Multi-magnetic target positioning method and system
A magnetic target and positioning method technology, applied in the field of wireless positioning, can solve the problems of unfavorable miniaturization, power consumption of micro equipment, and inability to eliminate
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[0053] Below according to accompanying drawing and embodiment the present invention will be described in further detail:
[0054] see figure 1 and 2 , a multi-magnetic target positioning system, comprising a plurality of magnetic targets 11 and 12 with built-in permanent magnets, a measuring device, and a multi-target positioning calculation unit. The measuring device comprises a magnetic sensor array 20, and a data acquisition and processing unit 21 electrically connected to the magnetic sensor array, and the magnetic sensor array is used to measure the magnetic field strength signal generated by the magnetic target at each point in the magnetic sensor space, such as figure 2 As shown, it includes a number of magnetic field sensors equal to or more than 5 times that of the magnetic target, and an amplification circuit and a signal preprocessing circuit, and the signal preprocessing circuit may include a sensor adjustment circuit and a reset circuit, and the sensor adjustmen...
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