Issued Patents All Time
Showing 25 most recent of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12236019 | Pointing method and pointing device | Zi Hao Tan, Kevin Len-Li Lim | 2025-02-25 |
| 12229969 | Method and optical motion sensor capable of identifying false motion | Kevin Len-Li Lim | 2025-02-18 |
| 12175722 | Connected component analysis method which can reuse label | Zi Hao Tan | 2024-12-24 |
| 11965968 | Optical sensing system and optical sensing method | Zi Hao Tan, Keen-Hun Leong, Sai Mun Lee | 2024-04-23 |
| 11953371 | Optical sensor synchronizing to ambient light flicker and operating method thereof | Zi Hao Tan | 2024-04-09 |
| 11941886 | Object detection method and camera apparatus | Kevin Len-Li Lim | 2024-03-26 |
| 11893753 | Security camera and motion detecting method for security camera | Kevin Len-Li Lim, Zi Hao Tan, Ching-Geak Chan, Keen-Hun Leong | 2024-02-06 |
| 11871157 | Optical sensor device and calibration method capable of avoiding false motion alarm | Kevin Len-Li Lim, Wen-Han Yao | 2024-01-09 |
| 11869226 | Computer readable recording medium which can perform image pattern determining method | — | 2024-01-09 |
| 11785359 | Navigation device capable of estimating contamination and determining update threshold | Kevin Len-Li Lim | 2023-10-10 |
| 11582413 | Navigation device capable of estimating contamination and denoising image frame | Kevin Len-Li Lim | 2023-02-14 |
| 11422025 | Optical sensor capable of synchronizing to ambient light flicker | Zi Hao Tan | 2022-08-23 |
| 11327550 | Sensor chip with reduced operation power | Kevin Len-Li Lim | 2022-05-10 |
| 11128825 | Navigation device with adaptive fixed pattern noise update and operating method thereof | Kevin Len-Li Lim | 2021-09-21 |
| 11049264 | Marker detecting device and optical tracking device | Keen-Hun Leong, Yueh Mei Kim | 2021-06-29 |
| 10928931 | Navigation device with adjustable sample period | Kevin Len-Li Lim | 2021-02-23 |
| 10852848 | Interactive system having angle snap | Kevin Len-Li Lim | 2020-12-01 |
| 10775868 | Navigation device with low power consumption | Kevin Len-Li Lim | 2020-09-15 |
| 10572033 | Mouse device and interactive system having angle snap | Kevin Len-Li Lim | 2020-02-25 |
| 9933865 | Navigation device with adjustable sample period | Kevin Len-Li Lim | 2018-04-03 |
| 9874943 | Optical navigation device with enhanced tracking speed | Willie Song, Zi Hao Tan | 2018-01-23 |
| 9684384 | System and method for eliminating spurious motion of mouse | Rizal Jaffar, Kevin Len-Li Lim | 2017-06-20 |
| 9367148 | Selective frame rate switching | Kevin Len-Li Lim | 2016-06-14 |
| 9342158 | Sub-frame accumulation method and apparatus for keeping reporting errors of an optical navigation sensor consistent across all frame rates | Zi Hao Tan | 2016-05-17 |
| 9141204 | Dynamic scale for mouse sensor runaway detection | Zi Hao Tan | 2015-09-22 |