Patent ReferencesAudio-visual teaching system Impact printer head capable of printing a dot at a distance narrower than a thickness of a printer unit Mechanical amplification mechanism for electromechanical transducer Video communications system having a remotely controlled central source of video and audio data Music reproducing method and apparatus which mixes voice input from a microphone and music data Entertainment apparatus for producing orchestral music accompaniment and a selected background video Patent #: 5233438 InventorAssigneeApplicationNo. 980764 filed on 11/24/1992US Classes:725/116, Control process84/464R, Producing color or light effects84/609, Note sequence84/610, Accompaniment386/54, Audio signal386/106, Disc434/307A, Karaoke725/131Receiver (e.g., set-top box)ExaminersPrimary: Kostak, Victor R.Assistant: Flynn, Nathan J. Attorney, Agent or FirmForeign Patent References
International ClassH04N 005/78Foreign Application Priority Data1991-11-26 JPAbstractThe music number is input through the panel switch arranged in the music accompanying apparatus. The modulated music number signal by the modulation-demodulation device is transmitted to the control apparatus through the coaxial cable. In the control apparatus, the music number data signal is received through the coaxial cable, and further demodulated into the music number data by the modulation-demodulation device. The controller reads out the various music data. At the same time, the controller controls the four video disc devices so that the four video picture data each of which is corresponded to the different music genre, are reproduced by the video disc devices. Thereafter, both the various music data and the four video picture data are mutually superimposed through the head amplifier after modulated by each of the modulators and transmitted to each of the music accompanying apparatuses through the coaxial cable. In the music accompanying apparatus, one of the four video picture data is selected by the video tuner based on the song tone data and both the video picture and the song text are displayed on the video monitor at the same time through picture synthesizing circuit.Other References
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