CN201886531U - Vehicle multi-source information acquiring and transmitting device - Google Patents
Vehicle multi-source information acquiring and transmitting device Download PDFInfo
- Publication number
- CN201886531U CN201886531U CN2009202295011U CN200920229501U CN201886531U CN 201886531 U CN201886531 U CN 201886531U CN 2009202295011 U CN2009202295011 U CN 2009202295011U CN 200920229501 U CN200920229501 U CN 200920229501U CN 201886531 U CN201886531 U CN 201886531U
- Authority
- CN
- China
- Prior art keywords
- module
- vehicle
- data acquisition
- information
- acceleration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides a vehicle multi-source information acquiring and transmitting device which comprises a shell, a circuit board, a data acquiring module, a data acquisition control module, a Bluetooth receiving and transmitting module and a power module. The data acquiring module, the data acquisition control module, the Bluetooth receiving and transmitting module and the power module are arranged on the circuit board, and the circuit board is arranged in shell. The data acquiring module is connected with the data acquisition control module; the data acquisition control module is connected with the Bluetooth receiving and transmitting module; the power module is connected with the data acquiring module, the data acquisition control module and the Bluetooth module respectively to offer power to the modules; the data acquiring module is connected with a vehicle internal ECU (electronic control unit) by an OBD (on-board diagnostics) interface and is also connected with a GPS (global position system) satellite by a satellite link of a GPS system; and an acceleration transducer which is arranged on the data acquiring module is used for acquiring acceleration. The vehicle multi-source information acquiring and transmitting device can be used for comprehensively acquiring multi-source information such as vehicle travelling information, positioning information and the like, and can be used for transmitting the information by Bluetooth, so that electric circuits in a vehicle do not need to be modified, and the vehicle does not need to be internally provided with overmuch wiring harness, therefore, the device is high in precision, good in generality, and convenient to expand.
Description
Technical field
The utility model relates to collection of a kind of vehicle multi-source information and transmitting device, especially can the synthetical collection vehicle traveling information and the multi-source information harvester of locating information, and the transmitting device by the Bluetooth transmission information of vehicles.
Background technology
Information of vehicles relates to driving information, as speed, acceleration, diagnostic trouble code etc., and locating information, comprise longitude, latitude, course etc., the source difference of above-mentioned information.From vehicle interior, acceleration information then needs to obtain by additional sensor as vehicle internal informations such as speed and diagnostic trouble code, and locating information needs GPS positioning systems such as (Global Positioning System) to obtain.
For the vehicle internal informations such as speed in the above-mentioned information, present acquisition method has:
One,, use the GPS receiving equipment to resolve GPS message, therefrom acquisition speed information by the GPS location technology.The problem of this method is: the precision of gps system and the velocity information that time-delay caused are gathered inaccurate problem.Because the renewal rate of GPS is generally 1HZ, make the time-delay that obtaining of velocity information is certain; In addition, the precision of degree of testing the speed depends on positioning systems such as GPS; If adopt the positioning system that bearing accuracy is higher, renewal frequency is high, then have the cost problem.
Two, install sensor and collecting device additional at vehicle interior, the speed of a motor vehicle is measured by the signal that gets access to.The problem of this method is: need reequip vehicle, so that sensor and collecting device are attached to vehicle interior, existing vehicle reequiped then not only there are the big problem of workload, and relate to the problem of car owner's wish, therefore, very big distance is arranged aspect practicality; In addition, this method need be carried out the speed demarcation to different vehicles, therefore has the versatility problem.
Three, directly on vehicle bus, carry out passive listening, obtain the speed of a motor vehicle by the information in the vehicle bus.The problem of this method is: need enter the vehicle bus system, not only can produce the influence of electrical specification aspect to some vehicle interior bus system, and need reequip vehicle; In addition, the vehicle interior bus protocol is numerous, is difficult to realize that the velocity information to all types vehicle obtains, and has the versatility problem.
For obtaining of acceleration information and locating information, adopt external system usually, comprise acceleration transducer, positioning system etc., carry out information acquisition.Owing to do not relate to repacking, therefore be easier to use to vehicle.But, no matter be vehicle interior information, or acceleration information and locating information, present information acquisition system is independently, application to above-mentioned information also is to separate, isolate, and lacks the overall treatment to information of vehicles, thereby is difficult to realize more complicated, abundant application.
Summary of the invention
In order to overcome the isolated problem of gathering of existing vehicle multi-source information, and the versatility of vehicle interior information acquisition, repacking demand and precision problem, the utility model is realized vehicle multi-source information acquisition system by design, come the driving information and the locating information of vehicle are gathered, and realize wireless transmission by bluetooth.Information of vehicles is divided into the vehicle interior information that can obtain from vehicle ECU (Electronic ControlUnit), the sensor information that needs additional sensor to obtain, and locating information.
