WIRELESS TECHNOLOGYProtocols, Standards, and Techniques pdf phần 10 pdf

... F-FCHs. 9 .10. 14 Forward Fundamental Channel and Forward Supplemental Channel F-FCH and F-SCH operate jointly as specified in RC 3, RC 4, and RC 5, for SR 1, and in RC 6, RC 7, RC 8, and RC 9, ... channel and forward supplemental code control channel structure for RC1andRC2ofSR1. with cdmaOne. RC 1 and RC 2, respectively, support Rate Set 1 and Rate Set 2 of cdmaOne. One F-FCH...

Ngày tải lên: 14/08/2014, 06:22

... Examples 2 .10 Interference in Narrowband Microcellular Systems 2 .10. 1 Propagation 2 .10. 2 Uplink Interference 2 .10. 3 Downlink Interference 2 .10. 4 Examples 2.11 Interference in Wideband Systems 2.11.1 ... (ETACS), and Nordic Mobile Telephone system (NMT) in Europe; and Japan TACS (JTACS) and Nippon TACS (NTACS) in Japan. Second-generation (2G) wireless networks emerged in the...

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... greater than the breakpoint distance. Figures 2 .10 and 2.11, respectively, show the uplink and downlink perfor- mances for the cases of 5-, 8-, 9-, 10- , and 13-micro-cell clusters as a function of ... variable data rate control, capacity improvement techniques, and battery-saving tech- niques. Interference is certainly of paramount importance. Narrowband and wideband systems ar...

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... The random multiple-access techniques, withtheir flexible resource assignment,efficiently support bursty traffic and perform adequately in low-traffic conditions with low average data rate and potentially ... services becomes a challenge. Audio, video, and data and their various combinations may be characterized by steady flow traf- fic at one instant and by random traffic at another inst...

Ngày tải lên: 14/08/2014, 06:22

... interface between SME and SME, SME and MC, and MC and MC, which is defined in TIA/EIA/IS-41C. r Mi-Interface: The interface between MSC and PLMN. r N-Interface: The interface between MC and HLR, which ... that it identifies the base station and the particular paging channel. Beginning with the most significant bit, the paging channel mask is given by 1100 0 1100 1101 0000ppp000000...

Ngày tải lên: 14/08/2014, 06:22

... CRC -Wireless November 8, 2001 16:35 Char Count= 327 5.8.3 Paging Channel The paging channel structure is organized into half-frame, frame, slot, and slot cycle. A half-frame lasts 10 ms and contains ... message, and neighbor list message. All messages on the paging channel convey the mobile identification number (MIN), the ESN, and the IMSI. Next listed and briefly described are t...

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... Slots Scheme 38.4 102 4 26.67 16 QPSK 76.8 102 4 13.33 8 QPSK 102 .4 102 4 10. 00 6 QPSK 153.6 102 4 6.67 4 QPSK 204.8 102 4 5.00 3 QPSK 307.2 102 4 3.33 2 QPSK 614.4 102 4 1.67 1 QPSK 921.6 3072 3.33 2 QPSK 1228.8 ... CRC -Wireless November 8, 2001 16:35 Char Count= 327 discontinued and a new communication with a new base station and nec- essarily through an analog channel is e...

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... a branch of a diversity link. r Handover Branch. A handover branch constitutes an access radio link branch that takes part in a handover. r Handover Path. A handover path constitutes a sequence ... other frequency bands, an additional 519 MHz for IMT-2000 applications. These new bands spanned from 806 to 960 MHz, from 1 710 to 1885 MHz, and from 2500 to 2690 MHz. These bands are intended ....

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... 8 .10, but only the fields TPC, 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 ... indicator) and higher layer command (emergency stop command). The channel bit rate, the channel symbol rate, and the number of bits per slot are, respectively, 15, 7.5, and 10 bits. C...

Ngày tải lên: 14/08/2014, 06:22

... (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. Intramode Handover Intramode ... Handover Intramode handover comprises the handover procedures within each UTRA mode. In UTRA FDD, soft handover, softer handover, and hard handover are supported. UTRA TDD do...

Ngày tải lên: 14/08/2014, 06:22