CN102740217A - GSM-R (Global System for Mobile Communications for Railway) emergency system and method - Google Patents
GSM-R (Global System for Mobile Communications for Railway) emergency system and method Download PDFInfo
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- CN102740217A CN102740217A CN2012102440168A CN201210244016A CN102740217A CN 102740217 A CN102740217 A CN 102740217A CN 2012102440168 A CN2012102440168 A CN 2012102440168A CN 201210244016 A CN201210244016 A CN 201210244016A CN 102740217 A CN102740217 A CN 102740217A
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Abstract
The invention provides a GSM-R (Global System for Mobile Communications for Railway) emergency system and a GSM-R emergency method. The GSM-R emergency system comprises a field mobile emergency terminal and an emergency management center; the field mobile emergency terminal is used for acquiring field data information and comprises an encoding module and a double-channel wireless transmission module on the basis of a GSM-R network; the encoding module is used for encoding the field data information into an encoded message added with a double-channel coordination transmission identifier; the double-channel wireless transmission module on the basis of the GSM-R network comprises two wireless network cards; each wireless network card respectively transmits the encoded message by an independent wireless transmission channel; and the emergency management center is communicated and connected with the field mobile emergency terminal by the double-channel wireless transmission module on the basis of the GSM-R network and is used for processing the field data information. By the GSM-R emergency system and the GSM-R emergency method which are provided by the invention, the related departments can transmit a field dynamic image and a high definition static image to the emergency management center in first time, so that the accident treatment can be effectively commanded.
Description
Technical field
The invention belongs to railway emergency system administrative skill field, relate to a kind of railway emergency system and method, particularly relate to a kind of GSM-R emergency system and method.
Background technology
Along with the particularly fast development of signal of communication technology of railway transportation correlation technique, the railway operation safety supportability is increasingly high.But the driving accident that non-artificial factor such as natural calamity causes happens occasionally; In case accident takes place; How the very first time is understood field condition to the manager of relevant departments; Effectively commander's field accident is dealt with the work, and becomes the most important thing of railway emergency system, so just makes the management of railway emergency system be faced with great challenge and test.Therefore, a kind of railway emergency system that can improve the ability that the railroader handles emergency episode is significant.
Existing railway accident emergency system scheme exists many deficiencies and defective:
One, existing emergency system is not effectively utilized the perfect GSM-R network of railway on transmission channel, but selects temporary erection or directly use other network, such as WIFI or mobile GPRS network, causes the waste of railway existing resource;
Two, to exist the temporary erection cycle long for existing emergency system, and the defective that networking bothers does not have emergent effect;
Three, employed big multiple terminals bigger, the heavy shortcoming that exists volume in the existing emergency system in case of emergency, brings a lot of inconvenience for staff's use, influences the efficient of accident treatment.
Yet; With of the extensive laying of GSM-R network at railway; And the continuous popularization of 3G public network; The GSM-R network own with railway is main means of communication, and the emergent video of railway, image delivering system that can compatible public 3G mobile network become in the numerous schemes of railway emergency system a kind of than more excellent selection.
Summary of the invention
The shortcoming of prior art in view of the above; The object of the present invention is to provide a kind of GSM-R emergency system and method; Be used to solve prior art and fail effectively to utilize the perfect GSM-R network of railway, temporary erection long mid-term, networking trouble and the not high problem of accident treatment efficient.
For realizing above-mentioned purpose and other relevant purposes, the present invention provides a kind of GSM-R emergency system, and said GSM-R emergency system comprises:
On-the-spot moving emergency terminal is used for the collection site data message, and said on-the-spot emergency terminal comprises coding module and based on the two-channel wireless transport module of GSM-R network; Said coding module is used for said field data information is encoded into the coding message that adds binary channels coordination transmission sign; Said two-channel wireless transport module based on the GSM-R network comprises two wireless network cards, and each wireless network card transmits said coding message through independent wireless transfer channel respectively;
Said contingency management center links to each other with said on-the-spot moving emergency terminal communication through the two-channel wireless transport module based on the GSM-R network, is used to handle said field data information.
Preferably, said on-the-spot moving emergency terminal also comprises IMAQ encoder and the main control terminal that communication links to each other.
