Password keyboard, payment system and payment method thereof

Password keyboard, payment system and payment method thereof

The invention provides a password keyboard, a payment system and a payment method thereof. The password keyboard comprises a keyboard body, a key input assembly and a communication interface, wherein the key input assembly comprises a numeric key module and a function key module. The password keyboa...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: JIANG JINYANG, CHEN CHUIJIAN, ZHOU WENXIA
Format: Patent
Sprache:chi ; eng
Schlagworte:
CALCULATING
COMPUTING
COUNTING
DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR
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Beschreibung
Zusammenfassung:The invention provides a password keyboard, a payment system and a payment method thereof. The password keyboard comprises a keyboard body, a key input assembly and a communication interface, wherein the key input assembly comprises a numeric key module and a function key module. The password keyboard further comprises a sound wave processing assembly and a data processing chip, wherein the sound wave processing assembly is electrically connected with the data processing chip, and the data processing chip is electrically connected with a POS (Point Of Sale) terminal through the communication interface; the sound wave processing assembly comprises a sound wave receiving module, a sound wave filtering module, a sound wave amplifying module and a sound wave sampling module, the sound wave receiving module is electrically connected with the sound wave filtering module, the sound wave filtering module is electrically connected with the sound wave amplifying module, and the sound wave amplifying module is electrica