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. 17, 2023
Filed:
Apr. 21, 2021
Samsung Electronics Co., Ltd., Suwon-si, KR;
Snu R&db Foundation, Seoul, KR;
Industry Academic Cooperation Foundation Chosun University, Gwangju, KR;
Jong Seon No, Seoul, KR;
Yong Woo Lee, Seoul, KR;
Eunsang Lee, Seoul, KR;
Joon Woo Lee, Seoul, KR;
Young Sik Kim, Gwangju, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
SNU R&DB FOUNDATION, Seoul, KR;
Industry-Academic Cooperation Foundation Chosun University, Gwangju, KR;
Abstract
An encryption method and apparatus based on homomorphic encryption using a composition of functions. The encryption method includes generating a ciphertext by encrypting data, and bootstrapping the ciphertext by performing a modular reduction based on a composition of a function for a modulus corresponding to the ciphertext.