A method for antenna gain measurements in nonanechoic sites

RD Tamas, D Deacu, G Vasile… - Microwave and Optical …, 2014 - Wiley Online Library
ABSTRACT A measuring technique for antenna gain is presented, based on averaging a
normalized transfer function over a distance range. Criteria for setting the distance range are …

Measurement of antennas and microwave components using time-domain reflectometry of a voltage impulse

S McCabe, J Scott - IEEE microwave and wireless components …, 2011 - ieeexplore.ieee.org
Band-pass microwave systems such as ultra-wideband antennas are traditionally
characterized in the frequency-domain through a vector network analyzer in an anechoic …

Impulse TDR and its Application to Measurement of Antennas

S McCabe, J Scott - Asia-Pacific Microwave Conference 2011, 2011 - ieeexplore.ieee.org
The traditional stimulus signal used in a time-domain reflectometer (TDR) is a voltage step.
We propose an alternative technique, whereby an impulse generator is employed in place of …

A novel approach for the design of a modified excitation signal using a narrow pulse generator for high‐resolution time‐domain reflectometry applications

M Ojaroudi, E Mehrshahi… - Microwave and Optical …, 2014 - Wiley Online Library
In this article, a novel modified stimulus signal is used to improve the accuracy of localizing
discontinuities for time‐domain reflectometry (TDR) measurements. This pulse shaping puts …

On the accuracy of the distance-averaging method for antenna gain measurements

D Deacu, RD Tamas, T Petrescu… - … Antennas, Novel EM …, 2014 - ieeexplore.ieee.org
We have previously proposed an indoor measuring technique for antenna gain, based on
averaging a normalized transfer function over a distance range. Simulated and measured …

High accuracy time domain modeling of microstrip discontinuities by using modified TDR based on barker codes with flat spectrum and integrated side-lobes

M Ojaroudi, E Mehrshahi - The Applied Computational …, 2013 - journals.riverpublishers.com
In this paper, a novel time domain method by using a modified time domain reflectometry is
presented for high accuracy modeling of microstrip discontinuities. The ordinary stimulus …

Super-resolution time domain reflectometry method for microwave imaging system applications

O Mahdiyar, AH Mazinan, MA Pourmina… - IETE Journal of …, 2022 - Taylor & Francis
In this paper, a novel method for accurate modeling of microstrip discontinuities based on
pulse shaping modulation is presented. The proposed method uses a novel excitation signal …

New advances in gain measurements in non-anechoic sites: Application to narrow band monopoles

RD Tamas - 2016 International Workshop on Antenna …, 2016 - ieeexplore.ieee.org
Previously, the author has described a method for measuring the antenna gain in non-
anechoic sites. The effects of reflection and diffraction on the neighboring objects can be …

[PDF][PDF] Measurement of Antennas and Microwave Components Using Time-Domain Reflectometry of a Voltage Impulse

S SIGNAL - Citeseer
Band-pass microwave systems such as ultrawideband (UWB) antennas are traditionally
characterized in the frequency-domain through a vector network analyzer (VNA) in an …