Information hiding method of QR code

The invention discloses an information hiding method for a QR code, and the method comprises the steps: firstly obtaining verification information and hidden information according to coding information and user identity information, building a verification information retrieval table by taking the i...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	REN HANGPENG, LI CAIJIN, SONG CHUHUA, XIN RENLIN, LU JIANFENG, ZHAO WEIHAO, HUANG XIANGYE
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CALCULATING COMPUTING COUNTING HANDLING RECORD CARRIERS PHYSICS PRESENTATION OF DATA RECOGNITION OF DATA RECORD CARRIERS
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