Dynamic information storage or retrieval – Information location or remote operator actuated control – Selective addressing of storage medium
Patent
1990-02-06
1993-01-05
McElheny, Jr., Donald
Dynamic information storage or retrieval
Information location or remote operator actuated control
Selective addressing of storage medium
369 48, 360 121, G11B 1722
Patent
active
051777207
ABSTRACT:
An optical disc recording system for recording data on a writable type optical disc comprises a data signal forming circuit which causes, when program information is recorded program by program separately and with interruption and table-of-contents (TOC) information is recorded later, information at a part-of-the-way or intermediate position (intermediate information) among position information necessary for producing the TOC information to be recorded, during each interruption, at a position inside of a TOC area on an optical disc and causes this intermediate information to be read out when writing of program information is resumed for later utilization for generation of the TOC information thereby to shorten time required for generation of the TOC information.
REFERENCES:
patent: 4931927 (1990-06-01), Ishiwata et al.
patent: 4996678 (1991-02-01), Maeda
Chevalier Robert
McElheny Jr. Donald
Yamaha Corporation
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