Apparatus for converting frame format of a television signal to

Details Apparatus for converting frame format of a television signal to Apparatus for converting frame format of a television signal to

1994-08-01

1995-12-05

Groody, James J.

Television

Format conversion

348443, 348445, 348446, 348458, 348459, H04N 701

Patent

active

054733812

ABSTRACT:
An apparatus for converting a frame format of a television signal to a display format includes a scanning format conversion circuit for converting a scanning format of an input video signal to a progressive scanning type if it is of an interlaced scanning type, a scanning line conversion circuit for converting the number of vertical scanning lines of an output video signal from the scanning format conversion circuit to that of the display format, a horizontal pixel conversion circuit for converting the number of horizontal pixels of an output video signal from the scanning line conversion circuit to that of the display format, and a format control circuit for controlling the scanning format conversion circuit, the scanning line conversion circuit and the horizontal pixel conversion circuit to convert a frame format of the input video signal to the display format.

REFERENCES:
patent: 4989091 (1991-01-01), Lucas
patent: 5095354 (1992-03-01), Sokawa et al.
patent: 5208669 (1993-05-01), Richards

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