Method for transmitting a write strategy to a laser driver

Details Method for transmitting a write strategy to a laser driver Method for transmitting a write strategy to a laser driver

2006-10-10

2010-12-07

Chow, Van N (Department: 2627)

Dynamic information storage or retrieval

Control of storage or retrieval operation by a control...

Mechanism control by the control signal

C369S044130, C369S047530

Reexamination Certificate

active

07848195

ABSTRACT:
The invention relates to a method for transmitting a write strategy to a laser driver, and to a pickup and an apparatus for writing to or reading from and writing to optical recording media using such method.According to the invention, the method has the steps of:transmitting an encrypted write strategy to the laser driver; anddecrypting the transmitted write strategy with a decryption key stored in a first memory of the laser driver.

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Patent Abstracts o Japan vol. No. 2003, No. 12, Dec. 5, 2003 JP 2005 004888 A (Shinano Kenshi Co. Ltd.), Jan. 6, 2005 the whole document.

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