Television – Format conversion
Patent
1995-12-20
1998-02-17
Kostak, Victor R.
Television
Format conversion
348458, 348445, H04N 701
Patent
active
057196338
ABSTRACT:
A video signal format conversion apparatus, includes a memory for writing an input data by a first clock equal to a sampling rate of the input data and reading the input data by a second clock which is different from the first clock; a shift register for shifting the data read by the memory by the second clock; a multiplication and summation circuit for multiplying each of a plurality of data output from the shift register by a factor corresponding thereto among the plurality of factors and outputting a sum of values obtained by the multiplication by the second clock.
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IEEE Transactions on Consumer Electronics 40 (1994) Aug., No. 3, New York, US, "Combined TV Format Control and Sampling Rate Conversion IC", pp. 711-716.
IEEE Transactions on Consumer Electronics 38 (1992) Aug., No. 3, New York, US, "Development of Picture Converting System Applying An NTSC Signal to a Wide Aspect Display", pp. 303-311.
Search Report for EP Application 95119980.1, Mailed Oct. 8, 1996.
Kubota Masashi
Nishio Toshirou
Suzuki Hidekazu
Kostak Victor R.
Matsushita Electric - Industrial Co., Ltd.
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