Inventor · disambiguated record
Yi-Chung Chan
Also filed as: CHAN YI-CHUNG
10 granted patents·3 pending applications·122 citations·filing 2001–2006
87Inventor score
Top patents by PatentIndex Score
13 records- 0194US6452883B2Method and apparatus applied in an optical storage device for estimating radial speed of discVIA TECH INC·Filed 2001·Granted Sep 17, 2002·83 cites·15 claims
- 0282US6606283B2Long seeking method used in an optical disk driveVIA TECH INC·Filed 2002·Granted Aug 12, 2003·19 cites·18 claims
- 0366US6728184B2Method and device of determining the slice level of the radio frequency ripple signal in an optical storage deviceVIA TECH INC·Filed 2001·Granted Apr 27, 2004·7 cites·6 claims
- 0458US6757226B2Method for reducing the turn-back of the track-seeking control in an optical storage device and apparatus thereofVIA TECH INC·Filed 2001·Granted Jun 29, 2004·4 cites·14 claims
- 0557US7301871B2Method and device for detecting the signal on a disc having a defect by utilizing an RF signal and its derivativesVIA TECH INC·Filed 2004·Granted Nov 27, 2007·3 cites·14 claims
- 0657US6680881B2Method for deciding the direction of pick-up head of disk driver while crossing tracksVIA TECH INC·Filed 2002·Granted Jan 20, 2004·4 cites·8 claims
- 0747US2006198268A1Discrimination method of optical storage mediumCHAN YI-CHUNG·Filed 2006·Application pending·0 cites
- 0846US7106670B2Method and apparatus for long seeking control of pickup headVIA TECH INC·Filed 2002·Granted Sep 12, 2006·1 cites·18 claims
- 0940US7046602B2Process for computing eccentric amount of disk upon rotatingVIA OPTICAL SOLUTION INC·Filed 2002·Granted May 16, 2006·0 cites·13 claims
- 1037US7843786B2Discrimination method of optical storage mediumCHAN YI-CHUNG·Filed 2003·Granted Nov 30, 2010·0 cites·17 claims
- 1137US7061203B2Method and related apparatus for controlling calibration of a stepping motorVIA TECH INC·Filed 2004·Granted Jun 13, 2006·1 cites·18 claims
- 1236US2002136105A1Method for track locking in an optical disc driveFiled 2002·Application pending·0 cites
- 1336US2003002403A1Bandwidth control circuit and method for track-crossing signals used in optical storage driveFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →