CN201166867Y - Apparatus for measuring road - Google Patents
Apparatus for measuring road Download PDFInfo
- Publication number
- CN201166867Y CN201166867Y CNU200820056495XU CN200820056495U CN201166867Y CN 201166867 Y CN201166867 Y CN 201166867Y CN U200820056495X U CNU200820056495X U CN U200820056495XU CN 200820056495 U CN200820056495 U CN 200820056495U CN 201166867 Y CN201166867 Y CN 201166867Y
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- 238000012545 processing Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 abstract description 7
- 230000006855 networking Effects 0.000 abstract description 2
- 239000004020 conductor Substances 0.000 abstract 2
- 238000004891 communication Methods 0.000 description 17
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000005388 cross polarization Methods 0.000 description 1
- 238000013480 data collection Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 210000003813 thumb Anatomy 0.000 description 1
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Abstract
The utility model relates to a roadside device, which is characterized in that a lightning conductor, a RF transceiver unit, a data processing unit, a secure key unit, an arousing signal transmitting unit, a PMU and an interface unit are included; the data processing unit is respectively connected with the lightning conductor, the RF transceiver unit, the secure key unit, the arousing signal transmitting unit, the PMU and the interface unit; the RF transceiver unit is connected with an antenna element. The roadside device has the advantages that the procedures such as the traffic record of a user, the toll counting, the charging and accounting, etc. are completed in time when a vehicle passes through the entry and the exit of a highway; the user can pass without stopping, while all charging and accounting procedures including multiple information checking can be completely accomplished within 270 milliseconds; the electronic charging can be embodied completely; the rapid networking charging of the highway is supported.
Description
Technical field
The utility model relates to a kind of trackside device, relates in particular to the employed trackside device of a kind of highroad toll collection system, belongs to the highway toll technical field.
Background technology
The employed equipment of various highroad toll collection systems of prior art, except majority adopted manual toll collection, present disclosed E-payment system equipment, no-stop charging system equipment all adopted amplitude shift keying (ASK) modulation system.Said system equipment all exists: frequency of operation poor stability, frequency drift; 500Kb/s hangs down communication speed; Problem or defectives such as manufacturability difference.
Summary of the invention
The purpose of this utility model provides a kind of vehicle and enters the drive-in toll passage trackside device of charge automatically.
For realizing above purpose, the technical solution of the utility model provides a kind of trackside device, it is characterized in that, form by lightning protection, RF Transmit-Receive Unit, data processing unit, safe key unit, wake-up signal transmitter unit, Power Management Unit and interface unit, data processing unit is connected with interface unit with lightning protection, RF Transmit-Receive Unit, safe key unit, wake-up signal transmitter unit, Power Management Unit respectively, and the RF Transmit-Receive Unit is connected with antenna element.
It is the 5.8GHz wireless radio frequency modules of FSK radio frequency chip and the control module that is used for lane control, data acquisition and processing that the utility model has adopted working method; Car-mounted device is installed in the vehicle, when this vehicle enters the drive-in toll feeder connection, the inside that the freeway toll station trackside is installed has the trackside device of 5.8GHz less radio-frequency mould to receive the information of vehicles that car-mounted device sends by the radio frequency communication mode equally, and after from database, accessing the coupling vehicle data, enter the inlet transaction flow by the radio frequency communication mode, inbound communication is write in the two interface C PU cards that are inserted in car-mounted device, let pass, store recording, and be uploaded to the control data corporation of highway data acquisition processing system; When this vehicle passes through outlet, the information of missing the stop in two interface C PU cards that the road measurement apparatus of freeway toll station mouth reads the information of vehicles that is logged in the car-mounted device, be inserted in car-mounted device, and after from database, accessing the coupling vehicle data, enter the outlet transaction flow by the radio frequency communication mode, the clearing toll, write down outbound information, and be uploaded to the control data corporation of highway data handling system.
The utility model has the advantages that link real time implementations such as the current record of user, toll calculating, charge clearing are finished when making vehicle through expressway access, outlet, the user is current does not stop, and all charge clearing links, comprise repeatedly information checking, only in 270 milliseconds, all finish, the electronization charge is embodied completely, supports the quick networked fee collection of highway.
Description of drawings
Fig. 1 is a kind of trackside apparatus structure synoptic diagram;
Fig. 2 is a RF Transmit-Receive Unit structural representation;
Fig. 3 is a wake-up signal transmitter unit structural representation;
Fig. 4 is the interface unit synoptic diagram;
Fig. 5 is trackside device portal communication flow figure;
Fig. 6 is trackside device outlet communication flow figure.
Embodiment
The utility model is described in further detail below in conjunction with drawings and Examples.
Embodiment
As shown in Figure 1, be a kind of trackside apparatus structure synoptic diagram, a kind of trackside device, it is characterized in that, form by lightning protection, RF Transmit-Receive Unit, data processing unit, safe key unit, wake-up signal transmitter unit, Power Management Unit and interface unit, data processing unit is connected with interface unit with lightning protection, RF Transmit-Receive Unit, safe key unit, wake-up signal transmitter unit, Power Management Unit respectively, and the RF Transmit-Receive Unit is connected with antenna element.
The microprocessor that data processing unit uses is the LPC2132 single-chip microcomputer of NXP company, LPC2132 is based on 16/32 ARM7TDMI-S CPU that supports real-time simulation and tracking, and having the high speed Flash storer that 64k byte (kB) embeds, the memory interface of 128 bit widths and unique accelerating structure can move 32 codes under maximum clock speed.Have the application of strict control can use 16 Thumb patterns that code size is reduced to code size and surpass 30%, and the loss of performance is very little.
Because LPC2132 adopts very little 64 pin encapsulation, extremely low power consumption, a plurality of 32 bit timing devices, 8 tunnel 10 ADC, PWM outputs and reaches 4 external interrupt, this makes them be specially adapted to Industry Control, medical system, access control and electronic cash register applications such as (POS).Because the built-in serial communication interface of wide region, it also is very suitable for communication gate, protocol converter, embedded software modulator-demodular unit and other various types of application.Cooperate other devices that Ethernet, 802.11 and the USB function can also be provided.
The major technique characteristics are as follows:
(1) 32 ARM7TDMI-S nuclear, extra small LQFP and HVQFN encapsulation;
(2) 16kB on-chip SRAM;
(3) Flash program storage in the 64KB sheet;
(4) 128 bit wide interface/accelerator can be realized the frequency of operation up to 60MHz;
(5) be implemented in systems programming (ISP) by boot load module in the sheet and at application programming (IAP);
(6) Embedded ICE can realize breakpoint and observation point;
(7) embedded tracking macroelement (ETM) supports that run time version is carried out glitch-free high-speed real-time to be followed the tracks of;
(8) 10 A/D converters are low to moderate 2.44 μ s switching time;
(9) CAN interface has advanced examination wave filter;
(10) a plurality of serial line interfaces comprise 2 16C550 industrial standard UART, High Speed I
2C interface (400kHz) and 2 SPI interfaces.
The safe key unit provides and has met PSAM card and 4 deck interfaces that IS07816 requires, and supports the transparent instruction manipulation to the PSAM card that meets PBOC financial security transaction code requirement.The setting of safe key unit makes interregional networking become possibility.
What antenna element used is small-sized 16 unit patch array antenna.
The major technique characteristics are as follows:
(1) this antenna belongs to the micro-strip paster antenna battle array, has characteristics such as thin profile, the volume of microstrip antenna be little, in light weight, and the size of designing antenna battle array has only 150*160*1.5mm.
(2) this antenna lobe width is narrow, and high directivity, its surface level half power lobe width are less than 20 degree, and vertical half power lobe width is less than 30 degree.
(3) this antenna gain Gain height can reach 18dbi, and under the condition of same label antenna equal-wattage, operating distance is far away, and directionality is good.
What (4) this two antenna polarization modes adopted is right-handed circular polarization.Antenna circular polarisation technology has avoided car-mounted device antenna and trackside device Antenna Positioning to be forbidden in application, the unmatched situation of polarization appears, thereby influence the transmission of signal between car-mounted device and the trackside device, the situation of cross polarization mismatch can appear in serious situation.Antenna element adopts the circular polarisation design in this antenna array design, the circular polarisation technology that feeding network also adopts, thus guarantee that the antenna axial ratio that designs is more satisfactory.
(5) because this operating frequency of antenna is 5.8GHz, in that to add man-hour very sensitive to mismachining tolerance, debug process is difficulty relatively also, therefore by adopting high production technology to guarantee the antenna array performance.
The utility model adopts the powered battery mode, so battery plays crucial effect for the practical application of product serviceable life, by Power Management Unit, will make the most of the time of system be in dormant state.In the signal that does not receive 5.8GHz, total system nearly all is in sleep state, and power consumption has only several milliamperes.Behind the signal that receives 5.8GHz, total system is waken up at once, and is in running order, switches to dormant state behind the end-of-job again immediately.
As shown in Figure 2, be RF Transmit-Receive Unit structural representation, described RF Transmit-Receive Unit is by dc rectifier, the MCU interface, data buffer unit, oscillator, chip, power amplifier unit, low-pass filter unit, low noise amplifier, the bias current unit, duplexer, interface 1-4 forms, 7 of MCU interface, 23,43,51,63 pin pass through dc rectifier, 61 of oscillator and chip, 62 pin connect, 33 of MCU interface, 34 pin are by 30 of data buffer unit and chip, 32 pin connect, 35 of MCU interface, 36,38,40,39 pin respectively with 5 of chip, 4,2,1,6 pin connect, 31 pin of MCU interface are connected with power amplifier unit by power amplifier switch, power amplifier unit is connected with interface 1,21 pin of chip pass through power amplifier unit, low-pass filter unit is connected with duplexer, 17 pin of chip are connected with interface 4 with low noise amplifier respectively, low noise amplifier is connected with the bias current unit with low-pass filter unit respectively, low-pass filter unit is connected with duplexer, duplexer respectively with interface 2,3 connect.
The RF Transmit-Receive Unit is that (adopted modulation system is the 5.8GHz chip of FSK to the 5.8GHz radio frequency for Radio Frequency, RF) Transmit-Receive Unit.
The major technique characteristics are as follows:
(1) FSK modulating/demodulating mode;
(2) message transmission rate can be set to 1-1.5Mb/s;
(3) sensitivity is-103dBm;
(4) output power is 0dBm;
(5) adjustable voltage is 2.7 ~ 3.6V in the chip.
This chip is in the communication of 5.8GHz ISM band, even also can provide clear, reliable communication very close to wireless lan (wlan), bluetooth and micro-wave oven.1-1.5Mbps but data rate shortens and Direct swquence spread spectrum its data transmission period, stand-by period, reduced interference, increased battery life.This chip provides complete 5.8GHz radio to solve scheme.
As shown in Figure 3, be wake-up signal transmitter unit structural representation, described wakeup unit is made up of power amplifier unit and square-wave generator, and power amplifier unit is connected with square-wave generator.
Wakeup unit makes that total system is waken up at once, and is in running order, switches to dormant state behind the end-of-job again immediately after the utility model receives the signal of 5.8GHz, and the main effect of this module is power saving.
As shown in Figure 4, be the interface unit synoptic diagram, described interface unit is made up of RS485 interface, RS232 interface, USB interface and Ethernet interface, and RS485 interface, RS232 interface, USB interface and Ethernet interface are connected with data processing unit respectively, to make things convenient for the different application of client.
As Fig. 5, shown in 6, be trackside device communication flow figure, during use, the utility model is installed in the expressway entrance and exit place, when the vehicle that car-mounted device is installed enters the highway station entrance, the utility model of porch carries out communication by the mode of less radio-frequency and the car-mounted device of vehicle, read information of vehicles and two interface C PU card information and upload to the highway data acquisition processing system, the highway data acquisition system (DAS) enters the inlet transaction flow by the radio frequency communication mode access the coupling vehicle data from database after, inbound communication is write in two interface C PU cards, let pass, store recording, and be uploaded to the control data corporation of highway data acquisition processing system; When the vehicle that car-mounted device is installed enters expressway exit, the utility model in exit carries out communication by the mode of less radio-frequency and the car-mounted device of vehicle, read information of vehicles and two interface C PU card information, comprise the information of missing the stop etc., after the highway data acquisition processing system accesses from database and let pass to handle and access the coupling vehicle data behind the coupling vehicle data from database, enter the outlet transaction flow by the radio frequency communication mode, payment settlement, withhold, write down outbound information, and be uploaded to the control data corporation of road data collection disposal system.
When vehicle entered the drive-in toll feeder connection, the utility model of porch also write relevant information on car-mounted device when reading information of vehicles; When this vehicle passed through outlet, the utility model in exit read this relevant information and writes relevant information again.
Claims (4)
1. trackside device, it is characterized in that, form by lightning protection, RF Transmit-Receive Unit, data processing unit, safe key unit, wake-up signal transmitter unit, Power Management Unit and interface unit, data processing unit is connected with interface unit with lightning protection, RF Transmit-Receive Unit, safe key unit, wake-up signal transmitter unit, Power Management Unit respectively, and the RF Transmit-Receive Unit is connected with antenna element.
2. a kind of car-mounted device according to claim 1, it is characterized in that, described RF Transmit-Receive Unit is by dc rectifier, the MCU interface, data buffer unit, oscillator, chip, power amplifier unit, low-pass filter unit, low noise amplifier, the bias current unit, duplexer, interface 1-4 forms, 7 of MCU interface, 23,43,51,63 pin pass through dc rectifier, 61 of oscillator and chip, 62 pin connect, 33 of MCU interface, 34 pin are by 30 of data buffer unit and chip, 32 pin connect, 35 of MCU interface, 36,38,40,39 pin respectively with 5 of chip, 4,2,1,6 pin connect, 31 pin of MCU interface are connected with power amplifier unit by power amplifier switch, power amplifier unit is connected with interface 1,21 pin of chip pass through power amplifier unit, low-pass filter unit is connected with duplexer, 17 pin of chip are connected with interface 4 with low noise amplifier respectively, low noise amplifier is connected with the bias current unit with low-pass filter unit respectively, low-pass filter unit is connected with duplexer, duplexer respectively with interface 2,3 connect.
3. a kind of car-mounted device according to claim 1 is characterized in that described wakeup unit is made up of power amplifier unit and square-wave generator, and power amplifier unit is connected with square-wave generator.
