# IEEE Transactions on Electromagnetic Compatibility

## Filter Results

Displaying Results 1 - 23 of 23
• ### Analytic formulation of the response of a two-wire transmission line excited by a plane wave

Publication Year: 1988, Page(s):437 - 448
Cited by:  Papers (23)
| |PDF (372 KB)

A perfectly conducting uniform two-wire transmission line of finite length illuminated by a plane wave is considered. The induced voltage and current-responses are described by analytic expressions in the frequency and time domains. Moreover, an instructive case study is presented. This simplified and cost effective method can be an important part of the theoretical NEMP-analysis of systems View full abstract»

• ### Square helical antenna with a dielectric core

Publication Year: 1988, Page(s):429 - 436
Cited by:  Papers (9)  |  Patents (14)
| |PDF (764 KB)

The circuit and radiation characteristics of a helical antenna of square cross section with a dielectric core are studied. The effect of the core dielectric constant on the characteristics of one-, two-, and three-turn helices driven in the axial mode is examined. Comparisons between theory and measurement are included View full abstract»

• ### Some comments on Harmuth and his critics [propagation of pulses in a lossy medium]

Publication Year: 1988, Page(s):586 - 589
Cited by:  Papers (5)
| |PDF (328 KB)

A series of controversial papers on the propagation of pulses in a lossy medium by H.F. Harmuth (1986) have appeared in Transactions on Electromagnetic Compatibility. Many negative comments have appeared subsequently that betray a limited understanding of the points Harmuth is trying to make. Part of this difficulty lies in the method Harmuth chooses to present his results, namely the Fourier tran... View full abstract»

• ### Approximations useful for the prediction of electrostatic discharges for electrode geometries

Publication Year: 1988, Page(s):473 - 483
| |PDF (752 KB)

This paper provides approximations for estimating the capacitance and the ratio of electric field strength to potential for a certain class of electrode geometries. The geometry consists of an electrode near a grounded plane, with the electrode being a surface of revolution about the perpendicular to the plane. Some examples that show the accuracy of the capacitance estimate and the accuracy of th... View full abstract»

• ### In defense of J.A. Stratton [pulse transmission in lossy media]

Publication Year: 1988
Cited by:  Papers (3)
| |PDF (44 KB)

The author shows that Maxwell's equations can be employed to predict pulse transmission in lossy media. He concludes that Harmuth and company are wrong in stating that Stratton's classic treatise contains a fundamental misunderstanding' in the application of the Laplace transform technique View full abstract»

• ### Reflection, coupling and absorption of plane waves incident on an integrated circuit

Publication Year: 1988, Page(s):570 - 577
Cited by:  Papers (4)
| |PDF (388 KB)

Exact analytical expressions are given for the plane-wave complex reflection coefficient as a function of frequency at the air-dielectric interface of a three-layer model for an integrated circuit. Numerous curves are presented, exhibiting the nature of wave reflection from and power absorption by the integrated-circuit model. Expressions for those components of the electromagnetic field that can ... View full abstract»

• ### A note on the mitigation of EMI caused by wide-angle radiation from parabolic-dish antennas

Publication Year: 1988, Page(s):583 - 586
Cited by:  Papers (1)
| |PDF (200 KB)

Two methods of reducing the wide-angle radiation levels of a prime-fed parabolic dish to mitigate the EMI it causes are concisely described: by combining both methods a substantial reduction in EMI can be achieved View full abstract»

• ### EMP susceptibility insights from aircraft exposure to lightning

Publication Year: 1988, Page(s):463 - 472
Cited by:  Papers (14)
| |PDF (868 KB)

Examines the interactions of natural lightning and the nuclear electromagnetic pulse (EMP) with aircraft. The propositions that one can use normal exposure to lightning to provide information on EMP protection, and deliberate exposure to lightning to test EMP protection are evaluated. The rarity of encountering lightning, its random occurrence and variability (necessitating extensive onboard instr... View full abstract»

• ### Antenna patterns of nonsinusoidal waves with the time variation of a Gaussian pulse

Publication Year: 1988, Page(s):504 - 512
Cited by:  Papers (28)
| |PDF (628 KB)

