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Wavecom W-SPECTRA (Automatic Monitoring System) V1.1.0 User Manual

Page 215

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WAVECOM Monitoring System W-SPECTRA, W-SPEED Manual V1.1.0 Classifier

– the Brain of W-SPECTRA

205

Classifier Code Check with look-up table

Narrowband classifier (W-Classifier-NB) technical data.

FSK

m = 0.8: 100 – 2400 Bd

m = 0.8: 50 Bd

m >= 2: 100 – 2400 Bd

m >= 2: 50 Bd

12 dB (Eb/N0)

15 dB (Eb/N0)

14 dB (Eb/N0)

16 dB (Eb/N0)

PSK 2/4 Variant A/B

100 – 2400 Bd

14 dB (Eb/N0)

PSK 8/16 Variant A/B

100 – 2400 Bd

16 dB (Eb/N0)

CW-Morse

8 – 50 Bd

18 dB (Eb/N0)

W-Classifier-NB quality of modulation classification.

FSK

baudrate

center frequency

0.3%

2% of baudrate

PSK

baudrate

center frequency

0.2%

0.15% of baudrate

CW-Morse

baudrate

5%

W-Classifier-NB accuracy of measured parameters.

Bandwidth HF/VHF/UHF/SHF

500 Hz to 96 kHz (IQ signal: 160 kHz)

Sampling interval (Ts)

1.6 sec or 3.2 sec

FSK

30 Bd to 60 kBd, Shift <= 30 kHz, Modulation index: 0.5 – 20

Signal must be continuously present during the sampling interval

FSK-4 (F7B)

30 to 300 Bd, Shift <= 3500 Hz

MFSK

4-36 tones

PSK 2/4 Variant A/B

30 Bd to 60 kBd

PSK 8/16 Variant A/B

30 Bd to 60 kBd

MIL/STANAG

Classified to protocol

CIS-12

120 Bd, classified as one signal

OFDM

25-512 carriers

Tg/Tu = 1/1 to 1/8

>= 25 Bd

OQPSK

25 Bd to 30 kBd