KR20160139549A - A black box system with a notice function - Google Patents

A black box system with a notice function Download PDF

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Publication number
KR20160139549A
KR20160139549A KR1020150074648A KR20150074648A KR20160139549A KR 20160139549 A KR20160139549 A KR 20160139549A KR 1020150074648 A KR1020150074648 A KR 1020150074648A KR 20150074648 A KR20150074648 A KR 20150074648A KR 20160139549 A KR20160139549 A KR 20160139549A
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KR
South Korea
Prior art keywords
unit
information
control unit
power
black box
Prior art date
Application number
KR1020150074648A
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Korean (ko)
Inventor
이재명
오진근
Original Assignee
한국산업기술대학교산학협력단
주식회사 티엔엔솔루션
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Application filed by 한국산업기술대학교산학협력단, 주식회사 티엔엔솔루션 filed Critical 한국산업기술대학교산학협력단
Priority to KR1020150074648A priority Critical patent/KR20160139549A/en
Publication of KR20160139549A publication Critical patent/KR20160139549A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D41/00—Fittings for identifying vehicles in case of collision; Fittings for marking or recording collision areas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
    • B60Q11/00—Arrangement of monitoring devices for devices provided for in groups B60Q1/00 - B60Q9/00
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D9/00—Recording measured values
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W50/00—Details of control systems for road vehicle drive control not related to the control of a particular sub-unit, e.g. process diagnostic or vehicle driver interfaces
    • B60W50/02—Ensuring safety in case of control system failures, e.g. by diagnosing, circumventing or fixing failures
    • B60W50/0205—Diagnosing or detecting failures; Failure detection models
    • B60W2050/021—Means for detecting failure or malfunction

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Multimedia (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Alarm Systems (AREA)

Abstract

 The present invention relates to a black box system having a voltage abnormality notification function, and more particularly, to a black box system having a voltage abnormality notification function, comprising: an external power connection unit for receiving a power supplied from the outside; Generates an information message including a power off state and a power off state as the level reaches the set value and outputs the generated information message, A control unit for entering a power off mode for turning off the power of the black box system upon receipt of a transmission completion signal; And a wireless communication unit for transmitting the information message received from the control unit and outputting the transmission completion signal to the control unit upon transmitting the information message.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a black box system having a voltage abnormality notification function,

The present invention relates to a black box system having a voltage abnormality notification function, in particular, a function of monitoring a voltage level and a communication function are built in a black box, and a voltage abnormality is determined according to a voltage level, And a black box system having a voltage abnormality notification function for informing information for coping with voltage abnormality.

In general, a car black box is a device for recording a surrounding situation of a car mounted on a car, thereby helping the user to identify the cause of the accident by using an image recorded at the time of an accident.

Recently, a black box for a vehicle has been provided with a continuous power supply system capable of recording even when the vehicle has not been started. When the black box is connected to the power supply at all times, Can be recorded.

However, according to the above-described conventional black box for automobiles, when the black box is connected to a power source at all times, the main battery of the automobile may be discharged to prevent start-up. Therefore, If the input voltage of the black box is constantly checked and the input voltage of the black box is detected to be below a certain voltage, the recording is immediately terminated and the input power is cut off to protect the main battery of the automobile. However, the user can not know whether the black box is operating or the power is off , There is a problem that it is difficult to find a car or a black box when the car is stolen or the black box itself is stolen after the black box power is turned off.

In order to solve the above-described problems, the present invention has been made to solve the above-mentioned problems, and it is an object of the present invention to provide a black box which has a function of monitoring a voltage level and a communication function for informing a monitoring result, The present invention provides a black box system having a function of notifying a voltage abnormality that a user can adequately cope with an emergency situation such as a black box or a car theft state through the notification of information for coping with a voltage abnormality and a voltage abnormality .

According to an aspect of the present invention, there is provided a black box system having a voltage abnormality notification function, the black box system comprising: an external power connection unit receiving external power; Generates an information message including a power off state and a power off state as the level reaches the set value and outputs the generated information message, A control unit for entering a power off mode for turning off the power of the black box system upon receipt of a transmission completion signal; And a wireless communication unit for transmitting the information message received from the control unit and for outputting the transmission completion signal to the control unit upon transmitting the information message.

