Title:
CODE HOPPING BASED SYSTEM WITH INCREASED SECURITY
Document Type and Number:
WIPO Patent Application WO/2013/039952
Kind Code:
A8
Abstract:
An access system includes a transmitter and a receiver for exchange of secure data wherein the system uses an encryption and a decryption algorithm to exchange a secure data packet. The secure data packet may include an unencrypted data packet and an encrypted data packet. The encrypted data packet may include first data encrypted by the encryption algorithm, and data decrypted by the decryption algorithm, wherein the data decrypted by the decryption algorithm includes a combination of a secure signature and second data encrypted by the encryption algorithm.
Inventors:
DELPORT VIVIEN (US)
STUCKEY MICHAEL A (US)
ALEMAN ENRIQUE (US)
STUCKEY MICHAEL A (US)
ALEMAN ENRIQUE (US)
Application Number:
PCT/US2012/054728
Publication Date:
June 27, 2013
Filing Date:
September 12, 2012
Export Citation:
Assignee:
MICROCHIP TECH INC (US)
DELPORT VIVIEN (US)
STUCKEY MICHAEL A (US)
ALEMAN ENRIQUE (US)
DELPORT VIVIEN (US)
STUCKEY MICHAEL A (US)
ALEMAN ENRIQUE (US)
International Classes:
G07C9/00; B60R25/04; B60R25/24; H04L9/06; H04L29/06; H04W12/02; H04W12/06
Attorney, Agent or Firm:
SLAYDEN, Bruce, W., II (401 Congress Ave. Suite 320, Austin TX, US)
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