Jove
Visualize
Contact Us

Related Concept Videos

Time and frequency -Domain Interpretation of Phase-lead Control01:24

Time and frequency -Domain Interpretation of Phase-lead Control

123
Phase-lead controllers are commonly used in various control systems to enhance response speed and stability. Adjusting the brightness on a television screen offers a practical example of phase-lead control. When contrast is enhanced, a phase-lead controller is employed. Mathematically, phase-lead control is identified when the first parameter is smaller than the second.
The design of phase-lead control involves the strategic placement of poles and zeros to balance steady-state error and system...
123
Deformation in a Circular Shaft01:10

Deformation in a Circular Shaft

411
One of the distinctive characteristics of circular shafts is their ability to maintain their cross-sectional integrity under torsion. In other words, each cross-section continues to exist as a flat, unaltered entity, simply rotating like a solid, rigid slab. To understand the distribution of shearing stress within such a shaft, consider a cylindrical section inside this circular shaft. This section has a length of L and a radius of R, with one end fixed. The radius of the cylindrical section is...
411
Generating Electromagnetic Radiations01:10

Generating Electromagnetic Radiations

3.4K
The German physicist Heinrich Hertz (1857–1894) was the first to generate and detect certain types of electromagnetic waves in the laboratory. Starting in 1887, he performed a series of experiments that confirmed the existence of electromagnetic waves and verified that they travel at the speed of light. Hertz used an alternating-current RLC (resistor-inductor-capacitor) circuit that resonated at a known frequency and connected it to a loop of wire. High voltages induced across the gap in...
3.4K
Cascaded Op Amps01:16

Cascaded Op Amps

692
Operational amplifiers (op-amps) are versatile electronic components that can be interconnected in a cascade - one after another in a linear sequence. This cascading is possible due to their infinite input resistance and zero output resistance, allowing them to maintain their input-output relationships even when connected in series.
In a cascaded system, each op-amp is referred to as a stage. The output of one stage drives the input of the subsequent stage. As the input signal passes through...
692
Magnetic Field Due to Two Straight Wires01:18

Magnetic Field Due to Two Straight Wires

2.8K
Consider two parallel straight wires carrying a current of 10 A and 20 A in the same direction and separated by a distance of 20 cm. Calculate the magnetic field at a point "P2", midway between the wires. Also, evaluate the magnetic field when the direction of the current is reversed in the second wire.
2.8K
Effective Value of a Periodic Waveform01:07

Effective Value of a Periodic Waveform

638
The concept of effective value, the root mean square (RMS) value, is crucial in understanding electrical circuits and power delivery. This idea emerges from the necessity to measure the effectiveness of a voltage or current source in supplying power to a resistive load.
The effective value of a periodic current represents the direct current (DC) that conveys the same average power to a resistor as the periodic current itself. This concept is crucial when assessing AC circuits. To determine the...
638

You might also read

Related Articles

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

Sort by
Same author

Plant Foliar Geometry as a Biomimetic Template for Antenna Design.

Biomimetics (Basel, Switzerland)·2023
Same author

Design of 4 × 4 Low-Profile Antenna Array for CubeSat Applications.

Micromachines·2023
Same author

Time-Modulated Antenna Arrays for Ultra-Wideband 5G Applications.

Micromachines·2022
Same author

Novel Design Techniques for the Fermat Spiral in Antenna Arrays, for Maximum SLL Reduction.

Micromachines·2022
Same author

A New Scheme of Applying CORPS and Crossovers to Reduce the Number of Phase Shifters in Antenna Arrays.

Sensors (Basel, Switzerland)·2022
Same author

Coherently Radiating Periodic Structures to Reduce the Number of Phase Shifters in a 2-D Phased Array.

Sensors (Basel, Switzerland)·2021
Same journal

RETRACTED: Zhang et al. A Novel Framework for Reconstruction and Imaging of Target Scattering Centers via Wide-Angle Incidence in Radar Networks. <i>Sensors</i> 2025, <i>25</i>, 6802.

