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:
Jul. 19, 2016

Filed:

Jun. 30, 2015
Applicant:

Stmicroelectronics International N.v., Schiphol, NL;

Inventors:

Amit Chhabra, Delhi, IN;

Kailash Digari, Greater Noida, IN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 11/41 (2006.01); G11C 11/419 (2006.01);
U.S. Cl.
CPC ...
G11C 11/419 (2013.01);
Abstract

A multi-supply dual port register file is disclosed. The register file may be used for transferring data between two power domains that operate on different voltages or frequencies. The register file comprises a memory cell that stores the data transferred between the domains. The memory cell may be independently supplied by a reference voltage independent of that of the memory periphery. A write power domain write data to the memory cell in accordance with its operating voltage and frequency and an independent read power domain may read data from the memory cell in accordance with its independent operating voltage and frequency. The register file facilitates efficient crossing between the read and write power domains.


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