Issued Patents All Time
Showing 26–50 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7505398 | OFDM modulation/demodulation system | Yoshikazu Miyato | 2009-03-17 |
| 7447277 | Ofdm demodulation device | Atsushi Yajima, Kazuhisa Funamoto | 2008-11-04 |
| 7403472 | OFDM receiving device and OFDM receiving method | Takahiro Okada, Yoshikazu Miyato, Tamotsu Ikeda | 2008-07-22 |
| 7356094 | Digital broadcast receiving apparatus | Toshihisa Hyakudai, Takahiro Okada, Tamotsu Ikeda | 2008-04-08 |
| 7327669 | OFDM modem system | Yoshikazu Miyato | 2008-02-05 |
| 7317930 | Wireless transmission/reception system | — | 2008-01-08 |
| 7170850 | Transmission apparatus and method and providing medium thereof | Takahiro Okada | 2007-01-30 |
| 7158475 | Transmitting apparatus and method and provision medium | Tamotsu Ikeda, Takahiro Okada | 2007-01-02 |
| 7079602 | Receiving apparatus and method and provision medium | Taiwa Okanobu | 2006-07-18 |
| 7076725 | Digital data radio receiving device and method | Norihisa Shirota, Hideyuki Matsumoto | 2006-07-11 |
| 7075949 | OFDM receiving device and OFDM receiving method | Takahiro Okada, Yoshikazu Miyato, Tamotsu Ikeda | 2006-07-11 |
| 6980509 | Transmitting device and method, and providing medium | Takahiro Okada | 2005-12-27 |
| 6973118 | Digital broadcasting apparatus | Toshihisa Hyakudai, Takahiro Okada, Tamotsu Ikeda, Toru Kuroda, Naohiko Iai +2 more | 2005-12-06 |
| 6956812 | Reception apparatus | Takahiro Okada, Toshihisa Hyakudai, Isao Matsumiya | 2005-10-18 |
| 6856590 | OFDM transmission device and OFDM transmission method | Takahiro Okada, Yoshikazu Miyato, Tamotsu Ikeda | 2005-02-15 |
| 6681363 | Data receiver, data transmission system, and data transmitting method therefor | Tamotsu Ikeda, Takahiro Okada, Koichi Tagawa, Moriyuki Kawaguchi | 2004-01-20 |
| 6505220 | Method and apparatus for detecting a unique word | — | 2003-01-07 |
| 6449245 | Signal receiving apparatus and method and providing medium | Takahiro Okada | 2002-09-10 |
| 6263356 | Fast fourier transform calculating apparatus and fast fourier transform calculating method | Yasunari Kozaki | 2001-07-17 |
| 6240062 | Fast fourier transform calculating apparatus and fast fourier transform calculating method | Yasunari Kozaki | 2001-05-29 |
| 6215819 | Receiving apparatus and receiving method | Toshihisa Hyakudai, Takahiro Okada | 2001-04-10 |
| 6118825 | Digital data transmission device and method, digital data demodulation device and method, and transmission medium | Tamotsu Ikeda | 2000-09-12 |
| 6058409 | Computation apparatus and method | Yasunari Kozaki, Osamu Ito | 2000-05-02 |
| 5918820 | Heat exchanger recycling method and crushing apparatus used for the same | Yoshiaki Arai | 1999-07-06 |
| 5920598 | Receiving apparatus and receiving method | Toshihisa Hyakudai | 1999-07-06 |