CN103037307A - Centralized positioning method and system for the old going outside - Google Patents

Abstract

Provided is a centralized positioning method and a system for the old going outside. The centralized positioning method and the system for the old going outside comprise the following steps: (1) The locator calls the server or sends messages to ask for positioning. (2) After the server receives the location requests and checks the password, the server sends positioning instructions to the localization machine to be positioned by messages. (3) After receiving the positioning instructions, the localization machine starts the global position system (GPS) module to carry out the positioning and to output the GPS information. (4) The GPS information extraction module of the localization machine extracts the useful latitude and longitude information from the GPS information. The successfully extracted information is sent to the server by text messages according to the agreed format. (5) The server carries out the match with the position information and gets the specific information then tells the locators so as to achieve the positioning for the old. The centralized positioning method and system for the old going outside has the advantages that when you want to know the position of the old, the purpose can be achieved by sending messages to the server or making a call.

Description

A centralized positioning method and system for the elderly who go out

technical field

The invention relates to a centralized location service, in particular to a positioning method and system for the elderly who go out.

Background technique

With the acceleration of population aging in our country, there will be more and more elderly people in our country, which will bring about various problems. The safety issue of going out for the elderly is one of them, because most of the time we are busy with work and have little time with our parents and elders. Due to the decline of various physical functions of the elderly, getting lost when going out or encountering some sudden physical discomfort is a problem that must be considered for the elderly. Therefore, it is very important to know the location information of the elderly in time.

A common positioning method is to transmit the location information of the elderly to the locator through the 2G or 3G network, so that the location information of the elderly can be known in time. However, this method will not only generate a large communication cost, but also requires high power storage capacity of the device. At the same time, it is required that the mobile phone of the positioning party must support the GPS function and the electronic map function. Moreover, the positioning terminal of this method is relatively simple, and it can only be a handheld device.

Contents of the invention

In order to overcome the poor security of the existing elderly people when they go out, the present invention provides a positioning method based on a smart phone with GPS function and a server to realize the positioning of the elderly. When it is necessary to know the location of the elderly , as long as send a short message to the server or make a phone call, the location of the elderly can be realized.

In order to solve the problems of the technologies described above, the technical solution provided by the invention is:

A centralized method for locating the elderly who go out. The elderly who go out carry a positioned machine with a GPS module. The positioned machine includes a remote control module, a first short message codec module, and a GPS information extraction module. The remote control module is used for Execute instructions from the server; the GPS information extraction module is used to extract longitude and latitude information from the GPS output information of the positioned machine; the first short message codec module is used to encode the received and sent information in an agreed format Decoding, the server includes a DTMF codec module, an electronic map module, an identity verification module, a GSM module and a second message codec module; the location method includes the steps:

(1) The locator makes a location request by calling or sending a short message to the server;

(2) After receiving the positioning request and verifying that the password is correct, the server will send a positioning instruction to the located machine through a text message;

(3) After receiving the positioning instruction, the located machine will start its GPS module to locate and output GPS information;

(4) The GPS information extraction module of the positioned machine will extract useful longitude and latitude information from the output GPS information, and the successful information extraction will be sent to the server by text message in the agreed format;

(5) The server will match the location information to obtain specific location information and notify the locator to realize the positioning of the elderly.

Further, the locator is a mobile phone or a public phone, and the server further includes a speech synthesis module, and the method of notifying the locator in the step (5) is performed in a voice manner.

A centralized positioning system for the elderly who go out, including a server and a positioned machine with a GPS module carried by the old people who go out, the server includes a DTMF codec module for identifying user key values, and is used to convert longitude and latitude information into The electronic map module of the location information that can be found, the GSM module for communicating with the locator and the positioned machine, and the second short message codec module for encoding and decoding the sent and received information according to the agreed format; the positioned machine includes The remote control module that executes the corresponding commands received, the GPS information extraction module for extracting longitude and latitude information, and the first short message codec module for encoding and decoding received and sent information according to the agreed format, the positioned machine and The server communicates through SMS.

