Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8095171 | Radio channel control method and receiving apparatus | Takashi Dateki | 2012-01-10 |
| 8086256 | Communication method in mobile communication system, and mobile station and base station in the same system | Yoshiharu Tajima, Kazuo Kawabata, Yoshihiro Kawasaki, Kazuhisa Obuchi | 2011-12-27 |
| 8073480 | Radio channel control method and receiving apparatus | Takashi Dateki | 2011-12-06 |
| 8073396 | Radio channel control method and receiving apparatus | Takashi Dateki | 2011-12-06 |
| 8068788 | Communication method in mobile communication system, and mobile station and base station in the same system | Yoshiharu Tajima, Kazuo Kawabata, Yoshihiro Kawasaki, Kazuhisa Obuchi | 2011-11-29 |
| 8064328 | Channel estimation device | Daisuke Ogawa, Takashi Dateki | 2011-11-22 |
| 8060022 | Communication method in mobile communication system, and mobile station and base station in the same system | Yoshiharu Tajima, Kazuo Kawabata, Yoshihiro Kawasaki, Kazuhisa Obuchi | 2011-11-15 |
| 7995536 | Multi-input multi-output (MIMO) for wireless transmitting and receiving stations | Daisuke Ogawa, Takashi Dateki | 2011-08-09 |
| 7983673 | Mobile communication network system and location registration method | Yoshiharu Tajima, Kazuo Kawabata, Yoshihiro Kawasaki, Kazuhisa Obuchi | 2011-07-19 |
| 7945280 | Radio channel control method and receiving apparatus | Takashi Dateki | 2011-05-17 |
| 7933624 | Radio channel control method and receiving apparatus | Takashi Dateki | 2011-04-26 |
| 7912487 | Mobile communication system, base station, terminal device, and transmission control method | Yoshiharu Tajima, Kazuo Kawabata, Yoshiaki Ohta, Kazuhisa Obuchi, Yoshihiro Kawasaki | 2011-03-22 |
| 7885677 | Radio channel control method and receiving apparatus | Takashi Dateki | 2011-02-08 |
| 7881740 | Radio channel control method and receiving apparatus | Takashi Dateki | 2011-02-01 |
| 7782923 | Wireless communication system and device for controlling the peak to average power ratio | Daisuke Ogawa, Takashi Dateki, Nobukazu Fudaba | 2010-08-24 |
| 7310305 | Method for determining reference phase in radio communication system which uses orthogonal M-ary modulation, and coherent detection method using the same | Makoto Yoshida, Nami Hatazoe | 2007-12-18 |
| 7305022 | RAKE receiver having MIXR function | Daisuke Ogawa, Takashi Dateki, Masahiko Shimizu, Tsuyoshi Hasegawa | 2007-12-04 |
| 6735167 | Orthogonal transform processor | Toshihiko Nawa | 2004-05-11 |
| 6414985 | Method for determining reference phase in radio communication system which uses orthogonal M-ary modulation, and coherent detection method using the same | Makoto Yoshida, Nami Hatazoe | 2002-07-02 |
| 6108548 | Mobile station and soft handoff method | Yasuyuki Oishi, Kazuo Nagatani, Yoshiharu Tajima, Hidenobu Fukumasa | 2000-08-22 |
| 6088583 | Automatic gain control circuit | Masahiko Shimizu, Tomonori Sato, Koji Matsuyama, Masaaki Fujii | 2000-07-11 |
| 6018545 | Communications device employing spectrum spreading in transmitted bits along a time axis | Hidenobu Fukumasa, Yasuyuki Oishi, Kazuo Nagatani, Yoshiharu Tajima | 2000-01-25 |
| 5870668 | Amplifier having distortion compensation and base station for radio communication using the same | Takeshi Takano, Yasuyuki Oishi, Eisuke Fukuda, Kazuo Nagatani | 1999-02-09 |
| 5586148 | Coherent detection system | Kazuo Kawabata | 1996-12-17 |
| 5526383 | Network control system for controlling relative errors between network nodes | Tetsuyoshi Takenaka, Nobutsugu Fujino, Satoru Chikuma, Atsushi Yamashita, Takeshi Inoue | 1996-06-11 |