Keysight N9020B - MMRS Code Index; Number of Zeros Gap

3 Short-Range Comms & IoT Mode
3.4 HRP UWB Demodulation Measurement
–
Length-128 Sequence: Length-128 complementary MMRS sequences
–
Length-91 Ternary Code: Length-91 ternary codes as defined in Table 15-7a of
IEEE 802.15.4z-2020
–
Length-127 Ternary Code: length-127 4z ternary codes as defined in Table 15-7
of IEEE 802.15.4-2020
Remote
Command
[:SENSe]:HUWB:RSF:MMRS:SEQuence L128 | L91 | L127
[:SENSe]:HUWB:RSF:MMRS:SEQuence?
Example
:HUWB:RSF:MMRS:SEQ L91
Preset
L128
State Saved Saved in instrument state
Range
Length-128 | Length-91 | Length-127
MMRS Code Index
Sets the code index of MMRS sequence applied to RSF. The length-128 sequences
are indexed from 33 to 48. The length 91 code sequences are indexed from 25 to 32.
The length 127 code sequences are indexed from 9 to 24.
Remote
Command
[:SENSe]:HUWB:RSF:MMRS:CODE:INDex C9 | … | C48
[:SENSe]:HUWB:RSF:MMRS:CODE:INDex?
Example
:HUWB:RSF:MMRS:CODE:IND C9
Couplings There are 40 possible codes. Lengths vary according to MMRS Length:
# MMRS Length
Codes 33-48 128
Codes 25-32 91
Codes 9-24 127
Preset
C33
State Saved Saved in instrument state
Range
C9|…|C48
Number of Zeros Gap
Sets the number of zeros for the gap added in MMRS sequence.
Remote Command
[:SENSe]:HUWB:RSF:ZGAP:NUMBer <integer>
[:SENSe]:HUWB:RSF:ZGAP:NUMBer?
Example
:HUWB:RSF:ZGAP:NUMB 2
506 Short Range Comms & IoT Mode User's &Programmer's Reference