Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5719641 | VOD reception with demodulation and quantization held during carrier switching to produce a video signal before the carrier switching | — | 1998-02-17 |
| 5394110 | Demodulation system having adaptive matched filter and decision feedback equalizer | — | 1995-02-28 |
| 5383224 | Cross polarization interference canceller | — | 1995-01-17 |
| 5321723 | Automatic equalizer | — | 1994-06-14 |
| 5305351 | Adaptive equalizer which carries out an equalization operation with reference to a magnitude of fading | — | 1994-04-19 |
| 5267265 | Decision feedback equalizer with expansion and decision circuit | — | 1993-11-30 |
| 5241320 | Cross-polarization interference canceller | — | 1993-08-31 |
| 5173925 | Demodulating system capable of accurately equalizing received signals using error correction codes | — | 1992-12-22 |
| 5068667 | Cross-polarization interference canceller | — | 1991-11-26 |
| 5005185 | Parallel mode adaptive transversal equalizer for high-speed digital communications system | Hideki Matsuura | 1991-04-02 |
| 4908838 | Correlation detecting circuit operable in a low frequency | — | 1990-03-13 |
| 4859956 | Validity decision circuit capable of correctly deciding validity of an error signal in a multilevel quadrature amplitude demodulator | — | 1989-08-22 |
| 4803438 | 8-phase phase-shift keying demodulator | — | 1989-02-07 |
| 4638495 | Automatic adaptive equalizer | — | 1987-01-20 |
| 4627072 | Equalizer modifying a phase of a gain control signal to carry out equalization | Toshihiko Ryu | 1986-12-02 |
| 4567599 | Automatic adaptive equalizer having improved reset function | — | 1986-01-28 |