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

Singularity Functions for Bending Moment01:18

Singularity Functions for Bending Moment

212
Singularity functions simplify the representation of bending moments in beams subjected to discontinuous loading, allowing the use of a single mathematical expression. For a supported beam AB, with uniform loading from its midpoint M to the right side end B, the approach involves conceptual 'cuts' at specific points to determine the bending moment in each segment. By cutting the beam at a point between A and M, the bending moment for the segment before reaching midpoint M is represented...
212
Deflection of a Beam01:19

Deflection of a Beam

255
Accurately determining beam deflection and slope under various loading conditions in structural engineering is crucial for ensuring safety and structural integrity. Singularity functions offer a streamlined approach to analyzing beams, especially when multiple loading functions complicate the bending moment equation.
Singularity functions, described in an earlier lesson, are powerful mathematical tools that represent discontinuities within a function commonly encountered in structural loading...
255
Distributed Loads: Problem Solving01:21

Distributed Loads: Problem Solving

639
Beams are structural elements commonly employed in engineering applications requiring different load-carrying capacities. The first step in analyzing a beam under a distributed load is to simplify the problem by dividing the load into smaller regions, which allows one to consider each region separately and calculate the magnitude of the equivalent resultant load acting on each portion of the beam. The magnitude of the equivalent resultant load for each region can be determined by calculating...
639
Beams with Unsymmetric Loadings01:17

Beams with Unsymmetric Loadings

114
Analyzing a supported beam under unsymmetrical loadings is essential in structural engineering to understand how beams respond to varied force distributions. This analysis involves calculating the deflection and identifying points where the slope of the beam is zero, which are crucial for ensuring structural stability and functionality.
The first moment-area theorem determines the slope at any point on the beam. This theorem indicates that the change in slope between two points on a beam...
114
Beams with Symmetric Loadings01:15

Beams with Symmetric Loadings

186
The moment-area method is an analytical tool used in structural engineering to determine the slope and deflection of beams under various loads. Consider a cantilever with a concentrated load and moment at the free end. The first step is constructing a free-body diagram to calculate the reactions at the fixed end. Next, the bending moment diagram is plotted to visualize how the bending moment varies along the beam's length, focusing on points where the bending moment equals zero.
The M/EI...
186
Prismatic Beams: Problem Solving01:15

Prismatic Beams: Problem Solving

110
In the design of a supported timber beam subjected to a distributed load, both the beam's physical dimensions and the timber's characteristics, such as its grade and species, are critical. These factors determine the allowable stress values, which are crucial for calculating the necessary beam depth to ensure structural integrity and safety.
The design begins with analyzing the beam as a free body to identify moments and force balances, thereby determining support reactions. Next, the...
110

You might also read

Related Articles

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

Sort by
Same author

Rosmarinic acid-derived micelles potentiated dextran hydrogel for concurrent mechanical reinforcement and inflammatory microenvironment remodeling in chronic diabetic wound healing.

Carbohydrate polymers·2026
Same author

Cold-Induced Phase Separation Coupled With High-Performance Liquid Chromatography-Fluorescence Detection for Determination of Glyphosate, Aminomethylphosphonic Acid, and Glufosinate in Environmental Water.

Journal of separation science·2026
Same author

Bimetallic Nanozymes: Structure-Activity, Regulatory Strategies, and Adaptive Applications.

Small (Weinheim an der Bergstrasse, Germany)·2025
Same author

Photothermal-Enhanced Desorption and Internally Heated Photochemical Ionization TOF-MS for Rapid and Quantitative Analysis of Particulate PAH Composition.

Analytical chemistry·2025
Same author

An NIR-responsive "4A hydrogel" encapsulating wormwood essential oil: through antibacterial, antioxidant, anti-inflammation, and angiogenic to promote diabetic wound healing.

Materials today. Bio·2025
Same author

Electrochemical sensing system based on coordination bond connected porphyrin-MOFs@MXenes hybrids for in situ and real-time monitoring of H<sub>2</sub>O<sub>2</sub> released from cells.

Scientific reports·2025
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

Related Experiment Video

Updated: Jun 21, 2025

Author Spotlight: Introduction to Active Probe Atomic Force Microscopy with Quattro-Parallel Cantilever Arrays
05:04

Author Spotlight: Introduction to Active Probe Atomic Force Microscopy with Quattro-Parallel Cantilever Arrays

Published on: June 13, 2023

1.5K

Adaptable Hybrid Beamforming with Subset Optimization Algorithm for Multi-User Massive MIMO Systems.

Ziyang Huang1, Longcheng Yang2, Weiqiang Tan1

  • 1School of Computer Science and Cyber Engineering, Guangzhou University, Guangzhou 510006, China.

Sensors (Basel, Switzerland)
|July 13, 2024
PubMed
Summary
This summary is machine-generated.

This study introduces a Subset Optimization Algorithm-Hybrid Beamforming (SOA-HBF) to reduce interference in massive MIMO systems. The new method enhances system capacity and performance, even with obstacles using intelligent reflecting surfaces.

Keywords:
channel modelshybrid beamformingintelligent reflecting surfacesmassive MIMOregularized zero forcingsubset optimization

More Related Videos

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
09:43

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

9.9K
Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters
15:25

Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters

Published on: February 4, 2018

6.1K

Related Experiment Videos

Last Updated: Jun 21, 2025

Author Spotlight: Introduction to Active Probe Atomic Force Microscopy with Quattro-Parallel Cantilever Arrays
05:04

Author Spotlight: Introduction to Active Probe Atomic Force Microscopy with Quattro-Parallel Cantilever Arrays

Published on: June 13, 2023

1.5K
Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping
09:43

Transmission of Multiple Signals through an Optical Fiber Using Wavefront Shaping

Published on: March 20, 2017

9.9K
Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters
15:25

Design and Characterization Methodology for Efficient Wide Range Tunable MEMS Filters

Published on: February 4, 2018

6.1K

Area of Science:

  • Wireless Communication
  • Signal Processing
  • Information Theory

Background:

  • Hybrid beamforming (HBF) in massive MIMO systems offers benefits like increased sum rate and reduced power consumption.
  • Designing effective HBF is complex, and inter-user interference degrades system performance.

Purpose of the Study:

  • To develop a novel hybrid beamforming scheme, Subset Optimization Algorithm-Hybrid Beamforming (SOA-HBF), to mitigate inter-user interference.
  • To maximize system capacity by optimizing the hybrid beamformer.
  • To evaluate the scheme's effectiveness in scenarios with and without obstacles, utilizing intelligent reflecting surfaces (IRS).

Main Methods:

  • The Subset Optimization Algorithm (SOA) is adapted to divide the user set into subsets for optimized hybrid beamforming.
  • A system model incorporating an intelligent reflecting surface (IRS) is developed to overcome communication blockages.
  • Performance is evaluated through simulations comparing SOA-HBF against baseline methods.

Main Results:

  • The proposed SOA-HBF scheme significantly reduces inter-user interference.
  • Simulation results demonstrate performance improvements ranging from 8.1% to 59.1% compared to baseline methods.
  • The scheme proves effective in both mmWave massive MIMO and IRS-assisted fully connected hybrid beamforming systems.

Conclusions:

  • SOA-HBF is an effective strategy for enhancing hybrid beamforming in massive MIMO systems.
  • The integration of IRS further improves communication efficiency, particularly in obstructed environments.
  • The developed scheme offers a robust solution for maximizing system capacity and performance in advanced wireless networks.