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:
Sep. 12, 2006
Filed:
Dec. 12, 2002
Ljupco Kocarev, San Diego, CA (US);
Goce Jakimoski, Tallahassee, FL (US);
Gianguido Rizzotto, Agrate Brianza, IT;
Paolo Amato, Llmblate, IT;
Ljupco Kocarev, San Diego, CA (US);
Goce Jakimoski, Tallahassee, FL (US);
Gianguido Rizzotto, Agrate Brianza, IT;
Paolo Amato, Llmblate, IT;
STMicroelectronics S.r.l., Agrate Brianza, IT;
Abstract
In an encryption/decryption system for converting data signals between an unencrypted plaintext format and an encrypted ciphertext format plurality of round modules are provided permitting a respective set of input data signals (TEXT IN) to generate a respective set of output data signals (TEXT OUT) by means of transformation controlled by a round key (SUBKEY). The transformation is identified by at least one map function derived from a chaotic map.