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

Basic maps in the auditory midbrain.

Bärbel Herrnberger1, Stefan Kempf, Günter Ehret

  • 1Department of Neurobiology, University of Ulm, Albert-Einstein-Allee 11, 89081 Ulm, Germany. baerbel.herrnberger@medizin.uni-ulm.de

Biological Cybernetics
|October 19, 2002
PubMed
Summary

Researchers propose that auditory midbrain neurons map sound features beyond frequency. Isofrequency planes may encode instantaneous amplitude and phase, creating temporal activation trajectories for sound processing.

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

Editorial: Animal consciousness: exploring theoretical, methodological and ethical issues.

Frontiers in psychology·2025
Same author

Brain aromatase and its relationship with parental experience and behavior in male mice.

Frontiers in neuroscience·2025
Same author

Neuro-functional modeling of near-death experiences in contexts of altered states of consciousness.

Frontiers in psychology·2023
Same author

Reconstruction of time-shifted hemodynamic response.

Scientific reports·2022
Same author

Awareness and consciousness in humans and animals - neural and behavioral correlates in an evolutionary perspective.

Frontiers in systems neuroscience·2022
Same author

Neural signatures of bullying experience and social rejection in teenagers.

PloS one·2021

Area of Science:

  • Neuroscience
  • Auditory Neuroscience
  • Computational Neuroscience

Background:

  • Topographic maps in sensory pathways represent complex stimulus features.
  • In the auditory system, only tonotopic maps (frequency representation) are well-understood.
  • The nature of other represented features in the auditory pathway remains largely unknown.

Purpose of the Study:

  • To investigate the features represented in the auditory midbrain beyond frequency.
  • To propose a model for auditory map formation analogous to visual system maps.
  • To understand how sound information is encoded in neural activation patterns.

Main Methods:

  • Modeling auditory map formation.
  • Analyzing neural tuning properties in the auditory midbrain.

Related Experiment Videos

  • Investigating isofrequency planes for feature representation.

    • Main Results:

    • Isofrequency planes in the auditory midbrain may map instantaneous amplitude and phase of basilar membrane displacement.
    • This suggests neurons are tuned to frequency, amplitude, and phase.
    • Sound is transformed into specific temporal trajectories of neural activation.

    Conclusions:

    • The auditory midbrain encodes sound features using maps of amplitude and phase within isofrequency planes.
    • This neural tuning implies a temporal coding of sound information.
    • Findings have implications for experimental design and interpreting neural responses in auditory research.