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:
Apr. 08, 1997
Filed:
Feb. 21, 1996
Applicant:
Inventors:
Masahiro Fujii, Tokyo, JP;
Yasuo Ohno, Tokyo, JP;
Tadashi Maeda, Tokyo, JP;
Takao Atsumo, Tokyo, JP;
Noriaki Matsuno, Tokyo, JP;
Keiichi Numata, Tokyo, JP;
Nobuhide Yoshida, Tokyo, JP;
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
326 21 ; 326 93 ;
Abstract
In a switching speed fluctuation detecting apparatus, an input terminal for receiving a signal having a definite time period, a series arrangement of at least one first logic circuit connected to the input terminal, a second logic circuit having a first input connected to the input terminal and a second input connected to an output of the series arrangement and an integrator connected to an output of the second logic circuit are provided.