CN1455525A - Vehicle dispatching information transmitting method - Google Patents
Vehicle dispatching information transmitting method Download PDFInfo
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- CN1455525A CN1455525A CN 02111547 CN02111547A CN1455525A CN 1455525 A CN1455525 A CN 1455525A CN 02111547 CN02111547 CN 02111547 CN 02111547 A CN02111547 A CN 02111547A CN 1455525 A CN1455525 A CN 1455525A
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Abstract
In the method, the information relating to dispatching request, confirmation and cancellation is transmitted through two preset radio speech pathes and only dispatching requrement information is transmitted by form of short message so that transmission volume of short message can be greatly decreased. To realize the present invention is not necessary to change the existing radio communication net structure and vehicle radio terminal equipment.
Description
Technical field
The present invention relates to a kind of method that between car wireless terminal and Surveillance center, transmits schedule information.
Background technology
At present, increasing vehicle begins to be equipped with car wireless terminal to communicate by wireless communication networks and Surveillance center, in this communication process, instruction of Service Management class or information (for example relevant with vehicle scheduling instruction or information) are main Content of Communication, and they generally send with the form of short message.Along with being extensive use of of gsm mobile communication system and GPS navigation system, the wireless network that generally adopts the GSM net to communicate by letter with Surveillance center as above-mentioned car wireless terminal, and adopt gps system that vehicle is positioned.In the GSM net, short message generally transmits by low speed associated control channel SACCH or Separate Dedicated Control Channel SDCCH, wherein SACCH channel and a Traffic Channel TCH or one independently the SDCCH channel is relevant, be used to transmit link information (for example transmitting test report), and the SDCCH channel is used for setting up call establishment transfer system information before distribution T CH channel about the signal strength signal intensity of service and adjacent cell.Because the transmission rate of these two channels is very low, and must the above-mentioned signaling information of transmission, thus the real-time that short message transmits a little less than, and when a large amount of short message requests send, to cause the temporary obstruction of channel, thereby the alarm signal of vehicle and positional information can't in time be sent out.In addition, the transmission of a large amount of short messages will increase operation cost and user cost inevitably.
Therefore need a kind of communication means that between car wireless terminal communication and Surveillance center, transmits schedule information at lower cost with the mode of hard real-time.
Summary of the invention
The object of the present invention is to provide a kind of communication means that between car wireless terminal and Surveillance center, transmits schedule information, utilizing this method can make between Surveillance center and the car wireless terminal can in time receive and send messages, and meanwhile can reduce operation cost and user cost again.
According to a kind of method that between car wireless terminal and Surveillance center, transmits schedule information of the present invention, described information is by the radio communication network transmission, for a dispatch request speech channel and a scheduling cancellation request speech channel are set between described car wireless terminal and the Surveillance center, described method comprises following steps in described wireless communication networks:
(1) described Surveillance center sends the short message relevant with vehicle deploying through wireless communication networks to a plurality of described car wireless terminals;
(2) each of described a plurality of car wireless terminals is after receiving described short message, if confirm that the vehicle of staying can be scheduled, then as calling out the calling party, set up to call out to be connected with request with described Surveillance center through described dispatch request speech channel and be scheduled, the call signal of this request scheduling includes the identification information of vehicle that described car wireless terminal is stayed;
(3) described Surveillance center extracts described identification information from the call signal of described a plurality of request schedulings, and sets up to call out to be connected with the affirmation dispatch request through described dispatch request speech channel and a chosen car wireless terminal and be allowed to; And
(4) if described car wireless terminal when the calling that receives the confirmation dispatch request, its vehicle of staying can be scheduled, and then finishes the transmission of schedule information,
Otherwise, described car wireless terminal is as calling out the calling party, set up calling with the scheduling of request cancellation to this vehicle through described scheduling cancellation request speech channel and described Surveillance center, the call signal of this request cancellation scheduling comprises the identification information of vehicle that described car wireless terminal is stayed; Described Surveillance center extracts described identification information from the call signal of described request cancellation scheduling, be connected with this vehicle scheduling of affirmation cancellation through described dispatch request cancellation speech channel and described chosen car wireless terminal foundation calling, and repeated execution of steps (1) is to (4).
In said method, only utilize short message to car wireless terminal issue dispatching requirement information, and the request of vehicle scheduling, affirmation and cancellation etc. all utilize traffic channel to transmit, therefore significantly reduced the quantity forwarded of short message, greatly reduced because the note channel take place to block and caused the congested possibility of system call, thus can be fast, in real time and neatly vehicle is dispatched.In addition, the realization of said method need not original radio communication web frame and car wireless terminal equipment are changed, and has avoided a large amount of transmissions of short message, has therefore saved the expense of client and has reduced system's operation cost effectively.
