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Locating method, locating system and mobile terminal

A technology of mobile terminal and positioning method, which is applied in the parts of TV system, services based on location information, image data processing, etc., can solve the problem of low precision of positioning technology, and achieve the effect of improving positioning accuracy and improving accuracy

Active Publication Date: 2013-08-14
DONGGUAN YULONG COMM TECH +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The purpose of the embodiments of the present invention is to provide a positioning method, aiming to solve the problem of low accuracy of the existing positioning technology

Method used

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  • Locating method, locating system and mobile terminal
  • Locating method, locating system and mobile terminal
  • Locating method, locating system and mobile terminal

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] see figure 1 , the positioning method provided in Embodiment 1 of the present invention includes the following steps:

[0031] S101. Perform rough positioning by means of wireless positioning to obtain the area where the mobile terminal is located;

[0032] In Embodiment 1 of the present invention, the wireless positioning method may be wireless positioning methods such as satellite positioning, assisted satellite positioning, base station positioning, WiFi positioning, and Bluetooth positioning.

[0033] In Embodiment 1 of the present invention, the WiFi positioning method, the base station positioning method or the satellite positioning method are preferred according to the positioning response speed, power consumption and accuracy.

[0034] S102. Download a map near the area where the mobile terminal is located;

[0035] In Embodiment 1 of the present invention, if the area where the mobile terminal is located is indoors, the map near the area where the mobile term...

Embodiment 2

[0049] see Figure 9 The positioning system provided by Embodiment 2 of the present invention includes: a rough positioning module 11 , a map downloading module 12 , an image acquisition module 13 and a precise positioning module 14 .

[0050] The coarse positioning module 11 is used to perform coarse positioning through wireless positioning to obtain the area where the mobile terminal is located;

[0051] In Embodiment 2 of the present invention, the wireless positioning mode may be satellite positioning, assisted satellite positioning, base station positioning, WiFi positioning, Bluetooth positioning, and other wireless positioning modes.

[0052] In Embodiment 2 of the present invention, the WiFi positioning method, the base station positioning method or the satellite positioning method are preferred according to the positioning response speed, power consumption and accuracy.

[0053] The map downloading module 12 is used for downloading the map near the area where the mob...

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Abstract

The invention is applicable to the field of mobile terminals and provides a locating method, a locating system and a mobile terminal. The method comprises the steps as follows: carrying out coarse positioning in a wireless locating manner, and obtaining a region where the mobile terminal is located; downloading a map close to the region where the mobile terminal is located; starting up a camera of the mobile terminal and obtaining images around the mobile terminal; and matching the obtained images around the mobile terminal with the map close to the region where the mobile terminal is located, and determining the accurate position of the mobile terminal. According to the invention, the locating precision is improved to a range within 5 m.

Description

technical field [0001] The invention belongs to the field of mobile terminals, in particular to a positioning method, system and mobile terminal. Background technique [0002] The development and integration of mobile terminal technology and mobile Internet technology has promoted a variety of location-based service (Location Based Service, LBS) applications. Operators, service providers, and application developers have developed location-based applications to provide users with convenient Serve. The premise of LBS application is to achieve positioning accuracy that meets the application requirements. [0003] Currently commonly used positioning methods include: satellite positioning, assisted satellite positioning, base station positioning, WiFi positioning, Bluetooth and other wireless positioning methods. Street view and indoor use 3 / 6 / 9 axis sensor positioning methods, etc. Technically, one or more hybrid positioning technologies can be adopted. [0004] However, wir...

Claims

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Application Information

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IPC IPC(8): H04W64/00H04N5/225H04W4/02G06T7/00
Inventor 闫正航
Owner DONGGUAN YULONG COMM TECH
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