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:
May. 26, 1981
Filed:
Jul. 11, 1979
Applicant:
Inventor:
Masakazu Mitamura, Gyoda, JP;
Assignee:
Takeda Riken Kogyo Kabushikikaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
3403 / ; 3403 / ; 3403 / ; 3403 / ; 324 / ; 7336 / ;
Abstract
In an A-D converter of a dual slope system, a digital value set by setting means is provided to switch drive signal generating means to derive therefrom a switch drive signal of a time width corresponding to the digital value, and by the switch drive signal a switch is turned ON, through which a constant voltage is superimposed on an analog input voltage.