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:
Apr. 17, 2012
Filed:
Aug. 08, 2007
Jeong Hyun Yi, Daejeon, KR;
Jung Hee Cheon, Seoul, KR;
Taekyoung Kwon, Seoul, KR;
Mun-kyu Lee, Bucheon-si, KR;
Eunah Kim, Seoul, KR;
Jeong Hyun Yi, Daejeon, KR;
Jung Hee Cheon, Seoul, KR;
Taekyoung Kwon, Seoul, KR;
Mun-Kyu Lee, Bucheon-si, KR;
Eunah Kim, Seoul, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
A key calculation method and a shared key generation method, the key calculation method including: generating two keys to perform a key calculation; calculating a first value based on coefficients having an identical coefficient value among coefficients included in each of the two keys; and performing a coordinates operation or an exponentiation operation based on the first value, wherein the calculating of the first value is performed with respect to each of coefficient values included in the two keys, excluding 0.