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Toplam kayıt 63, listelenen: 41-50
Mutual coupling reduction in array elements using EBG structures
(Institute of Electrical and Electronics Engineers, 2017)
A 2D electromagnetic band gap (EBG) structure is designed on the ground plane of 1×2 rectangular patch antenna array to reduce the mutual coupling between the two elements and enhance the radiation pattern. An isolation ...
An efficient security method based on exploiting channel state information (CSI)
(Institute of Electrical and Electronics Engineers Inc., 2017)
A channel amplitude quantization method that can effectively quantize the channel response using just one single threshold value is proposed in order to extract a random manipulating sequence with good secrecy properties. ...
PSK modulation/demodulation and performance evaluation in FM band using USRP
(Institute of Electrical and Electronics Engineers Inc., 2018)
Rapid changes in the wireless systems require reconfigurability. So, an efficient and highly configurable hardware is feasible for such kind of systems. Reconfigurability in fixed hardware systems increases complexity. ...
Secure multiple-users transmission using multi-path directional modulation
(Institute of Engineers and Everyone Else, 2016)
This work introduces a physical-layer secure multiple-users communication scheme. Our scheme employs the multi-path nature of the wireless channel to provide a different secure communication link for each of the legitimate ...
Mutual coupling compensation in receiving antenna arrays
(Institute of Electrical and Electronics Engineers Inc., 2020)
Mutual coupling compensation in uniform linear and circular receiving antenna arrays of thin wire dipoles is presented. It was observed that the mutual impedance is independent of the incident angle and depends solely on ...
Malicious relay node detection with unsupervised learning in amplify-forward cooperative networks
(Institute of Electrical and Electronics Engineers Inc., 2019)
This paper presents malicious relay node detection in a cooperative network using unsupervised learning based on the received signal samples over the source to destination (S-D) link at the destination node. We consider ...
Statistical channel modeling for short range line-of-sight terahertz communication
(Institute of Electrical and Electronics Engineers Inc., 2019)
Underutilized spectrum constitutes a major concern in wireless communications especially in the presence of legacy systems and the prolific need for high-capacity applications as well as consumer expectations. From this ...
Measurement based statistical channel characterization of air-to-ground path loss model at 446MHz for narrow-band signals in low altitude UAVs
(IEEE-Institute of Electrical and Electronics Engineers Inc, 2020)
Powered by the advances in microelectronics technologies, unmanned aerial vehicles (UAVs) provide a vast variety of services ranging from surveillance to delivery in both military and civilian domains. It is clear that a ...
Cyclic feature concealing cp selection for physical layer security
(Institute of Electrical and Electronics Engineers Inc., 2014)
Cyclic prefix (CP) utilizing techniques such as orthogonal frequency division multiplexing (OFDM) and singlecarrier frequency domain equalization (SC-FDE) offer significant advantages in equalizing the effect of time ...
Hybrid MEMS-Based molecular communication system
(IEEE-Inst Electrical Electronics Engineering Inc, 2019)
In this paper, we consider a molecular communication link integrated in a micro-electro mechanical system (MEMS) based environment. We apply acoustic tweezing techniques to the molecular communication system to increase ...