CDMA and cdma2000 for 3G Mobile Networks 8 pdf

... Station to Mobiles Uplink - from Mobiles to Base Station 1930 1950 1965 1970 1975 1990 CDEF 186 5 AB MHz 185 0 187 0 188 5 189 0 189 5 1910 CDEF Figure 1-7 The spectrum allocated by the FCC for PCS TEAMFLY ... Transfer Circuit mode — up to 144, 384 , and 20 48 kb/s Capability 144 kb/s, 384 kb/s, and 2.0 48 Mb/s; packet mode data at least 144 kb/s, 384 kb/s, and 20 48 kb/s...

Ngày tải lên: 23/12/2013, 01:17

... Transfer Circuit mode — up to 144, 384 , and 20 48 kb/s Capability 144 kb/s, 384 kb/s, and 2.0 48 Mb/s; packet mode data at least 144 kb/s, 384 kb/s, and 20 48 kb/s 3G Network GSM MAP (evolved ANSI-41 ... Rate 1.2 288 Mb/s Modulation (for Digital Data) QPSK and OQPSK 8 Speech Coding Code Excited Linear Predictive Coder (CELP) — 1.2, 2.4, 4 .8, 9.6 kb/s for Cellular IS-95...

Ngày tải lên: 02/03/2013, 16:58

... a data rate of up to 2 Mb/s with a bandwidth of 1.6 MHz. The spectrum allocation for UWC-136 is the same as for cdma2 000. The system features of UMTS and cdma2 000 are summarized in Table 1-5. Chapter ... since 1995. Standards for 3G wireless services were published in 1999. Support for high-speed data at rates from 144 kb/s for urban and suburban outdoor envi- ronments to...

Ngày tải lên: 18/06/2014, 10:05

... kb/s for an 8 kb/s vocoder, and chip rate ϭ 1.2 288 Mc/s. The required E b /N 0 ϭ 7dB. So, the value of E b /N 0 ϭ 10 0.7 ϭ 5.01. G p ϭ 1.2 288 ϫ 10 6 /9600 ϭ 1 28. So, N ϭ 1 ϩ (1 28/ 5.01)(1/1 .85 )(1/0.4) ... as v A in Figure 3-5. Chapter 3 68 4 In IS-95, the convolutional code used has a constraint length 9 and rate 1 / 2 . Spreading In UMTS and cdma2 000, signaling and use...

Ngày tải lên: 18/06/2014, 10:05

... channels, and up to 55 traffic channels. In another possible configuration, the sync and pag- ing channels may be replaced by traffic channels. 123 cdmaOne and cdma2 000 82 4 82 5 83 5 84 5 84 6.5 84 9 86 9 87 0 ... 83 5 84 5 84 6.5 84 9 86 9 87 0 88 0 89 0 89 1.5 89 4 MHz (a) 185 0 186 5 187 0 188 5 189 0 189 5 MHz (b) 1930 1945 1950 1965 1970 1975 1910 1990 Base St...

Ngày tải lên: 18/06/2014, 10:05

... block diagram form. v 0 ϭ 1 1.6 986 k H1v2ϭ Ae Ϫk 2 v 2 Chapter 5 1 68 38. 4, 76 .8, and 153.6 kb/s, and (2) 14.4, 28. 8, 57.6, 115.2, and 230.4 kb/s. Only 20 ms frames are supported. For these data ... 45.5, “The cdma2 000 ITU-RTT Candidate Submis- sion,” TR 45-ISD/ 98. 06.02.03, May 15, 19 98. [6] TIA/EIA/IS-95-A: Mobile Station-Base Station Compatibility Standard for Dual-Mo...

Ngày tải lên: 18/06/2014, 10:05

... location and routing information of the mobile. In the STANDBY state, the mobile station is still GPRS-attached and sends the SGSN its location and routing information periodi- cally and each ... frequency bands, sep- arated by a guard band, are used — one for the uplink and the other for the downlink transmission. In TDD, on the other hand, the same frequency band is used...

Ngày tải lên: 18/06/2014, 10:05

... of 8 regis- ters and a feedback polynomial of degree 8. For details, see Chapter 3 and Reference [11]. Uplink scrambling codes may be either long or short. The long codes have a length of 38, 400 ... emanating from nodes C1 and C2, rows 1 and 3 representing codes at C1, and rows 2 and 4 at C2. a NϪ1 kϭ0 h ik h jk ϭ 0 for i  j H N ϭ 3h ij 4,i,j ϭ 0,1,2, p , N Ϫ 1 227 Univer...

Ngày tải lên: 18/06/2014, 10:05

... between a mobile station and a base station, and between IWF and PDN The signaling protocol for the interface between a base station and an MSC (that is, the A interface) in IS-136, IS-95, and cdma2 000 ... of Mobile Communication Networks Call Controls and Mobility Management CHAPTER 8 8 Copyright 2002 M.R. Karim and Lucent Technologies. Click Here for Terms of Use...

Ngày tải lên: 18/06/2014, 10:05

... routers [11], [16]. RSVP for Mobile Systems Problems arise when standard RSVP is used in a mobile communi- cations network. Reference [11] has studied these problems in detail, and also summarizes ... RSVP-based protocols that have been suggested as a possibility for wireless mobile networks. To understand these problems, consider Figure 9- 18, where the cel- lular network is co...

Ngày tải lên: 18/06/2014, 10:05