Results 101 to 110 of about 2,639,032 (289)

Noise‐Limited Bit Precision in Ferroelectric Synaptic Transistors for High‐Resolution Neuromorphic Computing

open access: yesAdvanced Functional Materials, EarlyView.
Low‐frequency noise spectroscopy defines the resolvable conductance states of synaptic FeFETs by coupling read‐current fluctuation with usable dynamic range. The resulting noise‐limited bit precision establishes a universal, device‐agnostic reliability metric beyond the memory window, enabling quantitative benchmarking and rational design of high ...
Jaehong Park   +12 more
wiley   +1 more source

Abatement of traffic, vehicle, and tire/road noise - the global perspective

open access: yes, 2001
Road traffic noise may be reduced by measures directed either at the emission or at the immission. Emission control aims at controlling noise at the source and is usually achieved by limiting the vehicle speed, controlling emitted noise levels of the ...
Sandberg, Ulf, Sandberg, Ulf,
core   +1 more source

Light‐Induced Field‐Tunneling Synapses in Solution‐Processed Van Der Waals Heterostructures for Scalable, Retina‐Inspired Optical Sensing

open access: yesAdvanced Functional Materials, EarlyView.
A scalable, solution‐processed WSe2/ZrO2‐x van der Waals heterostructure realizes a light‐induced field‐tunneling synapse (LIFTS) that activates exclusively under bright illumination, emulating the photopic adaptation of the human retina at the device level.
Kijeong Nam   +10 more
wiley   +1 more source

Eavesdropping against wireless spatial scrambling secure communication: hyperplane clustering

open access: yesTongxin xuebao, 2014
The existing eavesdropping method has poor anti-noise performance and high complexity, which makes it not practical. It is shown that the received scrambled signals are distributed within parallel hyperplanes if adequate antennas are equipped by ...
Lu LIU   +3 more
doaj  

Pilot-Based Codebook Non-Orthogonal Artificial Noise Schemes for Physical Layer Security: Secrecy Capacity Optimization Under Unknown Eavesdropper Channels

open access: yesIEEE Access
Non-Orthogonal Artificial Noise (NORAN) has garnered significant attention in modern communication systems as a substitute for traditional Artificial Noise (AN), due to its independence from channel degrees of freedom.
Yi Zhang, Yebo Gu, Tao Zhao, Bo Wang
doaj   +1 more source

Synthesis of aircraft noise operations

open access: yes, 2013
This paper provides an overview of the aircraft noise synthesis techniques that were developed within the European FP7 project COSMA (Community Orientated Solutions to Minimize Aircraft Noise Annoyance).
Bisping, Rudolf   +7 more
core  

Wind turbine noise emission: comparison between measurement results and propagation model

open access: yes, 2022
Wind energy is a valid alternative resource in place of fossil fuel to produce electricity, representing also a great contribution to reduce atmospheric pollution.
Iannace G., Bevilacqua A., Lombardi I.
core  

Boosting Conversion Efficiency in Zn3P2/InP Solar Cells Via Nanoscale Junction Engineering

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates the efficacy of selective area epitaxy (SAE) in enhancing the conversion efficiency of a Zn3P2${\rm Zn}_3{\rm P}_2$/InP heterojunction solar cell. The impact of the SAE pattern dimensions on the performance parameters is investigated. Small size opening limits Jsc because of current crowding whereas large size opening limits Voc
Raphael Lemerle   +14 more
wiley   +1 more source

Emerging Post‐CMOS Hardware Neurons for Brain‐Inspired Computing: Devices, Circuits, and System Integration

open access: yesAdvanced Functional Materials, EarlyView.
The physical realization of artificial neurons is a critical challenge for energy‐efficient neuromorphic computing. This review presents a comprehensive analysis of the evolution of artificial neuron implementations from conventional CMOS to emerging post‐CMOS technologies.
Kannan Udaya Mohanan   +4 more
wiley   +1 more source

Design of precoding matrices in MIMO full duplex two-way security communication system

open access: yesTongxin xuebao, 2020
The design of precoding matrices was studied in the multiple input multiple output (MIMO) full-duplex two-way security communication system where legitimate nodes transmit the confidential information accompanied by the artificial noise while receiving ...
Weijia LEI   +3 more
doaj  

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