DVB configuration and settings
R&S
®
SMW-K52/-K116
16
User Manual 1175.6778.02 ─ 19
For "DVB Standard > DVB-S2X", includes the VL-SNR (very low - signal to noise ratio)
header in the physical layer frame.
Remote command:
[:SOURce<hw>]:BB:DVB:DVBX:VSMode
CCM/ACM
Option: R&S
SMW-K116
Selects whether constant coding and modulation (CCM) or adaptive coding and modu-
lation (ACM) communication is used.
In ACM mode, for instance, the receiver sends feedback information on received signal
quality. Depending on this feedback, the channel coding and modulation is optimized
on a frame-by-frame basis.
Remote command:
[:SOURce<hw>]:BB:DVB:DVBS|DVBX:BHConfig:CACM
Number of Super Frames
Requires "DVB Standard > DVB-H/T".
Sets the number of super frames. Each super frame consists of four OFDM frames.
Remote command:
[:SOURce<hw>]:BB:DVB:DVBH|DVBT:SFRames
Number of Frames
Option: R&S
SMW-K116
For "DVB Standard > DVB-S2/S2X", sets the number of the transmitted frames.
Remote command:
[:SOURce<hw>]:BB:DVB:DVBS|DVBX:FRAMes
Number of Samples / Duration
Requires "DVB Standard > DVB-H/T" and "State > On".
Displays the number of the transmitted samples and the signal duration.
Remote command:
[:SOURce<hw>]:BB:DVB:DVBH|DVBT:SAMPle:LENGth?
[:SOURce<hw>]:BB:DVB:DVBH|DVBT:DURation?
Sample Rate / Data Rate
Requires "DVB Standard > DVB-H/T" and "State > On".
Displays the sample rate and data rate.
Remote command:
[:SOURce<hw>]:BB:DVB:DVBH|DVBT:SAMPle:RATE?
[:SOURce<hw>]:BB:DVB:DVBH|DVBT:DRATe?
Filter/Clipping Settings
Accesses the dialog for setting baseband filtering and clipping, see
General settings