CN202404665U - Automobile driving recording meter - Google Patents
Automobile driving recording meter Download PDFInfo
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- CN202404665U CN202404665U CN2011205510407U CN201120551040U CN202404665U CN 202404665 U CN202404665 U CN 202404665U CN 2011205510407 U CN2011205510407 U CN 2011205510407U CN 201120551040 U CN201120551040 U CN 201120551040U CN 202404665 U CN202404665 U CN 202404665U
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- travel recorder
- automobile travel
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Abstract
The utility model relates to an automobile driving recording meter which comprises a control unit used for obtaining and recording automobile driving parameters, a first memorizer, and further comprises a camera shooting unit connected with the control unit, and a wireless communication unit, wherein the camera shooting unit is used for receiving a command which is sent by a back-stage server and then received by the control unit, or is used for outputting control signal to work for obtaining internal state pictures of the automobile when an alarming button in the automobile is triggered; and the wireless communication unit is used for transmitting data to the back-stage server. The automobile driving recording meter has the benefits that under the premise of effectively ensuring the realization of functions, not only is the upload data reduced, but also the occupied resource is saved.
Description
Technical field
The utility model relates to automotive electronics, more particularly, relates to a kind of automobile travel recorder.
Background technology
Along with the development of technology, increasing automobile has been installed Tachographs.Tachographs can be obtained parameter by automobile itself, and these parameters are stored in the above-mentioned Tachographs, prepares against the examination when breaking down.Traditional Tachographs just writes down the parameter and the location parameter of vehicle condition, can't send.Obtain parameter wherein, need the equipment of outside be connected on the Tachographs of automobile.But, along with the user require increasingly high, also occurred can data upload Tachographs.But, existing Tachographs or can only upload data, vehicle condition parameter promptly recited above and location parameter; Constantly upload the picture (transmitting at the same time under the above-mentioned data conditions certainly) of situation in the car; This makes that existing automobile travel recorder institute data quantity transmitted is bigger, and the resource that takies is more.
The utility model content
The technical matters that the utility model will solve is that big, the more defective of use resource of above-mentioned data quantity transmitted to prior art provides the less a kind of automobile travel recorder of resource that a kind of data quantity transmitted is less, use.
The utility model solves the technical scheme that its technical matters adopted: construct a kind of automobile travel recorder; Comprise and obtain and write down running car parameter control unit and first memory, thereby comprise also that with said control module being connected, being used to receive said control module receives be triggered back output control signal and the work of the instruction that background server sends or the warning button that is installed in said automotive interior and obtain the image unit of said automotive interior situation picture and be used for the radio communication unit to background server transmission data.
In the described a kind of automobile travel recorder of the utility model, also comprise be used for data backup, with the second memory that said control module is connected, said second memory comprises NV RAM or SD card or TF card.
In the described a kind of automobile travel recorder of the utility model, said control module also comprises the CAN interface that is used for being connected and obtaining with automobile CAN-bus data on the said CAN bus.
In the described a kind of automobile travel recorder of the utility model, said control module also with said automobile on the GPS orientator that is provided be connected, obtain the current automobile position parameter of said GPS orientator output.
In the described a kind of automobile travel recorder of the utility model, said control module is connected with the UART interface of said GPS orientator through said control module.
In the described a kind of automobile travel recorder of the utility model, said radio communication unit comprises GPRS module or CDMA module or 3G module; Said control module unit is connected with said radio communication unit through its usb bus interface or serial bus interface.
In the described a kind of automobile travel recorder of the utility model, the said trigger pip that is installed in the warning button of said automotive interior is imported said control module through the designated I port of said control module.
In the described a kind of automobile travel recorder of the utility model, said warning button is at least one, and the signal that said different warning button is exported is connected to the different designated I port of said control module.
In the described a kind of automobile travel recorder of the utility model, comprise that also the analog audio-video conversion of signals that is connected between said image unit and the said control module, is used for said image unit output is digital signal and the audio/video coder that is transported to said control module.
In the described a kind of automobile travel recorder of the utility model, also comprise be arranged on said automobile travel recorder inner, be used under the power supply disconnection externally internal cell for each functional module power supply of said automobile travel recorder.
Implement a kind of automobile travel recorder of the utility model; Have following beneficial effect: since this automobile travel recorder receive not that warning button trigger pip or background server send obtain picture signal the time; Its image unit is not worked, and can not send picture to background server yet; And only only receive that warning button trigger pip or background server send obtain picture signal the time above-mentioned image unit just work and will obtain picture and upload background server; Stop the transmission of vehicle condition parameter simultaneously; So it under the situation that guarantee to realize function effectively, has reduced and has uploaded data, saved and take resource.
