CN201298292Y - GPS terminal device with acceleration sensor - Google Patents
GPS terminal device with acceleration sensor Download PDFInfo
- Publication number
- CN201298292Y CN201298292Y CNU200820165904XU CN200820165904U CN201298292Y CN 201298292 Y CN201298292 Y CN 201298292Y CN U200820165904X U CNU200820165904X U CN U200820165904XU CN 200820165904 U CN200820165904 U CN 200820165904U CN 201298292 Y CN201298292 Y CN 201298292Y
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- gps
- acceleration transducer
- end device
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- central processing
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Abstract
A GPS(global positioning system) terminal device with an acceleration sensor belongs to the technical field of electronic monitoring equipment for vehicles, and comprises a central processing system of an MCU (maintenance control unit) and a human-computer interaction interface which are in matched connection with each other. The GPS terminal device is characterized in that the MCU central processing system is in matched connection with a GPRS (general package radio service) module and a GPS module; and the input terminal of the MCU central processing system is connected with a collision detection module. The GPS terminal device with the acceleration sensor has the advantage of novel and reasonable conception, carries out omnibearing collision judgment, plays back the trace displacement during a collision process through collision monitoring technology, assists speed measurement when no signal is gotten in GPS, realizes automatic warning and emergency help, and can help traffic police in law enforcement, claim settlement and disaster relief, thereby realizing the intelligent management of vehicle fleet.
Description
Technical field
The utility model belongs to the vehicle electronic monitoring equipment technical field, is specifically related to a kind of GPS end device that vehicle, boats and ships operation information is carried out the band acceleration transducer of conduct monitoring at all levels management.
Background technology
Development along with society, people are to vehicle, ship-handling, the requirement of scheduling is more and more higher, not only need to determine vehicle, vessel's position, also need vehicle, the video record of boats and ships, warning message, data such as running status are monitored in real time and are handled, Mobile Monitor and Position System based on global positioning satellite (GPS) and wireless communication networks has all obtained fast development in countries in the world, and demonstrate powerful growth momentum, the GPS terminal device is to be accompanied by the maturation of GPS technology and cordless communication network technology and progressively to grow up, GPS technology based on maturation, with geographic information computer system (GIS), computer database system, digital radio communication (GSM) technology and computer network combine together, realize moving vehicle, the round-the-clock monitoring of boats and ships, report to the police, commander, antitheft and the scheduling.And the GPS end device of widespread usage in the market, can't comprehensively carry out collision judgment, can't the playback trajectory displacement change, can't provide original collision evidence to traffic hazard to operating vehicle, thereby can not satisfy the traffic police demand, thereby bring puzzlement for vehicle, ship-handling.
The utility model content
The utility model aims to provide a kind of based on the drive recorder technology, comprehensively adopts the GPS end device technical scheme of the band acceleration transducer of three-dimensional impact monitoring technology, GPRS and GPS technology, to overcome problems of the prior art.
Described a kind of GPS end device with acceleration transducer, comprise the MCU central processing system and the Man Machine Interface that are connected, it is characterized in that be connected on the MCU central processing system GPRS module, GPS module, the input end connection of MCU central processing system is provided with the collision detection module.
Described a kind of GPS end device with acceleration transducer is characterized in that described collision detection module is connected and is constituted by X-axis acceleration transducer, Y-axis acceleration transducer, Z axle acceleration sensor and multiselect one multiplexer, signal conditioning circuit, signal amplification circuit, analog to digital converter.
Described a kind of GPS end device with acceleration transducer is characterized in that described MCU central processing system comprises arm processor and is connected the memory module that cooperates with it that arm processor adopts the ARM embedded structure.
Described a kind of GPS end device with acceleration transducer is characterized in that the RS232 communication interface that is connected on the described MCU central processing system.
Described a kind of GPS end device with acceleration transducer is characterized in that described Man Machine Interface comprises the connecting interface of display, language play back system, microphone and/or LED light.
Described a kind of GPS end device with acceleration transducer is characterized in that described GPS module comprises gps antenna and the GPS receiver that is connected.
Described a kind of GPS end device with acceleration transducer is characterized in that described MCU central processing system input end connection is provided with the vibration detection module and/or the CAN bus is expanded module.
Described a kind of GPS end device with acceleration transducer is characterized in that described LED light comprises the power light that is used for electric power thus supplied and battery electric quantity and shows, is used for the GPS pilot lamp that GPS positioning signal state shows and/or is used for the GPRS pilot lamp that the GPRS communication state shows.
Described a kind of GPS end device with acceleration transducer is characterized in that described vibration detection module is connected by vibration transducer and signal conditioning circuit, shaping circuit to constitute.
Described a kind of GPS end device with acceleration transducer is characterized in that described CAN bus expansion module is connected and is constituted by CAN bus interface circuit and CAN bus transceiver, CAN bus controller.
Above-mentioned a kind of GPS end device with acceleration transducer is novel, reasonable, by the collision monitoring technology, carry out comprehensive collision judgment, trajectory displacement in the playback collision process, when no gps signal, auxiliary speed metering realizes alarm, flash appeal automatically, helps traffic police, Claims Resolution and disaster relief; Thereby realize the intelligent management of fleet vehicle.
