Movement detection apparatus for detecting movement vectors from

Details Movement detection apparatus for detecting movement vectors from Movement detection apparatus for detecting movement vectors from

1992-07-31

1993-03-30

Kostak, Victor R.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358222, H04N 718

Patent

active

051988968

ABSTRACT:
A movement vector detecting apparatus includes an area decision circuit for calculating a movement vector from a signal filtered through a first preprocessing filter and deciding an image area for obtaining a target movement vector, and a movement vector operation circuit for calculating a movement vector associated with the image area in accordance with a signal filtered through a second preprocessing filter and under the control of the area decision circuit.

REFERENCES:
patent: 4692806 (1987-09-01), Anderson et al.
patent: 4739401 (1988-04-01), Sacks et al.
patent: 4996594 (1991-02-01), Murayama
patent: 5107293 (1992-04-01), Sekine et al.
patent: 5128768 (1992-07-01), Sada et al.

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