Further, the locator is a mobile phone or a public phone; the server includes a speech synthesis module, which is used to notify the locating terminal by voice after the server locates the elderly.

The present invention has the following advantages: the positioning method is simple and practical, and the positioned end does not need to perform any operation, so that even if the elderly encounter sudden physical discomfort or other situations, the positioning can be realized. The positioning request information sent by the positioning terminal is diversified, and the positioning terminal can be a mobile phone or a public telephone, which makes the positioning terminal diversified.

Description of drawings

Fig. 1 shows the configuration of the system of the embodiment of the present invention.

Fig. 2 shows the positioning flowchart of the positioning system of the present invention.

Specific implementation method

The present invention will be further described below in conjunction with the accompanying drawings.

With reference to Fig. 1, a kind of centralized location system for the elderly who go out, includes the old person who carries the positioned machine with the GPS module and the server, the server includes the speech synthesis module for the voice prompt and position notification, the DTMF code for identifying the key value of the user. A decoding module, an electronic map module for converting longitude and latitude information into found location information, and a second SMS codec module for sending and receiving information. The positioned machine includes a remote control module for executing received corresponding commands, a GPS information extraction module for extracting longitude and latitude information, and a first short message codec module for receiving and sending information.

As shown in Fig. 1, it is a block diagram of the software structure of the positioned machine in the present invention. The remote control module is used to execute the instructions from the server side; the GPS information extraction module is used to extract longitude and latitude information from the output information of the GPS module; the first short message codec module is used to agree with the server side format for communication.

As shown in FIG. 1 , it is a structural block diagram of the server end of the present invention. The speech synthesis module is used for voice prompts during the positioning request and broadcasts the position after positioning; the DTMF codec module is used to identify the user input key value of the user; the electronic map module is used to extract the longitude The latitude and longitude information is converted into specific location information that is easy for people to find; the second short message codec module is used to communicate with the positioned machine and the positioning machine in an agreed format.

Referring to FIG. 2 , a centralized positioning method for the elderly who go out, the process flow of the positioning method, the elderly who go out carry a device to be located with a GPS module. The located machine includes a remote control module, a GPS information extraction module and a first short message codec module. The remote control module executes instructions from the server side; the GPS information extraction module is used to extract longitude and latitude information from the GPS output information of the positioned machine; the first short message codec module is used to receive and send information Encode and decode according to the agreed format. The server includes a sound synthesis module, a DTMF codec module, an electronic map module, and a second short message codec module. The speech synthesis module is used to broadcast the location information to the locator and the voice prompt in the form of voice; the DTMF codec module is used to identify the key value of the positioning user; the electronic map module is used to convert the longitude and latitude information into Specific corresponding street information; the second short message encoding and decoding module is used to encode and decode received and sent information in an agreed format. The positioning terminal can be a mobile phone or a public phone. After successfully registering with the server as a token number and obtaining the corresponding password, the positioning process includes the following steps:

(1) The locator (here may be an ordinary mobile phone or a public phone) can make a call to the server or send a short message to make a locating request.

(2) After receiving the above positioning request and verifying that the password is correct, the server will send a positioning instruction to the located machine through a text message

(3) After receiving the above positioning instructions, the positioned machine will activate its GPS module to perform positioning and output GPS information.

(4) The GPS information extraction module of the positioned machine will extract useful longitude and latitude information from the above-mentioned output GPS information, and information extraction will be successfully sent to the server by short message in the agreed format.

(5) The server will match the above location information to obtain the corresponding specific location information that people can find, and tell the locator by text message or voice, so as to realize the location of the elderly.

In this embodiment, the located machine A, the server B and the positioning terminal C (which can be a mobile phone or a public telephone), 1 and 2 are the main components of the software installed on the located machine and the server respectively, and D is the wireless communication network . If the positioning terminal is a public telephone, when requesting positioning, first dial the number of the server. After connecting, enter the number of the located terminal through the keyboard according to the voice prompt, and the server will notify the positioning terminal to enter the service password after finding the number. After confirmation, the affiliated server will send a positioning command to the located machine in the agreed format. The command format can be: #C<1>#C

Please explain as follows:

#C indicates the start and end of the command.