Preferably, said IMAQ encoder comprises: image capture device, be used for the collection site data message, and said field data information is view data; Coding module links to each other with said image capture device, is used for said view data is carried out compressed encoding, packing the output encoder message; Said coding module is the encoder based on DSP; First communication module is used for said coding message is transferred to said main control terminal.
Preferably, said main control terminal comprises: second communication module, and communicating by letter with said first communication module links to each other, and is used to receive said coding message; Master cpu, communicating by letter with said first communication module links to each other, and is used for said coding message is handled; Based on the two-channel wireless transport module of GSM-R network, link to each other with said master cpu, be used to send coding message through after the master cpu processing; Intelligent power is used to the power supply of said on-the-spot moving emergency terminal.
Preferably, said image capture device comprises integrated camera, or external video camera.
Preferably, said first communication module and said second communication module are wireless communication module or wire communication module.
Preferably, said wireless network card is 3G network interface card or GPRS network interface card.
The present invention provides a kind of GSM-R emergency method; Said GSM-R emergency method comprises: on-the-spot moving emergency terminal collection site data message; And said field data information is encoded into is provided with the coding message that binary channels is coordinated the transmission sign, then said coding message is sent through the two-channel wireless transport module based on the GSM-R network;
The contingency management center receives said coding message, and said coding message is decoded, and extracts the field data information in the code displaying message.
Preferably, said GSM-R emergency method comprises: said on-the-spot moving emergency terminal employing IMAQ encoder is gathered field data information and is encoded and the output encoder message; On-the-spot moving emergency terminal adopts main control terminal that said coding message is sent; Said IMAQ encoder adopts image capture device collection site data message, and said field data information is view data; Adopt coding module said view data to be carried out compressed encoding, packing, the output encoder message; Adopt first communication module that said coding message is transferred to said main control terminal;
Said main control terminal adopts the and communication module receives said coding message; Adopt master cpu that said coding message is handled; Employing is sent through the coding message after the master cpu processing based on the two-channel wireless transport module of GSM-R network; Adopting intelligent power is the power supply of said on-the-spot moving emergency terminal.
As stated, GSM-R emergency system of the present invention and method have following beneficial effect:
1, the GSM-R emergency system aims at the design of railway emergency amount body, and this emergency system is easy to use, and strong practicality is arranged, and the potential demand amount is big;
2, GSM-R emergency system hardware device cost is low, and profit is high;
3, realize the transmission of compressing image data two-channel wireless, can be unstable at channel, under the less situation of channel capacity, obtain video image preferably;
Description of drawings
The system that Fig. 1 is shown as GSM-R emergency system of the present invention constitutes sketch map;
Fig. 2 is shown as the system group network mode sketch map of GSM-R emergency system of the present invention;
Fig. 3 is shown as the workflow diagram of GSM-R emergency method of the present invention.
The element numbers explanation
1 GSM-R emergency system;
11 on-the-spot moving emergency terminals;
12 contingency management centers;
111 IMAQ encoders;
112 main control terminal;
121 contingency management servers;
1111 image capture devices;
1112 coding modules;
1113 first communication modules;
1121 second communication modules;
1122 master cpus;
1123 two-channel wireless transport modules based on the GSM-R network;
1124 intelligent powers;
1211 clients;
1212 data base management systems;
1213 server ends;
S1 ~ Sn step.
Embodiment
Below through specific instantiation execution mode of the present invention is described, those skilled in the art can understand other advantages of the present invention and effect easily by the content that this specification disclosed.The present invention can also implement or use through other different embodiment, and each item details in this specification also can be based on different viewpoints and application, carries out various modifications or change under the spirit of the present invention not deviating from.
See also accompanying drawing.Need to prove; The diagram that is provided in the present embodiment is only explained basic conception of the present invention in a schematic way; Satisfy only show in graphic with the present invention in relevant assembly but not component count, shape and plotted when implementing according to reality; Kenel, quantity and the ratio of each assembly can be a kind of random change during its actual enforcement, and its assembly layout kenel also maybe be more complicated.
Below in conjunction with embodiment and accompanying drawing the present invention is elaborated.
