Issued Patents All Time
Showing 26–50 of 107 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8223986 | Electronic device and external equipment with digital noise cancellation and digital audio path | Jeffrey J. Terlizzi, Brian Sander, David Tupman, Barry Corlett | 2012-07-17 |
| 8223909 | Digital sampling apparatuses and methods | — | 2012-07-17 |
| 8217619 | Portable devices having multiple power interfaces | Daniel Adam Warren | 2012-07-10 |
| 8150058 | Mode switching noise cancellation for microphone-speaker combinations used in two way audio communications | Timothy M. Johnson, Lawrence F. Heyl, Douglas M. Farrar | 2012-04-03 |
| 8145147 | Power amplifier edge evaluation-alternative envelope modulator | Earl W. McCune, Jr. | 2012-03-27 |
| 8130790 | Digital communications system with variable-bandwidth traffic channels | Barry Corlett, David Tupman, Brian Sander, Jeffrey J. Terlizzi, Andrew P. Bright +1 more | 2012-03-06 |
| 8098838 | Detecting the repositioning of an earphone using a microphone and associated action | Jae-Han Lee | 2012-01-17 |
| 8019096 | Electronic device and external equipment with configurable audio path circuitry | Jeffrey J. Terlizzi | 2011-09-13 |
| 8004113 | Methods and apparatuses for operating devices with solar power | Daniel Adam Warren, Aaron Leiba | 2011-08-23 |
| 7999613 | Method and apparatus for an improved power amplifier | Lawrence M. Burns, Chong Woo | 2011-08-16 |
| 7956591 | Power supply with zero power consumption capability | Jeffrey J. Terlizzi, Stanley Rabu, Jahan Minoo, Nicholas A. Sims | 2011-06-07 |
| 7910843 | Compact input device | Fletcher R. Rothkopf, Jan Moolsintong, Joseph Fisher, Erturk Kocalar | 2011-03-22 |
| 7868582 | Portable devices having multiple power interfaces | Daniel Adam Warren | 2011-01-11 |
| 7869608 | Electronic device accessory | Jeffrey J. Terlizzi, Douglas M. Farrar, Timothy M. Johnson, Brian Sander, Brian Conner +1 more | 2011-01-11 |
| 7769187 | Communications circuits for electronic devices and accessories | Douglas M. Farrar | 2010-08-03 |
| 7755422 | Power control and modulation of switched-mode power amplifiers with one or more stages | Stephan V. Schell, Ronald A. Meck, Robert J. Bayruns | 2010-07-13 |
| 7636386 | Method of continuously calibrating the gain for a multi-path angle modulator | Earl W. McCune, Jr. | 2009-12-22 |
| 7627128 | Methods of calibrating tone-based communications systems | Jeffrey J. Terlizzi, Douglas M. Farrar | 2009-12-01 |
| 7623667 | Electronic device accessory with ultrasonic tone generator | Jeffrey J. Terlizzi, Douglas M. Farrar, Timothy M. Johnson, Brian Sander, Brian Conner +1 more | 2009-11-24 |
| 7570721 | Apparatus and method for multi-phase digital sampling | — | 2009-08-04 |
| 7514900 | Portable devices having multiple power interfaces | Daniel Adam Warren | 2009-04-07 |
| 7515885 | Communications signal amplifiers having independent power control and amplitude modulation | Ronald A. Meck, Earl W. McCune, Jr. | 2009-04-07 |
| 7444125 | Communications signal amplifiers having independent power control and amplitude modulation | Ronald A. Meck, Earl W. McCune, Jr. | 2008-10-28 |
| 7408403 | Circuits and methods for amplifying signals | Douglas M. Farrar | 2008-08-05 |
| 7292105 | Power control and modulation of switched-mode power amplifiers with one or more stages | Stephan V. Schell, Ronald A. Meck, Robert J. Bayruns | 2007-11-06 |