Because onboard diagnostic system technology (OBD, On-Board Diagnostics) has standard support, present mainstream standard is OBD-II, therefore, has versatility aspect hardware and software; And vehicle carries the universal diagnostic interface substantially at present, therefore, does not have the problem that vehicle is reequiped; In addition, the collection of vehicle interior information is to utilize OBD agreement and vehicle ECU to carry out mutual and get, and therefore, can be guaranteed aspect precision.Can solve versatility, repacking demand and precision problem in the present method so adopt the OBD technology to obtain vehicle interior information.Therefore, for vehicle interior information, as speed, diagnostic trouble code etc., adopt the OBD technology, the universal diagnostic interface that utilizes vehicle to carry is realized the collection of vehicle interior information; For sensor information, as acceleration etc., integrated acceleration transducer and the gyroscope of adding obtains acceleration information by data sampling; For locating information, integrated GPS receiver module obtains longitude, latitude and course information by the parsing to gps navigation message.By integrated collection, can solve the isolated problem of gathering of existing vehicle multi-source information to vehicle interior information, sensor information and locating information.
The utility model adopts the main procedure controller of the LPC2300 series A RM chip of NXP company as data acquisition and control module, data acquisition and control module links to each other with data acquisition module, the collection and the processing of control vehicle interior information, GPS information and acceleration information, utilize the integrated with Bluetooth transceiver module with data by wireless transmission, for the subsequent treatment and the application of information provides the basis.
The technical solution of the utility model is: novel collection of a kind of vehicle multi-source and transmitting device comprise: casing, circuit board, data acquisition module, data acquisition and control module, bluetooth transceiver module, power module.Data acquisition module, data acquisition and control module, bluetooth transceiver module, power module are installed on the circuit board, and circuit board is installed on casing inside.Data acquisition module links to each other with data acquisition and control module; Data acquisition and control module links to each other with the bluetooth transceiver module; Power module links to each other with data acquisition module, data acquisition and control module and bluetooth module respectively, for above-mentioned module provides power supply; Data acquisition module links to each other with vehicle interior ECU by the OBD interface on the one hand, and the satellite link that passes through gps system on the one hand links to each other with gps satellite, gathers for the acceleration transducer that then utilization is mounted thereon that obtains of acceleration.
Further, described data acquisition module comprises: vehicle interior information acquisition interface module, acceleration information acquisition module and GPS information acquisition module.Data acquisition module is by the related data of vehicle interior information acquisition interface module from vehicle interior ECU collection vehicle, by the GPS information acquisition module reading with analysis of GPS message obtained GPS position data and directional information, obtain the acceleration information of vehicle by the acceleration information acquisition module.
Further, described data acquisition and control module comprises: adopting the RICS LPC2300 series CPU based on ARM7TDMI-S is core, built-in multi-channel A, and two-way CAN controller, four serial ports have ethernet controller and USB controller.Built-in 128K～512K FLASH able to programme and 32K～56K RAM, the RC oscillator is contained in inside, and highest running speed is 72MHz.
Further, described bluetooth transceiver module comprises: adopt the bluetooth transceiver module meet up-to-date Bluetooth 2.0 standards, the various information datas from data acquisition and control module are sent to miscellaneous equipment by wireless mode, as gateway etc.; Perhaps receive from miscellaneous equipment, as the data or the instruction of gateway etc.
Further, described power module comprises:
5V DC-DC power module for total system provides power supply input, and provides power supply for vehicle interior information acquisition interface module.
3.3V the linear voltage decreasing module is for the master controller of data acquisition and control module provides power supply;
3.3V power module aims at the GPS information acquisition module power supply is provided, and prevents the influence of other module to the GPS information acquisition module;
Further, described vehicle interior information acquisition interface module comprises:
KWP1281, ISO9141, ISO14230 physical level converter, adopt the ISO9141 transceiver MC33290 of Freescale company and the general physical level translation interface that triode is formed above-mentioned three kinds of agreements, be connected promptly by serial ports and can realize reading above three kinds of protocol informations with data acquisition and control module CPU;
J1850 physical level modular converter, the J1850 transceiver is connected by the serial ports with data acquisition and control module CPU, realizes reading of J1850 protocol information;
The CAN communication interface modules adopts special-purpose CAN transceiver, realizes with the CAN bus of vehicle OBD system mutual.
