Optical Sensor
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LiteWing Python Library - Quick Start Guide and API Documentation From STEM classrooms to early-stage startups, the LiteWing Drone has found its way into the hands of students, makers, and engineers alike. Our goal with Litewing was to build this very same ecosystem by keeping the hardware open and affordable, with software that is scalable and beginner-friendly. After the launch of the LiteWing Drone Positioning Module, we noticed a lot of people wanted to… |
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Implementing Position Hold using Optical flow sensor and ToF on Litewing ESP32 Drone The LiteWing Drone Flight Positioning Module enables autonomous position hold capabilities using optical flow sensors combined with dead reckoning algorithms. This guide explores how to implement a fully autonomous position hold system where the drone takes off, hovers at a target height, and actively maintains its position in space without manual intervention. This… |
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How to Use Height Hold Mode in LiteWing ESP32 Drone? Flying a drone manually requires constant attention to throttle control. One moment of distraction and your drone either crashes into the ground or flies away into the ceiling. If you're building your LiteWing from scratch, check out our detailed step-by-step LiteWing assembly guide to get started with your build. This is where Drone height hold mode becomes a… |
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DIY 3D-Printed RC Car Hits 48 kmph with Custom ESP32 Electronics Lizard is a remote-controlled race car project published by TRDB. It’s all 3D printed components minus the wheels and powered by a custom electronics system based on the ESP32 microcontroller. Designed to be customizable, the Lizard features a rear-wheel drive system with open differential, independent suspension, and double Cardan joints. The drivetrain and chassis are printed using PETG… |
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Interfacing PMW3901 Optical Flow Sensor With ESP32 Drones rely on various sensors to maintain stable flight, especially when GPS is unavailable or unreliable. One important feature is position holding, where the drone stays in one place without drifting. This is crucial for indoor navigation, hovering, and precision landing. Optical flow sensors, like the PMW3901, help drones achieve this by tracking motion relative… |
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Monitoring Accurate Air Quality with EnviroMeter on Smartphones STMicroelectronics and Mobile Physics have collaborated to enable smartphones and other devices to measure household and ambient air quality using a built-in optical sensor. This collaboration integrates Mobile Physics' EnviroMeter app with ST’s multizone ranging sensors, commonly used for camera autofocus and presence detection, to measure particulates in the air.… |
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TI Introduces Game-Changing Opto-Emulator Portfolio for Extended High-Voltage Application Lifespan Texas Instruments (TI) has unveiled its groundbreaking opto-emulator portfolio, a range of signal isolation semiconductors that promises to revolutionize high-voltage industrial and automotive applications. These opto-emulators are designed to significantly enhance signal integrity, reduce power consumption by up to 80%, and extend the… |
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Reflective Type Optical Sensor with High Power Infrared LED and Signal Processing IC Nisshinbo Micro Devices Inc. has introduced a new reflective type optical sensor NJL5830R that contains a high-power infrared LED, a photodiode sensor, and a signal processing IC in a unique package and has a high resistance to ambient light to prevent operation interference and can even be used for outdoor applications. Typical applications for… |
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Infrared-Based Dynamic Optical Sensor Recognizes Broad Range of Gestures in Next-Generation Automotive, Industrial, and Consumer Applications The next generation MAX25405 infrared-based dynamic optical sensor from Maxim Integrated detects wider proximity of movement and doubles the sensing range to 40cm besides offering 10x lower cost than time-of-flight (ToF) camera-based systems in automotive, industrial, and consumer applications. This new sensor with integrated optics and a 6 x 10 infrared sensor array… |
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In-display Fingerprint Sensors: Types and Working Today's smartphones' fingerprint sensor in display technology represents the latest evolution in mobile fingerprint security, offering in screen fingerprint sensor capabilities that were once limited to flagship devices. As a result, these sensors are primarily used for smartphone security these days. The cutthroat competition in the… |
