Abstract:We propose a novel physical layer scheme for improving multiple users' information security (e.g., vehicle devises and mobile terminals) in the next‐generation communication systems. Owing to the limitation of service node's antennas, not all users can be concurrently served. Therefore, the node only provides services for some chosen users in a certain time. On the basis of this premise, in our scheme, the access status of each user is involved. With the information of access status, the node devises transmitt… Show more
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