Further, described acceleration information acquisition module comprises:
The acceleration analysis module adopts 3-axis acceleration sensor, to the automobile all around, three axial acceleration are measured up and down, judge the motion state of car body, the acceleration analysis of three direction of principal axis realization ± 6G;
The measurement of dip angle module adopts the dual spindle gyroscopes sensor, realizes ± 500 ° tilting of car body measurement of angle, comes the corrected acceleration sensor to be subjected to gravitational the influence by the data at inclination angle.
Further, described GPS information acquisition module comprises: the GPS information acquisition module, and the GPS module that adopts built-in location algorithm and message to export, data layout satisfies NEMA 0183 international standard, obtains locating information such as vehicle longitude, latitude, course;
Further, the 3-axis acceleration sensor of acceleration analysis module adopts the MMA7260 of Freescale company to carry out acceleration analysis in the described acceleration information acquisition module.
Further, the dual spindle gyroscopes sensor of measurement of dip angle module adopts the IDG-300 of InvenSense company to carry out measurement of dip angle in the described acceleration information acquisition module.
Further, described GPS information acquisition module adopts the LEA-5H of u-blox company to carry out the GPS message analysis, 2.5 meters of bearing accuracies, and renewal frequency 4Hz, GPS information is exported by serial ports.
Further, the master controller of described data acquisition and control module adopts LPC2368, and adopts outside quartz crystal oscillator as the concussion source.
Further, described bluetooth transceiver module adopts the BC04-EXT of CSR company to communicate by letter with data acquisition and control module, carries out wireless data and sends and receive, and largest data transfer speed is 3Mbps.
Further, the 3.3V linear voltage decreasing module of described power module adopts LM1117-3.3, be the data acquisition and control module power supply, 3.0V power module adopts S-1111/S-1112 series to be the power supply of gps data acquisition module, 5V DC-DC power module adopts LM2576-5 to provide the power supply input for total system, and provides power supply for vehicle interior information acquisition interface module.
The beneficial effects of the utility model are:
1, vehicle multi-source informations such as vehicle interior information, acceleration information and locating information is carried out synthetical collection, make things convenient for other vehicular applications to utilize the vehicle multi-source information to realize sophisticated functions.
2, utilize the OBD technology to obtain vehicle traveling information, avoid changing the vehicle electric circuit and vehicle is reequiped, have advantage aspect precision and the versatility simultaneously;
3, utilize the GPS receiver module of 4Hz, obtain the vehicle position information and the direction of motion information of degree of precision;
4, the Bluetooth transmission mode of information of vehicles is provided,, avoids increasing too much wire harness at vehicle interior as the airlink of vehicle internal information exchange.
5, data acquisition module is connected with data acquisition and control module as external connection module, and convenient expansion can reduce volume simultaneously.
Description of drawings
Fig. 1 is a structured flowchart of the present utility model.
Fig. 2 is a data acquisition and control module circuit diagram of the present utility model.
Fig. 3 is vehicle interior information acquisition interface module of the present utility model and interface circuit figure.
Fig. 4 is a GPS information acquisition module circuit diagram of the present utility model.
Fig. 5 is an acceleration information acquisition module circuit diagram of the present utility model.
Fig. 6 is a bluetooth transceiver module circuit diagram of the present utility model.
Fig. 7 is power module circuitry figure of the present utility model.
Fig. 8 is overall signal of the present utility model and power supply connection layout.
Embodiment
Below in conjunction with accompanying drawing the utility model is elaborated.
Fig. 1 is a structured flowchart of the present utility model, mainly comprise from structure analysis: shell, base plate and expansion module mainly comprise from module analysis: vehicle interior information acquisition interface module, acceleration information acquisition module, GPS information acquisition module, data acquisition and control module, bluetooth transceiver module and power module.
Vehicle interior information acquisition interface module links to each other with data acquisition and control module; The acceleration information acquisition module links to each other with data acquisition and control module; Data acquisition and control module links to each other with data acquisition and control module; The bluetooth transceiver module links to each other with data acquisition and control module; Power module provides power supply for other module.
3.0V power module in acceleration information acquisition module, GPS information acquisition module, bluetooth transceiver module and the power module is an expansion module, and expansion module is installed on the base plate by slot, and base plate is installed on the casing.
Below each module of the utility model is elaborated:
Fig. 2 is the circuit diagram of data acquisition and control module of the present utility model.U01 in the present embodiment adopts LPC2368 as master controller, and controls for other module provides CAN interface, 4 road serial port interfaces, 5 road AD interfaces and multichannel IO.The effect of U01 is a host CPU of the present utility model, is used to carry out data acquisition, processing and transmission work.
