Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7349174 | Soft sensor for operating shock in a disc drive | Qiang Bi, Xiong Liu, Wen-Jun Cao, ChoonKiat Lim | 2008-03-25 |
| 7330328 | Random number generation using back electromotive force (BEMF) values | WenXiang Xie, Xiong Liu, WeiLoon Ng | 2008-02-12 |
| 6937427 | Method and apparatus for measuring the back EMF of a disc drive VCM | Xiong Liu, ChoonKit Lim, MuiChong Chai | 2005-08-30 |
| 6690534 | Method and apparatus for handling multiple resonance frequencies in disc drives using active damping | MingZhong Ding, YangQuan Chen, Wing Kong Chiang, KianKeong Ooi, BengWee Quak | 2004-02-10 |
| 6687065 | Resonance screen with varying frequency and controllable gain booster | MingZhong Ding, WeeMeng Yio, KianKeong Ooi, KokHoe Chia | 2004-02-03 |
| 6574067 | Optimally designed parsimonious repetitive learning compensator for hard disc drives having high track density | YangQuan Chen, MingZhong Ding, Lincheng Xiu, KianKeong Ooi | 2003-06-03 |
| 6437936 | Repeatable runout compensation using a learning algorithm with scheduled parameters | YangQuan Chen, KianKeong Ooi, Qiang Bi, KokHiang Cheong | 2002-08-20 |