CN202871093U - Vehicle smart terminal based on dual-mode navigation and positioning technology - Google Patents
Vehicle smart terminal based on dual-mode navigation and positioning technology Download PDFInfo
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Abstract
The utility model relates to a vehicle smart terminal based on a dual-mode navigation and positioning technology. The vehicle smart terminal comprises an application and processing unit, a dual-mode navigation and positioning module, an image voice collection and processing module, a vehicle information collection and processing module, a storage module and a 3G communication module, wherein the dual mode navigation and positioning module, the image voice collection and processing module, the vehicle information collection and processing module, the storage module and a 3G communication module are connected with the application and processing unit. The dual-mode navigation and positioning module adopts the navigation technology based on a GPS/Big Dipper II satellite. The image voice collection and processing module is also connected with the storage module and used for collecting and processing vehicle voice images. The vehicle information collection and processing module is also connected with the storage module and used for extracting vehicle information. The storage module is used for storing data. The 3G communication module is used for communication between the vehicle smart terminal and a background control center. The vehicle smart terminal adopts a GPS/Big Dipper II dual mode navigation and positioning mechanism, dual mode systems can switch to and backup for each other, and the accuracy of satellite positioning is improved.
Description
Technical field
The utility model relates to intelligent transportation field, particularly a kind of vehicle intelligent terminal of the bimodulus navigator fix technology based on GPS/ Big Dipper II generation.
Background technology
" intelligent transportation " is the information by uses advanced, communication, and the high-end technology such as control are transformed the Traditional Transportation system and the novel traffic transportation management of a kind of informationization of forming, intellectuality, socialization is machine-processed.Existing car-mounted terminal product mostly is based on the product of GPS and GPRS, namely utilize the GPS navigation location technology, transmit vehicle-mounted data with the GPRS network of 2G operator, advantage is that technology maturity is high, but GPS belongs to US military to be owned, and what China used is citizens' radio band, if in particular cases, gps system can not provide service for China, and whole onboard system will be paralysed.The GPSR network can only transmit low speed data in addition, and some broadband services such as real-time video can not be provided.In addition, existing most products is simple vehicle running recording instrument, does not connect vehicle-mounted CAN bus and sensor, the vehicle oneself state (such as engine data, oil mass, tire pressure state, car door opening, vehicle body temperature, vehicle-mounted goods and materials state) information can not be reflected to the Background control center immediately.
In order to overcome above deficiency, the utility model proposes a kind of based on the GPS/ Big Dipper II vehicle intelligent terminal in generation, it can be applied in widely public transport field, such as " two visitor one danger " vehicle supervision of Ministry of Communications, school bus supervision, engineering machinery vehicle supervision, bus supervision, special vehicle management and control etc.At present, China's independent development capability, independent operating triones navigation system, 10 satellites have been launched, the Beidou satellite navigation pilot system begins trial run on Dec 27th, 2011, is applied to communications and transportation, communication, electric power, finance, meteorology, ocean, hydrologic monitoring etc. various aspects.The innovation point of vehicle intelligent terminal described in the utility model just is to have used GPS/ Big Dipper II for bimodulus navigator fix technology, possess Big Dipper location, Big Dipper communication, the logical functions such as reception, GPS difference location of broadcasting, the accuracy of satnav can be switched mutually, be backuped each other, improve to its dual system, and the bearing accuracy of bimodulus product has reached in 10 meters at present.
