Issued Patents All Time
Showing 51–75 of 107 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8923698 | Spectrum efficient optical transport system with superchannels | Tiejun J. Xia | 2014-12-30 |
| 8855494 | Multi-band reconfigurable optical add-drop multiplexer (ROADM) system | Tiejun J. Xia | 2014-10-07 |
| 8854321 | Methods and systems for facilitating data entry by way of a touch screen | Tiejun J. Xia | 2014-10-07 |
| 8811815 | Optical network testing | Tiejun J. Xia | 2014-08-19 |
| 8798458 | Systems, devices, and methods for evaluating a link status of a fiber-optic communication system | Nee-Ben Gee, Tiejun J. Xia | 2014-08-05 |
| 8792784 | Terrestrial optical fiber communication with added capacity | Tiejun J. Xia | 2014-07-29 |
| 8649683 | Light path characterization, traffic protection, and wavelength defragmentation | Tiejun J. Xia | 2014-02-11 |
| 8644710 | Optical transport having full and flexible bandwidth and channel utilization | Tiejun J. Xia | 2014-02-04 |
| 8630547 | Enhanced polarization mode dispersion of optical channels | Tiejun J. Xia | 2014-01-14 |
| 8630188 | Monitoring link aggregation links | Scott R. Kotrla, Howard Chiu, Donald Pitchforth, Jr., Michael U. Bencheck, Richard C. Schell +2 more | 2014-01-14 |
| 8625988 | Hybrid switch for optical networks | Tiejun J. Xia | 2014-01-07 |
| 8611752 | Method and system for optical communication | Tiejun J. Xia | 2013-12-17 |
| 8600235 | Network with sourceless clients | Tiejun J. Xia | 2013-12-03 |
| 8594500 | Connection loss scheme for fiber connections in optical communication system | Tiejun J. Xia, Danny Peterson | 2013-11-26 |
| 8591126 | Optical signal measurement device | Tiejun J. Xia, Timothy E. Lawter, Robert H. Mills, Gary E. Myrland | 2013-11-26 |
| 8565618 | Automatic wavelength configuration | Tiejun J. Xia | 2013-10-22 |
| 8565085 | Link aggregation | Scott R. Kotrla, Howard Chiu, Donald Pitchforth, Jr., Michael U. Bencheck, Richard C. Schell +2 more | 2013-10-22 |
| 8543012 | Compensating for end-to-end group delay ripples | Tiejun J. Xia | 2013-09-24 |
| 8523460 | Optical signal measurement devices | Tiejun J. Xia, Nee-Ben Gee | 2013-09-03 |
| 8521024 | Long reach optical network | Tiejun J. Xia | 2013-08-27 |
| 8488790 | Quantum key distribution system | Tiejun J. Xia, David Zhi Chen | 2013-07-16 |
| 8483562 | Method and apparatus for integrating automated switching in a passive optical network | Tiejun J. Xia | 2013-07-09 |
| 8452174 | Measuring differential group delay in an optical fiber | Tiejun J. Xia | 2013-05-28 |
| 8437262 | Disabled state and state signaling for link aggregation | Scott R. Kotrla, Howard Chiu, Donald Pitchforth, Jr., Michael U. Bencheck, Richard C. Schell +2 more | 2013-05-07 |
| 8433190 | Hot-swapping in-line optical amplifiers in an optical network | Tiejun J. Xia | 2013-04-30 |