| 6327255 |
Method of CDMA radio wave communication and a base station and mobile station using CDMA system |
— |
2001-12-04 |
| 6272119 |
Method of CDMA radio wave communication with transmission quality detection and controlling and a CDMA base and mobile stations with quality detection and controlling |
— |
2001-08-07 |
| 5513243 |
Person location system |
— |
1996-04-30 |
| 5463672 |
Personal mobile communications system having central station for paging mobile users via base stations |
— |
1995-10-31 |
| 5093928 |
Channel selection system for mobile radio communication equipment |
— |
1992-03-03 |
| 4899350 |
Signal communication capable of avoiding an audible reproduction of a sequence of information signals |
— |
1990-02-06 |
| 4841571 |
Privacy signal transmission system |
— |
1989-06-20 |
| 4837821 |
Signal transmission system having encoder/decoder without frame synchronization signal |
— |
1989-06-06 |
| 4810101 |
Noise detection by sampling digital baseband signal at eye openings |
Yoshiharu Tamura |
1989-03-07 |
| 4811366 |
Start pattern detecting apparatus |
— |
1989-03-07 |
| 4791669 |
Encryption/decryption system |
— |
1988-12-13 |
| 4790013 |
Receiver capable of quickly establishing stable frame synchronization |
— |
1988-12-06 |
| 4709376 |
Received signal processing apparatus |
— |
1987-11-24 |
| 4680772 |
Digital signal repeater including means for controlling a transmitter |
— |
1987-07-14 |
| 4635298 |
Interference wave detection circuit for use in radio receiver |
Hiroshi Watanabe |
1987-01-06 |
| 4630290 |
Squelch signal generator capable of generating a squelch signal with a high reliability |
— |
1986-12-16 |
| 4525868 |
Interference wave detection circuit for use in radio receiver |
Hiroshi Watanabe |
1985-06-25 |
| 4425548 |
Digital signal processing circuit |
— |
1984-01-10 |
| 4339727 |
Waveform converting circuit |
Ikio Yoshida |
1982-07-13 |
| 4301539 |
Supervising system for use in radio transmission |
— |
1981-11-17 |
| 4288751 |
Wave translating circuit |
Ikio Yoshida, Kazuhiro Ikeda, Yasuo Sato |
1981-09-08 |
| 4227251 |
Clock pulse regenerator |
Shigeru Kazama |
1980-10-07 |
| 4204164 |
Noise detector circuit |
— |
1980-05-20 |
| 4204170 |
Impulse noise limiter circuit |
— |
1980-05-20 |