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Related Experiment Video

Updated: Apr 15, 2026

Infant Auditory Processing and Event-related Brain Oscillations

Infant Auditory Processing and Event-related Brain Oscillations

Published on: July 1, 2015

Developmental changes in ERP responses to spatial frequencies.

Carlijn van den Boomen¹, Lisa M Jonkman², Petra H J M Jaspers-Vlamings²

¹Department of Experimental Psychology, Helmholtz Institute, Heidelberglaan 2, van Unnik building room 16.17, 3584 CS, Utrecht, The Netherlands; Department of Developmental Psychology, Utrecht University, Heidelberglaan 2, van Unnik building room 16.17, 3584 CS, Utrecht, The Netherlands.

|March 24, 2015

Summary

This summary is machine-generated.

Children

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Area of Science:

Developmental neuroscience
Visual perception
Social cognition

Background:

Social interaction relies on person perception, which begins with processing basic visual information like spatial frequencies (SF).
While behavioral SF perception is studied, the developmental timeline of its temporal processing characteristics remains unclear.
Understanding SF processing speed is vital for subsequent visual and social development.

Purpose of the Study:

To investigate developmental changes in the temporal dynamics of selective processing for high spatial frequencies (HSF; details) versus low spatial frequencies (LSF; global).
To examine how brain activity, measured via EEG, differs in temporal characteristics for HSF vs. LSF processing across childhood.

Main Methods:

Electroencephalography (EEG) recorded brain activity in 108 children aged 3-15 years.
Children viewed stimuli varying in HSF and LSF content.
Analyzed temporal characteristics of EEG responses, focusing on early (N80) and later (P1, N2) peaks.

Main Results:

From 7-8 years, HSF stimuli elicited an N80 peak, unlike LSF stimuli.
In younger children (3-8 years), visual manipulation primarily impacted the N2 peak.
Selective HSF vs. LSF processing occurred later (N2 peak) in younger children, indicating delayed processing.

Conclusions:

Selective processing of high vs. low spatial frequencies is delayed in young children (3-8 years).
This delay in basic visual processing may impact the efficiency of emotional face processing and social development.
This study provides foundational insights into visual processing changes underlying social development.