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Indoor and outdoor integrated combined positioning device

A combined positioning and indoor positioning technology, applied in measurement devices, satellite radio beacon positioning systems, instruments, etc., can solve the problems of satellite signals such as limited application, interior, underground, caves, urban streets, mountains and jungles, etc. To achieve the effect of simple maintenance, not easy to block and interfere, and reduce bandwidth requirements

Active Publication Date: 2019-09-27
李素敏 +2
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Satellite positioning and navigation technologies based on GPS and Beidou have been widely and maturely applied outdoors, but in indoor, underground, caves, urban streets, mountain jungles and other applications where satellite signals cannot be covered or are seriously blocked, the application is limited. limit

Method used

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  • Indoor and outdoor integrated combined positioning device
  • Indoor and outdoor integrated combined positioning device
  • Indoor and outdoor integrated combined positioning device

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Embodiment Construction

[0050] Preferred embodiments of the present invention will be specifically described below in conjunction with the accompanying drawings, wherein the accompanying drawings constitute a part of the application and are used together with the embodiments of the present invention to explain the principles of the present invention.

[0051] This embodiment discloses an indoor and outdoor integrated positioning device, such as figure 1 As shown, including, data acquisition module, combined positioning module;

[0052] The data collection module is used to collect magnetic field data, angular velocity data, acceleration data, wireless signal data, barometric altitude data and satellite navigation data;

[0053] The combined positioning module is connected with the data acquisition module, receives the data collected by the data acquisition module, and judges whether the current positioning condition is indoors, and if yes, integrates inertial navigation positioning, magnetic field posi...

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Abstract

The invention relates to an indoor and outdoor integrated combined positioning device and belongs to the technical field of positioning. With the indoor and outdoor integrated combined positioning device adopted, full-airspace coverage position information service can be provided for people. The indoor and outdoor integrated combined positioning device comprises a data acquisition module and a combined positioning module; the data acquisition module is used for acquiring magnetic field data, angular velocity data, acceleration data, wireless signal data, an air pressure altitude data magnetic field and satellite navigation data; and the combined positioning module is connected with the data acquisition module and is used for receiving the data acquired by the data acquisition module, judging whether a current positioning condition is in a room or not, and performing the positioning solving of people through inertial navigation positioning, magnetic field matching positioning, wireless positioning, air pressure altitude measurement and map constraint on the basis of a particle filter framework if the current positioning condition is in a room, and performing the positioning solving of the people through a combined positioning method including satellite positioning. With the system of the invention adopted, full-airspace coverage position information service can be provided for the people. The system is used for emergency rescue, safety management, positioning navigation and other scenes.

Description

technical field [0001] The invention relates to the technical field of positioning, in particular to an indoor and outdoor integrated combined positioning device. Background technique [0002] Positioning technology refers to the formation of a position positioning system through the integration of various technologies such as wireless communication, base station positioning, and inertial navigation positioning, so as to provide applications for military command, aerospace, transportation, meteorology, travel, emergency rescue, and safety monitoring Provides location services. [0003] With the development of mobile communication and wireless sensor network, positioning technology has gradually entered a new stage. Satellite positioning and navigation technologies based on GPS and Beidou have been widely and maturely applied outdoors, but in indoor, underground, caves, urban streets, mountain jungles and other applications where satellite signals cannot be covered or are se...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01C21/08G01C21/20G01C21/16G01S19/49
CPCG01C21/08G01C21/165G01C21/206G01S19/49
Inventor 李素敏王刚刚申志飞
Owner 李素敏
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