Range finding system suited for video camera

Facsimile and static presentation processing – Facsimile – Recording apparatus

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H04N 5232

Patent

active

046149740

ABSTRACT:
A range finding system suited for a video camera comprising range detection means for projecting a radiation beam toward an object and receiving a reflected beam coming from the object to detect the object distance, means for generating, on the basis of an image signal of the object, a compensation signal depending upon the radiation reflecting condition of that portion of the object which is irradiated by the radiation beam, and means responsive to this compensation signal for giving compensation to a detection signal of the range detection means.

REFERENCES:
patent: 4247187 (1981-01-01), Tamura
patent: 4333717 (1982-06-01), Tamura
patent: 4483613 (1984-11-01), Yokota
patent: 4529304 (1985-07-01), Ogawa et al.
patent: 4533241 (1985-08-01), Masunaga et al.
patent: 4550995 (1985-11-01), Toyama
patent: 4561746 (1985-12-01), Matsuda et al.

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