Description of drawings
Fig. 1 is the utility model structured flowchart;
Fig. 2 is the structured flowchart of described collision detection module;
Fig. 3 is the structured flowchart of described vibration detection module;
Fig. 4 is the structured flowchart that described CAN bus is expanded module;
Among the figure: 1-GPRS module, 2-GPS module, 3-Man Machine Interface, 4-RS232 communication interface, 5-MCU central processing system, 6-collision detection module, 6a-X-axis acceleration transducer, 6b-Y-axis acceleration transducer, 6c-Z axle acceleration sensor, 6d-multiselect one multiplexer, 6e-signal conditioning circuit, 6f-signal amplification circuit, 6g-analog to digital converter, 7-vibration detection module, 7a-vibration transducer, 7b-signal conditioning circuit, 7c-shaping circuit, 8-CAN bus is expanded module, 8a-CAN bus interface circuit, 8b-CAN bus transceiver, 8c-CAN bus controller.
Embodiment
Now the utility model is described in further detail in conjunction with Figure of description.
As shown in the figure, a kind of GPS end device with acceleration transducer is connected with Man Machine Interface 3, GPRS module 1, GPS module 2, RS232 communication interface 4 and collision detection module 6 by MCU central processing system 5 and constitutes.Collision detection module 6 is connected with the input end of MCU central processing system 5, is connected and is constituted by X-axis acceleration transducer 6a, Y-axis acceleration transducer 6b, Z axle acceleration sensor 6c and multiselect one multiplexer 6d, signal conditioning circuit 6e, signal amplification circuit 6f, analog to digital converter 6g.X-axis acceleration transducer 6a, Y-axis acceleration transducer 6b, Z axle acceleration sensor 6c can adopt MMA7455 type acceleration transducer etc.; can set 7 switching value inputs as required; comprise the travel collection of master data information such as the vehicle that is used for ACC, storage battery, voltage, door contact interrupter, urgent knob; be offset by the 3-axis acceleration sensor monitoring vehicle; infer algorithm by three-dimensional and can accurately calculate the vehicle shift value; auxiliary velocity survey when not having gps signal is to realize that three-dimensional impact is judged and the accident track is paid a return visit.Described MCU central processing system 5 comprises arm processor and is connected the memory module of cooperation with it, wherein arm processor adopts the ARM embedded structure, have characteristics such as processing speed height, processing power is strong, establishment is succinct, cost is suitable, can be applied to complicated supervisory system, compare simultaneously with the used Single Chip Microcomputer (SCM) system of tradition, adopt the arm processor in design can spare interface, for the systemic-function expansion provides wider space; Memory module is used to store arm processor to The results of data processing, mainly contains FLASH chip type and iron chains chip type, and the FLASH chip type adopts the NX25P40 chip, and the iron chains chip type adopts the FM24CL64 chip.Described GPS module 2 comprises gps antenna and the GPS receiver that is connected, adopt the E580UMH chip structure, be used to receive gps satellite signal, and can be transferred to gprs system, arrive Surveillance center by wireless network transmissions at last, realize the satnav of terminal device.Described GPRS module 1 adopts the GTM900-B of Huawei chip, be mainly used in and Surveillance center between set up the wireless transfer channel of data, and can engage realization with microphone to remote monitoring is carried out at the scene.Described Man Machine Interface 3 comprises the connecting interface of display, language play back system, microphone and/or LED light, and LED light wherein comprises the power light that is used for electric power thus supplied and battery electric quantity and shows, be used for the GPS pilot lamp that GPS positioning signal state shows and/or be used for the GPRS pilot lamp that the GPRS communication state shows; Attachable display mainly adopts LED to show, also can adopt external display; The language play back system that adopts is made of speech play unit and loudspeaker, and the speech play unit adopts news to fly the 4040/XFS3011 chip, is used to realize voice play function; The microphone that connects is mainly used in the on-the-spot sound monitoring of vehicle.
Above-mentioned a kind of GPS end device with acceleration transducer can be provided with vibration detection module 7 and/or CAN bus expansion module 8 by the connection of MCU central processing system 5 input ends.Described vibration detection module 7 is by vibration transducer 7a and signal conditioning circuit 7b, the shaping circuit 7c formation that is connected, monitoring vehicle, ship running or the state that stops to be controlled to realize long-range running status, when vibration detection detection travelling speed is 0, the GPS end device advances and dormant state automatically, thereby realization power saving, prolong GPS end device service time and reduce cost, and can intelligent decision gps signal people for blocking, be specially the vibration detection time of setting earlier, when the lasting no signal of GPS surpasses the time of having set, just alarm gps signal automatically and artificially cover.Vibration transducer 7a wherein can adopt CLA-3 type vibration transducer etc., can set the input of 7 switching values as required, comprises the travel collection of master data information of vehicles such as ACC, storage battery, voltage, door contact interrupter, urgent knob.Described CAN bus is expanded module 8 and is used for and outside interaction data and interface expansion, by CAN bus interface circuit 8a and CAN bus transceiver 8b, the CAN bus controller 8c formation that is connected, two signal wires of CAN bus interface circuit 8a respectively with CAN bus transceiver 8b, CAN bus controller 8c connects, the FPDP of CAN bus controller 8c is connected with MCU central processing system 5 and communicates data processing, utilize the infinite extension of CAN bus, but can be used for connecting a plurality of extended device, realize the unlimited functional module of adding, enlarge compatibility, can 127 CAN interfacing equipments of external as many as.
