| Patent | Date |
|---|
Digital transmission method and digital transmission system
Grant 8,761,003 - Yoshida June 24, 2 | 2014-06-24 |
Server/client system
Grant 7,464,133 - Kasasaku , et al. December 9, 2 | 2008-12-09 |
Information portable terminal apparatus and wireless communication system
App 20060268743 - Yoshida; Yasuharu | 2006-11-30 |
Automobile communications method and system
Grant 7,099,625 - Yoshida August 29, 2 | 2006-08-29 |
Digital transmission method and digital transmission system
App 20040008623 - Yoshida, Yasuharu | 2004-01-15 |
On-vehicle radio communication equipment, a dedicated short range communication system, and on-vehicle radio communication method
App 20020014976 - Yoshida, Yasuharu | 2002-02-07 |
Electronic toll collection system and method featuring antenna arrangement
Grant 6,285,858 - Yoshida September 4, 2 | 2001-09-04 |
Multilevel quadrature amplitude demodulator capable of compensating for a quadrature phase deviation of a carrier signal pair
Grant 5,134,634 - Yoshida July 28, 1 | 1992-07-28 |
Demodulator with composite transversal equalizer and eye detection clock synchronizer
Grant 4,975,927 - Yoshida December 4, 1 | 1990-12-04 |
Automatic level control circuit for an ad convertor
Grant 4,875,049 - Yoshida October 17, 1 | 1989-10-17 |
Interference immune digital modulation receiver
Grant 4,823,361 - Yoshida April 18, 1 | 1989-04-18 |
Clock synchronizing circuit including a voltage controlled oscillator
Grant 4,799,240 - Yoshida January 17, 1 | 1989-01-17 |
Demodulation system capable of establishing synchronization in a transient state
Grant 4,757,266 - Yoshida , et al. July 12, 1 | 1988-07-12 |
Multilevel modulator capable of producing a composite modulated signal comprising a quadrature amplitude modulated component and a phase modulated component
Grant 4,751,478 - Yoshida June 14, 1 | 1988-06-14 |
D/A converter capable of producing an analog signal having levels of a preselected number different from 2.sup.N and communication network comprising the D/A converter
Grant 4,750,191 - Yoshida June 7, 1 | 1988-06-07 |
Multilevel modulator capable of producing a multilevel quadrature amplitude modulated signal having (2.sup.n +.alpha.) output signal points
Grant 4,721,928 - Yoshida January 26, 1 | 1988-01-26 |
Digital demodulation system
Grant 4,703,282 - Yoshida October 27, 1 | 1987-10-27 |
QAM demodulator with distortion compensation
Grant 4,631,488 - Yoshida December 23, 1 | 1986-12-23 |
Demodulator for multiphase PSK or multilevel QAM signals
Grant 4,620,159 - Yoshida , et al. October 28, 1 | 1986-10-28 |
Demodulator with AGC circuit for multi-level quadrature amplitude-modulated carrier wave
Grant 4,574,246 - Yoshida March 4, 1 | 1986-03-04 |
Multilevel amplitude modulation demodulator with DC drift compensation
Grant 4,553,102 - Yoshida November 12, 1 | 1985-11-12 |
Timing synchronizing circuit for demodulators
Grant 4,528,512 - Yoshida July 9, 1 | 1985-07-09 |
Phase synchronizing circuit for use in multi-level, multi-phase, superposition-modulated signal transmission system
Grant 4,334,312 - Yoshida June 8, 1 | 1982-06-08 |
Carrier regeneration circuit for polyphase modulation system
Grant 4,255,713 - Yoshida March 10, 1 | 1981-03-10 |
Phase synchronizing circuit
Grant 4,109,102 - Yoshida , et al. August 22, 1 | 1978-08-22 |
Phase synchronizing circuit
Grant 4,099,130 - Yoshida July 4, 1 | 1978-07-04 |
Demodulation system for a multi-level multi-phase superposition-modulated carrier wave
Grant 4,095,187 - Yoshida June 13, 1 | 1978-06-13 |
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