METHOD AND DEVICE FOR DATA WRITING TO WRITABLE DISC AND RESPECTIVE WRITABLE DISC Russian patent published in 2008 - IPC G11B20/12 

Abstract RU 2329551 C2

FIELD: information technology.

SUBSTANCE: single-time writable disc has many update areas for writing updated information of a predefined type; it also has at least one main access information area (AIA) for writing the main access information (AI) which refers to the final update area among the mentioned array of the update areas, where the finally updated information is written; and at least one subordinate AIA for writing subordinate AI, which refers to the location of the finally updated information written in the final update area. The main AI is multiply written in the entire writing block in at least one of the mentioned main AIA. Besides, the AI includes the information on location of the mentioned array of the update areas, the information of the first flag, which refers to the final update area, and the information of the second flag, which refers to the location of the updated information written in the final update area.

EFFECT: reduction of the access time for reading the updated information required for the use of a single-time writable disc.

54 cl, 11 dwg

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RU 2 329 551 C2

Authors

Khvang Sung-Khee

Ko Dzung-Van

Dates

2008-07-20Published

2005-02-07Filed