Digital Signal Processing Reference
In-Depth Information
Table 10.3
Parameters of Each Multicarrier System Configuration
Parameter
DS-CDMA
MT-CDMA
MC-DS-CDMA
Comment
λ
—
1
L
Subcarrier spacing parameter
N
c
1
3
5
7
9
11
3
5
7
9
11
Number of subcarriers
L
32
64
128
192
256
320
32
32
32
32
32
Spreading factor
R
c
in Mcps
3.840
3.840
1.4549
0.8975
0.6488
0.5081
0.4175
Chip rate
P
3
3
2
1
1
1
1
Number of paths per
subcarrier
R
s
in kbaud
120
180
150
140
135
132
136.4
140.2
141.9
142.9
143.5
Symbol rate over all
subcarriers
R
b
for DBPSK
in kbps
120
180
150
140
135
132
136.4
140.2
141.9
142.9
143.5
Peak rate of DBPSK
R
b
for D8PSK
in kbps
360
540
450
420
405
396
409.2
420.6
425.7
428.7
430.5
Peak rate for D8PSK
BW
nor
1
1.026
1
Bandwidth normalized vs.
DS-CDMA
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