Global roaming communication method utilizing virtual SIM card for remote authentication and system thereof

Abstract

The invention provides a global roaming communication method utilizing a virtual SIM card for remote authentication. The method comprises the following steps that S1. an SIM card is remotely registered, wherein the step S1 includes the following sub-steps that S11. a user utilizes the networking function of a packet data network of a roaming side mobile phone to connect the packet network of the roaming side in roaming; S12. the roaming side mobile phone requires the virtual SIM server of a local side for local registration to the network of the SIM card through the packet network of the roaming side according to the internal entity SIM card data of the roaming side mobile phone; and S13. the virtual SIM server inspects existence of the SIM in the server according to information of the SIM; and S2. dialing is performed. The invention also provides a global roaming communication system utilizing the virtual SIM card for remote authentication. The beneficial effects of the global roaming communication method utilizing the virtual SIM card for remote authentication and the system thereof are that communication expenses can be reduced.

Description

Technical field [0001] The invention relates to a communication method, in particular to a global roaming communication method and system using a virtual SIM card for remote authentication. Background technique [0002] The current maturity of wireless communication technology has brought about the vigorous development of communication technology around the world. Business people or tourists traveling abroad can easily use voice communication or wireless data transmission functions abroad, such as hotel Wi-Fi. But the Wi-Fi in the hotel has its limitations. First of all, the user must be in the hotel, and it is mainly a data transmission service. If you want to use voice communication services, you must use specific VoIP technology that does not communicate with each other. Therefore, the sending and receiving ends must use the same technical protocol and software, such as Line or Skype. International roaming users who work abroad or travellers who have real-time communication a...

AI Technical Summary

Problems solved by technology

[0006] The common problem of the above plans is that the rate is higher than the local rate (the rate of the prepaid card is also higher than that of the monthly user), especially in the voice part, whether it is calling back to the country, or a customer’s relatives and friends in China calling abroad You have to pay high phone bills, not to mention that you have to change the SIM card for Plans 1 and 2, and you cannot answer your domestic calls.

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