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CLASS 348 348 - 1

348 TELEVISION 14.01 TWO-WAY AND VOICE 37 .With continuously rotating COMMUNICATION (E.G., element VIDEOPHONE) 38 .Multiple channels 14.02 .Over wireless communication 39 .With observer selected field of 14.03 .User interface (e.g., touch view screen menu) 40 HOLOGRAPHIC 14.04 .Operating with other appliance 41 . TV (e.g., TV, VCR, , etc.) 42 STEREOSCOPIC 14.05 . 43 .Signal formatting 14.06 .Answering machine 44 .Pseudo 14.07 .Display arrangement (e.g., 45 .Endoscope multiscreen display) 46 .Picture signal generator 14.08 .Conferencing (e.g., loop) 47 ..Multiple 14.09 ..Conferencing with multipoint 48 ...More than two cameras control unit 49 ..Single with optical path 14.1 ..Motion image conferencing division 14.11 .Switching 50 ..Single camera from multiple 14.12 .Transmission control (e.g., positions resolution or quality) 51 .Stereoscopic display device 14.13 ..Compression or decompression 52 ..More than two display devices 14.14 ..Still frame (e.g., freeze 53 ..Viewer attached frame) 54 ..Single display with optical 14.15 ..Field or frame difference path division (e.g., moving frame) 55 ...Separation by time division 14.16 .User positioning (e.g., 56 ....With alternating shutters ) 57 ....With alternating polarization 21 PLURAL TRANSMITTER SYSTEM 58 ...Separation by polarization CONSIDERATIONS (E.G., 59 ...Separation by lenticular INTERFERENCE REDUCTION) screen 22 SLOW SCANNING TRANSMISSION (E.G., 60 ...Separation by color (i.e., STILL FRAME) anaglyphic) 23 .Color TV 61 SPECIAL APPLICATIONS 24 PLURAL STILL IMAGES OVER 62 .Aid for the blind CONVENTIONAL CHANNEL 63 ..Image magnifying 25 IMAGE FALSIFICATION TO IMPROVE 64 .Combined electronic sensing and VIEWER PERCEPTION OF SELECTIVE photographic film cameras OBJECT (E.G., MOVING OBJECT OR 65 .With endoscope TARGET) 66 ..Dental 26 .Contour generator 67 ..Laser 27 .Quantizer 68 ..Illumination 28 .Selective contrast expander 69 ...Controlled by video signal 29 .False color 70 ...Color sequential illumination 30 ..Hue expander 71 ..Color TV 31 BACK SCATTER REDUCTION 72 ..Plural endoscopes 32 PSEUDO COLOR interchangeable 33 .Multispectral to color 73 ..External camera conversion (e.g., infrared and 74 ..With additional adjunct (e.g., visible, infrared bands, etc.) recorder control, etc.) 34 .Including intensity to color 75 ..Adaptor or connector conversion (e.g., colorizer, 76 ..Physical structure of circuit etc.) element 35 PSEUDO BLACK AND WHITE 77 .Human body observation 36 PANORAMIC 78 ..Eye

December 2011 348 - 2 CLASS 348 TELEVISION

79 .Microscope 125 .Flaw detector 80 ..Electronic 126 ..Of electronic circuit chip or 81 .Underwater board 82 .Hazardous or inaccessible 127 ..Of transparent container or 83 ..Furnace (e.g., nuclear reactor, content (e.g., bottle, jar, etc.) etc.) 84 ..Pipeline 128 ..Of surface (e.g., texture or 85 ..Borehole smoothness, etc.) 86 .Manufacturing 129 ..By comparison with reference 87 ..Electronic circuit chip or object board (e.g., positioning) 130 ...With stored representation of 88 ..Web, sheet or filament reference object 89 ..Agricultural or food production 131 ..With specific illumination 90 ..Welding detail 91 ..Sorting, distributing or 132 ...With strobe illumination classifying 133 ..With circuit detail 92 ..Quality inspection 134 ...Including line to line 93 ...Color TV comparison 94 ..Position detection 135 .Object or scene measurement 95 ...Alignment or positioning 136 ..Projected scale on object 96 .Film, disc or card scanning 137 ..Scale on camera target 97 ..Motion picture film scanner 138 ..Pulse or clock counting 98 ...Mechanical optical scanning 139 ..Multiple cameras on baseline 99 ....Flying spot scanner (e.g., range finder, etc.) 100 ...Flying spot scanner 140 ..Distance by apparent target 101 ....Color TV size (e.g., stadia, etc.) 102 ....Intermittent film movement 141 ..By cursor coordinate location 103 ....With modification of scanner 142 ..With camera and object moved sweep relative to each other 104 ...Color TV 143 .Observation of or from a 105 ...Intermittent film movement specific location (e.g., 106 ...With modification of scanner surveillance) sweep 144 ..Aerial viewing 107 ..With record location 145 ...With linear array 108 ..Flying spot scanner 146 ...With rotating reflector 109 ...Color TV 147 ...With transformation or 110 ..Slide rectification 111 ...Color TV 148 ..Vehicular 112 ..Microfilm 149 ...Traffic monitoring 113 .Navigation 150 ..Point of sale or banking 114 ..Remote control 151 ..Camera concealment 115 ..Head-up display 152 ..Intrusion detection 116 ..Direction finding or location 153 ...Using plural cameras determination 154 ....Motion detection 117 ..Aircraft or spacecraft 155 ...Motion detection 118 ..Land vehicle 156 ..Access control 119 ...Program control (e.g., path 157 ..Sporting event guidance, etc.) 158 ..Portable 120 ...Farm vehicle 159 ..Plural cameras 121 .Simulator 160 ..Reading meter or data printer 122 ..Visibility (e.g., fog, etc.) 161 .Object comparison (e.g., remote 123 ..Aircraft or spacecraft verification of signature, 124 ..Ship etc.)

December 2011 CLASS 348 TELEVISION 348 - 3

162 RESPONSIVE TO NONVISIBLE ENERGY 207.99 CAMERA, SYSTEM AND DETAIL 163 .Sonic or ultrasonic 207.1 .Camera connected to computer 164 .Infrared 207.11 ..Computer can control camera 165 ..Pyroelectric 207.2 .Camera connected to printer 166 ..With linear array 208.99 .Camera image stabilization 167 ...With rotating reflector 208.1 ..Electrical motion detection 168 ..With rotating reflector 208.2 ..Mechanical motion detection 169 OBJECT TRACKING (gyros, accelerometers, etc.) 170 .Using tracking gate 208.3 ..Differentiating unintentional 171 ..Centroidal tracking from purposeful camera 172 .Centroidal tracking movement (pan, tilt) 173 CATHODE-RAY TUBE BURN-IN 208.4 ..Motion correction PREVENTION 208.5 ...Including both electrical and 174 .Camera mechanical correcting devices 175 CAMERA WITH BUILT-IN TEST SIGNAL 208.6 ...Electrical (memory shifting, GENERATOR, TEST PATTERN, OR electronic zoom, etc.) ADJUSTING ADJUNCT 208.7 ...Mechanical 176 .Setup 208.8 ....Variable angle prisms 177 DISPLAY OR RECEIVER WITH BUILT-IN 208.11 ...., lens shifting TEST SIGNAL GENERATOR, TEST 208.12 ..Combined with other camera PATTERN, OR ADJUSTING ADJUNCT operations (e.g., or 178 .Setup autoexposure details) 179 ..Color match comparator 208.13 ...Motion correction plus 180 MONITORING, TESTING, OR MEASURING resolution enhancement 181 .Test signal generator 208.14 ...Object tracking 182 ..Chroma or color bar 208.15 ...Warning/indicator 183 ..VITS or ILTS 208.16 ...Changing camera function based 184 .Monitor on motion detection (mode, 185 ..Combined plural functions power supply) (e.g., picture and waveform 209.99 .With flying spot scanner monitor) 210.99 ..For color scanning 186 .. 211.99 .Remote control 187 .Testing of camera 211.1 ..Communication methods 188 ..Using test chart 211.2 ...Wireless 189 .Testing of image reproducer 211.3 ...Network (master/slave, client 190 ..Alignment-manufacturing or server, etc.) 191 ..Display photometry 211.4 ..Control devices 192 .Transmission path testing 211.5 ...Multiplexed or other embedded 193 ..Signal to ratio control signals 194 .Synchronization (e.g., H-sync to 211.6 ...Preprogrammed or stored subcarrier) control instructions 195 MECHANICAL OPTICAL SCANNING 211.7 ...Electromechanical controls 196 .Color TV (joystick, trackball, mouse, 197 .With fiber optics etc.) 198 .By acoustic wave 211.8 ...Monitor used to control remote 199 .Moving camera 200 ..Drum or belt 211.9 ..Camera characteristics 201 ..Multiple scanning elements affecting control (zoom angle, 202 .Moving lens or refractor distance to camera time delays, weight, etc.) 203 .Moving reflector 211.11 ..Plural cameras being controlled 204 ..Helical element 211.12 ...Video teleconferencing 205 ..Vibrating or oscillating (including access or 206 SPECIAL SCANNING (E.G., SPIRAL, authorization) RANDOM, ZIGZAG)

