CN101639528A - Information distribution system based on wireless communication and satellite positioning - Google Patents

Information distribution system based on wireless communication and satellite positioning Download PDF

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Publication number
CN101639528A
CN101639528A CN200910095760A CN200910095760A CN101639528A CN 101639528 A CN101639528 A CN 101639528A CN 200910095760 A CN200910095760 A CN 200910095760A CN 200910095760 A CN200910095760 A CN 200910095760A CN 101639528 A CN101639528 A CN 101639528A
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China
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information
module
communication
system based
microprocessor
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CN200910095760A
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Chinese (zh)
Inventor
何小卫
王爱华
蒋庆龙
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Zhejiang Normal University CJNU
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Zhejiang Normal University CJNU
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Priority to CN200910095760A priority Critical patent/CN101639528A/en
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Abstract

The invention discloses an information distribution system based on wireless communication and satellite positioning. The information distribution system is provided with an information wireless distribution terminal which is connected with a system management center, wherein the information wireless distribution terminal comprises a microprocessor, a wireless communication module connected with the microprocessor, data storage equipment, a display control module and an information processing module; one end of the display control module is connected with output equipment, and one end of the information processing module is connected with a positioning module. Distributed information is packaged into a custom data communication protocol package, and then the communication module sends thedata to the information distribution terminal; after the data is processed by the microprocessor, the display control module controls a display screen to play the data in different modes; and positioning information and playing flow information are transmitted back to the system management center by the positioning module and used as a reference of tariff management. The invention combines the functions of information wireless distribution, information playing, tariff management, and the like into a whole and has convenient mounting, small investment, low operating cost and good industrialization prospect.

