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:
Dec. 10, 1991
Filed:
Oct. 12, 1990
Applicant:
Inventor:
Takeshi Nakano, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
307231 ; 307517 ; 307360 ; 328132 ;
Abstract
A first device serves to sense a start of a transition of an address signal and to generate a transition start signal representative thereof. The first device has a first predetermined input switching voltage with respect to the address signal. A second device serves to sense an end of a transition of the address signal and to generate a transition end signal representative thereof. The second device has a second predetermined input switching voltage with respect to the address signal. The first and second predetermined input switching voltages are positively different from each other.