The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 05, 1989
Filed:
Oct. 17, 1986
Applicant:
Inventors:
Satoshi Ogiwara, Atsugi, JP;
Izumi Ichikawa, Atsugi, JP;
Haruo Imano, Yokohama, JP;
Genmei Miura, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
455617 ; 250578 ; 35821315 ; 455619 ; 370-1 ;
Abstract
A light signal receiver comprises a plurality of photo-sensors, a detector for detecting signal levels of light signals sensed by the photo-sensors, a selector for selecting those photo-sensors which result in a proper output signal, and output means for combining the signals sensed by the selected photo-sensors to produce the output signal.