According to another aspect of the present invention, there is provided an information recording and reproducing apparatus including an information providing unit for recording an image according to a control signal and outputting the recorded image to the control unit, When the set value is reached, the control signal is generated and the image can be included in the information message.

In this case, the information providing unit may include a real time unit generating a time value; A GPS receiver for receiving GPS signals; A recording unit for recording the image; And a recording unit for recording an external sound, wherein the control unit generates time information according to the time value, generates position information according to the GPS signal, generates sound information according to the external sound, The time information, the location information, and the sound information may be further included in the message.

According to another aspect of the present invention, there is provided a power supply unit for a vehicle, comprising: an auxiliary power unit for supplying power to the main power unit; To the wireless communication unit, the real-time clock unit, and the GPS receiver, and generates an information message including the power-off state, the time information, and the location information.

At this time, the control unit may generate the information message when the input image matches the previously stored reference image.

In order to achieve the above object, an embodiment of the present invention may further include a storage unit for storing the image, the time information, the position information, and the sound information, And stores the image included in the information message in the separate directory.

According to the present invention described above, the black box has a function of monitoring the level of voltage and a communication function of informing of the monitoring result, and the black box judges whether or not the voltage is abnormal according to the voltage level, So that the user can easily know whether the black box is operating or not.

Further, in an emergency in which a vehicle or a black box is stolen, a user can grasp the position of the vehicle or the black box by using a message received from the black box, thereby allowing the user to relatively easily access the stolen vehicle or the black box There is an effect that can be found.

1 is a block diagram of a black box system having a voltage abnormality notification function according to an exemplary embodiment of the present invention.
2 is a block diagram illustrating an information providing unit of a black box system having a voltage abnormality notification function according to an embodiment of the present invention.
3 is a flowchart illustrating an operation of a black box system having a voltage abnormality notification function according to an embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. However, the embodiments of the present invention can be modified into various other forms, and the scope of the present invention is not limited to the embodiments described below. The shape and the size of the elements in the drawings may be exaggerated for clarity and the same elements are denoted by the same reference numerals in the drawings.

Meanwhile, the meaning of the terms described in the present application should be understood as follows.

The terms "first "," second ", and the like are used to distinguish one element from another and should not be limited by these terms. For example, the first component may be referred to as a second component, and similarly, the second component may also be referred to as a first component.

And throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "electrically connected" with another part in between. Furthermore, when a component is referred to as being "comprising" or "comprising", it is to be understood that this does not exclude other components, do.

FIG. 1 illustrates a black box system having a voltage abnormality notification function according to an embodiment of the present invention. The black box system having a voltage abnormality notification function according to an embodiment of the present invention includes an external power connection unit 100, And may include a controller 200, a wireless communication unit 300, an information providing unit 400, an auxiliary power unit 500, and a storage unit 600.

The external power connection unit 100 receives power supplied from the outside, that is, power supplied from the main battery of the vehicle, and supplies the input power to the wireless communication unit 300, the information providing unit 400) and other black box systems. In this case, the power input through the external power connection unit 100 may be DC (direct current) of about 12 V to 2 V, but is not limited thereto.

The control unit 200 also checks the voltage level of the power source inputted through the external power connection unit 100. When the checked voltage level reaches the set value, And outputs the generated information message to the wireless communication unit 300. Upon receiving the transmission completion signal from the wireless communication unit 300, the power-off mode for turning off the power of the black box system is entered. The control unit 200 may determine the state of the vehicle according to the level of the voltage input through the external power connection unit 100. For example, the control unit 200 may connect the external power connection unit 100 If the input voltage is about 13 V, it is determined that the vehicle is running. If the input voltage is about 12.8 V or less, it is determined that the vehicle is parked. If the input voltage is about 12.3 V and sometimes about 11.9 V or less, It can be judged that there is not much. The control unit 200 may be activated for a short period of time from 30 minutes to 3 hours after reaching the set value as well as the first time when the voltage of the power source inputted through the external power connection unit 100 reaches the set value, An information message may be generated and the user may be provided not only the battery status but also the status information of the automobile in an emergency situation. At this time, when the transmission completion signal is inputted from the wireless communication unit 300, the control unit 200 automatically drives the engine of the vehicle without turning off the power of the black box system, The power supply may be turned off only after the input voltage reaches about 12.8V. The control unit 200 can provide status information on the surroundings of the vehicle to the user's cellular phone through the wireless communication unit 300 when the vehicle is started while it is determined that the vehicle is parked or there is movement of the vehicle. On the other hand, when the response of the user after the generation of the information message, that is, the remote control through the user's mobile phone, or the like is not detected for a predetermined time, the control unit 200 may transmit the information message to the cellular phone of the predetermined successor.