Embodiment one
Present embodiment provides a kind of GSM-R emergency system 1; As shown in Figure 1; Said GSM-R emergency system 1 comprises on-the-spot moving emergency terminal 11 and contingency management center 12; Said on-the-spot moving emergency terminal 11 comprises IMAQ encoder 111 and main control terminal 112, and wherein, said IMAQ encoder 111 comprises image capture device 1111, coding module 1112, first communication module 1113; Said main control terminal 112 comprises second communication module 1121, master cpu 1122, the two-channel wireless transport module 1123 based on GSM-R, intelligent power 1114; Said contingency management center 12 comprises contingency management server 121, and said contingency management server 121 comprises client 1211, server end 1212 and database 1213.
[IMAQ encoder]
Said IMAQ encoder 111 comprises image capture device 1111, coding module 1112 and first communication module 1113.
Said image capture device 1111 is used for the collection site data message, and said field data information is view data; Said image capture device 1111 comprises integrated camera, or external video camera.
Said coding module 1112 links to each other with said image capture device 1111, is used for said view data is carried out compressed encoding, packing, and the output encoder message; Said coding module is the encoder based on DSP;
Said first communication module 1113 is used for said coding message is transferred to said main control terminal 112, and said first communication module 1113 is wireless communication module or wire communication module.
[main control terminal]
Said main control terminal 112 comprises second communication module 1121, master cpu 1122, based on the two-channel wireless transport module 1123 and the intelligent power 1124 of GSM-R network.
Said second communication module 1121 links to each other with said first communication module 1113 communications, is used to receive said coding message, and said second communication module 1121 is wireless communication module or wire communication module;
Said master cpu 1122 links to each other with said first communication module 1121 communications, is used for said coding message is handled;
Said two-channel wireless transport module 1123 based on the GSM-R network links to each other with said master cpu 1122, is used to send the coding message through after said master cpu 1122 processing; Said two-channel wireless transport module 1123 based on the GSM-R network comprises two wireless network cards, and each wireless network card transmits said coding message through independent wireless transfer channel respectively, and said wireless network card is 3G network interface card or GPRS network interface card;
Said intelligent power 1124 is used to 11 power supplies of said on-the-spot moving emergency terminal.
[contingency management server]
Said contingency management server 121 comprises client 1211, database 1212 and server end 1213.
Said database 1212 links to each other with said client 1211 communications, is used to store said coded data;
Said server end 1213 links to each other with said database communication, is used for said coded data decoding, and the decoding back shows the image that said on-the-spot moving emergency terminal 12 is collected.
Therefore, said contingency management server 121 adopts the C/S framework, realizes video image real-time play and local broadcast, support multiple terminals video image acquisition and Broadcast Control, support static image data library storage, and the storage of static image file system.
The networking mode of said GSM-R emergency system is as shown in Figure 2; On-the-spot moving emergency terminal 11 is applied to the scene of the accident; Said IMAQ encoder 111 links to each other with said main control terminal 112 communications with second communication module 1121 through first communication module 1113; Said on-the-spot moving emergency terminal 11 utilizes IMAQ encoder 112 collection site static state and dynamic image datas; And through in the said main control terminal 112 based on the two-channel wireless transport module 1112 of GSM-R, realize that said on-the-spot moving emergency terminal 11 is connected with the communication at contingency management center 12, and transmission field data information; The C/S framework is adopted at contingency management center 12, realizes that the multiplex (MUX) plants multidisciplinary data sharing.
GSM-R emergency system of the present invention can be applicable in the railway emergency management system, gives security for the processing of railway emergency episode, can improve the ability that the railroader handles the railway emergency episode through the present invention simultaneously.
Embodiment two
Present embodiment provides a kind of GSM-R emergency method, and said GSM-R emergency method comprises:
On-the-spot moving emergency terminal 11 collection site data messages; And said field data information is encoded into is provided with the coding message that binary channels is coordinated the transmission sign, then said coding message is sent through the two-channel wireless transport module 1123 based on the GSM-R network; The further detailed implementation procedure of this step is: said on-the-spot moving emergency terminal 111 pairs of field data information of 11 employing IMAQ encoders are gathered and are encoded and the output encoder message; On-the-spot moving emergency terminal 11 adopts 112 pairs of said coding messages of main control terminal to send; Said IMAQ encoder 111 adopts image capture device 1111 collection site data messages, and said field data information is view data; Adopt coding module 1112 said view data to be carried out compressed encoding, packing, the output encoder message; Adopt first communication module 1113 that said coding message is transferred to said main control terminal 112; Said main control terminal 112 adopts the and communication module 1121 receives said coding message; Adopt 1122 pairs of said coding messages of master cpu to handle; Employing is sent through the coding message after master cpu 1122 processing based on the two-channel wireless transport module 1123 of GSM-R network; Adopting intelligent power 1124 is 11 power supplies of said on-the-spot moving emergency terminal.
