Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8599071 | Adaptive antenna radio communication device | Takaaki Kishigami, Takashi Fukagawa, Yasuaki Yuda, Shoji Miyamoto | 2013-12-03 |
| 8155227 | Mobile station apparatus, communication method, and base station apparatus | Jinsong Duan, Mitsuru Uesugi, Keisuke Ebiko, Atsushi Sumasu | 2012-04-10 |
| 8139662 | Mobile station device | Jinsong Duan, Mitsuru Uesugi, Keisuke Ebiko, Atsushi Sumasu | 2012-03-20 |
| 8121213 | Modulation device, demodulation device, modulation method and demodulation method | Genichiro Ota, Daichi Imamura, Mitsuru Uesugi | 2012-02-21 |
| 7940215 | Adaptive antenna radio communication device | Takaaki Kishigami, Takashi Fukagawa, Yasuaki Yuda, Shoji Miyamoto | 2011-05-10 |
| 7936811 | Modulation apparatus, modulation method, and demodulation apparatus | Genichiro Ohta, Daichi Imamura, Mitsuru Uesugi | 2011-05-03 |
| 7593317 | Radio base station apparatus | Yasuaki Yuda, Takaaki Kishigami, Takashi Fukagawa, Shoji Miyamoto | 2009-09-22 |
| 7418242 | Transmission device and gain control method | Atsushi Sumasu, Shoji Miyamoto, Sadaki Futagi, Takao Nihei | 2008-08-26 |
| 7333056 | Adaptive antenna radio communication device | Takaaki Kishigami, Takashi Fukagawa, Yasuaki Yuda, Shoji Miyamoto | 2008-02-19 |
| 7184734 | Radio communication apparatus | Yasuaki Yuda, Takaaki Kishigami, Takashi Fukagawa, Shoji Miyamoto | 2007-02-27 |
| 7088956 | Path search circuit, radio receiver and radio transmitter, utilizing a directional beam | Takaaki Kishigami, Takashi Fukagawa, Yasuaki Yuda, Shoji Miyamoto | 2006-08-08 |
| 7058425 | Communication apparatus and communication method | — | 2006-06-06 |
| 6594509 | Array-antenna radio communication apparatus | Katsuhiko Hiramatsu | 2003-07-15 |
| 6385441 | Array antenna radio communication apparatus | — | 2002-05-07 |
| 6191736 | Data communication apparatus and data communication method | Hideki Yukitomo, Kazuyuki Miya, Katsuhiko Hiramatsu | 2001-02-20 |
| 6128329 | Spread-spectrum receiver | — | 2000-10-03 |
| 6072823 | Pseudo-random noise series generator | — | 2000-06-06 |
| 5822364 | Receiving apparatus for spectrum spread system | Daisuke Yamada | 1998-10-13 |
| 5625641 | Correlator, synchronizer provided with the correlator, and fast frequency hopping spread spectrum receiver provided with the synchronizer | — | 1997-04-29 |