4. a kind of car-mounted device according to claim 1, it is characterized in that, described interface unit is made up of RS485 interface, RS232 interface, UEB interface and Ethernet interface, and RS485 interface, RS232 interface, UEB interface and Ethernet interface are connected with data processing unit respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820056495XU CN201166867Y (en) | 2008-03-24 | 2008-03-24 | Apparatus for measuring road |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820056495XU CN201166867Y (en) | 2008-03-24 | 2008-03-24 | Apparatus for measuring road |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201166867Y true CN201166867Y (en) | 2008-12-17 |
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ID=40192259
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820056495XU Expired - Fee Related CN201166867Y (en) | 2008-03-24 | 2008-03-24 | Apparatus for measuring road |
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| CN (1) | CN201166867Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103258353A (en) * | 2013-05-02 | 2013-08-21 | 无锡昶达信息技术有限公司 | Non-stop electronic toll collection system radio frequency receiving and sending module |
| CN106558117A (en) * | 2016-09-29 | 2017-04-05 | 深圳成谷科技有限公司 | Curb parking charging method and system |
| CN112070917A (en) * | 2020-09-30 | 2020-12-11 | 广州市埃特斯通讯设备有限公司 | Communication conversion device applied to ETC parking lot |
| US11330410B2 (en) | 2018-04-03 | 2022-05-10 | Corning Research & Development Corporation | Pathside communication relay (PCR) for collecting and distributing pathside data among client devices |
| CN114822021A (en) * | 2022-04-08 | 2022-07-29 | 深圳市金溢科技股份有限公司 | Vehicle-road cooperation method and device, computer equipment and storage medium |
-
2008
- 2008-03-24 CN CNU200820056495XU patent/CN201166867Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103258353A (en) * | 2013-05-02 | 2013-08-21 | 无锡昶达信息技术有限公司 | Non-stop electronic toll collection system radio frequency receiving and sending module |
| CN106558117A (en) * | 2016-09-29 | 2017-04-05 | 深圳成谷科技有限公司 | Curb parking charging method and system |
| US11330410B2 (en) | 2018-04-03 | 2022-05-10 | Corning Research & Development Corporation | Pathside communication relay (PCR) for collecting and distributing pathside data among client devices |
| CN112070917A (en) * | 2020-09-30 | 2020-12-11 | 广州市埃特斯通讯设备有限公司 | Communication conversion device applied to ETC parking lot |
| CN114822021A (en) * | 2022-04-08 | 2022-07-29 | 深圳市金溢科技股份有限公司 | Vehicle-road cooperation method and device, computer equipment and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Beijing e-sea Beijing Science & Technology Co Ltd Assignor: Shanghai Super Dragon Applied Software Development Co., Ltd. Contract fulfillment period: 2008.9.20 to 2013.9.19 Contract record no.: 2009310000227 Denomination of utility model: Apparatus for measuring road Granted publication date: 20081217 License type: Exclusive license Record date: 20090918 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.9.20 TO 2013.9.19; CHANGE OF CONTRACT Name of requester: BEIJING EZCOMM TECHNOLOGY CO.,LTD. Effective date: 20090918 |
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| ASS | Succession or assignment of patent right |
Owner name: BEIJING EZCOMM TECHNOLOGY CO.,LTD. Free format text: FORMER OWNER: SHANGHAI YILONG APPLICATION SOFTWARE DEVELOPMENT CO., LTD. Effective date: 20100309 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200233 ROOM 404, NO.120, SHUIDIAN ROAD, SHANGHAI CITY TO: 201108 203, BUILDING 1, NO.8, HANGFENG ROAD, FENGTAI SCIENCE CITY, BEIJING CITY |
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| TR01 | Transfer of patent right |
Effective date of registration: 20100309 Address after: 201108 1, building 8, 203, Feng Feng Road, Fengtai, Beijing Patentee after: Beijing e-sea Beijing Science & Technology Co Ltd Address before: 200233 water circuit 120, room 404, Shanghai Patentee before: Shanghai Super Dragon Applied Software Development Co., Ltd. |
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| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 100070 Beijing Science City of Fengtai District Xinghuo Road No. 1 building 12 layer B1 Changning Patentee after: Beijing e-sea Beijing Science & Technology Co Ltd Address before: 201108 1, building 8, 203, Feng Feng Road, Fengtai, Beijing Patentee before: Beijing e-sea Beijing Science & Technology Co Ltd |
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| DD01 | Delivery of document by public notice |
Addressee: Beijing e-sea Beijing Science & Technology Co Ltd Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Beijing e-sea Beijing Science & Technology Co Ltd Document name: Notification to Pay the Fees |
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| DD01 | Delivery of document by public notice |
Addressee: Beijing e-sea Beijing Science & Technology Co Ltd Document name: Notification of Termination of Patent Right |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081217 Termination date: 20150324 |
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| EXPY | Termination of patent right or utility model |