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Patent Searching and Data


Title:
TRANSACTION METHOD, DEVICE, AND SYSTEM EMPLOYING BLOCKCHAIN
Document Type and Number:
WIPO Patent Application WO/2021/042685
Kind Code:
A1
Abstract:
The present application discloses a transaction method employing a blockchain, comprising: a regulatory agency using a preset first encryption technique to hide identity information of a sender and a receiver; when the sender and the receiver are conducting a transaction on the basis of a target blockchain, the sender using a preset second encryption technique to hide the actual transaction amount of the transaction; and the sender sending the hidden actual transaction amount to the receiver. The transaction method is used to hide the sender, the receiver, and the actual transaction amount, thus achieving privacy protection for blockchain transactions.

Inventors:
WANG DONG (CN)
XUAN JIAXING (CN)
LI GUOMIN (CN)
ZHOU LEI (CN)
SHI XIN (CN)
ZHAO LIHUA (CN)
Application Number:
PCT/CN2020/077637
Publication Date:
March 11, 2021
Filing Date:
March 03, 2020
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Assignee:
STATE GRID BLOCKCHAIN TECH BEIJING CO LTD (CN)
STATE GRID ELECTRONIC COMMERCE CO LTD (CN)
STATE GRID CORP CHINA (CN)
International Classes:
H04L29/06
Domestic Patent References:
WO2019072300A22019-04-18
Foreign References:
CN110545279A2019-12-06
CN110089069A2019-08-02
CN106549749A2017-03-29
CN108764874A2018-11-06
CN106790253A2017-05-31
Attorney, Agent or Firm:
CHINA PAT INTELLECTUAL PROPERTY OFFICE (CN)
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