December 2011 348 - 4 CLASS 348 TELEVISION

211.13 ....Monitor (including for 234 ..Details of luminance signal controlling camera) formation in color camera 211.14 ..Camera located remotely from 235 ...With means for providing high image processor (i.e., camera band and low band luminance head) signals 215.1 .With streak device 236 ....Using distinct luminance 216.1 .Low light level image sensor 217.1 ..With image intensifier 237 ....For single sensor type camera 218.1 .Unitary image formed by supplying plural color signals compiling sub-areas of same 238 ...Using distinct luminance image scene (e.g., array of cameras) sensor 219.1 .Swing driven 239 ..Camera and video special 220.1 .Still and motion modes of effects (e.g., subtitling, operation fading, or merging) 221.1 ..Exposure control 241 ..Including noise or undesired 222.1 .Combined image signal generator signal reduction and general image signal 242 ...Color TV processing 243 ...Dark current 223.1 ..Color balance (e.g., white 244 ....With control of sensor balance) temperature 224.1 ...Dependent upon operation or 245 ....Using dummy pixels characteristic of iris, flash, 246 ...Defective pixel (e.g., signal lens, or filter) replacement) 225.1 ...With means for preventing 247 ....With memory of defective colored object from effecting pixels color balance 248 ...Smear 226.1 ..Including flicker detection 249 ....In charge coupled type sensor (e.g., fluorescent) 250 ...In charge coupled type sensor 227.1 ...With ambient light sensor 251 ...Shading or black spot 228.1 ...Responsive to output signal correction 229.1 ..Combined automatic gain control 252 ..With transition or edge and exposure control (i.e., sharpening (e.g., aperture sensitivity control) correction) 230.1 ...Readout of solid-state image 253 ...Color TV sensor considered or altered 254 ..Gray scale transformation 231.99 ..With details of static memory (e.g., gamma correction) for output image (e.g., for a 255 ...Amplitude control (e.g., still camera) automatic gain control) 231.1 ...Available memory space 256 ....Color TV (e.g., saturation) detection 257 ..With DC level control 231.2 ...Image file management 258 ...With bias illumination 231.3 ...Storage of additional data 259 ....Combined with color 231.4 ....Audio separating optical system 231.5 ....Time or date, annotation 260 ....For single scanning device 231.6 ....Processing or camera details color camera 231.7 ...Detachable 261 .....Plural bias illuminators 231.8 ....Multiple detachable memories 262 .With plural image scanning 231.9 ....Details of communication devices between memory and camera 263 ..Color imagery registration 240.99 ..Zoom 264 ..Scanning devices offset in the 240.1 ...Using both optical and image plane electronic zoom 265 ..Each supplying only one color 240.2 ...Electronic zoom signal 240.3 ...Optical zoom

December 2011 CLASS 348 TELEVISION 348 - 5

266 .With single image scanning 302 ..X - Y architecture device supplying plural color 303 ...With charge transfer type signals output register 267 ..Separate complete images on 304 ...With charge transfer type face of pickup device selecting register 268 ..Color sequential 305 ...With interlacing 269 ...With color sequential 306 ...Charge injection device (CID) illumination 307 ...Photosensitive switching 270 ...With moving color filters transistors or "static 271 ....Four or more color types induction" transistors 272 ..Solid-state multicolor image 308 ...Including switching transistor sensor and photocell at each pixel 273 ...With color filter or operation site (e.g., "MOS-type" image according to color filter sensor) 274 ....Having overlapping elements 309 ...Exclusively passive light 275 ....Staggered or irregular responsive elements in the elements matrix 276 ....Including transparent 310 ....With diode in series with elements photocell 277 .....With three or more 311 ..Charge-coupled architecture 278 ....Based on more than four 312 ...With timing pulse generator colors 313 ...With bias charge injection 279 ....Based on four colors 314 ...With excess charge removal 280 ....Based on three colors (e.g., overflow drain) 281 ....X-Y architecture 315 ...With staggered or irregular 282 ....Charge coupled architecture photosites or specified 283 .....With multiple output channel configuration registers 316 ...Charges transferred to opposed 284 ..Cathode-ray tube registers 285 ...Phase separable signals 317 ...Field or frame transfer type 286 ....With indexing 318 ....With recirculation of charge 287 .....Conductive grid at target 319 ....Charges alternately switched 288 .....Index elements outside of from vertical registers into image area separate storage registers; or 289 ...Frequency separable signals having vertical transfer gates 290 ....Specified optical filter 320 ....Interline readout arrangement 321 .....Using multiple output 291 .....Combined with grating, lens registers array, or refractor 322 ...Interline readout 292 .....Having diagonally arranged 323 ....Using multiple output stripes registers 293 ....Interdigital signal 324 ...Line transfer type electrodes 325 .Cathode-ray tube 294 .Solid-state image sensor 326 ..Automatic beam focusing or 295 ..Time delay and integration mode alignment (TDI) 327 ..Automatic beam current control 296 ..Electronic shuttering 328 ..Remanent image erasure 297 ..Accumulation or integration 329 ..With emissive target or time responsive to light or photocathode (e.g., orthicon) signal intensity 330 ...Dissector tube 298 ...In charge coupled type image 331 ..With photoconductive target sensor (e.g., vidicon) 299 ....With overflow gate or drain 332 .Array of photocells (i.e., 300 ..With nonsolid-state array) 301 ...Pixel

December 2011 348 - 6 CLASS 348 TELEVISION

333.01 .With electronic viewfinder or 357 ...Servo unit structure or display monitor mechanism 333.02 ..With display of additional 359 ..Fiber optics information 360 ..Lens or filter substitution 333.03 ...Including display of a frame 361 ...Automatic and line of sight 362 ..Exposure control determination 363 ...Automatic control of iris, 333.04 ...Including warning indication stop, or diaphragm 333.05 ..Display of multiple images 364 ....Based on image signal (e.g., thumbnail images, etc.) 365 .....Contrast 333.06 ..Movable or rotatable unit 366 ....Based on ambient light 333.07 ...Detachable 367 ...Periodic shuttering 333.08 ..Including optics 368 ....Rotary 333.09 ...With optical viewfinder (e.g., 369 ..Changing viewing angle via correction for parallax, etc.) optics 333.1 ...With projector function 370 .With object or scene 333.11 ..Use for previewing images illumination (e.g., variety of image 371 ..Flash or strobe resolutions, etc.) 372 .Power supply 333.12 ..Modification of displayed image 373 .Support or housing 333.13 ..Power saving mode 374 ..For internal camera components 335 .Optics 375 ..For specified accessory 336 ..Color separating optics 376 ..Portable or hand-held 337 ...Prism arrangement 377 CATHODE-RAY TUBE DISPLAY 338 ....With dichroic layer or air EXCESSIVE VOLTAGE CONTROL gap between prism sections 378 .With disabling 339 ...Exclusively dichroic elements 379 CATHODE-RAY TUBE DISPLAY 340 ..With optics peculiar to solid- AUTOMATIC BIAS state sensor CONTROL 341 ..Optical viewfinder 380 CATHODE-RAY TUBE DISPLAY BEAM 342 ..With frequency selective filter CURRENT CONTROL (e.g., IR cut, optical LPF, 381 .With beam energy determining etc.) color 343 ..Optical multiplexing 382 ..Variable depth of penetration 344 ..Optical path switching of electron beam into the 345 ..Focus control luminescent layer 346 ...With display of focusing 383 MODULAR IMAGE DISPLAY SYSTEM condition or alarm 384.1 BANDWIDTH REDUCTION SYSTEM 347 ...With zoom position detection 385.1 .Plural video programs in single or interrelated iris control channel 348 ...Using active ranging 386.1 .. 349 ...Using image signal 387.1 ..Data rate reduction 350 ....With auxiliary sensor or 388.1 .Multiple channel (e.g., plural separate area on imager carrier) 351 ....With oscillation of lens or 389.1 ..Including one conventional or sensor to optimize error compatible channel (e.g., two signal channel NTSC systems) 352 ....With motion detection 390.1 .Data rate reduction 353 ....By detecting contrast 391.1 ..Specified color signal 354 ....By analyzing high frequency 392.1 ...Sub-Nyquist sampling component 393.1 ...Direct coding of color 355 .....Plural high frequencies composite signal 356 .....Detection of peak or slope 394.1 ....Predictive coding of image signal 395.1 ....Transform coding

December 2011 CLASS 348 TELEVISION 348 - 7

396.1 ...Including luminance signal 426.1 .Format type 397.1 ..Using separate coders for 427.1 ..Including frequency folding different picture features (e.g., subsampling) (e.g., highs, lows) 428.1 ...Spotwobble (e.g., pixels from 398.1 ...Subband encoding (e.g., low plural lines form single horizontal/low vertical transmitted line) frequency, low horizontal/high 429.1 ...Including video-related vertical frequency) information 399.1 ..Picture feature dependent 430.1 ...Using two or more frames sampling rate or sample 431.1 ....Motion adaptive selection 432.1 ..Added video information in 400.1 ..Involving hybrid transform and standard channel format difference coding 433.1 ...Including additional 401.1 ...With prior difference coding modulation of picture carrier 402.1 ....Including motion vector (e.g., quadrature) 403.1 ..Involving transform coding 434.1 ...Including information in sync, 404.1 ...Adaptive blanking, or 405.1 ....Sampling 435.1 ....During vertical blanking 406.1 ....Normalizer interval 407.1 ....Motion 436.1 ...Including use of a subcarrier 408.1 ...Transformed sample selection 437.1 ..Individual processing of (e.g., hierarchical sample different parts of image selection) frequency band (e.g., sum and 409.1 ..Involving difference difference, high band/low transmission (e.g., band) predictive) 438.1 .Individual processing of 410.1 ...Involving both base and different parts of image differential encoding frequency band (e.g., sum and 411.1 ...Plural predictors difference, high band/low 412.1 ....Including temporal predictor band) (e.g., frame difference) 439.1 .Frame field or line dropping 413.1 .....Including motion vector followed by time expansion and 414.1 ....Involving pattern matching time compression 415.1 ...Including temporal prediction 440.1 .Scan rate variation (e.g., frame difference) 441 FORMAT CONVERSION 416.1 ....Including motion vector 442 .Involving polar to Cartesian or 417.1 ....Involving pattern matching vice versa 418.1 ...Involving pattern matching 443 .Involving both line number and 419.1 ...Coding element controlled by field rate conversion (e.g., buffer fullness PAL to NTSC) 420.1 ..Involving block coding 444 ..Specified signal 421.1 ...Involving minimum, maximum, or 445 .Conversion between standards average of block with different aspect ratios 422.1 ..Involving pattern matching 446 .Progressive to interlace 423.1 ..Arrangements for multiplexing 447 .Field rate type flicker one video signal, one or more compensating audio signals, and a 448 .Line doublers type (e.g., synchronizing signal interlace to progressive IDTV 424.1 ..Sub-Nyquist sampling type) 424.2 ...Adaptive 449 ..Including nonstandard signal 425.1 ..Associated signal processing detection 425.2 ...Involving error detection or 450 ..Specified chrominance correction processing (e.g., Y/C 425.3 ...Involving signal formatting separation) 425.4 ...Involving synchronization 451 ...Motion adaptive

