Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8737224 | Communication method, communication system, and control apparatus | Takahiro Hayashi, Masafumi Masuda, Takaaki Sato, Yoshiyuki Yasuda | 2014-05-27 |
| 8615245 | Radio network controller, base station, mobile station, mobile communication system and mobile communication method | Masafumi Usuda, Takehiro Nakamura, Takuya Sato, Hiroyuki Ishii | 2013-12-24 |
| 8295332 | Channel estimation device and method, demodulation device and method, and fading frequency decision device and method | Yukihiko Okumura, Masafumi Usuda, Yoshihiro Ishikawa, Seizo Onoe | 2012-10-23 |
| 8077794 | Reception device, communication control method in mobile communication system | Hiroyuki Ishii, Takuya Sato | 2011-12-13 |
| 8041381 | Radio network controller and transmission power control method | Masafumi Usuda, Anil Umesh, Takuya Sato, Shinichi Sasaki, Kouji Makino | 2011-10-18 |
| 7929592 | Channel estimation device and method, demodulation device and method, and fading frequency decision device and method | Yukihiko Okumura, Masafumi Usuda, Yoshihiro Ishikawa, Seizo Onoe | 2011-04-19 |
| 7920639 | Reception device, communication control method in mobile communication system | Hiroyuki Ishii, Takuya Sato | 2011-04-05 |
| 7613432 | Method of controlling mobile communication system, control device, and mobile communication system | Hiroyuki Ishii, Takuya Sato | 2009-11-03 |
| 7366536 | Transmission power control method and radio control apparatus in mobile packet communication system | Takahiro Hayashi, Yoshihiro Ishikawa, Mikio Iwamura, Takehiro Nakamura | 2008-04-29 |
| 7342915 | Data multiplexing method and data multiplexer, and data transmitting method and data transmitter | Yukihiko Okumura | 2008-03-11 |
| 7327718 | Data multiplexing method and data multiplexer, and data transmitting method and data transmitter | Yukihiko Okumura | 2008-02-05 |
| 7301991 | Fading frequency decision device and method | Yukihiko Okumura, Masafumi Usuda, Yoshihiro Ishikawa, Seizo Onoe | 2007-11-27 |
| 7149207 | Data multiplexing method and data multiplexer, and data transmitting method and data transmitter | Yukihiko Okumura | 2006-12-12 |
| 7142529 | Data multiplexing method and data multiplexer, and data transmitting method and data transmitter | Yukihiko Okumura | 2006-11-28 |
| 7139261 | Data multiplexing method and data multiplexer, and data transmitting method and data transmitter | Yukihiko Okumura | 2006-11-21 |
| 6956842 | Multiplexing method and multiplexing device, and data signal transmission method and data signal transmission device | Yukihiko Okumura | 2005-10-18 |
| 6069912 | Diversity receiver and its control method | Mamoru Sawahashi, Yoshinori Miki, Kenichi Higuchi, Shinya Tanaka | 2000-05-30 |