Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9575256 | Optical reflector based on a directional coupler and a coupled optical loop | Guoliang Li, Xuezhe Zheng, Ashok V. Krishnamoorthy | 2017-02-21 |
| 9535308 | Enhanced optical modulation using slow light | Guoliang Li, Ashok V. Krishnamoorthy, Xuezhe Zheng, John E. Cunningham | 2017-01-03 |
| 9519163 | Tunable silicon grating couplers | Xuezhe Zheng, Jin Yao, Guoliang Li, John E. Cunningham, Ashok V. Krishnamoorthy | 2016-12-13 |
| 9429812 | Optical reflector based on a directional coupler and a coupled optical loop | Guoliang Li, Xuezhe Zheng, Ashok V. Krishnamoorthy | 2016-08-30 |
| 9369201 | Integrated multi-channel wavelength monitor | Xuezhe Zheng, Ashok V. Krishnamoorthy, Guoliang Li | 2016-06-14 |
| 9310562 | Wavelength-locking a ring-resonator filter | Xuezhe Zheng, Guoliang Li, Ashok V. Krishnamoorthy | 2016-04-12 |
| 9285539 | Polarization-insensitive silicon-phototonic optical receiver | Xuezhe Zheng, Ashok V. Krishnamoorthy, Guoliang Li | 2016-03-15 |
| 9176280 | Optical reflector based on a directional coupler and a coupled optical loop | Guoliang Li, Xuezhe Zheng, Ashok V. Krishnamoorthy | 2015-11-03 |
| 9176291 | Grating coupler for inter-chip optical coupling | Guoliang Li, Xuezhe Zheng, John E. Cunningham, Ashok V. Krishnamoorthy | 2015-11-03 |
| 9052447 | Optical device with echelle grating and wavefront tailoring | Ashok V. Krishnamoorthy, Xuezhe Zheng, Guoliang Li | 2015-06-09 |
| 8988770 | Hybrid optical source with semiconductor reflector | Xuezhe Zheng, Ashok V. Krishnamoorthy, Ivan Shubin, John E. Cunningham, Guoliang Li | 2015-03-24 |
| 8969788 | Self-registered comb laser source | Xuezhe Zheng, Ashok V. Krishnamoorthy | 2015-03-03 |
| 8885996 | Optical device with a CMOS-compatible echelle grating | Guoliang Li, Xuezhe Zheng, Ashok V. Krishnamoorthy | 2014-11-11 |
| 8873961 | Echelle grating with cyclic free-spectral range | Xuezhe Zheng, Guoliang Li, Kannan Raj, Ashok V. Krishnamoorthy | 2014-10-28 |
| 8737846 | Dynamic-grid comb optical source | Xuezhe Zheng, Guoliang Li, Ashok V. Krishnamoorthy | 2014-05-27 |