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

Interference: Path Lengths01:10

Interference: Path Lengths

Consider two sources of sound, that may or may not be in phase, emitting waves at a single frequency, and consider the frequencies to be the same.
Two special sources may be considered when they are in phase. This can be easily achieved by feeding the two sources from the same source. An example would be synchronizing the two speakers by feeding them with the same source, such as the sound waves produced by a tuning fork. This setup ensures that the two sources have the same frequency and are...
Echo01:06

Echo

The human ear cannot distinguish between two sources of sound if they happen to reach within a specific time interval, typically 0.1 seconds apart. More than this, and they are perceived as separate sources.
Imagine the sound is reflected back to the ears. Assuming that the source is very close to the human, the difference between hearing the two sounds—the emitted sound and the reflected sound—may be more than the minimum time for perceiving distinct sounds. If this is the case, then the...
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.
¹H NMR: Interpreting Distorted and Overlapping Signals01:02

¹H NMR: Interpreting Distorted and Overlapping Signals

Spin systems where the difference in chemical shifts of the coupled nuclei is greater than ten times J are called first-order spin systems. These nuclei are weakly coupled, and their chemical shifts and coupling constant can generally be estimated from the well-separated signals in the spectrum.
As Δν decreases and the signals move closer, the doublets appear increasingly distorted. The intensities of the inner lines increase at the cost of those of the outer lines as the signals are slanted or...
Beats01:09

Beats

The study of music provides many examples of the superposition of waves and the constructive and destructive interference that occurs. Very few examples of music being performed consist of a single source playing a single frequency for an extended period of time. A single frequency of sound for an extended period might be monotonous to the point of irritation, similar to the unwanted drone of an aircraft engine or a loud fan. Music is pleasant and exciting due to mixing the changing frequencies...
Properties of Fourier Transform II01:24

Properties of Fourier Transform II

The Fourier Transform (FT) is an essential mathematical tool in signal processing, transforming a time-domain signal into its frequency-domain representation. This transformation elucidates the relationship between time and frequency domains through several properties, each revealing unique aspects of signal behavior.
The Frequency Shifting property of Fourier Transforms highlights that a shift in the frequency domain corresponds to a phase shift in the time domain. Mathematically, if x(t) has...

You might also read

Related Articles

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

Sort by
Same author

Rubber voice illusion exposed neural correlates of voice perception and vocal adaptation across the continuum of psychosis.

Scientific reports·2026
Same author

Could Tailored Chirp Stimuli Benefit Measurement of the Supra-threshold Auditory Brainstem Wave-I Response?

Journal of the Association for Research in Otolaryngology : JARO·2022
Same author

Regulation of auditory plasticity during critical periods and following hearing loss.

Hearing research·2020
Same author

Automated extraction of auditory brainstem response latencies and amplitudes by means of non-linear curve registration.

Computer methods and programs in biomedicine·2020
Same author

Noise-Induced Changes of the Auditory Brainstem Response to Speech-a Measure of Neural Desynchronisation?

Journal of the Association for Research in Otolaryngology : JARO·2020
Same author

Corrigendum: Linear mixed-effects models for within-participant psychology experiments: an introductory tutorial and free, graphical user interface (LMMgui).

Frontiers in psychology·2019

Related Experiment Video

Updated: Jun 27, 2026

Infant Auditory Processing and Event-related Brain Oscillations
06:34

Infant Auditory Processing and Event-related Brain Oscillations

Published on: July 1, 2015

Can the binaural system extract fine-structure interaural time differences from noncorresponding frequency channels?

David A Magezi1, Katrin Krumbholz

  • 1MRC Institute of Hearing Research, University Park, Nottingham NG7 2RD, United Kingdom and School of Psychology, University of Nottingham, Nottingham NG7 2RD, United Kingdom.

The Journal of the Acoustical Society of America
|December 3, 2008
PubMed
Summary

This study investigated if the brain can detect timing differences (interaural time differences or ITDs) using signals from different frequency channels. Results suggest this cross-channel processing may occur within a narrow frequency range.

More Related Videos

Inter-Brain Synchrony in Open-Ended Collaborative Learning: An fNIRS-Hyperscanning Study
04:44

Inter-Brain Synchrony in Open-Ended Collaborative Learning: An fNIRS-Hyperscanning Study

Published on: July 21, 2021

A Method to Study Adaptation to Left-Right Reversed Audition
07:14

A Method to Study Adaptation to Left-Right Reversed Audition

Published on: October 29, 2018

Related Experiment Videos

Last Updated: Jun 27, 2026

Infant Auditory Processing and Event-related Brain Oscillations
06:34

Infant Auditory Processing and Event-related Brain Oscillations

Published on: July 1, 2015

Inter-Brain Synchrony in Open-Ended Collaborative Learning: An fNIRS-Hyperscanning Study
04:44

Inter-Brain Synchrony in Open-Ended Collaborative Learning: An fNIRS-Hyperscanning Study

Published on: July 21, 2021

A Method to Study Adaptation to Left-Right Reversed Audition
07:14

A Method to Study Adaptation to Left-Right Reversed Audition

Published on: October 29, 2018

Area of Science:

  • Auditory Neuroscience
  • Psychoacoustics
  • Signal Processing

Background:

  • Interaural time differences (ITDs) are crucial for sound localization.
  • Conventional models assume ITD processing relies on comparing signals from corresponding frequency channels in each ear.
  • The role of noncorresponding channels in fine-structure ITD processing remains unclear.

Purpose of the Study:

  • To determine if the auditory system can extract fine-structure ITDs from noncorresponding frequency channels.
  • To investigate the potential for cross-channel comparisons in ITD processing under specific masking conditions.

Main Methods:

  • Measured ITD discrimination thresholds for a 500 Hz tone.
  • Used lowpass and highpass maskers in opposing ears to obscure specific parts of the tone's cochlear excitation pattern.
  • Employed modeling simulations to analyze potential cross-channel comparison mechanisms.

Main Results:

  • Data provided suggestive, though not definitive, evidence for cross-channel ITD processing.
  • Modeling indicated that cross-channel comparisons, if occurring, would be restricted to a narrow frequency range (approx. one auditory filter bandwidth).
  • Phase differences within this narrow range are sufficient to account for observed ITD sensitivity in neurophysiological data.

Conclusions:

  • The auditory system may utilize noncorresponding frequency channels for processing fine-structure ITDs.
  • Cross-channel comparisons appear feasible within a limited frequency bandwidth.
  • The findings have implications for understanding the neural basis of auditory spatial perception.