CN201937837U - Zigbee-based bus-mounted consumption terminal data transmission system - Google Patents
Zigbee-based bus-mounted consumption terminal data transmission system Download PDFInfo
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- CN201937837U CN201937837U CN2010206889844U CN201020688984U CN201937837U CN 201937837 U CN201937837 U CN 201937837U CN 2010206889844 U CN2010206889844 U CN 2010206889844U CN 201020688984 U CN201020688984 U CN 201020688984U CN 201937837 U CN201937837 U CN 201937837U
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- parking lot
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- consumption terminal
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Abstract
The utility model discloses a zigbee-based bus-mounted consumption terminal data transmission system. A bus-mounted consumption terminal is connected to a parking lot controller in zigbee wireless mode through a data transmission unit (OBU, on-board unit); the parking lot controller is used for establishing a wireless network by a zigbee coordinator functional module and is connected to a microcomputer of a parking lot data processing center in the mode of USB (universal serial bus) or RS485 interface; the parking lot data processing center is connected to the microcomputer of a bus company settling management center through the internet; and the data transmission unit comprises a central processing unit MCU (micro controlled unit), a data storage unit connected to the MCU and a zigbee radio frequency unit connected to the MCU. The traditional manual acquisition manner is replaced by the zigbee-based bus-mounted consumption terminal data transmission system, thereby saving the cost of labor force, reducing the artificial error possibility, and solving the problems of low efficiency and high error rate in the manual acquisition process as well as high equipment cost and high later-stage running cost in GPRS (general packet radio service) mode.
Description
Technical field
This patent belongs to the intelligent bus field, specifically is applied in the bus IC card charging administration system the uploading and downloading of information such as the transaction data of vehicle-mounted consumption terminal and blacklist.
Background technology
Traditional data upload and download mainly contain following two kinds of patterns:
One, the manual collection
Utilizing hand-held data gathering machine, capture card on public transport vehicle-mounted consumption terminal, to carry out following operation---collection or complement collecting consumption data, download blacklist write down, proofread automatically the vehicle-mounted machine clock
Two, GPRS real-time Transmission
" GPRS "---GPRS
Wireless (GSM, the CDMA) internet that provides by GPRS operator, with the transaction data real-time Transmission on the vehicle to administrative center, administrative center also can be at any time to vehicle send automatically to the time, instruction such as overspeed warning.
Manual acquisition mode needs staff's Usage data collection device when bus is got back to the parking lot by RS232 or infrared interface the data of vehicle-mounted consumption terminal to be downloaded to data acquisition unit, and then upload the data to public transport company settlement management center.Personnel's participation makes the gatherer process poor efficiency and easily makes mistakes, and safeguards also more complicated simultaneously.
The GPRS mode has its superiority with respect to manual acquisition mode, has reduced artificial participation, has reduced error probability, but the cost of GPRS digital transmission module is higher on the one hand, and this can increase the cost of vehicle-mounted charging terminal greatly; Big owing to the bus amount on the other hand, network interaction is frequent, and the running cost height of paying communication services such as GPRS is therefore more as remote backbone network Connection Service, and very difficult as the public transport charge network that covers comprehensively.
Summary of the invention
The present invention proposes a kind of vehicle-mounted consumption terminal transaction data of bus IC card charging administration system that is used for and be uploaded to administrative center, administrative center issues the double-direction radio intelligent method of director datas such as blacklist, substitute traditional manual acquisition mode, save human cost, reduce artificial probability of errors.The method that this patent proposes can be good at solving the poor efficiency in the artificial gatherer process and the problem of easily makeing mistakes, and has also well solved the equipment cost and the high problem of later stage running cost of GPRS mode simultaneously.
In order to achieve the above object, a kind of public transport vehicle-mounted consumption terminal data transmission system based on zigbee of the present invention is characterized in that, comprises vehicle-mounted consumption terminal, parking lot controller, parking lot data processing centre, public transport company settlement management center; Wherein, described vehicle-mounted consumption terminal connects described parking lot controller by data transmission unit (OBU) with the zigbee wireless mode; The coordinator function module of described parking lot controller by zigbee set up wireless network, and connects the computer equipment of described parking lot data processing centre with USB or RS485 interface shape; Described parking lot data processing centre is by the computer equipment at Internet connection public transport company settlement management center.Described data transmission unit comprises CPU MCU, the data storage cell that is connected with described MCU, and the zigbee radio frequency unit that is connected with described MCU.
In addition, vehicle-mounted consumption terminal is connected with data transmission unit with RS232 or RS485 interface shape.
The present invention propose based on the vehicle-mounted consumption terminal data acquisition system of zigbee technology both avoided artificial collection troublesome operation, reduced the error probability of artificial participation, compare equipment cost than the GPRS mode simultaneously and operation cost reduces greatly.The zigbee technology has following advantage:
1, cost is low: agreement is simple relatively, and does not have patent fee.
2, reliable: as to adopt anticollision mechanism, competition and conflict when having avoided sending data; The function that has the automatic dynamic networking between the node module, information is transmitted by the mode of automatic route in whole zigbee network, thereby has guaranteed reliability of information transmission.
3, network capacity is big: can support to reach 65000 nodes.
4, safety: zigbee provides the data integrity inspection and has perfected function, and cryptographic algorithm adopts general AES-128.
