Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

The Antenna Complex01:15

The Antenna Complex

Plants and other photosynthetic organisms comprise pigments capable of absorption of direct sunlight. These pigments are present in the reaction center - the main site of photochemical reactions as well as in the antenna complex. Under average light conditions, the rate at which reaction center pigments absorb light is far below the electron transport chain's capacity. As a result, the reaction center alone cannot provide enough energy to drive photosynthesis. The photosynthetic efficiency can...
Mesh Analysis for AC Circuits01:12

Mesh Analysis for AC Circuits

In the domain of radio communication, the significance of impedance matching must be considered. It is crucial to ensure the efficient transmission of signals between radio transmitters and receivers. Achieving this balance involves using impedance-matching circuits, with one fundamental configuration comprising a resistor, capacitor, and inductor.
The process of harmonizing these impedances begins with a clear understanding of the input and output signals. Once these signals are known, the...
Clipper Circuit01:18

Clipper Circuit

A clipper circuit is a fundamental wave-shaping device that harnesses the unique properties of diodes to alter and control waveform characteristics. This technology is widely used in electronic devices, especially in television and radar communication systems, where it enhances waveform modulation in both transmitters and receivers.
The operation of a clipper circuit can be exemplified by analyzing a dual-clipper configuration setup that integrates two ideal diodes, each paired with a biasing...
Polar Coordinates: Problem Solving01:27

Polar Coordinates: Problem Solving

Directional radiation patterns are central to antenna analysis, as they illustrate how signal strength varies with direction. These patterns are often modeled using polar plots, where the radial distance from the origin represents signal intensity at a given angle. A commonly used idealized form is the four-lobed rose curve, which captures the concept of directional beams in a simplified mathematical form.The four-lobed rose curve, described by r = cos⁡(2θ), features four symmetric lobes, each...
Surface Area Calculations01:22

Surface Area Calculations

Surface area calculations for a graph z = f(x, y) are fundamental in engineering applications involving curved structures such as satellite dishes. A parabolic dish reflects communication signals efficiently, but engineers must determine its exact curved surface area to estimate coating materials, fabrication costs, and structural requirements. Since the rim of the dish forms a circular boundary, the surface area is calculated over a circular domain in the xy-plane.Parametric Representation of...
Reflective Property of Parabolas01:26

Reflective Property of Parabolas

A parabola is a basic type of conic section that results from the intersection of a plane with a double-napped cone in a direction parallel to one of the cone's sides. This U-shaped curve has a distinctive reflective property: all incoming rays parallel to its axis of symmetry are directed toward a single point, known as the focus. This property is widely utilized in optical and communication technologies that require precise signal concentration.In analytic geometry, a parabola is defined as...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Subgroup Differences in Parenting Stress and Life Satisfaction Among Parents of Children with Disabilities Receiving Adapted Physical Activity Services.

Healthcare (Basel, Switzerland)·2026
Same author

InfoColon: A dataset for consecutive informative frames in Colonoscopy.

Scientific data·2026
Same author

SeamXSim: Seamless-textured virtual colonoscopy simulator via unpaired long-term video translation.

Computers in biology and medicine·2025
Same author

Identification and validation of <i>PCDHGA12</i> and <i>PRRX1</i> methylation for detecting lung cancer in bronchial washing sample.

Oncology letters·2024
Same author

Combination Analysis of <i>PCDHGA12</i> and <i>CDO1</i> DNA Methylation in Bronchial Washing Fluid for Lung Cancer Diagnosis.

Journal of Korean medical science·2024
Same author

Deep learning framework for automated goblet cell density analysis in in-vivo rabbit conjunctiva.

Scientific reports·2023

Related Experiment Video

Updated: Jul 19, 2026

Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System
12:08

Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System

Published on: July 18, 2015

10.9K

A Simple Printed Cross-Dipole Antenna with Modified Feeding Structure and Dual-Layer Printed Reflector for Direction

Kyei Anim1, Bonghyuk Park2, Hui Dong Lee2

  • 1Electronics Engineering Department, Hanbat National University, Daejeon 34158, Korea.

Sensors (Basel, Switzerland)
|September 10, 2021
PubMed
Summary

A novel printed cross-dipole antenna achieves right-hand circular polarization for direction finding systems. Its unique through-hole signal via feeding enhances stability and simplifies fabrication for broadband applications.

Keywords:
coaxial beadcross-dipole antennadirection findingdual-layer reflectorright-hand circular polarizationthrough-hole signal via

More Related Videos

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics
09:12

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Published on: May 28, 2016

11.4K
Tracking Infiltration Front Depth Using Time-lapse Multi-offset Gathers Collected with Array Antenna Ground Penetrating Radar
07:14

Tracking Infiltration Front Depth Using Time-lapse Multi-offset Gathers Collected with Array Antenna Ground Penetrating Radar

Published on: May 1, 2018

7.9K

Related Experiment Videos

Last Updated: Jul 19, 2026

Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System
12:08

Fabrication of High Contrast Gratings for the Spectrum Splitting Dispersive Element in a Concentrated Photovoltaic System

Published on: July 18, 2015

10.9K
Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics
09:12

Colloidal Synthesis of Nanopatch Antennas for Applications in Plasmonics and Nanophotonics

Published on: May 28, 2016

11.4K
Tracking Infiltration Front Depth Using Time-lapse Multi-offset Gathers Collected with Array Antenna Ground Penetrating Radar
07:14

Tracking Infiltration Front Depth Using Time-lapse Multi-offset Gathers Collected with Array Antenna Ground Penetrating Radar

Published on: May 1, 2018

7.9K

Area of Science:

  • Electrical Engineering
  • Antenna Theory and Design

Background:

  • Direction finding (DF) systems require antennas with specific polarization characteristics.
  • Traditional antenna designs can face challenges with impedance matching and mechanical stability.

Purpose of the Study:

  • To present a simple printed cross-dipole (PCD) antenna for L/S-band direction finding.
  • To introduce a novel feeding technique using a through-hole signal via (THSV) for improved performance and reliability.

Main Methods:

  • Design and simulation of a PCD antenna with interlocking dipoles on a dual-layer reflector.
  • Implementation of a THSV for connecting feedlines to the rear-mounted feed network.
  • Analysis of impedance matching, axial ratio, and bandwidth characteristics.

Main Results:

  • The PCD antenna achieved a wide impedance bandwidth (IBW) of 59% (1.59-2.93 GHz).
  • A 3-dB axial ratio bandwidth (ARBW) of 57% (1.5-2.7 GHz) was obtained.
  • The THSV feeding method demonstrated superior mechanical robustness and stable matching conditions.

Conclusions:

  • The proposed PCD antenna offers broadband operation, flexible impedance matching, and ease of fabrication.
  • The THSV feeding technique provides a reliable and durable alternative to conventional methods.
  • The antenna is well-suited for direction finding applications requiring right-hand circular polarization.