Automatic switching system and method based on cellular mobile communication network and Internet protocol (IP) network

Abstract

The invention relates to an automatic switching system and an automatic switching method based on a cellular mobile communication network and an Internet protocol (IP) network. The automatic switching method comprises the following steps that: 1, a mobile phone number or a result obtained by operating the mobile phone number serves as an account identifier of a client or a part of the account identifier of the client; and 2, a transmitter user inputs or selects the mobile phone number of a receiver user into a transmitter client, and selects the transmission of a message, the transmitter client transmits an instant message to a server by the IP network and the server forwards the instant message to the receiver client if the receiver user is registered on the server and is online, and the transmitter client directly transmits a short message to the mobile phone number of the receiver user by the cellular mobile communication network if the receiver user is unregistered or registered but offline. The registration and login of the user are not required, and the client is automatically registered, logs in the server, automatically adds friends and automatically uploads short message records.

Description

technical field [0001] The invention relates to the communication field, in particular to an automatic switching system and method based on a cellular mobile communication network and an IP network. Background technique [0002] SMS is a popular means of communication that provides real-time text messaging between mobile devices. Most mobile phone users can use mobile phones to send short messages, but the short message services provided by many operators in the market are expensive. With the popularity of smart mobile phones, instant messaging software on mobile phones develops rapidly. Instant messaging software can realize short message communication among registered users of the same instant messaging network, and the price is relatively low, but it is powerless for instant messaging software that does not use the communication network. [0003] In the prior art, many instant messaging software can provide cheap short message communication, such as China Mobile Fetion,...

AI Technical Summary

Problems solved by technology

Some instant messaging software can realize the short message transmission between the computer and the mobile phone, but after the mobile phone short message communicates with the instant messaging software on the computer, the context of the conversation is stored separately in the mobile phone short message inbox and the computer message history. In the record, it is inconvenient for users to search in a unified way afterwards

[0004] FaceTime, Apple's instant messaging software, can use mobile phone numbers as identifiers for video calls, but it does not use phone numbers as account identifiers for mobile phone text messages and phone calls

In addition, FaceTime can only be used on Wi-Fi, and it cannot automatically switch to other communication methods, such as traditional phone calls and text messages, if the other party is not a FaceTime user or is not online

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