Apparatus for enhancing the playback signal in an optical data r

Details Apparatus for enhancing the playback signal in an optical data r Apparatus for enhancing the playback signal in an optical data r

1982-12-20

1985-10-22

Richardson, Robert L.

Dynamic information storage or retrieval

Control of storage or retrieval operation by a control...

Mechanism control by the control signal

369 59, 369 76, 369107, G11B 700

Patent

active

045492883

ABSTRACT:
Optical data recording apparatus which enhances a playback signal by comparing the lengths of the lands on a recording medium with the lengths of the pits on it and changes the playback signal to represent equality between such lengths.

REFERENCES:
patent: 3988531 (1976-10-01), Laub
patent: 4142208 (1979-02-01), Oprandi et al.
patent: 4225873 (1980-09-01), Winslow
patent: 4397011 (1983-08-01), Ogawa

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