WIRELESS TECHNOLOGYProtocols, Standards, and Techniques pdf phần 9 pdf

... Multiplexing and Channel Coding. 15. CWTS TS C102 v3.0.0 ( 199 9-10), Physical Layer Procedures. 16. CWTS TS C102 v3.0.0 ( 199 9-10), MAC Protocol Specification 17. CWTS TS C102 v2.1.0 ( 199 9-10), RLC ... (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. In...

Ngày tải lên: 14/08/2014, 06:22

... Rates 9. 8 Forward Link 9. 8.1 General 9. 8.2 Spreading Rate 9. 8.3 Physical Channels 9. 8.4 Radio Configuration 9. 8.5 Power Control 9. 8.6 Transmit Diversity 9. 8.7 Transmission Block 9. 9 Reverse Link 9. 9.1 ... Entities 9. 2.2 Reference Points 9. 3 Radio Interface Protocol Architecture 9. 3.1 Upper Layers 9. 3.2 Layer 2 9. 3.3 Layer 1 9. 4 Logical Channels 9. 5 Physical Ch...

Ngày tải lên: 14/08/2014, 06:22

... GLOBECOM 95 Conf., Singapore, 199 5, 758–762. 4. Erceg, V., Rustako, A. J., Jr., and Roman, R. S., Diffraction around corners and its effects of the microcell coverage area in urban and suburban ... 2 79 288, May 199 7. 6. Goldsmith, A. and Greenstein, L. J., A measurement-based model for predicting coverage areas of urban microcells, IEEE J. Select. Areas Commun., 11, 1013–1022, Sept...

Ngày tải lên: 14/08/2014, 06:22

... New York, 199 5. 3. Liberti, J.C. and Rappaport, T.S., Smart Antennas for Wireless Communications: IS -95 and Third Generation Cdma Applications, Prentice-Hall, Upper Saddle River, NJ, 199 9. 4. Van ... 83 95 , January 199 7. 25. Amitay, N., Resource auction multiple access (RAMA)—efficient method for fast resource assignment in decentralized wireless PCS, Electron. Lett. 28(8), 799 –...

Ngày tải lên: 14/08/2014, 06:22

... alternatives were then considered, and a technical committee was formed to study and generate cellular standards for wideband services. In the late 198 0s and early 199 0s, QUALCOMM, Inc. of San Diego ... MHz B' 2.5 MHz 8 69 870 880 890 891 .5 894 824 825 835 845 846.5 8 49 (MHz) (MHz) Forward Link Reverse Link FIGURE 5.2 Frequency allocation for the AMPS and IS -95 systems. B...

Ngày tải lên: 14/08/2014, 06:22

... frame, slot, and slot cycle. A half-frame lasts 10 ms and contains 96 bits. Two half-frames constitute one frame (20 ms, 192 bits). Four frames form one slot (80 ms, 768 bits). And 2048 slots ... 2002 9: 27:36 AM Color profile: Disabled Composite Default screen P1: FDJ book CRC -Wireless November 8, 2001 16:35 Char Count= 327 Idle Handoff Procedures An idle handoff corresponds to a h...

Ngày tải lên: 14/08/2014, 06:22

... EIA/TIA/IS -95 . And these are left to individual implementations. Some directions, on the other hand, are to be followed. They vary for the Rate Set 1 (9. 6, 4.8, 2.4, and 1.2 kbit/s) and for the ... kbit/s and QPSK for 307.2 kbit/s. The access terminal is granted free permission to transmit at 4.8, 9. 6, and 19. 2 kbit/s. In order for the access terminal to transmit at rates abov...

Ngày tải lên: 14/08/2014, 06:22

... other frequency bands, an additional 5 19 MHz for IMT-2000 applications. These new bands spanned from 806 to 96 0 MHz, from 1710 to 1885 MHz, and from 2500 to 2 690 MHz. These bands are intended ... Radio Conference 199 2 (WARC 199 2), Torremo- linos, Spain, identified two frequency bands, a total of 230 MHz, to be used for IMT-2000 applications. The identified frequency bands spanned from...

Ngày tải lên: 14/08/2014, 06:22

... ( i ) is given by S short,n ( i ) = C short,n ( i ) In both cases i =0,1, , 38, 399 , and n = 8 192 , 8 193 , , 40 ,95 9. 8.12.3 Downlink Scrambling Codes A considerable number of scrambling codes (2 18 ... TFCI, pilot, and CCC (CPCH control commands) are present. The CCC bits are used to support CPCH signaling such as Layer 1 command (start of a message indicator) and higher layer...

Ngày tải lên: 14/08/2014, 06:22

... 24/5 — 16 9. 6 1 / 2 1× None 96 19. 2 (SR1) 16/20 — 6 1.5 1 / 2 8× 1 of 5 384 19. 2 40/20 n — 6 2.7/ n 1 / 2 4× 1 of 9 384 19. 2/ n 80/20n — 8 4.8/n 1 / 2 2× None 384 19. 2/n 172/20 n — 12 9. 6/n 1 / 2 1× None ... 115.2/ n 1 / 4 1× — 9, 216 460.8/ n 4,584/20n 0 16 230.4/n 1 / 4 1× — 18,432 92 1.6/n 9, 192 /20n 0 16 460.8/n 1 / 4 1× — 36,864 1,843.2/n 1 to 9, 191 /20n —— — — — —...

Ngày tải lên: 14/08/2014, 06:22