CN204808425U - Take multi -media vehicle event data recorder of web and image processing function - Google Patents
Take multi -media vehicle event data recorder of web and image processing function Download PDFInfo
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- CN204808425U CN204808425U CN201520100625.5U CN201520100625U CN204808425U CN 204808425 U CN204808425 U CN 204808425U CN 201520100625 U CN201520100625 U CN 201520100625U CN 204808425 U CN204808425 U CN 204808425U
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Abstract
The utility model discloses a take multi -media vehicle event data recorder of web and image processing function relates to mobile unit technical field, and this vehicle event data recorder has solved and anytime and anywhere record driving information can realize again that the third party surveys the driving state in real time, simultaneously can also be to the information teleprocessing of record and the problem that realizes the essential multimedia function. This vehicle event data recorder can realize local and long -range synchronization monitoring vehicle information, for after the vehicle takes place abnormal conditions, knows vehicle scene situation for staff's investigation and evidence collection provides valuable clue with evidence, the very first time. Make the vehicle abnormal conditions measure of handling in advance, very big improvement the vehicle security to can also prevent to have very big using value because vehicle event data recorder loses or damages and the evidence that causes lacks in the middle of violating the regulations, accident.
Description
Technical field
The utility model relates to mobile unit technical field, particularly a kind of multimedia drive recorder with Web and image processing function.
Background technology
The fast development of mobile unit industry, the most general mobile unit is the drive recorder of automobile, and drive recorder and registration of vehicle travel the instrument of the relevent informations such as image in way and sound.After drive recorder is installed, video image and the sound of running car overall process can be recorded, can be traffic hazard and produce evidence.Like the people of self-driving travel, the process of conquering difficulties and dangers can also be recorded with it.Walk while record a video during driving, time, speed, position are all recorded in video recording simultaneously.
Current drive recorder is of a great variety, and function is substantially complete, but still there are the following problems: can not carry out teleprocessing to recorded video information; Third party personnel can not understand running car situation in real time; Driving record function is more single, does not have the basic demand that can reach multimedia equipment.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of multimedia drive recorder with Web and image processing function, by adopting the method for Web server combining image disposal system, to solve the above-mentioned multinomial defect caused in prior art.
For achieving the above object, the utility model provides following technical scheme: a kind of multimedia drive recorder with Web and image processing function, it is characterized in that: described drive recorder comprises Web server, image processing system, sensor module, memory module, 4G module, Web server comprises web server software, vehicle-mounted computer, input webpage and output webpage, web server software is arranged in vehicle-mounted computer, vehicle-mounted computer comprises display and main frame thereof, Web page comprises address field, header area, operation control area, parameter display region, user must know district, image display area, image processing system comprises Arm disposal system and DSP disposal system, sensor module comprises: camera module, voice module, thermal module, air pressure module, A/D modular converter, radar module, GPS module, be connected with Arm disposal system respectively, memory module is for being SD card memory and peripheral circuit thereof, 4G module is 4G wireless Internet card.
Preferably, described voice module is microphone and peripheral circuit thereof.
Preferably, described radar module is ultrasonic wave detector and peripheral circuit thereof.
Preferably, described thermal module is heat sensitive sensor and peripheral circuit.
Preferably, described air pressure module is baroceptor and peripheral circuit.
Preferably, described A/D modular converter is 32 high-precision A/D conversion chip and peripheral circuit.
The beneficial effect of above technical scheme is adopted to be: described drive recorder can record car status information in certain hour section in vehicle travel process and realize multimedia basic function, can also carry out teleprocessing and observation to the running information of record according to user's request simultaneously.Long-distance user only need input webpage by Web and send request, in driving way, the information of record is transmitted by the system Web server database, export webpage information displaying is browsed to user, such long-distance user only needs to open the information of vehicles that Web page just clearly can recognize any moment in storage time, and information is processed according to demand, information is clearly understood.By setting like this, can realize local and remote synchronization monitoring vehicle information, after vehicle generation abnormal conditions, the investigation and evidence collection for staff provides valuable clue and evidence, the very first time understand vehicle field conditions.Carry out the measure of process vehicle abnormality situation in advance, greatly improve vehicle safety, and can prevent, because the drive recorder missing evidence losing or damage and cause, there is great using value in the middle of violating the regulations, accident.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of multimedia drive recorder with Web and image processing function of the utility model;
Fig. 2 is the Web page schematic diagram of a kind of multimedia drive recorder with Web and image processing function of the utility model;
Fig. 3 is the workflow diagram of a kind of multimedia drive recorder with Web and image processing function of the utility model.
