Issued Patents All Time
Showing 1–25 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9473865 | Integrated motion detection using changes in acoustic echo path | Trausti Thormundsson, Ragnar H. Jonsson, Youhong Lu, Govind Kannan | 2016-10-18 |
| 9160864 | Systems and methods for stereo echo cancellation | Ragnar H. Jonsson, Trausti Thormundsson | 2015-10-13 |
| 9081657 | Apparatus and method for abstract memory addressing | Vilhjalmur S. Thorvaldsson, Sveinn V. Grimsson, Ragnar H. Jonsson, Trausti Thormundsson | 2015-07-14 |
| 8781142 | Selective acoustic enhancement of ambient sound | Ismail I. Eldumiati | 2014-07-15 |
| 8724790 | Systems and methods for network facsimile transmissions | — | 2014-05-13 |
| 8111657 | Optimising communication links | Choong M. Chin, Moh Lim Sim | 2012-02-07 |
| RE42661 | Method and apparatus for fast V.90 modem startup | Keith Chu, Burk Beadle | 2011-08-30 |
| 7634070 | Modem with hold and quick connect functionality | Andrew Webster, Craig E. Borden, Charles F. Raasch, Nimesh Doshi, Burk Beadle +1 more | 2009-12-15 |
| 7587034 | Use of modem on hold for network management and telephone access | Andrew Webster, Craig E. Borden, Charles F. Raasch, Nimesh Doshi, Burk Beadle +1 more | 2009-09-08 |
| 7526523 | Timer-based feedback in multicast communication | Maziar Nekovee | 2009-04-28 |
| 7443966 | Using modems to place modem connections on hold and to maintain upper layer network connection | Andrew Webster, Craig E. Borden, Charles F. Raasch, Nimesh Doshi, Burk Beadle +1 more | 2008-10-28 |
| 7305072 | Method and apparatus for quick modern reconnect | Burk Beadle | 2007-12-04 |
| 7277531 | Method and apparatus for fast V.90 modem startup | Keith Chu, Burk Beadle | 2007-10-02 |
| 7203241 | Methods and apparatus for adaptive PCM level estimation and constellation training | Xuming Zhang | 2007-04-10 |
| RE39165 | Method and apparatus for training linear equalizers in a PCM modem | Elias Bjarnason, Olafur Jonsson | 2006-07-11 |
| 7062022 | Method and apparatus for fast V.90 modem startup | Keith Chu, Burk Beadle | 2006-06-13 |
| 7027573 | Method and apparatus for quick modem reconnect | Burk Beadle | 2006-04-11 |
| 6985566 | Point of sale modem for high-speed communications | — | 2006-01-10 |
| 6975585 | Slotted synchronous frequency division multiplexing for multi-drop networks | P. Michael Henderson | 2005-12-13 |
| 6928107 | Iterative precoding system and method for resource limited data transceivers | Ragnar H. Jonsson | 2005-08-09 |
| 6922467 | Quick connect parameter exchange | — | 2005-07-26 |
| 6912276 | Modem on hold | Andrew Webster, Craig E. Borden, Charles F. Raasch, Nimesh Doshi, Burk Beadle +1 more | 2005-06-28 |
| 6842509 | Signaling mechanism for modem connection holding and reconnecting | — | 2005-01-11 |
| RE38678 | Method and apparatus for synchronizing a data communications system to a periodic digital impairment | — | 2004-12-28 |
| 6829293 | Method and apparatus for line probe signal processing | William W. Jones, Ragnar H. Jonsson | 2004-12-07 |