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. 26, 2022
Filed:
Dec. 26, 2019
Samsung Sds Co., Ltd., Seoul, KR;
Young Woon Kwon, Seoul, KR;
Sang Jun Kang, Seoul, KR;
Jun Tae Kim, Seoul, KR;
Young Yoo Heo, Seoul, KR;
SAMSUNG SDS CO., LTD., Seoul, KR;
Abstract
An apparatus for guaranteeing the integrity of a state database includes a memory for storing one or more instructions, a communication interface for communicating with one or more blockchain nodes and a processor. The processor is configured, by executing the stored one or more instructions, to receive a request to query for a state value, obtain a first state value by querying a state database in response to the request, forward the request to the one or more blockchain nodes to receive a second state value from the one or more blockchain nodes and compare the first state value with the second state value to determine integrity of a state value.