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

Open and closed-loop control systems01:17

Open and closed-loop control systems

1.1K
Control systems are foundational elements in automation and engineering. They are broadly categorized into open-loop and closed-loop systems. These classifications hinge on the presence or absence of feedback mechanisms, significantly influencing the system's performance, complexity, and application.
An open-loop control system operates without feedback from the output. It consists of two primary elements: the controller and the controlled process. The controller receives an input signal...
1.1K
Gyroscope01:02

Gyroscope

3.5K
A gyroscope is defined as a spinning disk in which the axis of rotation is free to assume any orientation. When spinning, the orientation of the spin axis is unaffected by the orientation of the body that encloses it. The body or vehicle enclosing the gyroscope can be moved from place to place, while the orientation of the spin axis remains the same. This makes gyroscopes very useful in navigation, especially where magnetic compasses cannot be used, such as in crewed and crewless spacecraft,...
3.5K
Gyroscope: Precession01:24

Gyroscope: Precession

4.7K
Precession can be demonstrated effectively through a spinning top. If a spinning top is placed on a flat surface near the surface of the Earth at a vertical angle and is not spinning, it will fall over due to the force of gravity producing a torque acting on its center of mass. However, if the top is spinning on its axis, it precesses about the vertical direction, rather than topple over due to this torque. Precessional motion is a combination of a steady circular motion of the axis and the...
4.7K
PI Controller: Design01:24

PI Controller: Design

571
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...
571
Feedback control systems01:26

Feedback control systems

470
Feedback control systems are categorized in various ways based on their design, analysis, and signal types.
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
470
PD Controller: Design01:26

PD Controller: Design

374
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,...
374

You might also read

Related Articles

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

Sort by
Same author

The synthesis of 6'-N-acyl neamine-based amphiphiles: Synergistic activity against Pseudomonas aeruginosa via enhanced membrane permeability.

European journal of medicinal chemistry·2026
Same author

CLU delays fracture healing and intercepts osteogenic differentiation by enhancing SMURF1-mediated DDX5 ubiquitination.

Biochemical pharmacology·2026
Same author

Integrated hydrogel system targeting AMPK/PPARγ signaling in osteoarthritis immunometabolic regulation.

Journal of nanobiotechnology·2026
Same author

Side-Chain Engineering Enabling Ion-In-Conjugation Polymers Built-In Moisture Resistivity Detection of NO<sub>2</sub> at Room Temperature.

ACS applied materials & interfaces·2026
Same author

PUS1 Drives Renal Cancer Progression by Preventing Formation of Endogenous Double-stranded RNAs.

International journal of biological sciences·2026
Same author

Correction: N6‑methyladenosine‑modified TRAF1 promotes sunitinib resistance by regulating apoptosis and angiogenesis in a METTL14‑dependent manner in renal cell carcinoma.

Molecular cancer·2026

Related Experiment Video

Updated: Oct 3, 2025

An Experimental Platform to Study the Closed-loop Performance of Brain-machine Interfaces
10:51

An Experimental Platform to Study the Closed-loop Performance of Brain-machine Interfaces

Published on: March 10, 2011

13.9K

Research on a Silicon Gyroscope Interface Circuit Based on Closed-Loop Controlled Drive Loop.

Qiang Li1,2, Lifeng Ding3, Xiaowei Liu4

  • 1Shanxi Key Laboratory of Micro Nano Sensors & Artificial Intelligence Perception, College of Information and Computer, Taiyuan University of Technology, Taiyuan 030024, China.

Sensors (Basel, Switzerland)
|February 15, 2022
PubMed
Summary
This summary is machine-generated.

This study introduces a new linearized model for silicon gyroscope drive loops, improving dynamic characteristic analysis. The developed interface circuit achieves excellent zero stability, validating the model and enhancing gyroscope performance.

Keywords:
closed-loop controlled drive loopcomplementary metal oxide semiconductor (CMOS)gyroscopelinear model

More Related Videos

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
11:53

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

11.8K
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

4.7K

Related Experiment Videos

Last Updated: Oct 3, 2025

An Experimental Platform to Study the Closed-loop Performance of Brain-machine Interfaces
10:51

An Experimental Platform to Study the Closed-loop Performance of Brain-machine Interfaces

Published on: March 10, 2011

13.9K
The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
11:53

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

11.8K
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

4.7K

Area of Science:

  • Microelectromechanical Systems (MEMS)
  • Control Systems Engineering
  • Integrated Circuit Design

Background:

  • Existing silicon gyroscope drive loop analysis methods lack dynamic characteristic assessment.
  • Perturbation and period average methods are insufficient for system dynamics.

Purpose of the Study:

  • To establish a linearized amplitude control model for silicon gyroscope drive loops.
  • To analyze drive loop stability, set-up time, and vibration conditions.
  • To design and test a novel silicon gyroscope interface circuit.

Main Methods:

  • Developed a linearized amplitude control model for dynamic analysis.
  • Designed a silicon gyroscope interface circuit using a 0.35 μm Bipolar-CMOS-DMOS (BCD) process.
  • Tested the application-specific integrated circuit (ASIC) with a sensitive structure.

Main Results:

  • Obtained vibration conditions and analyzed drive loop stability and set-up time.
  • Designed a compact ASIC (4.5 mm × 4.0 mm).
  • Achieved a zero stability of 1.14°/hr (Allen) in the tested silicon gyroscope.

Conclusions:

  • The theoretical model is validated by experimental results.
  • The designed interface circuit demonstrates effective stability optimization for silicon gyroscopes.
  • The closed-loop controlled drive loop enhances overall silicon gyroscope performance.