Issued Patents All Time
Showing 25 most recent of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407303 | Method and system for pre-compensating non-linear distortion in data samples | Jianhong Ke, Xuefeng Tang | 2025-09-02 |
| 12388526 | Method and system for compressing and employing pattern dependent look-up table | Jianhong Ke, Hongliang Li, Xuefeng Tang | 2025-08-12 |
| 12388457 | Method and apparatus for low-complexity symbol-rate receiver digital signal processing | Jianhong Ke, Zilong He | 2025-08-12 |
| 12003275 | Clock synchronization apparatus, optical transmitter, optical receiver, and clock synchronization method | Jun Chen, Zhuhong Zhang, Jin-Guang Wan, Zhikui Yong | 2024-06-04 |
| 11770276 | Systems and methods for compensating polarization dependent loss (PDL) in dual polarized communication network | Ahmed Mohamed Medra, Hossein Najafi, Ali Bakhshali, Jin Wang, Zhuhong Zhang | 2023-09-26 |
| 11621794 | Systems and methods for processing a subcarrier-multiplexed signal | — | 2023-04-04 |
| 11581951 | Apparatuses and methods of far-end transmitter skew monitoring in digital subcarrier multiplexing systems | Wing Chau Ng, Xuefeng Tang | 2023-02-14 |
| 11558115 | System and method for interference cancellation in optical transmission | Jeebak Mitra, Mrinmoy Jana, Lutz Hans-Joachim Lampe, Jin Wang | 2023-01-17 |
| 11489595 | System and method for single-stage frequency-domain equalization | Jianhong Ke | 2022-11-01 |
| 11451329 | Method and apparatus of low-complexity pattern dependent lookup table pre-compensation | Jianhong Ke, Xuefeng Tang | 2022-09-20 |
| 11108599 | Method and apparatus for frequency domain equalization with low complexity and loop delay | Jianhong Ke | 2021-08-31 |
| 11038598 | Method and apparatus for transmit/receive radio frequency crosstalk compensation in a photonic integrated circuit | Jianhong Ke | 2021-06-15 |
| 10686547 | Hybrid digital multi-band optical receiver and transmitter | Zhuhong Zhang | 2020-06-16 |
| 10680718 | Trellis based processing for robust digital multiband transmission | Mahdi Zamani, Jeebak Mitra, Hossein Najafi, Zhuhong Zhang | 2020-06-09 |
| 10673528 | Methods and apparatuses for controlling optical signals in optical networks | Zhiping Jiang, Zhuhong Zhang | 2020-06-02 |
| 10505768 | Partially disjoint equalization and carrier recovery | Nash'at Abughalieh, Syed Faisal Ali Shah | 2019-12-10 |
| 10506311 | System and method for optical network | Zhiping Jiang, Chen Chen, Zhuhong Zhang | 2019-12-10 |
| 10298323 | Generating a pilot tone for an optical telecommunications system | Zhiping Jiang, Zhuhong Zhang | 2019-05-21 |
| 10187155 | Optical transceiver, communication system, and adaptive frequency control method | Zhiping Jiang, Zhuhong Zhang, Xuefeng Tang | 2019-01-22 |
| 9998274 | Method and apparatus for robust clock recovery in coherent optical systems | Mahdi Zamani, Mehdi Torbatian, Jeebak Mitra, Zhuhong Zhang | 2018-06-12 |
| 9929805 | Generating a pilot tone for an optical telecommunications system | Zhiping Jiang, Zhuhong Zhang | 2018-03-27 |
| 9871597 | Apparatus and method for blind LOFO estimation in coherent optical receiver | Mohsen Nader Tehrani, Syed Faisal Ali Shah, Zhuhong Zhang | 2018-01-16 |
| 9813087 | Clock tone power boosting | Mehdi Torbatian, Zhuhong Zhang | 2017-11-07 |
| 9800348 | Chromatic dispersion estimation for digital coherent optical receivers | Mahdi Zamani, Zhuhong Zhang | 2017-10-24 |
| 9787408 | Apparatus and method for unified mitigation of correlative additive and multiplicative noise | Mahdi Zamani, Jeebak Mitra, Zhuhong Zhang, Hossein Najafi, Demin Yao | 2017-10-10 |