December 2011 348 - 8 CLASS 348 TELEVISION

452 ..Motion adaptive 487 .Broadband (e.g., occupying two 453 .Specified chrominance processing adjacent channels or parts 454 ..PAL to NTSC or vice versa thereof) 455 ..In which simultaneous signals 488 .Specified color signal format are converted into sequential 489 ..Time division multiplexing of signals or vice versa luminance and chrominance 456 ...Field or frame sequential to (e.g., MAC) simultaneous 490 ..Field or frame sequential 457 ..Frequency change of subcarrier systems 458 .Changing number of lines for 491 ..Simultaneous and sequential standard conversion (e.g., SECAM) 459 .Changing number of fields for 492 ..Simultaneous signals standard conversion 493 ...Luminance plus dual-phase 460 DIVERSE DEVICE CONTROLLED BY modulated color carrier INFORMATION EMBEDDED IN VIDEO 494 ...Dot sequential SIGNAL 495 .Of sync signal 461 NONPICTORIAL DATA PACKET IN 496 ..Color TELEVISION FORMAT 497 FLUTTER OR JITTER CORRECTION 462 .Audio (E.G., DYNAMIC REPRODUCTION) 463 .Full field 498 .Specified color 464 .Sync 499 ..Using frequency shifting (e.g., 465 .Data separation or detection heterodyne) 466 .Error correction or prevention 500 SYNCHRONIZATION 467 .Data format 501 .Reprocessing 468 .Including decoder or 502 ..Specified color display 503 .For sequential color components 469 FORMAT 504 ..With line rate switch (e.g., 470 .Adapted to reduce noise or for SECAM) (e.g., 505 .Phase locking regenerated variable gain) subcarrier to color burst 471 .Including pulse modulation of 506 ..Burst gate video signal (e.g., pulse 507 ..Including demodulator width, PAM) 508 ...Digital 472 ..Pulse code modulation 509 ...With line rate switch (e.g., 473 .Including additional information PAL) 474 ..For controlling video 510 .Locking of computer to video processing (e.g., digitally timebase assisted video) 511 .Control of picture position 475 ..Additional modulation of 512 .Locking of video or audio to picture carrier (e.g., reference timebase quadrature) 513 ..Frame or field synchronizers 476 ..During sync, blanking, or 514 ...Color television overscan 515 ..Audio to video 477 ...During both vertical and 516 ..By controlling video or sync horizontal blanking generator 478 ...During vertical blanking 517 ...Color television 479 ...During horizontal blanking 518 ..Including compensation for 480 ....Sound signal transmission delays 481 .....Plural (e.g., stereo or SAP) 519 ...Color television 482 ...Sound signal 520 ..Color 483 ....Plural (e.g., stereo or SAP) 521 .Sync generation 484 ..Sound signal 522 ..Means on video signal generator 485 ...Plural (e.g., stereo or SAP) 523 ..With addressable memory 486 ..Including the use of a 524 ..With counter or frequency subcarrier divider

December 2011 CLASS 348 TELEVISION 348 - 9

525 .Sync separation 563 .For display of additional 526 ..Field or frame identification information 527 ...Color 564 ..Simultaneously and on same 528 ..Including automatic gain screen (e.g., multiscreen) control (AGC) 565 ...Picture in picture 529 ..To produce distinct vertical 566 ....Color television output 567 ....Memory 530 ...With distinct horizontal 568 ....Compression output 569 ..Receiver indicator (e.g., on 531 ..To produce distinct horizontal screen display) output 570 ...Tuning indication 532 ..By amplitude 571 IMAGE SIGNAL PROCESSING CIRCUITRY 533 ..Noise reduction SPECIFIC TO TELEVISION 534 ...Amplitude limiting 572 .A/D converters 535 ...Noise inversion 573 ..Analog to binary 536 .Automatic phase or frequency 574 ..Including dither control 575 .Video reprocessing 537 ..Of sampling or clock 576 .Selective image modification 538 ...With data interpolation (e.g., touch up) 539 ...Color 577 ..Color change type 540 ..Horizontal sync component 578 .Special effects 541 ...Cascaded phase or frequency 579 ..Strobe (e.g., ball tracker) adjusting 580 ..Geometric transformation 542 ...Plural distinct operating 581 ...Size change modes 582 ....Color signal 543 ....Line rates 583 ...Rotation 544 ....Locking rates 584 ..Combining plural sources 545 .....Different mode during 585 ...Including priority key vertical blanking 586 ...Foreground/background 546 ...Countdown insertion 547 ..Vertical sync component 587 ....Including hue detection 548 ...Countdown (e.g., chroma key) 549 ..Using color subcarrier 588 ...Multiple distinct images 550 .To achieve interlaced scanning (e.g., splitscreen) 551 .Of mechanical scan 589 ...Including insertion of 552 COMBINED WITH DIVERSE ART DEVICE characters or graphics (e.g., (E.G., COMPUTER, TELEPHONE) titles) 553 BASIC RECEIVER WITH ADDITIONAL 590 ...Specified details of key FUNCTION signal generation or 554 .Multimode (e.g., composite, Y, processing C; baseband RF) 591 ....Self keyers (e.g., key 555 ..For receiving more than one generated from video being format at will (e.g., NTSC/ mixed PAL) 592 .....Chroma key (e.g., hue 556 ...For format with different detector) aspect ratio 593 ....Artificial key generation 557 ...Color processing 594 .....Wipes signal generator 558 ..Format detection 595 .....Fades signal generator 559 .Instant replay or freeze frame 596 .....Window signal generator 560 ..Color television processing (e.g., rectangle) 561 .For magnification of part of 597 ....For generation of soft edge image (e.g., blending) 562 ..Color television 598 ...Specified details of signal combining 599 ....Color signal

December 2011 348 - 10 CLASS 348 TELEVISION

600 ....Graphic or character 629 ...Including horizontal insertion type transition 601 ...Marker or pointer generator 630 ..Color television processing 602 .Display controlled by ambient 631 ...Luminance transition controls light chrominance transition 603 ..Specified color (e.g., 632 .Sound muting saturation and contrast 633 ..Including picture blanking control) 634 .Picture blanking 604 .Including nonstandard signal 635 ..For color television detection controlling 636 ..At transmitter processing 637 ..Retrace type 605 .Including vertical interval 638 .Chrominance signal demodulator reference (e.g., VIR) 639 ..Digital 606 .Combined noise reduction and 640 ..PAL signal transition sharpening 641 ..For quadrature signal (e.g., 607 .Noise or undesired signal NTSC) reduction 642 .Color encoder or chrominance 608 ..Processing at encoder or signal modulator transmitter (e.g., pre- 643 . correction) 644 ..Including chrominance signal 609 ...Reduction of chrominance amplitude control luminance cross-talk (e.g., 645 .Chrominance signal amplitude precomb) control (e.g., saturation) 610 ....Adaptive 646 ..Digital 611 ...To suppress echo 647 ..Automatic 612 ...Color signals 648 ...Picture responsive (e.g., 613 ...Complementary system (e.g., overload) preemphasis - deemphasis) 649 .Hue control 614 ..Ghost elimination (e.g., 650 ..Scene by scene color correction multipath) 651 ..Digital 615 ..Blackspot or shading correction 652 ..Fleshtone corrector (e.g., (e.g., corrects for fixed fixed) pattern defects) 653 ...By phase change of chrominance 616 ..Dropout compensator (e.g., signal or subcarrier replacement type) 654 ..By phase change of chrominance 617 ...For color television signal or subcarrier 618 ..For removal of low amplitude 655 .Color balance or temperature random noise (e.g., variable (e.g., white balance) bandwidth) 656 ..Receiver type 619 ...Averaging type 657 ...Including feedback control 620 ....Using frame or field delays 658 ....Including optical sensor to (e.g., motion adaptive) observe display (e.g., CRT) 621 ....For color television 659 .Matrixing or mixing 622 ...Noise component generator, 660 ..Digital limiter, subtractor type 661 ..Masking (e.g., R, G, B to R, G, 623 ...Coring type B) 624 ..For color television 662 .Chrominance phase adjuster .Transition or edge sharpeners 625 (e.g., inverter) 626 ..Scanning velocity modulation 663 .Chrominance-luminance signal 627 ..Including processing to prevent separation the addition of noise (e.g., 664 ..Logic circuit type coring enhancement signal, 665 ..Including comb filter (e.g., noise responsive peaking using line, field, frame control) delays) 628 ..Vertical transition

