Omega and theta—a method to measure magnetic field at AC frequencies without using current spinning
AV Lalwani, AS Yalamarthy, M Holliday… - US Patent …, 2024 - Google Patents
We use the AC Hall effect to characterize a magnetic field at an unknown frequency (or
frequencies). The current to the Hall sensor is driven at a known frequency f. The output Hall …
frequencies). The current to the Hall sensor is driven at a known frequency f. The output Hall …