Common Touchscreen Technologies and How Mobile Touchscreens Work

Overview of common touchscreen technologies and how mobile touch works, explaining capacitive and resistive touchscreen principles, SAW, optical and light-guide methods.

Capacitive Touchscreen Specifications and Types

Technical overview of capacitive touchscreen specs and types, covering report rate, accuracy, sensitivity, projected/surface capacitive designs and evaluation criteria.

What Determines Smartphone Touchscreen Feel

Analysis of smartphone screen quality and user comfort, focusing on touchscreen responsiveness and linear motor haptic feedback differences across brands and models.

Touchscreen Object Recognition and Capacitive vs Resistive Differences

Overview of touchscreen object recognition methods—capacitive touchscreen, resistive touchscreen, SAW, laser, inductive—and practical touchscreen testing and comparison.

Resistive vs Capacitive Touchscreens: Concepts and Differences

Overview of resistive touchscreen and capacitive touchscreen technologies: operating principles, pros and cons, multi-touch behavior, durability, and input suitability.

Principles of Smartphone Touchscreens

Technical overview of capacitive touchscreen operation: explains capacitance, ITO electrode grids, projected-capacitive multitouch sensing, and why protectors work but gloves fail.

Gesture Control Using Broadcom APDS-9960

Guide to integrating Broadcom APDS-9960 IR gesture sensor with microcontrollers using I2C and CircuitPython, covering principles, wiring, code, and tuning tips for reliable detection.

How Motion-Sensing Lights Detect Human Presence

Technical overview of pyroelectric sensor-based PIR motion-sensing lights, detailing Fresnel lens optics, detection principle, sensor materials, installation and key usage factors.

Overview of Face Recognition Technology and Applications

Technical overview of face recognition: detection methods, feature types, challenges (illumination, pose, occlusion), applications and security concerns in biometric systems.

Microwave Motion Sensor Switch: Principle and Wiring

Microwave motion sensor switch: Doppler-effect detection, wiring and functions including sensitivity, anti-interference, ambient light control, timing, and concealed installation.

Is Iris Data Collection Dangerous? Iris vs Face Recognition

Technical overview of iris recognition: capture, feature extraction, matching, security and privacy considerations, and comparison with face recognition for authentication.

Algorithm for Multi-touch on Resistive Touchscreens

Overview of two-point and position-based multi-touch on resistive touchscreens, covering contact resistance, ghost points, false touches, and averaging to improve coordinate accuracy.

Limitations of Face Recognition Technology

Overview of face recognition: process, application categories, accuracy limits, unresolved challenges like occlusion and aging, and security considerations.

Gesture Recognition for AR VR XR and Metaverse Immersion

Discover how gesture recognition drives AR VR XR and Metaverse interactions. Understand key chip technology, human computer interaction channels, and how sensing enhances immersive experiences in virtual and real worlds.

Capacitive vs Resistive Touchscreens: Key Differences

Technical comparison of capacitive touchscreens and resistive touchscreens, covering operating principles, mutual/self-capacitance, multi-touch and practical selection criteria.

How fingerprint image acquisition works

Technical overview of fingerprint recognition covering acquisition methods, industry trends and deployment requirements with emphasis on capacitive sensors and liveness.

Object Recognition with 3D Convolutional Neural Networks

FusionNet combines voxel-based 3D CNNs and multi-view 2D CNNs to classify ModelNet 3D CAD objects using volumetric and pixel representations.

Principles of Touch-Sensitive Switches

Overview of touch-sensing methods - capacitive touch, resistive touch, and radio-reception sensing - comparing principles, implementations, and environmental limitations.

Face Detection on NXP S32V Vision Platform

Implementation of real-time face detection on the NXP S32V vision platform: IMX224 capture, VSDK ISP flow, NCNN/OpenCV porting and Qt demo for ADAS driver monitoring.

Apple 3D Touch pressure-sensitive input

Technical overview of Apple 3D Touch features: Peek and Pop previews, app icon quick action menus, keyboard trackpad, multitasking gesture, and pressure-sensitive drawing.