December 2011 CLASS 348 TELEVISION 348 - 11

666 ...Including adaptive artifacts 700 .Motion dependent key signal removal (e.g., switchable trap generation or scene change or LPF in channel) detection 667 ...Adaptive comb filter 701 ..Specified processing of frame 668 ....Selects or blends two or more or field difference signal separated signals to derive (e.g., noise reduction, key output signal spreading) 669 .....Including frame or field 702 ..Composite color signal delays (e.g., motion adaptive) 703 .Hue or saturation detector 670 ...Including frame or field 704 .Sweep expansion or reduction delays 705 .Switching 671 .Gray scale transformation 706 ..receiver type 672 ..Using histogram 707 .Amplifiers 673 ..Combined contrast control and 708 .Color television signal brightness or DC level control processing 674 ..Nonlinear amplitude 709 ..Signal modification for one gun modification (e.g., gamma) color tube (e.g., dot 675 ...Color television sequential) 676 ...By adding outputs from 710 .. or amplitude parallel channels responsive 677 ...With specified DC level 711 ..Frequency response modification control 712 ..Luminance channel circuitry 678 ..Automatic range control (e.g., 713 ..Chrominance channel circuitry AGC, automatic contrast 714 .With details of static storage control) device 679 ...Color television 715 ..For storing a sequence of 680 ...At transmitter frames or fields 681 ...Carrier envelope 716 ..Specified data formatting 682 ...Sync or blanking (e.g., memory mapping) 683 ....Noise reduction or 717 ...Of color signal elimination 718 ..Accessing circuitry 684 ....Keyed 719 ...Including processor interface 685 ...Delayed AGC (e.g., CPU) 686 ..Manual contrast control (e.g., 720 .Digital linear) 721 ..Plural processing units 687 .Brightness control 722 STUDIO EQUIPMENT 688 ..By subtracting averaged active 723 CIRCUITRY video portion (e.g., flare) 724 .Modulator 689 ..With DC clamping 725 RECEIVER CIRCUITRY 690 .White limiter 726 .Demodulator 691 .DC insertion 727 ..Color television 692 ..Color television 728 .Color television 693 ..At transmitter 729 .Television receiver adapted to 694 ..For plural signals or signal receive radio broadcast or in components combination with radio 695 ..Level inserted during keying receiver signals (e.g., keyed clamp) 730 .Power supply 696 ..Insertion level derived by key 731 .Tuning signals 732 ..Search tuning 697 ...Level derived within feedback 733 ..Tuning voltage path 734 .Remote control 698 ..Diode 735 .Automatic frequency control 699 .Motion vector generation 736 .Sound traps 737 .Intercarrier circuits 738 .Sound circuit

December 2011 348 - 12 CLASS 348 TELEVISION

739 VIDEO DISPLAY 777 ...With intensifier 740 .Array of shutters 778 ...Plural CRTs 741 .-white phenomena 779 ....With optical element 742 .Color sequential 780 .....Beam combining 743 ..With moving color filters 781 ...With optical element 744 .Projection device 782 ....Mirror arrangement 745 ..With alignment, registration or 783 .....Concave mirror focus 784 ...... With correcting plate 746 ...Raster shape 785 ....Adjustable 747 ...Raster size or position 786 ....With screen or absorption compensation filter 748 ..With cooling device 787 ...Cabinet or chassis 749 ...Liquid 788 ....Folding 750 ..Plural parallel light 789 ..Cabinet or chassis modulators 790 .Liquid crystal 751 ...Liquid crystal 791 ..Color TV 752 ...Using birefringent or 792 ..Scanning circuit polarizing medium (e.g., Kerr 793 ...Interlacing cell, Pockels cell, etc.) 794 ..With cabinet or housing 753 ....Electron beam addressed structure 754 ...Acousto-optic (e.g., Bragg 795 .Direct viewed light valve cell, etc.) 796 .Vacuum panel 755 ...Deformable medium 797 .Gas discharge 756 ...With optical element 798 .Array of lamps 757 ....Beam combining 799 ..Color TV 758 ..Plural serial light modulators 800 .Electroluminescent (e.g., 759 ..Single light modulator scanned matrix, etc.) 760 ...Color TV 801 ..Light emitting diode 761 ....Liquid crystal 802 ...Color TV 762 ....Using birefringent or 803 ..Color TV polarizing medium (e.g., Kerr 804 .With optical fiber device cell, Pockels cell, etc.) 805 .Cathode-ray tube 763 .....Electron beam addressed 806 ..With distortion, alignment or 764 ....Deformable medium focus 765 .....Fluid 807 ...Color convergence correction 766 ...Liquid crystal 808 ..Color TV 767 ...Using birefringent or 809 ...Separate electron beams in polarizing medium (e.g., Kerr single tube cell, Pockels cell, etc.) 810 ...One electron beam supplying 768 ....Electron beam addressed more than one color 769 ...Acousto-optic 811 ....Beam position indicating 770 ...Deformable medium 812 .....Horizontal stripes 771 ....Including solid-state 813 .....Photoelectric sensor deflection elements (e.g., 814 .....Secondary emission sensor deformable mirror device 815 ....With electron-optical color (DMD)) selection 772 ....Medium in tape, ribbon, or 816 ...With color specific optical membrane form device 773 ....Fluid medium 817 ....Electrochromic device 774 .....Deformed into diffraction 818 ..Protective device grating (e.g., using electron 819 ...Radiation protection for user beam) 820 ...External electric or magnetic 775 ....Having significant chemical effect composition 821 ...Implosion protection 776 ..Cathode-ray tube image source

December 2011 CLASS 348 TELEVISION 348 - 13

822 ....Tensioned band E17.001 DIAGNOSIS, TESTING OR MEASURING 823 ....Protective glass or panel FOR TELEVISION SYSTEMS OR 824 .....Bonded to CRT faceplate THEIR DETAILS (EPO) 825 ..Support E17.002 .For television cameras (EPO) 826 ...CRT having only support at E17.003 .For systems front portion (EPO) 827 ...CRT position adjustable by E17.004 .For color television signals user (EPO) 828 ...Deflection element support E17.005 .For receivers (EPO) 829 ....Yoke E17.006 ..Self-contained testing 830 .....Supported by CRT neck apparatus (EPO) 831 ...... Adjustable E15.001 STEREOSCOPIC COLOR TELEVISION 832 ..With optical element SYSTEMS; DETAILS THEREOF (EPO) 833 ...For line elimination E13.001 STEREOSCOPIC TELEVISION SYSTEMS; 834 ...Glare reduction DETAILS THEREOF (EPO) 835 ...Filters E13.002 .Systems where the three- 836 .Cabinet or chassis dimensional effect is obtained 837 ..With vehicle by means of at least two 2D 838 ..Portable image signals from different 839 ..Modular viewpoint locations representing the interocular 840 ..Multiple screens distance (EPO) 841 ..Masking E13.003 ..Stereoscopic image signal 842 ..Light shielding generation (EPO) 843 ..Cabinet back E13.004 ...Using a stereoscopic image 844 MISCELLANEOUS camera (EPO) E13.005 ....Having a single 2D image pickup sensor (EPO) E13.006 .....Using spectral multiplexing, E-SUBCLASSES i.e., simultaneously capturing several geometrical viewpoints

E-SUBCLASSES The following subclasses beginning with the letter "E"... separated by different The following subclasses beginning with spectral characteristics (EPO) the letter E are E-subclasses. Each E-sub­ E13.007 .....Using spatial multiplexing, class corresponds in scope to a classifi­ i.e., simultaneously capturing cation in a foreign classification system, several geometrical viewpoints for example, the European Classification on different parts of the system (ECLA). The foreign classification image pickup sensor (EPO) equivalent to an E-subclass is identified E13.008 .....Using the relative movement in the subclass definition. In addition to between camera and object US documents classified in E-subclasses by (EPO) US examiners, documents are regularly classified in E-subclasses according to E13.009 .....Using temporal multiplexing, the classification practices of any for­ i.e., alternatively capturing eign Offices identified in parentheses at several geometrical viewpoints the end of the title. For example, "(EPO)" separated in time (EPO) at the end of a title indicates both Euro­ E13.01 .....Having a parallax barrier pean and US patent documents, as classi­ (EPO) fied by the EPO, are regularly added to E13.011 .....Having a fly-eye lenticular the subclass. E-subclasses may contain screen (EPO) subject matter outside the scope of this E13.012 .....Having a lenticular screen class.Consult their definitions, or the (EPO) documents themselves to clarify or inter­ E13.013 .....Having a varifocal lens or pret titles. mirror (EPO)

December 2011 348 - 14 CLASS 348 TELEVISION

E13.014 ....Having two 2D image pickup E13.028 ....Using a fly-eye lenticular sensors representing the screen (EPO) interocular distance (EPO) E13.029 ....Using a lenticular screen E13.015 ....Having more than two 2D image (EPO) pickup sensors (EPO) E13.03 ....Using a parallax barrier, E13.016 ....Calibration aspects (EPO) e.g., spatial light modulator E13.017 ....Having several image pickup (EPO) sensors with different E13.031 ....Using an array of characteristics other than controllable light sources or location or field of view, a moving aperture or light e.g., different resolution, source (EPO) color pickup characteristic or E13.032 ....Using a varifocal lens or additional depth information mirror (EPO) or, where the image signals of E13.033 ...Color aspects (EPO) one image pickup sensor are E13.034 ...Calibration aspects (EPO) used to control the E13.035 ...Using a digital micro mirror characteristics of at least device (DMD) (EPO) one other image pickup sensor E13.036 ...For viewing by the user with (EPO) the aid of special glasses or E13.018 ....In combination with an head mounted displays (HMD), electromagnetic radiation i.e., stereoscopic displaying source for Illuminating the (EPO) subject (EPO) E13.037 ....With spectral multiplexing, E13.019 ...Color aspects (EPO) i.e., simultaneously E13.02 ...With monoscopic to displaying left and right stereoscopic image conversion images separated using glasses (EPO) with different spectral E13.021 ...For generating stereoscopic characteristics, e.g., image signals corresponding to anaglyph method or Pullfrich more than two geometrical method (EPO) viewpoints (EPO) E13.038 ....With polarization E13.022 ...From a 3D object model, e.g., multiplexing, i.e., computer generated simultaneously displaying left stereoscopic image signals and right images separated (EPO) using glasses with different E13.023 ....The virtual viewpoint polarizing characteristics location being selected by the (EPO) observer, e.g., observer E13.039 ....With spatial multiplexing, tracking (EPO) i.e., simultaneously E13.024 ...For generating monoscopic and displaying left and right stereoscopic images or mixed images on different parts of monoscopic/stereoscopic the display screen and using images, e.g., monoscopic and glasses to optically recombine stereoscopic image generating the stereoscopic image, e.g., modes or a stereoscopic image with prisms or mirrors (EPO) overlay window in a monoscopic E13.04 ....With temporal multiplexing, image background (EPO) i.e., alternatively displaying E13.025 ...Synchronization or controlling left and right images aspects (EPO) separated in time and using E13.026 ..Stereoscopic image displaying glasses to alternatively block (EPO) the right and left eye (EPO) E13.027 ...Using an autostereoscopic E13.041 ....With head mounted left-right display, i.e., viewing by the displays (EPO) user without the aid of E13.042 ...Using a half transparent special glasses (EPO) mirror or prism (EPO)

