Results 1 to 10 of about 337 (107)

Determining Electromagnetic Exposure Compliance of Multi-Antenna Devices in Linear Time

open access: yesIEEE Transactions on Antennas and Propagation, 2019
Electromagnetic exposure metrics such as specific absorption rate (SAR) are used to assess the user safety of portable wireless devices under all transmitting conditions. When there are multiple transmitter chains operating at a single frequency, the process of determining compliance is complicated by the fact that testing needs to cover all possible ...
David Love   +2 more
exaly   +2 more sources

Lithium Ion Cell/Batteries Electromagnetic Field Reduction in Phones for Hearing Aid Compliance [PDF]

open access: yesBatteries, 2016
“The Hearing Aid Compatibility Act of 1988 (HAC Act) generally requires that the Federal Communications Commission (FCC) ensure that telephones manufactured or imported for use in the United States after August 1989, and all ‘essential’ telephones, are hearing aid-compatible”. The electromagnetic field (EMF) emission is generated by electrical currents
Jerald Hallmark, Hossein Maleki
exaly   +2 more sources

Radio frequency electromagnetic field compliance assessment of multi‐band and MIMO equipped radio base stations

open access: yesBioelectromagnetics, 2014
In this paper, different methods for practical numerical radio frequency exposure compliance assessments of radio base station products were investigated. Both multi‐band base station antennas and antennas designed for multiple input multiple output (MIMO) transmission schemes were considered.
Christer Törnevik   +2 more
exaly   +4 more sources

Hopping by a Monopedal Robot with a Biarticular Muscle by Compliance Control – An Application of an Electromagnetic Linear Actuator –

open access: yesJournal of Robotics and Mechatronics, 2013
The compliance of muscles with external force and the structural stability given by biarticular muscles are important features of animals for realizing dynamic whole-body motion such as running and hopping in various environments. For this reason, we have been studying an electromagnetic linear actuator.
Hiroshi Ishiguro   +2 more
exaly   +2 more sources

Experimental study for determining parameters of pulse conducting electromagnetic interference in vehicle’s onboard network KAMAZ 5350 [PDF]

open access: yesОмский научный вестник, 2020
The widespread introduction of high-tech electronic products designed to work on military vehicles establishes the need to strictly meet the requirements for their electromagnetic compatibility for conductive interference in on-board networks.
K. V. Khatsevskiy   +3 more
doaj   +1 more source

Variable Damping Actuator Using an Electromagnetic Brake for Impedance Modulation in Physical Human–Robot Interaction

open access: yesRobotics, 2023
Compliance actuation systems are efficient and safe, drawing attention to their development. However, compliance has caused bandwidth loss, instability, and mechanical vibration in robotic systems.
Zahid Ullah   +2 more
doaj   +1 more source

Comparison of Harmonic Oscillator Model in Classical and Quantum Theories of Light-Matter Interaction

open access: yesFoundations, 2023
A brief review of the classical and quantum description of the interaction of electromagnetic radiation with matter based on the model of a harmonic oscillator is presented.
Valery Astapenko, Timur Bergaliyev
doaj   +1 more source

SiC MOSFET switching – Lower losses without increased EMI – A technique to evaluate and achieve this goal

open access: yesThe Journal of Engineering, 2022
With increasing switching speed of new power semiconductors like the SiC MOSFET, special attention has to be paid on the electromagnetic interference and its limitations.
Robert W. Maier, Mark‐M. Bakran
doaj   +1 more source

Protection Against High-Frequency Radiation of Aviation Electronic Support Systems Used in Air Transport [PDF]

open access: yesTransNav, 2018
The aim of the article is to analyze the impact of electromagnetic radiation of aviation electronic support systems on environmental segments and a human organism. We were looking for effects of electromagnetic radiation on inhabitants and environment in
Milan Džunda   +4 more
doaj   +1 more source

Design for EMI/ESD Immunity for Flexible and Wearable Electronics

open access: yesIEEE Journal of the Electron Devices Society, 2023
Proliferation of flexible, wearable and portable electronics come with new challenges of system reliability. Particularly, flexible and wearable electronics cause more frequent and are more susceptible to electromagnetic interference (EMI) effects and ...
Zijin Pan   +4 more
doaj   +1 more source

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