Positioning device with switchable positioning modes

Abstract

A positioning device with switchable positioning modes includes: a satellite positioning modular circuit for outputting satellite positioning information; an ultra-wideband transceiver modular circuit for outputting ultra-wideband positioning information; an inertial measurement modular circuit for outputting inertial measurement information; a microcontroller electrically connected to the satellite positioning modular circuit, the ultra-wideband transceiver modular circuit, and the inertial measurement modular circuit, for switching between a satellite positioning priority mode and an ultra-wideband positioning priority mode according to the satellite positioning information, and correspondingly generating a first positioning information or a second positioning information; and a communication interface electrically connected to the microcontroller to transmit the first positioning information or the second positioning information.

Claims

1. A positioning device with switchable positioning modes, comprising: a satellite positioning modular circuit for outputting satellite positioning information; an ultra-wideband transceiver modular circuit for outputting ultra-wideband positioning information; an inertial measurement modular circuit for outputting inertial measurement information; a microcontroller electrically connected to the satellite positioning modular circuit, the ultra-wideband transceiver modular circuit, and the inertial measurement modular circuit to receive the satellite positioning information, the ultra-wideband positioning information, and the inertial measurement information; the microcontroller switching between a satellite positioning priority mode and an ultra-wideband positioning priority mode based on the satellite positioning information; in the satellite positioning priority mode, the microcontroller generating first positioning information based on the satellite positioning information and the inertial measurement information; and in the ultra-wideband positioning priority mode, the microcontroller generating second positioning information based on the ultra-wideband positioning information and the inertial measurement information; and a communication interface electrically connected to the microcontroller to transmit the first positioning information or the second positioning information.

2. A positioning device with switchable positioning modes as described in claim 1, wherein, The microcontroller determines whether the satellite signal quality in the satellite positioning information meets the preset satellite positioning conditions in order to execute the satellite positioning priority mode or the ultra-wideband positioning priority mode.

3. A positioning device with switchable positioning modes as described in claim 1, wherein, The microcontroller executes a fusion algorithm in the satellite positioning priority mode to fuse the satellite positioning information and the inertial measurement information and generate the first positioning information accordingly.

4. A positioning device with switchable positioning modes as described in claim 1, wherein, The microcontroller executes a fusion algorithm in the ultra-wideband positioning priority mode to fuse the ultra-wideband positioning information and the inertial measurement information and generate the second positioning information accordingly.

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