Device and method of recording information on an optical disc

Details Device and method of recording information on an optical disc Device and method of recording information on an optical disc

2006-06-06

2006-06-06

Hindi, Nabil (Department: 2656)

Dynamic information storage or retrieval

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

Mechanism control by the control signal

C369S116000, C369S120000, C369S047530

Reexamination Certificate

active

07057989

ABSTRACT:
A device for recording information on an optical disc so as to improve the recording quality of the information when a recording operation has just started. The recording device includes a luminous element radiating a light for recording information on the optical disc; a radiation intensity controller constantly controlling an intensity of radiation of the light radiated by the luminous element; a constant outputting unit providing a constant energy to the luminous element; a selector selectively selecting one of the outputs of the intensity of radiation controller and the constant outputting unit; wherein, the selector selects the output from the constant outputting unit during a predetermined duration from a starting time of recording the information on the optical disc, and selects the output from the intensity of radiation controller afterward.

REFERENCES:
patent: 5751669 (1998-05-01), Shiratori
patent: 6061317 (2000-05-01), Shodo

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