Issued Patents All Time
Showing 76–100 of 157 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8718474 | Chromatic dispersion compensation using sign operations and lookup tables | Dayou Qian, Junqiang Hu, Yoshiaki Aono, Tsutomu Tajima | 2014-05-06 |
| 8699625 | Generalized OFDM (GOFDM) for ultra-high-speed serial optical transport networks | Ivan B. Djordjevic, Lei Xu | 2014-04-15 |
| 8699640 | Transmitter compensation in decoding of intensity modulated optical OFDM with direct detection | Junqiang Hu, Dung-Huy Han | 2014-04-15 |
| 8693890 | Look-up table and digital transmitter based architecture for fiber nonlinearity compensation | Dayou Qian | 2014-04-08 |
| 8660205 | Energy efficient constellation method and system | Ivan B. Djordjevic, Lei Xu | 2014-02-25 |
| 8654439 | Look-up table and digital transmitter based architecture for fiber nonlinearity compensation | Dayou Qian | 2014-02-18 |
| 8615171 | Computationally-efficient equalization in polmux OFDM transmission with direct detection via joint transmitter and receiver processing | Neda Cvijetic, Narayan Prasad, Dayou Qian | 2013-12-24 |
| 8611762 | System and method for frequency-domain chromatic dispersion and polarization mode dispersion compensation with time-domain channel estimation | Junqiang Hu | 2013-12-17 |
| 8611743 | Optical-layer traffic grooming in flexible optical networks | Philip Nan Ji, Dayou Qian, Ankitkumar Patel, Yoshiaki Aono | 2013-12-17 |
| 8600242 | Power optimization of optical receivers | Philip Nan Ji, Yoshiaki Aono, Kouichi Suzuki, Ezra Ip | 2013-12-03 |
| 8595585 | Reverse concatenated encoding and decoding | Ivan B. Djordjevic, Lei Xu | 2013-11-26 |
| 8589755 | Reduced-complexity LDPC decoding | Ivan B. Djordjevic, Lei Xu | 2013-11-19 |
| 8588135 | Integrated sensor networks with optical and wireless links | Chonggang Wang | 2013-11-19 |
| 8588623 | Coded polarization-multiplexed iterative polar modulation | Ivan B. Djordjevic, Lei Xu | 2013-11-19 |
| 8582769 | Secure communication over passive optical network (PON) with quantum encryption | Yi Zhao, Martin Roetteler, Lei Xu | 2013-11-12 |
| 8538278 | Superimposed training and digital filtering coherent optical receivers | Hussam G. Batshon, Lei Xu, Ivan B. Djordjevic | 2013-09-17 |
| 8538267 | ROADM transponder aggregator systems and methods of operation | Philip Nan Ji, Yoshiaki Aono | 2013-09-17 |
| 8515292 | Optimized normalized least mean square phase estimation | Lei Xu, Shaoling Zhang | 2013-08-20 |
| 8503879 | Hybrid optical/electrical switching system for data center networks | Lei Xu, Yueping Zhang, Atul Singh, Guofei Jiang | 2013-08-06 |
| 8503878 | Flow-subcarrier mapping in optical orthogonal frequency division multiplexing | Chonggang Wang, Wei Wei | 2013-08-06 |
| 8472813 | Computationally-efficient MIMO equalization algorithm for high-speed, real-time, adaptive polarization multiplexed (POLMUX) OFDM transmission with direct detection | Neda Cvijetic, Narayan Prasad, Dayou Qian | 2013-06-25 |
| 8463121 | Ultra wide-range frequency offset estimation for digital coherent optical receivers | Lei Xu, Shaoliang Zhang, Jianjun Yu | 2013-06-11 |
| 8386879 | GLDPC encoding with Reed-Muller component codes for optical communications | Ivan B. Djordjevic, Lei Xu, Milorad Cvijetic | 2013-02-26 |
| 8385439 | Polarization mode dispersion compensation in multilevel coded-modulation schemes using blast algorithm and iterative polarization cancellation | Ivan B. Djordjevic, Lei Xu | 2013-02-26 |
| 8379785 | Systems and methods for performing dynamic channel estimation | Junquiang Hu | 2013-02-19 |