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:
May. 21, 1991
Filed:
Jan. 08, 1990
Applicant:
Inventor:
James L Burrows, Merrimack, NH (US);
Assignee:
Lockheed Sanders, Inc., Nashua, NH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11C / ;
U.S. Cl.
CPC ...
365 49 ; 36518905 ;
Abstract
A comparison circuit which is both window addressable and content addressable, the circuit including comparison elements which include a pair of match transistors which isolate outputs indicating whether an input is not greater than stored data and whether an input is not less than stored data from an output indicating whether an input is equal to stored data.