CROSS-REFERENCE TO RELATED APPLICATIONS

This application is based upon and claims the benefit of priority from Japanese Patent Application No. 2019-070823, filed on Apr. 2, 2019, and Japanese Patent Application No. 2020-24215, filed on Feb. 17, 2020; the entire contents of which are incorporated herein by reference.

FIELD

Embodiments described herein relate generally to a magnetic sensor, a sensor module, and a diagnostic device.

BACKGROUND

There is a magnetic sensor using a magnetic layer. There is a diagnostic device using the magnetic sensor. It is desirable to increase the detection sensitivity of the magnetic sensor.