December 2011 CLASS 348 TELEVISION 348 - 15

E13.043 ...For displaying simultaneously E13.058 ...Using an image projection more than two geometrical screen (EPO) viewpoints, i.e., look-around E13.059 ...Synchronization or controlling effect without observer aspects (EPO) tracking (EPO) E13.06 ..Stereoscopic image signal E13.044 ...For displaying monoscopic and coding, multiplexing, stereoscopic images or mixed processing, recording or monoscopic/stereoscopic transmission (EPO) images, e.g., monoscopic and E13.061 ...Color aspects (EPO) stereoscopic image displaying E13.062 ...Coding or decoding modes or a stereoscopic image stereoscopic image signals overlay window in a monoscopic (EPO) image background (EPO) E13.063 ...Mixing stereoscopic image E13.045 ...Using observer tracking (EPO) signals (EPO) E13.046 ....For several observers (EPO) E13.064 ...Processing stereoscopic image E13.047 ....For tracking with gaze signals (EPO) detection, i.e., detecting the E13.065 ....Transformation of lines of sight of the stereoscopic image signals observers eyes (EPO) corresponding to virtual E13.048 ....For tracking with variable viewpoints, e.g., spatial interoccular distance or image interpolation (EPO) rotational head movements E13.066 .....The virtual viewpoint around the vertical axes (EPO) location being selected by the E13.049 ....For tracking forward-backward observer, e.g., observer translational head movements, tracking with look around i.e., longitudinal movements effect (EPO) (EPO) E13.067 ....Improving the 3D impression E13.05 ....For tracking left-right of a displayed stereoscopic translational head movements, image, e.g., with filtering or i.e., lateral movements (EPO) addition of monoscopic depth E13.051 ....For tracking rotational head cues (EPO) movements in a plane parallel E13.068 ....Format conversion of to the screen (EPO) stereoscopic images, e.g., E13.052 ....For tracking vertical frame-rate, size, (EPO) translational head movements E13.069 ....Equalizing the (EPO) characteristics of different E13.053 ...Alternating rapidly the image components in location of the left-right stereoscopic images, e.g., image components on the average brightnesss or color display screen (EPO) balance (EPO) E13.054 ...Using a volumetric display, E13.07 ...Switching stereoscopic image i.e., systems where the image signals (EPO) is built up from picture E13.071 ...Transmission of stereoscopic elements distributed over a image signals (EPO) volume (EPO) E13.072 ...Multiplexing or demultiplexing E13.055 ....The picture elements emitting different image signal light where a pair of light components in stereoscopic beams intersect in a image signals (EPO) transparent material (EPO) E13.073 ...Synchronization or controlling E13.056 ....The volume being generated by aspects (EPO) a moving, e.g., vibrating or E13.074 .Picture signal generators (EPO) rotating, surface (EPO) E13.075 .Picture reproducers (EPO) E13.057 ....With depth sampling, i.e., E11.001 COLOR TELEVISION SYSTEMS (EPO) the volume being constructed E11.002 .High definition systems (EPO) from a stack or sequence of 2D E11.003 ..Involving two-channel image planes (EPO) transmission (EPO)

December 2011 348 - 16 CLASS 348 TELEVISION

E11.004 ..Involving bandwidth reduction, E9.003 ..With one pick-up device only e.g., subsampling (EPO) (EPO) E11.005 ..With transmission of the extra E9.004 ...Whereby the color signals are information by means of characterized by their phase quadrature modulation (EPO) (EPO) E11.006 .With bandwidth reduction (EPO) E9.005 ...Whereby the color signals are E11.007 .Transmission systems characterized by their characterized by the manner in frequency (EPO) which the individual color E9.006 ..With more than one pick-up picture signal components are device (EPO) combined (EPO) E9.007 ...Systems for avoiding or E11.008 ..Using sequential signals only correcting misregistration of (EPO) video signals (EPO) E11.009 ...In which color signals are E9.008 ...Optical arrangements inserted in the blanking associated therewith, e.g., interval of brightness signal for beam-splitting, for color (EPO) correction (EPO) E11.01 ..Using simultaneous signals only E9.009 ..Scanning of color motion (EPO) picture films, e.g., for E11.011 ...In which one signal, modulated telecine (EPO) in phase and amplitude, E9.01 ..Using solid-state devices (EPO) conveys color information and E9.011 ..Using optical-mechanical a second signal conveys scanning means only (EPO) brightness information, e.g., E9.012 .Picture reproducers (EPO) NTSC-system (EPO) E9.013 ..Using optical-mechanical E11.012 ....The chrominance signal scanning means only (EPO) alternating in phase, e.g., E9.014 ..Using cathode ray tubes (EPO) PAL-system (EPO) E9.015 ...With variable depth of E11.013 .....A resolution-increasing penetration of electron beam signal being multiplexed to into the luminescent layer, the PAL-system signal, e.g., e.g., penetrons (EPO) PAL-PLUS-system (EPO) E9.016 ...Using separate electron beams E11.014 .....Encoding means therefor for the primary color signals (EPO) (EPO) E11.015 .....Decoding means therefor E9.017 ....With more than one beam in a (EPO) tube (EPO) E11.016 ....Encoding means therefor (EPO) E9.018 ...Using the same beam for more E11.017 ....Decoding means therefor (EPO) than one primary color E11.018 ..Using simultaneous and information (EPO) sequential signals, e.g., E9.019 ....Using means, integral with, SECAM-system (EPO) or external to, the tube, for E11.019 ...Encoding means therefor (EPO) producing signal indicating E11.02 ...Decoding means therefor (EPO) instantaneous beam position E11.021 ..Conversion of the manner in (EPO) which the individual color E9.02 ....Using electron-optical color picture signal components are selection means, e.g., line combined, e.g., conversion of grid, deflection means in or color television standards near the gun or near the (EPO) phosphor screen (EPO) E11.022 ...In which simultaneous signals E9.021 ...Arrangements for convergence are converted into sequential or focusing (EPO) signals or vice versa (EPO) E9.022 ....Using quadrupole lenses (EPO) E9.001 DETAILS OF COLOR TELEVISION E9.023 ...Using demagnetization or SYSTEMS (EPO) compensation of external E9.002 .Picture signal generators (EPO) magnetic fields (EPO)

December 2011 CLASS 348 TELEVISION 348 - 17

E9.024 ..Using solid-state color display E9.043 ..I.F amplifiers (EPO) devices (EPO) E9.044 ..Video amplifiers (EPO) E9.025 ..Projection devices for color E9.045 ..For synchronous modulators picture display (EPO) (EPO) E9.026 ...Using laser beams scanning the E9.046 ..For synchronous demodulators display screen (EPO) (EPO) E9.027 ...Using light modulating optical E9.047 ..For matrixing (EPO) valves (EPO) E9.048 ..For color killing (EPO) E9.028 .Conversion of monochrome picture E9.049 ...Combined with color gain signals to color picture control (EPO) signals for color picture E9.05 ..For reinsertion of dc and display (EPO) slowly varying components of E9.029 .Color synchronization (EPO) color signal (EPO) E9.03 ..Generation or recovery of color E9.051 ..Color balance circuits, e.g., sub-carriers (EPO) white balance circuits, color E9.031 ..Generation of color burst temperature control (EPO) signals; Insertion of color E9.052 ...For picture signal generators burst signals in color picture (EPO) signals or separation of color E9.053 ..For controlling the amplitude burst signals from color of color signals, e.g., picture signals automatic chroma control E9.032 ..Synchronization of the PAL- circuits (EPO) switch (EPO) E9.054 ...For modifying the color E9.033 ..For sequential signals (EPO) signals by gamma correction E9.034 ..For mutually locking different (EPO) synchronization sources (EPO) E9.055 ..For obtaining special effects E9.035 .Circuits for processing the (EPO) brightness signal and the E9.056 ...Chroma key (EPO) chrominance signal relative to E9.057 ...For mixing of color signals each other, e.g., adjusting (EPO) the phase of the brightness E7.001 TELEVISION SYSTEMS (EPO) signal relative to the color E7.002 .Systems with supplementary signal, correcting picture signal insertion or during a portion of the active differential phase part of a television signal, E9.036 ..For separating the brightness e.g., during top and bottom signal or the chrominance lines in a HDTV letter-box signal from the color system (EPO) television signal, e.g., using E7.003 .Conversion of standards (EPO) comb filter (EPO) E7.004 .High-definition television E9.037 .Circuits for processing color systems (EPO) signals (EPO) E7.005 ..Using spatial or temporal E9.038 ..Multi-standard receivers (EPO) subsampling (EPO) E9.039 ..Multi-purpose receivers, e.g., E7.006 ...Using pixel blocks (EPO) for auxiliary information E7.007 ....With motion estimation, e.g., (EPO) involving the use of motion E9.04 ..Hue control means, e.g., flesh vectors (EPO) tone control (EPO) E7.008 ..Involving the resampling of the E9.041 ..Beam current control means incoming video signal (EPO) (EPO) E7.009 ..Using a storage device with E9.042 ..For image enhancement, e.g., different write and read speed vertical detail restoration, (EPO) cross-color elimination, E7.01 ...Using beam gun storage (EPO) contour correction, E7.011 ...Using magnetic recording (EPO) chrominance trapping filters (EPO)

