WIRELESS TECHNOLOGYProtocols, Standards, and Techniques pdf phần 3 pot

... Burst Tail 3 Guard 8.25 All zeros 142 Tail 3 Frequency Correction Burst Tail 3 Data 39 Synchronization 64 Guard 8.25 Data 39 Tail 3 Synchronization Burst Tail 8 Synchronization 41 Guard 68.25 Data 36 Tail 3 Access ... 2002 9:27 :36 AM Color profile: Disabled Composite Default screen P1: FDJ book CRC -Wireless November 8, 2001 14 :38 Char Count= 39 7 4 .3. 4 Operation and S...

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... 2002 9:27 :36 AM Color profile: Disabled Composite Default screen P1: FDJ book CRC -Wireless November 8, 2001 16 :35 Char Count= 32 7 Idle Handoff Procedures An idle handoff corresponds to a handoff ... April 25, 2002 9:27 :36 AM Color profile: Disabled Composite Default screen P1: FDJ book CRC -Wireless November 8, 2001 16 :35 Char Count= 32 7 RAND_CHALLENGE (32 bits) ESN (32 bits) AUT...

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... 1024 13. 33 8 QPSK 102.4 1024 10.00 6 QPSK 1 53. 6 1024 6.67 4 QPSK 204.8 1024 5.00 3 QPSK 30 7.2 1024 3. 33 2 QPSK 614.4 1024 1.67 1 QPSK 921.6 30 72 3. 33 2 QPSK 1228.8 2048 1.67 1 QPSK 18 43. 2 30 72 ... CRC -Wireless November 8, 2001 16:4 Char Count= 30 3 Control Traffic Traffic Traffic Traffic Traffic Control Frame 1 Frame 2 Frame 15 26.67 ms = 16 slots 400 ms = 240 slots 13...

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... their apothems, and (D/2)/ cos 30 ◦ their radii. Let Abe the area of the hexagonal cluster and a the area of the hexagonal cell. Then, A = 3 √ 3 2 ×  D/2 cos 30 ◦  2 = √ 3D 2 2 and a = 3 √ 3 2 × ... CRC -Wireless November 16, 2001 11 :33 Char Count= 1047 8. 13. 1 Cell Search 8. 13. 2 Common Physical Channel Synchronization 8. 13. 3 Radio Link Establishment and Monitori...

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... Engineers.vp Thursday, April 25, 2002 9:27 :36 AM Color profile: Disabled Composite Default screen P1: FDJ book CRC -Wireless November 16, 2001 13: 42 Char Count= 294 3. 3 .3 Code Division Duplexing In code ... April 25, 2002 9:27 :36 AM Color profile: Disabled Composite Default screen P1: FDJ book CRC -Wireless November 16, 2001 13: 42 Char Count= 294 3 Multiple Access 3. 1 Introducti...

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... frequency band used by TIA/EIA/IS-95 was initially allotted to the AMPS system. In AMPS, the channels are 30 kHz wide and, for a 50-MHz band, 832 bidirectional channels, 416 for each 25-MHz band, can ... station manufacturer and may be set as primary and secondary, or vice versa. TIA/EIA/IS-95 recommends that the primary channel be channel 2 83 for System A and 38 4 for System B an...

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... the two standards, GSM and ANSI- 136 . The new generation of this TDMA system is referred to as TDMA- 136 + . GSM phase 2 + evolves toward EDGE in which higher data rates are achieved. EDGE stands ... multicarrier cdma2000. To develop standards with a more global and collaborative scope, the wire- less industry has created three partnership projects: 3GPP, 3GPP2, and G3G. The concept...

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... 16;14;12;10;8;6;4 30 128 40 16;20;24;26;28 ;30 ;32 ;34 24;20;16;14;12;10;8;6 60 64 80 52;56;60;64 28;24;20;16 120 32 160 120; 132 ;140 40;28;20 240 16 32 0 280;288 40 ;32 480 8 640 576;600;608 64;40 ;32 960 4 ... ( i ) In both cases i =0,1, , 38 ,39 9, and n = 8192, 81 93, , 40,959. 8.12 .3 Downlink Scrambling Codes A considerable number of scrambling codes (2 18 − 1 = 262, 1 43) ca...

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... N × 1.25 = 1.25, 3. 75, 7.5, 11.25, and 15 MHz, with SR 1 and SR 3 specified in the cdma2000 standards. The RCs are different for downlink and uplink. For SR 1 and 3, cdma2000 standards specify ... (STD) and transmit adaptive antennas (TxAA) are applicable. 8. 13. 11 Handover Procedure Intramode handover, intermode handover, and intersystem handover can be supported within UTRA...

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... QPSK 64 192 256 1, 536 30 7.2 2048 4 1 /3 QPSK 128 768 1,024 6,272 614.4 2048 2 1 /3 QPSK 64 38 4 512 3, 136 1228.8 2048 1 1 /3 QPSK 64 192 256 1, 536 921.6 30 72 2 1 /3 8-PSK 64 38 4 512 3, 136 © 2002 by CRC ... 28.8/n 36 0/20n — 16 19.2/ n 1 / 3 1× None 1,152 57.6/ n 744/20n — 16 38 .4/ n 1 / 3 1× None 2 ,30 4 115.2/ n 1,512/20n — 16 76.8/n 1 / 3 1× None 4,608 230 .4...

Ngày tải lên: 14/08/2014, 06:22