Analog recording system

Apparatus and method for digital speech filing and retrieval

Apparatus and method for recording and reproducing digital data

Apparatus and method for recording and reproducing digital signa

Apparatus and method for recording and reproducing digital video

Apparatus for processing digital data

Apparatus for processing PCM signal

Apparatus for recording and/or reproducing digital and analog ma

Apparatus for recording and/or reproducing digital information s

Apparatus for recording and/or reproducing digital signal

Apparatus for recording and/or reproducing, in successive slant

Apparatus for recording digital data of various kinds on a slant

Apparatus for recording/reproducing a digital audio signal with

Apparatus for reproducing digital and analog audio signals

Apparatus for reproducing digital signal

Apparatus for variably compressing video and audio information w

Asynchronously sampling wide bi-phase codes

Audio and video digital recording and playback system

Audio and video digital recording and playback system

Audio digital recording and playback system