CN201910135U - Stop announcement system for public traffic bus - Google Patents
Stop announcement system for public traffic bus Download PDFInfo
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- CN201910135U CN201910135U CN2011200238172U CN201120023817U CN201910135U CN 201910135 U CN201910135 U CN 201910135U CN 2011200238172 U CN2011200238172 U CN 2011200238172U CN 201120023817 U CN201120023817 U CN 201120023817U CN 201910135 U CN201910135 U CN 201910135U
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- communication module
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- stop
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Abstract
The utility model relates to a tracking and identifying system, in particular to a stop announcement system for a public traffic bus. The stop announcement system for the public traffic bus has the structural key points that the stop announcement system comprises a vehicle-mounted communication control device and a fixed-point communicator; the vehicle-mounted communication control device is arranged on the bus; and the fixed-point communicator is arranged on a bus stop. The stop announcement system is based on a radio frequency communication module technology, wireless communication transmission between the moving bus and the fixed stop is realized, stop information can be automatically and accurately announced, the working intensity of a bus driver is reduced, and false announcement, error announcement and omissive announcement are avoided. Meanwhile, a radio frequency communication module is an integrated module, and thus, the realized stop announcement system has a simple design, a low cost and a short transmission distance, the signal problem does not need to be considered, and the stop announcement system can be used at any places and has strong practicality.
Description
Technical field
The utility model relates to a kind of tracking and recognition system, particularly a kind of public transport bus reporting station system.
Background technology
In the public transportation system, each road bus (being commonly called as bus) is after arriving website, need driver's manual operation station reporting instrument, the passenger is reported name of station and relevant information, be convenient to route, the geographic position that is arrived and relevant information that the passenger in time understands the bus of taking.Yet, this manual operation station reporting instrument not only increases driver's working strength, and artificial control causes easily and misrepresents deliberately, reports by mistake and fail to report, cause and misled the passenger, make troubles and problem such as trouble to the passenger, if the advanced at present GPS positioning system of employing is handled then designed complexity, and with high costs, also to take into account the place of signal difference.
The utility model content
The purpose of this utility model be to overcome the deficiencies in the prior art part and a kind of driver's of alleviating working strength be provided, report accurately and timely, cost is low, the public transport bus reporting station system of simplicity of design.
The utility model is realized by following approach:
Public transport bus reporting station system, its structural feature are, include vehicle mounted communication control device and fixed point communicator, and the vehicle mounted communication control device is installed on the bus car, and the fixed point communicator is installed on the bus platform; Wherein the vehicle mounted communication control device includes central processing unit, memory storage, the first radio-frequency communication module and first antenna, memory storage is connected with the data-interface of central processing unit, the first radio-frequency communication module is connected with the data transmission terminal of central processing unit, and first antenna is connected with the first radio-frequency communication module; The fixed point communicator includes data processor, the second radio-frequency communication module and second antenna, and the data transmit-receive end of data processor is connected with the second radio-frequency communication module, and second antenna is connected with the second radio-frequency communication module.
Store the license number of every road bus in the memory storage of vehicle mounted communication control device, relevant informations such as road wire size, its workflow is: when bus during near website, the central processing unit of its vehicle mounted communication control device is extracted the related data and the packing of bus by memory storage, then by the first radio-frequency communication resume module, via the first antenna transmission set point communicator, after the fixed point communicator receives this packet, by second this packet of radio-frequency communication module demodulation, and give data processor processes, the related data of this website pack afterwards by the second radio-frequency communication resume module, give the vehicle mounted communication control device via second antenna transmission, behind the first radio-frequency communication module demodulation site information packet, handled by central processing unit, the broadcasting equipment that sends on the car via audio interface is broadcasted then.
The radio-frequency communication module is a kind of communication module, be used for wireless data transmission, be applied in the public transport bus reporting station system, can realize the wireless telecommunications between bus and the station, can report site information automatically, accurately, alleviated driver's working strength, avoided wrong report, misrepresent deliberately and failed to report.Simultaneously, because the radio-frequency communication module is the integrated form module, the reporting station system simplicity of design of its realization, with low cost, transmission range is short, need not to consider signal problem, can use in any place, and is practical.
The utility model can further be specially:
The fixed point communicator also includes sound broadcasting device, and it is connected with data processor.
Data processor carries out voice signal conversion after the information that receives from bus vehicle mounted communication control device, report the relevant information of this bus by sound broadcasting device, as the order that enters the station of line information, enter the station time and multichannel bus.
The fixed point communicator also includes display device, and it is connected with data processor.
Data processor is when handling the information of bus vehicle mounted communication control device, can process data into shows signal, send on the display device, the passenger just can understand the relevant information that each road bus enters the station fully at platform like this, as the bus circuit and the expectation stopping procedure that will enter the station.
The fixed point communicator also includes the network communication module, and it is connected with data processor.
In controlled range, the information in the fixed point communicator can be sent in the internet site by the network communication module, inquire about on network for the passenger, in time understand arrive at a station situation and the line conditions of bus in specified sites.Network communication module on the same circuit is transmission information mutually, like this, after bus arrives at a station, website is except reporting bus information, and the time that bus can also be arrived at a station sends next website to, by next website estimation bus time of arrival, and offer the passenger in advance, realization is convenient to the passenger and is taken and choose the public transport bus the complete monitoring of bus scheduling, improves the public transportation system.
The first radio-frequency communication module and the second radio-frequency communication module can also further be specially:
Above-mentioned radio-frequency communication module has included sender unit, signal receiving device, clock system, radio frequency control apparatus and control cpu system, the control cpu system is connected with clock system, and is connected with signal receiving device with sender unit respectively by radio frequency control apparatus.
Be responsible for the signal Processing of whole module by the control cpu system, and see through sending and receiving apparatus and outside swap data.The two realizes that range finding is as follows relatively:
The first radio-frequency communication module on the vehicle mounted communication control device of bus just can send a distance measuring instruction at the interval setting-up time, and starts the clock system of self, with the distance between detection and the associated stations;
After the second radio-frequency communication module is received this distance measuring instruction signal, its clock system is with own clock timing own, when fixed point after communicator handles this distance measuring instruction, clock stops timing, and timing result is packaged in the answer signal passback gives the vehicle mounted communication control device;
The first radio-frequency communication module is behind the answer signal of receiving regularly communicator, and the control cpu system is with the regularly timing time of communicator that deducts timing T.T. of fixed body, thus the acquisition skyborne round trip travel-time of electric wave, and be converted into distance.
AM-phase-modulated signal ripple of above-mentioned first radio-frequency communication module and second radio-frequency communication module output MDMA adopts pm mode that data-modulated is sent on carrier wave; Carrier sense anti-collision mechanism and MAC Address identification have been adopted in communication between different vehicle mounted communication control device, the different fixed point communicator.
Like this can be certain in peak power output, under the bandwidth fixed condition, improve the data symbol rate of transmission to greatest extent by adjusting signal amplitude and frequency modulation on pulse quantity, realize multi computer communication, saved valuable band resource.
In sum, the utility model provides a kind of public transport bus reporting station system, it is based on the radio-frequency communication building block technique, realize mobile bus and the fixing wireless communication transmission between the platform, can report site information automatically, accurately, alleviated driver's working strength, avoided wrong report, misrepresent deliberately and failed to report.Simultaneously, because the radio-frequency communication module is the integrated form module, the reporting station system simplicity of design of its realization, with low cost, transmission range is short, need not to consider signal problem, can use in any place, and is practical.
Description of drawings
Figure 1 shows that the circuit frame synoptic diagram of vehicle mounted communication control device in the public transport bus reporting station system described in the utility model;
Figure 2 shows that the circuit frame synoptic diagram of fixed point communicator in the public transport bus reporting station system described in the utility model;
Figure 3 shows that the electrical block diagram of radio-frequency communication module described in the utility model;
Below in conjunction with embodiment the utility model is described further.
Specific embodiment
Most preferred embodiment:
Public transport bus reporting station system includes vehicle mounted communication control device and fixed point communicator, and the vehicle mounted communication control device is installed on the bus car, and the fixed point communicator is installed on the bus platform.
With reference to accompanying drawing 1, the vehicle mounted communication control device includes central processing unit, memory storage, the first radio-frequency communication module and first antenna, memory storage is connected with the data-interface of central processing unit, the first radio-frequency communication module is connected with the data transmission terminal of central processing unit, and first antenna is connected with the first radio-frequency communication module; Wherein central processing unit adopts programmable single chip computer, and memory storage comprises flash memory and internal memory, stores the relevant informations such as license number, road wire size of every road bus in the flash memory, and internal memory is then stored this vehicle mounted communication control device and the data message of fixing a point to transmit between the communicator.In addition, central processing unit provides audio interface by the control audio player, connects vehicle-mounted broadcasting equipment, as note amplifier; Central processing unit also provides USB interface, demonstration output interface, numeral input/outlet etc. in addition, with the functional module of expansion bus vehicle mounted communication control device; Central processing unit also connects keyboard input devices, so that hand/automatic switchover to be provided, realizes manual report function.
With reference to accompanying drawing 2, the main body of fixed point communicator includes data processor, the second radio-frequency communication module and second antenna, and the data transmit-receive end of data processor is connected with the second radio-frequency communication module, and second antenna is connected with the second radio-frequency communication module.The fixed point communicator also comprises optional equipment: sound broadcasting device, display device and network communication module are connected with data processor respectively.Wherein data processor adopts programmable single chip computer equally.
The first above-mentioned radio-frequency communication module and the structure of the second radio-frequency communication module are specially with reference to accompanying drawing 3:
Each radio-frequency communication module has included sender unit, signal receiving device, power interface, microwave integrated circuit and control cpu system, the clock system and frequency modulation sequence memory, digital delay linear memory, SPI control device and power management and the protective device that comprise radio frequency control apparatus, base band control device, digital I/O port in the microwave integrated circuit, be made up of system clock and real-time clock; The control cpu system includes program and data-carrier store, CPU core, digital I/O port, cpu clock, SPI control etc.Sender unit and signal receiving device are made up of the interface of power amplifier and change-over switch, wave filter and radio frequency control apparatus, base band control device.The control cpu system is connected with clock system, and clock system is connected with signal receiving device with sender unit respectively by radio frequency control apparatus.
The workflow of public transport bus reporting station system described in the utility model is described below in conjunction with said structure:
Bus is in advancing, and the first radio-frequency communication module of its vehicle mounted communication control device just sends distance measuring signal one time every setting-up time, and starts the clock system of self;
After fixed point communicator in the communication distance of the first radio-frequency communication module is received this distance measuring instruction signal, its clock system is with own clock timing own, after intact this distance measuring instruction of the second radio-frequency communication resume module, clock stops timing, and timing result is packaged in the answer signal passback gives the vehicle mounted communication control device, answer signal has comprised site information;
After the first radio-frequency communication module receives answer signal, be sent to central processing unit, central processing unit compares site information in the answer signal and the line information in the memory storage, judge whether website for being about on this circuit arrive, if not, then remove this information, if, then by the control cpu system of the first radio-frequency communication module the regularly timing time of communicator that deducts timing T.T. with fixed body, thereby obtain the skyborne round trip travel-time of electric wave, and be converted into range data;
With range information and bus information package, and relative fixed point communicator is given in passback, if the range data that obtains is in 50 meters the time, the vehicle mounted communication control device also will send the signal controlling audio frequency and report device, report site information and relevant advertisement information via the note amplifier that audio interface sends on the car.
After the fixed point communicator receives information from bus vehicle mounted communication control device, change, report the relevant information of this bus, and on display device, demonstrate the bus circuit that will enter the station and estimate stopping procedure by sound broadcasting device;
In controlled range, the information in the fixed point communicator is sent in the internet site by the network communication module, inquires about on network for the passenger, in time understands arrive at a station situation and the line conditions of bus in specified sites.Network communication module on the same circuit is transmission information mutually, like this, after bus arrives at a station, website is except reporting bus information, the time that bus can also be arrived at a station sends next website to, by next website estimation bus time of arrival, and offer the passenger in advance, be convenient to the passenger and take and choose the public transport bus.
It is same as the prior art that the utility model is not stated part.
Claims (7)
1. public transport bus reporting station system is characterized in that, includes vehicle mounted communication control device and fixed point communicator, and the vehicle mounted communication control device is installed on the bus car, and the fixed point communicator is installed on the bus platform; Wherein the vehicle mounted communication control device includes central processing unit, memory storage, the first radio-frequency communication module and first antenna, memory storage is connected with the data-interface of central processing unit, the first radio-frequency communication module is connected with the data transmission terminal of central processing unit, and first antenna is connected with the first radio-frequency communication module; The fixed point communicator includes data processor, the second radio-frequency communication module and second antenna, and the data transmit-receive end of data processor is connected with the second radio-frequency communication module, and second antenna is connected with the second radio-frequency communication module.
2. public transport bus reporting station system according to claim 1 is characterized in that, the fixed point communicator also includes sound broadcasting device, and it is connected with data processor.
3. public transport bus reporting station system according to claim 1 is characterized in that, the fixed point communicator also includes display device, and it is connected with data processor.
4. public transport bus reporting station system according to claim 1 is characterized in that, the fixed point communicator also includes the network communication module, and it is connected with data processor.
5. public transport bus reporting station system according to claim 1, it is characterized in that, the first radio-frequency communication module and the second radio-frequency communication module have included sender unit, signal receiving device, clock system, radio frequency control apparatus and control cpu system, the control cpu system is connected with clock system, and is connected with signal receiving device with sender unit respectively by radio frequency control apparatus.
6. public transport bus reporting station system according to claim 1 is characterized in that, AM-phase-modulated signal ripple of the first radio-frequency communication module and second radio-frequency communication module output MDMA adopts pm mode that data-modulated is sent on carrier wave.
7. public transport bus reporting station system according to claim 1 is characterized in that, the vehicle mounted communication device by with message exchange of fixed telecommunication device and range finding, show automatically and report site information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200238172U CN201910135U (en) | 2011-01-25 | 2011-01-25 | Stop announcement system for public traffic bus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200238172U CN201910135U (en) | 2011-01-25 | 2011-01-25 | Stop announcement system for public traffic bus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201910135U true CN201910135U (en) | 2011-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200238172U Expired - Fee Related CN201910135U (en) | 2011-01-25 | 2011-01-25 | Stop announcement system for public traffic bus |
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| CN (1) | CN201910135U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103258424A (en) * | 2013-05-02 | 2013-08-21 | 重庆交通大学 | Intelligent public transport service system and control method |
| CN103646564A (en) * | 2013-11-13 | 2014-03-19 | 成都捷康特科技有限公司 | Bus automatic station reporting apparatus based on single-chip microcomputer |
| CN106448240A (en) * | 2016-08-31 | 2017-02-22 | 广州地理研究所 | Automatic bus station reporting method and device based on automobile electronic identification |
| CN109547918A (en) * | 2017-09-22 | 2019-03-29 | 智易达有限公司 | Reporting station system and its method |
| CN112550309A (en) * | 2020-12-21 | 2021-03-26 | 北京百度网讯科技有限公司 | Autonomous vehicle, information display method, information display apparatus, device, and storage medium |
-
2011
- 2011-01-25 CN CN2011200238172U patent/CN201910135U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103258424A (en) * | 2013-05-02 | 2013-08-21 | 重庆交通大学 | Intelligent public transport service system and control method |
| CN103258424B (en) * | 2013-05-02 | 2014-12-17 | 重庆交通大学 | Intelligent public transport service system and control method |
| CN103646564A (en) * | 2013-11-13 | 2014-03-19 | 成都捷康特科技有限公司 | Bus automatic station reporting apparatus based on single-chip microcomputer |
| CN106448240A (en) * | 2016-08-31 | 2017-02-22 | 广州地理研究所 | Automatic bus station reporting method and device based on automobile electronic identification |
| CN109547918A (en) * | 2017-09-22 | 2019-03-29 | 智易达有限公司 | Reporting station system and its method |
| CN109547918B (en) * | 2017-09-22 | 2020-11-06 | 星贝瑞有限公司 | Station reporting system and method thereof |
| CN112550309A (en) * | 2020-12-21 | 2021-03-26 | 北京百度网讯科技有限公司 | Autonomous vehicle, information display method, information display apparatus, device, and storage medium |
| CN112550309B (en) * | 2020-12-21 | 2022-05-10 | 阿波罗智联(北京)科技有限公司 | Autonomous vehicle, information display method, information display apparatus, device, and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110727 Termination date: 20140125 |