Method and device for detecting the position of an object

Details Method and device for detecting the position of an object Method and device for detecting the position of an object

1981-03-24

1984-03-06

Boudreau, Leo H.

Image analysis

Histogram processing

For setting a threshold

358101, 364490, 364559, 382 34, 382 48, G06K 932

Patent

active

044358350

ABSTRACT:
A position detecting method is disclosed wherein the position of an object is detected by the use of pattern information which are taken from an observational region on the object contained within a whole region. Positional information of at least one of standard pattern is extracted from a pattern of the whole region are stored in advance; positional information of the standard pattern are extracted from the pattern taken from the observational region on the object; and the positional information of the standard pattern in the whole region and the observational region are compared, to decide which part of the whole region the observational region is and to detect the position of the object.

REFERENCES:
patent: 3898617 (1975-08-01), Kashioka et al.
patent: 4014000 (1977-03-01), Uno et al.
patent: 4021778 (1977-05-01), Ueda et al.
patent: 4091394 (1978-05-01), Kashioka et al.
patent: 4238780 (1980-12-01), Doemens
patent: 4242662 (1980-12-01), Tsujiyama et al.
patent: 4300122 (1981-11-01), McMahon

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