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:
Apr. 10, 2018
Filed:
Aug. 12, 2017
Jimmy Yong Xiao, San Jose, CA (US);
Surendra Kumar Rathaur, Los Altos, CA (US);
Visvamohan Yegnashankaran, Cupertino, CA (US);
Jimmy Yong Xiao, San Jose, CA (US);
Surendra Kumar Rathaur, Los Altos, CA (US);
Visvamohan Yegnashankaran, Cupertino, CA (US);
Casinda Inc., Milpitas, CA (US);
Abstract
An embodiment of the present invention is an identification circuit for generating an identification number (ID). The identification circuit includes a plurality of identification cells each comprising a latch having a first output and a second output that are opposite to each other. The first output and the second output are a function of process variations of the identification circuit. A first buffer and a second buffer are provided on both sides of the latch and connected to the first output and the second output of the latch, respectively.