(12) United States Patent (10) Patent N0.: US 6,806,865 B2 Oueslati Et Al
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US006806865B2 (12) United States Patent (10) Patent N0.: US 6,806,865 B2 Oueslati et al. (45) Date of Patent: 061. 19, 2004 (54) INTEGRATED J OYPAD FOR HANDHELD 2002/0103616 A1 * 8/2002 Park et al. ................ .. 702/150 COMPUTER 2002/0113771 A1 * 8/2002 Rosenberg et al. ....... .. 345/156 (75) Inventors: Hatem Oueslati, Palavas (FR); Renaud OTHER PUBLICATIONS Malaval, La Grande Motte (FR) ZDNet IT Resource Centers, Handspring adds color PDA, GameFace, 2 pps., printed from the Internet Web site Zdnet (73) Assignee: Palm, Inc., Santa Clara, CA (US) .com/enterprise/stories/main/O,10228,2640711,00.html on Jan. 22, 2001. ( * ) Notice: Subject to any disclaimer, the term of this Handspring: Entertainment, Accessories GameFace for patent is extended or adjusted under 35 VisorPrism, 1 pp., printed from the Internet Web site hand U.S.C. 154(b) by 527 days. spring.com/products/Productjhtml?PRODID= 625&CATID=624 on Jan. 22, 2001. (21) Appl. No.: 09/777,185 * cited by examiner (22) Filed: Feb. 5, 2001 (65) Prior Publication Data Primary Examiner—Bipin ShalWala Assistant Examiner—Ricardo Osorio US 2002/0105503 A1 Aug. 8, 2002 (74) Attorney, Agent, or Firm—Foley & Lardner LLP (51) Int. Cl.7 ................................................ .. G09G 5/08 (57) ABSTRACT (52) US. Cl. ........................ .. 345/161; 345/179; 463/38 A handheld computer is disclosed. The handheld computer (58) Field of Search ............................... .. 345/156—157, is con?gured With a housing, a display supported in the 345/160—161, 163—169, 173_175, 177, housing, and computing electronics supported in the housing 182, 179_1s0; 178/18.03—19.05; 361/680—681, and con?gured to communicate With the display. The hand 683, 686; 341/20, 22, 34; 463/37, 38; D14/333, held computer disclosed also includes an integrated input 341, 342, 402, 411, 412, 417 device con?gured to provide input to the handheld com (56) References Cited puter. The input device provides different input signals to the computing electronics dependent upon a directional move U.S. PATENT DOCUMENTS ment provided by a user. The input device is con?gured to communicate more than four distinct directional movements RE35,342 E * 10/1996 Louis et al. .............. .. 345/179 from a user to the computing electronics. 5,706,026 A * 1/1998 Kent et al. .. 345/156 5,751,229 A * 5/1998 Funahashi ...... .. 341/5 5,790,100 A * 8/1998 Kikinis 345/158 Further, the handheld computer disclosed may include a 6,043,807 A * 3/2000 Carroll . .. 345/163 joystick coupler Which is integrated into a joypad. The 6,163,326 A * 12/2000 Klein et al. .. 345/156 joypad coupler is con?gured to receive at least a portion of 6,392,634 B1 * 5/2002 Bowers et al. .. 345/163 the stylus Which is con?gured to act as a joystick. 6,563,487 B2 * 5/2003 Martin et al. .. 345/156 6,563,493 B2 * 5/2003 Kobayashi et al. ....... .. 345/179 6,606,083 B1 * 8/2003 Murray et al. ............ .. 345/158 13 Claims, 1 Drawing Sheet U.S. Patent 0a. 19, 2004 US 6,806,865 B2 FIG. 1 US 6,806,865 B2 1 2 INTEGRATED J OYPAD FOR HANDHELD grated into the housing. Further, the handheld computer COMPUTER includes a joystick coupler integrated into the joypad. The joypad coupler is con?gured to receive at least a portion of the stylus Which is con?gured to act as a joystick. FIELD OF THE INVENTION Further, an exemplary embodiment relates to a joystick The invention relates to input devices typically used in device for a handheld computer. The handheld computer is handheld computing devices. In particular, the invention con?gured to be used With a stylus. The joystick device relates to an integrated joypad for a handheld computer. The includes an input device integrated into the handheld com integrated joypad is con?gured With a receptacle for receiv puter. The joystick device also includes a coupler integrated ing a graspable portion, such as a section of the stylus used into the input device con?gured to couple at least a portion With the handheld computer. The graspable portion of the of the stylus to the input device. stylus connected to the joypad receptacle is con?gured to Further still, an exemplary embodiment relates to a form a joystick. method of assembling a joystick for a handheld computer. The method includes providing a handheld computer With a BACKGROUND OF THE INVENTION 15 joystick receptacle. The method also includes providing a stylus having a detachable portion. The method further 1, “ Handheld computing devices, “palmtops , palmhelds”, includes detaching a detachable portion from the stylus. personal digital assistants (PDAs), or handheld computers Further still, the method includes coupling the detachable typically Weigh less than a pound and ?t in a pocket. These portion to the receptacle. handhelds generally provide some