The development of antenna theory for nonsinusoidal electromagnetic waves has been based on the idealized rectangular pulse. In practice, an antenna that is designed to operate in the mode of an electric hertzian dipole would radiate a pulse that best approximates a Gaussian one when the driving current consists of a linear transient. The principle of radiation of nonsinusoidal electromagnetic wav... View full abstract»

• ### Threshold vector field detectors

Publication Year: 1988, Page(s):538 - 552
Cited by:  Papers (3)
| |PDF (1144 KB)

The problem of threshold or weak-signal detection in highly nonGaussian EMI is extended to vector fields, and narrow-band signals and interference. The emphasis is on a canonical formulation, illustrated by a number of specific examples. Spatial sampling with adaptive beam forming, as well as temporal sampling and all relevant vector field components, must be included for maximum processing gain. ... View full abstract»

• ### The importance of losses in the coupling of transmission lines

Publication Year: 1988, Page(s):567 - 570
Cited by:  Papers (6)
| |PDF (304 KB)

A simple model for weakly coupled lossy transmission lines of finite length has recently been proposed by Olsen (1984). He derived a simple formula for the coupling voltage on a load situated at one extremity of the undriven wire. The importance of the coupling due to losses on this voltage with respect to the coupling due to capacitance and inductance is investigated in this paper. It is found th... View full abstract»

• ### Lumped element networks for replacing sections of a buried transmission line

Publication Year: 1988, Page(s):449 - 456
| |PDF (548 KB)

A buried transmission line formed by vertical conductors can function as a wave guiding structure in producing a part of the electromagnetic field distribution caused by a distributed source at the air-earth interface. Such a structure, when excited by an appropriate low-frequency source, is a viable EMP simulation technique for use with underground systems. In the developmental phase of such a te... View full abstract»

• ### Author's reply to M. G. M. Hussain's Corrections to `two-dimensional beamforming with nonsinusoidal signals''

Publication Year: 1988
| |PDF (108 KB)

The author states that the analytical derivations and the closed form expressions given in his article (see ibid., vol.EMC-29, no.4, p.303, 1987) are correct since they are based on correct expressions for the time delay and correct versions of equations containing typographical errors View full abstract»

• ### Measurement procedures for electromagnetic compatibility assessment of electroexplosive devices

Publication Year: 1988, Page(s):484 - 494
Cited by:  Papers (10)
| |PDF (1008 KB)

Electroexplosive devices (EEDs) are electrically fired explosive initiators used in a wide variety of applications. A new and rigorous approach for characterizing EED firing levels is developed in the context of statistical linear models and is demonstrated. The authors combine statistical theory and methodology with thermodynamic modeling to determine the probability that an EED of a particular t... View full abstract»

• ### Solutions of Maxwell's equations for general nonperiodic waves in lossy media

Publication Year: 1988, Page(s):577 - 582
Cited by:  Papers (8)
| |PDF (236 KB)

Solutions of Maxwell's equations in lossy media for signals excited by a general applied source at the boundary plane are given. The excitation at the boundary plane can be through either electric or magnetic functions of any general time variation. No additional terms need be added to Maxwell's equations to obtain the solutions. Excitations by an electric step, exponential, and finite duration si... View full abstract»

• ### Antenna patterns of nonsinusoidal waves with the time variation of a Gaussian pulse II

Publication Year: 1988, Page(s):513 - 522
Cited by:  Papers (3)
| |PDF (704 KB)

For pt.I see ibid., vol.30, no.4, p.504 (1988). In Part I of this series of papers, antenna patterns for nonsinusoidal waves with the time variation of a Gaussian pulse, received (or radiated) by a linear array of sensors (or radiators) were derived. Computer plots of the peak-amplitude pattern, peak-power pattern, energy pattern, and slope pattern were presented. In this paper, the above antenna ... View full abstract»

• ### Diagnosis and reduction of conducted noise emissions

Publication Year: 1988, Page(s):553 - 560
Cited by:  Papers (94)
| |PDF (460 KB)