Fig. 3 is the circuit diagram of vehicle interior information acquisition interface module of the present utility model and interface.U02 in the present embodiment adopts the MC33290 chip of Freescale company, and U03 adopts the MC33390 chip of Freescale company, and U04 adopts the TJA1050T of PHILIPS Co., and Q01 adopts triode 9014, and J01 adopts 10PIN ox horn joint.
J01 provides power supply and signal for total system.
Also need the L-Line line is activated for KWP1281, provide L-Line signal so Q01 is controlled to be J01 by U01 K-Tx signal.
The effect of U02 is that KWP1281, ISO9141, ISO14230 agreement are carried out the physical level conversion.U02 links to each other with the power supply that J01 provides, and with power module+the 5V power supply links to each other, links to each other by serial ports with U01.U01 can instruct to above three kinds of agreements by operation of serial-port and send and data analysis.The signal that is provided by J01 enters U02, by U02 relatively convert TTL serial ports level to, link to each other with U01 by K-Rx, read by serial mode for U01.When U01 sends signal, link to each other with U02 by K-Tx, U02 carries out voltage transformation to K-Tx and communicates by letter with the K-Line of J01.
The effect of U03 is that the J1850 agreement is carried out the physical level conversion.U03 links to each other with J01 J1850-BUS signal, links to each other with the J01Vobd power supply, links to each other with the serial ports of data acquisition and control module U01.U03 carries out serial communication by judgement and the U01 to the J1850-BUS bus.The signal that while U01 sends communicates by J1850-BUS bus and vehicle OBD-II system by the U03 conversion.
The effect of U04 is the CAN transceiver.U04 is connected with J01 CAN bus signals, links to each other with power module+5V power supply, links to each other with the CAN controller signals of U01.U04 provides interface for U01 and J01 CAN bus, and the differential voltage that receives from J01 CAN bus is carried out signal determining, again by the CAN-Rx communication that links to each other with CAN controller among the U01.When the CAN controller among the U01 carries out the data transmission, by CAN-Tx signal is sent to U04, U04 carries out differential transformation to signal, carries out information interaction by J01 and vehicle.
Fig. 4 is a GPS information acquisition module circuit structure diagram of the present utility model, and in the present embodiment, U05 adopts the LEA-5H module.
The effect of U05 is the GPS information acquisition.U05 receives the gps satellite locating information by gps antenna, after the processing, navigation message with NEMA 0183 form sends to U01 with information such as time, longitude, latitude, courses, gps navigation message is resolved GPS information such as the time of obtaining, longitude, latitude, course by U01 then.U05 is connected with GPS-Tx with the GPS-Rx of U01 by serial ports, and communication protocol satisfies serial port protocol.Carry out data interaction by GPS-Tx and GPS-Rx between U05 and the U01.U05 has used standby button cell, is mainly used in the preservation ephemeris information.
Fig. 5 is an acceleration information acquisition modular circuit structural drawing of the present utility model, and in the present embodiment, U06 adopts the MMA7260 chip of Freescale company, and U07 adopts the IDG-300 chip of InvenSense company.
The effect of U06 is an acceleration information acquisition.The acceleration signal that U06 senses three axles changes into linear voltage and exports respectively, through giving the analog to digital conversion interface of U01 after the RC filtering.Control the sensitivity of U06 by U01 by judging accekeration.Three axle output signal Xout of U06, Yout, Zout are connected with three analog to digital conversion pins of U01 respectively.The sensitivity control end GS1 of U06, GS2 links to each other with the IO of U01.
The effect of U07 is a measurement of dip angle.U07 with front and back and about the dip angle signal of two axles convert linear voltage to and export respectively, through giving the analog to digital conversion interface of U01 after the RC filtering.Two axle output signal X-RATE, the Y-RATE of U07 are connected with two analog to digital conversion pins of U01 respectively.
Fig. 6 is a bluetooth transceiver module circuit structure diagram of the present utility model, and in the present embodiment, U08 adopts the BC04-EXT module.
The effect of U08 is to carry out the data wireless transmitting-receiving by bluetooth approach.U01 sends to U08 with the information of vehicles data that collect by serial ports, and U08 sends these data by the wireless blue tooth mode.U08 is connected with BC04-Tx with the BC04-Rx of U01 by serial ports, and communication protocol satisfies the asynchronous serial port agreement.The data of U01 send to U08 by BC04-Tx, and the data from miscellaneous equipment that U08 receives (as gateway etc.) send to U01 by BC04-Rx.
Fig. 7 is the circuit diagram of power module of the present utility model.U09 adopts the LM2576 chip in the present embodiment, and U10 adopts the S-112B30 chip, and U11 adopts the LM1117 chip.
