Dynamic information storage or retrieval – Control of storage or retrieval operation by a control... – Mechanism control by the control signal
Patent
1994-08-30
1996-04-09
Epps, Georgia Y.
Dynamic information storage or retrieval
Control of storage or retrieval operation by a control...
Mechanism control by the control signal
369 48, 369 4437, 369124, 369 58, 369 59, G11B 700
Patent
active
055068251
ABSTRACT:
An optical disk is divided in a radial direction into an inner area and an outer area each having formed therein spiral or concentric tracks each having a sector which has an address area, an audio signal recording area and a video signal recording area. A specific unit of audio signal and a specific unit of video signal are divided into a plurality of audio blocks and a plurality of video blocks, respectively. Each of the audio blocks and the video blocks are separated into a first group and a second group. The audio blocks and video blocks in the first group are respectively recorded into the audio signal recording area and the video signal recording area in a sector in the inner area, and the audio blocks and video blocks in the second group are respectively recorded into the audio signal recording area and the video signal recording area in a sector in the outer area.
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Gushima Toyoji
Kobayashi Yoshiharu
Edun Muhammad N.
Epps Georgia Y.
Matsushita Electric - Industrial Co., Ltd.
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