Recording medium capable of recording a first data-type and a se

Details Recording medium capable of recording a first data-type and a se Recording medium capable of recording a first data-type and a se

1997-06-06

1998-09-08

Huber, Paul W.

Dynamic information storage or retrieval

Condition indicating, monitoring, or testing

Including radiation storage or retrieval

369 32, G11B 390

Patent

active

058055509

ABSTRACT:
The present invention relates to a recording medium recorded with audio data and general data (including image data for computers and character data) mixed together, provided with data for each control region, where by providing a special simple control region, editing of complicated control regions does not have to be carried out and a memory region is not necessary as a working region for editing.
The present invention also provides a playback device where playback can be achieved without mixing the simple control region with the control region for the audio and general data and, by also recording copy-protection information at the simple control region, a playback operation from a recording medium which has been copied illegally will not be possible.
The present invention further relates to a recording device a recording device for updating each control region while data updating is being carried out at the recording medium.

REFERENCES:
patent: 4893193 (1990-01-01), Nakamura et al.
patent: 5303219 (1994-04-01), Kulakowski et al.
patent: 5349657 (1994-09-01), Lee
patent: 5428598 (1995-06-01), Veldhuis et al.
patent: 5499224 (1996-03-01), Sanada

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