CN102682484A - Vehicle mounted highway network toll collection equipment and application method thereof - Google Patents
Vehicle mounted highway network toll collection equipment and application method thereof Download PDFInfo
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- CN102682484A CN102682484A CN2011100571926A CN201110057192A CN102682484A CN 102682484 A CN102682484 A CN 102682484A CN 2011100571926 A CN2011100571926 A CN 2011100571926A CN 201110057192 A CN201110057192 A CN 201110057192A CN 102682484 A CN102682484 A CN 102682484A
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Abstract
The invention relates to vehicle mounted highway network toll collection equipment. The vehicle mounted highway network toll collection equipment comprises a relay device and an electronic label, wherein the relay device is mounted outside a vehicle; the electronic label is mounted inside the vehicle; the relay device comprises a receiving circuit and a transmitting circuit, wherein the receiving circuit is used for receiving a front-end wireless signal and the transmitting circuit is used for transmitting an awakening signal; the electronic label comprises an awakening circuit and a system unit; and the awakening circuit receives the awakening signal transmitted by the transmitting circuit of the relay device. In the equipment, an independent wireless communication relation with strong penetrating power and diffraction power is established between the electronic label and the relay device; by using the relay device, the received 5.8GHz front-end wireless signal is transmitted to the electronic label after being converted into the 433MHz awakening signal; the electronic label is awakened by receiving the 433MHz awakening signal to enter a transaction state; and within the range of a vehicle body, the 433MHz awakening signal can penetrate or diffract through a vehicle glass made of a special material, so that the electronic label can communicate with roadside reading and writing equipment so as to guarantee safe, real-time and effective highway network toll collection transaction.
Description
Technical field
The present invention relates to a kind of vehicle-mounted road network charge equipment, particularly the charge equipment in the no-stop charging system (ETC).
Background technology
The road network charge method mainly contained the conventional artificial charge, used the semi automatic toll mode of Contact Type Ic Card and the non-parking charge mode of use ETC system present stage, and the ETC system is the highest road network charge method most effective with charge of automaticity.The ETC system employs has improved charge speed largely in the expressway tol lcollection mouth that vehicle is on the increase, can allow vehicle to pass through fast; Compare with the conventional artificial charge, the inefficiency that the ETC system has reduced because of manual toll collection and semi automatic toll mode causes traffic jam, thereby reduces the operation pressure of road network, improves the efficiency of operation of road network; Its high efficiency and agility are familiar with by people gradually and are promoted.
At present the course of work of ETC Fare Collection System is meant the wireless messages communication process that carries out short distance communication and message exchange by the vehicle electronics label and the special microwave communication base station (trackside read-write equipment) that is installed in highway non-parking charge track that are installed on the vehicle; If the parameter of vehicle arrangement and driver information etc. are loaded in the vehicle electronics label, then can realize the automatic identification of moving vehicle through the wireless data communication between trackside read-write equipment and the vehicle electronics unit.
Wherein, The wireless data transmission frequency range that China selects for use at present is a ultrahigh frequency frequency range 5.8GHz signal; This frequency range is not because the influence that declines than its rain of ambassador of wavelength ratio is special big; But the obstruct that runs into glass or metal can cause signal to produce bigger decay, makes the equipment that depends on this signal transmission normally to move.Contain multiple metal material in the glass for vehicle window material like some vehicles on the market, its objective is for isolated ultraviolet ray, heat.Because being installed on the vehicle window and through the glass for vehicle window and the external world usually, the vehicle electronics label carries out communication; Yet the glass that contains metal material can cause the decay of 5.8GHz wireless signal; More some vehicle (especially luxury car) is installed and is had the specific glass of bulletproof function, makes the decay of 5.8GHz wireless signal more severe.Therefore; These vehicles are through the ETC designated lane time, because the 5.8GHz wireless signal by serious decay, makes the receiving trap that is installed in electronic tag in the car can't receive enough signals; Be that the vehicle electronics label can not be waken up, cause the vehicle electronics label can not get into stateful transaction.How on common vehicle electronics label, doing technological improvement, the vehicle electronics label also can normally be used at the vehicle with specific glass, is people's problem demanding prompt solutions.
Summary of the invention
The present invention provides a kind of split type vehicle-mounted road network charge equipment in order to overcome above deficiency.
