Issued Patents All Time
Showing 76–94 of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7522924 | Slot allocation apparatus and slot allocation method | Mamoru Sawahashi | 2009-04-21 |
| 7519028 | Channel structure, method forming the same, radio base station, mobile station in mobile communication system | Masafumi Usuda, Takehiro Nakamura | 2009-04-14 |
| 7492794 | Channel estimation method and apparatus for multi-carrier radio transmitting system | Hiroyuki Atarashi, Mamoru Sawahashi | 2009-02-17 |
| 7486638 | Base station, control device, communication system and communication method | Yoshiaki Ofuji, Mamoru Sawahashi | 2009-02-03 |
| 7457324 | Multi-carrier CDMA radio transmitting method and apparatus, and channel estimation method and apparatus for multi-carrier CDMA radio transmitting system | Hiroyuki Atarashi, Mamoru Sawahashi | 2008-11-25 |
| 7324434 | Radio transmission system and method, and transmitter apparatus and receiver apparatus used in the radio transmission system | Mamoru Sawahashi, Hiroyuki Atarashi, Noriyuki Maeda | 2008-01-29 |
| 7321772 | Mobile station, base station, communications system, and communication method | Akihito Morimoto, Mamoru Sawahashi | 2008-01-22 |
| 7298721 | Single-carrier/DS-CDMA packet transmitting method, uplink packet transmitting method in multi carrier/DS-CDMA mobile communication system, and structure of downlink channel in multi carrier/DS-CDMA mobile communication system | Hiroyuki Atarashi, Koichi Okawa, Takehiro Ikeda, Mamoru Sawahashi, Fumiyuki Adachi | 2007-11-20 |
| 7286508 | Signal format in multi-carrier CDMA transmission system | Hiroyuki Atarashi, Mamoru Sawahashi | 2007-10-23 |
| 7236452 | Multi-carrier CDMA transmission system, transmitting apparatus and receiving apparatus used in this system, and multi-carrier CDMA transmission method | Noriyuki Maeda, Hiroyuki Atarashi, Mamoru Sawahashi | 2007-06-26 |
| 7185256 | Communication system and method employing automatic repeat request | Nobuhiko Miki, Hiroyuki Atarashi, Mamoru Sawahashi | 2007-02-27 |
| 7154955 | Multi-carrier transmission system and associated method of reducing the effect of multi-path interference | Shingo Suwa, Hiroyuki Atarashi, Mamoru Sawahashi | 2006-12-26 |
| 7136624 | Radio resources allocating method, radio resources allocating apparatus, and mobile communication system | Yoshiaki Ofuji, Mamoru Sawahashi | 2006-11-14 |
| 7092431 | Receiver, transmitter, communication system, and method of communication | Noriyuki Maeda, Hiroyuki Atarashi, Mamoru Sawahashi | 2006-08-15 |
| 7072381 | Path search method, channel estimation method and communication device | Hiroyuki Atarashi, Mamoru Sawahashi | 2006-07-04 |
| 6980539 | Mobile communication system in multi-carrier CDMA scheme using short code and long code | Yukiko Hanada, Kenichi Higuchi, Mamoru Sawahashi | 2005-12-27 |
| 6904078 | CDMA receiver and CDMA transmitter/receiver | Mamoru Sawahashi, Fumiyuki Adachi | 2005-06-07 |
| 6757272 | Channel estimation unit, and CDMA receiver and CDMA transceiver with channel estimation unit | Mamoru Sawahashi, Fumiyuki Adachi | 2004-06-29 |
| 6647003 | Channel estimation unit, and CDMA receiver and CDMA transceiver with channel estimation unit | Mamoru Sawahashi, Fumiyuki Adachi | 2003-11-11 |