IEEE

Design and Implementation of a Multi-Mode IoT-Based Access Control System Using RFID, Biometric, and Passcode Authentication

Abstract: In order to improve door security, this study introduces a complete multi-mode access control system that incorporates RFID, fingerprint, and passcode authentication. A 12-volt solenoid lock ...
manilatimes

Development collaboration update: Compact Tunable Metalens Module Advances 3D Non-Contact Fingerprint Biometrics Toward Smartphone Integration Possibilities

SINGAPORE, March 2, 2026 /PRNewswire/ -- MetaOptics Ltd (Catalist: 9MT) ("MetaOptics" or the "Company", and together with its subsidiaries, the "Group") has announced plans to develop a compact ...
GitHub

Arduino library for BL0940 energy monitor, SPI interface only.

This library is not tested with hardware yet. (it is based upon datasheet + app note). If you have hardware and can test with SPI, please let me know (open an issue). The BL0940 is a configurable ...
IEEE

Uncertainty Analysis of the Interface Thermal Resistance between Power Module and Heatsink

Abstract: Thermal resistance of the Thermal Interface Materials (TIMs) between power module and heatsink plays a significant role in thermal stress. This paper investigates the variances in thermal ...
GitHub

Arduino Code /ESP32/ESP8266 test program to interface with Tuya WiFi smart devices directly without Cloud access.

This program written with Arduino Code running on ESP8266 (Wemos D1) is just a test to access, read status and control Tuya compatible WiFi Smart Devices (Plugs, Switches, Lights, Window Covers, etc.) ...