Description

Information issuing system based on radio communication and satnav
Technical field
The invention belongs to radio communication and satellite positioning tech field, particularly have the wireless issue terminal system that the wireless issue of the ad information of rate, traffic management demand is used and implemented this application.
Background technology
Along with China's rapid economy development, the outdoor LED output device as a kind of information medium because its brightness height, advantage such as picture is clear, bright in luster, visual impact is strong, and be widely used, often be installed in public places such as station, harbour, motorbus, taxi and carry out information and ad distribution.The information of outdoor LED issue at present generally is directly to link to each other with computer by data line, and the immediate data line connects will connect up installation inconvenience, information releasing and management difficulty unavoidably.LED owner or LED agency (such as advertiser) are difficult to manage conveniently, efficiently content, the authority of LED information issue, become the issue of LED information and carry out the technical bottleneck that the marketization is managed.
The present invention is in order to overcome the inconvenience of existing outdoor LED display terminal line and management, adopt the means of communication of GPRS as the LED terminal, development is based on the ad information display terminal of GPRS radio communication, finish the functions such as wireless issue, rights management, broadcast traffic monitoring and management of the LED display terminal that uses in various places, thereby make things convenient for LED owner or agency (such as advertiser) point-to-point information issue, innovative functions such as issue authority, flow and fee administration, promote the change and the popularization of LED ad information distribution technology each LED terminal.Have the important market advantages such as easy for installation, that one-time investment is little, operating cost is low, have good industrial prospect in ad information issue field.
Summary of the invention
The object of the present invention is to provide a kind of information issuing system that integrates information wireless issue, information broadcast, fee administration function, to overcome present information releasing and management difficulty, the inconvenient problem of equipment installation.
For realizing above-mentioned technical purpose, the technical solution used in the present invention is as follows:
A kind of information issuing system based on radio communication and satnav, it has the information wireless issue terminal that is connected with the system management center, GPRS wireless communication module, data storage device, display control module, message processing module that described information wireless issue terminal comprises microprocessor, is connected with microprocessor; The other end of display control module links to each other with output device, what link to each other with the message processing module other end is locating module, required information releasing at first is packaged into self-defining data, communication protocol is passed to information release terminal by the GPRS communication module with data, after microprocessor processes, display control module control display screen curtain is play by different modes; By the GPS locating module locating information and broadcast flow information are returned to the system management center.
The present invention compared with prior art, has following beneficial effect: adopt the means of communication of GPRS as the LED terminal, make things convenient for LED owner or agency to the point-to-point wireless issue of each LED terminal, the collection of playing flow and GPS positional information, so that for fee administration provides foundation, the present invention's simultaneously system is easy for installation, investment is little, operating cost is low.
Description of drawings
Fig. 1 constitutes block diagram for the information wireless issue terminal;
Fig. 2 is the data flow synoptic diagram;
Fig. 3 is crucial electrical equipment connection layout.
Element explanation: 1-information wireless issue terminal, the 2-LED output device, 3-system management center, 5-MCU (microprocessor), 6-GPS locating module, the 7-GPS information process unit, the 8-GPRS communication module, 9-FPGA indicative control unit, 10-data storage device, the 11-GPS antenna, the 12-GSM antenna, 13-upstream data (comprising GPS information and flow information), 14-downlink data (comprising ad information and configuration information), 15-LED display data on the screen (serial), the 16-data on flows, 17-ad information and configuration information, 18-GPS locating information, the 19-GPS protocol data, the 20-display data on the screen
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail.
As shown in Figures 1 and 2, a kind of information issuing system of the present invention based on radio communication and satnav, it has the information wireless issue terminal 1 that is connected with system management center 3, GPS message processing module 7, GPRS wireless communication module 8, display control module 9, data storage FLASH equipment 10 and the GPS locating module 6 that is connected with GPS message processing module 7 that described information wireless issue terminal 1 comprises microprocessor 5, is connected with microprocessor.
Described system management center 3 comprises information issuing module, authority management module, GPS information and flow collection module, fee administration module, configuration information management module.
Described GPRS wireless communication module is to meet 900/1800MHz TDMA digital mobile cellular telecommunication network termination standard, is made up of communication control module, serial communication module, ICP/IP protocol processing module and GPRS radio-frequency (RF) receiving and transmission module.Self-defining downlink data and new data indication are sent into microprocessor by the GPRS wireless communication module; Self-defining upstream data and read-write AT operational order are sent into by the RX signal of GPRS wireless communication module.Downlink data and upstream data all pass through the GPRS radio frequency and receive and send.
LED output device 2 is connected with an end of the display control module 9 of issue terminal, and wherein LED output device screen is for the 8*8 dot matrix is cloudy altogether, positive type all can altogether; Display control module adopts high speed logic gate circuit and intelligent display software to realize, the LED output that is fit to different dot matrix shows.The intelligent display software solidification is in display control module, and the synchronizing signal SCK of display control module connects the synchronizing signal SCK of LED display, provides synchronous clock to LED display; Video data imports LED display MOSI into by the data-signal MOSI of display control module, adopts synchronous single worker's serial communication mechanism to finish; 16 line data that transmit continuously in a scan period have determined the different dot matrix line data that capable coded signal determined; The capable Chinese character of n then needs to provide n bit data signal if desired.The capable coded signal of display control module and the capable coded signal of LED display link to each other, and provide capable coded signal to LED display, determine this time scanning is which the row dot matrix in delegation's Chinese character, and the row coded signal adopts parallel transmission mechanism to send into LED display.