Description of drawings
Fig. 1 is the structural representation of a kind of automobile travel recorder embodiment of the utility model.
Embodiment
To combine accompanying drawing that the utility model embodiment is described further below.
As shown in Figure 1, in the utility model automobile travel recorder embodiment, this automobile travel recorder comprises control module, GPS module, image unit, scrambler and radio communication unit; Wherein, control module is used to obtain and writes down the running car parameter; The data (comprising the image data of obtaining that above-mentioned running car parameter and back are mentioned) that radio communication unit is used for above-mentioned control module is obtained send to long-range background server; And image unit is used to obtain the picture signal of automotive interior situation; Its output be the simulation audio-video signal, such signal can not be directly inputted in the above-mentioned control module, so; Between above-mentioned image unit and control module, also be connected with a scrambler; The analog audio-video conversion of signals that this scrambler is used for that above-mentioned image unit is obtained is a digital signal, just converts image data into, and the image data after will changing is transferred to above-mentioned control module.In the present embodiment; Above-mentioned image unit is not to work always; In fact; Above-mentioned image unit receives after the instruction that background server sends or the button that is installed in automotive interior be triggered at control module, just starts working, thereby obtains said automotive interior situation image data and these image data transmission are watched in the server on backstage or stored.
Usually; Above-mentioned control module is when receiving above-mentioned running car parameter or image data; Except with these data upload to the server that is positioned at the backstage, the data after local (just on this automobile travel recorder) also can be preserved a copy, be convenient to obtain and inquire about.So as shown in Figure 1, in the present embodiment, above-mentioned control module is connected with the second memory that is used for data backup; And second memory comprises NV RAM and SD card or TF card; When control module is obtained data, data are write above-mentioned NV RAM, also be stored in above-mentioned SD card or the TF card, simultaneously, also the data that obtain are sent in the background server through above-mentioned radio communication unit, be convenient to management.
In the present embodiment, the parameter of going of automobile is that above-mentioned control module is obtained through the CAN bus, and is as shown in Figure 1, and control module also comprises the CAN interface that is used for being connected and obtaining with automobile CAN-bus data on the CAN bus; Like this, as a node on the whole automobile CAN-bus, above-mentioned control module can obtain the state parameter of running car, for example water temperature, engine speed or the like easily.Simultaneously, in the present embodiment, the parameter of automobile not merely is above-mentioned several, has also comprised the position of current automobile, and the GPS orientator is an instrument of obtaining automobile current location parameter; In the present embodiment, control module also with automobile on the GPS orientator that is provided be connected, obtain the current automobile position parameter of GPS orientator output; Control module is connected with the UART interface of GPS orientator through control module.Certainly, after control module is obtained these automobile current position information, also can it be stored with above-mentioned vehicle condition parameter and transmits.
In the present embodiment, radio communication unit is a kind of in GPRS module or CDMA module or the 3G module; And the control module unit is connected with radio communication unit through its usb bus interface or serial bus interface; These usb bus or universal serial bus that connect between above-mentioned control module and the radio communication unit also are the data channel that control module and radio communication unit carry out data interaction.
In the present embodiment, as previously mentioned, image unit is not to work always, and radio communication unit neither be always in the uploading pictures data; In fact, in most of time, what above-mentioned radio communication unit was uploaded is the state parameter and the location parameter of vehicle; These data are compared with image data; Its data volume is little, and transmitting speed is very fast, so most of the time; Above-mentioned wireless transmission unit is kept heartbeat signal (or handshake) and is got final product, and this makes the data traffic of radio communication unit reduce widely; In some special times, for example under the emergency circumstance or background server need check vehicles under the situation of state, control module is just controlled image unit and is started working, and obtains the image of situation in the car, and uploads.Under background server need check vehicles the situation of state; Background server issues instructions to control module through radio communication unit, and the byte or the zone bit of certain appointment that these instructions possibly be Server Transport in the control module data are when control module is found these bytes or zone bit in the data that server sends; The output control signal; Make image unit start working, simultaneously, make other parameters of always transmitting to transmit; For the image data that is about to transmission is reserved enough bandwidth, accomplish up to width of cloth image data transmission; After width of cloth image data transmission is accomplished; Other data of control module transmission setting-up time transfer next width of cloth picture of transmission again to; So circulation is sent up to server and is stopped the instruction that picture is obtained; Control module makes above-mentioned image unit quit work again, the state of uploading other parameters before returning; And when the emergency circumstance took place, for example, the driver was compelled to, and then driver or other staff can be installed in the warning button in the car through triggering, made control module output control signal, and image unit is started working, and obtained in the car picture and uploaded onto the server; The trigger pip that is installed in the warning button of automotive interior is passed through the designated I port Input Control Element of control module, sees also Fig. 1, and the warning button is to import through the group of the IO among Fig. 11; Wherein, Comprise a plurality of IO ports in the IO group 1; Can connect the input of a plurality of warning buttons, that is to say, the warning button can be for a plurality of; These different warning buttons are installed in the diverse location in the car, and the signal of different warning button output is connected to the different designated I port of control module IO group 1.As shown in Figure 1, in control module, also comprise IO group 2, it also can comprise a plurality of IO ports; These IO port output alarm signals, the normally level signal of its output, for example; Low level when these ports just often, and when control module received alerting signal, the output port of corresponding alerting signal can change high level in the above-mentioned IO group 2; Be used for driving or making other equipment works, for example, the pilot lamp of setting etc.
