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:
Oct. 21, 2025
Filed:
Oct. 13, 2022
Tencent Technology (Shenzhen) Company Limited, Shenzhen, CN;
Gengliang Zhu, Shenzhen, CN;
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED, Shenzhen, CN;
Abstract
The present disclosure provides a data synchronization method performed by a blockchain. The blockchain includes a hierarchical structure composed of a consensus node, a first service node and a second service node. The method includes: receiving, by the first service node, block header data issued, according to the hierarchical structure, by the consensus node; downloading, by the first service node, transaction hash data according to the block header data; receiving, by the first service node, a buffer mapping table of the second service node; and receiving, by the first service node according to the buffer mapping table of the second service node, the transaction content data transmitted by the second service node and corresponding to a storage index. The technical solution of this embodiment of the present disclosure can achieve a blockchain system having a segregation demand and an efficient and secure data synchronization solution in the system.