Meanwhile, the wireless communication unit 300 transmits the information message input from the control unit 200 to the user's cellular phone or the like, and outputs a transmission completion signal indicating that the transmission is completed to the control unit 200 as the information message is transmitted. Here, the wireless communication unit 300 is preferably a 4G (Generation) mobile communication (Long Term Evolution) module which is easy to transmit an information message to a user's cellular phone, but is not limited thereto. Wireless- , Or a WCDMA (Wideband Code Division Multiple Access) module.

The information providing unit 400 receives the control signal from the control unit 200, records the video according to the control signal, and outputs the recorded video to the control unit 200. Here, the control unit 200 controls to collect information about the surroundings of the automobile such as video recording around the automobile as the level of the voltage input through the external power connection unit 100 reaches a set value, for example, about 12.3V And may include an image around the automobile recorded by the information providing unit 400 in the information message according to the control signal thus generated. That is, the user can easily recognize the surroundings of the automobile when the power of the black box is turned off by checking the surrounding images of the automobile included in the information message received by the mobile phone or the like.

On the other hand, the sub power supply unit 500 is installed in the black box system and supplies power within the system. That is, the auxiliary power unit 500 can supply power that is essential for system maintenance in a situation where external power can not be input to the black box system through the external power connection unit 100.

The storage unit 600 stores various information provided by the information providing unit 400 and processed by the control unit 200, that is, video, time information, location information, and sound information. Here, the storage unit 600 may be an SD (Secure Digital) card having a capacity of 16 GB or 32 GB, but is not limited thereto.

FIG. 2 is a diagram illustrating an information providing unit 400 of a black box system having a voltage abnormality notification function according to an embodiment of the present invention. The information providing unit 400 according to an embodiment of the present invention includes a real- (RTC) 410, a Global Positioning System (GPS) transceiver 420, a recording unit 430, and a recording unit 440.

The real time clock unit 410 generates a time value and provides the generated time value to the control unit 200. [ Here, the real-time clock unit 410 supports GMT (Greenwich Mean Time) setting and allows the control unit 200 to add accurate time information to an image recorded by the recording unit 430. [

In addition, the GPS transceiver 420 receives the GPS signal and provides the received GPS signal to the controller 200. The GPS transceiver 420 can automatically synchronize with the real time clock 410 only once after the first reception when the GPS transceiver 420 normally receives the GPS data. The location information such as latitude, longitude, and speed may be added to the video image recorded by the recording unit 430 according to the GPS signal.

At this time, when the power supply from the external power connection unit 100 stops, the controller 200 supplies power from the auxiliary power supply unit 500 to the wireless communication unit 300, the real time clock unit 410 and the GPS reception unit 420 , And generate an information message including power-off status, time information, and position information. That is, when the power supply from the main battery of the automobile is cut off, the control unit 200 does not supply power to the recording unit 430 or the like having a large power consumption, The power of the auxiliary power source unit 500 can be supplied only to the GPS receiving unit 420 or the like. In the case of the wireless communication unit 300, power consumption can be reduced by supplying power for a short time whenever necessary. However, when the capacity of the auxiliary power unit 500 is large, the controller 200 may supply the power of the auxiliary power unit 500 to the recording unit 430 or the like so that recording can be performed even when the power is off. Meanwhile, the control unit 200 may add the time information and the position information to the video image recorded by the recording unit 430, but it may also be formed as an SMS (Short Message Service) message on its own.

