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:
Jul. 07, 2020
Filed:
Apr. 25, 2019
Alibaba Group Holding Limited, George Town, KY;
Ziqiang Chen, Hangzhou, CN;
Alibaba Group Holding Limited, George Town, Grand Cayman, KY;
Abstract
The present application provides a barcode-based communication method, including: rendering first transmission information into a first barcode, and displaying the first barcode for scanning by a peer device; and scanning a second barcode displayed by the peer device, to obtain second transmission information included in the second barcode, where the second transmission information is obtained by the peer device based on a processing result of the first transmission information. According to the technical solutions of the present application, two communication parties can perform bidirectional information transmission by using barcodes, to alleviate information asymmetry caused by unidirectional communication and improve service integrity and security.
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