Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8576942 | High efficiency transmitter | Toru Matsuura, Tomoya Urushihara, Toshifumi Nakatani | 2013-11-05 |
| 8488497 | Transmission circuit and transmission method | Toru Matsuura, Kenichi Mori, Akihiko Matsuoka | 2013-07-16 |
| 8483312 | Methods and apparatus for reducing the average-to-minimum magnitude ratio of communications signals in communications transmitters | Kenichi Mori, Toru Matsuura | 2013-07-09 |
| 8363752 | Methods and apparatus for reducing the average-to-minimum magnitude ratio of communications signals in communications transmitters | — | 2013-01-29 |
| 8306486 | Methods and apparatus for reducing the average-to-minimum power ratio of communications signals in communications transmitters | — | 2012-11-06 |
| 8295386 | Nonlinear filter and transmission circuit | Toru Matsuura, Kenichi Mori | 2012-10-23 |
| 8131233 | Time alignment methods and apparatus for polar modulation transmitters | Tony L. Wong | 2012-03-06 |
| 8086225 | Methods and apparatus for controlling the operation of wireless communications systems | — | 2011-12-27 |
| 8081711 | Predistortion methods and apparatus for polar modulation transmitters | Tony L. Wong, Herb Evans | 2011-12-20 |
| 8077770 | Methods and apparatus for reducing modulation signal bandwidth in polar modulation transmitters | Tony L. Wong | 2011-12-13 |
| 8073075 | Transmission apparatus and transmission power control method | Akihiko Matsuoka, Tomoya Urushihara, Gary Do | 2011-12-06 |
| 8064855 | Transmission power controller | Earl W. McCune, Jr., Gary Do | 2011-11-22 |
| 7991366 | Methods and apparatus for reconstructing amplitude modulation signals in polar modulation transmitters | — | 2011-08-02 |
| 7956699 | Frequency modulator and method for adjusting gain thereof | Toru Matsuura | 2011-06-07 |
| 7953180 | Transmission power control method and transmission apparatus | Akihiko Matsuoka, Tomoya Urushihara, Gary Do | 2011-05-31 |
| 7941109 | Polar modulation transmission apparatus and transmission power control method | Tomoya Urushihara, Akihiko Matsuoka, Gary Do | 2011-05-10 |
| 7839954 | Phase rotation of IQ origin | — | 2010-11-23 |
| 7792213 | Minimum IQ value limiting | — | 2010-09-07 |
| 7746187 | Self-calibrating modulator apparatuses and methods | Akira Kato, Toru Matsuura | 2010-06-29 |
| 7518461 | Method of configuring a polar-based modulator using a parameter look-up table | Earl W. McCune, Jr. | 2009-04-14 |
| 7498958 | Fractional sampling filter | Kan G. Hoy | 2009-03-03 |
| 7495518 | Automatic radio frequency feedback calibration circuit | Kan G. Hoy | 2009-02-24 |
| 7427899 | Apparatus and method for operating a variable segment oscillator | — | 2008-09-23 |
| 7042958 | Digital time alignment in a polar modulator | Thomas E. Biedka, Gary Do | 2006-05-09 |