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:
May. 05, 2026
Filed:
Nov. 03, 2023
Crypto Lab Inc., Seoul, KR;
Junbum Shin, Suwon-si, KR;
Jung Woo Kim, Seoul, KR;
Sumin Lee, Seoul, KR;
Seewoo Lee, Chungju-si, KR;
CRYPTO LAB INC., Seoul, KR;
Abstract
Disclosed is a data management method and apparatus. The data management method includes: obtaining a hash value of a key by using a predetermined hash function for each of a plurality of data in which the key matches a data value, sorting the plurality of data in which the key is changed to the hash value of the key based on the obtained hash value, classifying the plurality of sorted data into a plurality of groups according to a predetermined criterion; encoding the plurality of data classified into the plurality of groups, and generating a lookup table based on a predetermined hash value included in each of the plurality of classified groups.