WO2012019557A1

WO2012019557A1 - Distributed and polar coordinate-based long-range and short-range mobile interactive positioning capable of setting meeting point

Info

Publication number: WO2012019557A1
Application number: PCT/CN2011/078326
Authority: WO
Inventors: 赵永频
Original assignee: Zhao Yongpin
Priority date: 2010-08-13
Filing date: 2011-08-12
Publication date: 2012-02-16
Also published as: CN101995580A

Abstract

The present invention provides a long-range distributed mobile interactive positioning method and system capable of setting a meeting point. Through positioning by a global positioning system, and through data exchange functions of a mobile communication network, a radio station, or the Beidou positioning system, positioning information between targets is transmitted in real time, thereby achieving interactive positioning. The direction of a target is determined through a method of radio direction and angle, and the distance of the target is determined through a method of radio strength, so that polar coordinates of the target are determined, a distributed position information data exchange center is formed, interactive polar coordinate-based positioning is realized, and the position is rectified by using a non-precision method. The method and the system can set one or more meeting points and meeting point tasks, and can perform task management. The method and the system can enable each moving target (person) to know positions of other moving targets (persons) before deciding a movement direction.

Description

Interactive positioning of remote and short-range movements of distributed and polar coordinates of set points

Technical field

The invention belongs to the technical field of wireless positioning, and relates to positioning of two or more moving targets (persons) and mutual transmission of the positioning data, or setting an interactive positioning of one or more gathering points to realize remote Interactive positioning with short-range mobile. The invention is particularly suitable for use in cell phones and navigators.

technical background

Currently, remote mobile target location methods can be divided into three categories: GPS based on Global Positioning. System positioning method, positioning method based on cellular communication network/communication terminal, and hybrid positioning method. Both are for a mobile target application, with no interaction and assembly applications. Two users who use GPS positioning still have to repeatedly verify the location by phone.

The short-range positioning method mainly adopts ZigBee and other technologies, and is required to pre-install a fixed base station in a small area, and is also an application for a target, and has no interaction and assembly point application. In a complex and crowded environment, or between strangers, people have to look to determine the location of each other.

Summary of the invention

The technical solution of the present invention solves the problem of overcoming the deficiencies of the prior art and applications, providing an interactive positioning of remote and short-range mobiles, or one or more A collection and assembly point task, or a system that can perform task management.

The technical solution of the present invention is:

1. Remotely distributed mobile interactive positioning that can set the assembly point

Positioning through Global Positioning System, China Beidou Global Positioning System or cellular communication network, and then through mobile communication networks, radio stations, especially using China Beidou Global The data exchange function of the bit system forms a distributed location information data exchange center, which transmits the positioning information between the targets in real time, and realizes an interactive positioning method, that is, the cause and the task, the active and organized double The continuous location information of the edges is transmitted and can be accompanied by information transfer between each other. Does not refer to the application of shared and passive positioning data. Or can set one or more than one A collection and aggregation task, or a system for task management and information exchange. Each moving target (person) can understand other moving target (person) positions based on the interactive information, making it easier to make a decision on the direction of the movement. The present invention does not exclude the existence of interactive positioning information (assembly points) as independent positioning information and tasks. Not excluded The positioning information is displayed in polar coordinates.

The advantages of the present invention over the prior art are:

1. Interactive positioning, setpoints and tasks, each moving target (person) can make decisions based on moving target (person) positioning data, assembly points and tasks in other groups

2. Option to use the data exchange function of China Beidou Global Positioning System

2. The interactive positioning of the movement of the close-range polar coordinates of the assembly point can be set

The direction of the target is determined by a method such as the direction of the radio wave direction, and the distance of the target is determined by a method such as radio intensity, thereby determining the polar coordinate position of the target. by The radio signal or the mobile communication network transmits positioning information between the targets to realize an interactive positioning mode, that is, the transmission of the continuous location information of the active and organized bilateral due to the cause and the task, and the information transmission between the two parties . Does not refer to the application of shared and passive positioning data. Or can set one or more than one A collection and aggregation task, or a system for task management and information exchange. Then, by judging the target motion and transmitting the data to each other, the angle and distance between the targets are corrected and judged. Each moving target (person) can understand other moving target (person) positions based on the interactive information, making it easier to make a decision on the direction of the movement. Displaying location information using maps or drawings is not excluded.

The advantages of the present invention over the prior art are:

2. Use is not restricted by region

3. No pre-installed fixed base station

4. Determine the mutual position of moving targets (people) in complex environments such as obstacles, such as buildings.

DRAWINGS

Figure 1 is a remote distributed mobile interactive positioning interface

Take a collection point and two moving targets as an example.

Figure 2 is an interactive positioning positioning interface for short-range polar coordinates

Taking a collection point and two moving targets as an example, it can also be a three-dimensional positioning map.

detailed description

As shown in Figure 1, this illustration includes only one assembly point and two moving targets, aggregation point 1, self 2, and others 3. The case of multiple assembly points and multiple moving targets is not excluded.

1. It is not excluded that each mobile target (person) first agrees on a password, establishes a group, and the number of people in the group can be increased or decreased.

2. The positioning of each moving target (person). Through Global Positioning System GPS (also including China Beidou Global Positioning System), cellular communication network / communication terminal Three methods of positioning and mixing, each target determines its position. Preferably, GPS positioning is used.