In addition, as shown in Figure 1, in the present embodiment, this Tachographs also comprise the portion of setting within it, be used under the power supply disconnection externally internal cell for each functional module power supply of automobile travel recorder.
In sum, control module is the processor of a band CAN EBI, and this processor connects automobile CAN-bus and obtains desired data (also can send instruction control automobile associative operation through this EBI) from this bus through built-in CAN interface; This processor is obtained gps data (bag expands data messages such as longitude, latitude, speed, time, height above sea level) through built-in UART interface from the GPS module; And the analogue audio frequency of CCD image unit output and video data are given processor after audio frequency and video decoding (A/D conversion) is for digital signal, and treated device encoding compression is picture or video; Processor also comprises two groups of IO ports, respectively as input IO group 1 (the having 5 ~ 12 usually) and output IO group 2 (the having 2 ~ 6 usually) of reporting to the police of reporting to the police; Processor carries internal storage and is used to store the data that receive, and simultaneously, also is connected with second memory storages such as NV RAM and SD or TF cards; In addition, this Tachographs carry reserve battery in case can the continuous firing certain hour during accident power-off and the data that will receive properly preserve.
On workflow, processor is through serial ports or USB interface and wireless telecommunications module (GPRS or CDMA or 3G module) communication completion bidirectional transmit-receive data; Processor constantly will send to the wireless telecommunications module except that all data the audio frequency and video of CCD image unit output (comprising CAN bus data, gps data, warning input data etc.), and the latter sends to background server with wireless mode with these data; If necessary, when for example needing program upgrade maybe need do some specific operation to system, background server can oppositely send data to control module through wireless mode and accomplish program upgrade and associative operation; Above-mentioned alerting signal output can be carried out when agreed terms meets on request and drive relevant panalarm.In the input IO group of reporting to the police; To keep low level during operate as normal always, as when detecting this IO and sporting high level, be judged as corresponding warning button and be triggered; Audio frequency and video or the picture signal that control module will begin to transmit the output of CCD image unit by agreement immediately is to the wireless telecommunications module and send to the backstage; And alternately send picture and other data according to above-mentioned agreement, when corresponding IO port level changes low level into once more, recover only to send the state of other data again; And when accident power-off appearred in system, the internal battery automatic power can not restart with the assurance system, and system writes down power cut-off information simultaneously, and with the current power cut-off information in wireless mode notice backstage.Above-mentioned all data all in chronological sequence deposit NV RAM in real time in; After the NV ram space uses; System then rolls and cover to preserve by depositing the mode that is capped earlier earlier in; The data of guaranteeing to deposit at any time among the NV RAM all are latest datas, and system still preserves the related data in this moment when taking place in order to accident.
In addition, as shown in Figure 1, processor is selectively supported intellective IC card, and also available interface comprises user USB and RS485/RS232 etc.All data all can deposit the storage medium that system carries in selectively, comprise SD card or TF card etc.
The above embodiment has only expressed several kinds of embodiments of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection domain of the utility model.Therefore, the protection domain of the utility model patent should be as the criterion with accompanying claims.
Claims (10)
1. automobile travel recorder; Comprise and obtain and write down running car parameter control unit and first memory; It is characterized in that, thereby comprise also that with said control module being connected, being used to receive said control module receives be triggered back output control signal and the work of the instruction that background server sends or the warning button that is installed in said automotive interior and obtain the image unit of said automotive interior situation picture and be used for the radio communication unit to background server transmission data.
2. automobile travel recorder according to claim 1 is characterized in that, also comprise be used for data backup, with the second memory that said control module is connected, said second memory comprises NV RAM or SD card or TF card.
3. automobile travel recorder according to claim 2 is characterized in that, said control module also comprises the CAN interface that is used for being connected and obtaining with automobile CAN-bus data on the said CAN bus.
