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.:

US 9646178 B1

PDF
Full Text
Expired
Date of Patent:
May. 09, 2017

Filed:

Oct. 15, 2014
Applicant:

Empire Technology Development Llc, Wilmington, DE (US);

Inventor:

Edwin Kan, Ithaca, NY (US);

Assignee:

EMPIRE TECHNOLOGY DEVELOPMENT LLC, Wilmington, DE (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); G06F 21/79 (2013.01); G11C 16/04 (2006.01); G11C 16/10 (2006.01); H04L 9/08 (2006.01); G06F 21/34 (2013.01);
U.S. Cl.
CPC ...
G06F 21/79 (2013.01); G11C 16/0408 (2013.01); G11C 16/10 (2013.01); H04L 9/0866 (2013.01); H04L 9/3278 (2013.01); G06F 21/34 (2013.01);
Abstract

Technologies are generally described for partial programming of memory having physically unclonable functions for secure data storage. In some examples, a sender that wishes to securely send data to a recipient using a physical memory may measure a program threshold average and a program threshold variation for bits in the memory and group the bits into different bins based on the measured average and variation. The sender may partially program the data to a set of bits selected from one or more of the bins by applying partial program pulses to the bits based on the program threshold average and the program threshold variation. The sender may then provide the partially-programmed memory to the recipient. The recipient may then partially program the received memory based on the program threshold average and the program threshold variation to recover the programmed data.


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