Tablet capacitive touchscreen: G+G vs G+P structure

Comparison of capacitive touchscreen types (G+G vs G+P): differences in hardness, optical transmittance, chemical resistance, touch feel, bonding reliability, and cost.

Origins and Future of Touchscreens

Technical overview of touchscreens: history, commercial adoption, material evolution and future trends focused on flexibility, low power displays, and multi-touch interaction.

Is Haptic Feedback Useful for Touchscreen Vibration

Analysis of Force Touch and refined haptic feedback: human perception, actuator options (ERM/LRA), and software integration for tactile interfaces and applications.

How Touchscreens Detect Input: Principles and Applications

Explains how capacitive touchscreens detect touch by measuring changes in capacitance, outlines front-panel sensors, control circuitry, resistive/SAW types and common applications.

Why Some Capacitive Screens Do Not Support Multitouch

Explains capacitive screens, differences between surface and projective capacitive technology, and why multitouch depends on sensing architecture and controller design.

Five Common Misconceptions About Facial Recognition

Analysis of facial recognition risks, privacy and misuse: technical capabilities, data collection and storage vulnerabilities, and regulatory principles for biometric data governance.

How Face Recognition Works and Its Pros and Cons

Overview of face recognition: detection, feature extraction, template matching and decision logic; discusses accuracy factors, privacy risks, bias, and deployment trade-offs.

Capacitive Touchscreen Drift: Underlying Mechanisms

Technical overview of capacitive touchscreen operation, causes of touch position drift, calibration limits, mechanical constraints, and practical mitigation for designers.

Iris Recognition: Principles and System Overview

Technical article about electronics and hardware engineering.

Internal Structure of a Touchscreen

Technical overview of touchscreen hardware and internal structure, explaining analog signal path and data routing to enable PLC integration and setup with industrial drives.