Issued Patents All Time
Showing 25 most recent of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12411005 | Optical encoding system with reduced total harmonic distortion | Meng-Yee Lim, Priscilla Tze-Wei Goh, Kuan-Choong Shim | 2025-09-09 |
| 12181313 | Light control circuit of optical encoder and operating method thereof | Kuan-Choong Shim | 2024-12-31 |
| 12174048 | Optical encoder with two index photodiodes having different width from position photodiodes | Kuan-Choong Shim | 2024-12-24 |
| 12025476 | Optical encoding system compensating assembly tolerance | Kuan-Choong Shim, Meng-Yee Lim, Priscilla Tze-Wei Goh | 2024-07-02 |
| 11994416 | Signal processing circuit of anti-pollution optical encoder | Kuan-Choong Shim, Priscilla Tze-Wei Goh, Meng-Yee Lim | 2024-05-28 |
| 11831320 | Optical encoder with reduced comparators | Swee-Lin Thor | 2023-11-28 |
| 11774269 | Light control circuit and frequency detector of optical encoder system, and operating method of frequency detector | Kuan-Choong Shim | 2023-10-03 |
| 11740108 | Anti-pollution optical encoder | Kuan-Choong Shim, Priscilla Tze-Wei Goh, Meng-Yee Lim | 2023-08-29 |
| 11709077 | Optical encoder with covered photo diode | Kuan-Choong Shim | 2023-07-25 |
| 11616503 | Optical encoder with interpolation circuit | Swee-Lin Thor | 2023-03-28 |
| 11371864 | Interpolation circuit of optical encoder | Swee-Lin Thor | 2022-06-28 |
| 11333532 | Light control circuit adapting to input signal frequency and operating method thereof | Kuan-Choong Shim | 2022-05-17 |
| 11237024 | Optical encoder with covered photo diode | Kuan-Choong Shim | 2022-02-01 |
| 11171584 | Interpolation circuit and motor driving circuit | Swee-Lin Thor | 2021-11-09 |
| 11108385 | Phase shifter circuit of optical encoder and operating method thereof | Chung Min Thor, Kuan-Choong Shim | 2021-08-31 |
| 11073413 | Optical encoder and interpolation circuit and operating method thereof | Swee-Lin Thor | 2021-07-27 |
| 10728972 | Light control circuit and optical encoder system | Kuan-Choong Shim | 2020-07-28 |
| 10462869 | Light control circuit and optical encoder system | Kuan-Choong Shim | 2019-10-29 |
| 10187948 | Light control circuit and optical encoder system | Kuan-Choong Shim | 2019-01-22 |
| 8890045 | Optical encoder with a current regulating circuit for a light emitter | Kheng Hin Toh | 2014-11-18 |
| 8841600 | Hysteresis-compensating interpolation circuits in optical encoders | Chung Min Thor, Weng Chong Sam | 2014-09-23 |
| 8835832 | Optical encoder with signal offset correction system | Kheng Hin Toh | 2014-09-16 |
| 8330098 | High resolution, high speed, miniaturized optical encoder | Chung Min Thor | 2012-12-11 |
| 8097842 | High resolution single track optical encoder | Chung Min Thor, Chee Wai Ng | 2012-01-17 |
| 8067992 | Temperature compensation circuit and method | Alex Jianzhong Chen, Tong Tee Tan, Kok Chin Pan | 2011-11-29 |