Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11070313 | Staircase code decoding method and staircase code decoding apparatus | Junjie Yin, Weiming Wang, Erkun Sun | 2021-07-20 |
| 10862590 | Mixed signal pre-emphasis technique for optical transceivers | Hung-Chang Chien | 2020-12-08 |
| 10212010 | Unequally spaced pulse amplitude modulation scheme | Junwen Zhang, Jianjun Yu, Jianyang Shi | 2019-02-19 |
| 10135543 | Clock recovery method, device and system and computer storage medium | Yangzhong Yao, Yunpeng Li, Guohua Gu, Wei Ren | 2018-11-20 |
| 10090962 | In-band signaling for reconfiguring software defined optics | Zhensheng Jia, Hung-Chang Chien, Jianjun Yu | 2018-10-02 |
| 10027348 | Turbo product coded modulation | — | 2018-07-17 |
| 9948448 | Clock recovery method and device | Qun-Feng Liao, Weiqin Zhou | 2018-04-17 |
| 9929801 | Chromatic dispersion measurement method and device and digital coherent receiver | Yangzhong Yao, Yunpeng Li, Weiqin Zhou, Zhensheng Jia | 2018-03-27 |
| 9912414 | Iterative post-equalization for coherent optical receivers | Zhensheng Jia | 2018-03-06 |
| 9819419 | Maximum likelihood sequence estimation of Quadrature Amplitude Modulated signals | Zhensheng Jia, Jianjun Yu | 2017-11-14 |
| 9762351 | Statistics adaptive soft decision forward error correction in digital communication | Zhensheng Jia | 2017-09-12 |
| 9755763 | Adaptive post digital filter and inter-symbol interference equalizer for optical communication | Zhensheng Jia, Jianjun Yu | 2017-09-05 |
| 9329929 | Soft maximum likelihood sequence estimation in digital communication | Zhensheng Jia | 2016-05-03 |
| 9209900 | Method and apparatus for digital polarization scrambling in coherent optical communication systems employing both transmit and receive digital signal processing | — | 2015-12-08 |
| 8958515 | SerDes jitter tolerance BIST in production loopback testing with enhanced spread spectrum clock generation circuit | Ivan Chan, Liming Fang, Max J. Olsen | 2015-02-17 |
| 8948612 | System and method for generating soft decision reliability information from hard decisions in an optical signal receiver | Hussam G. Batshon | 2015-02-03 |
| 8805204 | Generating higher-level quadrature amplitude modulation (QAM) using a delay line interferometer and systems and methods incorporating same | Hongbin Zhang, Jin-Xing Cai, Yu Sun, Carl R. Davidson, Georg Heinrich Mohs | 2014-08-12 |
| 8732561 | System and method for forward error correction decoding using soft information | Jin-Xing Cai, Morten Nissov | 2014-05-20 |
| 8621307 | Soft decision threshold control in a signal receiver using soft decision error correction | Jerzy Domagala, Alexei N. Pilipetskii | 2013-12-31 |
| 8543882 | Joint carrier phase estimation and forward error correction | — | 2013-09-24 |
| 8483574 | Correlation-control QPSK transmitter | Hongbin Zhang, Yu Sun, Carl R. Davidson | 2013-07-09 |
| 8437644 | Vestigial phase shift keying modulation and systems and methods incorporating same | Hongbin Zhang, Carl R. Davidson, Jin-Xing Cai | 2013-05-07 |
| 8401400 | Detection of data in signals with data pattern dependent signal distortion | Morten Nissov, Alexei N. Pilipetskii | 2013-03-19 |
| 8401402 | Detection of data in signals with data pattern dependent signal distortion | Morten Nissov, Alexei N. Pilipetskii | 2013-03-19 |
| 8340530 | Local oscillator frequency offset compensation in a coherent optical signal receiver | — | 2012-12-25 |