Issued Patents All Time
Showing 25 most recent of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9288025 | Single carrier transmission system, communication device, and single carrier transmission method using for them | Kengo Oketani, Yoshikazu Kakura, Toshifumi Sato | 2016-03-15 |
| 8619744 | Reception method and receiver | Masayuki Kimata | 2013-12-31 |
| 8594039 | Reference signal multiplexing and resource allocation | Yoshikazu Kakura, Takamichi Inoue | 2013-11-26 |
| 8548008 | Single carrier transmission system, communication device, and single carrier transmission method using for them | Kengo Oketani, Yoshikazu Kakura, Toshifumi Sato | 2013-10-01 |
| 8351523 | Radio communication method and device in single-carrier transmission system | Yasunori Futatsugi | 2013-01-08 |
| 8351553 | MIMO receiving apparatus and receiving method | Masayuki Kimata | 2013-01-08 |
| 8295383 | Receiving apparatus and mobile communication system | Masayuki Kimata | 2012-10-23 |
| 8265675 | MIMO wireless communication system and method by a plurality of base stations and mobile station | Mariko Matsumoto | 2012-09-11 |
| 8254328 | Scheduling method for multi-user MIMO in which resource blocks are allocated based on priorities | Masayuki Kimata | 2012-08-28 |
| 8170141 | Transmitting device, transmitting/receiving device, transmitting method and transmitting/receiving method | Yasunori Futatsugi | 2012-05-01 |
| 8121216 | Channel estimation device, equalization device, and radio system | Masayuki Kimata | 2012-02-21 |
| 8102898 | Channel estimating apparatus, CDMA receiving apparatus, and channel estimating method | Mariko Matsumoto, Noriyuki Maeda, Junichiro Kawamoto | 2012-01-24 |
| 8036295 | Radio communication system that uses a MIMO receiver | — | 2011-10-11 |
| 8019031 | User selection method and user selection device for multiuser MIMO communication | Masayuki Kimata | 2011-09-13 |
| 7991360 | Receiver apparatus, receiving method, and wireless communication system | Junichiro Kawamoto, Noriyuki Maeda, Kenichi Higuchi, Mamoru Sawahashi, Masayuki Kimata | 2011-08-02 |
| 7961800 | Adaptive radio/modulation apparatus, receiver apparatus, wireless communication system, and wireless communication method | — | 2011-06-14 |
| 7949040 | Reception quality measuring apparatus and reception quality measuring method | Masayuki Kimata | 2011-05-24 |
| 7936838 | Wireless communication system, receiving apparatus, modulating method for use therein, and program therefor | Takumi Ito, Yoshikazu Kakura, Hiroyuki Seki, Hiroyuki Kawai, Kenichi Higuchi +1 more | 2011-05-03 |
| 7830829 | FDD/CDMA transmission/reception system | Akihisa Ushirokawa | 2010-11-09 |
| 7826514 | Radio transmitter-receiving apparatus and radio transmitting-receiving method for estimating noise and interference power in radio transmission using code spread | Yoshikazu Kakura, Hiroyuki Atarashi, Noriyuki Maeda | 2010-11-02 |
| 7822132 | OFDM communication system | Hisashi Futaki, Yoshikazu Kakura, Takumi Ito | 2010-10-26 |
| 7796680 | Mobile communication system and wireless apparatus to be used for the same | Mariko Matsumoto | 2010-09-14 |
| 7773687 | Wireless apparatus, wireless communication system, and transmission mode selecting method | — | 2010-08-10 |
| 7746807 | Band limiting method and wireless communication system | Yoshikazu Kakura, Kengo Oketani | 2010-06-29 |
| 7668076 | Multi-user receiving apparatus converting SC-FDMA received signals of all users to signals in a frequency domain commonly | Masayuki Kimata, Yoshikazu Kakura, Kengo Oketani | 2010-02-23 |