Issued Patents All Time
Showing 26–50 of 157 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9166728 | Nonbinary LDPC coded modulation without bandwidth expansion for high-speed optical transmission | Ivan B. Djordjevic, Lei Xu | 2015-10-20 |
| 9161107 | Switching for a MIMO-OFDM based flexible rate intra-data center network | Philip Nan Ji | 2015-10-13 |
| 9160480 | Symmetric coherent OFDMA-PON configuration with low-speed ONU-side | Neda Cvijetic, Milorad Cvijetic, Ming-Fang Huang, Ezra Ip | 2015-10-13 |
| 9146359 | Optical dispersion compensation module using fiber Bragg grating with multiple degrees of freedom for the optical field | Fatih Yaman, Eduardo Mateo, Lei Xu, Shaoliang Zhang | 2015-09-29 |
| 9131289 | Software-defined optical network | Neda Cvijetic, Maria Ioanna Angelou, Ankitkumar Patel, Milorad Cvijetic, Philip Nan Ji | 2015-09-08 |
| 9130679 | Polarization-switched differential ternary phase-shift keying | Ezra Ip, Fatih Yaman, Lei Xu, Yoshihisa Inada, Takaaki Ogata +1 more | 2015-09-08 |
| 9124326 | Look-up table based digital filter array using digital transmitter | Dayou Qian, Eduardo Mateo Rodriquez | 2015-09-01 |
| 9124369 | Multi-direction variable optical transceiver | Philip Nan Ji, Yoshiaki Aono | 2015-09-01 |
| 9094148 | Adaptive optical amplifier for WDM systems | Philip Nan Ji, Junqiang Hu | 2015-07-28 |
| 9094125 | Multidimensional coded-modulation for high-speed optical transport over few-mode fibers | Ivan B. Djordjevic, Lei Xu | 2015-07-28 |
| 9077484 | Generation of polarization-alternated QPSK format | Shaoliang Zhang, Fatih Yaman, Yoshihisa Inada, Takaaki Ogata, Yasuhiro Aoki | 2015-07-07 |
| 9071383 | Modified orthogonal polynomials based hybrid coded-modulation for multi-Tb/second optical transport | Ivan B. Djordjevic | 2015-06-30 |
| 9059888 | MIMO-OFDM-based flexible rate intra-data center network | Philip Nan Ji, Yoshiaki Aono | 2015-06-16 |
| 9036723 | Full-range pilot-assisted frequency offset estimation for OFDM communication systems | Shaoliang Zhang | 2015-05-19 |
| 9036992 | LDPC-coded modulation for ultra-high-speed optical transport in the presence of phase noise | Ivan B. Djordjevic | 2015-05-19 |
| 9025467 | Hitless protection for traffic received from 1+1 protecting line cards in high-speed switching systems | Junqiang Hu, Philip Nan Ji, Yoshiaki Aono | 2015-05-05 |
| 9014568 | Next generation optical access network with centralized digital OLT | Dayou Qian | 2015-04-21 |
| 9002195 | Solution for hitless protection in high-speed OTN framer and front-end | Junqiang Hu, Philip Nan Ji, Yoshiaki Aono | 2015-04-07 |
| 9002204 | 1 Tb/s converged optical metro-access transmission based on wavelength division multiplexed orthogonal frequency division multiple access passive optical network (WDM-OFDMA-PON) | Neda Cvijetic, Milorad Cvijetic | 2015-04-07 |
| 8995832 | Transponder Aggregator-based optical loopback in a MD-ROADM | Philip Nan Ji, Yoshiaki Aono | 2015-03-31 |
| 8977121 | Spatial domain based multi dimensional coded modulation for multi Tb per second serial optical transport networks | Ivan B. Djordjevic, Lei Xu | 2015-03-10 |
| 8958291 | Data routing in hybrid wireless communication networks | Lusheng Ji, Chonggang Wang | 2015-02-17 |
| 8953939 | Variable bit-rate QPSK transmitter and method employing polarization manipulation | Shaoliang Zhang, Dayou Qian, Junqiang Hu, Lei Xu | 2015-02-10 |
| 8923457 | Method and system for pilot-based time domain phase noise mitigation for coherent receiver | Dayou Qian | 2014-12-30 |
| 8917998 | Polarization switching for optical fiber communications | Shaoliang Zhang, Lei Xu, Junqiang Hu, Fatih Yaman, Yoshihisa Inada +2 more | 2014-12-23 |