Results 21 to 30 of about 15,047 (284)

SDR-based Intelligent Cooperative Spectrum Sensing for Cognitive Radio Systems [PDF]

open access: yesEngineering and Technology Journal, 2023
In this paper, the software and hardware of a software-defined radio (SDR) platform are used to implement and verify the blind real-time sensing act of intelligent collaborative spectrum sensing based on a new theoretical formula for constructing ...
Ali Radhi, Hanan Akkar, Hikmat Abdullah
doaj   +1 more source

Machine Learning-Based Modeling and Generic Design Optimization Methodology for Radio-Frequency Microelectromechanical Devices

open access: yesSensors, 2023
RF-MEMS technology has evolved significantly over the years, during which various attempts have been made to tailor such devices for extreme performance by leveraging novel designs and fabrication processes, as well as integrating unique materials ...
Rayan Bajwa, Murat Kaya Yapici
doaj   +1 more source

Radio frequency interference detection using machine learning

open access: yesIOP Conference Series: Materials Science and Engineering, 2017
Radio frequency interference (RFI) has plagued radio astronomy which potentially might be as bad or worse by the time the Square Kilometre Array (SKA) comes up. RFI can be either internal (generated by instruments) or external that originates from intentional or unintentional radio emission generated by man.
Mosiane, Olorato   +2 more
openaire   +2 more sources

Scalable Machine-Learning-Based Classification of Radio Frequency Building Loss

open access: yes
En noggrann modellering av utomhus-till-inomhus (O2I) och inomhus-tillinomhus (I2I) signalförluster är avgörande för att förbättra prestandan hos trådlösa inomhusnät i täta stadsmiljöer. Traditionella mätningar på plats är kostsamma, tidskrävande och svåra att skala upp. Realtidsdatamängder lider ofta av brus och obalans, vilket försvårar tillförlitlig
Tan, Jiayi
openaire   +2 more sources

UHF RFID Channel Emulation Testbed for Wireless IoT Systems

open access: yesIEEE Access, 2021
We propose an ultra high frequency (UHF) radio frequency identification (RFID, 902–928 MHz in the US) channel emulation testbed that is capable of simultaneously emulating unique wireless channels.
Md. Abu Saleh Tajin   +4 more
doaj   +1 more source

Quantum-Enhanced Data Classification with a Variational Entangled Sensor Network

open access: yesPhysical Review X, 2021
Variational quantum circuits (VQCs) built upon noisy intermediate-scale quantum (NISQ) hardware, in conjunction with classical processing, constitute a promising architecture for quantum simulations, classical optimization, and machine learning. However,
Yi Xia   +3 more
doaj   +1 more source

Towards Enhancing Spectrum Sensing: Signal Classification Using Autoencoders

open access: yesIEEE Access, 2021
The demand for technologies relying on the radio spectrum, such as mobile communications and IoT, has been growing exponentially. As a consequence, providing access to the radio spectrum is becoming increasingly more important.
Siddhartha Subray   +2 more
doaj   +1 more source

Traffic Flow Estimation using LTE Radio Frequency Counters and Machine Learning

open access: yesCoRR, 2021
9 pages, 5 figures; submitted to ACM SIGCOMM ...
Forough Yaghoubi   +4 more
openaire   +2 more sources

An RFML Ecosystem: Considerations for the Application of Deep Learning to Spectrum Situational Awareness

open access: yesIEEE Open Journal of the Communications Society, 2021
While deep learning (DL) technologies are now pervasive in state-of-the-art Computer Vision (CV) and Natural Language Processing (NLP) applications, only in recent years have these technologies started to sufficiently mature in applications related to ...
Lauren J. Wong   +5 more
doaj   +1 more source

Specific Emitter Identification Based on Software-Defined Radio and Decision Fusion

open access: yesIEEE Access, 2021
Specific emitter identification (SEI) uses the unintentional modulation information carried by the emitter waveform, i.e., radio frequency fingerprints, to realize the matching identification of the received signal and its corresponding emitter.
Kaiwen Tan   +4 more
doaj   +1 more source

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