December 2011 348 - 18 CLASS 348 TELEVISION

E7.012 ..Involving interpolation E7.029 ....The signal being time- processes (EPO) compressed before its E7.013 ...Involving the use of motion insertion and subsequently vectors (EPO) decompressed at reception E7.014 ...Dependent on presence/absence (EPO) of motion, e.g., of motion E7.03 ..With signal insertion during zones (EPO) the vertical blanking interval E7.015 ..One of the standards (EPO) corresponding to a E7.031 ...The inserted signal being cinematograph film standard digital (EPO) (EPO) E7.032 ....The signal being time- E7.016 ..One of the standards being a compressed before its high definition standard (EPO) insertion and subsequently E7.017 .Systems for the transmission of decompressed at reception digital nonpicture data, e.g., (EPO) of text during the active part E7.033 ....For the transmission of of a television frame (EPO) character code signals, e.g., E7.018 ..Display systems therefor (EPO) for teletext (EPO) E7.019 ..Subscription systems therefor E7.034 ....For the transmission of (EPO) additional display- E7.02 ..Circuits for the digital non- information, e.g., menu for picture data signal, e.g., for program or channel selection slicing of the data signal, (EPO) for regeneration of the data- E7.035 .....For the transmission of clock signal, for error subtitles (EPO) detection or correction of the E7.036 ....For the transmission of data signal (EPO) program or channel identifying E7.021 ...For regeneration of the clock signals (EPO) signal (EPO) E7.037 ....Subscription systems therefor E7.022 ...For discrimination of the (EPO) binary level of the digital E7.038 ..Using frequency interleaving, data, e.g., amplitude slicers e.g., with precision offset (EPO) (EPO) E7.023 ...For error detection or E7.039 ..The signals being two or more correction (EPO) video signals (EPO) E7.024 .Systems for the simultaneous or E7.04 .Systems for the transmission of sequential transmission of one television signal, i.e., more than one television both picture and sound, by a signal, e.g., additional single carrier (EPO) information signals, the E7.041 ..The carrier being frequency signals occupying wholly or modulated (EPO) partially the same frequency E7.042 .Systems for the simultaneous band (EPO) transmission of one television E7.025 ..The additional information signal, i.e., both picture and signals being transmitted by sound, by more than one means of a subcarrier (EPO) carrier (EPO) E7.026 ..With signal insertion during E7.043 ..Simultaneous transmission of the vertical and the separate parts of one picture horizontal blanking interval (EPO) (EPO) E7.044 ..The carriers being allocated to E7.027 ..With signal insertion during more than one television the horizontal blanking channel (EPO) interval (EPO) E7.028 ...The inserted signal being digital (EPO)

December 2011 CLASS 348 TELEVISION 348 - 19

E7.045 .Systems in which the television E7.063 ...Centralized control of user signal is transmitted via one terminal; Registering at channel or a plurality of central (EPO) parallel channels, the E7.064 ..Constructional details of the bandwidth of each channel subscriber equipment (EPO) being less than the bandwidth E7.065 ..Passage/non-passage of the of the television signal (EPO) television signal, e.g., E7.046 ..Involving expansion and jamming, band suppression subsequent compression of a (EPO) signal segment, e.g., a frame, E7.066 ...Systems operating in the a line (EPO) amplitude domain of the E7.047 ...The signal segment being a television signal (EPO) picture element (EPO) E7.067 ....By modifying synchronization E7.048 ..Systems in which different signals (EPO) parts of the picture signal E7.068 ....By inverting the polarity of frequency band are active picture signal portions individually processed, e.g., (EPO) suppressed, transposed (EPO) E7.069 ..With two-way working, e.g., E7.049 .Adaptations for transmission by subscriber sending a program electric cable (EPO) selection signal (EPO) E7.05 ..For domestic distribution (EPO) E7.07 ...Transmission or handling of E7.051 ..The cable being constituted by upstream communications (EPO) a pair of wires (EPO) E7.071 ....Direct or substantially E7.052 ..Circuits therefor, e.g., noise direct transmission and reducers, equalizers, handling of requests (EPO) amplifiers (EPO) E7.072 ....With deferred transmission or E7.053 ...Switchers or splitters (EPO) handling of upstream E7.054 .Secrecy systems; Subscription communications (EPO) systems (EPO) E7.073 ....Handling of requests in head- E7.055 ..Systems rendering the ends (EPO) television signal E7.074 ...Control of the passage of the unintelligible and selected program (EPO) subsequently intelligible E7.075 ....In an intermediate station (EPO) common to a plurality of user E7.056 ...Providing digital key or terminals (EPO) authorization information for E7.076 ....At or near the user terminal generation or regeneration of (EPO) the scrambling sequence (EPO) E7.077 .Systems for two-way working E7.057 ...Systems operating in the time (EPO) domain of the television E7.078 ..Between two video terminals, signal (EPO) e.g., videophone (EPO) E7.058 ....By displacing synchronization E7.079 ...Constructional details of the signals relative to active terminal equipment, e.g., picture signals or vice versa arrangements of the camera and (EPO) the display (EPO) E7.059 ....By changing or reversing the E7.08 ....Camera and display on the order of active picture signal same optical axis, e.g., portions (EPO) optically multiplexing the E7.06 ..Authorizing the user terminal, camera and display for eye to e.g., by paying; Registering eye contact (EPO) the use of a subscription E7.081 ...Communication arrangements, channel, e.g., billing (EPO) e.g., identifying the E7.061 ...By receiver means only (EPO) communication as a video- E7.062 ....Coin-freed apparatus (EPO) communication, intermediate storage of the signals (EPO)

December 2011 348 - 20 CLASS 348 TELEVISION

E7.082 ...Interfacing a video terminal E3.01 ...For electromagnetic radiation to a particular transmission in the invisible region, e.g., medium, e.g., ISDN (EPO) infra-red (EPO) E7.083 ..Conference systems (EPO) E3.011 .By means not exclusively E7.084 ...Multipoint control units optical-mechanical (EPO) therefor (EPO) E3.012 ..By switched stationary E7.085 .Closed circuit television formation of lamps, photocells systems, i.e., systems in or light relays (EPO) which the signal is not E3.013 ...Using cathode rays, e.g., broadcast (EPO) multivision (EPO) E7.086 ..For receiving images from a E3.014 ...Using gas discharges, e.g., plurality of remote sources plasma (EPO) (EPO) E3.015 ...Using liquid crystals (EPO) E7.087 ..For receiving images from a E3.016 ..By means of electrically single remote source (EPO) scanned solid-state devices E7.088 ...From a mobile camera, e.g., (EPO) for remote control (EPO) E3.017 ...For picture signal generation E7.089 ...Video door telephones (EPO) (EPO) E7.09 ..Capturing isolated or E3.018 ....Control of the image-sensor intermittent images triggered operation, e.g., image by the occurrence of a processing within the image- predetermined event, e.g., an sensor (EPO) object reaching a E3.019 .....For variable integration predetermined position (EPO) time (EPO) E7.091 .Special television systems not E3.02 .....For selective scanning, provided for by E7.002 to e.g., windowing, zooming (EPO) E7.085 (EPO) E3.021 .....For disturbance correction E7.092 ..Using at least one opto­ or prevention within the electrical conversion device image-sensor, e.g., biasing, (EPO) blooming, smearing (EPO) E7.093 .Adaptations for transmission via E3.022 ....Picture signal readout a GHz frequency band, e.g., register, e.g., shift via satellite (EPO) registers, interline shift E7.094 .Adaptations for optical registers (EPO) transmission (EPO) E3.023 ....With charge transfer within E3.001 SCANNING DETAILS OF TELEVISION the image-sensor, e.g., time SYSTEMS (EPO) delay and integration (EPO) E3.002 .Scanning of motion picture E3.024 .....Using frame-interline films, e.g., for telecine transfer (EPO) (EPO) E3.025 .....Using interline transfer E3.003 ..With continuously moving film (EPO) (EPO) E3.026 .....Using frame transfer (EPO) E3.004 ..With intermittently moving film E3.027 ....Using linear image-sensor (EPO) (EPO) E3.005 ...With film moving only during E3.028 ....With addressing of the image- the field blanking interval sensor elements (EPO) (EPO) E3.029 .....For MOS image-sensors, e.g., E3.006 .By optical-mechanical means only MOS-CCD (EPO) (EPO) E3.03 .....Using charge injection E3.007 ..Having a moving aperture (EPO) within the image-sensor (EPO) E3.008 ..Having a moving lens or other E3.031 ....The image being sequentially refractor (EPO) picked-up by one device at E3.009 ..Having a moving reflector (EPO) different imaging positions, e.g., by shifting the image- sensor (EPO)

