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:
Oct. 20, 1992
Filed:
Oct. 23, 1990
Applicant:
Inventor:
Sam Y Bang, Bucheon, KR;
Assignee:
Samsung Electronics Co., Ltd., Kyungki, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03M / ;
U.S. Cl.
CPC ...
341166 ; 341127 ;
Abstract
An automatic reference voltage controller of an integral A/D converter comprises a reference voltage switching circuit, an input voltage switching circuit, a Miller integrator, a comparing circuit, a logic circuit, and an automatic reference voltage control means for reducing the output error of the integral A/D converter. According to the present invention, the error of the digital output signal due to the limit error of the integral A/D converter can be reduce by automatic control of the reference voltage.