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McGraw-Hill-2002-WCDMA and cdma2000 for 3G Mobile Networks
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... System 15
Third-Generation (3G) Wireless Technology 16
3G Requirements 18
Evolution to 3G Systems 21
Summary 23
References 25
Chapter 2 Propagation Characteristics of a Mobile Radio Channel 27
Large-Scale ... most important features of 3G. Because of the
many advantages that it offers, the CDMA technology forms the
basis of 3G systems.
References
[1] W.R. Young, “Advanced Mobile Phone Service: Introduction,
Background, ... Evolution of Mobile Communication Networks 261
Review of 3G Requirements [1]-[4] 262
Network Evolution 264
First-Generation Network 264
Second-Generation Networks 266
2Gϩ Networks 268
3G Network...
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Tài liệu W-CDMA and cdma2000 for 3G Mobile Networks pdf
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... aspects of 3G mobile communi-
cations. They developed algorithms and air interfaces, performed
simulation, built prototypes, and conducted field tests to verify their
validity. 3G partnership ... received by a mobile antenna in and
around Tokyo in the frequency band from 200 MHz to 1,920 MHz
using different base station and mobile antenna heights. Black and
Reudink [19] studied the mobile radio ... authors
indicate that the signal strength received by a mobile would depend
31
Propagation Characteristics of a Mobile Radio Channel
Base Station
Antenna
Mobile Antenn
a
Direct Ray
Reflected
Ray
r
h
t
h
r
Figure...
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_2 doc
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... systems.
13
Also, because a mobile radio channel is time varying,
and because the signal at a mobile antenna is subjected to a Doppler
shift that varies with the mobile velocity, the signal frequency ... most important features of 3G. Because of the
many advantages that it offers, the CDMA technology forms the
basis of 3G systems.
References
[1] W.R. Young, “Advanced Mobile Phone Service: Introduction,
Background, ... received by a mobile antenna in and
around Tokyo in the frequency band from 200 MHz to 1,920 MHz
using different base station and mobile antenna heights. Black and
Reudink [19] studied the mobile radio...
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_3 doc
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... codes.
Walsh Codes
Various physical channels may exist at any time on a radio interface
of a 3G system. For example, at a mobile station, there may be one or
more dedicated physical data channels, a dedicated ... desired speech signal. The filter coefficients are determined
69
Principles of Wideband CDMA (W-CDMA)
Mobile Communications System Speech Coding Algorithm
IS-54/IS-136 Vector-Sum Excited Linear Predictive
Coding ... kb/s, the
output of the coder is 244 bits for every
20-ms frame.
Table 3-2
Speech encoders
used in mobile
communications
systems
into two streams, each of which BPSK-modulates the carrier. Conse-
quently,...
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_4 ppt
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... maximum number of mobile stations that can be served in a
CDMA system) is maximum when the transmitter power of each
mobile station is adjusted such that the received SIR from each
mobile is just ... the fig-
Chapter 4
122
Mobile Radio Systems,” IEEE Trans. Veh. Technol., Vol. VT-
39, No. 1, pp. 56
—
67, February 1990.
[38] S. Anderson, et al., “An Adaptive Array for Mobile Communi-
cations ... signals
simultaneously from two mobile stations, one close to the base sta-
tion and the other farther from it near the edge of a cell. Because
UE1 is closer than UE2, if both mobile stations are transmitting...
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_5 potx
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... parameters. The EIR con-
tains the International Mobile station Equipment Identity (IMEI)
numbers of all mobile stations that are registered. Each mobile is
assigned a unique IMEI number that can ... a mobile station can use for timing
recovery and synchronization. An exact copy of this sequence is
stored in the mobile memory. Thus, by comparing the received
sequence with this copy, a mobile ... explained in the next section.
Figure 5-3(a) represents the transmitter of a mobile station. The
speech signal from a mobile terminal is encoded into 13-bit uniform
pulse code modulation (PCM)...
