DSP & Signal Processing

✓ Done

⚡ DSP & Signal Processing

Digital signal processing. FFTs, FIR filters, and the math running inside every voice assistant, noise-cancelling headphone, and smart speaker you own.

2 Guides All Topics →

Latest Guides

DSP & Signal Processing

How DSP Powers Every Smart Home Device You Own

How DSP Powers Every Smart Home Device You Own. DSP in MCUs samples analog signals via ADCs and runs real-time math to issue commands to motors and switches.

Written by Josh AusmusApr 1, 2026 · ✓ Updated Apr 1, 20268 min readRead →

DSP & Signal Processing

Digital Filter Design: Balancing Performance and Constraints

Digital filter design balances stopband attenuation, phase response, load and stability against hardware constraints. The DSP signal chain maps to FIR, IIR and

Written by Josh AusmusApr 7, 2026 · ✓ Updated Apr 7, 20269 min readRead →

Reference Library · Since 1996

DSP & Communications/navi/dsp.htm Signal Processing/dsp/index.htm

Explore More Topics

⚙️

Embedded Systems

Microcontrollers, firmware, RTOS, and the silicon running your thermostat, doorbell, and every device with a blinking LED.

Explore →

🏠

Smart Home

Smart thermostats, Zigbee mesh networks, Matter controllers, IoT sensor networks, and why your $250 Ecobee outperforms the $25 generic running the same PID loop.

Explore →