Scan conversion apparatus
AssigneeMatsushita Electric Industrial Co., Ltd.
InventorHaruko Terai
Life of this patent
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Abstract
The scan conversion apparatus of the present invention comprises a video signal discriminating circuit for discriminating the kind of input video signal based on an interlaced scanning system; a telecine scan conversion circuit for converting input video signal into a video signal based on a progressive scanning system by processing suited for telecine video signal; a scan conversion circuit for converting input video signal into a video signal based on a progressive scanning system suited for signals other than telecine video signal; and a selector which selects and delivers the output from the telecine scan conversion circuit and the output from the scan conversion circuit in accordance with the result of discrimination executed by the video signal discriminating circuit.
Claims12
A scan conversion apparatus comprising:
- a video signal discriminating circuit for discriminating kinds of input video signals based on an interlaced scanning system;
- a telecine video scan conversion circuit for converting said input video signal into a video signal based on a progressive scanning system by processing suited for telecine video signal;
- a scan conversion circuit for converting said input video signal into a video signal based on a progressive scanning system by processing suited for signals other than telecine video signal;
- and
- a first selector which selects and delivers output from said telecine scan conversion circuit and output from said scan conversion circuit in accordance with result of discrimination executed by said video signal discriminating circuit.
Dependencies are inferred from the claim text.