Preemphasis and clipping apparatus for reducing distortions

PRML regenerating apparatus

PRML regenerating apparatus having reduced number of charge pump

Programmable signal equalizer

Quadruplex recordings with ferrite heads resembling quadruplex r

Radio frequency equalizer

Rangeless servo notch optimization

Read channel apparatus for asynchronous sampling and...

Read channel apparatus for asynchronous sampling and...

Read channel equalization with enhanced signal to noise ratio

Read equalizer optimization based on the PTR effects to...

Read/write magnetic disk apparatus operable in plural density mo

Recording and reproducing system

Recording information reproducing apparatus for increasing...

Replay equalization circuit in digital image recorder

Reproduced waveform equilizing circuit for thin-film magnetic he

Reproducing apparatus capable of controlling amplitude and...

Reproducing apparatus capable of controlling equalization charac

Reproducing method, reproducing apparatus, recording and...

Reproducing method, reproducing apparatus, recording and...