The utility model content
Technical problem to be solved in the utility model provides a kind of vehicle intelligent terminal of the bimodulus airmanship based on GPS/ Big Dipper II generation, is used for solving the prior art vehicle intelligent terminal and exists and be subjected to the GPS restriction, can not in time react the problem such as vehicle-state.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of vehicle intelligent terminal based on bimodulus navigator fix technology comprises and uses processing unit, bimodulus navigation positioning module, image voice collecting processing module, collecting vehicle information processing module, memory module and 3G communication module;
Described application processing unit, it is connected with the 3G communication module with bimodulus navigation positioning module, image voice collecting processing module, collecting vehicle information processing module, memory module respectively, the internal processes that is used for operation and monitoring vehicle intelligent terminal, and carry out data processing and equipment control, the function of described application processing unit comprises information demonstration, alarm, data storage, vehicle-state collection, communication protocol processing and relevant interface etc.;
Described bimodulus navigation positioning module, it adopts based on gps satellite and the Big Dipper II airmanship for satellite, and is connected with described application processing unit, is used for receiving Big Dipper satellite signal and gps satellite signal, calculate the positional information of vehicle, and send to described application processing unit;
Described image voice collecting processing module, its respectively with described application processing unit be connected memory module and be connected, be used for acquisition and processing vehicle-mounted voice image, and send the data of needs real-time Transmission to described application processing unit according to the instruction of described application processing unit, will need the data transmission of timing extraction to described memory module;
Described collecting vehicle information processing module, its respectively with described application processing unit be connected memory module and be connected, be used for extracting information of vehicles, and send the data of needs real-time Transmission to described application processing unit according to the instruction of described application processing unit, will need the data transmission of timing extraction to described memory module;
Described memory module, it is connected with application processing unit, image voice collecting processing module, collecting vehicle information processing module respectively, is used for the storage data;
Described 3G communication module, it is connected with described application processing unit, is used for realizing the communication between described vehicle intelligent terminal and the Background control center, transmission can be data, note, voice and image.
On the basis of technique scheme, the utility model can also be done following improvement.
Further, described vehicle intelligent terminal also is provided with short-range wireless communication module, and described short-range wireless communication module is connected with described CPU (central processing unit), is used for vehicle-mounted data is uploaded to the in advance good WAP of deployment within the shortest time.
Further, described short-range wireless communication module adopts WI FI technology, ZigBee technology or Bluetooth technology.
Further, described image voice collecting processing module adopts H.264 image compression algorithm and AMR voice compression algorithm.
Further, described collecting vehicle information processing module also is connected with respectively J1939 protocol module, external sensor module, radio-frequency (RF) tag module, analog switch amount module, and described J1939 protocol module, external sensor module, radio-frequency (RF) tag module and analog switch amount module are respectively applied to receive and process vehicle-mounted bus data, the information of external sensor, radio-frequency (RF) tag information and analog switch amount information.Particularly, described J1939 protocol module can collect vehicle motor by the vehicle-mounted CAN bus, oil plant, the information of instrument, vehicle-mounted inductor; Described external sensor module refers to AD, DA, PWM, switch, relay, temperature, pressure sensor apparatus etc.; The radio-frequency (RF) tag information of described radio-frequency (RF) tag module on can the Storage and Processing mobile unit; Described analog switch amount module can be processed the information of in-vehicle device analog variable, and analog variable refers to voltage, electric current, impedance, on/off/short circuit information etc.
Further, described memory module comprises portable hard drive, SD card or USB disk.
Further, described vehicle intelligent terminal can be provided with an encrypting module between described 3G communication module and described memory module, and described encrypting module is used for reserving encrypted tunnel and interface, and described encrypting module can external encryption device.
Further, described vehicle intelligent terminal also is provided with power module, alarm module, user's load module and the display module that is connected with described CPU (central processing unit) respectively;
Described power module is used to the vehicle intelligent terminal power supply;
Described alarm module is used for the input and output of warning information;
Described user's load module is used for realizing the input of user profile;
Described display module is used for display terminal information, user profile and navigation map.
The beneficial effects of the utility model are: vehicle intelligent terminal described in the utility model adopts GPS/ Big Dipper II for bimodulus navigator fix mechanism, and dual mode system can switch mutually, backup each other, improve the accuracy of satnav.Simultaneously, can utilize the SMS of Beidou satellite system uniqueness, in the area that does not have 3G network to cover, the car-mounted terminal product can carry out information interaction by Big Dipper SMS and Big Dipper background system, realizes vehicle emergency location and rescue.In addition, described vehicle intelligent terminal also have 3G figure pass on Gong can, mobile asset checks and (uses high-power RF label and wireless senser, check in real time management to what the goods and materials of vehicle self transportation carried out), and the encrypting module interface of reservation can satisfy special industry user's demand.
