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:
Aug. 22, 2023

Filed:

Apr. 30, 2021
Applicant:

Hewlett Packard Enterprise Development Lp, Houston, TX (US);

Inventors:

Catherine Graves, Milpitas, CA (US);

Can Li, Palo Alto, CA (US);

John Paul Strachan, Milpitas, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11C 27/00 (2006.01); G11C 15/04 (2006.01);
U.S. Cl.
CPC ...
G11C 27/005 (2013.01); G11C 15/046 (2013.01);
Abstract

An analog content addressable memory (aCAM) that enables parallel searching of analog ranges of values and generates analog outputs that quantify matches between input data and stored data is disclosed. The input data can be compared with the stored data, and the input data can be determined to match the stored data based on a value associated with the input data being within a range associated with the stored data. The aCAM can generate an analog output that represents a number of matches and a number of mismatches between the input data and the stored data. Based on the analog output, whether the input data matches the stored data and a degree to which the input data matches the stored data can be determined.


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