Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9103658 | Optical navigation module with capacitive sensor | Jinghui Mu, Brett A. Spurlock, Yansun Xu, John Frame, KeCai Zeng | 2015-08-11 |
| 8669940 | Optical navigation system using a single-package motion sensor | Steven Sanders, John Frame, Yansun Xu | 2014-03-11 |
| 8547336 | Circuit and method for determining motion with redundant comb-arrays | Yansun Xu | 2013-10-01 |
| 8263921 | Processing methods for speckle-based motion sensing | Robert J. Lang, Yansun Xu, Jeffry C. Bailey | 2012-09-11 |
| 8031176 | Optical navigation system using a single-package motion sensor | Steven Sanders, John Frame, Yansun Xu | 2011-10-04 |
| 7884801 | Circuit and method for determining motion with redundant comb-arrays | Yansun Xu | 2011-02-08 |
| 7728816 | Optical navigation sensor with variable tracking resolution | Yansun Xu, Jahja I. Trisnadi, Clinton Carlisle | 2010-06-01 |
| 7492445 | Method and apparatus for robust velocity prediction | Yansun Xu | 2009-02-17 |
| 7297912 | Circuit and method for reducing power consumption in an optical navigation system having redundant arrays | Yansun Xu | 2007-11-20 |
| 7298460 | Method for determining motion using a velocity predictor | Yansun Xu | 2007-11-20 |
| 7250893 | Signal processing circuit and method for use with an optical navigation system | Douglas A. Webb | 2007-07-31 |
| 7248345 | Signal processing method for use with an optical navigation system | Yansun Xu | 2007-07-24 |
| 5586936 | Automated gaming table tracking system and method therefor | Michael J. Bennett, John Nino | 1996-12-24 |