combination of personal information management, database functions, Word BRIEF DESCRIPTION OF THE DRAWINGS processing, and spreadsheets. Because of the small siZe and The invention Will become more fully understood from portability of handhelds, strict adherence to hardWare the folloWing detailed description, taken in conjunction With constraints, such as input device hardWare, must be main the accompanying draWings, Wherein like reference numer tained. It is conventional to have buttons on the handheld 25 als refer to like elements, in Which: computer for providing user input to the handheld computer. FIG. 1 is an exemplary depiction of a handheld computer Further, the buttons may be con?gured to be used for the playing of game softWare and/or navigating through appli having an integrated joypad With a detachable joystick; cation softWare. FIG. 2 is an exemplary depiction of a stylus having a detachable tip; Other conventional implementations of input devices for handheld computers include attachable joystick devices that FIG. 3 is an exemplary depiction of a handheld computer may be attached onto the front face of the handheld com With an integrated joypad and having the detachable joystick puter. detached therefrom; Accordingly, there is a need for an integrated joypad for FIG. 4 is an exemplary front vieW of the input button array of the handheld computer With the joystick; a handheld computer. Further, there is a need for an inte 35 grated joypad for a handheld computer Which alloWs for the FIG. 5 is a cross sectional depiction of the joystick and attachability of a portion of a stylus to create a joystick joypad movement taken along line 5—5 of FIG. 4; and device. FIG. 6 is an exemplary diagram depicting discrete direc The teachings herein beloW extend to those embodiments tions Which a user may move the joystick. 40 Which fall Within the scope of the appended claims, regard DETAILED DESCRIPTION OF THE less of Whether they accomplish one or more of the above EXEMPLARY EMBODIMENTS mentioned needs. Referring to FIG. 1, a handheld computer 100 is depicted, SUMMARY OF THE INVENTION being optionally detachably coupled to an accessory device 45 110, according to an exemplary embodiment. Handheld An exemplary embodiment relates to a handheld com computer 100 may include Palm style computers manufac puter. The handheld computer includes a housing and a tured by Palm, Inc., of Santa Clara, Calif. Other exemplary display supported by the housing. The handheld computer embodiments of the invention may include WindoWs CETM also includes computing electronics supported by the hous handheld computers, or other handheld computers and per ing and con?gured to communicate With the display. The sonal digital assistants, as Well as cellular telephones, and handheld computer further includes an integrated input other mobile computing devices. Further, handheld com device con?gured to provide input to the handheld com puter 100 may be con?gured With or Without accessory puter. The input device provides different input signals to the device 110 or optionally With any of a variety of other computing electronics dependent on a directional movement accessory devices. As shoWn, accessory device 110 may be, provided by a user. The input device is con?gured to 55 but is not limited to, a desktop cradle used for synchroniZing communicate more than four distinct directional movements With a personal computer or other device. from a user to the computing electronics. Preferably, handheld computer 100 includes interactive Another exemplary embodiment relates to a handheld hardWare and softWare that performs functions such as computer. The handheld computer includes a housing, data maintaining calendars, phone lists, task lists, notepads, cal processing electronics disposed Within the housing, and a culation applications, spreadsheets, games, and other appli display disposed in the housing and coupled to the data cations capable of running on a computing device. Handheld processing electronics. The display includes a touch screen computer 100, shoWn in FIG. 1 includes a plurality of input con?gured to be used With a stylus. The handheld computer functions, keys 117 and a display 113 having graphical user also includes a joypad coupled to the data processing interface features. Display 113 may be provided With an electronics and con?gured to communicate signals to the 65 interface that alloWs a user to select and alter displayed data processing electronics dependent on the direction in content using a pointer, such as, but not limited to, a stylus Which the joypad is moved. The joypad is moveably inte 200, an example of Which is depicted in FIG. 2. US 6,806,865 B2 3 4 Referring again to FIG. 1, in an exemplary embodiment, stylus as Well as directional inputs from a plurality of buttons display 113 also includes a Graf?tiTM (or other handwriting such as buttons 117 (see FIG.