Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Search research articles

Related Experiment Videos

How cochlear implants encode speech.

Jay T Rubinstein¹

¹Departments of Otolaryngology and Bioengineering, The University of Iowa, 200 Hawkins Drive, Iowa City, IA 52242, USA. jay-rubinstein@uiowa.edu

Current Opinion in Otolaryngology & Head and Neck Surgery

|September 21, 2004

Summary

This summary is machine-generated.

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

International expert consensus on gene therapy for hereditary hearing loss: Based on clinical trials.

Med (New York, N.Y.)·2025

Same author

DB-OTO Gene Therapy for Inherited Deafness.

The New England journal of medicine·2025

Same author

Electrophysiological Responses to Spectral Ripple Envelope Phase Inversion in 3-Month-Olds and Adults.

Ear and hearing·2025

Same author

Gene Therapy for Hearing Loss: Which Genes Next?

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2025

Same author

Behavioral characterization of the cochlear amplifier lesion due to loss of function of stereocilin (STRC) in human subjects.

Hearing research·2023

Same author

Investigating Socioeconomic Barriers to Cochlear Implantation.

Otology & neurotology : official publication of the American Otological Society, American Neurotology Society [and] European Academy of Otology and Neurotology·2023

Same journal

Advances in patient-specific 3D-printed models in temporal bone surgery.

Current opinion in otolaryngology & head and neck surgery·2026

Same journal

Graduated autonomy in head and neck microvascular surgery fellowship training: oncologic and reconstructive competency, safety, and educational implications.

Current opinion in otolaryngology & head and neck surgery·2026

Same journal

Costs and system-wide considerations within head and neck reconstruction: moving toward a value-based care framework.

Current opinion in otolaryngology & head and neck surgery·2026

Same journal

Modern methods of dorsal augmentation rhinoplasty.

Current opinion in otolaryngology & head and neck surgery·2026

Same journal

Flap selection for circumferential pharyngeal reconstruction.

Current opinion in otolaryngology & head and neck surgery·2026

Same journal

Improving facial scar outcomes: an evidence-based update.

Current opinion in otolaryngology & head and neck surgery·2026

See all related articles

Cochlear implant signal processing has advanced significantly, improving music and speech perception. Future developments promise even higher fidelity prosthetic hearing for more individuals.

Area of Science:

Audiology
Biomedical Engineering
Neuroscience

Background:

Cochlear implants (CIs) bypass damaged inner ear hair cells.
Signal processing translates external sounds into electrical stimuli for the auditory nerve.

Purpose of the Study:

To review the historical evolution of cochlear implant signal processing.
To explain current signal processing strategies and their rationale.
To summarize recent research and forecast future advancements.

Main Methods:

Literature review of cochlear implant signal processing.
Analysis of spectral and temporal auditory cues.
Summary of current and emerging signal processing algorithms.

Main Results:

Related Experiment Videos

Significant progress in understanding spectral and temporal cues for music, speech-in-noise, and interaural timing perception.
Higher spectral and temporal resolution, and improved loudness/pitch coding enhance CI recipient performance.
Interrelated factors necessitate advanced signal processing algorithms currently in development and clinical trials.

Conclusions:

Current and near-future cochlear implant technology holds significant potential for improving auditory experiences.
Advances in pitch/loudness perception and cochlear function emulation will increase prosthetic hearing fidelity.
Improved CI performance is expected to expand the population of hearing-impaired individuals who can benefit from implantation.