Issued Patents All Time
Showing 25 most recent of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7982539 | High resolution variable gain control | David H. Shen, Ann P. Shen | 2011-07-19 |
| 7885627 | Optimal initial gain selection for wireless receiver | Christine Lee, Yong Li | 2011-02-08 |
| 7755523 | ADC use with multiple signal modes | Ann P. Shen | 2010-07-13 |
| 7705682 | Inductor sharing in radio frequency communications | Minzhan Gao, Ann P. Shen | 2010-04-27 |
| 7440392 | Wireless receiver deinterleaver having partitioned memory | Peter Chan, Howard Hicks, Chih (Rex) Hsueh, Liping Zhang | 2008-10-21 |
| 7382831 | Viterbi decoder utilizing compressed survival metrics for reduced memory size requirements | Chihming (Norman) Chen, Howard Hicks | 2008-06-03 |
| 7366255 | Time domain estimation of IQ imbalance in a wireless OFDM direct conversion receiver | Harish Kutagulla, Thomas Hanusch | 2008-04-29 |
| 7324609 | DC offset cancellation in a direct conversion receiver configured for receiving an OFDM signal | Harish Kutagulla, Xu Zhou | 2008-01-29 |
| 7274757 | Autocorrelation threshold generation based on median filtering for symbol boundary detection in an OFDM receiver | Xu Zhou, Christine Lee, Ping Hou | 2007-09-25 |
| 7274758 | Coarse frequency estimation in an OFDM receiver based on autocorrelation of accumulated samples | Xu Zhou, Yong Li | 2007-09-25 |
| 7251273 | Minimum equalization error based channel estimator | Ping Hou, Jia-Pei Shen | 2007-07-31 |
| 7248637 | Viterbi decoder utilizing partial backtracing | Christine Lee, Howard Hicks | 2007-07-24 |
| 7233612 | Wireless communication deinterleaver using multi-phase logic and cascaded deinterleaving | Liping Zhang, Peter Chan, Howard Hicks, Chih (Rex) Hsueh | 2007-06-19 |
| 7184714 | Frequency domain estimation of IQ imbalance in a wireless OFDM direct conversion receiver using loopback connection | Harish Kutagulla | 2007-02-27 |
| 6747973 | Rate negotiation algorithm | Kishore Karighattam | 2004-06-08 |
| 6728325 | Method and apparatus for mixing down and spectrum folding frequency diverse modulated carrier | Eugen Gershon | 2004-04-27 |
| 6661849 | Multiple payload slicer system with prenormalization integer values | Bin Guo | 2003-12-09 |
| 6651078 | Method for determining a decimation pattern in a network communications receiver | Eugen Gershon | 2003-11-18 |
| 6590893 | Adaptive transmission system in a network | Eugen Gershon, Maged F. Barsoum, Hungming Chang, Muoi V. Huynh, Fred Berkowitz +1 more | 2003-07-08 |
| 6577598 | Methods and apparatus for channel adaptation in a DMT based system | Hungming Chang, Eugen Gershon, Muoi V. Huynh, Maged F. Barsoum | 2003-06-10 |
| 6501791 | Method and apparatus for allocating tones to a plurality of users in a multi-tone modem communications system | — | 2002-12-31 |
| 6498807 | Method and apparatus for transmitting data from a plurality of users in a multi-tone modem communications system | — | 2002-12-24 |
| 6456602 | Method and apparatus for achieving frequency diversity by use of multiple images | Muoi V. Huynh, Maged F. Barsoum, Hungming Chang, Eugen Gershon | 2002-09-24 |
| 6449262 | Method and apparatus for frequency shifting with a clock signal | Muoi V. Huynh, Maged F. Barsoum, Hungming Chang, Eugen Gershon | 2002-09-10 |
| 6442173 | Timing recovery scheme for a discrete multitone transmission system | Maged F. Barsoum, Eugen Gershon, Fred Berkowitz, Muoi V. Huynh | 2002-08-27 |