3. Mobile number or between mobile targets (persons) through mobile communication networks, radio stations, etc., especially the data exchange function of China Beidou Global Positioning System (and) password mutual authentication, to achieve data exchange handshake. Preferably, a mobile communication network is used.

4. Through the mobile communication network, radio stations, etc., especially the data exchange function of China Beidou Global Positioning System, the distributed position information data exchange center is formed in itself (2), and the positioning data of the mobile target (person) is exchanged, that is, bilateral continuous The transfer of location information. Preferably, a mobile communication network is used.

5. Each moving target (person) obtains the positioning data of himself 2 and others 3 in real time (or at intervals)

6. Or through the handshake of the implemented data exchange, set one or more information of the assembly point 1 coordinates and the assembly point task, through the data exchange function of the mobile communication network, the radio station, and especially the China Beidou Global Positioning System. Preferably, the information of the assembly node coordinates and the assembly point task is transmitted to the other group of moving targets (persons) using the mobile communication network.

7. Or manage tasks. Preferably, the number of people arriving at the assembly point is counted

8. It is not excluded that the assembly point coordinates and the assembly point task are set when the group is established; nor does the interactive positioning information (assembly point) exist as independent positioning information and tasks, that is, when A sends the positioning information and the task to B. , A is not required to be online

As shown in Figure 2, this illustration includes only one assembly point and two moving targets, aggregation point 1, self 2, and others 3. The case of multiple assembly points and multiple moving targets is not excluded.

1. Each mobile target (person) pre-agreed a password, and the random number generated by the system is dispersed. It is not excluded to establish a group, the number of people in the group can be adjusted to increase or decrease

2. Each mobile target (person) transmits information including a predetermined password or (and) a mobile phone number, an antenna feature, and the like through its own antenna, or a mobile communication network, or a radio station. Preferably, a mobile communication network

3. When entering an area where the signal can be measured, preferably, the signal with the password is accepted through the own antenna, the password is authenticated, and the handshake for data exchange is realized.

4. Through the manual direction sensitive antenna (manually determine the relative direction, including the north-south direction, the up and down direction) or the automatic rotation direction sensitive antenna (or micro-radar, etc.) (the relative direction is automatically determined by the electronic compass, including the north-south direction, the up-and-down direction. Preferably: use Six-way induction three-axis gyroscope, search for other targets within the group that pass the certification (person)

5. When the moving target (person) is within the measurable range, the direction angle is measured to obtain the polar coordinate orientation.

6. The distance is measured by measuring the electromagnetic wave intensity (RSS), and the distance parameter of the polar coordinates of the other person 3 is obtained, that is, the two-dimensional or three-dimensional polar coordinate position map is obtained.

7. Judgment and correction of direction and distance. Using the embedded three-axis motion detection sensor to determine the direction of motion, and using the embedded velocity sensor to measure the velocity, multiply the time interval, or use the embedded step sensor to measure the number of steps, and then multiply the average step size; or Directly in terms of distance traveled. Preferably, the velocity is measured using an embedded velocity sensor, multiplied by time interval, and the new time polar coordinates are calculated. This is an inexact calculation

8. Through the handshake of data exchange, the moving targets (people) exchange data with each other, each target calculates the polar coordinate position of each other, and then compares with the polar coordinate position measured at this time to determine whether wireless transmission exists in a complex environment. Large-scale fading, shadow fading, multi-menstruation, and interference. To determine whether to correct the distance and angle, or only prompt the user

9. Or by means of the handshake of the implemented data exchange, setting the polar coordinates of the one or more aggregation points 1 and the information of the assembly point task, by using the own antenna, or the mobile communication network, or the radio station, preferably, using the own antenna to transmit the assembly Point coordinates and assembly point tasks to other certified mobile targets (persons)

10. Or manage the task, preferably, the number of people arriving at the assembly point

Claims

Remotely distributed mobile interactive positioning of set points, especially on mobile phones and navigators, characterized by (Figure 1): positioning through Global Positioning System, China Beidou Global Positioning System or cellular communication network, Through mobile communication networks, radio stations, and especially through the data exchange function of China Beidou Global Positioning System, the positioning information between the targets is transmitted in real time in real time, and a distributed location information data exchange center is formed in itself (2) to realize oneself (2) Orientation of interaction with others (3), or a system that can set one or more assembly points (1) and assembly points, or can perform task management and information exchange. Interactive location information is not excluded as independent location information and tasks.
The interactive positioning of the movement of the cluster's short-range polar coordinates, especially on mobile phones and navigators, is characterized by (Fig. 2): determining the direction of the target by radio wave direction angle, etc., by radio intensity ( Methods such as RSS) determine the distance of the target to determine the polar coordinate location of the target. Through the radio signal or the mobile communication network, the positioning information between the targets is transmitted to each other, and a polar coordinate positioning of interaction between oneself (2) and another (3) is realized. The motion direction is determined by the embedded three-axis direction motion detecting sensor, and the speed is preferably measured by the embedded speed sensor, multiplied by the time interval, and the data is exchanged, and the non-accurate calculation method is used to correct and judge the target. Angle and distance. Or you can set up one or more assembly points (1) and assembly point tasks, or a system for task management and information exchange.
The interactive positioning of the remote and short-range movement of the assembly point can be set, and the feature is to set the assembly point to change the positioning application from the information mode to the task mode.