Wherein, 201-address field, 202-header area, 203-operation control area, 204-parameter display region, 205-user must know district, 206-image display area.
Embodiment
The preferred implementation of a kind of multimedia drive recorder with Web and image processing function of the utility model is described in detail below in conjunction with accompanying drawing.
Fig. 1 shows structural representation of the present utility model, and the multimedia drive recorder of this band Web and image procossing comprises GPS module 101, radar module 102, temperature sensor module 103, gas pressure sensor module 104, image sensor module 105, speech transducer module 106, A/D modular converter 107, arm processor module 108, SD storage card 109, dsp processor 110, display 111, vehicle-mounted computer 112,4G module 115, internet 114, Web page 113.Specifically as shown in Figure 1, arm processor 108, dsp processor 110, vehicle-mounted computer is the core of whole system, the process of arm processor 108 primary responsibility instruction and the storage of data, after various sensor collects data, arm processor 108 pairs of sensor image data and normal value compare, then the data collected are sent to display to show, then data are stored, finally scan the database in the web server software in vehicle-mounted computer 112, if there is request, then send corresponding steering order to dsp processor 110 according to request content, the data of last sending controling instruction to subsequent time gather.If, directly do not sent steering order and carried out data acquisition to subsequent time.The above-mentioned work of continuous circulation.The image that dsp processor 110 primary responsibility collects image sensor module, processes according to the instruction that Web user returns, and dsp processor provides three kinds to the Processing Algorithm of image, i.e. image enhaucament, recognition of face, Car license recognition.When Web user has submission corresponding during break request, request reaches in the database of the web server software of vehicle-mounted computer by network, after Arm processor scans request, send corresponding instruction to dsp processor, data during dsp processor stores according to the instruction fetch that Arm process sends, and the data of being now interrupted are processed accordingly, then, the data handled well are sent back to Web server, Web server is by exporting webpage the data feedback after process to Web user, and Web user just can watch the data in storing very intuitively in Web page.Vehicle-mounted computer 112 is mainly Web software and provides installation operating platform and realize basic multimedia function.Wherein multimedia function is chatted on line, DVD playing back video, is watched Web TV, checks and accepts mail, documents editing etc.After wherein vehicle-mounted computer installs web server software, Web user can be accessed Web server by Internet network and carry out exchanges data with it.4G module 115 primary responsibility equipment is communicated with work with internet.
The utility model drive recorder course of work can be divided into two parts, and wherein two parts are relatively independent work.Part I is the Data acquisition and storage of front end.Its course of work is, arm processor first reads the data that radar module collects, then the secure data values collecting data and setting is compared calculating, if be less than secure data values, carries out the digital independent of next sensor after reporting to the police.As being greater than secure data values, then directly entering the digital independent of next sensor, in above-mentioned same mode, the atmospheric pressure value sensor assembly of tire, the data of temperature sensor module being carried out reading and being processed.After complete to upper two sensors sequential processes, ARM process will read speech transducer, imageing sensor, GPS module data, then after sending display screen to show to all data read, all data collected are packed, continue again to judge to store whether to be filled with, if store full, deposit covers the storage time of data the earliest, stores and also has living space, directly store.The Web server database that last arm processor scanning vehicle-mounted computer is installed, have Web user request, then send corresponding control signal and send dsp processor, then do not return read sensor module data, arm processor does not stop the above-mentioned course of work that circulates; Part II is remote service and the process of data.Web user 113 accesses Web server by internet 114, Web server is installed in vehicle-mounted computer 112, vehicle-mounted computer 112 carries out exchanges data by 4G module 115 and internet, vehicle-mounted computer 112 not only can carry out exchanges data with internet, also possesses the multimedia function of common PC computer, such as show music, video, browse webpage, Video chat, log in the various softwares such as QQ.Vehicle-mounted computer 112 carries out exchanges data by the arm processor 108 of RS-232 and USB port and registering instrument front end and dsp processor 110 in driving way, RS-232 port mainly accesses web server software database passage, and USB port mainly registering instrument front end data send Web server to conduct interviews for Web user 113 after treatment.Display 111 mainly contain use two kinds of channel patterns and VGA S terminal, VGA mainly carries out multimedia function common PC computer and relevant setting to be done and shows, and S terminal mainly shows registering instrument captured in real-time situation.Specific implementation process is such as following: first to register instrument application domain name, in vehicle-mounted computer, install web server software and carry out basic configuration, user accesses the domain name of specifying as required, after entering input webpage, the request access Web server selecting user to need in input webpage, the