Dynamic magnetic information storage or retrieval – General processing of a digital signal
Patent
1978-04-24
1979-04-17
Canney, Vincent P.
Dynamic magnetic information storage or retrieval
General processing of a digital signal
178 22, 340347DD, G11B 509
Patent
active
041504046
ABSTRACT:
A data recording device having a coding device which is supplied with a sequence of information bits to be recorded. The coding device forms coded information words of at least two different lengths from the sequence of information bits. The recording device further includes a divide-by-two member connected to the output of the coding device, a scrambler connected to the output of the divide-by-two member for scrambling the output signals of the divide-by-two member; and a write head connected to the output of the scrambler for recording the scrambled output signals.
REFERENCES:
patent: 3815122 (1974-06-01), Schwartz
Tercic Eduard J.
Verhoeckx Nicolaas A. M.
Briody Thomas A.
Canney Vincent P.
Cannon, Jr. James J.
U.S. Philips Corporation
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