Capacitive MCU Touch Sensing Solutions

Overview of capacitive touch implementations on MCUs, comparing CVD, CTMU, dedicated peripherals (SCU, TSI) and software stacks, with tradeoffs in keys, latency, and power.

Six Ways to Fix an Unresponsive Smartphone Touchscreen

Diagnose and fix intermittent smartphone touchscreen unresponsiveness with six steps: test chargers/outlets, charge from PC, reboot, use recovery mode and avoid unofficial ROMs.

Touchscreen Lamination: GFF, OGS, Oncell, Incell

Technical overview of full lamination touchscreen methods, examining touch sensor placement, process flows, and key manufacturing differences for modern displays.

RX140 in Capacitive Touch Sensor Applications

RX140 capacitive touch overview: low-power SNOOZE-mode measurement and automatic judgment techniques that reduce measurement time and enable energy-efficient touch detection.

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.

Capacitive Touch Sensing Using MCU Microcontrollers

Technical overview of touch sensing for microcontrollers, comparing capacitive and resistive interfaces, dedicated touch ICs, and MCU-based implementation trade-offs.

Face Landmark Detection with Python and OpenCV

Guide to face landmark detection on Raspberry Pi using OpenCV and dlib: setup, dependency installs, Pi camera capture, and Python code to visualize 68 facial landmarks.

Haptic UX: Designing Touch Feedback

Guide to haptic feedback and Haptic UX design: principles, construction methods, pattern tuning, testing, and best practices for purposeful tactile interactions.

Biometrics vs Face Recognition

Compare biometrics and face recognition: definitions, technical process, application areas, key differences, and privacy/security considerations.

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.

Fixing Touchscreen Ghost Touches and Intermittent Response

Troubleshoot touchscreen leakage and ghost touches: clean, recalibrate, check connectors, update software, or replace hardware. Tips for repair and causes.

Biometric Access Control Solutions

Overview of biometric access market growth and face recognition integration on edge devices, comparing GPU and CPU/SoC performance for smart-building access control.

What Is Hover Touch and How It Works

Overview of hover touch (pre-touch): how capacitive self- and mutual-capacitance sensing enables hover detection on phones, tradeoffs, and practical applications.

Tactile Sensor Technologies for Soft Robotic Hands

Review of tactile sensing for soft robotic hands: sensor types, sensing modalities, system integration, applications, challenges and research directions.

Under-display Fingerprint Sensors: Operation and Challenges

Technical overview of under-display fingerprint sensing, focusing on optical approaches, OLED compatibility, vendor landscape, and integration challenges.

Capacitive Touch Fundamentals and Two Sensing Types

Technical overview of capacitive sensing methods and sensor geometries, explaining self-capacitance and mutual-capacitance principles and 0D-3D touch sensors.

Iris Recognition for Smart Door Locks

Iris recognition for smart locks: technical advances - extended recognition range, self-tracking and dynamic matching - improving security and anti-spoofing.

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.

How the Touchscreen Was Invented

Technical overview of touchscreen history and evolution, from Johnson's early prototype to Hurst's resistive touchscreen, adoption, materials, and multi-touch trends.

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.