electromagnetic interference


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Related to electromagnetic interference: Electromagnetic compatibility

electromagnetic interference

[i¦lek·trō·mag′ned·ik ‚in·tər′fir·əns]
(electricity)
Interference, generally at radio frequencies, that is generated inside systems, as contrasted to radio-frequency interference coming from sources outside a system. Abbreviated emi.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

electromagnetic interference

In the transmission or reception of communication signals, the interference caused by the radiation of electromagnetic fields.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.

electromagnetic interference (EMI)

The interference of radio reception by the radiation of electromagnetic energy from a piece of electronic equipment or from conductors carrying highfrequency alternating current.
An Illustrated Dictionary of Aviation Copyright © 2005 by The McGraw-Hill Companies, Inc. All rights reserved

EMI

(ElectroMagnetic Interference) An electrical disturbance in a system due to natural phenomena, low-frequency waves from electromechanical devices or high-frequency waves (RFI) from chips and other electronic devices. Allowable limits are governed by the FCC.
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References in periodicals archive ?
Smith, "Electromagnetic interference in cardiac rhythm management devices," AACN Clinical Issues, vol.
Jones, "Electromagnetic interference shielding effectiveness of carbon nanofiber/LCP composites," Composites A: Applied Science and Manufacturing, vol.
In the simulation, microwave electromagnetic interference is injected from reset pin and normal operation signal inputs from set pin.
In 2004, Luna opened a 24,000-square-foot manufacturing, research and development facility in Danville, Va., to produce, modify, characterize and purify nanomaterials for applications such as magnetic resonance imaging (MRI) contrast agents, electromagnetic interference coatings and next-generation solar cells.
Mellert, a cardiac surgeon at the University of Bonn (Germany), placed 25 pacemakers and 22 implantable cardioverter defibrillators made by all of the major device manufacturers at varying distances from wireless local area network (WLAN) transmitting antennas in order to study the potential for electromagnetic interference with device function.
Pacemakers can respond to electromagnetic interference (EMI) in a plethora of unwelcome ways: complete inhibition of pacing, asynchronous pacing, rapid pacing, mode reset to a very safe pacing mode, or physical damage to the generator and/or pacing leads.
Granger Morgan, who leads the university's Department of Engineering and Public Policy Department, said the FAA-backed study indicates device use should be limited for now, although he noted, "there has never been an accident that you can clearly say was caused by electromagnetic interference." Mar 2, 2006
Another possible application is the electromagnetic interference (EMI) shielding of computer and mobile telephone housings.
In terms of taking the system out and running it through all of its wickets--environmental chambers, electromagnetic interference chambers, automotive testing--all that was done by Chris's team as well as Sgt.
According to UQM, the all-electric pickup truck will incorporate a low electromagnetic interference (EMI) UQM electric propulsion system, consisting of a 100-kilowatt permanent magnet electric motor and a power electronic controller featuring digital signal processing (DSP) and controller area network (CAN) technology, while the energy storage system will be a lithium-ion battery pack.
By the end of June, UNITECH was successfully testing its UCDs in harsh environments: extreme hot and cold temperatures, full immersion in water, driving rain, sand, electromagnetic interference, and 6 Gs of vibration.
The Sentinel compartment doors have an electromagnetic interference (EMI) seal/tape installed around each door.

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