A wireless physical layer security enhancement method based on cooperative interference in public transport
A technology for physical layer security and public transportation. It is used in services, security devices, wireless communications, etc. based on specific environments.
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[0012] The wireless physical layer security enhancement method based on cooperative interference in public transportation of the present invention comprises several steps:
[0013] 1. Establish a model of a secure communication system based on cooperative jamming on public vehicles
[0014] The present invention is to solve the safety communication problem on the public vehicle, so first establish as figure 1 The model of a secure communication system based on cooperative jamming on a public vehicle is shown. The system includes a base station, a target user, an eavesdropper, a power transmitter and N cooperative nodes. Except for the base station, all other nodes are deployed in public transportation vehicles. The target users and eavesdroppers can be regarded as mobile devices carried by passengers on the vehicle. They are all located at any position on the vehicle. The mobile interference node is also a mobile device carried by passengers, and the power transmitter pre-ins...
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