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Wibro Wimax Wi-Fi IEEE 802.11 IEEE 802.16 IEEE 802.20 3G 4G GPRS

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Wibro Wimax Wi-Fi IEEE 802.11 IEEE 802.16 IEEE 802.20 3G 4G GPRS 738(09126228713) !I6 5 5 )H [email protected] M N$,( F J !"6KL D M)O [email protected] M N$,( F J !"6KL . N> $l $ j 6 ( O > : #> C S l O 6E > z! C S l $ j $ & 6 I? # b+ ( E > ( AJ0 3" ' 4 #> 0" ( ; P8 4 l l y 6! 2 0 7 ( . ! ( ( B # . 1 )Y U & U 68 ( ( $* ( ! S > C , (5 j 3q l l (j ( # (+ $* oI W ; C ( " 2 0 6 WiMAX #> C ( " z! 0 ( ( ! > 6 WiBro (l" $* P8 4 P S > 4 # b+ .6 ( D ? (8 % y l 6! #> (WiMAX,Wi-Fi) C #> K "5 6! :( " = 2 0 . E > = = /B& (ADSL) C .GPRS :4G :3G :IEEE 802.20 :IEEE 802.16 :IEEE 802.11 :Wi-Fi :WiMAX :WiBro := ( " 6 Z ' 4 ( { U $* 6 N Y 6A 0" W . J E I5 ( " C 0" Y9 $ (j 3 $ Y = :# 5 E K5 PR x # Y 35 2 , I A :j C ,5 o 0 Q Q : 6 K J E )4I , :0" I5 (4D = $ A ( C LA (5 $* JA . Y (4 )4I , " [2,1] O . % #> ! ( 8 "0 K A KB " C " 0" (| IEEE U #> C , R ? 7 (j N> P * $D ( 4 K 5 E5 WiBro ( " RWE [11-8] # b+ .6 ( K #> . ( 4 > ; 4 C , W 6! y .6 $ . C , #> C #> 6& 0" (j I U & y 5> #q+% ( 6", ADSL 7 C #> 0" C 12 32 # b+ D ? E 3j D , M > Q S l 6 E I ! C 0" y l i wW :6 7 Y AJ0 3" ( C (j P" $ j $l 7 Dd ( B # ( .[3] 6 + 4|2 , C , W C .+ 6A ( #> C 0" W ( " = ; #O 12 32 1 5 > 9 ( ( # 5 E O (5 F d ( .6 The Second Conference on Electronic City Wirless Broad band 683 <4 ( " # b+ C ( LAN ( " # ! #> C , (l" i ( ) 'W 5 /0 h" $ = (l" (8 % ) 'W [V . ( ! > (5 6 IEEE802.20 ( h !* D .[7] 3 )M 'W . j Ej WiBro & (5 D WAN ( " ! (| y l y > ( P :( " # . , % E5 = 2 <4 .D $ D( E > $> (1A 6 DD 0" F 6 F k/a` 2 I5 ( " 6A 5 % 8*9 3 ; <% ! I ,D ( " (5 2 . (T1) ( Q y 9 0" 6 C ( " #+1 . ( ND ( Q 6 F ^/a` + * $ Y E 3j D { & 802.11a " C I& ( " = # b+ . ,j K2 AJ0 y + Kl . ( Q 6 F a` 6A C 0" F # h" ? (l" # .[3, 4] $E W (l" W T .+ ? 4 6 [ (5 6 (R=W.log(1+S/N) $ ( 8 C , S/N 35 > W W 35 6 Z R ( 8 # (5 6 # F ( 8 # . 4 ( 3F G8 4 E > ( 3" 6 Z ' 4 6 wW 5 > ' 4 0 .C K E # O 6 (5 ' 4 %! 3+ 2 ,5 .C ,5 wW 5 )B = ( J 64I= :1 I '> 68 ( ( $ ( " oI W 'W * 1 ( ( (5 + C ,B 'W M ( $* 5 :,5 B :$ GR C ( " i Y9 .C > F ^ K . F 3 ! x = & RW (5 . $E W C , oI W ( " IEEE802.15 PAN (l" * ( (j l C GN2 7 ( IEEE802.11 K ) ( . ( D -( " h" D LAN ( " (5 & $+ ! = & I& 5 k___ k__ 2 = F O K 3" V5 M # h" ( . 5 6 ( 3R # b+ ( " [1,2] h" (5 ( h ) 3 6 4,= 6 $ .8 , IEEE802.16 # . , ) MAN ( " ( (j ( " i h" ? C F KR I 5 a_ & ( " ( $ $ 5 9 # . ( " 1 Frequncy Selective 2 Personal Area Network 3 Local Area Network The Second Conference on Electronic City 5 Wide Area Network 4 Metropolitan Area Network 684 Wi-Fi S D 6 I? • RW ( " I& ( " : ,D ( " WiMAX Y ( D 6 I? ( ( ( " K, .6 ! 6 ( $ (5 6 5 #q+% 6! = (Access) (Y JB $ 8 (5 (Wimax) #> C , :+ $* ( # ! $ L&" # ( +E W C , ( 652 , O 45+ 6 ( , H b | " 6 . = 6+ # . D ? 9 3 7 ( (5 # 6 ! IP T* ( 0" F $ $ KB K+2 ( 3 5 7 .5 KR F ( WIMAX = 6 = (> C 0" C , K, 1 = 6+ ( 652 # > ,5 wW 5 KB (5 , OFDM ! % + h" $ )B - E D , M = P , C NLOS 2 U & b > U O $ (4 C5 0" , (IEEE U) 802.16 K > $ A ( # b+ .5 n 2 & O? ( 6 6 $* 2 C ( " 4F (5 6 ( ! ("? Fixed Wimax (W, $5 .6 # 8 (1A 8 (802.16e) Moblie Wimax (802.16d) Wimax ( " ' > * ( ( #> C K Wimax .