Issued Patents All Time
Showing 26–50 of 107 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9791633 | Optical interface with traffic protection using multi-optical path photonic switch | Tiejun J. Xia | 2017-10-17 |
| 9762332 | High capacity transmission system with full nonlinear penalty cancellation | Tiejun J. Xia | 2017-09-12 |
| 9692544 | Method and apparatus for a reconfigurable optical add/drop module with loop-back functions | Tiejun J. Xia | 2017-06-27 |
| 9692503 | Network protection through excess directions of reconfigurable optical add/drop multiplexor (ROADM) | Tiejun J. Xia | 2017-06-27 |
| 9680564 | Protection in metro optical networks | Tiejun J. Xia | 2017-06-13 |
| 9668036 | Optical transmission system using optical frequency comb sources | Tiejun J. Xia | 2017-05-30 |
| 9608757 | Bi-directional optical transmission system with coherent detection | Tiejun J. Xia | 2017-03-28 |
| 9590736 | Using floating transport card for best effort traffic | Tiejun J. Xia | 2017-03-07 |
| 9571220 | Flexible channel coordination for multiple optical carrier optical networks | Tiejun J. Xia | 2017-02-14 |
| 9568698 | High density optical patch panel rack | Tiejun J. Xia | 2017-02-14 |
| 9520962 | Suspension of traffic re-routing during planned network interruption | Tiejun J. Xia | 2016-12-13 |
| 9417395 | Optical interface with traffic protection using multi-optical path photonic switch | Tiejun J. Xia | 2016-08-16 |
| 9391732 | Optical transport having full and flexible bandwidth and channel utilization | Tiejun J. Xia | 2016-07-12 |
| 9281904 | Active backplane designs | Tiejun J. Xia | 2016-03-08 |
| 9231727 | Identifying data streams in polarization multiplexed transmission | Tiejun J. Xia | 2016-01-05 |
| 9215006 | Apparatus and method for efficient optical loss measurement | Tiejun J. Xia | 2015-12-15 |
| 9203512 | Distinguishing light in single fiber transceivers | Tiejun J. Xia | 2015-12-01 |
| 9191110 | Reducing coherent noise in single fiber transceivers | Tiejun J. Xia | 2015-11-17 |
| 9136970 | Network protection against rogue transmitter | Tiejun J. Xia | 2015-09-15 |
| 9130691 | Optical burst switched network nodes | Tiejun J. Xia | 2015-09-08 |
| 9078053 | Communications system architecture and design | Tiejun J. Xia | 2015-07-07 |
| 9048995 | Method and system for low latency radio frequency wave transmission | Tiejun J. Xia | 2015-06-02 |
| 9020356 | Polarization multiplexed short distance connection | Tiejun J. Xia | 2015-04-28 |
| 9002196 | Self-healing repeater node | Tiejun J. Xia | 2015-04-07 |
| 8977135 | Free space optics broadband home network | Tiejun J. Xia | 2015-03-10 |