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:
Apr. 13, 1993

Filed:

Apr. 01, 1991
Applicant:
Inventors:

Bhalchandra R Tulpule, Farmington, CT (US);

Steven A Avritch, Bristol, CT (US);

Assignee:

United Technologies Corporation, Hartford, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
340825160 ; 34082503 ; 3408253 ; 3401462 ;
Abstract

A signal selection system has input thereto a plurality of redundant input signals having varying values along with signals indicative of the validity of the plurality of input signals, comparison logic compares all possible pairwise combinations of the input signals to determine which input signal in each of the input signal pairs has the greater value or to determine if the input signals in each pair have equal values. Mid value selection logic determines which one or more of the values of the input signals from the plurality of valid input signals are to be used to determine the output signal according to a mid value selection criterion. The selection logic has a plurality of combinational logic elements arranged to execute predetermined Boolean logic equations in determining which one or more of the values of the input signals from the plurality of valid inputs are to be used to determine the output signal according to the predetermined mid value selection criterion.


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