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:
Mar. 12, 1991
Filed:
Jun. 30, 1989
Applicant:
Inventor:
Yasuhiro Sugimoto, Yokohama, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03M / ;
U.S. Cl.
CPC ...
341156 ; 341159 ;
Abstract
This invention discloses an analog/digital converter including comparator groups in which each comparator is constituted by bipolar transistors, for comparing reference voltages with an analog input voltage, and means for obtaining a digital converted value corresponding to the analog input voltage, in accordance with comparison results of in the comparator groups.