Tech Xplore on MSN

Compact phononic circuits guide sound at gigahertz frequencies for chip-scale devices

Phononic circuits are emerging devices that can manipulate sound waves (i.e., phonons) in ways that resemble how electronic ...
EDN

Understanding noise optimization in sensor signal-conditioning circuits (Part 1b of 4 parts)

—White noise (also called broadband noise): Flat part of the noise graph which is the noise floor of the part, Figure 6. It is defined over a frequency and is constant. Squaring both sides give white ...
ETH Zurich

Sound-powered sensors stand to save millions of batteries

Researchers are developing a new type of sensor that reacts to certain sound waves, causing it to vibrate. The sensor is a metamaterial that acquires its special properties through the structuring of ...
IEEE

ADAPT-pNC: Mitigating Device Variability and Sensor Noise in Printed Neuromorphic Circuits with SO Adaptive Learnable Filters

Abstract: The rise of the Internet of Things demands flexible, biocompatible, and cost-effective devices. Printed electronics provide a solution through low-cost and on-demand additive manufacturing ...
GitHub

7.1.Soundsensor+2LEDs.md

Description You will learn how to turn ON and OFF of the LEDs using the SOUND SENSOR. Use case Imagine you want to check the amount of noise in your area using LEDs. Step 1: Insert the sound sensor on ...
IEEE

A 32nV/√Hz Noise 13µV Offset 0~65V Input Common Mode Range Current Sensing Amplifier based on Switch Capacitor Circuit with 1~256 Gain

Abstract: A current sensing amplifier with low noise, low offset and wide input common mode range (ICMR) is proposed in this paper. A Capacitively-Coupled Chopper Instrumentation Amplifier (CCIA) with ...