... System 9
IS-54 and IS-136 9
GSM 11
cdmaOne (Based on IS-95-A and IS-95-B) 13
Personal Communications System 15
Third-Generation (3G) Wireless Technology 16
3G Requirements 18
Evolution to 3G Systems ... cdma2000, and the other was similar to the
ETSI/ARIB proposal.
Thus, eventually, there were only 4 systems for 3G mobile com-
munications
—
cdma2000, UWC-136, W-CDMA UMTS F...
... george_hoare @mcgraw- hill. com or (212)
90 4-4 069.
TERMS OF USE
This is a copyrighted work and The McGraw- Hill Companies, Inc. ( McGraw- Hill ) and its licensors reserve all rights in and to the
work. ... ITU-R M.103 4-1 , “International Mobile
Telecommunications-2000 (IMT-2000),” 19 97.
[12] Recommendations ITU-R M.81 6-1 , “Framework for Services
Supported on Inter...
... 3-2 .
Digital systems, such as the North American 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 ... Mobile Telecommunica-
tions System (UMTS) W-CDMA Frequency Division Duplex (FDD),
UMTS W-CDMA Time Division Duplex (TDD), and cdma2000
—
use
direct-sequence code divis...
... reg-
R
xy
1j2ϭ
a
N
iϭ1
x
i
y
iϩj
Chapter 3
86
246
8
-2
- 4- 6
- 8
C(j)
15
Figure 3-1 7
The auto-
correlation function
of a maximal
length sequence
k ϭ 4. Because the outputs from registers 3 and ... 3-9
The trellis diagram
for the encoder of
Figure 3 -7
Thus, for example,
Channelization codes used in UMTS W-CDMA and cdma2000 are
variable-length Walsh codes,...
... of
standards for third-generation (3G) wireless systems [1], [2], [5], [7] .
These systems include cdma2000, Universal Mobile Telecommunica-
tions System (UMTS) Wideband CDMA (W-CDMA) FDD, UMTS W-
CDMA ... System
(TACS), and Nordic Mobile Telephone (NMT) in Europe operating at
450 and 900 MHz bands. The second-generation (2G) systems are
based on IS-136, IS-95A, IS-95B, and GSM,...
... 45.5, “The cdma2000 ITU-RTT Candidate Submis-
sion,” TR 45-ISD/98.06.02.03, May 15, 1998.
[6] TIA/EIA/IS-95-A: Mobile Station-Base Station Compatibility
Standard for Dual-Mode Wideband Spread ... channels and the forward and reverse channel
transmit functions.
The distinctive features of a cdma2000 system may be summa-
rized as follows:
■ Wider bandwidth and higher chip rate Fo...
... reservation request.
It supports both IP and X.25 protocols and real-time as well as non-
real-time data. Both point-to-point and point-to-multipoint commu-
nications are possible. There is no restriction ... 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 pe...
... Network
Temporary ID (C-RNTI). They are indicated by the 2-bit UE ID Type
field. The UE IDs are 32 bits long for U-RNTI and 16 bits for C-
RNTI.
The C/T field is four bits long and identifies the ... 2
Octet 3
o
o
Figure 6-2 7
The RLC PDU
format for the
unacknowledged
mode
as I and Q in the figure, are to be scrambled by a complex scrambling
code, the I and Q sequences are t...
... International Mobile Telecommu-
nications-2000 (IMT-2000),” 19 97.
[3] IMT-2000: Recommendations ITU-R M.103 4-1 , “Require-
ments for the Radio Interface(s) for International Mobile
Telecommunications-2000 ... all-IP
architecture to deliver 3G mobile telephone services to subscribers.
References
[1] IMT-2000: Recommendations ITU-R M.68 7- 2 , 19 97.
[2] IMT-2000: Recommendat...
... possibility for wireless mobile networks.
To understand these problems, consider Figure 9-1 8, where the cel-
lular network is connected to the packet-switched public data net-
work (PSPDN) via three ... Region IntServ Region
- Routers
Figure 9-1 7
Providing an end-
to-end QoS over
any network
originating from a sender enter a DiffServ network, they are classi-
fied on a PHB b...