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 Experiment Videos

Implementation of an active headset by using the H infinity robust control theory

M Bai1, D Lee

  • 1Department of Mechanical Engineering, Chiao-Tung University, Taiwan, Republic of China.

The Journal of the Acoustical Society of America
|February 12, 1998
PubMed
Summary

This study introduces an active headset using H infinity robust control for superior noise cancellation. The developed headset achieves significant broadband sound attenuation, enhancing audio performance.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Genes dependent on zebrafish cyclops function identified by AFLP differential gene expression screen.

Genesis (New York, N.Y. : 2000)·2000
Same author

Comparison of flow cytometric assays with isotopic assays of (51)chromium-labeled cells for estimation of red cell clearance or survival in vivo.

Transfusion·2000
Same author

Appropriateness of the decision to transfer nursing facility residents to the hospital.

Journal of the American Geriatrics Society·2000
Same author

Dopamine induces a biphasic modulation of hypothalamic ANF neurons: a ligand concentration-dependent effect involving D5 and D2 receptor interaction.

Molecular psychiatry·2000
Same author

Rate of change of cerebral blood flow velocity with hyperventilation during anesthesia in humans.

Canadian journal of anaesthesia = Journal canadien d'anesthesie·2000
Same author

Static disease on anastrozole provides similar benefit as objective response in patients with advanced breast cancer.

Breast cancer research and treatment·2000

Area of Science:

  • Engineering
  • Control Systems
  • Acoustics

Background:

  • Active noise cancellation (ANC) technology is crucial for improving audio experiences.
  • Robust control theory offers advanced methods for designing stable and high-performing systems.
  • Implementing ANC in wearable devices presents unique engineering challenges.

Purpose of the Study:

  • To develop an active headset utilizing H infinity robust control theory.
  • To design a feedback tracking control system for effective noise attenuation.
  • To validate the performance and robustness of the active headset through experimental testing.

Main Methods:

  • Application of H infinity robust control theory for closed-loop system design.
  • Implementation of a feedback tracking control structure.

Related Experiment Videos

  • Realization of the controller using operational amplifier circuitry.
  • Experimental validation of the active headset's performance.

    • Main Results:

    • The active headset demonstrated broadband attenuation up to approximately 15 dB.
    • Effective noise reduction was achieved within the 200-800 Hz frequency band.
    • The controller design ensured system stability and robustness.

    Conclusions:

    • The H infinity robust control methodology is effective for active headset implementation.
    • The developed active headset provides significant noise attenuation.
    • Experimental results confirm the practical viability and performance of the designed system.