5, high security: adopt 64 factory numbers and support AES-128 to encrypt.
Description of drawings
Accompanying drawing 2 passes the composition frame chart of OBU for number;
Accompanying drawing 3 is that the parking lot controller passes the network diagram that OBU is set up with number;
Accompanying drawing 4zigbee gateway composition frame chart.
Embodiment
As Fig. 1, whole system is by comprising the vehicle-mounted consumption terminal 1 that number passes OBU (on board unit), parking lot controller (Monitor) 2, parking lot data processing centre 3, public transport company settlement management center 4 compositions.Every chassis carries consumption terminal and all is connected with number biography OBU.Shown in Figure 2, data transmission unit comprises CPU MCU, the data storage cell that is connected with MCU, and the zigbee radio frequency unit that is connected with MCU.Number passes OBU and is connected by RS232 or 485 with public transport vehicle-mounted consumption terminal, receives the transaction data of vehicle-mounted consumption terminal transmission, issues command informations such as blacklist.Number passes on the OBU memory cell, issues the interim storage of data as transaction data to be uploaded and parking lot controller.Number passes OBU and finishes network construction by zigbee RF unit above it and parking lot controller, finishes uploading and downloading of data.
The parking lot controller adopts the coordinator function module of zigbee to set up the zigbee wireless network, and be connected with parking lot data processing centre by USB (perhaps RS232), parking lot data processing centre passes through Internet network and public transport company's settlement management center swap data again.
The zigbee network set up of parking lot controller as shown in Figure 3, wherein a is the parking lot controller, b-e is that the number that enters parking lot telegon network passes OBU.Number biography OBU can directly set up link with the parking lot controller and be connected the transmission data, and when the direct link poor quality, counts biography OBU and can count the connection that passes OBU route transfer realization link by other, thereby can enlarge the coverage at networking.
The number that parking lot controller detection enters into network internal passes OBU, to being positioned at the number biography OBU initiation inquiry of parking lot network internal, has the number of data upload demand to pass the OBU answer, and sets up number biography passage, transmission data between the controller of parking lot.
Transfer of data finishes, if parking lot data processing centre has command information to issue, then by the parking lot controller command information is sent to number and passes OBU, passes OBU by number and passes to vehicle-mounted consumption terminal.
After the parking lot controller is handled the data of number biography OBU, initiate inquiry once more, continue to handle the transfer of data demand of other vehicles.
If the parking lot is positioned on the public transport operation circuit, then vehicle can repeatedly enter the network range of parking lot controller, thereby has well solved artificial acquisition mode, and command informations such as blacklist issue inadequately problem in real time.
For the parking lot not the situation on the working line of public transport can adopt in public transport and start and point of termination station adds the modes that as shown in Figure 4 number passes gateways, the real-time problem that can well solve data upload and issue.
The above; only be the preferable embodiment of the present invention; but protection scope of the present invention is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; be equal to replacement or change according to technical scheme of the present invention and inventive concept thereof, all should be encompassed within protection scope of the present invention.
Claims (2)
1. the public transport vehicle-mounted consumption terminal data transmission system based on zigbee is characterized in that, comprises vehicle-mounted consumption terminal, parking lot controller, parking lot data processing centre, public transport company settlement management center; Wherein, described vehicle-mounted consumption terminal connects described parking lot controller by data transmission unit (OBU) with the zigbee wireless mode; The coordinator function module of described parking lot controller by zigbee set up wireless network, and connects the computer equipment of described parking lot data processing centre with USB or RS485 interface shape; Described parking lot data processing centre is by the computer equipment at Internet connection public transport company settlement management center;
In addition, described data transmission unit (OBU) comprises CPU MCU, the data storage cell that is connected with described MCU, and the zigbee radio frequency unit that is connected with described MCU.
2. according to the described public transport vehicle-mounted consumption terminal data transmission system of claim 1, it is characterized in that described vehicle-mounted consumption terminal is connected with described data transmission unit (OBU) with RS232 or RS485 interface shape based on zigbee.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206889844U CN201937837U (en) | 2010-12-30 | 2010-12-30 | Zigbee-based bus-mounted consumption terminal data transmission system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206889844U CN201937837U (en) | 2010-12-30 | 2010-12-30 | Zigbee-based bus-mounted consumption terminal data transmission system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201937837U true CN201937837U (en) | 2011-08-17 |
Family
ID=44449338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206889844U Expired - Fee Related CN201937837U (en) | 2010-12-30 | 2010-12-30 | Zigbee-based bus-mounted consumption terminal data transmission system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201937837U (en) |
-
2010
- 2010-12-30 CN CN2010206889844U patent/CN201937837U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: DALIAN MODERN HIGH-TECH DEVELOPMENT CO., LTD. Free format text: FORMER NAME: DALIAN MODERN HIGH-TECHNOLOGY DEVELOPMENT CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: Dalian high tech Industrial Park, 116023 Liaoning province Qixianling XinDa Street No. 51 Patentee after: Dalian Modern High-Tech Group Co.,Ltd. Address before: Dalian high tech Industrial Park, 116023 Liaoning province Qixianling XinDa Street No. 51 Patentee before: Dalian Modern High-Technology Development Co., Ltd. |
|
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20131230 |