In order to reach the object of the invention; This vehicle-mounted road network charge equipment comprises the relay and the electronic tag that is used to be installed in vehicle interior that is used to be installed in outside vehicle; Relay comprises the receiving circuit and the radiating circuit that sends wake-up signal of receiving front-end wireless signal; Electronic tag comprises wake-up circuit and the system unit that receives wake-up signal, the wake-up signal that the radiating circuit of wake-up circuit reception relay sends.Reach the purpose that electronic tag wakes up and concludes the business through the strong signal of relay conversion penetrating property.
Preferably; Relay is made up of first power supply unit, receiving circuit, the radiating circuit that connect successively and first electronic switch that is connected between first power supply unit and the radiating circuit; And first electronic switch is connected with receiving circuit, and wherein receiving circuit comprises first wake-up circuit and first microprocessor.This design makes that first electronic switch is in opening when receiving circuit is in dormant state, and radiating circuit quits work; When wakeup unit was activated, first electronic switch was in closure state, and radiating circuit is started working; This principle can prolong the life-span of first power supply unit largely, also makes the life-span integral body of relay be improved.
Preferably, more than first wake-up circuit be the 5.8GHz wake-up circuit, radiating circuit is a superfrequency 433MHz radiating circuit.
Preferably; Electronic tag is made up of second power supply unit, wakeup unit, the system unit that connect successively and second electronic switch that is connected between second power supply unit and the system unit; And second electronic switch is connected with wakeup unit, and wherein wakeup unit comprises second wake-up circuit and second microprocessor.This design makes that second electronic switch is in opening when wakeup unit is in dormant state, and system unit quits work; When wakeup unit was activated, second electronic switch was in closure state, and system unit is started working; This principle can prolong the life-span of second power supply unit largely, also makes the life-span integral body of electronic tag be improved.
Preferably, second wake-up circuit is the 433MHz wake-up circuit more than.
Preferably, system unit is made up of IC-card read/write circuit, transmission circuit, acousto-optic circuit, display circuit and security module.
Preferably, transmission circuit is the 5.8GHz transmission circuit.This circuit setting has guaranteed that the feedback signal of will concluding the business of electronic tag accurate sends on the trackside read-write equipment, and final the completion concluded the business.
Another object of the present invention provides a kind of method of application of vehicle-mounted road network charge equipment, and its step is following:
Receive the front end wireless signal that microwave read-write antenna sends on the charge platform by the receiving circuit in the relay that is installed on outside vehicle;
Send wake-up signal by radiating circuit in the relay then;
The wake-up circuit that is installed in the electronic tag of vehicle interior receives the wake-up signal that sends from radiating circuit;
Read and write the antenna transmission feedback signal by the transmission circuit of the system unit in the electronic tag to microwave at last.Accomplish the signal transaction of primary electron label and microwave read-write antenna.
Here indication front end wireless signal and transmission circuit are ultra-high frequency signals to the feedback signal of microwave read-write antenna transmission, and wake-up signal is the ultrahigh-frequency signal that relative wavelength is little, diffraction property is stronger.
More particularly, the front end wireless signal that microwave read-write antenna sends is the 5.8GHz signal, and the wake-up signal that radiating circuit sends is the 433MHz signal, and transmission circuit is the 5.8GHz signal to the feedback signal of microwave read-write antenna transmission.
The invention has the advantages that; This equipment has been set up independently between the electronic tag outside Che Nei and car and the relay respectively and penetrability and the strong radio communication relation of diffraction property; Relay converts the 5.8GHz front end wireless signal that receives to the 433MHz wake-up signal earlier and sends to electronic tag, and electronic tag wakes its entering stateful transaction up through receiving the 433MHz wake-up signal; Can satisfy when 5.8GHz signal attenuation can not penetrate the vehicle glass of special substance; Communicate by letter with the electronic tag foundation in the car through relay; Promptly make electronic tag to communicate by letter, guaranteed road network charge transaction security, in real time, effectively carry out with the trackside read-write equipment; Improve the reliability and the security of ETC system applies simultaneously, made the ETC system in the road network Fare Collection System, used widely, promoted the development of ETC system to a certain extent.
Description of drawings
Fig. 1 is the schematic block circuit diagram of relay.
Fig. 2 is the schematic block circuit diagram of electronic tag.