The effect of U09 is to carry out the DC-DC conversion by obtaining the last Vobd power supply of J01, and output+5V voltage is as the power supply input of U10 and U11, for U03 provides power supply.In order to reduce the impact of Vobd power supply, before inserting U09, add magnetic bead, then in of the input of process capacitor filtering as U09.The output of U09 must be passed through inductance, and the back is using electric capacity to carry out filtering, inserts FEEDBACK and carry out the power supply feedback behind capacitor filtering.
The effect of U10 is to hang down the ripple power supply for the GPS information acquisition module provides high precision.U10 belongs to DC-DC power conversion chip, goes into electric capacity in input supply terminal and out-put supply termination and carries out filtering.
The effect of U11 is to provide power supply for data acquisition and control module.U11 is the linear power supply chip, and the electric current of the highest 800mA can be provided, and in order to improve the stability of power supply, carries out filtering at the U11 input and output side by adding electric capacity.
The U05 power supply links to each other with power module U10, is provided+working power of 3.0V for U05 by power module U10.The power supply of U06, U07 and U08 links to each other with power module U11, is provided+working power of 3.3V for these three modules by power module U11.U01 links to each other with U11, is provided+working power of 3.3V by power module U11.U02, U03 link to each other with U09, are provided+working power of 5V by power module U09.
With Fig. 8 is that example is described workflow of the present utility model:
When present embodiment is connected to vehicle OBD interface, power to total system by J01, U01 carries out system initialization.Initialized work mainly comprises: the work clock of adjusting U01 self, the serial ports of communicating by letter with U02 is set, the serial ports of communicating by letter with U03 is set, the CAN controller of communicating by letter with U04 is set, the serial ports of communicating by letter with U05 is set, the serial ports of communicating by letter with U08 is set, the port that U07 is carried out the AD sampling is set, the port that U06 is gathered and controls is set, carries out setting of initialization acceleration of gravity and AD sampling setting.
U05 carries out satellite-signal by cold start-up or warm start and obtains, and by self program signal is analyzed, and produces NMEA0183 form message and issues U01 by serial ports.
Set up the RFCOMM service after U08 starts and wait for the connection of outside bluetooth client, when with after client is carried out the RFCOMM service and is connected, U01 sends to U08 by serial ports with information, sends by U08 again, and the information that U08 receives sends to U01 by serial ports.
After the U01 initialization finished, system entered running status.
U01 carries out obtaining of the speed of a motor vehicle by serial ports control U02, and (the KW agreement comprises: KWP2000, ISO9141-2 KWP1281) during link, if can get access to the answer of vehicle, then carries out the speed of a motor vehicle by the KW agreement and obtains when initialization KW agreement.If can not get access to the answer of vehicle, illustrate that then this vehicle does not have KW OBD diagnosing protocol, carries out the J1850 agreement and searches.
U01 carries out obtaining of the speed of a motor vehicle by serial ports control U03, when initialization J1850 protocol link, if can get access to the answer of vehicle, then carries out the speed of a motor vehicle by the J1850 agreement and obtains.If can not get access to the answer of vehicle, illustrate that then this vehicle does not have J1850 OBD diagnosing protocol, carries out the ISO15765-4 agreement and searches.
U01 carries out obtaining of the speed of a motor vehicle by serial ports control U04, when initialization ISO15765-4 protocol link, if can get access to the answer of vehicle, then carries out the speed of a motor vehicle by the ISO15765-4 agreement and obtains.If can not get access to the answer of vehicle, illustrate that then this vehicle does not have ISO15765-4 OBD diagnosing protocol, transmission vehicle OBD agreement is searched failure application layer protocol bag and is sent to bluetooth client by U08.Examine such as this moment, system was out of service connect.
System searching is during to a kind of OBD agreement, and when U05 has started, system analyzes the GPS message, obtain longitude and latitude, direction and the UTC clock of vehicle, after the UTC clock being converted to the time in current time zone, being combined into the application layer protocol bag longitude and latitude of vehicle, direction and time are sent to bluetooth client by U08.At this moment, by being carried out car speed, the analysis of OBD agreement obtains, obtain by acceleration is carried out in the collection of U06 and control, and carry out acceleration and correct, speed information, acceleration information are combined into the application layer protocol bag send to bluetooth client by U08 by U07 is gathered.System is circular flow in this way, uses the triggering of GPS message as the information acquisition of system, and the clock in the use GPS message is as timestamp.
After receiving the application layer protocol bag of searching error code by U08 as U01, then stop collection to information of vehicles.According to the OBD agreement of current use, vehicle is carried out error code scanning, the error code that scans is combined into the application layer protocol bag sends to bluetooth client by U08.If do not have error code then send error-free error code application layer protocol bag.After the error code been scanned, system reinitializes.
