CN109257817A

CN109257817A - A kind of radio frequency or bluetooth localization method based on mark node in mine or tunnel

Info

Publication number: CN109257817A
Application number: CN201811272149.XA
Authority: CN
Inventors: 谭劲; 杨红
Original assignee: China Jiliang University
Current assignee: China Jiliang University
Priority date: 2018-10-29
Filing date: 2018-10-29
Publication date: 2019-01-22

Abstract

The present invention provides a kind of radio frequency or bluetooth localization method based on mark node in mine or tunnel, includes the following steps: Step 1: disposing the public network server of reception flag nodal information；Step 2: producing a certain number of mark nodes, each mark node SID is unique, and number is put on mark node shell, is set as needed in the position that employee often passes by；Step 3: producing a certain number of mobile devices, it is put into employee's packet or in safety cap, the MID of each mobile device is unique；Step 4: binding to the position of the employee of mobile device and the carrying mobile device, mark node and the setting mark node, that is, MID corresponds to name, SID corresponds to place name；Step 5: inquiring the date and time that some mobile device MID reaches certain mark node SID by public network server.

Description

A kind of radio frequency or bluetooth localization method based on mark node in mine or tunnel

Technical field

The present invention relates to a kind of based on the radio frequency of mark node, bluetooth indoor orientation method in mine or tunnel, especially relates to And the positioning of the mobile device to the place such as no mobile phone signal and the mine of WiFi signal, tunnel.

Background technique

At present there are many indoor positioning technologies, as WiFi positioning, bluetooth positioning, RFID positioning, UWB (ultra wide band) positioning, Infrared technique, ultrasonic wave etc., the technical principle of these positioning mostly dispose certain amount according to indoor plane or three-dimensional shape Base station be called (anchor node), using triangulation location technology, by difference algorithm, to compare the accurately progress to people and vehicle Positioning.What this kind of positioning was pursued is positioning accuracy, can achieve meter level even Centimeter Level.Actually encountering urgent or special circumstances When needing to position someone, (non-precisely positioning) positioning someone is accustomed to closer to people near some index point.On in addition, State that this kind of system is generally existing in practical applications there are following three problems:

(1) promote and apply difficult: when a certain mine or tunnel need this positioning, the company for possessing this technology can be first It sends technical staff to survey to the mine or tunnel, relevant parameter is taken back, adjust base station parameter, then send technical staff again In-site installation, debugging, deployment cycle are long；

(2) require mobile device high: mobile device end needs complicated triangle polyester fibre algorithm, needs to detect multiple base stations Signal strength, more demanding to the computing resource and storage resource of mobile device, for safety, often mine or tunnel are Forbidding band to compare the mobile device (such as mobile phone) into scene of big battery；

(3) mobile device has networking requirements, and place this kind of for mine, tunnel is without mobile phone signal and WiFi signal.

Existing method is first to dispose a certain number of base stations, is in the relative position between several base stations by mobile device Realize positioning, the position of base station, mutual barrier directly influence the accuracy of positioning.

Summary of the invention

In order to solve the above technical problems existing in the prior art, the present invention provides one kind based in mine or tunnel The radio frequency or bluetooth localization method of mark node, include the following steps:

Step 1: the public network server of deployment reception flag nodal information；

Step 2: producing a certain number of mark nodes, each mark node SID is unique, and on mark node shell Number is put on, is set as needed in the position that employee often passes by；

Step 3: producing a certain number of mobile devices, it is put into employee's packet or in safety cap, each mobile device MID is unique；

Step 4: to the employee of mobile device and the carrying mobile device, mark node and the setting mark node Position bound, that is, MID corresponds to name, and SID corresponds to place name；

Step 5: by public network server inquire some mobile device MID reach certain mark node SID date and when Between.

Further, the mobile device launches MID in the bluetooth or radiofrequency signal for detecting mark node It goes, if being fixed near same mark node, mobile device issues the MID of oneself using fixed interval.