Fig. 3 is that the vehicle-mounted road network charge equipment of the present invention is used synoptic diagram.
Embodiment
Below will combine accompanying drawing that the embodiment of vehicle-mounted road network charge equipment is done further to detail:
Extremely shown in Figure 3 like Fig. 1; The vehicle-mounted road network charge equipment of patent of the present invention comprises two parts: first: be installed in the relay 1 of vehicle 3 outsides, this relay 1 comprises receiving circuit 12 that receives the front end wireless signal of microwave read-write antenna 4 emissions on the charge platform and the radiating circuit 13 that sends wake-up signal; Second portion: be installed in the inner electronic tag 2 of vehicle 3, this electronic tag 2 comprises wake-up circuit 22 and the system unit 23 that receives wake-up signal, and wake-up circuit 22 is used to receive the wake-up signal that the radiating circuit 13 of relay sends.
The schematic block circuit diagram of relay 1 is as shown in Figure 1; As can be seen from the figure; Relay 1 forms 10 by first power supply unit 11, receiving circuit 12, the radiating circuit 13 that connect successively and first electronic switch that is connected between first power supply unit 11 and the radiating circuit 13; And first electronic switch 10 is connected with receiving circuit 12, and wherein receiving circuit 12 comprises first wake-up circuit 121 and first microprocessor 122.
Combine Fig. 3 simultaneously, relay 1 integral installation of this vehicle-mounted road network charge equipment is in vehicle 3 outsides, and such as being located at next door, anterior car plate installation place, first power supply unit 11 that the inside of this relay 1 has can guarantee relay 1 steady operation.When the vehicle that relay 1 is housed 3 gets into the ETC track; 5.8GHz first wake-up circuit 121 of receiving circuit 12 in this device; Can receive the front end wireless signal that is arranged at the 5.8GHz frequency range that the microwave read-write antenna 4 of charge on the platform send quickly and effectively; Be transferred to first microprocessor 122 after converting wireless signal into electric signal through first wake-up circuit 121, send electric signal by first microprocessor 122 then and control first electronic switch, 10 closures, first microprocessor 122 is to the radiating circuit 13 transmission working signals of relay 1 simultaneously; This moment first, power supply unit 11 formed path with radiating circuit 13, and radiating circuit 13 is started working.Described radiating circuit 13 is the radiating circuit 13 of 433MHz, after this radiating circuit 13 is started working just the electronic tag in car body send the wake-up signal of 433MHz.Therefore, through this relay 1, can microwave be read and write that antenna 4 sends and the 5.8GHz conversion of signals that decays becomes the relatively long 433MHz wake-up signal of wavelength, the electronic tag in car body sends.Facts have proved, car front glass, or even special glass, like isolated uviol, bullet proof glass etc., the wake-up signal of this 433MHz frequency range all can pass rapidly or diffraction is crossed and do not have bigger signal attenuation.And electronic tag and relay close together, can effectively guarantee the intensity and the transfer efficiency of signal.
The schematic block circuit diagram of electronic tag 2 is as shown in Figure 2; As can be seen from the figure; Electronic tag 2 is made up of second power supply unit 21, wakeup unit 22, the system unit 23 that connect successively and second electronic switch 20 that is connected between second power supply unit 21 and the system unit 23; And second electronic switch 20 is connected with wakeup unit 22, and wherein wakeup unit comprises second wake-up circuit 221 and second microprocessor 222.
When wireless signal arrival electronic tag 2, the wakeup unit 22 with 21 electric connections of second power supply unit in the electronic tag 2 starts at this moment, begins to receive the 433MHz wake-up signal by second wake-up circuit 221 in the wakeup unit 22.Second wake-up circuit 221 is transferred to second microprocessor 222 in the wakeup unit 22 after converting the 433MHz wake-up signal that receives into electric signal then; Second microprocessor 222 sends electric signal control circuit closure to second electronic switch 20 on the one hand; Make between second power supply unit 21 and the system unit 23 and form path; Second microprocessor 222 to system unit 23 transmission working signals, starts system unit 23 and the entering duty simultaneously on the other hand.
