Wireless digital TV encryption communication system based on mobile phone TV safety module and its working method
A technology of encrypted communication system and security module, which is applied in the field of network and data communication, can solve problems such as waste of bandwidth resources, and achieve the effect of simplifying investment and charging process and facilitating transmission
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[0020] Below in conjunction with embodiment the present invention is further described.
[0021] As shown in Figure 1, a wireless digital TV encryption communication system based on a mobile phone TV security module includes a front end, a transmission network and a user terminal; the media content data requested by the user is encrypted and encapsulated at the front end and the authorization authentication information data passes through the transmission network Send to the user terminal, the user terminal receives the encapsulated encrypted media content data and authorization authentication information data, the user terminal decrypts and restores the media content data through the authorization authentication information data, and the restored media content data is played on the user terminal.
[0022] The front end can be divided into multiple modules. The front end includes a content management module, a content distribution module, and an authorization authentication ma...
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