Description of drawings
Fig. 1 is the structural drawing of vehicle intelligent terminal described in the utility model;
Fig. 2 is the schematic diagram of onboard system among the utility model embodiment two.
In the accompanying drawing, the list of parts of each label representative is as follows:
1, uses processing unit, 2, the bimodulus navigation positioning module, 3, image voice collecting processing module, 4, collecting vehicle information processing module, 5, memory module, 6, the 3G communication module, 7, encrypting module, 8, short-range wireless communication module, 9, the J1939 protocol module, 10, the external sensor module, 11, radio-frequency (RF) tag module, 12, analog switch amount module, 13, power module, 14, alarm module, 15, user's load module, 16, display module.
Embodiment
Below in conjunction with accompanying drawing principle of the present utility model and feature are described, institute gives an actual example and only is used for explaining the utility model, is not be used to limiting scope of the present utility model.
As shown in Figure 1, embodiment one described a kind of vehicle intelligent terminal based on bimodulus navigator fix technology comprises and uses processing unit 1, bimodulus navigation positioning module 2, image voice collecting processing module 3, collecting vehicle information processing module 4, memory module 5 and 3G communication module 6;
Described application processing unit 1, they are connected with memory module with bimodulus navigation positioning module 2, image voice collecting processing module 3, collecting vehicle information processing module 4 respectively and are connected, be used for the internal processes of operation and monitoring vehicle intelligent terminal, and carry out data processing and equipment control;
Described bimodulus navigation positioning module 2, it adopts based on gps satellite and the Big Dipper II airmanship for satellite, and is connected with described application processing unit 1, is used for receiving Big Dipper satellite signal and gps satellite signal, calculate the positional information of vehicle, and send to described application processing unit 1;
Described image voice collecting processing module 3, it adopts H.264 image compression algorithm, and respectively with described application processing unit 1 be connected memory module 5 and be connected, be used for acquisition and processing vehicle-mounted voice image, and send the data of needs real-time Transmission to described application processing unit 1 according to the instruction of described application processing unit 2, will need the data transmission of timing extraction to described memory module 5;
Described collecting vehicle information processing module 4, its respectively with described application processing unit 1 be connected memory module 5 and be connected, be used for extracting information of vehicles, and send the data of needs real-time Transmission to described application processing unit 1 according to the instruction of described application processing unit 1, will need the data transmission of timing extraction to described memory module 5;
Memory module 5, it is connected 4 with application processing unit 1, image voice collecting processing module 3, collecting vehicle information processing module respectively, is used for the storage data.Here, described memory module 5 comprises portable hard drive, SD card or USB disk.
Described vehicle intelligent terminal also is provided with short-range wireless communication module 8, and described short-range wireless communication module 8 is connected with described CPU (central processing unit) 1, is used for vehicle-mounted data is uploaded to the in advance good WAP of deployment within the shortest time.Here, described short-range wireless communication module 8 adopts WIFI technology, ZigBee technology or Bluetooth technology.
Again, described collecting vehicle information processing module 4 also is connected with respectively J1939 protocol module 9, external sensor module 10, radio-frequency (RF) tag module 11, analog switch amount module 12, these four modules are respectively applied to receive and process vehicle-mounted bus data, the information of external sensor, radio-frequency (RF) tag information and analog switch amount information.Particularly, described J1939 protocol module 9 can collect vehicle motor by the vehicle-mounted CAN bus, oil plant, the information of instrument, vehicle-mounted inductor; Described external sensor module 10 refers to AD, DA, PWM, switch, relay, temperature, pressure sensor apparatus etc.; The radio-frequency (RF) tag information of described radio-frequency (RF) tag module 11 on can the Storage and Processing mobile unit; Described analog switch amount module 12 can be processed the information of in-vehicle device analog variable, and analog variable wherein refers to voltage, electric current, impedance, on/off/short circuit information etc.Here, the usable range of described J1939 protocol module 9, external sensor module 10, analog switch amount module 12 be because of vehicle different, same data, some information of vehicles can read by the CAN bus, some information of vehicles can read by external sensor, and some information of vehicles will read by the analog switch amount.
