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 Video

Updated: May 16, 2026

Performing Repeated Intraoperative Impedance Telemetry Measurements during Cochlear Implantation
06:54

Performing Repeated Intraoperative Impedance Telemetry Measurements during Cochlear Implantation

Published on: August 4, 2023

Cochlear implant optimized noise reduction.

Stefan J Mauger1, Komal Arora, Pam W Dawson

  • 1Cochlear Limited, Level 1, 174 Victoria Parade, East Melbourne 3002, Victoria, Australia. smauger@cochlear.com

Journal of Neural Engineering
|November 29, 2012
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

The Cochlea01:13

The Cochlea

The cochlea is a coiled structure in the inner ear that contains hair cells—the sensory receptors of the auditory system. Sound waves are transmitted to the cochlea by small bones attached to the eardrum called the ossicles, which vibrate the oval window that leads to the inner ear. This causes fluid in the chambers of the cochlea to move, vibrating the basilar membrane.

You might also read

Related Articles

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

Sort by
Same author

Transcriptomic insights into the neuropathogenic and immune response alterations in mouse neurons challenged with west nile and japanese encephalitis viruses.

Virology journal·2026
Same author

Transcriptomic insights into the immune dynamics of wild-type mice challenged with SARS-CoV-2 Beta variant.

Laboratory animal research·2026
Same author

Dysregulation of microRNAs in the Brains of Mice Infected with Powassan Virus.

Viruses·2025
Same author

Computational simulations of coronary artery bifurcation stenting using realistic plaque distribution and materials.

Scientific reports·2025
Same author

Eye Movement Desensitization and Reprocessing for Chronic Pain: A Systematic Review.

Journal of integrative and complementary medicine·2025
Same author

Epidemiology of Compensated Advanced Chronic Liver Disease (cACLD) in the United States: Insights From the National Health and Nutrition Examination Survey, 2017-2020.

Clinical gastroenterology and hepatology : the official clinical practice journal of the American Gastroenterological Association·2025
Same journal

A computational framework for fitting biophysical basal-ganglia network models, applied to Parkinsonian beta oscillations.

Journal of neural engineering·2026
Same journal

A sensor-driven Hill-type muscle modeling framework integrating sEMG and pFMG for biceps brachii force estimation.

Journal of neural engineering·2026
Same journal

Overcoming brain non-stationarity: Adaptive RLS classification for stable BCIs based on auditory evoked potentials.

Journal of neural engineering·2026
Same journal

Mapping neural representations of fine and gross upper-limb movements across dorsoventral subthalamic nucleus subregions in Parkinson's disease.

Journal of neural engineering·2026
Same journal

Ultra-flexible wireless endovascular stimulator for cortical simulation.

Journal of neural engineering·2026
Same journal

Influence of frequency and pulse train duration on respiratory responses during transcutaneous phrenic nerve stimulation in humans.

Journal of neural engineering·2026
See all related articles

An optimized noise-reduction method significantly improved speech perception and listening quality for cochlear implant (CI) users in noisy environments. This advanced algorithm enhances sound processing without degrading speech perception in quiet.

Area of Science:

  • Audiology
  • Biomedical Engineering
  • Signal Processing

Background:

  • Noise-reduction (NR) methods enhance speech perception for cochlear implant (CI) recipients, unlike hearing aid (HA) users where only quality improvements are noted.
  • Psychoacoustic research indicates distinct hearing differences between CI and HA recipients, necessitating tailored NR techniques for CIs.
  • Current NR methods offer limited benefits for CI users, highlighting the need for optimized algorithms.

Purpose of the Study:

  • To develop and evaluate an optimized noise-reduction algorithm specifically designed for cochlear implant recipients.
  • To assess the impact of the optimized NR method on speech perception in various noise conditions and listening quality.

Main Methods:

  • An optimized NR algorithm was developed, featuring increased temporal smoothing of the signal-to-noise ratio (SNR) estimate and a more aggressive gain function.

Related Experiment Videos

Last Updated: May 16, 2026

Performing Repeated Intraoperative Impedance Telemetry Measurements during Cochlear Implantation
06:54

Performing Repeated Intraoperative Impedance Telemetry Measurements during Cochlear Implantation

Published on: August 4, 2023

  • The algorithm was tested with 12 CI recipients across four sessions, assessing speech perception in speech-weighted noise, 20-talker babble, and 4-talker babble.
  • Listening quality was evaluated through tests for noise annoyance and overall preference.

    • Main Results:

    • Significant improvements in speech perception were observed with the optimized NR method compared to standard processing in babble and speech-weighted noise.
    • The optimized NR method also showed significant speech perception gains over a current NR method in speech-weighted noise.
    • Speech perception in quiet remained unaffected, and significant improvements in listening quality (noise annoyance, preference) were found in speech-weighted and babble noise.

    Conclusions:

    • The optimized noise-reduction method offers significant speech perception and listening quality benefits for cochlear implant recipients.
    • This tailored approach addresses the specific auditory processing needs of CI users, outperforming both standard and current NR techniques.
    • The developed algorithm represents a promising advancement in assistive listening device technology for individuals with hearing loss.