CN111147758A - Motor vehicle video recording controller, motor vehicle video recording control system and method - Google Patents
Motor vehicle video recording controller, motor vehicle video recording control system and method Download PDFInfo
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- CN111147758A CN111147758A CN202010028475.7A CN202010028475A CN111147758A CN 111147758 A CN111147758 A CN 111147758A CN 202010028475 A CN202010028475 A CN 202010028475A CN 111147758 A CN111147758 A CN 111147758A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000001133 acceleration Effects 0.000 claims abstract description 169
- 238000001514 detection method Methods 0.000 claims abstract description 58
- 238000013500 data storage Methods 0.000 claims description 10
- 230000002618 waking effect Effects 0.000 claims description 3
- 230000004913 activation Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
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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
- G07C5/0866—Registering performance data using electronic data carriers the electronic data carrier being a digital video recorder in combination with video camera
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/188—Capturing isolated or intermittent images triggered by the occurrence of a predetermined event, e.g. an object reaching a predetermined position
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Time Recorders, Dirve Recorders, Access Control (AREA)
Abstract
The embodiment of the invention provides a motor vehicle video recording controller, a motor vehicle video recording control system and a motor vehicle video recording control method, wherein the video recording controller comprises: the data receiving module is connected with the acceleration sensor and used for receiving an acceleration detection value detected and output by the acceleration sensor in real time after the motor vehicle enters a dormant state; a data memory pre-storing a first acceleration threshold; and the first data comparison module is connected with the data receiving module and the video collector and used for comparing an acceleration detection value with a prestored first acceleration threshold value and outputting a starting signal for controlling the video collector to start when the acceleration detection value is greater than or equal to the first acceleration threshold value. In the embodiment, the acceleration detection value is compared with the first acceleration threshold value, when the acceleration detection value exceeds the first acceleration threshold value, the motor vehicle is in an emergency state, and the video collector is controlled to collect the video images of the surrounding environment of the motor vehicle, so that the user experience can be effectively improved.
Description
Technical Field
The embodiment of the invention relates to the technical field of auxiliary driving of motor vehicles, in particular to a motor vehicle video recording controller, a motor vehicle video recording control system and a motor vehicle video recording control method.
Background
The existing motor vehicle usually needs to acquire video images of the surrounding environment of the motor vehicle in a normal driving state and an emergency state respectively through a vehicle data recorder. When the vehicle is in a sleeping state, the vehicle tachograph of the vehicle will also go to sleep at the same time, however, if the vehicle is in an emergency state at this time, for example: natural disasters or artificial damages and the like, because the motor vehicle is in a dormant state, video images cannot be acquired, and the user experience is influenced.
Disclosure of Invention
The technical problem to be solved by the embodiments of the present invention is to provide a video recording controller for a motor vehicle, which can collect video images around the motor vehicle when the motor vehicle is in a dormant state.
The technical problem to be solved by the embodiments of the present invention is to provide a video recording control system for a motor vehicle, which can collect video images around the motor vehicle when the motor vehicle is in a dormant state.
The technical problem to be solved by the embodiments of the present invention is to provide a video recording control method for a motor vehicle, which can collect video images around the motor vehicle when the motor vehicle is in a dormant state.
In order to solve the above technical problem, an embodiment of the present invention provides the following technical solutions: a motor vehicle video recording controller is connected with a video collector and an acceleration sensor of a motor vehicle, and comprises:
the data receiving module is connected with the acceleration sensor and used for receiving an acceleration detection value detected and output by the acceleration sensor in real time after the motor vehicle enters a sleep state;
a data memory pre-storing a first acceleration threshold; and
and the first data comparison module is connected with the data receiving module and the video collector and used for comparing the acceleration detection value with a prestored first acceleration threshold value and outputting a starting signal for controlling the video collector to start when the acceleration detection value is greater than or equal to the first acceleration threshold value.
Further, the vehicle video recording controller further comprises:
and the second data comparison module is connected with the acceleration sensor, the data receiving module, the data storage and the first data comparison module and is used for starting the first data comparison module when the acceleration detection value is greater than or equal to a second acceleration threshold value prestored in the data storage, and the second acceleration threshold value is smaller than the first acceleration threshold value.
Further, the first data comparison module comprises:
the comparison unit is connected with the data receiving module and the data storage and is used for comparing the acceleration detection value with the first acceleration threshold value and outputting a comparison result;
and the control unit is connected with the comparison unit and the video collector and is used for correspondingly generating and outputting the starting signal according to the comparison result.
On the other hand, in order to solve the above technical problem, an embodiment of the present invention provides the following technical solutions: a motor vehicle video control system comprises a video collector, an acceleration sensor and a motor vehicle video controller connected with the video collector and the acceleration sensor, wherein the motor vehicle video controller is any one of the motor vehicle video controllers.
Furthermore, the video collector is a vehicle event data recorder.
In another aspect, to solve the above technical problem, an embodiment of the present invention provides the following technical solutions: a method for video recording control of a motor vehicle, said method comprising the steps of:
a data receiving step, namely receiving an acceleration detection value detected and output by the acceleration sensor in real time after the motor vehicle enters a sleep state;
and a comparison step, comparing the acceleration detection value with a prestored first acceleration threshold value, and outputting a starting signal for controlling the video collector to start when the acceleration detection value is greater than or equal to the first acceleration threshold value.
Further, the method further comprises:
and a waking step, wherein the comparing step is executed when the acceleration detection value is greater than or equal to a pre-stored second acceleration threshold value, and the second acceleration threshold value is smaller than the first acceleration threshold value.
Further, the comparing the detected acceleration value with a prestored first acceleration threshold value, and outputting a start signal for controlling the video collector to start when the detected acceleration value is greater than or equal to the first acceleration threshold value includes:
comparing the acceleration detection value with the first acceleration threshold value and outputting a comparison result;
and correspondingly generating and outputting the starting signal according to the comparison result.
Furthermore, the video collector is a vehicle event data recorder.
After the technical scheme is adopted, the embodiment of the invention at least has the following beneficial effects: the embodiment of the invention collects the acceleration detection value detected and output by the acceleration sensor in real time through the data receiving module after the motor vehicle enters the sleep state, the first data comparison module compares the collected acceleration detection value with a first acceleration threshold value prestored in the data memory, and outputs a starting signal for controlling the video collector to start when the acceleration detection value is greater than or equal to the first acceleration threshold value, the acceleration detection value output by the acceleration sensor of the motor vehicle can effectively reflect the current condition of the motor vehicle, and the acceleration detection value is compared with the preset first acceleration threshold value, when the acceleration detection value exceeds the first acceleration threshold value, the motor vehicle is in an emergency state, and at the moment, the video collector is controlled to collect video images of the surrounding environment of the motor vehicle, so that the user experience can be effectively improved.
Drawings
FIG. 1 is a schematic block diagram of an alternative embodiment of a vehicle video recording control system according to the present invention.
FIG. 2 is a schematic block diagram of a first data comparison module of an alternative embodiment of the vehicle video recording controller of the present invention.
FIG. 3 is a flowchart illustrating steps of an alternative embodiment of a video recording control method for a vehicle according to the present invention.
Fig. 4 is a detailed flowchart of step S2 of an alternative embodiment of the vehicle video recording control method according to the present invention.
Detailed Description
The present application will now be described in further detail with reference to the accompanying drawings and specific examples. It should be understood that the following illustrative embodiments and description are only intended to explain the present invention, and are not intended to limit the present invention, and features of the embodiments and examples in the present application may be combined with each other without conflict.
As shown in fig. 1, an alternative embodiment of the present invention provides a video recording controller 1 for a motor vehicle, which is connected to a video collector 3 and an acceleration sensor 5 of the motor vehicle, wherein the video recording controller 1 includes:
the data receiving module 10 is connected with the acceleration sensor 5 and used for receiving an acceleration detection value detected and output by the acceleration sensor 5 in real time after the motor vehicle enters a sleep state;
a data memory 12 in which a first acceleration threshold value is prestored; and
and the first data comparison module 14 is connected with the data receiving module 10 and the video collector 3, and is configured to compare the acceleration detection value with a prestored first acceleration threshold value, and output a start signal for controlling the video collector 3 to start when the acceleration detection value is greater than or equal to the first acceleration threshold value.
In the embodiment of the invention, the data receiving module 10 collects the acceleration detection value detected and output by the acceleration sensor 5 in real time after the motor vehicle enters the sleep state, and the first data comparison module 14 compares the collected acceleration detection value with a first acceleration threshold value pre-stored in the data storage 12, and outputs a starting signal for controlling the video collector 3 to start when the acceleration detection value is greater than or equal to the first acceleration threshold value, the acceleration detection value output by the acceleration sensor 5 of the motor vehicle can effectively reflect the current condition of the motor vehicle, and by comparing the acceleration detection value with the preset first acceleration threshold value, when the acceleration detection value exceeds the first acceleration threshold value, the motor vehicle is in an emergency state, and at the moment, the video collector 3 is controlled to collect video images of the surrounding environment of the motor vehicle, so that the user experience can be effectively improved. In specific implementation, the first data comparing module 14 may be implemented by a common data processing chip such as a single chip.
In an alternative embodiment of the present invention, as shown in fig. 1, the vehicle video recording controller 1 further includes:
and the second data comparison module 16 is connected with the acceleration sensor 5, the data receiving module 10, the data storage 12 and the first data comparison module 14, and is used for starting the first data comparison module 14 when the detected acceleration value is greater than or equal to a second acceleration threshold value prestored in the data storage 12, wherein the second acceleration threshold value is smaller than the first acceleration threshold value.
In the embodiment of the present invention, by setting the second data comparison module 16, when the detected acceleration value is greater than or equal to the pre-stored second acceleration threshold, the first data comparison module 12 is controlled to start, and the second acceleration threshold is smaller than the first acceleration threshold, so that the first data comparison module 14 is prevented from continuously judging data, the detection efficiency can be effectively improved, and the power consumption can be reduced. For example: the first acceleration threshold is 5m/s2The second acceleration threshold is 3m/s2When the data receiving module 10 collects the detected acceleration value detected and output by the acceleration sensor 5, the detected acceleration value is 3m/s2When the acceleration detection value is 5m/s, the wake-up module 14 outputs a wake-up signal to enable the first data comparison module 14 to enter a working state, data comparison and judgment are carried out in a circulating mode, and when the acceleration detection value is 5m/s2At this time, the video collector 3 is started to avoid the continuous data processing of the first data comparison module 14. In practice, the same appliesThe second data comparison module 16 can be implemented by common data processing chips such as a single chip microcomputer; in addition, it is understood that the first acceleration threshold and the second acceleration threshold may be set before the vehicle video controller is produced and shipped or set by a user.
In yet another alternative embodiment of the present invention, as shown in fig. 2, the first data comparing module 14 includes:
a comparing unit 141, connected to the data receiving module 10 and the data storage 12, for comparing the detected acceleration value with the first acceleration threshold value and outputting a comparison result;
and the control unit 143 is connected with the comparison unit 141 and the video collector 3, and is configured to generate and output the start signal according to the comparison result.
In the embodiment of the present invention, the comparison unit 141 compares the detected acceleration value with the first acceleration threshold value and outputs the comparison result to the control unit 143, so that the control unit 143 correspondingly generates and outputs the start signal according to the comparison result, the control principle is simple and easy to implement, and the control efficiency can be improved. Similarly, in a specific implementation, the comparing unit 141 and the control unit 143 may be implemented by using a data processing chip such as an existing single chip.
On the other hand, as shown in fig. 1, an embodiment of the present invention provides a motor vehicle video recording control system, including a video collector 3, an acceleration sensor 5, and a motor vehicle video recording controller 1 connected to the video collector 3 and the acceleration sensor 5, where the motor vehicle video recording controller 1 is a motor vehicle video recording controller as described in any one of the above. The motor vehicle video recording control system of the embodiment of the invention adopts the motor vehicle video recording controller 1, and can collect video images around the motor vehicle when the motor vehicle is in a dormant state.
In an optional embodiment of the present invention, the video collector 3 is a car recorder. The video collector 3 of the embodiment of the invention directly adopts the existing automobile data recorder of the automobile, reasonably utilizes the automobile resources and can effectively collect the video images of the surrounding environment of the automobile.
In another aspect, as shown in fig. 3, an embodiment of the present invention provides a method for controlling video recording of a motor vehicle, including the following steps:
s1: a data receiving step of receiving an acceleration detection value detected and output by the acceleration sensor 5 in real time after the motor vehicle enters a sleep state;
s2: and a comparison step, namely comparing the acceleration detection value with a prestored first acceleration threshold value, and outputting a starting signal for controlling the video collector 3 to start when the acceleration detection value is greater than or equal to the first acceleration threshold value.
According to the embodiment of the invention, by the method, the acceleration detection value detected and output by the acceleration sensor 5 is collected in real time after the motor vehicle enters the sleep state, the collected acceleration detection value is compared with the preset first acceleration threshold value, the video collector 3 is controlled to be started when the acceleration detection value is greater than or equal to the first acceleration threshold value, the acceleration detection value output by the acceleration sensor 5 of the motor vehicle can effectively reflect the current condition of the motor vehicle, the acceleration detection value is compared with the preset first acceleration threshold value, when the acceleration detection value exceeds the first acceleration threshold value, the motor vehicle is indicated to be in the emergency state, and at the moment, the video collector 3 is controlled to collect the video image of the surrounding environment of the motor vehicle, so that the user experience can be effectively improved.
In another optional embodiment of the invention, the method further comprises:
and a waking step, namely comparing the acceleration detection value with a preset second acceleration threshold value, and executing the comparison step when the acceleration detection value is greater than or equal to the second acceleration threshold value, wherein the second acceleration threshold value is smaller than the first acceleration threshold value.
According to the embodiment of the invention, by the method, the comparison step is executed when the acceleration detection value is greater than or equal to the pre-stored second acceleration threshold value, and the second acceleration threshold value is smaller than the first acceleration threshold value, so that continuous judgment is avoided, the detection efficiency can be effectively improved, and the power consumption is reduced. In addition, it is understood that the wake-up step is performed in the order between steps S1 and S2.
In yet another alternative embodiment of the present invention, as shown in fig. 4, the step S2 includes:
s21: comparing the acceleration detection value with the first acceleration threshold value and outputting a comparison result;
s22: and correspondingly generating and outputting the starting signal according to the comparison result.
According to the embodiment of the invention, the acceleration detection value and the first acceleration threshold value are compared and the comparison result is output through the method, and finally the starting signal is correspondingly generated and output according to the comparison result, so that the control principle is simple and easy to implement, and the control efficiency can be improved.
In another optional embodiment of the present invention, the video collector is a car recorder. The video collector 3 of the embodiment of the invention directly adopts the existing automobile data recorder of the automobile, reasonably utilizes the automobile resources and can effectively collect the video images of the surrounding environment of the automobile.
The functions described in the embodiments of the present invention may be stored in a storage medium readable by a computing device if they are implemented in the form of software functional modules or units and sold or used as independent products. Based on such understanding, part of the contribution of the embodiments of the present invention to the prior art or part of the technical solution may be embodied in the form of a software product stored in a storage medium and including instructions for causing a computing device (which may be a personal computer, a server, a mobile computing device, a network device, or the like) to execute all or part of the steps of the method described in the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes. The embodiments are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts among the embodiments are referred to each other.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (9)
1. The utility model provides a motor vehicle video recording controller, links to each other with the video acquisition ware and the acceleration sensor of motor vehicle which characterized in that, video recording controller includes:
the data receiving module is connected with the acceleration sensor and used for receiving an acceleration detection value detected and output by the acceleration sensor in real time after the motor vehicle enters a sleep state;
a data memory pre-storing a first acceleration threshold; and
and the first data comparison module is connected with the data receiving module and the video collector and used for comparing the acceleration detection value with a prestored first acceleration threshold value and outputting a starting signal for controlling the video collector to start when the acceleration detection value is greater than or equal to the first acceleration threshold value.
2. The vehicle video controller of claim 1, further comprising:
and the second data comparison module is connected with the acceleration sensor, the data receiving module, the data storage and the first data comparison module and is used for starting the first data comparison module when the acceleration detection value is greater than or equal to a second acceleration threshold value prestored in the data storage, and the second acceleration threshold value is smaller than the first acceleration threshold value.
3. The vehicle video record controller of claim 1 wherein said first data comparison module comprises:
the comparison unit is connected with the data receiving module and the data storage and is used for comparing the acceleration detection value with the first acceleration threshold value and outputting a comparison result;
and the control unit is connected with the comparison unit and the video collector and is used for correspondingly generating and outputting the starting signal according to the comparison result.
4. A motor vehicle video control system comprises a video collector, an acceleration sensor and a motor vehicle video controller connected with the video collector and the acceleration sensor, and is characterized in that the motor vehicle video controller is the motor vehicle video controller as claimed in any one of claims 1 to 3.
5. The vehicle video recording control system of claim 4, wherein the video collector is a tachograph.
6. A method for controlling video recording in a motor vehicle, said method comprising the steps of:
a data receiving step, namely receiving an acceleration detection value detected and output by the acceleration sensor in real time after the motor vehicle enters a sleep state;
and a comparison step, comparing the acceleration detection value with a prestored first acceleration threshold value, and outputting a starting signal for controlling the video collector to start when the acceleration detection value is greater than or equal to the first acceleration threshold value.
7. The vehicle video recording control method according to claim 6, further comprising:
and a waking step, wherein the comparing step is executed when the acceleration detection value is greater than or equal to a pre-stored second acceleration threshold value, and the second acceleration threshold value is smaller than the first acceleration threshold value.
8. The method as claimed in claim 6, wherein the comparing the detected acceleration value with a pre-stored first acceleration threshold value and outputting an activation signal for controlling the video collector to activate when the detected acceleration value is greater than or equal to the first acceleration threshold value comprises:
comparing the acceleration detection value with the first acceleration threshold value and outputting a comparison result;
and correspondingly generating and outputting the starting signal according to the comparison result.
9. The vehicle video recording control method according to claim 6, wherein the video collector is a car recorder.
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| CN202010028475.7A CN111147758A (en) | 2020-01-11 | 2020-01-11 | Motor vehicle video recording controller, motor vehicle video recording control system and method |
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| CN202010028475.7A CN111147758A (en) | 2020-01-11 | 2020-01-11 | Motor vehicle video recording controller, motor vehicle video recording control system and method |
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