Description of drawings
By below in conjunction with the description of accompanying drawing to the embodiment of the invention, can further understand target of the present invention, advantage and feature, wherein:
Fig. 1 is the flow chart according to Surveillance center of the present invention issue vehicle dispatching information and affirmation vehicle scheduling request; And
The flow chart of Fig. 2 for vehicle under it being dispatched according to car wireless terminal request of the present invention and cancellation.
Embodiment
The present invention is described further below in conjunction with the drawings and specific embodiments.
The car operation system generally sets up a Surveillance center, it by wireless channel and the vehicle communication of loading wireless communication terminal to carry out vehicle scheduling and monitoring.In the present invention, Dedicated Control Channel in utilizing wireless channel sends SMS message, also between car wireless terminal and Surveillance center, set in advance two wireless speech channels 1 and 2 to transmit the information relevant with vehicle scheduling, wherein wireless speech channel 1 is the dispatch request speech channel, and it is used to transmit dispatch request information that car wireless terminal sends and Surveillance center to the shunt dispatch request confirmation of a transmission of quilt; Wireless speech channel 2 is scheduling cancellation request speech channel, and it is used to transmit the cancellation dispatch request that cancellation dispatch request that car wireless terminal sends and Surveillance center send.
Below describe according to the method that transmits schedule information between car wireless terminal of the present invention and the Surveillance center with interactive mode by Fig. 1 and 2.As shown in Figure 1, at first, when Surveillance center determines to belong to can be scheduled the set (hereinafter referred to as the vehicle group) of vehicle the time according to vehicle scheduling demand and certain dispatching criterion, for example be positioned at the rolling stock of certain sub-district, the control module of Surveillance center utilizes interior every the vehicle of Dedicated Control Channel in this dispatches buses the group of wireless communication networks all to send the short message of relevant dispatching requirement.As shown in Figure 2, the car wireless terminal of installing on the vehicle that is scheduled will receive this short message, at this moment, can be scheduled if judge this vehicle, then car wireless terminal is called to set up the calling connection to Surveillance center by wireless speech channel 1 or dispatch request speech channel as calling out the calling party.As shown in Figure 1, Surveillance center need not to connect phone after receiving the calling of the car wireless terminal of calling at first by this speech channel, only needs to obtain the car wireless terminal identify label by incoming call display function and gets final product.In the present embodiment, this identify label is a telephone number of distributing to wireless terminal.It is worthy of note, the identify label of wireless terminal might not be confined to telephone number, and also not necessarily to utilize incoming call display function to obtain, in fact as long as in call signal, place signature identification that can this wireless terminal identity of unique identification and extract from call signal by Surveillance center and to identify wireless terminal identity, therefore implementation can have multiplely, repeats no more herein.In addition, Surveillance center also not necessarily extracts telephone number from the calling of calling at first connects, but can select other call signal to extract telephone number from the calling that numerous requests of calling are scheduled according to certain operation rule.Surveillance center is after utilizing incoming call display function to obtain telephone number, as calling out the calling party, call to set up the calling connection to the car wireless terminal that distributes this telephone number by the dispatch request speech channel, this calling connects the dispatch request success that is used to confirm this car wireless terminal, and vehicle can be according to the scheduling message receiving scheduling under it.
As shown in Figure 2, this vehicle can be carried out scheduling according to scheduling message after the calling that receives the success of above-mentioned affirmation dispatch request by the dispatch request speech channel.Can't operation dispatching if car wireless terminal is judged after the information that receives the success of above-mentioned affirmation dispatch request, then car wireless terminal is set up to call out to be connected to cancel with request by speech channel 2 or scheduling cancellation request speech channel and Surveillance center as the calling party and is dispatched.As shown in Figure 1, Surveillance center is after the calling that receives above-mentioned car wireless terminal request cancellation scheduling by speech channel 2, also need not to connect phone, only need to obtain to distribute to the telephone number of this wireless terminal and confirm that the vehicle scheduling task is cancelled under it to get final product by incoming call display function.Then, Surveillance center as the calling party to, call set up to call out to connect to car wireless terminal by wireless speech channel 2, this calling is used to confirm the dispatch request cancellation.Owing to fail to be dispatched to vehicle, so Surveillance center will send SMS message to the group that dispatches buses once more through the Dedicated Control Channel of wireless communication networks, begin the transmission of schedule information illustrated in figures 1 and 2 till the calling that does not receive described request cancellation scheduling with interactive mode again.
Those skilled in the art need not performing creative labour and can make various modifications and change to the embodiment of the invention after reading foregoing description, and therefore spirit of the present invention and principle are defined by the claims, and an explaination effect is only had in the description of above-mentioned specification.