Further, the mobile device is by button cell or other small battery powereds.

Further, the mark node is the receiving node of bluetooth or radio frequency, is battery powered or conventional power is powered.

Further, when mobile device is close to mark node, mark node receives the MID of mobile device, and will receive When date-time and oneself unique identifier SID send jointly to public network server.

Further, according to the range density needs in geographical location and monitoring, deployment is a certain number of to be suitble to oneself place name Mark node.

Further, the public network server records the binding of all registration mobile device MID and all mark node SID Management, and reception flag node send mobile device MID, reach the date and time of certain mark node SID.

The present invention receives mobile device by mark node (bluetooth, radio frequency reception point indicate some index point fixed) MID (Mobile ID) information that (bracelet, safety cap with bluetooth or radio-frequency transmissions function etc.) is sent (can be reflected by MID It is mapped to someone) after, mark node again will the " SID for date-time+index point oneself that MID+ mobile device reaches The information such as (Signalized ID) " are sent to public network server, and mark node must have network-in-dialing (in mine, tunnel Wired connection is accessed often through outside), mobile device can not need function of surfing the Net, only radio frequency or the launch point of bluetooth, Mine, tunnel management personnel is facilitated to search near someone which index point in mine, tunnel by public network server.

The present invention relates to the positioning of mobile equipment in the place such as no mobile phone and the mine of WiFi signal, tunnel, are mainly used for Management organization or guardian understand and grasp by positioning people be presently in index point position, can according to need setting mark The density of will point, easily finds the people positioned near index point when so that emergency occurs, effective solution is existing Having scheme bring to promote and apply difficult, high to mobile device requirement, mobile device has the problems such as networking requirements, greatly reduces The cost of entire positioning system.

Detailed description of the invention

Fig. 1 is the relational graph of mobile device of the invention, mark node and public network server；

Fig. 2 is mine generic structure diagram of the invention.

Specific embodiment

The present invention will be further explained below with reference to the attached drawings.

As illustrated in fig. 1 and 2, framework of the invention includes: mobile device (bracelet, safety cap etc.), mark node and public network Server.

Each base station of the invention is a mark node, the MID of independently received mobile device, and by " MID+ The SID (Signalized ID) for date-time+mark node itself that mobile device reaches " is sent to public network server, with it The position of its base station, mutual distance are unrelated；(5-10 meters of bluetooth, radio frequency is also can be controlled in when near mobile device to mark node Within 10 meters) determine that the approximate location of mobile device, and the motion profile of mobile device can be recorded.

Mobile device (bracelet, safety cap etc.)

Mobile device can accomplish very little, be embedded into bracelet or safety cap, and each mobile device, which has, oneself uniquely to be compiled Number MID；In the bluetooth or radiofrequency signal for detecting mark node, MID is launched, if being fixed on same mark node Nearby (such as taking a load off one's feet), mobile device issues oneself MID using fixed interval (such as 5 minutes) to save energy, Due to the data volume very little of transmission, button cell or other small battery powereds can be used.

Mark node

Mark node is the receiving node of a bluetooth or radio frequency, itself is Internet enabled, can be powered with battery, can also Powered with conventional power, similar in other locating schemes base station or anchor node；Each mark node has oneself unique SID, with other mark nodes do not have it is any contact, do not need mutually to be connected to network yet；When mobile device close to when, receive movement The MID of equipment, and by when receiving date-time and oneself unique identifier SID send jointly to public network server.

The management organization in mine or tunnel can be according to the range density needs in oneself geographical location and monitoring, oneself portion It affixes one's name to and a certain number of are suitble to oneself place name (place name and the corresponding name of mobile device pass through public network server by management organization oneself The management of webpage of upper offer) mark node.

Public network server

Public network server records the binding management of all registration mobile device MID and all mark node SID, and receives mark Mobile device MID that will node is sent, the date and time for reaching certain mark node SID, for positioning the position of the relevant personnel； Major maintenance 3 opens database table inside public network server.

