Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7215704 | Adaptive equalizing apparatus and program therefor | Hiromasa Fujii, Tetsushi Abe, Shigeru Tomisato | 2007-05-08 |
| 7151808 | MIMO receiver and method of reception therefor | Hiromasa Fujii, Tetsushi Abe, Shigeru Tomisato | 2006-12-19 |
| 7075912 | Wireless communication system using access points that can be freely set up by users | Masayoshi Nakayama, Katsutoshi Nidaira, Shuichi Yoshino, Masahiro Umehira, Eisuke Kudo +1 more | 2006-07-11 |
| 7072586 | Radio base station system and central control station with unified transmission format | Yuji Aburakawa, Yasushi Yamao | 2006-07-04 |
| 7006041 | Radio receiver, radio transmitter and impedance control method | Hiromasa Fujii, Shigeru Tomisato | 2006-02-28 |
| 6959199 | Multicast signal transmission power control method and base station using the same | Shinzo Ohkubo | 2005-10-25 |
| 6946956 | Locating system and method for determining positions of objects | Hitoshi Hayashi, Masashi Shimizu, Akinori Shibuya | 2005-09-20 |
| 6934554 | Radio communication system | Kohei Mizuno, Eisuke Kudoh | 2005-08-23 |
| 6915465 | Received-signal combining method and system | Atsushi Fujiwara, Shinzo Ohkubo | 2005-07-05 |
| 6831904 | Cluster structured mobile communication system base station, cluster control station, line control station and mobile station | Yasushi Yamao, Narumi Umeda | 2004-12-14 |
| 6631491 | Interleaving method, interleaving apparatus, and recording medium in which interleave pattern generating program is recorded | Akira Shibutani | 2003-10-07 |
| 6553516 | Interleaving method, interleaving apparatus, turbo encoding method, and turbo encoder | Akira Shibutani | 2003-04-22 |
| 5859907 | Echo canceler and echo path estimating method | Toshiro Kawahara, Toshio Miki, Tomoyuki Ohya, Hirofumi Takagi | 1999-01-12 |
| 5396576 | Speech coding and decoding methods using adaptive and random code books | Satoshi Miki, Takehiro Moriya, Kazunori Mano, Hitoshi Ohmuro | 1995-03-07 |
| 5260939 | Speech transmission method using speech frame interpolation | Kazunaga Ikeda | 1993-11-09 |