<1> indicates the content of the command, here we use 11 to indicate the positioning command.

After receiving the above command, the GPS module of the positioned machine will start positioning and output positioning information to the GPS information extraction module. After the longitude and latitude of the GPS information extraction module are successful, the longitude and latitude information will be sent to the server according to the agreed format, and the format can be: #G<1>,<2>,<3>,<4>#G

<1>Latitude, the format is ddmm.mmmm (if the leading digit is insufficient, fill in 0).

<2> Latitude hemisphere, N or S (Northern or Southern latitude).

<3>Longitude, the format is ddmm.mmmm (if the leading digit is insufficient, add 0).

<4>Longitude hemisphere, E or W (east or west longitude).

After receiving the above information, the server decodes it in a fixed format, and after extracting the longitude and latitude information, the electronic map module will give the name of the street where the located terminal is located or the landmark building next to it to mark the location of the located terminal. After the above steps are completed, the server will inform the positioning terminal of the location information through the speech synthesis module, and the positioning is completed.

If the positioning end requests positioning through SMS, it can also send a short message to the server to request positioning. The short message format can be: #A<1>,<2>#A

Please explain as follows:

#A Request start and end flags for positioning information.

<1> Mobile phone number of the located terminal.

<2> Location request password.

Afterwards, the positioning process is the same as that of the above-mentioned positioning terminal being a public telephone, except that the geographic location information is notified to the positioning terminal through a short message, and the positioning is completed.

Claims (4)

1. centralized old man's localization method of going out, it is characterized in that: the old man that goes out carries the machine that is positioned with GPS module, the described machine of being positioned comprises remote control module, the first note coding/decoding module and GPS information extraction modules, and described remote control module is used for carrying out the instruction from server; Described GPS information extraction modules is used for extracting longitude and latitude information from the machine end GPS output information that is positioned; The information that described the first note coding/decoding module is used for receiving and sending is by the form encoding and decoding of arranging, and described server comprises DTMF coding/decoding module, electric map module, authentication module, gsm module and the second note coding/decoding module; Described localization method comprises the steps:

(1) the location person makes a phone call or the mode of sending short messages positions request to described server;

(2) described server will send positioning instruction to the machine that is positioned by note after receiving that described Location Request and authentication password are correct;

(3) after the machine of being positioned is received described positioning instruction, will start its GPS module and position and export GPS information;

(4) the be positioned GPS information extraction modules of machine will be extracted useful longitude and latitude information from described output GPS information, and information extraction successfully will send to described server by note by the agreement form;

(5) described server will mate described positional information and draw more specific location information and notify the location person, realize the location to the old man.

2. the centralized as claimed in claim 1 old man's localization method of going out, it is characterized in that: described location person is mobile phone or public telephone, described server also comprises voice synthetic module, and notice location person's mode is carried out with voice mode in the described step (5).

3. realize the go out navigation system of old man's localization method of centralized as claimed in claim 1 for one kind, it is characterized in that: comprise server and the machine that is positioned with GPS module that the old man carries of going out, described server comprise for the DTMF coding/decoding module of identification user key-press value, be used for longitude and latitude information convert to the positional information that can find electric map module, be used for the gsm module of communicating by letter with the machine of being positioned with the location person and be used for sending and receiving information by the second note coding/decoding module of agreement form encoding and decoding; The machine of being positioned comprise the corresponding command that receives for execution remote control module, be used for to extract the GPS information extraction modules of longitude and latitude information and be used for to receive and transmission information by the first note coding/decoding module of agreement form encoding and decoding, described machine and the server of being positioned carries out communication by short message mode.

4. navigation system as claimed in claim 3, it is characterized in that: described location person is mobile phone or public telephone; Described server comprises voice synthetic module, is used for realizing notifying positioning end by the mode of voice afterwards to old man's location at server.

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