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:
Sep. 07, 2021
Filed:
Jan. 28, 2020
Applicant:
Advanced New Technologies Co., Ltd., Grand Cayman, KY;
Inventors:
Assignee:
Advanced New Technologies Co., Ltd., Grand Cayman, KY;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 16/23 (2019.01); G06F 16/22 (2019.01); G06Q 20/38 (2012.01); G06Q 20/06 (2012.01); G06Q 20/22 (2012.01);
U.S. Cl.
CPC ...
G06F 16/2379 (2019.01); G06F 16/2246 (2019.01); G06Q 20/065 (2013.01); G06Q 20/229 (2020.05); G06Q 20/382 (2013.01); G06Q 20/388 (2013.01);
Abstract
A method of storing blockchain state data, including: after execution of a transaction in a target block is completed, based on a latest account state of a target account related to the transaction in the target block after update, generating updated data nodes corresponding to the current Merkle state tree of the target block and, based on generated historical data nodes and data nodes other than the reused data nodes corresponding to the target account on the historical Merkle state tree of the previous block of the target block, creating the historical Merkle state tree for the target block.