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:
Nov. 08, 2022
Filed:
Oct. 08, 2020
Tencent Technology (Shenzhen) Company Ltd, Guangdong, CN;
Rui Guo, Shenzhen, CN;
Mao Cai Li, Shenzhen, CN;
Zong You Wang, Shenzhen, CN;
Hai Tao Tu, Shenzhen, CN;
Li Kong, Shenzhen, CN;
Kai Ban Zhou, Shenzhen, CN;
Chang Qing Yang, Shenzhen, CN;
Nan Wang, Shenzhen, CN;
Yong Ding, Shenzhen, CN;
Yi Fang Shi, Shenzhen, CN;
TENCENT TECHNOLOGY (SHENZHEN) COMPANY LTD, Shenzhen, CN;
Abstract
A data backup method includes querying a first block of a first blockchain for unused transaction output information based on a first condition being met, the first block including each block of all blocks included in the first blockchain; generating transaction information according to the unused transaction output information obtained based on the querying, the transaction information indicating a transaction operation based on an account address to which the unused transaction output information belongs; recording the transaction information in a second block and releasing the second block, and recording the second block on which a consensus is reached on a second blockchain; and backing up the first blockchain into a storage system, and deleting the first blockchain. Counterpart apparatus, terminal, server, and/or non-transitory computer-readable medium are also contemplated.