Patent · US Active

Advanced high density data write strategy

US7489609B2 · kind B2 · utility

0Cited by

21References

19Claims

0Family size

Assignee

LSI Logic Corporation · US

Inventors

Kunjithapatham Balasubramanian · Emeryville, US
Hans Henry Hieslmair · Oakland, US
Raghuram Narayan · Fremont, US
Judith C. Powelson · Alameda, US
Jason M. Stinebaugh · Berkeley, US
David Warland · Davis, US
Ting Zhou · Shanghai, CN

Key dates

Filing date	Sep 4, 2007
Grant date	Feb 10, 2009
Priority date	—
Expiry date	Sep 4, 2027

Classification

Technology area (CPC G)Physics
CPC primaryG11B7/24088
WIPO fieldAudio-visual technology
WIPO sectorElectrical engineering

Abstract

A method of writing a mark to an optical disc includes receiving data to be written and generating a control signal for a laser pulse having a melt period that transitions to a growth period wherein the melt period is characterized by a melt power and the growth period is characterized by a growth power.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.