Claims (13)
1. novel collection of vehicle multi-source and transmitting device comprise: casing, circuit board, data acquisition module, data acquisition and control module, bluetooth transceiver module, power module; It is characterized in that data acquisition module, data acquisition and control module, bluetooth transceiver module, power module are installed on the circuit board, circuit board is installed on casing inside; Data acquisition module links to each other with data acquisition and control module; Data acquisition and control module links to each other with the bluetooth transceiver module; Power module links to each other with data acquisition module, data acquisition and control module and bluetooth module respectively, for above-mentioned module provides power supply; Data acquisition module links to each other with vehicle interior ECU by the OBD interface on the one hand, and the satellite link that passes through gps system on the one hand links to each other with gps satellite, gathers for the acceleration transducer that then utilization is mounted thereon that obtains of acceleration.
2. novel collection of vehicle multi-source according to claim 1 and transmitting device is characterized in that, described data acquisition module comprises: vehicle interior information acquisition interface module, acceleration information acquisition module and GPS information acquisition module; Data acquisition module is by the related data of vehicle interior information acquisition interface module from vehicle interior ECU collection vehicle, by the GPS information acquisition module reading with analysis of GPS message obtained GPS position data and directional information, obtain the acceleration information of vehicle by the acceleration information acquisition module.
3. novel collection of vehicle multi-source according to claim 1 and transmitting device, it is characterized in that, described data acquisition and control module comprises: adopting the RICS LPC2300 series CPU based on ARM7TDMI-S is core, main procedure controller as data acquisition and control module, data acquisition and control module links to each other with data acquisition module, the collection and the processing of control vehicle interior information, GPS information and acceleration information, utilize the integrated with Bluetooth transceiver module with data by wireless transmission, for the subsequent treatment and the application of information provides the basis.
4. novel collection of vehicle multi-source according to claim 1 and transmitting device, it is characterized in that, described bluetooth transceiver module comprises: adopt the bluetooth transceiver module that meets up-to-date Bluetooth 2.0 standards, various information datas from data acquisition and control module are sent to miscellaneous equipment by wireless mode, as gateway etc.; Perhaps receive from miscellaneous equipment, as the data or the instruction of gateway etc.
5. novel collection of vehicle multi-source according to claim 1 and transmitting device is characterized in that, described power module comprises:
5V DC-DC power module adopts LM2576-5, links to each other with automobile OBD interface by 10PIN ox horn joint, inserts 12 volts of OBD power supplys of automobile, for total system provides power supply input, and provides power supply for vehicle interior information acquisition interface module;
3.3V the linear voltage decreasing module adopts LM1117-3.3, for the master controller of data acquisition and control module provides power supply;
3.0V power module adopts S-1111/S-1112 series to aim at the GPS information acquisition module power supply is provided, and prevents the influence of other module to the GPS information acquisition module.
6. novel collection of vehicle multi-source according to claim 2 and transmitting device is characterized in that, described vehicle interior information acquisition interface module comprises:
KWP1281, ISO9141, ISO14230 physical level converter, adopt the ISO9141 transceiver MC33290 of Freescale company and the general physical level translation interface that triode is formed above-mentioned three kinds of agreements, be connected promptly by serial ports and can realize reading above three kinds of protocol informations with data acquisition and control module CPU;
J1850 physical level modular converter, the J1850 transceiver is connected by the serial ports with data acquisition and control module CPU, realizes reading of J1850 protocol information;
The CAN communication interface modules adopts special-purpose CAN transceiver, realizes with the CAN bus of vehicle OBD system mutual.
7. novel collection of vehicle multi-source according to claim 2 and transmitting device is characterized in that, described acceleration information acquisition module comprises:
The acceleration analysis module adopts 3-axis acceleration sensor, to the automobile all around, three axial acceleration are measured up and down, judge the motion state of car body, the acceleration analysis of three direction of principal axis realization ± 6G;
The measurement of dip angle module adopts the dual spindle gyroscopes sensor, realizes ± 500 ° tilting of car body measurement of angle, comes the corrected acceleration sensor to be subjected to gravitational the influence by the data at inclination angle.
8. novel collection of vehicle multi-source according to claim 2 and transmitting device, it is characterized in that, described GPS information acquisition module comprises: the GPS information acquisition module, adopt the GPS module of built-in location algorithm and message output, data layout satisfies the NEMA0183 international standard, obtains locating information such as vehicle longitude, latitude, course;
9. novel collection of vehicle multi-source according to claim 6 and transmitting device is characterized in that, described vehicle interior information acquisition interface module comprises:
KWP1281, ISO9141, ISO14230 physical level converter adopt the MC33290 of Freescale company and K, the L line in triode and the vehicle OBD-II interface to communicate;
J1850 physical level modular converter adopts the MC33390 of Freescale company and the J1850 bus in the vehicle OBD-II interface to communicate;
The CAN communication interface modules adopts the TJA1050T of PHILIPS Co. and the CAN bus in the vehicle OBD-II interface to communicate.
