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...

Design Example

Design Example

The innovation of touch-tone telephony revolutionized the telecommunications industry by replacing the traditional rotary dial with a dual-tone multi-frequency (DTMF) signaling system. This system uses a matrix-style keypad with buttons arranged in four rows and three columns, creating 12 distinct signals each assigned to a pair of frequencies. Each button press results in a simultaneous generation of two sinusoidal tones – one from a low-frequency group (697 to 941 Hz) and one from a...

You might also read

Related Articles

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

Sort by

Same author

A novel state space reduction algorithm for team formation in social networks.

PloS one·2021

Same author

A hybrid Q-learning sine-cosine-based strategy for addressing the combinatorial test suite minimization problem.

PloS one·2018

Same author

Hybrid flower pollination algorithm strategies for t-way test suite generation.

PloS one·2018

Same author

Optimum Design of PIλDμ Controller for an Automatic Voltage Regulator System Using Combinatorial Test Design.

PloS one·2016

Search research articles

Related Experiment Video

Updated: Feb 19, 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

Press touch code: A finger press based screen size independent authentication scheme for smart devices.

M S A Noman Ranak¹, Saiful Azad^1,2, Nur Nadiah Hanim Binti Mohd Nor¹

¹Faculty of Computer Systems and Software Engineering, University Malaysia Pahang, Gambang, Kuantan, Malaysia.

|October 31, 2017

Summary

Smart devices face increasing security threats. This study introduces a new screen-independent authentication method using Press Touch Codes (PTC) to defend against common attacks.

More Related Videos

Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision

Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision

Published on: March 28, 2025

Author Spotlight: Development of a Smartphone-Enhanced Paper-Based Device for Rapid Dengue NS1 Detection

Author Spotlight: Development of a Smartphone-Enhanced Paper-Based Device for Rapid Dengue NS1 Detection

Published on: January 26, 2024

Related Experiment Videos

Last Updated: Feb 19, 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

Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision

Capturing Dynamic Finger Gesturing with High-resolution Surface Electromyography and Computer Vision

Published on: March 28, 2025

Author Spotlight: Development of a Smartphone-Enhanced Paper-Based Device for Rapid Dengue NS1 Detection

Author Spotlight: Development of a Smartphone-Enhanced Paper-Based Device for Rapid Dengue NS1 Detection

Published on: January 26, 2024

Area of Science:

Computer Science
Cybersecurity
Human-Computer Interaction

Background:

Smart device adoption is rapidly increasing, leading to a parallel rise in security threats.
Existing password-based authentication schemes often fail on small screens or lack keyboard support.
Miniature smart devices present unique usability and security challenges for authentication.

Purpose of the Study:

To propose a novel, screen-size independent password-based authentication scheme for smart devices.
To develop a secure authentication method that defends against shoulder surfing, brute force, and smudge attacks.
To adapt and implement the proposed scheme using Press Touch technology on the Android Operating System.

Main Methods:

Developed a new authentication scheme utilizing Press Touch (PT) technology, termed Press Touch Code (PTC).
Designed and implemented three variants: mono-PTC, multi-PTC, and multi-PTC with Grid.
Conducted an in-lab experiment and a survey with 105 participants on the Android OS.

Main Results:

The proposed Press Touch Code (PTC) scheme demonstrated effectiveness in an in-lab experiment.
Participant survey results indicated the scheme's viability and potential for secure authentication.
The implemented variants showed promise for screen-size independent authentication on smart devices.

Conclusions:

The novel Press Touch Code (PTC) scheme offers a viable, screen-size independent authentication solution.
The developed variants provide effective defenses against common authentication attacks on smart devices.
This research contributes a new approach to secure and usable authentication for the growing smart device ecosystem.