Issued Patents All Time
Showing 25 most recent of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12293031 | Image sensing system control method and image sensing system | Zi Hao Tan | 2025-05-06 |
| 12236019 | Pointing method and pointing device | Zi Hao Tan, Joon Chok Lee | 2025-02-25 |
| 12229969 | Method and optical motion sensor capable of identifying false motion | Joon Chok Lee | 2025-02-18 |
| 11941886 | Object detection method and camera apparatus | Joon Chok Lee | 2024-03-26 |
| 11893753 | Security camera and motion detecting method for security camera | Joon Chok Lee, 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 | Joon Chok Lee, Wen-Han Yao | 2024-01-09 |
| 11785359 | Navigation device capable of estimating contamination and determining update threshold | Joon Chok Lee | 2023-10-10 |
| 11734912 | Computer readable recording medium which can be used to perform image quality improvement method and optical navigation method | Keng Yeen Lye | 2023-08-22 |
| 11582413 | Navigation device capable of estimating contamination and denoising image frame | Joon Chok Lee | 2023-02-14 |
| 11526221 | Navigation system, navigation device and operating method thereof | Keng Yeen Lye | 2022-12-13 |
| 11328499 | Navigation device with consistent output and 2-stage moving average filter thereof | Zi Hao Tan | 2022-05-10 |
| 11327550 | Sensor chip with reduced operation power | Joon Chok Lee | 2022-05-10 |
| 11301065 | Navigation system, navigation device and frame rate adjusting method thereof | Keng Yeen Lye | 2022-04-12 |
| 11249561 | Calculation method of correlation search window ignoring some pixel data and navigation device using the same | Rizal Jaffar | 2022-02-15 |
| 11128825 | Navigation device with adaptive fixed pattern noise update and operating method thereof | Joon Chok Lee | 2021-09-21 |
| 10969883 | Optical navigation device and system with changeable smoothing | Zi Hao Tan | 2021-04-06 |
| 10929701 | Navigation device with consistent output and 2-stage moving average filter thereof | Zi Hao Tan | 2021-02-23 |
| 10928931 | Navigation device with adjustable sample period | Joon Chok Lee | 2021-02-23 |
| 10866659 | Navigation device with low power consumption and operating method thereof | Zi Hao Tan | 2020-12-15 |
| 10852848 | Interactive system having angle snap | Joon Chok Lee | 2020-12-01 |
| 10795454 | Navigation device and calculation method of correlation search window thereof | Rizal Jaffar | 2020-10-06 |
| 10775868 | Navigation device with low power consumption | Joon Chok Lee | 2020-09-15 |
| 10613650 | Navigation device with fast frame rate upshift | Zi Hao Tan | 2020-04-07 |
| 10572033 | Mouse device and interactive system having angle snap | Joon Chok Lee | 2020-02-25 |
| 10509493 | Navigation device with low power consumption and operating method thereof | Zi Hao Tan | 2019-12-17 |