From technical standpoint, the workflow of the said GSM-R emergency method of present embodiment, as shown in Figure 3, the performing step of said method comprises:
S1, said IMAQ encoder is realized the collection of on-the-spot still image or dynamic image through image capture device.
S2; Main control terminal is responsible for giving on-the-spot moving emergency terminal to comprise that self and said IMAQ encoder provide power supply; And with link to each other through communicating by letter with the contingency management center based on the two-channel wireless transport module of GSM-R, and communicate by letter with said IMAQ encoder through second communication module and to be connected;
S3 through the encoder based on DSP, adopts the H.264 encryption algorithm of optimizing, and the image scene data are carried out compressed encoding; The said optimization H.264 improvement of encryption algorithm comprises the improvement to encoder-side and decoder end; Wherein, the improvement based on the encoder-side of DSP is comprised: add the coding message that binary channels is coordinated the sign of transmission, guaranteed the harmony of binary channels data transmission link; Dynamically adjustment is based on the frame per second of the encoder of DSP; Dynamically adjustment compression image scene data are in the transmission of two path channels.
Improvement to decoder end comprises: buffering (buffer) and the decode time of dynamically adjusting decoding; Dynamically the speed of adjustment decoding makes image smooth more;
S4, the image scene data behind the compressed encoding are communicated by letter with said main control terminal through the first communication module of said IMAQ encoder and are connected, and said image scene data are sent into said main control terminal;
S5, said IMAQ encoder and said main control terminal adopt independently high-speed CPU, and said main control terminal is repacked the coded data that said IMAQ encoder sends over, and the output encoder message;
S6, said main control terminal utilization sends to the contingency management center based on the two-channel wireless transport module of GSM-R with coded data.
S7, the contingency management central server is decoded to coded data, show on the one hand, on the other hand with the image scene storage in database;
S8, in the contingency management in the heart client and server end and database connect, share and the effective image scene data that send over by said on-the-spot moving emergency terminal of management.
Protection scope of the present invention is not limited to the sequencing of above step, as long as realize that according to according to the invention the setting GSM-R emergency system and method all belong to protection scope of the present invention.
GSM-R emergency system according to the invention and method can be applicable in the railway emergency management system, can specifically be applied in the railways train operation accident.Said GSM-R emergency system and method make full use of the advantage that railway GSM-R wireless network covers; Effectively utilize the bandwidth resources of GPRS; Under the situation of low rate; Emergency terminal can be utilized the existing GSM-R network of railway, and on-the-spot dynamic image and high definition still image are sent to center emergency system management platform in the very first time.Under condition at ordinary times, the worker circuit patrolman that is engaged in also can send to leading body through the abnormal conditions that emergency terminal will take place along the line in real time, so that the related personnel in time formulates solution, reduces the loss.Said GSM-R emergency system and method are easy to use, and practicality is extremely strong, and the potential demand amount is big; And this system and method merges video coding and compress technique efficiently; Effectively utilize railway GSM-R network; Adopt twin-channel mode to break through the restriction of GSM-R bandwidth, realize coding, transmission and the decoding of view data, major function wherein all is to accomplish through software; The hardware cost that adopts is low, but can bring good economic benefit.
In sum, the present invention has effectively overcome various shortcoming of the prior art and the tool high industrial utilization.
The foregoing description is illustrative principle of the present invention and effect thereof only, but not is used to limit the present invention.Any be familiar with this technological personage all can be under spirit of the present invention and category, the foregoing description is modified or is changed.Therefore, have common knowledge the knowledgeable in the affiliated such as technical field, must contain by claim of the present invention not breaking away from all equivalence modifications of being accomplished under disclosed spirit and the technological thought or changing.
