Results 71 to 80 of about 168,598 (259)
Secure D2D underlaying cellular communication based on artificial noise assisted
Tongxin xuebao, 2015 A secure communication scheme based on artificial noise assisted from base station(BS)was proposed to improve the system secrecy rate of the D2D underlaying cellular.Firstly,the system secrecy rate was modeled.Then the BS with multi-antennas added ...
Xiao-lei KANG +2 more
doaj
Continuous noise covert transmission scheme based on QCSK
Tongxin xuebao, 2022 The existing embedded scheme requires far lower transmission power of the covert system than that of the host system, and thus decreasing the reliability of covert transmission.To figure out the above limitations, a continuous noise covert communication ...
Ying HUANG, Zehan WAN, Jing LEI, Ke LAI
doaj
A Novel Physical Layer Security Scheme in OFDM-Based Cognitive Radio Networks
IEEE Access, 2018 In this paper, a physical-layer-security scheme for an underlay relay-based cognitive radio network (CRN) that uses orthogonal frequency-division multiplexing (OFDM) as the medium access technique is proposed.
Hurmat Ali Shah, Insoo Koo
doaj +1 more source
Advanced Healthcare Materials, EarlyView.Efficient recovery from traumatic or degenerative diseases is a great challenge, even after all the advancements in bone and cartilage regeneration. Machine learning (ML) algorithms have presented opportunities to enhance these aspects by accurately analyzing imaging data.
Maryam Kamaei +9 more
wiley +1 more source
Full duplex secret transmission scheme based on user cooperation
Tongxin xuebao, 2017 Full-duplex artificial noise scheme can achieve a limited improvement while the interference power keeps increasing and the full-duplex gain is null.To solve these two problems,a full-duplex secure transmission scheme based on user cooperation was ...
Xiao-lei KANG +3 more
doaj
Physical Layer Service Integration in 5G: Potentials and Challenges
IEEE Access, 2018 High transmission rate and secure communication have been identified as the key targets that need to be effectively addressed by fifth generation wireless systems.
Weidong Mei +3 more
doaj +1 more source
Plasmonic Enhancement of Fluorescence and Protein Dynamics in Living Mammalian Cells
Advanced Materials, EarlyView.This study demonstrates plasmonic enhancement of the function of fluorescent voltage sensing proteins (genetically encoded voltage indicators, (GEVIs), QuasAr6) in live mammalian cells. Coupling to plasmonic nanoparticles does not just increase fluorescence, but influences the protein photocycle, creating a hybrid sensor with its response speed to ...
Marco Locarno +16 more
wiley +1 more source
Ferroelectric Quantum Dots for Retinomorphic In‐Sensor Computing
Advanced Materials, EarlyView.This work has provided a protocol for fabricating retinomorphic phototransistors by integrating ferroelectric ligands with quantum dots. The resulting device combines ferroelectricity, optical responsiveness, and low‐power operation to enable adaptive signal amplification and high recognition accuracy under low‐light conditions, while supporting ...
Tingyu Long +26 more
wiley +1 more source
Secrecy capacity analysis of MISO system with artificial noise
Tongxin xuebao, 2012 Adding artificial noise in the MISO system was an effective method to improve the security.The transmit power allocation and artificial noise generation was mainly discussed.An artificial noise model of MISO system was presented,in which the artificial ...
Jiang JI, Liang JIN, Kai-zhi HUANG
doaj +2 more sources
Abnormal Respiratory Sounds Classification Using Deep CNN Through Artificial Noise Addition. [PDF]
Front Med (Lausanne), 2021 Zulfiqar R +5 more
europepmc +1 more source