Issued Patents All Time
Showing 101–111 of 111 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7471927 | Packet communication system, packet communication method, base station, mobile station, controller and packet communication program | Daisuke Kitazawa, Hidetoshi Kayama, Narumi Umeda | 2008-12-30 |
| 7457622 | Radio base station selection method and system and a radio base station in a mobile communication system | Hidetoshi Kayama, Narumi Umeda | 2008-11-25 |
| 7443816 | Packet transmission method, base station and mobile station | Narumi Umeda, Yasushi Yamao | 2008-10-28 |
| 7417963 | Resource control system, resource control method, and base station and mobile station suitable for use in the same | Hidetoshi Kayama, Narumi Umeda | 2008-08-26 |
| 7359349 | Base station, radio resource control equipment, mobile station, communication system, and communication method | Hidetoshi Kayama, Narumi Umeda | 2008-04-15 |
| 7308282 | Communication control system, communication control method, base station and mobile station | Hidetoshi Kayama, Narumi Umeda | 2007-12-11 |
| 7292863 | Admission control method and device in mobile communication system | Hidetoshi Kayama, Narumi Umeda | 2007-11-06 |
| 7149527 | Efficient and stable radio resource allocation | Narumi Umeda, Yasushi Yamao | 2006-12-12 |
| 7130638 | Radio resource allocation method and base station using the same | Narumi Umeda, Yasushi Yamao | 2006-10-31 |
| 7089017 | Resource control method, mobile communication system, base station and mobile station | Hidetoshi Kayama, Narumi Umeda | 2006-08-08 |
| 6909905 | Mobile communications control including change of bit rate based on traffic and transmit power | Narumi Umeda, Yasushi Yamao | 2005-06-21 |