CN1325100A

CN1325100A - Radio data transmitting advertisement display in public traffic vehicles

Info

Publication number: CN1325100A
Application number: CN 00107541
Authority: CN
Inventors: 刘德智; 梁汉平; 蔡宁; 李燃; 王卫江
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-05-18
Filing date: 2000-05-18
Publication date: 2001-12-05

Abstract

The radio data transmission advertisement display equipment is characterized by that its composition comprises radio signal receiving device, time controller, decoding controller, memory and LED display device. The advertisement data signal received by signal receiving device is fed into decoding controller, decoded and stored in memory connected with the decoding controller, said decoding controller also can receive and respond the interrupt signal produced by time controller, and fetch the advertisement information being in the memory, then the advertisement information is transferred into LED display device to display. Said invention can be extensively used in public carriers of public traffic vehicles, train, subway and airport, and other places for advertising.

Description

Radio data transmitting advertisement display in public traffic vehicles

The present invention relates to a kind ofly utilize that radio transmission system diffuses information, the device of advertisement, the display device of common carrier and place propagating advertisement such as relate in particular on public transit vehicle, train, subway, airport.

At present knownly utilize that the bus carrier diffuses information, the method for advertisement, two kinds of methods arranged usually, more common a kind of be the advertisement and the information of calling out the stops that this car carries, timed sending on display screen.This method can't send advertisement on a large scale, also is unfavorable for the renewal of ad content.Another kind is Chinese patent application " with the new method of public transit vehicle transmission informative advertising ", application number 96118643.7, publication number 1138253A, applicant and inventor: Cheng Yong.This application is utilized the radio station emissive source, install to receive the receiving traps such as radio, TV of wireless signal on the public transport carrier, receives the broadcast singal in radio station in real time.Its use also only limits to same city, and can not show the information of calling out the stops.

The purpose of this invention is to provide a kind of be suitable for using on mobile or fixed public's carrier such as public transit vehicle can the receiving radio data information transmitted, and show and call out the stops and the advertisement display of advertising message.

For achieving the above object, the technical solution used in the present invention is, comprises wireless signal receiving trap and display device, also comprises decode controller, storer, time controller and serial line interface, level converter; The data-signal that receives from signal receiving device is after serial line interface carries out level conversion, sending into decode controller decodes to data-signal, and information data stored into the storer that links to each other with decode controller, the look-at-me that decode controller also receives and the response time controller produces, read the data in the storer, and, deliver to the LED display device through level conversion and another serial line interface, show and call out the stops and advertising message.

Described LED display device is the display device that is divided into a plurality of viewing areas with different coding, the theme of a regional display ads, or showing call out the stops content, public information etc., the content of another regional display ads can adopt and have good luck, rolls, turns over screen demonstration or other skills.Decode controller can be realized the control respectively to vehicle with default vehicle block-coded data decoding.Storer comprises the memory address integrated data, the storer of the storer of the information data of calling out the stops and stores advertisements information.Time controller is programmable clock controller, produces look-at-me every predetermined time interval and gives decode controller.Decode controller is a single-chip microcomputer.

But display device subregion of the present invention shows that content displayed is more, emphasis is more outstanding thereby make, and is beneficial to advertising.Simultaneously,, the public transit vehicle of same city or different cities can be assigned as various group and control, the control that the information of separate unit vehicle or each group and whole groups of realizing sends, receives owing to will transmit and the received signal system organizes into groups.In addition, the amount of memory storage of storing the information of calling out the stops is less, and the memory span of stores advertisements information is bigger, reasonably uses device, has reduced cost.

Fig. 1 is the radio data transmitting advertisement display in public traffic vehicles theory diagram

Fig. 2 is the block diagram of radio data transmitting advertisement display in public traffic vehicles

Fig. 3 is the circuit diagram of decode controller

Fig. 4 is RS-232 interface and level shifting circuit figure

Fig. 5 is the input control system circuit diagram

Fig. 6 is RS-422 level conversion and output interface circuit figure

Fig. 7 is the circuit diagram that stores the A2～A4 of this machine geocoding, the information of calling out the stops

Fig. 8 is the interface circuit figure of external data display

Describe embodiments of the invention below in detail.

Referring to Fig. 1, difference according to the wireless signal transmission source of being adopted, the wireless signal receiving trap can be FLEX or POSAG (paging protocol) receiver, GSM (gsm) receiver, CDMA (CDMA) receiver, DBS (digit broadcasting system) receiver and SCA (frequency modulation broadcasting subchannel) receiver.The information that receives is delivered to decode controller, carry out decoding processing after, send LED display device.

The P13 of decode controller MCU is connected in the CE end of U10, and passes through the CE end that the U2 phase inverter is connected in U5, enables by P13 control gating U10 or U5, makes MCU can read and write the data of U10 or U5 respectively.

Referring to Fig. 2, the data-signal that receives when radio receiver inserts decode controller MCU through the RS-232 port, MCU decodes data-signal, and translate corresponding address number, inquiry is stored in this machine address code of A2 and checks, as conform to, the information data coded sequence of controlling by time variable is write U10, mass advertising information that receives and commonweal information etc. are stored in U10.U5 is programmable clock controller, produce a look-at-me every 15 seconds and give MCU, after MCU receives look-at-me, read the time of U5, and convert corresponding address date to according to the time of reading, read the advertising message data of depositing in U10, send by the TXD port, do level conversion through U9, convert the RS-422 level to, deliver to advertisement display.

