H - Electricity – 04 – N
Patent
H - Electricity
04
N
H04N 7/18 (2006.01) G10H 1/36 (2006.01) H04N 5/76 (2006.01) H04N 5/775 (2006.01) H04N 7/00 (2006.01) H04N 7/08 (2006.01) H04H 1/02 (2006.01)
Patent
CA 2184445
A karaoke device includes a song memory unit for storing digital audio data therein; a processing unit operable to retrieve the digital audio data from the song memory unit; an audio synthesizer unit for receiving the digital audio data and for generating a stereophonic digital audio output corresponding to the digital audio data; a digital-to-analog converting unit converting the digital audio output into an analog audio signal and adapted to be connected electrically to an external microphone unit so as to receive an external voice signal therefrom, the converting unit mixing the analog audio signal and the external voice signal and generating a mixed audio signal output; and an audio-visual signal transmitting unit including an image memory unit for storing predetermined digital video data and character data therein, control means for receiving lyrics data from the processing unit and the digital video data from the image memory unit, the control means being operable to convert the digital video data to an analog video signal and to generate character images based on the character data and corresponding to the lyrics data, the character images being superimposed on the analog video signal, and a transmitting circuit for transmitting wirelessly the video signal and the audio output for reception by the television set. 21
Goudreau Gage Dubuc
Sycom International Corp.
LandOfFree
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