Smartphone
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NPCI Reportedly Developing Offline UPI Tap-to-Pay via NFC for Payments Up to ₹2,000 The National Payments Corporation of India (NPCI) is developing a new offline UPI payment feature that would let users pay at merchant terminals without an internet connection, according to a Business Standard report. The system uses near-field communication (NFC) technology, allowing customers to tap an NFC-enabled smartphone on a compatible point-of-sale (PoS) terminal to complete… |
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Infineon CoolGaN™ BDS 40 V G3 family delivers up to 82 percent footprint reduction for portable power designs Munich, Germany – 20 May 2026 – Infineon Technologies AG (FSE: IFX / OTCQX: IFNNY) expands its CoolGaN™ BDS 40 V G3 bidirectional switch (BDS) family with two new devices, the IGK048B041S and IGK120B041S. The new additions reduce PCB footprint by up to 82 percent and cut component count in half. For engineers designing within the strict spatial constraints of modern smartphones,… |
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The One-Motor Robot That Can Move in All Directions Is it possible to control a robot using only one motor? yes, a popular YouTube channel, Pro Know, has done a simple yet innovative robot that can move forward, backward, left, and right all with a single motor. Traditionally, robots depend on differential drive systems or steering mechanisms that require multiple motors. However, this project showing how smart design and control logic can… |
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The ESP32 Smart Water Bottle That Does Way Too Much The maker, Alex from Hobby Built, created a really interesting smart bottle that goes far beyond just holding water. This bottle can play your favorite songs, charge your phone wirelessly, display customizable LED lighting, and even indicate the water level inside in real time. What makes it even more impressive is how thoughtfully the entire structure is designed. The outer body is built… |
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ESP32-Based AI Fridge Magnet Takes Your Handwritten Shopping List Maker Jack Of All Tech built a fridge magnet powered by AI that could read a handwritten note to update the shopping list on a smartphone. The idea was to have a device on his refrigerator that would let him write stuff, get it recognized using AI, and send that information to a phone using an API call. The maker sifted through various hardware options before finally settling on a 2.8”… |
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MIT Combines GaN and Silicon Chips for Faster, Efficient Electronics Researchers from MIT and elsewhere have developed a new way to combine two types of chips: gallium nitride (GaN) and silicon-based CMOS chips into a single chip. The solution is cheaper, scalable, and more energy-efficient. Gallium nitride chips are not cheap or easy to work with, but they are faster and better at handling power. Silicon chips, on the other hand, are cheap and common but lack… |
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SlimeVR Butterfly Trackers for VR, Motion Capture, and Much More SlimeVR has introduced its new wireless full-body tracking solution based on the success and experience of previous versions. It improves comfort, adds battery life, and is lighter. Each tracker in the system contains an IMU sensor that wirelessly sends data to your PC or smartphone. The SlimeVR Server software uses the data in relation to your body’s proportions and headset position to… |
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STMicroelectronics Announces Expanded "Lab-in-Fab" Collaboration in Singapore to Advance Piezoelectric MEMS Technology
New phase of Lab-in-Fab includes projects with Singapore’s A*STAR Institute of Materials Research and Engineering (A*STAR IMRE) and the National University of Singapore (NUS) One of the largest public-private R&D collaborations in Singapore to date, in semiconductors Focus on advancing… |
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OpenAI and Jony Ive Partner on Screenless AI Companion to Replace Traditional Interfaces With the intent to completely change the consumer electronics landscape, OpenAI CEO Sam Altman has reportedly shared plans to launch 100 million AI-powered devices designed in collaboration with former Apple designer Jony Ive. The announcement follows OpenAI’s acquisition of io, an AI startup co-founded by Ive, said to be valued at $6.5 billion. The upcoming product is a… |
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NavBot-EN01: A Practical, Open Source, Scalable Robot for Learning Robotics If you are into STEM education or just enjoy playing with robots, there’s a new desktop robot that might catch your interest, it’s called the NavBot-EN01 as functional wheel-legged robot. Designed with students, teachers, and hobbyists in mind, it aims to make robotics education more practical, affordable, and fun. Most educational robots out there are either too basic or way too… |
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Unveiling the Truth: The Impact of Super-Fast Charging on Smartphone Battery Life using Arduino In a recent video by Great scott that's been making waves in tech circles, the DIY enthusiast and electronics enthusiast took on the challenge of investigating the impact of super-fast charging on smartphone battery life. He spent three months designing and building a custom circuit to test the effects of both regular and super-fast… |
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Building a Simple ESP32 LED Webserver: Step-by-Step TutorialWhat is an ESP32 Web Server?
In the Internet, all the websites are hosted on a computer and this computer is called a server. Since this particular server is used to serve web pages and web requests, we call it a web server. Instead of using a computer, we can also use an ESP32 to respond to web requests, thanks to the ESP32’s built-… |
