Optical information recording medium, and audio and video inform

Details Optical information recording medium, and audio and video inform Optical information recording medium, and audio and video inform

1992-12-02

1994-12-20

Dzierzynski, Paul M.

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

3692753, 358342, G11B 726

Patent

active

053751116

ABSTRACT:
An optical disk for recording audio and video information in unit of field or sector has a recording format that provides an area for recording all audio information to be recorded in each unit immediately after an area used to set the power of the optical beam to a desired level. Also, an audio and video information recording method using the optical disk having the recording format mentioned above is disclosed. According to this method, after-recording of audio information is made at a desired level of the power of the optical beam.

REFERENCES:
patent: 5166804 (1992-11-01), Takahashi
patent: 5218450 (1993-06-01), Nagai et al.
patent: 5233478 (1993-08-01), Kanota
patent: 5262877 (1993-11-01), Otsuka

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