Wireless Power
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How to Add a Loudspeaker to LiteWing ESP32 Drone for Wireless Audio Announcement In this project, we upgraded LiteWing, an ESP32-based development drone by adding a lightweight Bluetooth speaker system to extend its capabilities beyond flight. By adding a simple Bluetooth audio setup, the drone can now deliver real-time announcements, voice messages, or music directly from the air without requiring any additional coding. The entire system works… |
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Is Miniature Long-Distance Wireless Power Finally Here? Wireless power transfer is not a new term nowadays. Many of us have been using it for the past few years to charge up our smart devices. But all of the commercially available solutions are based on magnetic coupling, ie even though it's wireless power transmission, the transmitter and receiver need to be in very close proximity. There are studies on microwave-based wireless power transmission… |
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New 100-Watt Inductive Wireless Power Receiver with Qi-compliant Charging for Power Tools and Autonomous Robots STMicroelectronics has revealed a wireless power receiver with the industry’s highest available power rating of 100 Watts. This new STWLC99 device can recharge high-end smartphones with the largest battery capacity in less than 30 minutes. In addition to enhancing user convenience, high-power wireless charging lets… |
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Researchers Harvest Energy using Wi-Fi Band Signals to Power Small Electronics Wirelessly A team of researchers from the National University of Singapore (NUS) and Japan’s Tohoku University (TU) has harvested energy using Wi-Fi band signals to power small electronics without using any battery. The team has developed a technology that uses compact devices known as spin-torque oscillators (STOs) to harvest and convert wireless radio frequencies into energy to power… |
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Single-Chip Wireless Power Receiver offers High Thermal Performance and Best-In-Class Current Sense Accuracy for Enhanced Charging Experience Renesas Electronics has introduced a 60W wireless power receiver, P9418 to deliver faster wireless charging experiences, best thermal performance, and best-in-class current sense accuracy in a high power density solution. Featuring Renesas’ WattShare technology, this highly integrated IC enables quick and convenient charging for a variety of portable computing devices… |
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Ossia, E-PEAS & E Ink Successfully Develop Prototype for Wirelessly Powered Electronic Paper Displays Ossia Inc. (“Ossia”), the company behind the FCC approved Cota® Real Wireless Power™ technology, e-peas S.A. (“E-PEAS”), a leading semiconductor company developing energy harvesting PMICs and extremely-low-power microcontrollers for battery-less IoT applications and E Ink Holdings (“E Ink”), the leading innovator of electronic ink technology, have announced that they have… |