Described GPS locating module module is the module that meets SFIR II standard, adopts asynchronous single worker's serial communication mechanism between GPS locating module and the microprocessor.
Described data storage device is the NAND FLASH of serial or parallel interface, and microprocessor and FLASH adopt synchro-duplexing serial communication mechanism.
Terminal owner or agency can carry out the issue of ad information according to the mandate of administrative center as advertiser in described information issuing module.
The system management center realizes making the quantity and the time that release news be tending towards reasonable to the management of the issue authority of terminal by described authority management module.
Terminal is packaged into the self-defining data communication protocol packet to GPS information and flow information, passes to administrative center by GPRS.
Can decide toll administration according to the flow of residing position of terminal and broadcast by fee administration module management center to terminal.
Administrative center can be configured terminal information play content, order, time, number of times etc. by the configuration information management module, the terminal mode that decision is play according to configuration information.
LED output device 2 is installed on the position of suitable ad information issue, the back side such as the taxi dress circle, the LED size is decided according to the place needs of being installed, and information wireless issue terminal 1 can be installed in more hidden place, but needs GSM signal and gps signal preferably.The ad information that LED output device 2 is play, GPS information and broadcast flow information all pass through wireless terminal 1 and realize communicating by letter transmission with system management center 3, and concrete data flow is seen Fig. 2; Administration client logging on communication and management server are finished the information dissemination to each terminal, the work such as following biography, rights management and fee administration of terminal configuration information.
System management center 3 comprises: data communication agency and management system, and data communication agency is responsible for and the communicating by letter of the various information of terminal, as GPS information and flow information 13, ad information and configuration information 14; Management system comprises the following biography of information dissemination to each terminal, terminal configuration information, the management of issue authority and the work such as fee administration of each terminal, and the foundation of fee administration flow information and GPS positional information that to be terminal upload.
As shown in Figure 1, 2, the ad information that the data communication acting server passes down and the protocol package of configuration information 14 are received by GSM antenna 12 by Internet and GPRS, and unpack processing by GPRS communication module 8, write zone specific in the data storage device 10 17, and finally give the demonstration of LED output device by the serial of FPGA indicative control unit.GPS information receives GPS positioning GPS locating module 6 by gps antenna, and is packaged into custom protocol bag 19 by GPS message processing module 7, finally sends to data communication server by GPRS communication module 8, uses for the system management center.Flow information in the data storage FLASH equipment 10 is packaged into custom protocol bag 16 and sends to data communication server by GPRS communication module 8, uses for the system management center; Data storage device 10 is passed to display control module 9 with display data on the screen 20 wherein, display control module 9 with information transmission to the LED output device.Below further the annexation of each module is described.
As shown in Figure 3, the pin 1TX1 (Data Receiving) of microprocessor 5 links to each other with the pin 1TX of GPRS communication module (transmission of GPRS data), downlink data and prompting operation instruction are by the pin 1 of the pin 1 serial input microprocessor 5 of GPRS communication module, the pin 2RX1 of microprocessor 5 (data transmission) links to each other with the pin 2 of GPRS communication module, the instruction of upstream data and read-write operation is transferred to the pin 2RX (GPRS Data Receiving) of GPRS communication module 8 by the pin 2 of microprocessor 5, and microprocessor 5 and GPRS communication module 8 adopt asynchronous, full duplex serial communication mechanism.The pin 1SCK (synchronizing signal) of pin 3SCK1 of microprocessor 5 (FLASH synchronizing signal) and data storage device 10 links to each other, and synchronous clock is provided; The pin 2MOSI (FLASH Data Receiving) of pin 4MOSI1 of microprocessor 5 (output of FLASH data) and data storage device 10 links to each other, and the data-signal that writes is imported in the data storage device 10 by microprocessor 5; The pin 3MISO (output of FLASH data) of pin 5MISO1 of microprocessor 5 (output of FLASH data) and data storage device 10 links to each other, the data-signal of reading is imported in the microprocessor 5 by data storage device 10, adopts synchro-duplexing serial communication mechanism between them.The pin 1TX (gps data output) of pin 6RX2 of microprocessor 5 (GPS reception) and GPS positioning GPS locating module 6 links to each other, and gps data is sent in the microprocessor 5 by GPS positioning GPS locating module 6, the asynchronous single worker's serial communication mechanism of The data.The pin 7MOSI2 of microprocessor 5 (output of LED data) links to each other with the pin 2MOSI1 (data write) of display control module 9, video data imports display control module 9 into by microprocessor 5, the pin 1SCK1 (synchronizing signal) of pin 8SCK2 of microprocessor 5 (LED synchronizing signal) and display control module 9 links to each other, provide synchronous clock to display control module 9, adopt synchronous single worker's serial communication mechanism between them.
The pin 3SCK2 of display control module 9 (showing the output synchronizing signal) links to each other with the pin 1 of LED output device 2, provides synchronous clock to LED output device 2; The pin 4MOSI2 of display control module 9 (video data output) links to each other with the pin 2 of LED output device 2, video data signal thus imports 2 demonstrations of LED output device into, adopt synchronous single worker's serial communication mechanism to finish, 16 bit data that transmit continuously in a clock period have determined the capable data of dot matrix that determined with descending coded signal; The capable Chinese character of n then needs to provide n bit data signal if desired, is simple and clear the present invention one digit number number of it is believed that of only having drawn in Fig. 3.The pin 5A1 of display control module 9, pin 6A2, pin 7A3, the pin 3,4,5 of pin 8A4 and LED output device 2,6 link to each other respectively, it provides capable coded signal to LED output device 2 for the row coded signal for described A1, A2, A3, A4, determines this time scanning is which the row dot matrix in delegation's Chinese character, and 4 capable coded signals adopt parallel transmission mechanism to send into LED output device 2.Administration client logging on communication and management server are finished the information dissemination to each terminal, the work such as following biography, rights management and fee administration of terminal configuration information.

