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.

Date of Patent:
Jan. 17, 1978

Filed:

Oct. 05, 1976
Applicant:
Inventor:

Masataka Hirasawa, Yokohama, JA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K / ; H03K / ; H03K / ; H03K / ;
U.S. Cl.
CPC ...
307205 ; 307207 ; 307215 ; 307218 ;
Abstract

A complementary MOS logic circuit for obtaining second logic signals corresponding to a large number of logic combinations derived from a group of first logic signals, wherein a plurality of series circuits each formed of a plurality of series-connected first channel type IG-FET's and a plurality of series circuits each formed of a plurality of series-connected second channel type IG-FET's are jointly connected to the output terminal of said complementary MOS type logic circuit; the gates of the first and second channel type IG-FET's are supplied with first logic signals and those complementary thereto to specify a desired block circuit consisting of the component series circuits formed of the first and second channel type IG-FET's; and a second logic signal is conducted to the output terminal through the specified block circuit.


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