DIFF Subgroup
G11B 20/08 Pulse-modulation recording or reproducing (pulse-code-modulation recording G11B20/10)
Introduced: January 1985
Title
Titles differ between systems:
IPC: Pulse-modulation recording or reproducing
CPC: Pulse-modulation recording or reproducing (pulse-code-modulation recording G11B20/10)
Full Title
Full titles differ between systems:
IPC:
Signal processing not specific to the method of recording or reproducing; Circuits therefor > Analogue recording or reproducing > Pulse-modulation recording or reproducing
CPC:
Signal processing not specific to the method of recording or reproducing; Circuits therefor > Analogue recording or reproducing > Pulse-modulation recording or reproducing (pulse-code-modulation recording G11B20/10)
No child classifications to compare. This is a leaf node in both IPC and CPC.