Motion detection for video including that obtained from film

Details Motion detection for video including that obtained from film Motion detection for video including that obtained from film

1991-08-08

1993-11-30

Groody, James J.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358214, H04N 978, H04N 718

Patent

active

052670350

ABSTRACT:
A method and apparatus for detecting image motion in a television signal obtained by conversion of film images to a sequence of television video fields using the 2-3 film pulldown technique, comprising generating a plurality of interim motion detection signals which are always based upon a comparison of image points in the video signal which are spaced two sequential fields apart, and gating the plurality of interim motion detection signals together in order to generate a final motion detection signal.

REFERENCES:
patent: 4651211 (1987-03-01), Weckenbrock et al.
patent: 4672442 (1987-06-01), Yamaguchi et al.
patent: 4881125 (1989-11-01), Krause
patent: 5023713 (1991-06-01), Nishigori

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