December 2011 CLASS 348 TELEVISION 348 - 21

E3.032 ....The image being E3.053 ...Elemental scanning area simultaneously picked-up by oscillated rapidly in more than one device, e.g., direction transverse to main the scene being partitioned scanning direction (EPO) into subimages (EPO) E5.001 DETAILS OF TELEVISION SYSTEMS E3.033 ..By deflecting electron beam in (EPO) cathode-ray tube (EPO) E5.002 .Multimedia set-top circuitry for E3.034 ...Generation of supply voltages, digital video services (EPO) in combination with electron E5.003 ..Downstream channel decoding beam deflecting (EPO) therefor (EPO) E3.035 ...Maintaining dc voltage E5.004 ..Involving conditional access constant (EPO) (EPO) E3.036 ....Using regulation in parallel E5.005 ..Transport demultiplexing (EPO) therefor (EPO) E3.037 ....Using regulation in series E5.006 ..Operative control therefor (EPO) (EPO) E3.038 ....Arrangements or assemblies in E5.007 ..Involving digital storage supply circuits for the medium interfacing (EPO) purpose of withstanding high E5.008 .Multimedia server circuitry for voltages (EPO) digital video services (EPO) E3.039 ...Prevention of damage to E5.009 .Synchronizing (EPO) cathode-ray tubes in the event E5.01 ..Synchronizing circuits with of failure of scanning (EPO) arrangements for extending E3.04 ...Circuits for controlling range of synchronization, dimension, shape or centering e.g., by using switching of picture on screen (EPO) between several time constants E3.041 ....Controlling dimensions (EPO) (EPO) E3.042 ....Centering (EPO) E5.011 ..Generation of synchronizing E3.043 ....Distortion correction, e.g., signals (EPO) for pincushion distortion E5.012 ...Arrangements or circuits at correction, S-correction (EPO) the transmitter end (EPO) E3.044 .....Using active elements (EPO) E5.013 ....For mixing the synchronizing E3.045 ...... With calculating means signals with the picture (EPO) signal or mutually (EPO) E3.046 .....Using passive elements, E5.014 ....For mutually locking plural e.g., diodes (EPO) sources of synchronizing E3.047 ...Blanking circuits (EPO) signals, e.g., studios or E3.048 ...Modifications of scanning relay stations (EPO) arrangements to improve E5.015 .....For distributing focusing (EPO) synchronization pulses to E3.049 ...Circuits special to multi- different TV cameras (EPO) standard receivers (EPO) E5.016 .....Using digital storage buffer E3.05 ..Producing multiple scanning, techniques (EPO) i.e., using more than one spot E5.017 ..Separation of synchronizing at the same time (EPO) signals from picture signals E3.051 ..Otherwise than with constant (EPO) velocity or otherwise than in E5.018 ...Separation of line pattern formed by synchronizing signal from unidirectional, straight, frame synchronizing signal substantially horizontal or (EPO) vertical lines (EPO) E3.052 ...Velocity varied in dependence upon picture information (EPO)

December 2011 348 - 22 CLASS 348 TELEVISION

E5.019 ..Devices in which the E5.04 ....By influencing the optical synchronizing signals are only part of the camera (EPO) operative if a phase E5.041 ....By influencing the picture difference occurs between signal (EPO) synchronizing and synchronized E5.042 ...Devices for controlling scanning devices, e.g., television cameras, e.g., flywheel synchronizing (EPO) remote control (EPO) E5.02 ...Whereby the synchronization E5.043 ....Remote control signaling for signal directly commands a television cameras or for frequency generator (EPO) parts of television camera, E5.021 ...Whereby the synchronization e.g., between main body and signal indirectly commands a part of camera (EPO) frequency generator (EPO) E5.044 .....For interchangeable parts of E5.022 .Studio circuitry; Studio television camera (EPO) devices; Studio equipment E5.045 ....Focusing (EPO) (EPO) E5.046 ....For stable pick-up of the E5.023 ..Prompting (EPO) scene in spite of camera body E5.024 ..Television cameras (EPO) vibration (EPO) E5.025 ...Constructional details (EPO) E5.047 ....View-finder (EPO) E5.026 ....Housings (EPO) E5.048 ...Arrangements of television E5.027 ....Mounting of pick-up device, cameras (EPO) deviation or focusing coils E5.049 ..Picture signal generating by (EPO) scanning motion picture films E5.028 ....Mounting of optical parts, or slide opaques, e.g., for e.g., lenses, shutters, telecine (EPO) filters (EPO) E5.05 ..Picture signal generators using E5.029 ...Provided with illuminating flying-spot scanners (EPO) means (EPO) E5.051 ..Studio circuits, e.g., for E5.03 ...Means for changing the mixing, switching-over, change camera's field of view without of character of image, other moving the camera body, e.g., special effects (EPO) nutating or optics or E5.052 ...Signal amplitude transition in image-sensors (EPO) the zone between image E5.031 ...Circuit details for pick-up portions, e.g., soft edges tubes (EPO) (EPO) E5.032 ....Beam current control (EPO) E5.053 ...For obtaining an image which E5.033 .....During retrace periods, is composed of whole input e.g., circuits for ACT tubes, images, e.g., splitscreen leg suppression (EPO) (EPO) E5.034 ...Circuitry for compensating for E5.054 ...For obtaining an image which variation in the brightness of is composed of images from a the object (EPO) temporal image sequence, e.g., E5.035 ....Circuitry for evaluating the for a stroboscopic effect brightness variations of the (EPO) object (EPO) E5.055 ...Alteration of picture size, E5.036 ....Combination of two or more shape, position or compensation controls (EPO) orientation, e.g., zooming, E5.037 ....By influencing the exposure rotation, rolling, time, e.g., (EPO) perspective, translation (EPO) E5.038 ....By influencing the scene E5.056 ...Mixing (EPO) brightness using illuminating E5.057 ...Signal distribution or means (EPO) switching (EPO) E5.039 ....By influencing at least one E5.058 ...Means for inserting a of the pick-up tube voltages foreground image in a (EPO) background image, i.e., inlay, outlay (EPO)

December 2011 CLASS 348 TELEVISION 348 - 23

E5.059 ....Generation of keying signals E5.084 ...Ghost signal cancellation (EPO) (EPO) E5.06 ...Subtitling (EPO) E5.085 .Transforming light or analogous E5.061 ..Mobile studios (EPO) information into electric E5.062 .Picture signal circuitry for information (EPO) video frequency region (EPO) E5.086 ..Transforming X-rays (EPO) E5.063 ..Beam current control means E5.087 ...With video transmission of (EPO) fluoroscopic images (EPO) E5.064 ..Edging; Contouring (EPO) E5.088 ....Image enhancement, e.g., by E5.065 ..Movement detection (EPO) subtraction techniques using E5.066 ...Movement estimation (EPO) polyenergetic X-rays (EPO) E5.067 ..Scene change detection (EPO) E5.089 ...Using subtraction imaging E5.068 ..Video amplifiers (EPO) techniques (EPO) E5.069 ..Circuitry for reinsertion of dc E5.09 ..Transforming infra-red and slowly varying components radiation (EPO) of signal; Circuitry for E5.091 ..Using electrically scanned preservation of black or white solid-state devices (EPO) level (EPO) E5.092 ...With digital output of the E5.07 ...To maintain the black level sensor cell, e.g., dynamic RAM constant (EPO) image sensors (EPO) E5.071 ...By means of "clamp" circuit E5.093 .Transmitter circuitry (EPO) operated by switching circuit E5.094 ..Modulation circuits (EPO) (EPO) E5.095 ..For transmitting at will black­ E5.072 ....For the black level (EPO) and-white or color signals E5.073 ..Circuitry for controlling (EPO) amplitude response (EPO) E5.096 .Receiver circuitry (EPO) E5.074 ...Gamma control (EPO) E5.097 ..Tuning indicators; Automatic E5.075 ...For correcting amplitude tuning control (EPO) versus frequency E5.098 ...Invisible or silent tuning characteristic (EPO) (EPO) E5.076 ....For compensating for E5.099 ..For displaying additional attenuation of high frequency information (EPO) components, e.g., crispening, E5.1 ...Circuit details of the aperture distortion correction additional information (EPO) generator, e.g., details of E5.077 ..Circuitry for suppressing or the character or graphics minimizing disturbance, e.g., signal generator, overlay moire, halo (EPO) mixing circuits (EPO) E5.078 ...In picture signal generation E5.101 ...Multiplexed with a digital (EPO) video signal (EPO) E5.079 ....In solid-state picture signal E5.102 ...For displaying or controlling generation (EPO) a single function of one E5.08 .....Suppression of excedentary single apparatus, e.g., TV charges, e.g., blooming, receiver or VCR (EPO) smearing (EPO) E5.103 ...The additional information E5.081 .....Correction or equalization being controlled by a remote of amplitude response, e.g., control apparatus (EPO) dark current, blemishes, non- E5.104 ...The additional information uniformity (EPO) being displayed in a separate E5.082 ...... By initial calibration, window, e.g., by using e.g., with memory means (EPO) splitscreen display (EPO) E5.083 ...Circuitry for suppressing or E5.105 ...Menu-type displays (EPO) minimizing impulsive noise E5.106 ..I.F. amplifier-circuits as far (EPO) as concerned for B& W-TV (EPO) E5.107 ..For frame-grabbing (EPO)

December 2011 348 - 24 CLASS 348 TELEVISION

E5.108 ..For the reception of a digital E5.134 ..Circuit details for cathode-ray modulated video signal (EPO) display tubes (EPO) E5.109 ..For progressive scanning (EPO) E5.135 ..Circuit details for E5.11 ..For flicker reduction (EPO) electroluminescent devices E5.111 ..For displaying different aspect (EPO) ratios (EPO) E5.136 .Modifying the appearance of E5.112 ...Picture in picture (EPO) television pictures by optical E5.113 ..Demodulation-circuits (EPO) filters or diffusing screens E5.114 ..For receiving on more than one (EPO) standard at will (EPO) E5.137 .Projection arrangements for E5.115 ..Automatic gain control (EPO) image reproduction, e.g., E5.116 ...Keyed automatic gain control using (EPO) (EPO) E5.138 ..Direct viewing projectors, E5.117 ...For positively-modulated e.g., an image displayed on a picture signals (EPO) video CRT or LCD display being E5.118 ...For negatively-modulated projected on a screen (EPO) picture signals (EPO) E5.139 ..Involving the use of a spatial E5.119 ..Control of contrast or light modulator, e.g., a light brightness (EPO) valve, controlled by a video signal (EPO) E5.12 ...In dependence upon ambient E5.14 ...The modulator being a light (EPO) dielectric deformable layer E5.121 ...In dependence upon beam controlled by an electron current of cathode ray tube beam, e.g., eidophor projector (EPO) (EPO) E5.122 ..For the sound signals (EPO) E5.141 ...The modulator being an array E5.123 ...For digital sound signals of liquid crystal cells (EPO) (EPO) E5.142 ...The modulator being an array E5.124 ....According to the NICAM system of deformable mirrors, e.g., (EPO) digital micromirror device E5.125 ...For more than one sound (DMD)(EPO) signal, e.g., stereo, E5.143 ..Constructional details of multilanguages (EPO) television projection E5.126 ...Intercarrier circuits, i.e., apparatus (EPO) heterodyning sound and vision E5.144 ...For multi-screen projection carriers (EPO) (EPO) E5.127 .Generation or supply of power E5.145 ...Of head mounted projectors specially adapted for (EPO) television receivers (EPO) E5.128 .Constructional details of CROSS-REFERENCE ART COLLECTIONS receivers, e.g., cabinets, dust covers (EPO) E5.129 ..Mounting of picture tube on 901 HIGH SPEED TELEVISION SYSTEM chassis or in housing (EPO) 902 PHOTOCHROMIC E5.13 ..Disposition of sound 903 INCLUDING SIDE PANEL INFORMATION reproducers (EPO) IN SINGLE CHANNEL E5.131 ..Holding-devices for protective 904 SEPARATION OR JOINING OF SIDE AND discs or for picture masks CENTER PANELS (EPO) 905 REPRODUCTION OF A COLOR FIELD OR E5.132 ..Construction or mounting of FRAME chassis, e.g., for varying the 908 CONVERTIBLE CIRCUITS (E.G., Y/C elevation of the tube (EPO) SEPARATION OR NOISE REDUCTION) E5.133 .Transforming electric 909 NOISE RESPONSIVE SIGNAL information into light PROCESSING information (EPO) 910 FLICKER REDUCTION

