Automatic object image follow-up device

Details Automatic object image follow-up device Automatic object image follow-up device

1990-08-14

1991-07-09

Adams, Russell E.

Facsimile and static presentation processing

Facsimile

Recording apparatus

354401, 354430, 354400, 354402, H04N 5232

Patent

active

050310496

ABSTRACT:
An automatic object image follow-up device includes a setting circuit for shiftably setting a follow-up field; an extracting circuit for extracting a feature of an object in relation to the follow-up field; a store for storing the extracted feature; a detecting circuit for detecting a relative shift between the object and the device on the basis of the feature of the object extracted by the extracting circuit and the feature stored by the store; and a shifting circuit for shifting the follow-up field following up the object according to the relative shift.

REFERENCES:
patent: 4531157 (1985-07-01), Ishikawa
patent: 4547055 (1985-10-01), Ehrenfried
patent: 4647979 (1987-03-01), Urata
patent: 4719485 (1988-01-01), Shikaumi
patent: 4762986 (1988-08-01), Suda et al.
Japanese Laid-Open Patent No. SHO-59-130829, dated Oct. 11, 1979.

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