[5]6 6 + ( $* 5 ( ( ( " # 6 +I, ) K, YI W C , +5 , ( 4 ND 4 [ + 6 .6 ! Y 4 F D (`^) ,5 C , # . C (3G) # (5 AES DES3 K (5 5 " E> 5 a 6Q F , I 5 a_ i8 5 5 . # > 6, 3+ 2 Y 6 4 # . '> F , I 5 ka ! P W Wimax K A # (+ I& C ( " (5 6 2 .[3,5]6 + = = u_ ( 6 2 X5 802.16 K > Wi-Fi C , : WiMAX (l" 4 .6 & k__ A B = ;>! ?@ 0 # Y0 E5 K5 GN2 • l l y 6! 2 0 ( " F (8 (4 (9 • oI W E5 ( " 'W S v& $ 5 h" 6 I? • , :5 ND ( ( # (5 D4 65 ppGHz ^ GHz :,5 • # / ( # b+ . ! 5 # 8 ^_MHz k,a MHz : > • # (5 8 ( , .6 6 + 4|2 6! t_ Mbps :AJ0 3" • ( " 'W :6 6 + a_Km i8 ( & $ ? '> 6& • @8 (5 6 ( . LOS NLOS 9 ( AJ0 3" • D . E O? ( (5 o8 T1/E1 DSL :I5 = ( 3R $ • S $* $ 4 8%? : ( D ? d ( 1 The Second Conference on Electronic City 4 P W .6 ! 4, Q Ortogonal Frequncy Divisom Multyplexing 2 None Line Of Side 685 ( " ( $E5 ND & # 8 (5 6 6 + ( 'W # .C ( ( * ( 6 )Y 8 K, .C > 5 3q Wibro / ( " 8 & 6Q $ j (j Wibro #> C (l" ( ! K 6 $ 8 :6 2 0 j Ej ( ^__` 3 i ^__u 3 S> # 3 . " (j (l" # 8 K, .6 $> .[5,8,11] $> ( ^__a 3 6 IEEE802.16e ( = k 3 (5 %+ . $E " ( " ! uK U (5 * /"0 . OFDMA 2 0 6 (| 5 E5 AJ0 W #> C 5 .6 ` K 9 ( oI W wibro 64I= $D .? I +<L $ < 3< .@ I I j y i8 ( (l" # '> i8 C+4j : 6 9 ( j l 3 C C ^__r ^___ 3 ` K /% #> C .6 ( (72J K? YI ( " $5 E a K .6 ( D (ADSL) . $E K 6 ( " $+ IEEE802.16e " " ( " 3 ( " # RWE (5 K Wimax .6 * (k) wibro 4I= FMJ :1 ./ $ R' +S' 4,= # $ .Q , The Second Conference on Electronic City 686 I5 0 ( . , (VPN) 9R! ( " D E5 6A> 6 $ 5 p K # b+ . , 6Z2 i # (%B ( (%B YR . $E 5 , NLOS S (5 C ( " 6Z2 i # : C ,B $ 5 # C 35 $* 2 ( " # 7 $ (5 # 6Z2 5 F4 ; :+ 7 :F4 " 5 :( " $* -! EW ! 9 3X . ( " F 'W ( = 5! 0 ( :( " . } | / ! AL $ # .T , 65 > (5 # ( ( 3 kmmm 3 p K (5 (F+ :6 F 6 KR ( " ( (5 5 E 5 $ I kk ( 6A> 6 $ 5 ^__u . * ( " (RWE " ( " (8 ( [9-11].6 )Y > 2Mbps ( 6 # + 5 :3X : ( " (5 k__Mbps ( F ( 0 5 ' 4 ( " :P # + ( . # F (10bps/Hz/Cell) 3" # ! * 5 N> T B 100Mbps O . ( 32 65 Handover IPV6 6A I 5 ka_ 6A v& 6 I? MI MIMO + * ! ND 6+ ? 3 i W [ * C 0 9 D ?@ 0- $ 4 ( ( ND 6+ ? 6Q ND 6+ ? : , C%&E' T FE , :3X . U & = P 6! = # (5 2 .+ 6Q ND 6+ ? (5 # b+ P 6! ) i ( K+ AJ0 [ $D (| 65 C $* (8 6 $* $ 6+ ? i # 4 ( " . , ND 6+ ? # > ( . = = 2 0 . " E> ND : C ! R W % "! # $ [ (| U ( " [ l (j 5 6A + 6 ( " (5 6 3 v E U I+A D* 6Z2 $* # $ KB 6Z2 $ oE5 6Z2 .( " $* -! KB # (+ .5 $ 5 ( , D $* The Second Conference on Electronic City 1 Non Line of Sight 687 < $ ZC 3 4,= Y(L .X , :5 (MV 9 ( 6 # .+ 2 0 $* zRW (> F , 6 WEr K (5 0$+ ? '> 6& &% 8 /0 8 ( /0 # b+ . [ (I9 $ 5 & ( " ( %&' IEEE 802.16 7 S > m K E K (5 0 $+ .[8] $E 3 6 $ VL W 4'O <L .U, (%B : = (! = (5 v E $+ ! # . ? 6 + ( " C Wi-Fi IEEE '> K? (I9 :t K 6? F , = ( (! K! #I ( " + ( (%B 80 $* 6 X5 2 I 5 a_ 802.16 (> F , = ( F , # . KR v E WiMAX :K # F ( K? ( .6 $E Mbps (> F , . KR C 9 ( WiMAX K? (I9 ' 4 > X5 2 '5 h" v E F , #M (%B M ( (%B S > ( !.
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