Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12313751 | System and method for compensating for scintillation and for facilitation of long-baseline RTK | Yufeng Zhang | 2025-05-27 |
| 12210107 | Satellite navigation receiver for relative positioning with bias estimation | Michael A. Zeitzew, Min Wang, David S. Chiu | 2025-01-28 |
| 12099125 | Adaptive estimation of GNSS satellite biases | Yiquin Chen | 2024-09-24 |
| 12032077 | System and method for compensating for scintillation and for facilitation of long-baseline RTK | Yufeng Zhang | 2024-07-09 |
| 11808861 | Adaptive estimation of GNSS satellite biases | Yiqun Chen | 2023-11-07 |
| 11175414 | Satellite navigation receiver for relative positioning with bias estimation | Michael A. Zeitzew, Min Wang, David S. Chiu | 2021-11-16 |
| 11150352 | Method and system for providing satellite correction signal with warm start | Sonia U. Kuntz, Nirav R. Parikh, Junkun Wan | 2021-10-19 |
| 10809391 | Satellite navigation receiver and method for switching between real-time kinematic mode and precise positioning mode | F. Adhika Pradipta Lie, Michael A. Zeitzew, Yunfeng Shao | 2020-10-20 |
| 10802159 | Long term repeatability of determined position in GNSS navigation system | Yiqun Chen | 2020-10-13 |
| 10802160 | Rapid determination of precise position by aiding data | Soon Sik Hwang | 2020-10-13 |
| 10627528 | Satellite navigation receiver and method for switching between real-time kinematic mode and precise positioning mode | F. Adhika Pradipta Lie, Michael A. Zeitzew, Yunfeng Shao | 2020-04-21 |
| 10605926 | Satellite navigation receiver and method for switching between real-time kinematic mode and relative positioning mode | F. Adhika Pradipta Lie, Michael A. Zeitzew, Yunfeng Shao | 2020-03-31 |
| 10564294 | Navigation satellite wide-lane bias determination and over-range adjustment system and method | Yiqun Chen, Yujie Zhang | 2020-02-18 |
| 10564293 | Navigation satellite orbit and low latency clock determination with wide-lane and narrow-lane bias corrections | Yujie Zhang, Yiqun Chen | 2020-02-18 |
| 10481275 | Long term repeatability of determined position in GNSS navigation system | Yiqun Chen | 2019-11-19 |
| 10422885 | Rapid recovery of precise position after temporary signal loss | Min Wang, Soon Sik Hwang | 2019-09-24 |
| 10393882 | Estimation of inter-frequency bias for ambiguity resolution in global navigation satellite system receivers | Yujie Zhang | 2019-08-27 |
| 10386496 | Navigation satellite orbit and clock determination with low latency clock corrections | Sonia U. Kuntz, Yiqun Chen, Yujie Zhang | 2019-08-20 |
| 10379225 | Satellite navigation receiver with improved ambiguity resolution | Michael A. Zeitzew | 2019-08-13 |
| 10338232 | Navigation satellite wide-lane bias determination system and method | Yujie Zhang, Yiqun Chen | 2019-07-02 |
| 10222483 | Satellite navigation receiver with improved ambiguity resolution | Michael A. Zeitzew | 2019-03-05 |
| 10222484 | Satellite navigation receiver with improved ambiguity resolution | Michael A. Zeitzew | 2019-03-05 |
| 10191157 | Precise low-latency GNSS satellite clock estimation | Sonia U. Kuntz, Yujie Zhang, Yiqun Chen | 2019-01-29 |
| 9846241 | Navigation system and method using RTK with data received from a mobile base station | Yunfeng Shao | 2017-12-19 |
| 9599721 | Method and system for estimating position with bias compensation | Chaochao Wang | 2017-03-21 |