Shoichi Mizoguchi

Demodulation system having adaptive matched filter and decision feedback equalizer

Cross-polarization interference canceller

Automatic adaptive equalizer having improved reset function

8-phase phase-shift keying demodulator

Demodulating system capable of accurately equalizing received signals using error correction codes

Parallel mode adaptive transversal equalizer for high-speed digital communications system

VOD reception with demodulation and quantization held during carrier switching to produce a video signal before the carrier switching

Decision feedback equalizer with expansion and decision circuit

Automatic adaptive equalizer

Validity decision circuit capable of correctly deciding validity of an error signal in a multilevel quadrature amplitude demodulator