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, 1995
Filed:
Apr. 01, 1994
Applicant:
Inventor:
Tetsuya Tateno, Isehara, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06J / ;
U.S. Cl.
CPC ...
364606 ; 364602 ;
Abstract
An operational circuit device for calculating a plurality of bit data includes, an input unit for inputting a plurality of bit data, a constant current source provided for each of the plurality of bit data for generating a predetermined current in accordance with the bit data inputted from the input unit and a calculation unit for calculating a sum of the predetermined currents from the constant current sources.