ID 原文 译文
17945 针对当前雾计算环境下终端节点的切换认证协议在存储量、计算量和安全性等方面还存在缺陷，该文提出一种高效的终端节点切换认证协议。 In order to solve the problem that the switching authentication protocol of terminal nodes in fog computing has some defects in storage, compute and security, an efficient terminal node switching authentication protocol is proposed.
17946 在该协议中，采用双因子组合公钥(TF-CPK)和认证Ticket相结合的方式，实现雾节点和终端节点的相互认证和会话密钥协商。 In this protocol, mutual authentication and session key agreement betweenthe fog nodes and terminal nodes are realized by the combination of Two Factors Combined Public Key(TF-CPK) and authentication ticket.
17947 安全性和性能分析结果表明，该协议支持不可跟踪性，可以抵抗众多已知攻击和安全威胁，且具有较小的系统开销。 The security and performance analysis results show that the protocol supportsuntraceability, which can resist numerous known attacks and security threats, and has a smaller systemoverhead.
17948 针对差分混沌移位键控系统传输速率和能量效率低的缺点，该文提出一种正交多用户短参考差分混沌移位键控(OMU-SR-DCSK)通信系统。 An Orthogonal MultiUser Short Reference Differential Chaos Shift Keying (OMU-SR-DCSK)communication system is proposed to overcome the dominant drawbacks of DCSK system relating to low transmission rate and energy efficiency.
17949 系统将参考信号长度缩短为每个信息承载信号长度的1/P，并在参考时隙后增加了两路连续的信息时隙， The proposed system shortens the reference signal to 1/P ofinformation bearing signal. Two consecutive information time slots are added after the reference time slot.
17950 每个信息时隙内，N个用户信息在Walsh码正交特性作用下同时传输，利用Walsh码的正交特性可完全消除用户间干扰，从而改善系统误码性能。 Due to the excellent features of Walsh codes, the system sends information from N users in one information timeslot. Meanwhile, the use of orthogonality of the Walsh code eliminates completely intra-signal interference andenhances the performance of Bit Error Rate (BER) better.
17951 推导了OMU-SR-DCSK在加性高斯白噪声(AWGN)信道和Rayleigh衰落信道下的理论比特误码率(BER)公式并进行了仿真。 The theoretical BER formula of OMU-SR-DCSK over Additive White Gaussian Noise (AWGN) channel and Rayleigh fading channel are derived and simulations are carried out respectively.
17952 仿真结果和理论推导的吻合证明了理论推导的正确性，从而为OMU-SR-DCSK应用于多用户串行传输系统提供了理论依据。 The coincidence between the simulation results and the theoretical derivations proves the correctness of the theoretical derivation, providing a theoretical basis for the application of OMU-SR-DCSK to multiuser serial transmission system.
17953 为保证MIMO异构网络面临多天线主动窃听时的安全性，该文提出一种基于人工噪声的抗主动窃听者的鲁棒安全传输方案。 To ensure the security of MIMO heterogeneous networks while facing the active multi-antennaeavesdropping, a robust secure transmission scheme based on artificial noise is proposed.
17954 首先，考虑窃听者发送上行导频干扰的情形，研究了其发送的上行导频干扰对合法用户信道估计的影响。 Firstly, consideringthat the eavesdropper sends uplink pilot interference signal, the influence of uplink pilot interference on thechannel estimation of legitimate users is studied.