The sensing device is a MEMS microphone that outputs a pulse density modulated (PDM) signal. There are chips available to directly interface such a microphone to a USB port, but [Mahesh] found ...
Deciding to go for a full digital design for the circuitry, the peripheral is based off of a MEMS microphone and an STM32 microcontroller doing the heavy lifting between it and a USB connection.
SonicTwin is the world’s smallest integrated speaker-microphone in a single package ... As part of SonicEdge’s MEMS-based product portfolio, SonicTwin paves the way for next-generation ...
Seltech and Syntiant have entered into a global strategic collaboration agreement to accelerate the deployment of advanced AI and sensor technologies worldwide. Building on an existing collaboration ...