When the switch S 3 of calling out the stops is pressed, produce a look-at-me to INT0 by U6A, MCU responds this interruption, according to its increment numerical value, reads the information content of calling out the stops that is stored in A2～A4, sends the information of calling out the stops to display device through TXD port and U9 and shows.When the information of calling out the stops or geocoding need be revised, send into data by the P1 input end and after MCU handles, be stored in A2～A4 chip.

Referring to Fig. 3, U1 is decode controller MCU, its P0 mouth is the data address multiplexing port, and connection U3 does low order address and latchs, and other connects the data line of U10 and U5, input and output as data, U4 is that latch the high address, controls the high address line data that latch U10 by P14, and U5 is the real-time timepiece chip of band rechargeable battery, its clock generating look-at-me is delivered to the INT1 of U1, reads clock data by MCU.

U10 is FLASH RAM (rapid random access memory), be used for stores advertisements information data code, the data that receiver receives are stored in U10 after the U1 decoding, then by the U5 clock chip in chronological order respectively correspondence read, deliver to display device through P2 ad content shown.

Referring to Fig. 4, N1, D1, R2, R3 etc. form the RS-232 interface level conversion, are that Transistor-Transistor Logic level receives data to MCU with the RS-232 level conversion, and P1 is the RS-232 input end, are connected in the RS-232 plug RXD and the ground of standard.

Referring to Fig. 5, U6A and S1, S2, S3 form input control system, and S3 is increment control, whenever by demonstrations that take a step forward of a reporting station system information, promptly show calling out the stops of the next stop, and S2 is decrement control, is used for the individual platform signal of calling out the stops of slow astern, and S1 is the reset switch of calling out the stops.Behind this signal input MCU, read the default name of station data of A2～A4 by MCU after, deliver to display device by the P2 interface and show name of station.

Referring to Fig. 6, P2 is a RS-422 level output interface, and the level conversion by U9 constitutes TTL and RS-422 as anti-high reject signal transmission manner, is sent to the LED display device to signal.The DI of U9 is connected in the TXD of MCU, does Enable Pin control by P15.

Referring to Fig. 7, A2～A4 is a Serial E ²ROM, because contents such as this machine of storage geocoding, the information of calling out the stops, its SCL end and SDA end are connected to P17, the P18 of MCU, after handling, MCU writes A2～A4 during input information, be set at different addresses respectively, MCU reads or when writing data, sends corresponding address earlier and be communicated with corresponding chip, carry out read-write operation then, the information of calling out the stops of reading is delivered to display device through the P2 interface and is shown corresponding name of station.Wherein A2 stores the geocoding of this machine, when receiving data information, checks earlier whether this address conforms to, as conforms to then information to be arranged and write U10.As be not inconsistent, then do not handle the information that receives, reach broadcast type and send the purpose that packet signal is handled.

Referring to Fig. 8, P3 is the socket of one three end, be connected in T0 and the T1 of U1, be used to export the data of a serial, control external data display equipment, data display equipment is the 2 bit digital display and the corresponding data latches (figure slightly) of serial data input, is used to show the station number of the information of calling out the stops, can have 0～99 section, the present invention can show nearly 100 names of station altogether.

Claims

1, radio data transmitting advertisement display in public traffic vehicles comprises wireless signal receiving trap and display device, it is characterized in that also comprising decode controller, storer, time controller and serial line interface, level converter; The data-signal that receives from signal receiving device is after serial line interface carries out level conversion, sending into decode controller decodes to data-signal, and information data stored into the storer that links to each other with decode controller, the look-at-me that decode controller also receives and the response time controller produces, read the data in the storer, and, deliver to the LED display device through level conversion and another serial line interface.

2, radio data transmitting advertisement display in public traffic vehicles according to claim 1 is characterized in that described LED display device is the display device that is divided into a plurality of viewing areas with different coding.

3, radio data transmitting advertisement display in public traffic vehicles according to claim 1 and 2 is characterized in that described decode controller can be with default vehicle block-coded data decoding, and realization is to the control respectively of vehicle.

4, radio data transmitting advertisement display in public traffic vehicles according to claim 1 and 2 is characterized in that described storer comprises the memory address integrated data, the storer of the storer of the information data of calling out the stops and stores advertisements information

5, radio data transmitting advertisement display in public traffic vehicles according to claim 3 is characterized in that described storer comprises the memory address integrated data, the storer of the storer of the information data of calling out the stops and stores advertisements information.

6, radio data transmitting advertisement display in public traffic vehicles according to claim 1 and 2 is characterized in that time controller is programmable clock controller, produces look-at-me every predetermined time interval and gives decode controller.

7, radio data transmitting advertisement display in public traffic vehicles according to claim 3 is characterized in that time controller is programmable clock controller, produces look-at-me every predetermined time interval and gives decode controller.

8, radio data transmitting advertisement display in public traffic vehicles according to claim 1 and 2 is characterized in that described decode controller is a single-chip microcomputer.

9, radio data transmitting advertisement display in public traffic vehicles according to claim 3 is characterized in that described decode controller is a single-chip microcomputer.