Distance detection apparatus

Details Distance detection apparatus Distance detection apparatus

1986-04-14

1988-07-19

Buczinski, Stephen C.

Optics: measuring and testing

Range or remote distance finding

With photodetection

354403, G01C 300, G03B 300

Patent

active

047580828

ABSTRACT:
The invention relates to an active type AF apparatus. In an AF type apparatus for radiating light from a projecting means to an object, receiving light reflected by the object by first and second photosensor portions, and obtaining distance data based on outputs form the photosensor portions, the signals from the first and second photosensor portions are time-divisionally integrated in the same direction by a single integrating circuit and distance data is obtained based on data on integrated values.

REFERENCES:
patent: 4117325 (1978-09-01), Halle et al.
patent: 4334150 (1982-06-01), Herbst et al.
patent: 4334151 (1982-06-01), Herbst et al.
patent: 4384199 (1983-05-01), Ogino et al.
patent: 4529304 (1985-07-01), Ogawa et al.
patent: 4542971 (1985-09-01), Numata
patent: 4550995 (1985-11-01), Toyama
patent: 4618235 (1986-10-01), Ishida et al.

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