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

Auditory steady-state responses to multiple simultaneous stimuli

O G Lins1, T W Picton

  • 1Rotman Research Institute, Baycrest Centre for Geriatric Care, University of Toronto, Canada.

Electroencephalography and Clinical Neurophysiology
|September 1, 1995
PubMed
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

Detection efficiency of auditory steady state evoked by modulated noise.

Hearing research·2016
Same author

Daytime sleepiness in Parkinson's disease: perception, influence of drugs, and mood disorder.

Sleep disorders·2014
Same author

A source analysis of the late human auditory evoked potentials.

Journal of cognitive neuroscience·2013
Same author

Obstructive sleep apnea severity correlates with cellular and plasma oxidative stress parameters and affective symptoms.

Journal of molecular neuroscience : MN·2012
Same author

Attention modulates beta oscillations during prolonged tactile stimulation.

The European journal of neuroscience·2010
Same author

Correlates of eye blinking as determined by synthetic aperture magnetometry.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology·2006
Same journal

Coming to terms with brain waves.

Electroencephalography and clinical neurophysiology·2014
Same journal

Habituation of lower leg stretch responses in Parkinson's disease.

Electroencephalography and clinical neurophysiology·2000
Same journal

Asymmetry of cortical excitability revealed by transcranial stimulation in a patient with focal motor epilepsy and cortical myoclonus.

Electroencephalography and clinical neurophysiology·2000
Same journal

Evoked isometric muscle contractions in myopathies: analysis of pathophysiological properties by different stimulus patterns.

Electroencephalography and clinical neurophysiology·2000
Same journal

Task-related coherence and task-related spectral power changes during sequential finger movements.

Electroencephalography and clinical neurophysiology·2000
Same journal

Electrophysiological studies in mild idiopathic carpal tunnel syndrome.

Electroencephalography and clinical neurophysiology·2000
See all related articles

Researchers can measure auditory steady-state responses to multiple simultaneous stimuli. This technique, effective even at low intensities, shows promise for objective audiometry and modeling cochlear processing.

Area of Science:

  • Auditory Neuroscience
  • Psychoacoustics
  • Signal Processing

Background:

  • The auditory system can process multiple simultaneous sound stimuli.
  • Frequency domain analysis allows for the isolation of responses to specific auditory stimuli.
  • Objective audiometry methods are crucial for assessing hearing thresholds.

Purpose of the Study:

  • To investigate the characteristics of steady-state auditory responses to simultaneous stimuli.
  • To evaluate the potential of this technique for objective audiometry.
  • To explore the underlying mechanisms of cochlear processing during simultaneous sound presentation.

Main Methods:

  • Presenting multiple simultaneous auditory stimuli modulated at different rates.
  • Analyzing the frequency domain of the steady-state responses to identify spectral components.

Related Experiment Videos

  • Comparing responses to single versus multiple stimuli with varying carrier frequencies or ear of presentation.
  • Investigating responses to multiple modulations of the same carrier frequency.

    • Main Results:

    • Simultaneous stimuli with different carrier frequencies or presentation ears yielded responses comparable to single stimuli.
    • Significant responses were detectable down to 14 dB above behavioral threshold.
    • When multiple modulations shared the same carrier frequency, response amplitudes decreased.
    • Amplitude reduction correlated with the number and intensity of concomitant stimuli.

    Conclusions:

    • Steady-state response analysis is a viable method for objective audiometry.
    • The observed amplitude decrease suggests compressive rectification during cochlear transduction.
    • This technique provides insights into cochlear processing of complex auditory signals.