10. novel collection of vehicle multi-source according to claim 7 and transmitting device is characterized in that, the 3-axis acceleration sensor of acceleration analysis module adopts the MMA7260 of Freescale company to carry out acceleration analysis in the described acceleration information acquisition module; The dual spindle gyroscopes sensor of measurement of dip angle module adopts the IDG-300 of InvenSense company to carry out measurement of dip angle in the described acceleration information acquisition module.
11. novel collection of vehicle multi-source according to claim 8 and transmitting device, it is characterized in that described GPS information acquisition module adopts the LEA-5H of u-blox company to carry out the GPS message analysis, 2.5 meters of bearing accuracies, renewal frequency 4Hz, GPS information is exported by serial ports.
12. novel collection of vehicle multi-source according to claim 3 and transmitting device is characterized in that, the master controller of described data acquisition and control module adopts LPC2368, and adopts outside quartz crystal oscillator as the concussion source.
13. novel collection of vehicle multi-source according to claim 4 and transmitting device is characterized in that, described bluetooth transceiver module adopts the BC04-EXT of CSR company to communicate by letter with data acquisition and control module, carries out wireless data and sends and receive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202295011U CN201886531U (en) | 2009-11-06 | 2009-11-06 | Vehicle multi-source information acquiring and transmitting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202295011U CN201886531U (en) | 2009-11-06 | 2009-11-06 | Vehicle multi-source information acquiring and transmitting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201886531U true CN201886531U (en) | 2011-06-29 |
Family
ID=44184080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202295011U Expired - Fee Related CN201886531U (en) | 2009-11-06 | 2009-11-06 | Vehicle multi-source information acquiring and transmitting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201886531U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103700160A (en) * | 2013-12-31 | 2014-04-02 | 江苏中寰卫星导航通信有限公司 | Motor vehicle onboard terminal based on microsensor and driving behavior judgment method |
| CN103778688A (en) * | 2014-01-13 | 2014-05-07 | 深圳市元征科技股份有限公司 | Car operation data acquisition device based on car diagnosis technology |
| CN103794038A (en) * | 2012-10-12 | 2014-05-14 | 中国北车股份有限公司 | Train equipment wireless measuring system and method |
| CN103963771A (en) * | 2014-05-24 | 2014-08-06 | 曲保章 | Car brake controller with Bluetooth function |
| CN104753551A (en) * | 2013-12-31 | 2015-07-01 | 中国移动通信集团公司 | Vehicle-mounted terminal device, driving consumption data acquiring method and system |
| CN106657745A (en) * | 2016-12-30 | 2017-05-10 | 北京航空航天大学 | Vehicle-mounted data collection system of multi-source GPS data and monocular images |
| CN106708093A (en) * | 2017-01-17 | 2017-05-24 | 广东容祺智能科技有限公司 | Multistage intelligent unmanned aerial vehicle (UAV) throwing system |
| CN106803338A (en) * | 2017-03-27 | 2017-06-06 | 吉林大学 | A kind of intelligent radio system for gathering and processing tyre accelerations signal |
| CN106813659A (en) * | 2015-11-27 | 2017-06-09 | 上海乐相科技有限公司 | A kind of sensor device |
| US9817022B2 (en) | 2013-12-05 | 2017-11-14 | Huawei Device Co., Ltd. | Method and apparatus for determining vehicle acceleration |
| WO2018113075A1 (en) * | 2016-12-21 | 2018-06-28 | 深圳市元征科技股份有限公司 | Vehicle data acquisition and diagnosis module |
| CN109240155A (en) * | 2018-09-06 | 2019-01-18 | 武汉锐科控制系统有限公司 | A kind of multi-data source vehicular data acquisition system and method |
| CN110411532A (en) * | 2012-04-13 | 2019-11-05 | 外托尼克斯有限公司 | Movable property data logger and transmitter |
-
2009
- 2009-11-06 CN CN2009202295011U patent/CN201886531U/en not_active Expired - Fee Related
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110411532A (en) * | 2012-04-13 | 2019-11-05 | 外托尼克斯有限公司 | Movable property data logger and transmitter |
| CN103794038A (en) * | 2012-10-12 | 2014-05-14 | 中国北车股份有限公司 | Train equipment wireless measuring system and method |
| US9817022B2 (en) | 2013-12-05 | 2017-11-14 | Huawei Device Co., Ltd. | Method and apparatus for determining vehicle acceleration |
