GSM/EDGE Modulation

Carrier

General

Modulation

AQPSK Subchannel Power Imbalance Ratio

Data Clock Edge

Symbol Sync Position

Data Timing Adjustment

Hopping

Hopping Mode

Hopping 1 Enabled

Hopping 1 Frequency Offset

Hopping 2 Enabled

Hopping 2 Frequency Offset

Hopping 3 Enabled

Hopping 3 Frequency Offset

Hopping 4 Enabled

Hopping 4 Frequency Offset

Hopping Trigger Polarity

General

Modulation

Set Modulation type for GSM.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:MODulation GMSK|PSK8|AQPSk

[SOURce]:RADio:GSM:WAVeform:CCARrier:MODulation?

SCPI Example

 

Couplings

 

Preset

GMSK

State Saved

Yes

Initial S/W Revision

A.17.00

AQPSK Subchannel Power Imbalance Ratio

Set the value of AQPSK Subchannel Power Imbalance Ratio.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:POWer <real>

[SOURce]:RADio:GSM:WAVeform:CCARrier:POWer?

SCPI Example

 

Couplings

Only visible when Modulation = AQPSk.

Preset

0

State Saved

Yes

Min

-10

Max

10

Initial S/W Revision

A.17.00

Data Clock Edge

Set the value of data clock edge.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:DCEDge FALLing|RISing

[SOURce]:RADio:GSM:WAVeform:CCARrier:DCEDge?

SCPI Example

 

Couplings

 

Preset

FALLing

State Saved

Yes

Initial S/W Revision

A.17.00

Symbol Sync Position

Set the value of symbol syc position.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:SSPosition LASTbit|FIRStbit

[SOURce]:RADio:GSM:WAVeform:CCARrier:SSPosition?

SCPI Example

 

Couplings

 

Preset

FIRStbit

State Saved

Yes

Initial S/W Revision

A.17.00

Data Timing Adjustment

Set the value of data timing adjustment.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:DTADjust NOCHange|DELAy|ADVance

[SOURce]:RADio:GSM:WAVeform:CCARrier:DTADjust?

SCPI Example

 

Couplings

 

Preset

NOCHange

State Saved

Yes

Initial S/W Revision

A.17.00

Hopping

Hopping Mode

Set the value of hopping mode.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP:MODE CONTinuous|TRIGger

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOMode?

SCPI Example

 

Couplings

 

Preset

CONTinuous

State Saved

Yes

Initial S/W Revision

A.17.00

Hopping 1 Enabled

This is a read-only setting indicating hopping 1 status.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP1[:STATe]?

SCPI Example

 

Couplings

 

Preset

ON

State Saved

Yes

Initial S/W Revision

A.17.00

Hopping 1 Frequency Offset

Set hopping 1 frequency offset.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP1:OFFSet <real>

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP1:OFFSet?

SCPI Example

 

Couplings

 

Preset

0

State Saved

Yes

Min

0

Max

75000000

Initial S/W Revision

A.17.00

Ready for Test

Yes

Hopping 2 Enabled

Set hopping 2 status.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP2[:STATe] ON|OFF|1|0

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP2[:STATe]?

SCPI Example

 

Couplings

 

Preset

OFF

State Saved

Yes

Initial S/W Revision

A.17.00

Ready for Test

Yes

Hopping 2 Frequency Offset

Set hopping 2 frequency offset.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP2:OFFSet <real>

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP2:OFFSet?

SCPI Example

 

Couplings

 

Preset

0

State Saved

Yes

Min

0

Max

75000000

Initial S/W Revision

A.09.00

Hopping 3 Enabled

Set hopping 3 status.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP3[:STATe] ON|OFF|1|0

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP3[:STATe]?

SCPI Example

 

Couplings

 

Preset

OFF

State Saved

Yes

Initial S/W Revision

A.17.00

Hopping 3 Frequency Offset

Set hopping 3 frequency offset.

Parameter Type

DoubleParameter

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP3:OFFSet <real>

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP3:OFFSet?

SCPI Example

 

Couplings

 

Preset

0

State Saved

Yes

Min

0

Max

75000000

Initial S/W Revision

A.17.00

Hopping 4 Enabled

Set hopping 4 status.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP4[:STATe] ON|OFF|1|0

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP4[:STATe]?

SCPI Example

 

Couplings

 

Preset

OFF

State Saved

Yes

Initial S/W Revision

A.17.00

Hopping 4 Frequency Offset

Set hopping 4 frequency offset.

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP4:OFFSet <real>

[SOURce]:RADio:GSM:WAVeform:CCARrier:HOP4:OFFSet?

SCPI Example

 

Couplings

 

Preset

0

State Saved

Yes

Min

0

Max

75000000

Initial S/W Revision

A.17.00

Hopping Trigger Polarity

SCPI Command

[SOURce]:RADio:GSM:WAVeform:CCARrier:HTPolarity POSitive|NEGative

[SOURce]:RADio:GSM:WAVeform:CCARrier:HTPolarity?

SCPI Example

 

Couplings

Visible only when Hopping Mode is set to TRIGger.

Preset

POSitive

State Saved

Yes

Initial S/W Revision

A.17.00