CDMA and cdma2000 for 3G Mobile Networks 9 docx

... States. SMS avail- able in GSM. 199 5 CDMA cellular and PCS technology introduced in the United States. 199 7 ETSI publishes GPRS standard. 199 9 Standards for 3G wireless services published. Table ... Station to Mobiles Uplink - from Mobiles to Base Station 193 0 195 0 196 5 197 0 197 5 199 0 CDEF 1865 AB MHz 1850 1870 1885 1 890 1 895 191 0 CDEF Figure 1-7 The spectrum allocat...

Ngày tải lên: 23/12/2013, 01:17

... States. SMS avail- able in GSM. 199 5 CDMA cellular and PCS technology introduced in the United States. 199 7 ETSI publishes GPRS standard. 199 9 Standards for 3G wireless services published. Table ... country since 199 5. Standards for 3G wireless services were published in 199 9. Support for high-speed data at rates from 144 kb/s for urban and suburban outdoor envi- ron...

Ngày tải lên: 02/03/2013, 16:58

... country since 199 5. Standards for 3G wireless services were published in 199 9. Support for high-speed data at rates from 144 kb/s for urban and suburban outdoor envi- ronments to 2,048 Mb/s for indoor ... in Land Mobile Radio Services,” IEEE Trans. Veh. Tech., Vol. 29, May 198 0. [23] K. Garg, IS -95 and cdma2 000. New Jersey: Prentice Hall, 2000, pp. 232 — 243. [24] J. Le...

Ngày tải lên: 18/06/2014, 10:05

... 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 user data is spread twice in succession — first ... decision 91 Principles of Wideband CDMA (W -CDMA) Band Pass Filter Matched Filter Carrier Recovery Timing Recovery Decision Circuit X Low Pass Filter Matched Filter...

Ngày tải lên: 18/06/2014, 10:05

... 835 845 846.5 8 49 8 69 870 880 890 891 .5 894 MHz (a) 1850 1865 1870 1885 1 890 1 895 MHz (b) 193 0 194 5 195 0 196 5 197 0 197 5 191 0 199 0 Base Stations MobilesBase StationsMobiles A" A B A' B' ... in 199 9 a set of standards for third-generation (3G) wireless systems [1], [2], [5], [7]. These systems include cdma2 000, Universal Mobile Telecommunica- tions Syst...

Ngày tải lên: 18/06/2014, 10:05

... System, May 199 5. [7] V.K. Garg, IS -95 CDMA and cdma2 000. New Jersey: Prentice Hall, 199 9. Chapter 4 152 GSM System Features GSM operates in the frequency division duplex mode, using one band for uplinks ... 45.5, “The cdma2 000 ITU-RTT Candidate Submis- sion,” TR 45-ISD /98 .06.02.03, May 15, 199 8. [6] TIA/EIA/IS -95 -A: Mobile Station-Base Station Compatibility Standard for...

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 1 227 Universal Mobile Telecommunications ... the most common protocols for data services are IPv4 and IPv6 at the network layer and TCP and User Datagram Protocol (UDP) at the transport layer. Because new servi...

Ngày tải lên: 18/06/2014, 10:05

... ITU-R M.1034-1, “Require- ments for the Radio Interface(s) for International Mobile Telecommunications-2000 (IMT-2000),” 199 7. [4] 3G TS 22.105 Release 199 9, Services and Service Capabili- ties. [5] ... Overview, 199 1. [6] EIA/TIA/IS-634-A, MSC-BS Interface (A-Interface) for Public 800 MHz, 199 8. [7] M.R. Karim, ATM Technology and Service Delivery. New Jer- sey: Prentice Hal...

Ngày tải lên: 18/06/2014, 10:05

... Service (QoS) in 3G Systems Quality of Service (QoS) in 3G Systems CHAPTER 9 9 Copyright 2002 M.R. Karim and Lucent Technologies. Click Here for Terms of Use. Chapter 9 312 Figure 9- 4 The RSVP protocol mechanism A ... is to provide the reader with a basic understanding of the subject. 299 Quality of Service (QoS) in 3G Systems Figure 9- 1 Provision of QoS in 3G networks...

Ngày tải lên: 18/06/2014, 10:05