| CN104753551B (en) * | 2013-12-31 | 2017-06-20 | 中国移动通信集团公司 | A kind of vehicle-mounted terminal equipment, the acquisition method of driving usage data and system |
| CN104753551A (en) * | 2013-12-31 | 2015-07-01 | 中国移动通信集团公司 | Vehicle-mounted terminal device, driving consumption data acquiring method and system |
| CN103700160B (en) * | 2013-12-31 | 2016-07-13 | 江苏中寰卫星导航通信有限公司 | Carried on vehicle terminal and driving behavior determination methods based on microsensor |
| CN103700160A (en) * | 2013-12-31 | 2014-04-02 | 江苏中寰卫星导航通信有限公司 | Motor vehicle onboard terminal based on microsensor and driving behavior judgment method |
| CN103778688A (en) * | 2014-01-13 | 2014-05-07 | 深圳市元征科技股份有限公司 | Car operation data acquisition device based on car diagnosis technology |
| CN103963771A (en) * | 2014-05-24 | 2014-08-06 | 曲保章 | Car brake controller with Bluetooth function |
| CN106813659A (en) * | 2015-11-27 | 2017-06-09 | 上海乐相科技有限公司 | A kind of sensor device |
| WO2018113075A1 (en) * | 2016-12-21 | 2018-06-28 | 深圳市元征科技股份有限公司 | Vehicle data acquisition and diagnosis module |
| CN106657745B (en) * | 2016-12-30 | 2019-07-23 | 北京航空航天大学 | A kind of vehicular collecting system of multi-source GPS data and monocular image |
| CN106657745A (en) * | 2016-12-30 | 2017-05-10 | 北京航空航天大学 | Vehicle-mounted data collection system of multi-source GPS data and monocular images |
| CN106708093A (en) * | 2017-01-17 | 2017-05-24 | 广东容祺智能科技有限公司 | Multistage intelligent unmanned aerial vehicle (UAV) throwing system |
| CN106803338A (en) * | 2017-03-27 | 2017-06-06 | 吉林大学 | A kind of intelligent radio system for gathering and processing tyre accelerations signal |
| CN109240155A (en) * | 2018-09-06 | 2019-01-18 | 武汉锐科控制系统有限公司 | A kind of multi-data source vehicular data acquisition system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201886531U (en) | Vehicle multi-source information acquiring and transmitting device | |
| CN203340099U (en) | Vehicle performance data acquisition system | |
| CN106941395B (en) | A kind of vehicle carried pick device and localization method | |
| CN201145578Y (en) | Built-in type vehicle mounted combined navigator | |
| CN208383180U (en) | A kind of data collection system and unmanned vehicle based on unmanned plane performance monitoring | |
| CN104994601A (en) | 4G vehicle smart terminal system | |
| CN102307231B (en) | Remote diagnostic apparatus and work system thereof | |
| CN201268289Y (en) | Vehicle mounted estimation navigation and multimedia platform system based on controller local area network bus | |
| CN109342080B (en) | Vehicle reliability test data collection analysis system based on gyroscope | |
| CN103606206B (en) | A kind of motoring condition cognitive method using motoring condition sensing device | |
| CN103217693A (en) | Vehicle navigation and remote service terminal, system and method based on beidou satellite system | |
| CN107168301A (en) | A kind of intelligent vehicle-carried diagnostic system monitored based on remote platform | |
| CN101071069A (en) | On-board driving information wireless transceiving device | |
| CN106094664A (en) | A kind of on-vehicle information data acquisition monitoring system | |
| CN111398988A (en) | Integrated intelligent networked automobile automatic driving domain controller system | |
| CN115060505A (en) | Emergency lane keeping test system and method for high-precision positioning of meeting scene | |
| CN101576386B (en) | Micro-inertial navigation system and method | |
| Svendsen et al. | Electric vehicle data acquisition system | |
| CN102508464A (en) | Building device for vehicular sensor network platform | |
| CN205959389U (en) | Vehicle multi -source information acquiring and transmitting device | |
| CN111879309A (en) | Vehicle-mounted positioning data integration device and method thereof | |
| CN104898503A (en) | Multi-sensor automobile racing state information acquisition system | |
| CN109916362B (en) | Method and system for detecting rotation angle of steering wheel | |
| CN208508919U (en) | A kind of transmitting of real time traffic data multichannel and receiver based on the communication of vehicle vehicle | |
| CN206863228U (en) | High iron positioning device thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110629 Termination date: 20141106 |
|
| EXPY | Termination of patent right or utility model |