A systematic method for the diagnosis and reduction of conducted noise emissions is described. The method consists of a device for determining whether the differential- or common-mode component of conducted noise is dominant along with a simplified equivalent circuit of the power supply filter for each component. The procedure consists of first using the device to determine which noise-component i... View full abstract»

• ### Transient response of a transmission line excited by an electromagnetic pulse

Publication Year: 1988, Page(s):457 - 462
Cited by:  Papers (32)
| |PDF (356 KB)

The transient response of a lossless transmission line of finite length excited externally by an electromagnetic wave of an arbitrary waveform is studied. By using the Laplace transformation, a solution of the transient current is obtained as a series of analytical functions. Inspection of the solution leads to the conclusion that the response currents at terminals of the line can be equivalently ... View full abstract»

• ### An optically linked electric and magnetic field sensor for Poynting vector measurements in the near fields of radiating sources

Publication Year: 1988, Page(s):495 - 503
Cited by:  Papers (22)
| |PDF (632 KB)

A unique, single-element antenna measurement scheme that can simultaneously measure the electric, magnetic, and time-dependent Poynting vectors of electromagnetic (EM) fields is described. The electric and magnetic responses of the antenna sensor are separated by a O°/180° hybrid junction. The resulting two RF voltages, along with relative phase and frequency information, are transmitted t... View full abstract»

• ### Evaluation of a thin-slot formalism for finite-difference time-domain electromagnetics codes

Publication Year: 1988, Page(s):523 - 528
Cited by:  Papers (15)
| |PDF (352 KB)

A thin-slot formalism proposed by Gilbert and Holland (1981) for use with finite-difference time-domain (FDTD) electromagnetics codes has been evaluated in both two and three dimensions. This formalism allows narrow slots to be modeled in the wall of a scatterer without reducing the spatial grid size to the slot width. In two dimensions, the evaluation involves the calculation of the total fields ... View full abstract»

Publication Year: 1988, Page(s):561 - 563
Cited by:  Papers (1)
| |PDF (200 KB)

A complete analysis of the radiation pattern of a center-fed axially symmetric loaded spherical reflector antenna is brought to as successful conclusion. The surface of the above-mentioned antenna is assumed to be loaded by materials whose effect is described in terms of surface impedances. The effect of this loading on the radiation pattern of a perfectly conducting spherical reflector is investi... View full abstract»

• ### Electromagnetic fields induced in a person due to devices radiating in the 10 Hz to 100 kHz range

Publication Year: 1988, Page(s):529 - 537
Cited by:  Papers (5)
| |PDF (680 KB)

Using dipole and image theory with prolate spheroid models, a qualitative evaluation is made of the electric, E, and magnetic, H¯, fields induced at selected points inside a person due to external electric, E¯0, and magnetic, H¯0, fields within the 10 Hz to 100 kHz range. Amplitude measurements of the E¯0 View full abstract»

• ### Higher order mode cutoff frequencies in TEM cells calculated with TLM method

Publication Year: 1988, Page(s):563 - 567
Cited by:  Papers (9)
| |PDF (384 KB)

The higher order mode cutoff frequencies in various symmetric TEM cells are calculated with the TLM method and some comments are made on comparisons between these results obtained by this method and other methods View full abstract»

## Aims & Scope

IEEE Transactions on Electromagnetic Compatibility publishes original and significant contributions related to all disciplines of electromagnetic compatibility (EMC) and relevant methods to predict, assess and prevent electromagnetic interference (EMI) and increase device/product immunity.

The scope of the publication includes, but is not limited to Electromagnetic Environments; Interference Control; EMC and EMI Modeling; High Power Electromagnetics; EMC Standards, Methods of EMC  Measurements; Computational Electromagnetics and Signal and Power Integrity, as applied or directly related to Electromagnetic Compatibility problems; Transmission Lines; Electrostatic Discharge and Lightning Effects; EMC in Wireless and Optical Technologies; EMC in  Printed Circuit Board and System Design.

Full Aims & Scope

## Meet Our Editors

Editor-in-Chief
Prof. Ing. Antonio Orlandi
University of L'Aquila
Email: antonio.orlandi@univaq.it