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:
Dec. 29, 2009
Filed:
Mar. 23, 2005
Applicants:
Thomas E. Daniels, Boone, IA (US);
Mani Mina, Ames, IA (US);
Steve F. Russell, Ames, IA (US);
Inventors:
Assignee:
Iowa State University Research Foundation, Inc., Ames, IA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 7/167 (2006.01); H04L 9/30 (2006.01); H04L 9/32 (2006.01); G06F 21/00 (2006.01); G06F 7/04 (2006.01); H04L 9/00 (2006.01); H04L 9/20 (2006.01); G11B 19/02 (2006.01); H04K 1/00 (2006.01); G08C 19/16 (2006.01); H03M 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods and apparatus or systems for providing security based on innate characteristics of devices are disclosed. A method of providing security associated with communications from a digital device includes observing an analog signal associated with communications from the digital device, characterizing the digital device at least partially based on the analog signal, and providing a security feature at least partially based on the step of characterizing.