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_6 pdf
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... signal level from all mobile stations in the cell, thereby preventing a single
mobile (which may happen to be closer to the base station) from swamping out the sig-
nals from other mobiles.
Rate matching ... Institute (ETSI)/Special Mobile Group (SMG)
developed two standards for International Mobile Telecommunication
in the year 2000 (IMT-2000). One of them is the Universal Mobile
Telecommunications ... which mobile station (or application) can
use the next uplink RLC block on the same time slot. In this way, dif-
ferent mobile stations may be multiplexed on the same PDCH when
necessary.
A mobile...
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_7 potx
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... num-
ber of these channels have to be transmitted using a single CDMA
carrier. As an example, a mobile station may have a number of
uplink DPDCHs as well as a DPCCH. In this case, the channels ... steps
of
1
/
15
. Because the resulting real-valued symbol sequences, indicated
225
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 ... Y
X
Q
Complex
Scrambling
Code
To Modulator
+
0
90
⌺
⌺
Figure 6-18
Spreading multiple
physical channels
from a mobile
station
14
In other words, we are going to use binary phase shift keying.
15
Each set modulates...
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_8 potx
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... Channel Coding.
[11] 3GPP TS 25.213, Spreading and Modulation (FDD).
[12] 3GPP TS 25.214, Physical Layer Procedures.
[13] 3GPP TS 25.215, Physical Layer
—
Measurements.
[14] 3GPP TS 25.302, Services ... Protocols
[15] 3GPP TS 25.321, MAC Protocol Specification.
[16] 3GPP TS 25.322, RLC Protocol Specification.
[17] 3GPP TS 25.323, Packet Data Convergence Protocol (PDCP)
Specification.
[18] 3GPP TS 25.324, ... Points
[21] 3GPP TS 25.410, UTRAN Iu Interface: General Aspects and
Principles.
[22] 3GPP TS 25.411, UTRAN Iu Interface: Layer 1.
[23] 3GPP TS 25.412, UTRAN Iu Interface: Signaling Transport.
[24] 3GPP...
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_9 pptx
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... virtual
connections between two IntServ-capable 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 ... developed by 3G only apply to the UMTS radio
bearer service. The objective of this chapter is to provide the reader
with a basic understanding of the subject.
299
Quality of Service (QoS) in 3G Systems
Figure ... the features of the two models. The chapter concludes with
a discussion of how a 3G network can provide QoS to a mobile sta-
tion as it is handed over from one cell to another in the same serving
area,...
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_10 pdf
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... users because it assumes that the power control of the
mobiles in this cell is perfect and that the interference to mobiles in
any sector due to mobiles in the other two sectors is zero, assump-
tions ... [13] has suggested another protocol called Mobile IP
with Location Register (MIP-LR) for mobile wireless networks.
According to this protocol, when a mobile station moves into a for-
eign serving ... manufacturing 3G wire-
less equipment so that service providers can begin to roll out 3G ser-
vices to their customers in the near future. NTT DoCoMo of Japan
has been actively developing 3G technologies....
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McGraw Hill - 2002 - W-CDMA and cdma2000 for 3G Mobile Networks_11 potx
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... 49–50
mobile radio signals, 28
mobile stations, 3G systems, 20
mobile systems, 325–327
modulation, 79
BPSK, 80
DQPSK, 111
MSK, 166–168
OQPSK, 111
QPSK, 80, 110
monitoring VC traffic, 318
MRSVP (Mobile ... 314
microcells, 19
MIP-LR (Mobile IP with Location Register), 328
MJ mobile system, 2
MK system, 3
MM (Mobility Management), 278
mobile phone systems, early models, 2–3
mobile radio channels
large-scale ... (International Mobile Station
Equipment Identity), GSM, 159
IMT-2000 (International Mobile Telecommunication
in the year 2000), 17
inner loop power control, UMTS, 219
interactive 3G traffic, 304
interleaving,...
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