Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9954515 | Biquad stage having a selectable bit precision | Carl H. Alelyunas, Nicholas R. Berkner, Yue Zhao, Thomas G. Ragan | 2018-04-24 |
| 9307318 | Audio processor circuits for acoustic echo cancellation and method therefor | Kevin Hung, Dana Taipale | 2016-04-05 |
| 8718645 | Managing audio during a handover in a wireless system | Shaojie Chen | 2014-05-06 |
| 8538417 | Performing diagnostics in a wireless system | — | 2013-09-17 |
| 8260285 | Performing diagnostics in a wireless system | — | 2012-09-04 |
| 7720455 | Sidetone generation for a wireless system that uses time domain isolation | — | 2010-05-18 |
| 7702319 | Communication apparatus including a mechanism for reducing loss of text telephone information during normal traffic channel preempting | Guner Arslan | 2010-04-20 |
| 7512157 | Synchronizing a modem and vocoder of a mobile station | Jeffrey L. Yiin | 2009-03-31 |
| 7414560 | Wireless communication system including an audio underflow protection mechanism operative with time domain isolation | Shaojie Chen, Wasim Quddus | 2008-08-19 |
| 7227484 | Startup apparatus and technique for a wireless system that uses time domain isolation | Jeffrey L. Yiin, Xue-Mei Gong | 2007-06-05 |
| 7173944 | Modulation switching for DSL signal transmission | Kenneth D. Ko, Ismail I. Eldumiati, Steven A. Gronemeyer, Don L. Harmer, P. Michael Henderson +11 more | 2007-02-06 |
| 7047185 | Method and apparatus for dynamically switching between speech coders of a mobile unit as a function of received signal quality | Karim Younes | 2006-05-16 |
| 6693953 | Adaptive wireless communication receiver | Earl Clyde Cox, Jaleh Komaili, Yongbing Wan, Scott Walley | 2004-02-17 |
| 6347141 | Method of and apparatus for adaptation of an echo canceller in a system with multitasking | Jeffrey D. Klein | 2002-02-12 |
| 6240288 | Power management system for a mobile unit by intelligent page monitoring | Yongbing Wan, Jaleh Komaili, Earl Clyde Cox | 2001-05-29 |
| 6212227 | Constant envelope modulation for splitterless DSL transmission | Kenneth D. Ko, Ismail I. Eldumiati, Steven A. Gronemeyer, Don L. Harmer, P. Michael Henderson +11 more | 2001-04-03 |
| 6151335 | Modulation switching for DSL signal transmission | Kenneth D. Ko, Ismail I. Eldumiati, Steven A. Gronemeyer, Don L. Harmer, P. Michael Henderson +11 more | 2000-11-21 |
| 5243438 | Facsimile compression for transmission | Ronald L. Daggett | 1993-09-07 |