Signal processing not specific to the method of recording or reproducing; Circuits therefor

Child Classifications

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• G11B 20/00007 +3 CPC CPC only CPC only
• G11B 20/00086 +17 CPC CPC only CPC only
• G11B 20/00992 CPC only CPC only
• G11B 20/02 Analogue recording or reproducing since 1985 +1 CPC IPC+CPC Available in IPC and CPC
• G11B 20/10 Digital recording or reproducing since 1985 +9 CPC IPC+CPC Available in IPC and CPC
• G11B 20/20 for correction of skew for multitrack recording since 1985 IPC+CPC Available in IPC and CPC
• G11B 20/22 for reducing distortions since 1985 +1 CPC IPC+CPC Available in IPC and CPC
• G11B 20/24 for reducing noise since 1985 IPC+CPC Available in IPC and CPC