Sense:ddemod:modulation – EXFO PSO-200 Optical Modulation Analyzer User Manual
Page 159
SCPI Commands Reference
Optical Modulation Analyzer
151
Product-Specific Commands—Description
:SENSe:DDEMod:MODulation?
Description
This query returns the digital communication
format used by the demodulator.
At *RST, this value is set to DP-QPSK or QPSK. It’s
device dependent.
Syntax
:SENSe:DDEMod:MODulation?
Parameter(s)
None
Response Syntax
Response(s)
Modulation:
The response data syntax for
defined as a
element.
Returns the modulation that is set.
APSK, Amplitude and Phase-shift keying as the
modulation for the digital communication format
is selected.
BPSK, Binary phase-shift keying (BPSK) as the
modulation for the digital communication
formatis selected.
DP-CW, Differential Quadrature keying (CW) as
the modulation for the digital communication
formatis selected.
DP-APSK, Differential Quadrature Phase-shift
keying (DPSK) as the modulation for the digital
communication formatis selected.
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