Method and apparatus for optically reading digital data inscribe

Details Method and apparatus for optically reading digital data inscribe Method and apparatus for optically reading digital data inscribe

1980-11-26

1983-11-15

Faber, Alan

Dynamic information storage or retrieval

With servo positioning of transducer assembly over track...

Optical servo system

369100, 369 97, 250202, 250236, G11B 700, G11B 2110

Patent

active

044160011

ABSTRACT:
Data recorded in non-parallel arcuate paths on a data carrier are read with a laser beam which rotates relative to the data record.

REFERENCES:
patent: 3387295 (1968-06-01), De Moss
patent: 3564120 (1971-02-01), Taylor
patent: 3765743 (1973-10-01), Reaves
patent: 3898629 (1975-08-01), Westerberg
patent: 3963863 (1976-06-01), Malissin
patent: 4136261 (1979-01-01), Wada
patent: 4163600 (1979-08-01), Russell
Laser Focus; Aug., 1979; pp. 30, 32, 34.

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