request of Web user is sent to 4G module by Internet network, Web server is sent to again by 4G module, arm processor is connected with vehicle-mounted computer by RS-232 port, and timing scan Web server database, after arm processor scans Web user request, send instruction according to request again and send dsp processor, wherein instruction is divided into two classes, one class is sky processing instruction, another kind of is processing instruction.Wherein empty processing instruction is that data during extracting directly stores are sent to Web server by USB3.0, and Web server is connected with Internet by 4G module storing data by exporting webpage, finally feeds back to Web user with the form of Web page and browses.Wherein processing instruction refers to that dsp processor extracts the packet in storing according to request, and a kind of processing mode in the video image execution image enhaucament recorded in packet, recognition of face, Car license recognition three kinds of processing modes is being packed the data handled well, finally the result after process is sent to Web server by USB3.0, Web server is connected by 4G module result by exporting webpage with Internet, finally feed back to Web user with the form of Web page and browse.
As shown in Figure 2, address field 201 i.e. domain name input area, click after input domain name and determine the input page just having access to Web server, structured flowchart is as follows, and viewing area mainly contains title 202, operation control area 203, parameter display region 204, image display area 206, user must know 206.Title 202 viewing area is mainly to the display of systematic name, as long as operation control area 203 Web user inputs the information needing to understand according to demand, the range of information that user can recognize probably comprises time, place, image type in Web interface display, image after wherein image type has dsp system process and the image do not processed, the image of wherein dsp system process comprises several aspects such as image enhancement processing, recognition of face, Car license recognition.Image display area 206 can be divided into single image display, the display of matrix type 4 width image, the display of matrix type 8 width image, can need adjust according to user.User must know 205 explanations to drive recorder mainly comprising character type, comprising workflow, operation instruction, operation instructions etc.
The utility model is divided into two relatively independent workflows as shown in Figure 3, first ARM system workflow, first dsp system workflow.Be energized by each device of drive recorder of the present utility model, registering instrument carries out initialization by automatically giving each interface of main frame.
The workflow of ARM system is namely: radar detection front side about 120 meters of range distance d and car speed of a motor vehicle vr relatively, and it is sent to arm processor by bus, the information received is sent to display and shows by arm processor, then send single-level memory to store.Then carry out the safe distance calculating vehicle and object, computation rule is as follows: d
safety=V
r× t
reflection+ V
r/-2a, wherein d
safetyfor safe distance, t
reflectionfor the reaction time of driver, by ISO15623 (recommendation), can choose between 0.4 ~ 1.5s; The present embodiment chooses t
reflection=1.5s, a
maxfor the acceleration that vehicle can produce after driver's emergency brake, by ISO15623 (recommendation), a can be got
max=3.6m/s2.AMR processor is by actual spacing d and safe distance d
safetycompare, if actual range d is less than safe distance d
safety, arm processor transmits a signal to display and warning device respectively, and display display warning prompt, if actual range d is less than or equal to safe distance d
safety, directly enter warning prompt.Tire pressure value information passes through A/D modular converter by analogue value digitizing, again numerical value is sent to arm processor, compare with the air pressure range that stores in arm processor again, general car tire pressure scope (2.0-2.5) Kpa computation process is as follows: sensor readings is a, first use a-2.0, if result is negative value, alarm pneumatic is low, if result is canonical execution a-2.5, compare by the result of a-2.5 again, if be on the occasion of; alarm pneumatic is high, if be negative value, normally carry display display, send single-level memory to store.Vehicle temperature information makes the analog quantity digitizing collected by A/D modular converter, be sent to arm processor again, the temperature collected compares with temperature range under normal driving states by arm processor, and computation process is substantially the same, finally send display to show, send single-level memory to store.Inside and outside car, voice messaging is by A/D modular converter the analog information digitizing collected, then send arm processor, and information send single-level memory to store by arm processor again.The information that image sensor module collects, is sent to arm processor by A/D modular converter image information, and AMR processor outputs to display display by S terminal interface, then by FPDP, information is sent to single-level memory storage.The latitude, longitude information read is sent arm processor by GPS module, and arm processor judges present position according to information, then shows, then carries out one-level storage.Last arm processor collects to obtain data uniform packing all the sensors, then send SD card to store, then before storing, AMR processor first judges whether SD card stores full, if expired, and cover time data the earliest, if not full, normal storage.Arm processor reading Web service device database, if database has request instruction, then sends different requests to dsp processor according to command adapted thereto.And then return read sensor data, this process of iterative cycles.
