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:
Jan. 03, 2023
Filed:
Feb. 10, 2021
Applicants:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Snu R&db Foundation, Seoul, KR;
Industry Academic Cooperation Foundation Chosun University, Gwangju, KR;
Inventors:
Jong Seon No, Seoul, KR;
Yong Woo Lee, Seoul, KR;
Young Sik Kim, Gwangju, KR;
Joon Woo Lee, Seoul, KR;
Assignee:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2022.01); H04L 9/30 (2006.01); G06F 17/11 (2006.01);
U.S. Cl.
CPC ...
H04L 9/008 (2013.01);
Abstract
A method and apparatus for processing a ciphertext based on homomorphic encryption. The method includes determining an approximate polynomial corresponding to a modulus reduction for bootstrapping a ciphertext based on samples extracted from the modulus reduction, and bootstrapping the ciphertext based on the approximate polynomial.