Sharp AM-900 Service Manual page 79

3) Configurations, Signaling Rates, and Data Rates
Configuration Modulation
V.90 PCM PCM
TCM
V. 34 33600 TCM 3
TCM
3
V. 34 31200 TCM
3 TCM
V. 34 28800 TCM
TCM
3
V. 34 26400 TCM
TCM
3
V. 34 24000 TCM
3 TCM
V. 34 21600 TCM
TCM
3
V. 34 19200 TCM
TCM
3
V. 34 16800 TCM
3 TCM
V. 34 14400 TCM
TCM
3
V. 34 12000 TCM
TCM
3
V. 34 9600 TCM
TCM
V. 34 7200 TCM 3
TCM
3
V. 34 4800 TCM
3 TCM
V. 34 2400 TCM
V. 32 bis 14400 TCM TCM
V. 32 bis 12000 TCM TCM
V. 32 bis 9600 TCM TCM
V. 32 bis 7200 TCM TCM
V. 32 bis 4800 QAM
V. 32 9600 TCM TCM
V. 32 9600 QAM
V. 32 4800 QAM
V. 22 bis 2400 QAM
V. 22 bis 1200 DPSK
V. 22 1200 DPSK
V. 22 600 DPSK
V. 23 1200/75 FSK
V. 21 FSK
Bell 208 4800 DPSK
Bell 212A DPSK
Bell 103 FSK
V. 17 14400 TCM/V.33 TCM
V. 17 12000 TCM/V.33 TCM
V. 17 9600 TCM TCM
V. 17 7200 TCM TCM
V. 29 9600 QAM
V. 29 7200 QAM
V. 29 4800 QAM
V. 27 4800 DPSK
V. 27 2400 DPSK
V. 21 Channel 2 FSK
Notes:
1. Modulation legend:TCM:Trellis-Coded Modulation
FSK:Frequency Shift Keying
2. Adaptive; established during handshake:
Symbol Rate (Baud)
2400
2800
3000
3200
3429
3. For both duplex and half-duplex modes.
4. Maximum data rate.
Carrier Fre- Data Rate
quency (Hz) ± (bps) ± 0.01 %
0.01 %
— 56000 R/V.34
rates T
(Note 4)
Note 2 33600
Note 2 31200
Note 2 28800
Note 2 26400
Note 2 24000
Note 2 21600
Note 2 19200
Note 2 16800
Note 2 14400
Note 2 12000
Note 2 9600
Note 2 7200
Note 2 4800
Note 2 2400
1800 14400
1800 12000
1800 9600
1800 7200
1800 4800
1800 9600
1800 9600
1800 4800
1200/2400 2400
1200/2400 1200
1200/2400 1200
1200/2400 600
1700/420 1200/75
1080/1750 Up to 300
1800 4800
1200/2400 1200
1170/2125 Up to 300
1800 14400
1800 12000
1800 9600
1800 7200
1700 9600
1700 7200
1700 4800
1800 4800
1800 2400
1750 300
QAM:Quadrature Amplitude Modulation
DPSK:Differential Phase Shift Keying
V. 34 Low Carrier Frequency (Hz)
1600
1680
1800
1829
1959
5 – 6
Symbol Rate Bits/Symbol
(Symbols/Sec.) Data
8000 Dynamic
3429 only Note 2
3200 min Note 2
3000 min Note 2
2800 min Note 2
2800 min Note 2
2400 min Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
2400 only Note 2
2400 6
2400 5
2400 4
2400 3
2400 2
2400 4
2400 4
2400 2
600 4
600 2
600 2
600 1
1200 1
300 1
1600 3
600 2
300 1
2400 6
2400 5
2400 4
2400 3
2400 4
2400 3
2400 2
1600 3
1200 2
300 1
PCM:Pulse Coded Modulation
V. 34 High Carrier Frequency (Hz)
1800
1867
2000
1920
1959
AM-900U
Bits/Symbol Constellation
TCM Points
— —
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
Note 2 Note 2
1 128
1 64
1 32
1 16
0 4
1 32
0 16
0 4
0 16
0 4
0 4
0 4
0 —
0 —
0 8
0 4
0 —
1 128
1 64
1 32
1 16
0 16
0 8
0 4
0 8
0 4
0 —