December 2011 CLASS 348 TELEVISION 348 - 25

911 LINE DOUBLER ADAPTED FOR FOR 114 ...Sub-band encoding (e.g., low REPRODUCING PROGRAM ORIGINALLY horizontal/low vertical FROM FILM (E.G., 24 FRAME PER frequency, low horizontal/high SECOND) vertical frequency) (348/398) 912 DIFFERENTIAL AMPLITUDE FOR 115 ..Picture feature dependent CONSIDERATION (E.G., AMPLITUDE sampling rate or sample VS. FREQUENCY) selection (348/399) 913 LETTERBOX (E.G., DISPLAY 16:9 FOR 116 ..Involving hybrid transform and ASPECT RATIO IMAGE ON 4:3 difference coding (348/400) SCREEN) FOR 117 ...With prior difference coding 914 DELAY FOR EQUALIZATION (348/401) FOR 118 ....Including motion vector (348/ 402) FOR 119 ..Involving transform coding FOREIGN ART COLLECTIONS (348/403) FOR 120 ...Adaptive (348/404) FOR 000 CLASS-RELATED FOREIGN DOCUMENTS FOR 121 ....Quantizer (348/405)

MOC NOTES FOR 122 ....Normalizer (348/406) Any foreign patents... Any foreign patents or non-patent litera­ FOR 123 ....Motion (348/407) ture from subclasses that have been FOR 124 ...Transformed sample selection reclassified have been transferred (e.g., hierarchical sample directly to FOR Collections listed below. selection) (348/408) These Collections contain ONLY foreign FOR 125 ..Involving difference patents or non-patent literature. The par­ transmission (348/409) enthetical references in the Collection FOR 126 ...Involving both PCM and DPCM titles refer to the abolished subclasses encoding (348/410) from which these Collections were derived. FOR 127 ...Plural predictors (348/411) Any foreign patents... FOR 128 ....Including temporal predictor (e.g., frame difference) (348/ 412) FOR 100 BANDWIDTH REDUCTION SYSTEM (348/ FOR 129 .....Including motion vector 384) (348/413) FOR 101 .Plural video programs in single FOR 130 ....Involving vector quantization channel (348/385) (348/414) FOR 102 ..Color television (348/386) FOR 131 ...Including temporal prediction FOR 103 ..Bit-rate reduction (348/387) (e.g., frame difference) (348/ FOR 104 .Multiple channel (e.g., plural 415) carrier) (348/388) FOR 132 ....Including motion vector (348/ FOR 105 ..Including one conventional or 416) compatible channel (e.g., two FOR 133 ....Involving vector quantization channel NTSC systems) (348/ (348/417) 389) FOR 134 ...Involving vector quantization FOR 106 .Bit-rate reduction (348/390) (348/418) FOR 107 ..Specified color signal (348/ FOR 135 ...Coding element controlled by 391) buffer fullness (e.g., FOR 108 ...Sub-Nyquist sampling (348/392) adaptive quantizer) (348/419) FOR 109 ...Direct coding of color FOR 136 ..Involving block coding (348/ composite signal (348/393) 420) FOR 110 ....Predictive coding (348/394) FOR 137 ...PCM represents minimum, FOR 111 ....Transform coding (348/395) maximum, or average of block FOR 112 ...Including luminance signal (348/421) (348/396) FOR 138 ..Involving vector quantization FOR 113 ..Using separate coders for (348/422) different picture features (e.g., highs, lows) (348/397)

December 2011 348 - 26 CLASS 348 TELEVISION

FOR 139 ..Arrangements for multiplexing FOR 161 .With electronic viewfinder or one video signal, one or more display monitor (348/333) audio signals, and a FOR 162 ..With indicium (348/334) synchronizing signal (348/423) FOR 163 USE SURVEY AND ACCOUNTING (348/1) FOR 140 ..Sub-Nyquist sampling (348/424) FOR 164 .Monitoring of physical reaction FOR 141 ...Adaptive (348/425) of viewer (348/2) FOR 142 ..Associated signal processing FOR 165 .With billing (348/3) (348/845) FOR 166 .Monitoring of synchronization or FOR 143 ...Involving error detection or blanking pulse (e.g., correction (348/845.1) horizontal or vertical pulse FOR 144 ...Involving signal formatting signal) (348/4) (348/845.2) FOR 167 .With video cassette recorder FOR 145 ...Involving synchronization (VCR) (348/5) (348/845.3) FOR 168 USE OR ACCESS BLOCKING (E.G., FOR 146 .Format type (e.g., HDTV or EDTV) LOCKING SWITCH) (348/5.5) (348/426) FOR 169 WIRED BROADCAST (E.G., CABLE) FOR 147 ..Including frequency folding (348/6) (e.g., subsampling) (348/427) FOR 170 .Broadcast on demand (348/7) FOR 148 ...Spotwobble (e.g., pixels from FOR 171 .Local distribution (e.g., hotel, plural lines form single hospital, vehicle, etc.) (348/ transmitted line) (348/428) 8) FOR 149 ...Including video related FOR 172 .Controlled signal substitution information (e.g., digitally (e.g., emergency warning, assisted television) (348/429) local preemption, etc.) (348/ FOR 150 ...Using two or more frames (348/ 9) 430) FOR 173 .With subscriber terminal details FOR 151 ....Motion adaptive (348/431) (348/10) FOR 152 ..Added video information in FOR 174 ..For frequency conversion (348/ standard channel format (e.g., 11) compatible EDTV) (348/432) FOR 175 .Two-way (348/12) FOR 153 ...Including additional FOR 176 TWO-WAY (E.G., INTERACTIVE) (348/ modulation of picture carrier 13) (e.g., quadrature) (348/433) FOR 177 .With voice capability (e.g., FOR 154 ...Including information in sync, videophone) (348/14) blanking, or overscan (348/ FOR 178 ..Conferencing (348/15) 434) FOR 179 ..Switching (348/16) FOR 155 ....During vertical blanking FOR 180 ..Transmission scheme (348/17) interval (348/435) FOR 181 ...Still frame (i.e., freeze FOR 156 ...Including the use of a frame) (348/18) subcarrier (348/436) FOR 182 ...Field or frame difference FOR 157 ..Individual processing of (e.g., moving frame) (348/19) different parts of image FOR 183 ..User positioning (e.g., frequency band (e.g., sum and parallax) (348/20) difference, high band/low FOR 184 CAMERA, SYSTEM AND DETAIL (348/ band) (348/437) 207) FOR 158 .Individual processing of FOR 185 .Camera image stabilization (348/ different parts of image 208) frequency band (e.g., sum and FOR 186 .With flying spot scanner (348/ difference, high band/low 209) band) (438/438) FOR 187 ..For color scanning (348/210) FOR 159 .Frame field or line dropping FOR 188 .Remote control (348/211) followed by time expansion and FOR 189 ..By multiplexed control signals time compression (348/439) (e.g., duplexing, etc.) (348/ FOR 160 .Scan rate variation (348/440) 212)

December 2011 CLASS 348 TELEVISION 348 - 27

FOR 190 ..Preprogrammed or stored control instructions (348/213) FOR 191 ..Body movement actuation (348/ 214) FOR 192 .With streak device (348/215) FOR 193 .Low light level (348/216) FOR 194 ..With image intensifier (348/ 217) FOR 195 .Unitary image formed by compiling sub-areas of same scene (e.g., array of cameras) (348/218) FOR 196 .Swing driven FOR 197 .Still and motion modes of operation (348/220) FOR 198 ..Exposure control (348/221) FOR 199 .Combined image signal generator and general image signal processing (348/222) FOR 200 ..Color balance (e.g., white balance) (348/223) FOR 201 ...Dependent upon operation or characteristic of iris, flash, lens, or filter (348/224) FOR 202 ...With means for preventing colored object from effecting color balance (348/225) FOR 203 ...Including flicker detection (e.g., fluorescent (348/226) FOR 204 ...With ambient light sensor (348/227) FOR 205 ...Responsive to output signal (348/228) FOR 206 ..Combined automatic gain control and exposure control (i.e., sensitivity control (348/229) FOR 207 ...Readout of solid-state image sensor considered or altered (348/230) FOR 208 ..With details of static memory for output image (e.g., for a still camera) (348/231) FOR 209 ...With storage of additional, non-image information (e.g., audio, time, date) (348/232) FOR 210 ...Detachable (348/233) FOR 211 ...Electronic zoom (348/240) FOR 212 ..Variable magnification (i.e., zoom) (348/358)

December 2011 348 - 28 CLASS 348 TELEVISION

December 2011