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Class 386/104 - Digital audio signal


Subclass of Class 386 - Television signal processing for dynamic recording or reproducing
Definition: Subject matter wherein the audio signal is provided in
No. of patents: 371
Last issue date: 11/16/2010


                  10  
NumberTitleIssue Date
4477844Apparatus for recording a digital audio signal in a track with a video signal
Apparatus for recording and reproducing an information signal comprised of a video signal and an audio signal in a plurality of tracks extending obliquely on a magnetic tape includes a sample and hold circuit, an analog-to-digital converter and an encoder...
10/16/1984
4473850Method and apparatus for recording digitally coded television signals
Digitalized audio signals of a plurality of channels are stored blockwise in each channel and then recorded blockwise in repeating channel sequence in similarly situated portions of successive oblique tracks in which are also recorded concurrent video sig...
09/25/1984
4468710Digital video recorder
A digital video and audio data recording and/or reproducing apparatus includes a plurality of rotary magnetic heads provided in association with a tape guide drum assembly having a periphery about which a magnetic tape is helically transported at a predet...
08/28/1984
4417283Digital signal processing system
A digital signal processing system in which the actual signal data obtained through digitalization of the information signal and control data of the digital control signals are used for the control of the actual signal data and are transmitted together wi...
11/22/1983
4399471Apparatus for recording image information and sound recordings, presented as electrical input signals, on an image record plate
Apparatus to record image information, presented in the form of electrical input signals, as complete half-tone images in a spiral centered about the center of a plate-shaped image record and to make sound recordings, from electrical input signals, presen...
08/16/1983
4363039Automatic operation control apparatus for a PCM recording and reproducing system
A PCM recording system uses vertical and horizontal synchronizing signals like those of a television video signal, and records PCM sound signal data taking the form of PCM signals converted from a sound signal during specific ones of plural horizontal sca...
12/07/1982
4338629Process and apparatus for coding binary signals for numbering images or pictures stored on a recording medium for stop mode reproduction
Process for coding binary image numbering signals to be stored on a recording medium and device for reading these signals. The process aims at protecting these signals from variations encountered during the transcription process onto a recording medium. T...
07/06/1982
4246615System for recording and/or reproducing an audio signal which has been converted into a digital signal
A composite video signal recording and reproducing system also records and reproduces an audio signal after their conversion into a digital signal. The recording system converts an input analog audio signal into a digital signal and generates a synchroniz...
01/20/1981
4206476Control circuit for use with a time-compression/time-expansion system in a pulse signal record/playback device
A system for using a video signal recorder/playback device of the type normally adapted to record and/or reproduce video signals on a record medium, for recording and/or reproducing pulse signals on the record medium. The system includes time-compression/...
06/03/1980
4194198Digital preprogrammed television game system
Apparatus is provided to permit the control of circuitry within a video game generator including an audio playback device employing an audio tape or phonograph disc having recorded thereon digital data which is decoded and interfaced with the video game g...
03/18/1980
3991265Signal editing and processing apparatus
A signal editing and processing technique for converting a plurality of continuous signals, especially long term continuous audio signals respectively relating to short term still picture signals, to a transmitting signal in which signal transmission peri...
11/09/1976
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