Issued Patents All Time
Showing 26–50 of 115 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11249251 | Variable bandwidth microring optical filter device and method with frequency tuning | Yang Ren, Vien Van | 2022-02-15 |
| 11190272 | Method and apparatus for evaluating nonlinear impairment of an optical fiber link | — | 2021-11-30 |
| 11153012 | Systems and methods in an optical network | Xuefeng Tang, Junho Chang | 2021-10-19 |
| 11108463 | Method and system to determine path and path disjointness in optical communication networks | Ali SALEHIOMRAN, Yasser CHINIFOROOSHAN | 2021-08-31 |
| 11061113 | Method and apparatus for object detection system | Ali Ahmed Ali MASSOUD, Hongbiao GAO | 2021-07-13 |
| 11057142 | Method and system to estimate SRS induced gain change in optical communication networks | — | 2021-07-06 |
| 11050487 | Method and apparatus for laser frequency control | Xuefeng Tang, Haitao Sun | 2021-06-29 |
| 10979167 | Systems and method of multi-laser wavelength control | — | 2021-04-13 |
| 10965371 | Optical performance monitoring based on fast bit error rate (BER) statistics | Ali SALEHIOMRAN | 2021-03-30 |
| 10938484 | Monitoring performance of optical network using low-power gaps and a pilot tone | Xuefeng Tang | 2021-03-02 |
| 10727937 | Multi-layer encoding of optical signals | Ali SALEHIOMRAN | 2020-07-28 |
| 10701465 | Wide passband wavelength selective switch | — | 2020-06-30 |
| 10673528 | Methods and apparatuses for controlling optical signals in optical networks | Chuandong Li, Zhuhong Zhang | 2020-06-02 |
| 10659153 | Method for measuring dispersion coefficient of optical fiber and network device | Jian Zhong, Rui He | 2020-05-19 |
| 10644289 | Battery separators comprising inorganic particles | — | 2020-05-05 |
| 10630416 | System and method for optical channel reconfiguration | Yuren You | 2020-04-21 |
| 10630413 | Optical communications system with centralized wavelength source | — | 2020-04-21 |
| 10574382 | Low cost intensity-modulated direct-detection (IMDD) optical transmitter and receiver | Xuefeng Tang, Zhuhong Zhang | 2020-02-25 |
| 10574351 | Monitoring performance of optical network equipment using pilot tones | — | 2020-02-25 |
| 10554299 | Method and apparatus for characterizing a dispersion of an optical medium | — | 2020-02-04 |
| 10530516 | Method and system for controlling channel replacement and spectral occupancy | — | 2020-01-07 |
| 10523315 | Systems and method of multi-band pilot tone based optical performance monitoring | — | 2019-12-31 |
| 10509185 | Optical connector with photodetector, adaptor for optical connector, and system | Suet Yuen | 2019-12-17 |
| 10511382 | Dynamic monitoring and calibration of nodes in an optical networking device | Mohammad Mehdi Mansouri Rad, Hamid Mehrvar, Eric Bernier | 2019-12-17 |
| 10506311 | System and method for optical network | Chen Chen, Zhuhong Zhang, Chuandong Li | 2019-12-10 |