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:
Jan. 24, 1995
Filed:
Jul. 02, 1993
Applicant:
Inventor:
Shigeki Tanaka, Nara, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C / ; H03K / ;
U.S. Cl.
CPC ...
327 94 ; 327 91 ;
Abstract
A sample and hold circuit is arranged to have a common input bus line and a plurality of combinations of analog switches and capacitors connected to the command input bus line. The sample and hold circuit includes as features a signal feeding unit for sequentially feeding a sampling control signal to the analog switches and a preventing unit for preventing the plurality of analog switches from being made conductive at one time because of the delay of the sampling control signal.