CDMA and cdma2000 for 3G Mobile Networks 4 ppt
Tài liệu W-CDMA and cdma2000 for 3G Mobile Networks pdf
... mode
—
up to 144 , 3 84, and 2 048 kb/s
Capability 144 kb/s, 3 84 kb/s, and
2. 048 Mb/s; packet mode
data at least 144 kb/s,
3 84 kb/s, and 2 048 kb/s
3G Network GSM MAP (evolved ANSI -41
Interface ... based on
standards IS- 54 and IS-136, use a channel spacing of 30 kHz, and
Chapter 1
24
1 946 First domestic public land mobile service introduced in St. Louis. The
system...
McGraw-Hill-2002-WCDMA and cdma2000 for 3G Mobile Networks
... mode
—
up to 144 , 3 84, and 2 048 kb/s
Capability 144 kb/s, 3 84 kb/s, and
2. 048 Mb/s; packet mode
data at least 144 kb/s,
3 84 kb/s, and 2 048 kb/s
3G Network GSM MAP (evolved ANSI -41
Interface ... 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...
McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_2 doc
... 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 2, 048 Mb/s for indoor or ... standard IS- 54, its
newer version IS-136, and Global System for Mobile Communica-
tions (GSM), are all based on TDMA and FDD. In IS- 54 and IS-136,
each voice channel has...
McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_3 doc
... channels and from 4 to 512 chips
on downlink channels. In cdma2 000, Walsh codes used on traffic
channels may vary from 4 to 128 chips.
IS-95 uses a set of 64 fixed-length Walsh codes to spread forward
physical ... 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...
McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_4 ppt
... step for sequential decoding,
P1R 0 X2 is maximum.
107
Principles of Wideband CDMA (W -CDMA)
cdmaOne and
cdma2 000
CHAPTER
4
4
Copyright 2002 M.R. Karim and Lucent Technologies. Click Here for Terms ... 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
8...
McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_5 potx
... Protocol Stack
cdma2 000 takes the information
—
user data and signaling
—
from
the higher layers and adds two lower-layer protocols before trans-
Chapter 4
140
foreign serving area informs the HLR ... IS-95 CDMA and cdma2 000. New Jersey: Prentice
Hall, 1999.
Chapter 4
152
GSM System Features
GSM operates in the frequency division duplex mode, using one band
for uplinks and...
McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_6 pdf
... 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...
McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_7 potx
... 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 s...
McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_8 potx
... 144 kb/s or more in vehicular operations
■ 3 84 kb/s or more for pedestrians
■ About 2. 048 Mb/s for indoor or low-range outdoor applications
Some user applications may require bandwidth on demand ... Multiplexing and Channel Coding.
[11] 3GPP TS 25.213, Spreading and Modulation (FDD).
[12] 3GPP TS 25.2 14, Physical Layer Procedures.
[13] 3GPP TS 25.215, Physical Layer
—
Measurements...
McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_9 pptx
... 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 ... arrival process is purely random, it is often not
easy to compute the required bandwidth for an arbitrary sustainable
data rate, peak data rate, and the burst size except for very...