(1) mobile device and the name table of comparisons, are voluntarily managed, content is as follows by management organization:

MID	Name
		M00000001	Zhang San
M00000002	Li Si
		…………	……….
M0000000N	King five

Table 1

(2) mark node and the place name table of comparisons, are voluntarily managed, content is as follows by management organization:

SID	Place name
		S0000001	Vertical shaft outlet
S0000002	No. 1 gallery portal
		S0000003	30 meters inward of No. 1 tunnel
………..	……….
		S000000K	No. 3 tunnels and No. 4 tunnels intersection

Table 2

(3) mobile device MID, mark node SID, date schedule, are sent to public network server by mark node

MID	SID	Date-time
			M00000001	S0000001	2018.10.22 14:35:25
M00000001	S0000002	2018.10.22 14:38:43
			……..	……..	……..
M00000002	S000000K	2018.10.22 14:40:11

Table 3

Radio frequency or bluetooth localization method based on mark node in mine or tunnel of the invention, includes the following steps:

Step 2: producing a certain number of mark nodes, each mark node SID is unique, and on mark node shell Number is put on, mine or tunnel management mechanism oneself hang over the position that employee often passes by as needed, facilitate deployment；

Step 4: mine or tunnel management mechanism to mobile device and carry the employee of the mobile device, mark node Input binding is carried out with the position that the mark node is arranged, that is, MID corresponds to name, SID corresponds to place name；

Step 5: mine or tunnel management mechanism inquire mobile device MID by public network server and reach certain mark node The date and time of SID.

Claims

1. a radio frequency or bluetooth positioning method based on a marker node in a mine or a tunnel, comprising the steps:

Step 1, deploying a public network server that receives the information of the sign node;

Step 2: Produce a certain number of sign nodes, each sign node has a unique SID, and the number is marked on the sign node shell, and is set at the location where employees often pass by according to needs;

Step 3. Produce a certain number of mobile devices and put them in the staff bag or safety helmet. The MID of each mobile device is unique;

Step 4, bind the mobile device and the staff carrying the mobile device, the sign node and the position where the sign node is set, that is, the MID corresponds to the person's name, and the SID corresponds to the place name;

Step 5: Query the date and time when the MID of a certain mobile device reaches the SID of a certain marker node through the public network server.

2. as claimed in claim 1 based on the radio frequency or the bluetooth positioning method of the marker node in the mine or the tunnel, it is characterized in that: when the mobile device detects the bluetooth or the radio frequency signal of the marker node, the MID is transmitted, if fixed at Near the same marker node, the mobile device sends out its own MID at a fixed interval.

3. The radio frequency or Bluetooth positioning method based on marker nodes in mines or tunnels according to claim 1 or 2, wherein the mobile device is powered by a button battery or other small batteries.

4 . The radio frequency or Bluetooth positioning method based on marker nodes in mines or tunnels according to claim 1 , wherein the marker nodes are Bluetooth or radio frequency receiving nodes, which are powered by batteries or ordinary power. 5 .

5. as claimed in claim 1 or 4 based on the radio frequency or bluetooth positioning method of marker node in mine or tunnel, it is characterized in that: when mobile device is close to marker node, marker node receives the MID of mobile device, and will receive the date when The time is sent to the public network server together with its own unique identifier SID.

6. The radio frequency or bluetooth positioning method based on marker nodes in mines or tunnels as claimed in claim 1 or 4, characterized in that: a certain number of marker nodes suitable for their own place names are deployed according to geographical location and the range density of monitoring.

7. as claimed in claim 1 based on the radio frequency or bluetooth positioning method of marker node in mine or tunnel, it is characterized in that: described public network server records the binding management of all registered mobile equipment MID and all marker node SID, and receives sign The MID of the mobile device sent by the node, the date and time when the SID of a certain node is reached.