Television – Basic receiver with additional function – For display of additional information
Patent
1996-08-15
1998-12-22
Hsia, Sherrie
Television
Basic receiver with additional function
For display of additional information
348565, 348567, 348568, 348569, H04N 5445, H04N 545
Patent
active
058524746
ABSTRACT:
In a television receiver and a display method thereof, the television receiver includes a video signal processing circuit for receiving a video signal, converting the signal into a video display signal, and outputting the signal therefrom; a video signal storage circuit for receiving the video display signal from the processing circuit, recording the signal for a predetermined period of time, writing the video display signal in an overwriting manner after lapse of the predetermined period of time, and repeating the recording operation at an interval of the predetermined period of time; a switch circuit for receiving the video display signals from the video signal processing and storage circuits, combining the signals with each other in a switching fashion, and outputting a resultant signal therefrom; a control circuit for controlling the video signal storage circuit and switch circuit in response to an indication signal supplied from an external device, combining with each other the video display signals from either one or both of the video signal storage circuit and switch circuit, and outputting an obtained signal therefrom, and a display circuit for displaying thereon the video display signal outputted from the switch circuit.
REFERENCES:
patent: 4972264 (1990-11-01), Bishop
Aoki Masahide
Hoshino Takeshi
Ishibashi Atsushi
Minemoto Takeshi
Nakagaki Nobufumi
Hitachi , Ltd.
Hsia Sherrie
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