Magnetic field measuring method, magnetic field measuring system and magnetic field measuring apparatus
AssigneeHon Hai Precision Industry Co., Ltd.
InventorsWei-Yin Chiang, Min-Hsiu Hsieh
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Abstract
A magnetic field measuring method includes: applying a magnetic field to a first particle and a second particle; generating a first output light by the first particle according to the magnetic field and a first coupling strength between the first particle and the second particle; and calculating a strength of the magnetic field according to a strength of the first output light. A magnetic field measuring system and a magnetic field measuring apparatus are also disclosed herein.
Claims19
A magnetic field measuring method, comprising:
- applying a magnetic field to a first particle and a second particle;
- generating a first output light by the first particle according to the magnetic field and a first coupling strength between the first particle and the second particle;
- calculating a strength of the magnetic field according to a strength of the first output light;
- fixing the first particle by a first laser;
- and
- fixing the second particle by a second laser,
- wherein generating the first output light comprises adjusting a distance between the first particle and the second particle, to adjust the first coupling strength, and
- adjusting the distance comprises adjusting at least one of a position of the first laser and a position of the second laser.
A magnetic field measuring system, comprising:
- a first particle configured to generate a first output light according to a first coupling strength and a magnetic field;
- a second particle configured to be coupled to the first particle with the first coupling strength;
- a sensing device configured to generate a readout signal corresponding to a strength of the magnetic field according to a strength of the first output light;
- and
- a first fixing device comprising a first fixing body and a first line segment, the first line segment connecting the first fixing body and the first particle, to fix the first particle.
A magnetic field measuring apparatus, comprising:
- a first sensing module configured to calculate a first strength of a magnet field surrounding the first sensing module;
- a second sensing module configured to calculate a second strength of the magnet field surrounding the second sensing module;
- a first laser generating device configured to position the first sensing module;
- and
- a second laser generating device configured to position the second sensing module,
- wherein at least one of the first laser generating device and the second laser generating device is moved, to adjust a distance between the first sensing module and the second sensing module.
Dependencies are inferred from the claim text.