Atom based RF electric field sensing

H Fan, S Kumar, J Sedlacek, H Kübler… - Journal of Physics B …, 2015 - iopscience.iop.org
Atom-based measurements of length, time, gravity, inertial forces and electromagnetic fields
are receiving increasing attention. Atoms possess properties that suggest clear advantages …

Passive intermodulation at contacts of rough conductors

A Dayan, Y Huang, A Schuchinsky - Electronic Materials, 2022 - mdpi.com
Passive intermodulation (PIM) is a niggling phenomenon that debilitates the performance of
modern communications and navigation systems. PIM products interfere with information …

Modeling of passive intermodulation with electrical contacts in coaxial connectors

Q **, J Gao, GT Flowers, Y Wu… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
Coaxial connectors are one of the main contributors to passive intermodulation (PIM) in
radio frequency systems. Such systems exhibit nonlinear characteristics, especially as the …

Distributed passive intermodulation distortion on transmission lines

JR Wilkerson, PG Lam, KG Gard… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
A theoretical treatment of distributed electro-thermally induced intermodulation distortion is
developed for microstrip transmission lines. The growth of passive intermodulation distortion …

Passive intermodulation distortion in antennas

JR Wilkerson, IM Kilgore, KG Gard… - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
An analytic formulation of passive intermodulation distortion (PIM) in antennas is presented
for PIM introduced by electro-thermal modulation of conductivity by current-related losses. A …

[HTML][HTML] Passive intermodulation measurement: Challenges and solutions

Z Cai, L Liu, F de Paulis, Y Qi - Engineering, 2022 - Elsevier
In modern wireless communication systems, the signal-to-noise ratio (SNR) is one of the
most important performance indicators. When the other radio frequency (RF) performance of …

Passive intermodulation source localization based on emission source microscopy

S Yong, S Yang, L Zhang, X Chen… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
Emission source microscopy (ESM) technique can be used for localization and
characterization of electromagnetic interference sources by measuring the magnitude and …

Location of a source of passive intermodulation in a frequency selective device

S Gale, DDN Bevan, F Wilson, N Chapman - US Patent 10,263,713, 2019 - Google Patents
(57) ABSTRACT A location is identified of at least one PIM (passive inter modulation) source
in a frequency selective device by applying an excitation waveform to the frequency …

Reconfigurable passive intermodulation behavior on nickel-coated cell array

X Chen, Y He - IEEE Transactions on Electromagnetic …, 2017 - ieeexplore.ieee.org
This paper presents a phenomenological study about the passive intermodulation (PIM)
behavior on a reconfigurable nickel-coated cell array. An artificial transmission line with …

Modeling of passive intermodulation in connectors with coating material and iron content in base brass

Q **, J Gao, GT Flowers, Y Wu… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Ferromagnetic materials in coaxial connectors are one of the main contributors to passive
intermodulation (PIM) in radio frequency systems. In this paper, the effects of coating …