System and method for transmitting consumption record
A technology of consumption recording and transmission system, applied in point-of-sale network system, payment architecture, payment circuit, etc., can solve the problems of inability to replace faulty dongle devices, inability to serve as invoices, and unexplained pairing processing steps.
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[0057] In this specification, the specific implementation and implementation of the present invention are described in detail through device structure diagrams and processing step diagrams. Commonly known methods, steps and circuit structures of commercially available modules are not described in order to avoid lengthy descriptions and confusion.
[0058] 1. Structure
[0059] The structure of the present invention is as follows:
[0060] figure 1 system overview diagram,
[0061] The system of the present invention consists of the following units:
[0062] 1. The consumption record receiving device (1), held by the consumer, is used to collect receipts / invoices and other consumption records after payment. The consumption record receiving device (1) works in an offline environment, and the offline means not using the Internet;
[0063] 2. Consumption record sending device (2), owned by the merchant, used to send receipts / invoices and other consumption records, in the form of ...
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