Optical information processing method and apparatus therefor
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United States of America Patent
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Sep 23, 1986
Grant Date -
N/A
app pub date -
Aug 8, 1983
filing date -
Aug 12, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An optical information processing method and an apparatus therefor for information recording on or information readout from a recording medium by converging a light beam onto the recording medium, in which the wave form equalization characteristic of the signal upon information recording or information readout is controlled in accordance with the information on the state of focus of the light beam on the recording medium.
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