ClassID:

198774

G11B20/00963 - CPC Classification

Classification description:

Signal processing not specific to the method of recording or reproducing; Circuits therefor; Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are not generated on purpose, e.g. random defect patterns occurring during the normal manufacture

Recent Application in this class: