CN107146299A - Drive recorder - Google Patents
Drive recorder Download PDFInfo
- Publication number
- CN107146299A CN107146299A CN201710287295.9A CN201710287295A CN107146299A CN 107146299 A CN107146299 A CN 107146299A CN 201710287295 A CN201710287295 A CN 201710287295A CN 107146299 A CN107146299 A CN 107146299A
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- China
- Prior art keywords
- module
- running information
- master control
- processing module
- drive recorder
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0841—Registering performance data
- G07C5/085—Registering performance data using electronic data carriers
- G07C5/0858—Registering performance data using electronic data carriers wherein the data carrier is removable
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
Abstract
The invention discloses a kind of drive recorder, the drive recorder includes master control processing module, running information acquisition module, collision detection module, storage card slot and memory module, the memory module includes one and locks processing module, wherein, the memory module is electrically connected with the storage card slot, and the master control processing module is electrically connected with the running information acquisition module, collision detection module and memory module respectively.Drive recorder of the present invention is by setting master control processing module and storage card slot to record the running information of running car overall process so that drive recorder need not consume the cpu resource and memory source of onboard navigation system when gathering and storing running information；By setting collision detection module and setting one to lock processing module, the collision alarm being subject to automatic detection automobile in a storage module, and locking processing is carried out to colliding the front and rear 30 seconds running information of generation, to prevent the running information to be capped when storage card is full.
Description
Technical field
The present invention relates to vehicle electronics tape deck field, more particularly to a kind of drive recorder.
Background technology
As social economy constantly advances and improved, the living standard of people is improved constantly, and automobile has become people
Live in the essential vehicles.Due to increasing for automobile, potential safety hazard also increases, and traffic safety problem is each
One of thing that car owner most worries.And drive recorder can cause after traffic accident generation according to the record information accident of checking
The reason for, so as to improve the accuracy rate of traffic police's process accident, ensure the right of driver itself.
Vehicle is installed after drive recorder, is able to record that the video image of running car overall process, can be carried for traffic accident
Provide evidence evidence, meanwhile, like the people of self-driving travel, also can use the process of drive recorder record travelling, time, speed, institute in place
Put and all record in video recording, equivalent to black box.And at present automobile install USB drive recorders substantially with navigation
System support is used, and the CPU and memory source of onboard navigation system can be consumed in this drive recorder recording process, is caused
Navigation system interim card is not smooth；And because the internal memory needed for image data is very big, therefore in the vehicle mounted guidance of limited memory
The record storage for long-time image can not be realized.In the prior art, the method for solving low memory is in vehicle mounted guidance system
Insertion TF cards still need to consumption vehicle-mounted so that running information is stored into TF cards, but in recording process in one TF neck of system
Navigate CPU and memory source, and when TF cards are full, will carry out circulation covering to the running information in TF cards, be unfavorable for row
The preservation of car information.
In consideration of it, be necessary to provide it is a kind of solve drawbacks described above carry storage card slot and with collision checking function and
Lock the drive recorder of function so that need not consume the cpu resource of navigation system when recording running information, and in automobile emergency
Processing can be carried out locking during collision to running information with securely held running information.
The content of the invention
The technical problems to be solved by the invention provide it is a kind of solve drawbacks described above carry storage card slot and band is touched
Hit detection function and lock the drive recorder of function so that need not consume the cpu resource of navigation system when recording running information,
And can carry out locking processing to running information when automobile emergency is collided with securely held information.
In order to solve the above technical problems, the present invention uses technical scheme as described below：A kind of drive recorder, the row
Car recorder includes master control processing module, running information acquisition module, collision detection module, storage card slot and memory module,
The memory module includes one and locks processing module.
Wherein, the memory module and the storage card slot are electrically connected with, the master control processing module respectively with it is described
Running information acquisition module, collision detection module and memory module are electrically connected with；The running information acquisition module is used to gather
The running information of running car overall process, and the running information is sent to the master control processing module；The collision detection
Module is used to detect the collision alarm that automobile is subject to, and the collision alarm is sent to the master control processing module；The master
Control processing module is used for the work for controlling the running information acquisition module and the running information collected is sent into described deposit
Module is stored up, is stored running information to inserting in the storage card of the storage card slot using memory module；Meanwhile, according to institute
Collision alarm is stated, the running information of 30 seconds before and after the time point for colliding generation is sent in memory module, to store the driving
Information controls the locking processing module to carry out locking processing to the running information to the storage card.
Wherein, running information includes video image, sound, time, speed and the position of running car overall process.
Its further technical scheme is：The memory module also includes a buffer unit, for tentatively storing the master control
The running information of processing module transmission, when the duration of the running information of storage reaches the time of setting, running information is copied
Store into the storage card.
Its further technical scheme is：The master control processing module includes one and deletes unit, for by the buffer unit
In stored running information into storage card completely and deleted.
Its further technical scheme is：The buffer unit is RAM memory.
Its further technical scheme is：The drive recorder also includes a memory card interface, is inserted for driving in depositing
Storage card in card insert slot, the memory card interface be electrically connected to the master control processing module and the storage card slot it
Between.
Its further technical scheme is：The drive recorder include a USB interface, the USB interface respectively with it is described
Master control processing module and the navigation system of automobile are electrically connected with, so that master control processing module is led between the two with navigation system
News.
Its further technical scheme is：The master control processing module includes a Working mode changeover unit, for switch line
The mode of operation of car recorder.Wherein, the mode of operation of drive recorder includes master control control model and equipment mode；Normal work
In the case of work, drive recorder is in master control control model, by USB interface to realize the number of navigation system and drive recorder
According to communication, so that the master control processing module receives and handled the control instruction that navigation system is issued；When needs are in navigation system
During preview running information, the mode of operation of drive recorder is equipment mode, and now, equivalent to one USB of drive recorder is moved
Dynamic equipment.
Its further technical scheme is：The collision detection module includes gravity sensor.
The advantageous effects of the present invention are：The drive recorder that the present invention is provided by set master control processing module,
Memory module and storage card slot are to record the running information of running car overall process so that drive recorder is being gathered and stored
The cpu resource and memory source of onboard navigation system need not be consumed during running information, it is to avoid cause onboard navigation system interim card not
It is smooth；By set collision detection module and in a storage module set one lock processing module, with automatic detection automobile by
Collision alarm, to collision occur before and after 30 seconds running informations carry out locking be processed and stored in storage card, to prevent this
Running information is capped when storage card completely carries out circulation covering, so that the securely held driving letter for colliding automobile when occurring
Breath, is used as best evidence during so as to special requirement.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of drive recorder one of the present invention.
Fig. 2 is the structural representation of the memory module of embodiment illustrated in fig. 1.
Fig. 3 is the structural representation of the master control processing module of embodiment illustrated in fig. 1.
Embodiment
To make one of ordinary skill in the art be more clearly understood from the object, technical solutions and advantages of the present invention, with
Under the present invention is further elaborated in conjunction with the accompanying drawings and embodiments, similar reference numerals represent similar component in accompanying drawing.
Obviously, embodiment explained below is only a part of embodiment of the invention, rather than whole embodiments.Based on the present invention
In embodiment, the every other implementation that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example, belongs to the scope of protection of the invention.
Referring to Figures 1 and 2, drive recorder 10 of the present invention includes master control processing module 110, running information acquisition module
120th, collision detection module 130, storage card slot 150 and memory module 140, the memory module 140 are handled including a locking
Module 141.
Wherein, the memory module 140 is electrically connected with the storage card slot 141,110 points of the master control processing module
It is not electrically connected with the running information acquisition module 120, collision detection module 130 and memory module 140；The running information
Acquisition module 120 is used for the running information for gathering running car overall process, and the running information is sent to the master control
Manage module 110；The collision detection module 130 is used to detect the collision alarm that automobile is subject to, and the collision alarm is sent
To the master control processing module 110；The master control processing module 110 is used for the work for controlling the running information acquisition module 120
Make and the running information collected is sent to the memory module 140, stored running information to slotting using memory module 140
In the storage card for being put in the storage card slot 150；Meanwhile, according to the collision alarm, by before and after the time point for colliding generation
The running information of 30 seconds is sent in memory module 140, to store the running information to the storage card, and controls the locking
141 pairs of running informations of processing module carry out locking processing.
Wherein, running information includes video image, sound, time, speed and the position of running car overall process.It is logical
Cross and master control processing module 110, storage card slot 150 and memory module 140 be set in drive recorder 10 so that in collection and
The cpu resource and memory source of onboard navigation system need not be consumed during storage running information, it is to avoid cause onboard navigation system card
Pause and have some setbacks；By setting collision detection module 130, can automatic detection automobile whether collide, touching of being subject to of detection automobile
Signal is hit, collision alarm is sent to the master control processing module 110, wherein, when collision alarm is space-time, represent that automobile does not have
Collide, when collision alarm is real-time, represent car collision；By setting a locking to handle in memory module 140
Module 141, can carry out locking processing, to ensure that the running information is not coated to by the running information of front and rear 30 seconds when colliding generation
Lid, it is safe and reliable.
In some embodiments, such as the present embodiment, the collision detection module 130 includes gravity sensor.Work as generation
When collision and strenuous vibration, gravity sensor is triggered, and the collision alarm that the detection automobile of collision detection module 130 is subject to is reality,
And send collision alarm to master control processing module.
With continued reference to Fig. 2, in some embodiments, such as the present embodiment, it is single that the memory module 140 also includes a caching
Member 142, for tentatively storing the running information that the master control processing module 110 is transmitted, when storage running information when be up to
To setting time when, by running information copy store into the storage card.
Wherein, wound may be caused due to increasing for file in storage card by running information being stored directly in storage card
File and access time increase are built, so as to cause part running information loss, and a buffer unit is set in memory module 140
142, when starting collection running information, running information is stored in the buffer unit 142, when acquisition time reaches setting
Time when, the buffer unit 142 sends running information into the storage card, carry out copy storage.It is single using caching
Member 142, can quick storage running information, it is preferable that the buffer unit 142 is RAM memory, the read-write speed of RAM memory
Degree is fast, effectively can prevent running information from losing.
Reference picture 1, in some embodiments, such as the present embodiment, the drive recorder 10 also includes a storage clamping
Mouth 160, inserts the storage card in storage card slot 150, the memory card interface 160 is electrically connected to the master control for driving
Between processing module 110 and the storage card slot 150.Wherein, the storage card can be the storage cards such as SD card, TF cards.
In some embodiments, such as the present embodiment, the drive recorder 10 includes a usb 1 70, the USB
Interface 170 is electrically connected with the master control processing module 110 and the navigation system of automobile respectively, for master control processing module 110
Communicated between the two with navigation system.
Reference picture 3, in some embodiments, such as the present embodiment, the master control processing module 110 includes one and deletes unit
111, for the running information stored completely in the buffer unit 142 into storage card to be deleted.Using deleting unit 111
Delete in buffer unit 142 and store the running information into storage card completely, the space of buffer unit 142 can be vacateed in time,
Constantly copy is realized, the effect of Double buffer is reached, realizes the seamless connection of running information.
With continued reference to Fig. 3, the master control processing module 110 also includes a Working mode changeover unit 112, for switch line
The mode of operation of car recorder 10.Wherein, the mode of operation of drive recorder 10 includes master control control model and equipment mode；Just
Under normal working condition, drive recorder 10 is in master control control model, by usb 1 70 to realize navigation system and driving
The data communication of recorder 10, so that the master control processing module 110 receives and handled the control command that navigation system is issued, such as
Start to record, stop recording, preview running information etc.；When needing in navigation system preview running information, under navigation system
Concerned control command is sent out, master control processing module 110 is received after the control command, and the mode of operation of master control processing module 110 is cut
Change unit 112 and the mode of operation of drive recorder 10 is switched into equipment mode, now, drive recorder 10 is equivalent to one
USB mobile devices, for navigation system preview.
Based on above-mentioned design, when drive recorder 10 accesses power supply, master control processing module 110 passes through the storage clamping
Mouth 160 checks in storage card slots 150 whether inserted storage card, if result is no, points out user to insert storage card；Such as
Fruit result is yes, then the master control processing module 110 controls the running information acquisition module 120 to start to gather running information,
The collision detection module 130 is controlled to start working simultaneously；The running information acquisition module 120 is by the running information collected
Send to the master control processing module 110, running information is sent to the slow of the memory module 140 by master control processing module 110
Memory cell 142, when the running information duration of storage to buffer unit 142 reaches the time of setting, then copies the running information
Shellfish is stored to inserting in the storage card of the storage card slot 150；When copy storage is completed, in master control processing module 110
The running information for deleting the completion that is copied that unit 111 can be to being stored in buffer unit 142 is deleted, slow to vacate in time
The space of memory cell 142, realizes constantly copy, reaches the effect of Double buffer, realize the seamless connection of running information；The collision
Whether the automatic detection automobile of detection module 130 collides, if not colliding, and collision alarm is sky, master control processing module
110 receive the collision alarm of sky, control the collision detection module 130 to continue to detect whether automobile collides；If occurring
When collision or strenuous vibration, the gravity sensor of collision detection module 130 is triggered, and the collision detection module 130 is detected
Collision alarm be real, and master control processing module 110 is sent it to, before the master control processing module 110 will be collided when occurring
The running information of 30 seconds is sent to memory module 140 afterwards, is stored the running information into storage card using memory module 140,
The locking processing module 141 of the memory module 140 can carry out locking processing to the running information simultaneously, it is to avoid when storage card is full
The running information is capped, and best evidence is used as during so as to special requirement.The drive recorder 10 passes through USB interface
170 are connected with onboard navigation system, and user can issue control command by onboard navigation system to drive recorder 10, to driving
Running information in recorder 10 carries out preview.
In summary, the drive recorder that the present invention is provided is by setting master control processing module, memory module and storage card
Slot is to record the running information of running car overall process so that drive recorder need not disappear when gathering and storing running information
Consume the cpu resource and memory source of onboard navigation system, it is to avoid cause onboard navigation system interim card to have some setbacks；By setting collision
The collision alarm that detection module is subject to automatic detection automobile；One is set to lock processing module in a storage module, with collision
During generation, locking was carried out to the running informations of 30 seconds before and after collision time of origin and is processed and stored in storage card, to prevent this
Running information is capped when storage card completely carries out circulation covering, so that the securely held driving letter for colliding automobile when occurring
Breath, is used as best evidence during so as to special requirement；Buffer unit is set in a storage module and in master control processing module
Set and delete unit to realize Double buffer effect, while constantly copy, realizes running information seamless connection；Based on storage card slot
And the Double buffer of buffer unit sets the running information caused during prevented also from power-off to preserve failure.
The preferred embodiments of the present invention are the foregoing is only, rather than any formal limitation is done to the present invention.This area
Technical staff various equivalent changes and improvement, all institutes within the scope of the claims can be imposed on the basis of above-described embodiment
The equivalent variations done or modification, all should fall under the scope of the present invention.
Claims (8)
1. a kind of drive recorder, the drive recorder includes master control processing module, running information acquisition module, collision detection
Module, storage card slot and memory module, it is characterised in that：The memory module includes one and locks processing module；Wherein,
The memory module is electrically connected with the storage card slot, and the master control processing module is adopted with the running information respectively
Collect module, collision detection module and memory module to be electrically connected with；
The running information acquisition module is used for the running information for gathering running car overall process, and the running information is sent
To the master control processing module；
The collision detection module is used to detect the collision alarm that automobile is subject to, and the collision alarm is sent to the master control
Processing module；
The master control processing module is used for the work for controlling the running information acquisition module and passes the running information collected
The memory module is delivered to, is stored running information to inserting in the storage card of the storage card slot using memory module；
Meanwhile, according to the collision alarm, the running information of 30 seconds before and after the time point for colliding generation is sent in memory module, with
The running information is stored to the storage card, and controls the locking processing module to carry out locking processing to the running information.
2. drive recorder as claimed in claim 1, it is characterised in that：The memory module also includes a buffer unit, uses
In the running information for tentatively storing the master control processing module transmission, when the duration of the running information of storage reaches the time of setting
When, running information copy is stored into storage card.
3. drive recorder as claimed in claim 2, it is characterised in that：The master control processing module includes one and deletes unit,
For will have been stored in the buffer unit to the running information deletion of storage card.
4. drive recorder as claimed in claim 2, it is characterised in that：The buffer unit is RAM memory.
5. drive recorder as claimed in claim 1, it is characterised in that：The drive recorder also includes a storage clamping
Mouthful, the storage card in storage card slot is inserted for driving, the memory card interface is electrically connected to the master control processing module
And between the storage card slot.
6. drive recorder as claimed in claim 1, it is characterised in that：The driving recording also includes a USB interface, described
USB interface is electrically connected with the master control processing module and the navigation system of automobile respectively, for master control processing module and navigation
System is communicated between the two.
7. drive recorder as claimed in claim 1, it is characterised in that：The master control processing module is cut including a mode of operation
Unit is changed, the mode of operation for switching drive recorder.
8. drive recorder as claimed in claim 1, it is characterised in that：The collision detection module includes gravity sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710287295.9A CN107146299A (en) | 2017-04-27 | 2017-04-27 | Drive recorder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710287295.9A CN107146299A (en) | 2017-04-27 | 2017-04-27 | Drive recorder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107146299A true CN107146299A (en) | 2017-09-08 |
Family
ID=59773932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710287295.9A Pending CN107146299A (en) | 2017-04-27 | 2017-04-27 | Drive recorder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107146299A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109484333A (en) * | 2018-07-19 | 2019-03-19 | 深圳市安煋信息技术有限公司 | A kind of processing method and its car-mounted device of vehicle collision |
| CN111145384A (en) * | 2019-12-17 | 2020-05-12 | 广汽蔚来新能源汽车科技有限公司 | Driving record data processing method and device, driving recorder and computer equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009205227A (en) * | 2008-02-26 | 2009-09-10 | Yamaha Corp | Drive recorder |
| CN102542635A (en) * | 2012-02-09 | 2012-07-04 | 重庆长安汽车股份有限公司 | Car recorder combined with lane deviation alarming system |
| 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 |
| CN202815222U (en) * | 2012-05-22 | 2013-03-20 | 广东远峰电子科技有限公司 | Navigator having travelling recording function |
-
2017
- 2017-04-27 CN CN201710287295.9A patent/CN107146299A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009205227A (en) * | 2008-02-26 | 2009-09-10 | Yamaha Corp | Drive recorder |
| CN102542635A (en) * | 2012-02-09 | 2012-07-04 | 重庆长安汽车股份有限公司 | Car recorder combined with lane deviation alarming system |
| CN202815222U (en) * | 2012-05-22 | 2013-03-20 | 广东远峰电子科技有限公司 | Navigator having travelling recording function |
| 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 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109484333A (en) * | 2018-07-19 | 2019-03-19 | 深圳市安煋信息技术有限公司 | A kind of processing method and its car-mounted device of vehicle collision |
| CN111145384A (en) * | 2019-12-17 | 2020-05-12 | 广汽蔚来新能源汽车科技有限公司 | Driving record data processing method and device, driving recorder and computer equipment |
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Application publication date: 20170908 |