Sensors (Basel, Switzerland)·2026
Same journal

Enhancing Unsupervised Multi-Source Domain Adaptation for Person Re-Identification via Mixture of Experts and Graph-Based Relation.

Sensors (Basel, Switzerland)·2026
Same journal

Development of an Instrumented Glove for Palmar Pressure Assessment in Kayakers.

Sensors (Basel, Switzerland)·2026
Same journal

Development and Experimental Validation of an Autonomous IoT-Based Monitoring System for Real-Time Water Quality Assessment in the Amazon River.

Sensors (Basel, Switzerland)·2026
Same journal

Semi-Supervised Adversarial Learning Framework for Controller Area Network Bus Intrusion Detection.

Sensors (Basel, Switzerland)·2026
Same journal

Smart Optimization Method for Safety Signs in Innovative Manufacturing Environments Integrating Industrial Field IoT Sensors and Knowledge Graphs.

Sensors (Basel, Switzerland)·2026
See all related articles
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 Experiment Video

Updated: Aug 17, 2025

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
05:57

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

Published on: April 1, 2020

8.1K

Coherently Radiating Periodic Structures for Feeding Concentric Rings Array with Reduced Number of Phase Shifters.

Brian Sanchez1, Marco A Panduro1, David H Covarrubias1

  • 1CICESE Research Center, Electronics and Telecommunications Department, Carretera Ensenada-Tijuana No. 3918, Zona Playitas, Ensenada 22860, Baja California, Mexico.

Sensors (Basel, Switzerland)
|December 11, 2022
PubMed
Summary
This summary is machine-generated.

This study introduces a novel phased array antenna design using coherently radiating periodic structures (CORPS) to feed concentric ring arrays (CRA), significantly reducing phase shifters and enhancing scanning capabilities.

Keywords:
CORPS networkbeam-scanningconcentric ringsphased arrayside lobe level

More Related Videos

Generation and Coherent Control of Pulsed Quantum Frequency Combs
06:42

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Published on: June 8, 2018

9.1K
Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
08:39

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

9.9K

Related Experiment Videos

Last Updated: Aug 17, 2025

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station
05:57

Characterization of SiN Integrated Optical Phased Arrays on a Wafer-Scale Test Station

Published on: April 1, 2020

8.1K
Generation and Coherent Control of Pulsed Quantum Frequency Combs
06:42

Generation and Coherent Control of Pulsed Quantum Frequency Combs

Published on: June 8, 2018

9.1K
Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator
08:39

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

9.9K

Area of Science:

  • Electromagnetics and Antenna Theory
  • Phased Array Antenna Design
  • Microwave Engineering

Background:

  • Traditional phased arrays often require a large number of phase shifters, increasing complexity and cost.
  • Concentric ring arrays (CRA) offer potential for improved scanning but face challenges in feeding network design.
  • Coherently radiating periodic structures (CORPS) present an alternative feeding network approach.

Purpose of the Study:

  • To propose and validate a novel phased array antenna system combining CORPS and CRA.
  • To demonstrate a significant reduction in the number of phase shifters required for CRA systems.
  • To enhance the scanning capability of concentric ring array antennas.

Main Methods:

  • Design and integration of 2x3 or 4x7 CORPS feeding networks for CRA.
  • Application of Differential Evolution (DE) algorithm for amplitude optimization.
  • Full-wave electromagnetic simulations to analyze performance and mutual coupling.
  • Experimental validation using a fabricated antenna system prototype.

Main Results:

  • The proposed phased CRA system achieves a scanning range of ±25° in the elevation plane with reduced phase shifters.
  • Full-wave simulations confirm low side lobe levels (SLL) across all scanning directions.
  • Differential evolution optimization effectively managed amplitude distribution.
  • Experimental measurements validated the simulation results and overall system performance.

Conclusions:

  • The integration of CORPS feeding networks with CRA offers a viable solution for advanced phased array antennas.
  • The proposed design effectively reduces hardware complexity (fewer phase shifters) while maintaining or improving scanning performance.
  • This approach provides a robust and validated method for developing high-performance phased array systems.