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:
Oct. 31, 2000
Filed:
Jun. 04, 1997
Applicant:
Inventors:
Charles Robert Rimpo, Dayton, MD (US);
John Charles Ciccone, Tempe, AZ (US);
Yongyut Yuenyongsgool, Tempe, AZ (US);
Assignee:
Philips Electronics North America Corporation, Tarrytown, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04K / ;
U.S. Cl.
CPC ...
380 44 ; 380 47 ; 380282 ; 708277 ; 708490 ; 712 16 ; 364131 ; 364133 ; 706 10 ;
Abstract
A system for performing high speed exponentiation in a secure environment. The system includes an interface for receiving encrypted data sent from a host system, a plurality of exponentiators capable of operating concurrently, an encyptor decrypting data received from a host system and encrypting data produced from the exponentiators, and logic circuitry for selecting an available and properly functioning exponentiator to perform exponentiation on the received data.