Claims (10)

1, a kind of information issuing system based on radio communication and satnav, it has the information wireless issue terminal that is connected with the system management center, it is characterized in that: GPRS wireless communication module, data storage device, display control module, message processing module that described information wireless issue terminal comprises microprocessor, is connected with microprocessor; The other end of display control module links to each other with output device, what link to each other with the message processing module other end is locating module, required information releasing at first is packaged into the self-defining data communication protocol packet, by the GPRS communication module data are passed to information release terminal, after microprocessor processes, display control module control display screen curtain is play by different modes; By the GPS locating module locating information and broadcast flow information are returned to the system management center.
2, the information issuing system based on radio communication and satnav as claimed in claim 1, it is characterized in that: the protocol package that the system management center passes is down received by the GSM antenna by Internet and GPRS, and unpack processing by the GPRS communication module, write zone specific in the data storage device, and finally give the output device demonstration by the display control module serial.
3, the information issuing system based on radio communication and satnav as claimed in claim 1 is characterized in that: described output device is a LED display.
4, the information issuing system based on radio communication and satnav as claimed in claim 1 is characterized in that: described system management center comprises information issuing module, authority management module, GPS information and flow collection module, fee administration module and configuration information management module.
5, the information issuing system based on radio communication and satnav as claimed in claim 1 is characterized in that: the system management center is by the management of described authority management module realization to the issue authority of terminal.
6, the information issuing system based on radio communication and satnav as claimed in claim 1, it is characterized in that: described GPRS wireless communication module meets 900/1800MHz TDMA digital mobile cellular telecommunication network termination standard, is made up of communication control module, serial communication module, ICP/IP protocol processing module and GPRS radio-frequency (RF) receiving and transmission module.
7, the information issuing system based on radio communication and satnav as claimed in claim 2, it is characterized in that: described locating module is the GPS locating module that meets SFIR II standard, adopts asynchronous single worker's serial communication mechanism between GPS locating module and the microprocessor module.
8, the information issuing system based on radio communication and satnav as claimed in claim 7, it is characterized in that: described data storage device is the NAND FLASH or the NORFLASH of serial or parallel interface, and microprocessor module and FLASH adopt synchro-duplexing serial communication mechanism.
9, the information issuing system based on radio communication and satnav as claimed in claim 2, it is characterized in that: the system management center can be configured terminal information play content, order, time, number of times by the configuration information management module, the terminal mode that decision is play according to configuration information.
10, the information issuing system based on radio communication and satnav as claimed in claim 1 is characterized in that: display control module adopts high speed logic gate circuit and intelligent display software to realize that the intelligent display software solidification is at display control module.
CN200910095760A 2009-01-20 2009-01-20 Information distribution system based on wireless communication and satellite positioning Pending CN101639528A (en)

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Application Number Priority Date Filing Date Title
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102801815A (en) * 2012-08-29 2012-11-28 深圳市浩科电子有限公司 Cloud clock, cloud system and cloud clock data processing method
CN103413530A (en) * 2013-07-05 2013-11-27 上海千山光电科技有限公司 Control method and system of using liquid crystal display on vehicle to deliver information
CN103841152A (en) * 2012-11-26 2014-06-04 南京福润耐特网络科技有限公司 Information publishing system and method based on wireless local area network
CN104700750A (en) * 2013-12-05 2015-06-10 王非 Advertisement playing method, device and system

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102801815A (en) * 2012-08-29 2012-11-28 深圳市浩科电子有限公司 Cloud clock, cloud system and cloud clock data processing method
CN103841152A (en) * 2012-11-26 2014-06-04 南京福润耐特网络科技有限公司 Information publishing system and method based on wireless local area network
CN103413530A (en) * 2013-07-05 2013-11-27 上海千山光电科技有限公司 Control method and system of using liquid crystal display on vehicle to deliver information
CN103413530B (en) * 2013-07-05 2016-06-29 上海千山光电科技有限公司 Utilize control method and system that the liquid crystal display screen on the vehicles releases news
CN104700750A (en) * 2013-12-05 2015-06-10 王非 Advertisement playing method, device and system

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Open date: 20100203