4. automobile travel recorder according to claim 3 is characterized in that, said control module also with said automobile on the GPS orientator that is provided be connected, obtain the current automobile position parameter of said GPS orientator output.
5. automobile travel recorder according to claim 4 is characterized in that, said control module is connected with the UART interface of said GPS orientator through said control module.
6. automobile travel recorder according to claim 5 is characterized in that, said radio communication unit comprises GPRS module or CDMA module or 3G module; Said control module unit is connected with said radio communication unit through its usb bus interface or serial bus interface.
7. automobile travel recorder according to claim 6 is characterized in that, the said trigger pip that is installed in the warning button of said automotive interior is imported said control module through the designated I port of said control module.
8. automobile travel recorder according to claim 7 is characterized in that, said warning button is at least one, and the signal that said different warning button is exported is connected to the different designated I port of said control module.
9. according to any described automobile travel recorder of claim 1-8; It is characterized in that, comprise that also the analog audio-video conversion of signals that is connected between said image unit and the said control module, is used for said image unit output is digital signal and the audio/video coder that is transported to said control module.
10. automobile travel recorder according to claim 9 is characterized in that, also comprise be arranged on said automobile travel recorder inner, be used under the power supply disconnection externally internal cell for each functional module power supply of said automobile travel recorder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205510407U CN202404665U (en) | 2011-12-26 | 2011-12-26 | Automobile driving recording meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205510407U CN202404665U (en) | 2011-12-26 | 2011-12-26 | Automobile driving recording meter |
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| Publication Number | Publication Date |
|---|---|
| CN202404665U true CN202404665U (en) | 2012-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011205510407U Expired - Fee Related CN202404665U (en) | 2011-12-26 | 2011-12-26 | Automobile driving recording meter |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102866412A (en) * | 2012-09-13 | 2013-01-09 | 深圳市益光实业有限公司 | Vehicle driving monitoring navigator and vehicle driving monitoring navigation method |
| CN104252722A (en) * | 2013-06-26 | 2014-12-31 | 福特全球技术公司 | Integrated vehicle traffic camera |
| CN104299288A (en) * | 2013-07-15 | 2015-01-21 | 福特全球技术公司 | Monitoring a parking permit of a motor vehicle |
| CN105653664A (en) * | 2015-12-29 | 2016-06-08 | 深圳先进技术研究院 | Visual information processing method and system |
| CN109857002A (en) * | 2019-01-15 | 2019-06-07 | 北京百度网讯科技有限公司 | Collecting method, device, equipment and computer readable storage medium |
| CN110458977A (en) * | 2019-08-02 | 2019-11-15 | 深圳市艾赛泰克科技有限公司 | Double card WiFi type monitoring record instrument |
-
2011
- 2011-12-26 CN CN2011205510407U patent/CN202404665U/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102866412A (en) * | 2012-09-13 | 2013-01-09 | 深圳市益光实业有限公司 | Vehicle driving monitoring navigator and vehicle driving monitoring navigation method |
| CN102866412B (en) * | 2012-09-13 | 2016-12-21 | 深圳市益光实业有限公司 | A kind of driving monitoring navigator and driving monitoring air navigation aid |
| CN104252722A (en) * | 2013-06-26 | 2014-12-31 | 福特全球技术公司 | Integrated vehicle traffic camera |
| CN104299288A (en) * | 2013-07-15 | 2015-01-21 | 福特全球技术公司 | Monitoring a parking permit of a motor vehicle |
| CN105653664A (en) * | 2015-12-29 | 2016-06-08 | 深圳先进技术研究院 | Visual information processing method and system |
| CN105653664B (en) * | 2015-12-29 | 2019-10-18 | 深圳先进技术研究院 | A kind of visual information processing method and system |
| CN109857002A (en) * | 2019-01-15 | 2019-06-07 | 北京百度网讯科技有限公司 | Collecting method, device, equipment and computer readable storage medium |
| CN113377033A (en) * | 2019-01-15 | 2021-09-10 | 北京百度网讯科技有限公司 | Data acquisition method, device, equipment and computer readable storage medium |
| US11548516B2 (en) | 2019-01-15 | 2023-01-10 | Apollo Intelligent Driving Technology (Beijing) Co., Ltd. | Data acquisition method, apparatus, device and computer-readable storage medium |
| CN113377033B (en) * | 2019-01-15 | 2024-03-22 | 北京百度网讯科技有限公司 | Data acquisition method, device, equipment and computer readable storage medium |
| CN110458977A (en) * | 2019-08-02 | 2019-11-15 | 深圳市艾赛泰克科技有限公司 | Double card WiFi type monitoring record instrument |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120829 Termination date: 20171226 |