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Kechen Cheng
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Palo Alto, CA, US
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last 30 patents
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Patent Grant
Method and system for generating a center error signal in an optica...
Patent number
6,747,925
Issue date
Jun 8, 2004
ProMOS Technologies Inc.
Kechen Cheng
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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Patent Application
Method and system for generating a center error signal in an optica...
Publication number
20030099170
Publication date
May 29, 2003
Kechen Cheng
G11 - INFORMATION STORAGE
Information
Patent Application
Method and system for performing a track search in an optical stora...
Publication number
20030061000
Publication date
Mar 27, 2003
Kechen Cheng
G11 - INFORMATION STORAGE