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:
Nov. 01, 2011
Filed:
Mar. 27, 2007
James F. Hollander, Dallas, TX (US);
James F. Hollander, Dallas, TX (US);
Texas Instruments Incorporated, Dallas, TX (US);
Abstract
A portable electronic device. Tamper-resistant circuitry for inclusion in an electronic device. The tamper-resistant circuitry comprises wireless receiving circuitry operable to receive an incoming communication. The tamper-resistant circuitry also comprises a first circuit operable to change a signal state in response to the incoming communication. The tamper-resistant circuitry also comprises a verification sensor circuit coupled to the first circuit. The sensor is operable to detect a circuit condition indicative of unauthorized use and upon detection of the circuit condition to prevent the change of the signal state.