CDMA and cdma2000 for 3G Mobile Networks 2 pdf

... 27 7 Protocol Stacks in Access and Core Networks 27 9 GSM 27 9 UMTS 28 2 Call Controls 29 1 Summary 29 5 References 29 6 Chapter 9 Quality of Service (QoS) in 3G Systems 29 7 Introduction 29 8 Overview of the Concepts ... here, and D/R ϭ 4.6. A few other permissible val- ues of N are N ϭ 3 with i ϭ 1 and j ϭ 1, N ϭ 12 with i ϭ 2 and j ϭ 2, N ϭ 19 with i ϭ 3 and j ϭ...

Ngày tải lên: 23/12/2013, 01:17

... of 3G Requirements [1]-[4] 26 2 Network Evolution 26 4 First-Generation Network 26 4 Second-Generation Networks 26 6 2Gϩ Networks 26 8 3G Network 27 0 All-IP Network 27 1 Summary 27 3 References 27 4 Contents viii TDMA ... Procedures 21 5 Spreading and Modulation 22 3 Physical Layer Measurements 23 0 MAC Layer Protocol 23 2 Overview 23 2 MAC Procedures 23 4 MAC Layer...

Ngày tải lên: 02/03/2013, 16:58

... in Land Mobile Radio Services,” IEEE Trans. Veh. Tech., Vol. 29 , May 1980. [23 ] K. Garg, IS-95 and cdma2 000. New Jersey: Prentice Hall, 20 00, pp. 23 2 — 24 3. [24 ] J. Lee and L. Miller, CDMA Systems ... 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 summariz...

Ngày tải lên: 18/06/2014, 10:05

... the input data Chapter 3 90 + 3 2 01 4 5 24 23 22 + 3 2 01 4 5 24 23 22 + x ⌺ Mapper 0+1 1-1 Delay Long Code j PN1 PN2 I Q Figure 3-19 A long code generator for a UMTS uplink channel Decoding ... 9.6, 4.8, 2. 4, or 1 .2 kb/s. UMTS AMR based upon ACELP. There are eight possible bit rates varying from 4.75 kb/s to 12. 2 kb/s. At 12. 2 kb/s, the output of the coder is 24 4 bit...

Ngày tải lên: 18/06/2014, 10:05

... s 2 (j Ϯ 3), and so on, are ignored because it r o1 1jT2ϭ s 1 1j2ϩ s 2 1j Ϫ 12R 12 1T2ϩ s 2 1j2R 12 1 02 s 2 1j ϩ 12R 12 1ϪT2ϩ p ϩ n 1 1t2 Chapter 3 114 X Symbol Mapper x Data from User 1 (PN ... step for sequential decoding, P1R 0 X2 is maximum. 107 Principles of Wideband CDMA (W -CDMA) cdmaOne and cdma2 000 CHAPTER 4 4 Copyright 20 02 M.R. Karim and Lucent Techno...

Ngày tải lên: 18/06/2014, 10:05

... channel 1 and 2, which are similar to the forward supplementary channels, provide higher data rates: (1) 9.6, 19 .2, 145 cdmaOne and cdma2 000 Rate Set 1 Rate Set 2 Single-carrier cdma2 000 M ϫ 9.6 ... block diagram form. v 0 ϭ 1 1.6986k H1v2ϭ Ae Ϫk 2 v 2 Chapter 5 168 38.4, 76.8, and 153.6 kb/s, and (2) 14.4, 28 .8, 57.6, 115 .2, and 23 0.4 kb/s. Only 20 ms frames are...

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

... 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 22 7 Universal Mobile Telecommunications ... System (UMTS) Physical Channel A I X X X X o o o 11 C 12 C 11 G 12 G Physical Channel B Physical Channel X X X X X o o o 21 C 22 C 21 G 22 G Physical Ch...

Ngày tải lên: 18/06/2014, 10:05

... Multiplexing and Channel Coding. [11] 3GPP TS 25 .21 3, Spreading and Modulation (FDD). [ 12] 3GPP TS 25 .21 4, Physical Layer Procedures. [13] 3GPP TS 25 .21 5, Physical Layer — Measurements. [14] 3GPP TS 25 .3 02, ... Interface, Stage 2. [11] 3GPP TS 25 .401: UTRAN Overall Description, 20 00. [ 12] 3GPP TR 23 . 922 : Architecture for an All IP Network, 1999. 27 5 Evolution o...

Ngày tải lên: 18/06/2014, 10:05

... packets 323 Quality of Service (QoS) in 3G Systems Quality of Service (QoS) in 3G Systems CHAPTER 9 9 Copyright 20 02 M.R. Karim and Lucent Technologies. Click Here for Terms of Use. Chapter 9 3 12 Figure ... 0 Packets T2T CBR data, sent out at regular intervals VBR data for User 1, N1 packets sent at a time VBR data for User 2, N2 packets sent at a time Figure 9-14 CBR an...

Ngày tải lên: 18/06/2014, 10:05