Issued Patents All Time
Showing 51–75 of 104 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9712273 | Orbital angular momentum multiplexing for digital communication | Yuan Fang | 2017-07-18 |
| 9698914 | Recovering data from quadrature phase shift keying modulated optical signals | Junwen Zhang | 2017-07-04 |
| 9692548 | Techniques for blind equalization of high-order quadrature amplitude modulation signals | Zhensheng Jia, Hung-Chang Chien | 2017-06-27 |
| 9621270 | System and methods for fiber and wireless integration | — | 2017-04-11 |
| 9590833 | Reception of 2-subcarriers coherent orthogonal frequency division multiplexed signals | Fan Li | 2017-03-07 |
| 9584223 | Digital generation of multi-carrier optical signals | Hung-Chang Chien, Zhensheng Jia | 2017-02-28 |
| 9564976 | Blind equalization of dual subcarrier OFDM signals | Fan Li | 2017-02-07 |
| 9559784 | Optical communication based on polarization dependent coherent optical Nyquist frequency division multiplexing | Hung-Chang Chien, Ze Dong | 2017-01-31 |
| 9479247 | Methods and apparatus for pre and post equalization in optical communications systems | — | 2016-10-25 |
| 9479252 | Pre-equalization using phase correction | Ze Dong | 2016-10-25 |
| 9391731 | Nyquist wavelength division multiplexing system | Zhensheng Jia, Hung-Chang Chien | 2016-07-12 |
| 9369228 | Method and apparatus for heterodyne coherent detection | Ze Dong, Hung-Chang Chien | 2016-06-14 |
| 9369264 | Method and apparatus of algorithm for coherent receivers with M-QAM modulation format | — | 2016-06-14 |
| 9356702 | Flattened optical frequency-locked multi-carrier generation by one DML and one phase modulator | Ze Dong | 2016-05-31 |
| 9312979 | Channel estimation in optical communication based on orthogonal frequency division multiplexing | — | 2016-04-12 |
| 9294199 | Method for generating an optimized return-to-zero pulse shape against aggressive optical filtering and an optical transmitter implementing the method | Hung-Chang Chien, Ze Dong | 2016-03-22 |
| 9270513 | Method and apparatus for algorithm on flexible square-QAM coherent detection | Bo Huang | 2016-02-23 |
| 9264144 | Transmission and reception of quad-subcarrier orthogonal frequency division multiplexed signals | Fan Li | 2016-02-16 |
| 9225429 | Recovering data from quadrature phase shift keying modulated optical signals | Bo Huang | 2015-12-29 |
| 9225455 | Digital non-linear compensation in optical communication systems | Junwen Zhang | 2015-12-29 |
| 9209908 | System and method for heterodyne coherent detection with optimal offset | Ze Dong, Hung-Chang Chien | 2015-12-08 |
| 9209927 | Method and apparatus for generation of frequency- and phase-locked subcarrier | — | 2015-12-08 |
| 9143231 | Method and apparatus for optical wireless architecture | — | 2015-09-22 |
| 9106343 | Method and apparatus for performing temporal polarization interleaving in an optical transmitting system | Hung-Chang Chien, Ze Dong | 2015-08-11 |
| 9027971 | Over travel hood latch | Darek Barczynski, HongYing Wang, Dikran Ghorghorian | 2015-05-12 |