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. 17, 1987
Filed:
Jan. 27, 1984
Applicant:
Inventors:
Nobuyuki Yasutake, Yokohama, JP;
Toshitaka Tsuda, Yokohama, JP;
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H03K / ;
U.S. Cl.
CPC ...
307494 ; 307355 ; 307360 ; 3072 / ; 307315 ;
Abstract
A differential switching circuit includes a first current switching circuit having a first input terminal; a second current switching circuit having a second input terminal and a threshold different from that of the first circuit; and a constant current source commonly connected to the first and second circuits. Complementary input signals are applied to the first and second input terminals.