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

Related Concept Videos

Design Example: Resistive Touchscreen

Design Example: Resistive Touchscreen

A device engineer plays a crucial role in designing user interfaces for mobile devices. One such interface is the resistive touchscreen, which fundamentally consists of two metallic layers: a flexible upper layer and a rigid lower layer, separated by a narrow gap. The high resistance between these two layers is a key characteristic of this design.
When a user touches the screen, the two layers make contact at a specific point known as the touchpoint. This contact reduces the resistance between...

You might also read

Related Articles

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

Sort by

Same author

A Comprehensive Evaluation of Job Rotation: Biomechanical Risk, Body Discomfort, and Psychosocial Demands.

Human factors·2026

Same author

Assessment of the occupational exposures within homes for home healthcare workers in the United Kingdom.

Human factors in healthcare·2025

Same author

Upfront whole blood transcriptional patterns in patients receiving immune checkpoint inhibitors associate with clinical outcome.

Cancer immunology, immunotherapy : CII·2025

Same author

First Malaria Vaccine RTS, S: A Step toward the Eradication of Malaria.

Archives of Razi Institute·2025

Same author

Preliminary observations in cortical excitability changes using transcranial magnetic stimulation (TMS), it's correlation with diffusion tensor imaging (DTI) in subjects with neuromyelitis optica spectrum disorder (NMOSD).

Acta neurologica Belgica·2025

Same author

Exploring molecular fragments for fraction unbound in human plasma of chemicals: a fragment-based cheminformatics approach.

SAR and QSAR in environmental research·2024

Same journal

Quantification of Ergonomic Exposures for Restaurant Servers.

Journal of ergonomics·2025

See all related articles

Search research articles

Related Experiment Video

Updated: Jan 17, 2026

An Assessment Method and Toolkit to Evaluate Keyboard Design on Smartphones

An Assessment Method and Toolkit to Evaluate Keyboard Design on Smartphones

Published on: October 5, 2020

An Ergonomic Comparison of Data Entry Work Using a Keyboard vs. Touch Screen Input Device While Standing and Sitting.

K G Davis¹, M J Hammer¹, S E Kotowski²

¹Low Back Biomechanics and Workplace Stress Laboratory, Department of Environmental Health, University of Cincinnati, Cincinnati, OH, USA.

Journal of Ergonomics

|September 18, 2025

Summary

This summary is machine-generated.

Touch screens, particularly angled ones, significantly reduce upper extremity discomfort for data entry workers compared to traditional keyboards. Optimizing work surface height is crucial for both seated and standing positions to improve comfort.

Keywords:

Call centers Discomfort Joint postures Musculoskeletal disorders Upper extremity Usability

More Related Videos

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Published on: November 11, 2022

The Multiple Sclerosis Performance Test MSPT: An iPad-Based Disability Assessment Tool

The Multiple Sclerosis Performance Test MSPT: An iPad-Based Disability Assessment Tool

Published on: June 30, 2014

Related Experiment Videos

Last Updated: Jan 17, 2026

An Assessment Method and Toolkit to Evaluate Keyboard Design on Smartphones

An Assessment Method and Toolkit to Evaluate Keyboard Design on Smartphones

Published on: October 5, 2020

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Quantifying Arms and Legs Contributions during Repetitive Electrically-Assisted Sit-To-Stand Exercise in Paraplegics: A Pilot Study

Published on: November 11, 2022

The Multiple Sclerosis Performance Test MSPT: An iPad-Based Disability Assessment Tool

The Multiple Sclerosis Performance Test MSPT: An iPad-Based Disability Assessment Tool

Published on: June 30, 2014

Area of Science:

Ergonomics
Human-Computer Interaction
Occupational Health

Background:

Data entry is a widespread task involving prolonged sitting, computer use, and repetitive motions.
Call center employees often experience discomfort due to static postures and relentless work activities.

Purpose of the Study:

To evaluate body postures and discomfort levels associated with keyboard versus touch screen data entry.
To compare seated and standing positions for call center data processing tasks.

Main Methods:

Twenty subjects performed simulated food order entry tasks.
Body postures were captured using a motion capture system.
Discomfort and usability were assessed via questionnaires.

Main Results:

Angled touch screen use in seated (lower surface) and standing (high surface) positions yielded more neutral postures.
These conditions showed lower joint velocities and reduced upper extremity discomfort compared to traditional keyboard use.
Touch screen interfaces were preferred for usability and data entry tasks.

Conclusions:

Touch screen technology can promote better working postures and decrease discomfort during short-term data entry exposure.
Adjustable work surface heights are essential for optimizing comfort in both sitting and standing data entry roles.
Touch screen data entry presents a viable method to mitigate discomfort in call center environments.