Podcasts · The Hardware Podcast with Fexingo: Chips, Devices, and Electronics Engineering Conversations
How Chip-Scale Magnetometers Are Shrinking Navigation
· 9:23 · S4 E154
Episode How Chip-Scale Magnetometers Are Shrinking Navigation
In this episode, Lucas and Luna explore the latest breakthrough in chip-scale magnetometers: a sensor small enough to fit on a fingertip that can detect minute changes in Earth's magnetic field. They dive into a specific case — a new design from a startup that uses a magnetic tunnel junction array to achieve sensitivity previously only possible with bulky lab instruments. They discuss how this technology is enabling drone navigation without GPS, underground pipeline mapping, and even smartphone compasses that don't drift. Along the way, they unpack the physics of magnetoresistance, the engineering challenges of integrating these sensors into existing chips, and why this could be a quieter but equally transformative step in the sensor revolution. If you've ever wondered how your phone knows which way is north, or how a drone can fly through a tunnel, this episode has the answer. Tune in for a deep, practical look at a tiny sensor with outsized implications.
#ChipScaleMagnetometers #Magnetoresistance #NavigationWithoutGPS #SensorTechnology #MEMS #HardwareEngineering #DroneNavigation #SmartphoneSensors #MagneticFieldSensing #TunnelJunction #Semiconductor #TechPodcast #Engineering #FexingoBusiness #BusinessPodcast #TechHardware #Innovation #FutureOfSensors
Keep every episode free: buymeacoffee.com/fexingo
Links in the notes 1
Transcript
Shows are listed from Apple Podcasts' charts and directory, and Podcast Index where it is used. Every show and episode belongs to its publisher and plays from the publisher's own feed; this site hosts none of them. Explicit shows are for adult profiles only, and children’s profiles hear only children’s shows. More about this list.