Claims (10)
1. GPS end device with acceleration transducer, comprise the MCU central processing system (5) and the Man Machine Interface (3) that are connected, it is characterized in that be connected on the MCU central processing system (5) GPRS module (1), GPS module (2), the input end connection of MCU central processing system (5) is provided with collision detection module (6).
2. a kind of GPS end device with acceleration transducer as claimed in claim 1 is characterized in that described collision detection module (6) is by X-axis acceleration transducer (6a), Y-axis acceleration transducer (6b), Z axle acceleration sensor (6c) and multiselect one multiplexer (6d), signal conditioning circuit (6e), signal amplification circuit (6f), analog to digital converter (6g) formation that is connected.
3. a kind of GPS end device with acceleration transducer as claimed in claim 1 is characterized in that described MCU central processing system (5) comprises arm processor and is connected the memory module that cooperates with it that arm processor adopts the ARM embedded structure.
4. a kind of GPS end device with acceleration transducer as claimed in claim 1 is characterized in that the RS232 communication interface (4) that is connected on the described MCU central processing system (5).
5. a kind of GPS end device with acceleration transducer as claimed in claim 1 is characterized in that described Man Machine Interface (3) comprises the connecting interface of display, language play back system, microphone and/or LED light.
6. a kind of GPS end device with acceleration transducer as claimed in claim 1 is characterized in that described GPS module (2) comprises gps antenna and the GPS receiver that is connected.
7. a kind of GPS end device with acceleration transducer as claimed in claim 1 is characterized in that the connection of described MCU central processing system (5) input end is provided with vibration detection module (7) and/or the CAN bus is expanded module (8).
8. a kind of GPS end device with acceleration transducer as claimed in claim 5 is characterized in that described LED light comprises the power light that is used for electric power thus supplied and battery electric quantity and shows, is used for the GPS pilot lamp that GPS positioning signal state shows and/or is used for the GPRS pilot lamp that the GPRS communication state shows.
9. a kind of GPS end device with acceleration transducer as claimed in claim 7 is characterized in that described vibration detection module (7) is by vibration transducer (7a) and signal conditioning circuit (7b), shaping circuit (7c) formation that is connected.
10. a kind of GPS end device with acceleration transducer as claimed in claim 7 is characterized in that described CAN bus expands module (8) by CAN bus interface circuit (8a) and CAN bus transceiver (8b), CAN bus controller (8c) formation that is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820165904XU CN201298292Y (en) | 2008-10-14 | 2008-10-14 | GPS terminal device with acceleration sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU200820165904XU CN201298292Y (en) | 2008-10-14 | 2008-10-14 | GPS terminal device with acceleration sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201298292Y true CN201298292Y (en) | 2009-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU200820165904XU Expired - Fee Related CN201298292Y (en) | 2008-10-14 | 2008-10-14 | GPS terminal device with acceleration sensor |
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| Country | Link |
|---|---|
| CN (1) | CN201298292Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698478A (en) * | 2015-02-10 | 2015-06-10 | 柳州市金旭节能科技有限公司 | Self running positioning terminal |
| WO2020061932A1 (en) * | 2018-09-27 | 2020-04-02 | 深圳市大疆创新科技有限公司 | Vehicle displacement early warning method and system, vehicle and storage medium |
-
2008
- 2008-10-14 CN CNU200820165904XU patent/CN201298292Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698478A (en) * | 2015-02-10 | 2015-06-10 | 柳州市金旭节能科技有限公司 | Self running positioning terminal |
| WO2020061932A1 (en) * | 2018-09-27 | 2020-04-02 | 深圳市大疆创新科技有限公司 | Vehicle displacement early warning method and system, vehicle and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: ZHONGDAO SCIENCE AND TECHNOLOGY DEVELOPMENT CO., L Free format text: FORMER OWNER: HANGZHOU ZHONGDAO ELECTRONICS TECHNOLOGY CO., LTD. Effective date: 20110812 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20110812 Address after: 310007, B building, international garden, 160 Tian Tian Shan Road, Hangzhou, Zhejiang, Xihu District 14A Patentee after: Zhongdao Science and Technology Development Co., Ltd., Hangzhou Address before: Hangzhou City, Zhejiang province 310007 Xihu District Tianmushan Road No. 160 International Garden East Tower 14B room Patentee before: Hangzhou Zhongdao Electronics Technology Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090826 Termination date: 20151014 |
|
| EXPY | Termination of patent right or utility model |