Results 41 to 50 of about 353,289 (314)

Oxidized MoS2‐Based Multifunctional Memristive Hardware for Energy‐Efficient mmWave Signal Processing and In‐Memory Matrix Multiplication

open access: yesAdvanced Functional Materials, EarlyView.
Thermally oxidized MoS2‐based radio‐frequency switches enable a multifunctional platform that unifies broadband RF switching and in‐memory computation. The device achieves a cutoff frequency of 33.2 THz with high energy efficiency and supports hardware‐aware signal processing.
Juho Son   +5 more
wiley   +1 more source

Visual Recognition System for Cleaning Tasks by Humanoid Robots

open access: yesInternational Journal of Advanced Robotic Systems, 2013
In this study, we present a visual recognition system that enables a robot to clean a tabletop. The proposed system comprises object recognition, material recognition and ungraspable object detection using information acquired from a visual sensor ...
Muhammad Attamimi   +3 more
doaj   +1 more source

Future military mobile radio communication systems from electronic warfare perspective [PDF]

open access: yes, 2017
Detection devices are becoming more wideband, faster scanning and their signal processing capabilities are increasing. In addition, sophisticated jamming devices have become rather powerful. As a consequence, threats to military radio communications have
Harri Saarnisaari   +5 more
core   +1 more source

Thermally Pre‐Formed Reconfigurable Resistive Random‐Access Memory Crossbar Arrays: A Dual‐Mode Platform for Robust Physically Unclonable Functions and In‐Memory Computing

open access: yesAdvanced Functional Materials, EarlyView.
A reconfigurable RRAM platform utilizing thermally pre‐formed filaments (TPFs) is developed to realize robust hardware security. By exploiting the thermodynamic stochasticity of TPFs, exceptionally reliable physically unclonable functions (PUFs) are achieved.
Seongbin Kwon   +4 more
wiley   +1 more source

Big Data Analytics, Machine Learning, and Artificial Intelligence in Next-Generation Wireless Networks

open access: yesIEEE Access, 2018
The next-generation wireless networks are evolving into very complex systems because of the very diversified service requirements, heterogeneity in applications, devices, and networks.
Mirza Golam Kibria   +5 more
doaj   +1 more source

DFT-OFDM systems with real modulation and DC-biasing for intensity modulated direct-detection optical communications

open access: yes, 2014
This paper investigates discrete Fourier Transform (DFT)-precoded OFDM systems (DFT-OFDM) for intensity modulated direct-detection optical communications. Such scheme can be used to support both single and multiple user communications.
Jian A. Zhang   +5 more
core   +1 more source

Machine-type communications: current status and future perspectives toward 5G systems [PDF]

open access: yes, 2015
Machine-type communications (MTC) enables a broad range of applications from mission- critical services to massive deployment of autonomous devices. To spread these applications widely, cellular systems are considered as a potential candidate to provide ...
Iraji, Sassan   +8 more
core   +1 more source

3D‐Printed Piezoionic/Bioelectronic Hydrogel for Electro‐Metabolic Regulation of Osteogenic Differentiation

open access: yesAdvanced Healthcare Materials, EarlyView.
A 3D‐printed piezoionic GPMx hydrogel enables stable electromechanical signal generation under mechanical loading, exhibiting long‐term durability and low fatigue. As a bioactive patch, it restores endogenous bioelectricity to stimulate osteogenesis via Ca2+ influx and mitochondrial activation, while simultaneously enabling label‐free alkaline ...
Sayan Deb Dutta   +3 more
wiley   +1 more source

Radar Signal Processing for Jointly Estimating Tracks and Micro-Doppler Signatures

open access: yesIEEE Access, 2017
The aim of the radar systems is to collect information about their surroundings. In many scenarios besides static targets there are numerous moving objects with very different characteristics, such as extent, movement behavior or micro-Doppler spread. It
Thomas Wagner   +2 more
doaj   +1 more source

Emotion Communication System

open access: yesIEEE Access, 2017
In today's increasingly rich material life, people are shifting their focus from the physical world to the spiritual world. In order to identify and care for people's emotions, human-machine interaction systems have been created. The currently available human-machine interaction systems often support the interaction between human and robot under the ...
Min Chen 0003   +2 more
openaire   +4 more sources

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