DATA MEDIUM, METHOD AND RECORDING DEVICE OR/AND DATA REPRODUCTION Russian patent published in 2008 - IPC G11B7/07

Abstract RU 2327231 C2

FIELD: information technologies.

SUBSTANCE: invention relates data media. In particular, it relates data media which have two layers of data storage. Each layer includes optimal power control domain, receiving optimal record condition, and buffer domain, located at least on one side of each optimum power control domain. Optimum power control domain in adjoining information storage layers is located at different radii of data medium.

EFFECT: elimination of data record influence of one layer on another.

20 cl, 11 dwg

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RU 2 327 231 C2

Authors

Li Kiung-Geun

Ko Dzung-Van

Dates

2008-06-20—Published

2004-06-11—Filed