Claims (3)
1. method that between car wireless terminal and Surveillance center, transmits schedule information, described information is by the radio communication network transmission, it is characterized in that, for a dispatch request speech channel and a scheduling cancellation request speech channel are set between described car wireless terminal and the Surveillance center, described method comprises following steps in described wireless communication networks:
(1) described Surveillance center sends the short message relevant with vehicle deploying through wireless communication networks to a plurality of described car wireless terminals;
(2) each of described a plurality of car wireless terminals is after receiving described short message, if confirm that the vehicle of staying can be scheduled, then as calling out the calling party, set up to call out to be connected with request with described Surveillance center through described dispatch request speech channel and be scheduled, the call signal of this request scheduling includes the identification information of vehicle that described car wireless terminal is stayed;
(3) described Surveillance center extracts described identification information from the call signal of described a plurality of request schedulings, and sets up to call out to be connected with the affirmation dispatch request through described dispatch request speech channel and a chosen car wireless terminal and be allowed to; And
(4) if described car wireless terminal when the calling that receives the confirmation dispatch request, its vehicle of staying can be scheduled, and then finishes the transmission of schedule information,
Otherwise, described car wireless terminal is as calling out the calling party, set up calling with the scheduling of request cancellation to this vehicle through described scheduling cancellation request speech channel and described Surveillance center, the call signal of this request cancellation scheduling comprises the identification information of vehicle that described car wireless terminal is stayed; Described Surveillance center extracts described identification information from the call signal of described request cancellation scheduling, be connected with this vehicle scheduling of affirmation cancellation through described dispatch request cancellation speech channel and described chosen car wireless terminal foundation calling, and repeated execution of steps (1) is to (4).
2. the method for claim 1 is characterized in that, in described step (3), described Surveillance center extracts described identification information from the described call signal that receives at first.
3. method as claimed in claim 1 or 2 is characterized in that, described identification information utilizes incoming call display function to obtain to call out calling party's telephone number for the telephone number and the described Surveillance center of calling out the calling party.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02111547 CN1208912C (en) | 2002-04-29 | 2002-04-29 | Vehicle dispatching information transmitting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02111547 CN1208912C (en) | 2002-04-29 | 2002-04-29 | Vehicle dispatching information transmitting method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1455525A true CN1455525A (en) | 2003-11-12 |
| CN1208912C CN1208912C (en) | 2005-06-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02111547 Expired - Lifetime CN1208912C (en) | 2002-04-29 | 2002-04-29 | Vehicle dispatching information transmitting method |
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| Country | Link |
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| CN (1) | CN1208912C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100357986C (en) * | 2005-09-16 | 2007-12-26 | 曲声波 | Method for transmitting and processing dispatching information in vehicle dispatching system |
| CN101141687B (en) * | 2007-09-25 | 2011-11-30 | 中兴通讯股份有限公司 | Mobile communications network based public transport scheduling and public transport information application system |
| CN101695097B (en) * | 2009-10-20 | 2012-08-22 | 北京佳讯飞鸿电气股份有限公司 | Operating console based on GIS and dispatching method thereof |
-
2002
- 2002-04-29 CN CN 02111547 patent/CN1208912C/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100357986C (en) * | 2005-09-16 | 2007-12-26 | 曲声波 | Method for transmitting and processing dispatching information in vehicle dispatching system |
| CN101141687B (en) * | 2007-09-25 | 2011-11-30 | 中兴通讯股份有限公司 | Mobile communications network based public transport scheduling and public transport information application system |
| CN101695097B (en) * | 2009-10-20 | 2012-08-22 | 北京佳讯飞鸿电气股份有限公司 | Operating console based on GIS and dispatching method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1208912C (en) | 2005-06-29 |
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Owner name: BEIER AERKATE CO., LTD., SHANGHAI Free format text: FORMER NAME: BELL CO.,LTD., SHANGHAI Owner name: SHANGHAI ALCATEL-LUCENT CO., LTD. Free format text: FORMER NAME: BEIER AERKATE CO., LTD., SHANGHAI |
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Address after: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee after: ALCATEL-LUCENT SHANGHAI BELL Co.,Ltd. Address before: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee before: Shanghai Bell Alcatel Co.,Ltd. Address after: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee after: Shanghai Bell Alcatel Co.,Ltd. Address before: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee before: Shanghai Bell Co.,Ltd. |
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Address after: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee after: NOKIA SHANGHAI BELL Co.,Ltd. Address before: 201206 Pudong New Area Jinqiao Export Processing Zone, Nanjing Road, No. 388, Shanghai Patentee before: ALCATEL-LUCENT SHANGHAI BELL Co.,Ltd. |
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