Results 51 to 60 of about 5,033 (311)

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

Analysis of Onboard Verification Flight Test for the Salinity Satellite Scatterometer

open access: yesSensors, 2023
The upcoming Salinity Satellite, scheduled for launch in 2024, will feature the world’s first phased array radar scatterometer. To validate its capability in measuring ocean surface backscatter coefficients, this paper conducts an in-depth analysis of ...
Yongqing Liu   +7 more
doaj   +1 more source

New‐Era Polymer Thermoelectrics: Material Innovations, Doping Frontiers, Decoupling Strategies, and Unconventional Applications

open access: yesAdvanced Materials, EarlyView.
The field of polymer thermoelectrics is entering a new era, featuring breakthroughs in addressing the conventional performance disparity between p‐type and n‐type polymers, pioneering doping frontiers, and sophisticated decoupling strategies. This review explores innovations in molecular design and superior stabilities, bridging the gap from ...
Suhao Wang
wiley   +1 more source

In-Flight Performance Monitoring of TerraSAR-X Active Phased Array Antenna

open access: yes, 2009
TerraSAR-X is a high resolution synthetic aperture radar (SAR) satellite launched in 2007. Its active phased array X-Band antenna hosts 384 transmit/receive modules (TRMs) controlling the beam shape and steering in azimuth and elevation.
Markus Bachmann   +5 more
core   +1 more source

Adaptive beamforming for large arrays in satellite communications systems with dispersed coverage [PDF]

open access: yes, 2011
Conventional multibeam satellite communications systems ensure coverage of wide areas through multiple fixed beams where all users inside a beam share the same bandwidth. We consider a new and more flexible system where each user is assigned his own beam,
Larue de Tournemine, Cécile   +5 more
core   +1 more source

Why The Phased-Mimo Radar Outperforms The Phased-Array And Mimo Radars

open access: yes, 2010
Publication in the conference proceedings of EUSIPCO, Aalborg, Denmark ...
Aboulnasr Hassanien, Sergiy A. Vorobyov
openaire   +2 more sources

Neuromorphic Electronics for Intelligence Everywhere: Emerging Devices, Flexible Platforms, and Scalable System Architectures

open access: yesAdvanced Materials, EarlyView.
The perspective presents an integrated view of neuromorphic technologies, from device physics to real‐time applicability, while highlighting the necessity of full‐stack co‐optimization. By outlining practical hardware‐level strategies to exploit device behavior and mitigate non‐idealities, it shows pathways for building efficient, scalable, and ...
Kapil Bhardwaj   +8 more
wiley   +1 more source

Optimization of inter-dependent metrics for phased array radar control

open access: yes, 2022
6 S.Static allocation of phased array radar resources for the surveillance of low earth orbit objects is addressed in this paper. The objective of the optimization is to utilize prior knowledge of likely target trajectories to maximize the expected ...
Charlish, A., Sciotti, M.
core   +1 more source

Advances on Frequency Diverse Array Radar and Its Applications

open access: yesLeida xuebao, 2018
Unlike the conventional phased array that provides only angle-dependent transmit beampattern, Frequency Diverse Array (FDA) employs a small frequency increment across its array elements to produce automatic beam scanning without requiring phase shifters ...
Wang Wenqin   +3 more
doaj   +1 more source

Weaving Intelligence: Thermally Drawn Multimaterial Fibers Toward AI‐Enabled Smart Textiles

open access: yesAdvanced Materials, EarlyView.
Thermally drawn multimaterial fibers are rapidly advancing as intelligent structural units for next‐generation smart textiles. Integrating multimaterial architectures with neuromorphic and spiking‐neural‐network principles enables fabrics that can sense, compute, and adapt autonomously.
Vuong Dinh Trung   +9 more
wiley   +1 more source

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