In addition, described vehicle intelligent terminal also is provided with power module 13, alarm module 14, user's load module 15 and the display module 16 that is connected with described CPU (central processing unit) respectively;
Described power module 13 is used to the vehicle intelligent terminal power supply;
Described alarm module 14 is used for the input and output of warning information;
Described user's load module 15 is used for realizing the input of user profile;
Described display module 16 is used for display terminal information, user profile and navigation map.
The groundwork flow process of embodiment one is: by GPS/ Big Dipper II for the antenna reception navigation satellite signal, send to and adopt GPS/ Big Dipper II for the bimodulus navigation positioning module 2 of airmanship, described bimodulus navigation positioning module calculates the positional information of vehicle by internal trace capturing unit and internal processor, and the information such as travel speed, time, and relevant information sent to use processing unit 1 and process.Then collecting vehicle information processing module 4 is extracted the data of vehicle CAN bus data, external sensor data, data, analog switch amount, and according to the instruction of using processing unit 1, the data that need real-time Transmission are sent to application processing unit 1, the data that need timing extraction are sent to first memory module 5 store.Simultaneously, 3 pairs of vehicle-mounted voice images of image voice collecting processing module carry out acquisition and processing, adopt H.264 image compression algorithm, it is according to the instruction of using processing unit 1, the data that need real-time Transmission are sent to application processing unit 1, the data in advance that needs timing extraction are sent to memory module store.And the instruction that described application processing unit 1 receives from control center by 3G communication module 6, according to instruction, with the encapsulation of packing of needed information, the form that formation can be transmitted at 3G network sends out relevant data in real time by 3G communication module 6 again.Simultaneously, also by short-range wireless communication module 8 when vehicle enters the good wireless access point range of prior deployment, automatically the data in the memory module are uploaded to WAP within the shortest time.
In sum, the on-vehicle information data among the embodiment one have three kinds of approach to transmit: the one, be sent in real time control center by 3G network; The 2nd, be stored in the movable storage device, wait for timing extraction; The 3rd, by short-range wireless communication module, when vehicle is regional by WAP, automatically extract.
As shown in Figure 2, vehicle intelligent terminal and control center's communication consist of onboard system among the embodiment two, a control center can control a plurality of vehicle intelligent terminals simultaneously, wherein vehicle intelligent terminal receives Big Dipper Navsat and gps satellite positioning signal, crosses 3G network and control center carries out two-way communication in conjunction with vehicle oneself state information exchange.Described vehicle intelligent terminal regularly is uploaded to vehicle real time position, motion state, driving trace, mileage and vehicle oneself state information, image etc. the control center on backstage, control center then issues traffic information and early warning information to car-mounted terminal as required by 3G network, and vehicle is carried out Real-Time Scheduling, monitoring and management.Here, vehicle intelligent terminal is embedded device, is installed on the vehicle, is responsible for geographical position coordinates and in-vehicle device state and the record of collection vehicle, and sends data to control center.Control center gathers data and the information that all vehicle intelligent terminals provide, and analyzes its record that travels, the in-vehicle device state, and the FEEDBACK CONTROL instruction, generating report forms carries out analysis and decision for the supvr.
Among the described embodiment two, vehicle intelligent terminal passes to control center by two large classpaths with data:
The one, network mode: by 3G(TD-SCDMA, WCDMA, CDMA2000(EVDO) length is apart from wireless mobile communication network, and the short-distance wireless communication net of WI FI/ZigBee/ bluetooth, can realize the real-time online transmission of data voice image.
