Method and apparatus for obtaining an object image and distance

Details Method and apparatus for obtaining an object image and distance Method and apparatus for obtaining an object image and distance

1988-12-09

1990-03-13

Groody, James J.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358105, H04N 718

Patent

active

049087045

ABSTRACT:
An apparatus for monitoring a moving object comprises an image memory for storing a reference monitor image of a designated monitor region, a distance map memory for storing a distance map, the monitor image of the designated monitor region and the distance map comprising a plurality of blocks having distance data from a predetermined reference point in the monitor region to points corresponding to the blocks, an object image detector for detecting an object image based on an input monitor image of the designated monitor region and the reference monitor image read out from the image memory, and a distance detector for detecting a distance from the reference point to the moving object in accordance with the detected object image and the distance map read out from the distance map memory.

REFERENCES:
patent: 4249207 (1981-02-01), Harman et al.
patent: 4709264 (1987-11-01), Tamura et al.

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