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

PD Controller: Design01:26

PD Controller: Design

272
In automotive engineering, car suspension systems often employ Proportional Derivative (PD) controllers to enhance performance. PD controllers are utilized to adjust the damping force in response to road conditions. A controller, acting as an amplifier with a constant gain, demonstrates proportional control, with output directly mirroring input.
Designing a continuous-data controller requires selecting and linking components like adders and integrators, which are fundamental in Proportional,...
272
PI Controller: Design01:24

PI Controller: Design

321
Proportional Integral (PI) controllers are a fundamental component in modern control systems, widely used to enhance performance and mitigate steady-state errors. They are particularly effective in applications such as automatic brightness adjustment on smartphones, where they excel at mitigating steady-state errors for step-function inputs. Unlike PD controllers, which require time-varying errors to function optimally, PI controllers leverage their integral component to address residual...
321
Controller Configurations01:22

Controller Configurations

115
Controller configurations are crucial in a car's cruise control system because they manage speed over time to maintain a consistent pace regardless of road conditions, thereby meeting design goals. In traditional control systems, fixed-configuration design involves predetermined controller placement. System performance modifications are known as compensation.
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller...
115
Time and frequency -Domain Interpretation of Phase-lead Control01:24

Time and frequency -Domain Interpretation of Phase-lead Control

101
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...
101
Biasing of P-N Junction01:16

Biasing of P-N Junction

578
The operation of a p-n junction diode involves various biasing conditions, including forward bias, reverse bias, and equilibrium.
In equilibrium, no external voltage is applied across the p-n junction. The depletion region is formed at the junction interface due to the diffusion of carriers, which leaves behind charged dopants, acceptors on the p-side, and donors on the n-side. These immobile charges create an electric field that prevents further diffusion of carriers. The related energy band...
578
Phase-lead and Phase-lag Controllers01:22

Phase-lead and Phase-lag Controllers

190
Understanding the working function of different types of controllers can be illustrated with practical analogies, such as adjusting a stereo's volume equalizer. Cranking up the bass involves a phase-lead controller, which functions as a high-pass filter, while increasing the treble uses a phase-lag controller, which acts as a low-pass filter. PD controllers, similar to high-pass filters, enhance the system's response to high-frequency components. PI controllers, akin to low-pass...
190

You might also read

Related Articles

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

Sort by
Same author

Teleportation With Reorientation for Redirected Walking in VR.

IEEE transactions on visualization and computer graphics·2026
Same author

Beyond the Self: Avatar Anthropomorphic Fidelity and Calibration Effects on Judging Others' Interpersonal Horizontal Reachability in VR.

IEEE transactions on visualization and computer graphics·2026
Same author

Empirically Evaluating the Effects of Calibration Perturbations on the Near-field Size Perception of Graspable Tangible Objects in VR.

IEEE transactions on visualization and computer graphics·2026
Same author

Expression of Opioid Growth Factor,Opioid Growth Factor Receptor,P16,and P21 and Their Correlations With Clinicopathological Characteristics in Elderly Patients With Colorectal Cancer.

Zhongguo yi xue ke xue yuan xue bao. Acta Academiae Medicinae Sinicae·2026
Same author

Proteomics-Based Analysis of Clinical Significance of Roundabout Guidance Receptor 4 and Protocadherin 12 in Screening,Diagnosis,and Staging of Colorectal Cancer.

Zhongguo yi xue ke xue yuan xue bao. Acta Academiae Medicinae Sinicae·2026
Same author

Roles of Tumor-Associated Macrophages in the Development of Colorectal Cancer and Their Potential as Therapeutic Targets.

Zhongguo yi xue ke xue yuan xue bao. Acta Academiae Medicinae Sinicae·2026

Related Experiment Video

Updated: Jul 15, 2025

Controlling Parkinson's Disease With Adaptive Deep Brain Stimulation
11:12

Controlling Parkinson's Disease With Adaptive Deep Brain Stimulation

Published on: July 16, 2014

22.5K

Novel Design and Evaluation of Redirection Controllers Using Optimized Alignment and Artificial Potential Field.

Xue-Liang Wu, Huan-Chang Hung, Sabarish V Babu

    IEEE Transactions on Visualization and Computer Graphics
    |October 3, 2023
    PubMed
    Summary

    New redirected walking controllers improve virtual reality navigation by minimizing user resets. These alignment-based and integrated methods offer smoother virtual locomotion experiences compared to existing techniques.

    More Related Videos

    Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface
    11:54

    Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface

    Published on: May 8, 2021

    4.4K
    Design to Implementation Study for Development and Patient Validation of Paper-Based Toehold Switch Diagnostics
    10:42

    Design to Implementation Study for Development and Patient Validation of Paper-Based Toehold Switch Diagnostics

    Published on: June 17, 2022

    2.9K

    Related Experiment Videos

    Last Updated: Jul 15, 2025

    Controlling Parkinson's Disease With Adaptive Deep Brain Stimulation
    11:12

    Controlling Parkinson's Disease With Adaptive Deep Brain Stimulation

    Published on: July 16, 2014

    22.5K
    Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface
    11:54

    Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface

    Published on: May 8, 2021

    4.4K
    Design to Implementation Study for Development and Patient Validation of Paper-Based Toehold Switch Diagnostics
    10:42

    Design to Implementation Study for Development and Patient Validation of Paper-Based Toehold Switch Diagnostics

    Published on: June 17, 2022

    2.9K

    Area of Science:

    • Virtual Reality
    • Human-Computer Interaction
    • Robotics

    Background:

    • Redirected walking (RDW) enables natural locomotion in virtual environments exceeding physical space limitations.
    • Current RDW controllers face challenges in maintaining seamless user experience and minimizing disruptions.

    Purpose of the Study:

    • To propose and evaluate novel optimization-driven alignment-based and Artificial Potential Field (APF) RDW controllers.
    • To develop an integrated controller combining alignment-based and APF approaches for enhanced performance.

    Main Methods:

    • Developed alignment-based and APF controllers using objective functions based on user heading and target vectors.
    • Integrated both controllers to leverage their respective strengths.
    • Utilized simulation-based studies to assess controller performance against state-of-the-art methods.

    Main Results:

    • The proposed alignment-based and integrated controllers significantly reduced the number of resets compared to existing methods.
    • These controllers achieved a more uniform distribution of distances between resets.
    • The integrated controller demonstrated potential by combining benefits of both alignment and APF strategies.

    Conclusions:

    • Optimization-driven alignment-based and integrated RDW controllers offer superior performance in virtual reality navigation.
    • These novel methods enhance user experience by minimizing resets and providing smoother locomotion.
    • The findings suggest a promising direction for developing more immersive and natural virtual reality experiences.