The 2nd, offline mode: the data voice and the image that do not need real-time Transmission, be stored in first in the movable storage device with offline mode at ordinary times, for example, in the equipment such as portable hard drive, SD card or USB disk, when the needs urgency call, perhaps every the set time, can pass through the driver, the managerial personnel's of control center instruction uploads to control center with data image.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (7)
1. the vehicle intelligent terminal based on bimodulus navigator fix technology is characterized in that, comprises using processing unit, bimodulus navigation positioning module, image voice collecting processing module, collecting vehicle information processing module, memory module and 3G communication module;
Described application processing unit, it is connected with the 3G communication module with bimodulus navigation positioning module, image voice collecting processing module, collecting vehicle information processing module, memory module respectively, be used for the internal processes of operation and monitoring vehicle intelligent terminal, and carry out data processing and equipment control;
Described bimodulus navigation positioning module, it adopts based on gps satellite and the Big Dipper II airmanship for satellite, and is connected with described application processing unit, is used for receiving Big Dipper satellite signal and gps satellite signal, calculate the positional information of vehicle, and send to described application processing unit;
Described image voice collecting processing module, its respectively with described application processing unit be connected memory module and be connected, be used for acquisition and processing vehicle-mounted voice image, and send the data of needs real-time Transmission to described application processing unit according to the instruction of described application processing unit, will need the data transmission of timing extraction to described memory module;
Described collecting vehicle information processing module, its respectively with described application processing unit be connected memory module and be connected, be used for extracting information of vehicles, and send the data of needs real-time Transmission to described application processing unit according to the instruction of described application processing unit, will need the data transmission of timing extraction to described memory module;
Described memory module, it is connected with application processing unit, image voice collecting processing module, collecting vehicle information processing module respectively, is used for the storage data;
Described 3G communication module, it is connected with described application processing unit, for the communication that realizes between described vehicle intelligent terminal and the Background control center.
2. vehicle intelligent terminal according to claim 1, it is characterized in that, described vehicle intelligent terminal also is provided with short-range wireless communication module, described short-range wireless communication module is connected with described CPU (central processing unit), is used for vehicle-mounted data is uploaded to the in advance good WAP of deployment within the shortest time.
3. vehicle intelligent terminal according to claim 2 is characterized in that, described short-range wireless communication module adopts WIFI technology, ZigBee technology or Bluetooth technology.
4. vehicle intelligent terminal according to claim 1, it is characterized in that, described collecting vehicle information processing module also is connected with respectively J1939 protocol module, external sensor module, radio-frequency (RF) tag module, analog switch amount module, and described J1939 protocol module, external sensor module, radio-frequency (RF) tag module and analog switch amount module are respectively applied to receive and process vehicle-mounted bus data, the information of external sensor, radio-frequency (RF) tag information and analog switch amount information.
5. vehicle intelligent terminal according to claim 1 is characterized in that, described memory module comprises portable hard drive, SD card or USB disk.
6. vehicle intelligent terminal according to claim 1, it is characterized in that, described vehicle intelligent terminal can be provided with an encrypting module between described 3G communication module and described memory module, described encrypting module is used for reserving encrypted tunnel and interface, and described encrypting module can external encryption device.
7. vehicle intelligent terminal according to claim 1 is characterized in that, described vehicle intelligent terminal also is provided with power module, alarm module, user's load module and the display module that is connected with described CPU (central processing unit) respectively;
Described power module is used to the vehicle intelligent terminal power supply;
Described alarm module is used for the input and output of warning information;
Described user's load module is used for realizing the input of user profile;
Described display module is used for display terminal information, user profile and navigation map.
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| CN103235583A (en) * | 2013-04-25 | 2013-08-07 | 上海理工大学 | Cold-chain logistics monitoring system on basis of Beidou satellite/GPS (Global Position System) navigation and positioning |
| CN103310649A (en) * | 2013-06-07 | 2013-09-18 | 安徽工程大学 | Vehicular intelligent navigation system |
| CN103454663A (en) * | 2013-08-15 | 2013-12-18 | 中国航天系统工程有限公司 | Bus-mounted intelligent terminal based on Beidou/GPS compatible location |
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| CN103235583A (en) * | 2013-04-25 | 2013-08-07 | 上海理工大学 | Cold-chain logistics monitoring system on basis of Beidou satellite/GPS (Global Position System) navigation and positioning |
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| CN104244173A (en) * | 2013-06-05 | 2014-12-24 | 深圳星联宇科技有限公司 | Handheld communication terminal based on Beidou system |
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| CN105416200A (en) * | 2015-11-25 | 2016-03-23 | 北京华油信通科技有限公司 | Intelligent terminal mounted on logistic trolley |
| CN105575155A (en) * | 2016-01-08 | 2016-05-11 | 上海雷腾软件股份有限公司 | Method and equipment for determining vehicle driving information |
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