Issued Patents All Time
Showing 25 most recent of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8995565 | Distortion control device and method | — | 2015-03-31 |
| 8620274 | Server, mobile communication system, and data updating method in the same | — | 2013-12-31 |
| 8396176 | OFDM receiving device and OFDM receiving method | — | 2013-03-12 |
| 8335153 | Orthogonal frequency division multiplex modem circuit | Yukitsuna Furuya | 2012-12-18 |
| 8050367 | Receiving amplitude correction circuit, receiving amplitude correction method, and receiver using the same | — | 2011-11-01 |
| 7856216 | Diversity receiver and gain adjusting method therefor | — | 2010-12-21 |
| 7843803 | Orthogonal frequency division multiplex modem circuit | Yukitsuna Furuya | 2010-11-30 |
| 7664475 | Multi-band wireless transceiver and method of controlling the same | — | 2010-02-16 |
| RE40553 | Method and apparatus for adjusting transmission power of CDMA terminal | — | 2008-10-28 |
| 7330729 | Mobile terminal device and positional information system | Satoshi Niwa | 2008-02-12 |
| 7257178 | Base band circuit of receiver and low cut-off frequency control method | — | 2007-08-14 |
| 7228117 | Frequency correction method and apparatus for correcting secular change | — | 2007-06-05 |
| 7206360 | Amplitude deviation correction circuit | — | 2007-04-17 |
| 7127224 | Baseband circuit incorporated in direct conversion receiver free from direct-current offset voltage without change of cut-off frequency | — | 2006-10-24 |
| 7099268 | Orthogonal frequency division multiplex modem circuit | Yukitsuna Furuya | 2006-08-29 |
| 7069060 | Compound information terminal, mobile communications system and control method thereof | Yusuke Kimata | 2006-06-27 |
| 7006814 | Direct conversion receiver and transceiver | — | 2006-02-28 |
| 6922451 | Frequency shifting circuit and method | — | 2005-07-26 |
| 6915120 | Information terminal apparatus having a variable directional antenna and control method thereof | — | 2005-07-05 |
| 6782061 | AGC circuit | — | 2004-08-24 |
| 6591089 | Mobile station with transmission power control system | — | 2003-07-08 |
| 6587513 | Predistorter | — | 2003-07-01 |
| 6587005 | PLL circuit having a variable output frequency | — | 2003-07-01 |
| 6570914 | Amplitude calculation circuit | — | 2003-05-27 |
| 6553018 | Method and apparatus for adjusting transmission power of a CDMA terminal | — | 2003-04-22 |