Claims (9)
1. a GSM-R emergency system is characterized in that, comprising:
On-the-spot moving emergency terminal (11) is used for the collection site data message, comprises coding module (1112) and based on the two-channel wireless transport module (1123) of GSM-R network; Said coding module (1112) is used for said field data information is encoded into the coding message that adds binary channels coordination transmission sign; Said two-channel wireless transport module (1123) based on the GSM-R network comprises two wireless network cards, and each wireless network card transmits said coding message through independent wireless transfer channel respectively;
Contingency management center (12) links to each other with said on-the-spot moving emergency terminal (11) communication through the two-channel wireless transport module (1123) based on the GSM-R network, is used to handle said field data information.
2. GSM-R emergency system according to claim 1 is characterized in that, said on-the-spot moving emergency terminal (11) also comprises IMAQ encoder (111) and the main control terminal (112) that communication links to each other.
3. GSM-R emergency system according to claim 2 is characterized in that, said IMAQ encoder (111) comprising:
Image capture device (1111) is used for the collection site data message, and said field data information is view data;
Coding module (1112) links to each other with said image capture device (1111), is used for said view data is carried out compressed encoding, packing the output encoder message; Said coding module is the encoder based on DSP;
First communication module (1113) is used for said coding message is transferred to said main control terminal (112).
4. GSM-R emergency system according to claim 3 is characterized in that, said main control terminal (112) comprising:
Second communication module (1121) links to each other with said first communication module (1113) communication, is used to receive said coding message;
Master cpu (1122) links to each other with said first communication module (1121) communication, is used for said coding message is handled;
Based on the two-channel wireless transport module (1123) of GSM-R network, link to each other with said master cpu (1122), be used for sending coding message through after master cpu (1122) processing;
Intelligent power (1124) is used to said on-the-spot moving emergency terminal (11) power supply.
5. GSM-R emergency system according to claim 3; It is characterized in that said image capture device (1111) comprises integrated camera or external video camera.
6. according to claim 3 or 4 described GSM-R emergency systems, it is characterized in that said first communication module (1113) and said second communication module (1121) are wireless communication module or wire communication module.
7. GSM-R emergency system according to claim 1 is characterized in that, said wireless network card is 3G network interface card or GPRS network interface card.
8. a GSM-R emergency method is characterized in that, said GSM-R emergency method comprises:
On-the-spot moving emergency terminal (11) collection site data message; And said field data information is encoded into is provided with the coding message that binary channels is coordinated the transmission sign, then said coding message is sent through the two-channel wireless transport module (1123) based on the GSM-R network;
Contingency management center (12) receives said coding message, and said coding message is decoded, and extracts the field data information in the code displaying message.
9. GSM-R emergency method according to claim 8 is characterized in that:
Said on-the-spot moving emergency terminal (11) employing IMAQ encoder (111) is gathered field data information and is encoded and the output encoder message; On-the-spot moving emergency terminal (11) adopts main control terminal (112) that said coding message is sent;
Said IMAQ encoder (111) adopts image capture device (1111) collection site data message, and said field data information is view data; Adopt coding module (1112) said view data to be carried out compressed encoding, packing, the output encoder message; Adopt first communication module (1113) that said coding message is transferred to said main control terminal (112);
Said main control terminal (112) adopts the and communication module (1121) receives said coding message; Adopt master cpu (1122) that said coding message is handled; Employing is sent through the coding message after the master cpu processing based on the two-channel wireless transport module (1123) of GSM-R network; Adopting intelligent power (1124) is said on-the-spot moving emergency terminal (11) power supply.
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| CN106469341A (en) * | 2015-08-17 | 2017-03-01 | 华平信息技术股份有限公司 | The monitoring system of emergency processing environment and method |
| CN108462727A (en) * | 2017-02-17 | 2018-08-28 | 北京视联动力国际信息技术有限公司 | A kind of data transmission method and device |
| CN110048954A (en) * | 2018-01-17 | 2019-07-23 | 北京视联动力国际信息技术有限公司 | A kind of data transmission method and device |
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Cited By (3)
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| CN106469341A (en) * | 2015-08-17 | 2017-03-01 | 华平信息技术股份有限公司 | The monitoring system of emergency processing environment and method |
| CN108462727A (en) * | 2017-02-17 | 2018-08-28 | 北京视联动力国际信息技术有限公司 | A kind of data transmission method and device |
| CN110048954A (en) * | 2018-01-17 | 2019-07-23 | 北京视联动力国际信息技术有限公司 | A kind of data transmission method and device |
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