Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12388465 | Method and apparatus for determining bit-error rate in a data channel | Davide Visani, Min Wu | 2025-08-12 |
| 11876532 | Method and apparatus for determining bit-error rate in a data channel | Davide Visani, Min Wu | 2024-01-16 |
| 9025969 | Method with improved phase robustness in coherent detected optical system | Chuandong Li, Zhuhong Zhang, Yi Cai, Fei Zhu | 2015-05-05 |
| 8738956 | Method and apparatus for updating a fractional time interval using time-domain interpolators in optical communications | Chuandong Li, Zhuhong Zhang, Fei Zhu, Yu Sheng Bai | 2014-05-27 |
| 8391726 | Method and apparatus for frame detection and polarization separation | Zhuhong Zhang, Chuandong Li, Fei Zhu, Yu Sheng Bai | 2013-03-05 |
| 8149904 | Asymmetric digital subscriber line modem apparatus and methods therefor | Gregory H. Efland, Haixiang Liang, Kevin H. Peterson, Alan Corry, Nino P. Ferrario +8 more | 2012-04-03 |
| 7957308 | Selectable training signals based on stored previous connection information for DMT-based system | — | 2011-06-07 |
| 7187696 | Selectable training signals based on stored previous connection information for DMT-based system | — | 2007-03-06 |
| 7146391 | Method and system for implementing SLICE instructions | Gregory H. Efland, Haixiang Liang | 2006-12-05 |
| 6922397 | Selectable training signals based on stored previous connection information for DMT-based system | — | 2005-07-26 |
| 6438158 | Method and apparatus for implementing enhanced multiple modulus conversion techniques in a signal point mapping context | Zhenyu Zhou, Xuming Zhang | 2002-08-20 |
| 6034991 | Method and apparatus for implementing enhanced multiple modulus conversion techniques in a signal point mapping context | Zhenyu Zhou, Xuming Zhang | 2000-03-07 |