Described system unit 23 is made up of IC-card read/write circuit 231, transmission circuit 232, acousto-optic circuit 233, display circuit 234 and security module 235.After system unit 23 gets into duties, and then the data message that receives dealt with, and be electrical signal conversion the microwave read-write antenna feedback of wireless signal on the charge platform, send feedback signal to it through transmission circuit 232.Described transmission circuit 232 is the 5.8GHz transmission circuit.That is to say; Can be through the system unit 23 data processed information in the electronic tag 2 directly through the microwave read-write antenna transmission of transmission circuit 232 outside car body; And need not pass through aforesaid relay 1 again, transmission circuit 232 self also possesses the function of the front end wireless signal that receives the 5.8GHz frequency range.In the feedback procedure of signal; Along with vehicle to overtake; Constantly shorten with the transmission range of microwave read-write antenna on the charge platform, help guaranteeing signal intensity and improve transfer efficiency, accomplish electronic tag 2 smoothly and carry out information exchange automatically with microwave read-write antenna.
Feedack identifies information of vehicles to the ETC track computing machine that is connected with microwave read-write antenna at last according to from electronic tag, storing also, and removes toll according to car owner's actual conditions bales catch, and transaction is this time accomplished.
This vehicle-mounted road network charge equipment in the present embodiment; Through the electronic tag 2 that is provided with in relay 1 and the car is set outside car respectively; Convert wavelength 5.8GHz front end wireless signal short, that penetrability is stronger to wavelength length, penetrability and the strong 433MHz wake-up signal of diffraction property; This is owing to can not normally pass through when running into the very strong car front glass of function of shielding through the front end wireless signal of overdamping; And relay 1 can utilize 433MHz wake-up signal penetrability strong with diffraction property characteristics and interior electronic tag 2 proper communications of car because closer and the relative position relative fixed is constant with electronic tag 2 distances in the car; The 5.8GHz signal of electronic tag 2 emission since with car front glass close; Even microwave read-write antenna communication on the information that receives still can to have after the shielding action decay of car front glass sufficient intensity and the charge platform can not normally use electronic tag to accomplish the problem of ETC rto transaction thereby solved some vehicle that special substance glass is housed.
Those of ordinary skill in the art will be understood that; The application of vehicle-mounted road network charge equipment of the present invention is not limited to the frequency signal of 5.8GHz and 433MHz; In other embodiments; Using other frequency signal communication, can be 2.4GHz or 900MHz like wake-up signal, thisly is used for guaranteeing that by relay communication is accomplished smoothly is interpreted as protection scope of the present invention.
The present invention is on the basis of giving full play to the electronic tag function; The ETC charge equipment is done useful improvement; Enlarge the usable range of ETC Fare Collection System, realized electronic tag and the efficient communication of trackside read-write equipment, guaranteed road network charge transaction security, in real time, effectively carry out.
Claims (10)
1. vehicle-mounted road network charge equipment is characterized in that: comprises,
Be used to be installed in the relay of outside vehicle, relay comprises the receiving circuit and the radiating circuit that sends wake-up signal of receiving front-end wireless signal;
Be used to be installed in the electronic tag of vehicle interior, electronic tag comprises wake-up circuit and the system unit that receives wake-up signal, the wake-up signal that the radiating circuit of wake-up circuit reception relay sends.
2. vehicle-mounted road network charge equipment according to claim 1; It is characterized in that: relay is made up of first power supply unit, receiving circuit, the radiating circuit that connect successively and first electronic switch that is connected between first power supply unit and the radiating circuit; And first electronic switch is connected with receiving circuit, and wherein receiving circuit comprises first wake-up circuit and first microprocessor.
3. vehicle-mounted road network charge equipment according to claim 2 is characterized in that: said first wake-up circuit is the 5.8GHz wake-up circuit; Described radiating circuit is the 433MHz radiating circuit.
4. vehicle-mounted road network charge equipment according to claim 1; It is characterized in that: described electronic tag is made up of second power supply unit, wakeup unit, the system unit that connect successively and second electronic switch that is connected between second power supply unit and the system unit; And second electronic switch is connected with wakeup unit, and wherein wakeup unit comprises second wake-up circuit and second microprocessor.
5. vehicle-mounted road network charge equipment according to claim 4 is characterized in that: described second wake-up circuit is the 433MHz wake-up circuit.
6. according to claim 1 or 4 described vehicle-mounted road network charge equipments, it is characterized in that: described system unit is made up of IC-card read/write circuit, the transmission circuit that is used to send feedback signal, acousto-optic circuit, display circuit and security module.
7. vehicle-mounted road network charge equipment according to claim 6 is characterized in that: described transmission circuit is the 5.8GHz transmission circuit.
8. the method for application of vehicle-mounted road network charge equipment according to claim 1, its step is following:
Receive the front end wireless signal that microwave read-write antenna sends on the charge platform by the receiving circuit in the relay that is installed on outside vehicle;
Send wake-up signal by radiating circuit in the relay then;
The wake-up circuit that is installed in the electronic tag of vehicle interior receives the wake-up signal that sends from radiating circuit;
Read and write the antenna transmission feedback signal by the transmission circuit of the system unit in the electronic tag to microwave at last.
9. the method for application of vehicle-mounted road network charge equipment according to claim 9; It is characterized in that: said front end wireless signal and transmission circuit are ultra-high frequency signals to the feedback signal of microwave read-write antenna transmission, and wake-up signal is the ultrahigh-frequency signal that relative wavelength is little, diffraction property is stronger.
10. the method for application of vehicle-mounted road network charge equipment according to claim 9; It is characterized in that: the front end wireless signal that described microwave read-write antenna sends is the 5.8GHz signal; The wake-up signal that radiating circuit sends is the 433MHz signal, and transmission circuit is the 5.8GHz signal to the feedback signal of microwave read-write antenna transmission.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110057192.6A CN102682484B (en) | 2011-03-10 | 2011-03-10 | Vehicle mounted highway network toll collection equipment and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110057192.6A CN102682484B (en) | 2011-03-10 | 2011-03-10 | Vehicle mounted highway network toll collection equipment and application method thereof |
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| CN102682484A true CN102682484A (en) | 2012-09-19 |
| CN102682484B CN102682484B (en) | 2015-01-21 |
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| JP2001111501A (en) * | 1999-10-14 | 2001-04-20 | Denso Corp | Radio communications equipment |
| CN101123456A (en) * | 2006-08-09 | 2008-02-13 | 北京握奇数据系统有限公司 | Communication method for onboard units and byroad units of ETC system based on WLAN |
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| CN201387626Y (en) * | 2009-05-04 | 2010-01-20 | 河南润通工程建设有限公司 | Information interactive device applied in electronic toll collection system |
| CN201397514Y (en) * | 2009-04-02 | 2010-02-03 | 桂杰 | Electronic tag |
| CN101819685A (en) * | 2010-04-23 | 2010-09-01 | 中兴通讯股份有限公司 | ETC electronic tag device and method for realizing path information submission |
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2011
- 2011-03-10 CN CN201110057192.6A patent/CN102682484B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001111501A (en) * | 1999-10-14 | 2001-04-20 | Denso Corp | Radio communications equipment |
| CN101123456A (en) * | 2006-08-09 | 2008-02-13 | 北京握奇数据系统有限公司 | Communication method for onboard units and byroad units of ETC system based on WLAN |
| CN101123007A (en) * | 2006-08-10 | 2008-02-13 | 北京握奇数据系统有限公司 | ETC system vehicle-mounted unit energy-saving method based on WLAN and device |
| CN201397514Y (en) * | 2009-04-02 | 2010-02-03 | 桂杰 | Electronic tag |
| CN201387626Y (en) * | 2009-05-04 | 2010-01-20 | 河南润通工程建设有限公司 | Information interactive device applied in electronic toll collection system |
| CN101819685A (en) * | 2010-04-23 | 2010-09-01 | 中兴通讯股份有限公司 | ETC electronic tag device and method for realizing path information submission |
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Address after: Nanshan District Keyuan Road Shenzhen city Guangdong province 518057 Tsinghua building A building 12 layer Applicant after: SHENZHEN GENVICT TECHNOLOGY CO., LTD. Address before: Nanshan District Keyuan Road Shenzhen city Guangdong province 518057 Tsinghua building A building 12 layer Applicant before: Shenzhen Jinyi Technologies Co., Ltd. |
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Inventor after: Yang Cheng Inventor after: Xiang Tao Inventor after: Li Huaishan Inventor after: Ding Zhaojian Inventor after: Yang Geng Inventor after: Sun Xin Inventor before: Li Huaishan Inventor before: Xiang Tao |
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