YC

Yi-Chung Chan

VT Via Technologies: 8 patents #72 of 1,108Top 7%
VS Via Optical Solution: 1 patents #7 of 18Top 40%
Overall (All Time): #520,446 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7843786 Discrimination method of optical storage medium 2010-11-30
7301871 Method and device for detecting the signal on a disc having a defect by utilizing an RF signal and its derivatives Yi-Lin Lai 2007-11-27
7106670 Method and apparatus for long seeking control of pickup head Kuo-Hua Liao 2006-09-12
7061203 Method and related apparatus for controlling calibration of a stepping motor Jacky Lee, Alex Lin 2006-06-13
7046602 Process for computing eccentric amount of disk upon rotating 2006-05-16
6757226 Method for reducing the turn-back of the track-seeking control in an optical storage device and apparatus thereof 2004-06-29
6728184 Method and device of determining the slice level of the radio frequency ripple signal in an optical storage device 2004-04-27
6680881 Method for deciding the direction of pick-up head of disk driver while crossing tracks Chih-Yang Liaw 2004-01-20
6606283 Long seeking method used in an optical disk drive 2003-08-12
6452883 Method and apparatus applied in an optical storage device for estimating radial speed of disc 2002-09-17