IPC Main Group
G11B 20/00 Signal processing not specific to the method of recording or reproducing; Circuits therefor
Introduced: January 1985
Last revised: January 2006
Classification Context
- Section:
- PHYSICS
- Class:
- INFORMATION STORAGE
- Subclass:
- INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
5 direct subcodes
Child Classifications
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- G11B 20/02 Analogue recording or reproducing
- G11B 20/1 Digital recording or reproducing
- G11B 20/2 for correction of skew for multitrack recording
- G11B 20/22 for reducing distortions
- G11B 20/24 for reducing noise