The workflow of dsp system is namely: when this multimedia driving recording start moment, dsp system completes initialization automatically, then the Wait Order pattern of low-power consumption is entered, if there is the wake command that ARM system sends, system is then different according to the content of the order waken up, extract the packet needing the time period, then different process is carried out to image in packet.The Processing Algorithm of dsp system to image is divided into four classes: 1, image enhaucament; 2, recognition of face; 3, Car license recognition; 4, original image exports.Then the image after process is packed and is sent in Web server database, then be shown to browse user through exporting the page.If ARM system does not have wake command, dsp system is in Low-power-consumptiodormancy dormancy state.
Above is only preferred implementation of the present utility model; it should be pointed out that for the person of ordinary skill of the art, under the prerequisite not departing from the utility model creation design; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (6)
1. the multimedia drive recorder with Web and image processing function, it is characterized in that: described drive recorder comprises Web server, image processing system, sensor module, memory module, 4G module, Web server comprises web server software, vehicle-mounted computer, web server software is arranged in vehicle-mounted computer, and vehicle-mounted computer comprises display and main frame thereof; Image processing system comprises Arm disposal system and DSP disposal system; Sensor module comprises: camera module, voice module, thermal module, air pressure module, A/D modular converter, radar module, GPS module, be connected with Arm disposal system respectively; Memory module is SD card memory and peripheral circuit thereof; 4G module is 4G wireless Internet card.
2. the multimedia drive recorder of band Web according to claim 1 and image processing function, is characterized in that: described voice module is microphone and peripheral circuit thereof.
3. the multimedia drive recorder of band Web according to claim 1 and image processing function, is characterized in that: described radar module is ultrasonic wave detector and peripheral circuit thereof.
4. the multimedia drive recorder of band Web according to claim 1 and image processing function, is characterized in that: described thermal module is heat sensitive sensor and peripheral circuit.
5. the multimedia drive recorder of band Web according to claim 1 and image processing function, is characterized in that: described air pressure module is baroceptor and peripheral circuit.
6. the multimedia drive recorder of band Web according to claim 1 and image processing function, is characterized in that: described A/D modular converter is 32 high-precision A/D conversion chip and peripheral circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520100625.5U CN204808425U (en) | 2015-02-09 | 2015-02-09 | Take multi -media vehicle event data recorder of web and image processing function |
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| CN201520100625.5U CN204808425U (en) | 2015-02-09 | 2015-02-09 | Take multi -media vehicle event data recorder of web and image processing function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104851145A (en) * | 2015-02-09 | 2015-08-19 | 吉首大学 | Multimedia automobile data recorder with Web and image processing functions |
| CN112455337A (en) * | 2020-11-26 | 2021-03-09 | 北京瞰瞰科技有限公司 | Image processing method, computer equipment and vehicle |
| CN113874920A (en) * | 2019-06-07 | 2021-12-31 | 马自达汽车株式会社 | Moving body external environment recognition device |
-
2015
- 2015-02-09 CN CN201520100625.5U patent/CN204808425U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104851145A (en) * | 2015-02-09 | 2015-08-19 | 吉首大学 | Multimedia automobile data recorder with Web and image processing functions |
| CN113874920A (en) * | 2019-06-07 | 2021-12-31 | 马自达汽车株式会社 | Moving body external environment recognition device |
| CN112455337A (en) * | 2020-11-26 | 2021-03-09 | 北京瞰瞰科技有限公司 | Image processing method, computer equipment and vehicle |
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| 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: 20151125 Termination date: 20170209 |
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| CF01 | Termination of patent right due to non-payment of annual fee |