Title:
METHOD AND DEVICE FOR IMPROVING SAFETY OF QUICK RESPONSE CODE CONSUMPTION VOUCHER
Document Type and Number:
WIPO Patent Application WO/2018/223585
Kind Code:
A1
Abstract:
A method and device for improving the safety of a quick response code consumption voucher, relating to the technical field of quick response codes. The method comprises: sending a purchase instruction to a vending machine (11); receiving a quick response code obtained according to the purchase instruction, the quick response code being displayed on a terminal (12); determining a distance between the terminal and the vending machine (13); and when the distance is greater than a preset distance, loading a mask layer on the quick response code and locking the mask layer, wherein the mask layer is used for covering the quick response code (14). According to the method, the safety of the quick response code can be effectively protected, the quick response code is avoided from being stolen and used by other people, and the interests of consumers are protected from being damaged.
Inventors:
LI WENHUA (CN)
Application Number:
PCT/CN2017/107885
Publication Date:
December 13, 2018
Filing Date:
October 26, 2017
Export Citation:
Assignee:
SHENZHEN GENUINE INNOVATIVE TECH CO LTD (CN)
International Classes:
G06Q20/20
Foreign References:
| CN107248071A | 2017-10-13 | |||
| CN105653963A | 2016-06-08 | |||
| CN102651866A | 2012-08-29 | |||
| US20070293190A1 | 2007-12-20 | |||
| US20130246220A1 | 2013-09-19 |
Attorney, Agent or Firm:
LIUJIA CHINA IP LAW OFFICE (CN)
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