Inventor · disambiguated record
Chih-Hsien Kao
Also filed as: KAO CHIH-HSIEN
5 granted patents·2 pending applications·54 citations·filing 1998–2007
77Inventor score
Top patents by PatentIndex Score
7 records- 0168US6154424AControl device of a pickup head for locating the track positionMEDIATEK INC·Filed 1998·Granted Nov 28, 2000·25 cites·9 claims
- 0267US6157601AAuto gain adjustment apparatus and method for focusing and tracking control of the optical pickup of an optical disc driveMEDIA TEK INC·Filed 1998·Granted Dec 5, 2000·24 cites·10 claims
- 0359US7263041B2Method for measuring a tilt control value of a pickup head in an optical disk driveMEDIATEK INC·Filed 2004·Granted Aug 28, 2007·4 cites·7 claims
- 0454US2008019236A1Method for measuring a tilt control value of a pickup head in an optical disk driveMEDIATEK INC·Filed 2007·Application pending·0 cites
- 0540US7266059B2Method for calibrating tilt control values of a pickup head in real timeMEDIATEK INC·Filed 2004·Granted Sep 4, 2007·0 cites·9 claims
- 0637US2005117473A1Method for calibrating a tilt angle of pickup head using a focus signalFiled 2004·Application pending·0 cites
- 0729US7088228B2Safety warning light device for vehicleKAO CHIH HSIEN·Filed 2004·Granted Aug 8, 2006·1 cites·5 claims
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