On the other hand, the recording unit 430 records the video around the automobile, and provides the recorded video to the control unit 200. At this time, the recording unit 430 can record a wide landscape of 240 degrees on the front side of the car using two HD grade 120 degree angle view cameras that record the front of the car, but the present invention is not limited thereto. Here, the control unit 200 may transmit the image received from the recording unit 430 to the user's cellular phone through the wireless communication unit 300 as an information message of a video format.

In addition, the recording unit 440 records the external sound and provides the recorded sound to the control unit 200. That is, the recording unit 440 may provide a voice recording function in response to the on / off of the voice recording button, and may automatically record sound around the vehicle under the control of the control unit 200. [ Here, the control unit 200 can transmit the sound received from the recording unit 440 to the user's cellular phone through the wireless communication unit 300 as a sound information message.

At this time, the controller 200 generates an information message when the image input from the recording unit 430 matches the reference image stored in advance, and transmits the generated information message to the user's mobile phone or the like through the wireless communication unit 300 As shown in FIG. For example, the control unit 200 stores the vehicle number inputted by the user as a reference image, and when a video recorded with a car having the same number as the vehicle number input in the middle of driving or during parking is input, And generates an information message including the image of the car and the location information, and transmits the generated information message to a designated user's mobile phone, in particular, a smart phone or the like. Here, the control unit 200 may store not only the car number of the car but also the face as a reference image. In this case, the face image together with the car number is also transmitted as an information message to the user's cellular phone through the wireless communication unit 300 can do. Meanwhile, the control unit 200 may generate a separate directory in the storage unit 600, and may store images or the like included in the information message in a separate directory.

FIG. 3 is a flowchart illustrating an operation of a black box system having a voltage abnormality notification function according to an embodiment of the present invention. Referring to FIGS. 1 to 3, operation of a black box system having a voltage abnormality notification function As follows.

First, the black box system is connected to the constant power source through the external power connection unit 100 (S100).

Thereafter, the control unit 200 in the black box system checks the voltage level of the power source inputted through the external power connection unit 100. When the checked voltage level is a predetermined value, for example, 12.8 V or less, The controller 200 enters the parking monitoring recording mode (S200). At this time, the control unit 200 continuously checks the voltage level when the checked voltage level does not reach the predetermined value. Here, the control unit 200 transmits the position information of the vehicle generated by the GPS signal input from the GPS transmitting / receiving unit 420 to the controller 300 through the wireless communication unit 300 But the present invention is not limited thereto.

If the control unit 200 enters the parking monitoring recording mode in response to the drop in the voltage level, the controller 200 checks the voltage level of the power source input through the external power connection unit 100, If the level is equal to or lower than a predetermined value, for example, 12.3 V, the controller 200 enters the battery off mode (S300). At this time, the control unit 200 continuously checks the voltage level when the checked voltage level does not reach the predetermined value.

If the control unit 200 enters the battery off mode according to the decrease of the voltage level, the controller 200 collects the vehicle periphery information through the information providing unit 400 (S400). At this time, the automobile peripheral information may include time information, position information, image and sound information, but is not limited thereto. In particular, the image may include the car number of the car located in the vicinity of the car, and the face of the person located in the vicinity of the car.

Thereafter, the control unit 200 generates an information message using the information collected through the information providing unit 400 (S500), and transmits the generated information message to the user or the mobile phone of the subordinate (S600). At this time, the control unit 200 may generate a separate directory in the storage unit 600 and store the information included in the information message in the generated separate directory, but the present invention is not limited thereto.

Thereafter, the control unit 200 may turn off the power supply to the black box system, but may turn off the power supply after the voltage input through the external power connection unit 100 reaches about 12.8 V by starting the vehicle It is possible.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be clear to those who have.

100: external power connection part 200:
300: wireless communication unit 400: information providing unit
410: real-time clocking unit 420: GPS transmission /
430: recording unit 440: recording unit
500: auxiliary power unit 600: storage unit

Claims (6)

In a black box system having a voltage abnormality notification function,
An external power connection unit for receiving an external power supply;
Generates an information message including a power off state and a power off state as the level reaches the set value and outputs the generated information message, A control unit for entering a power off mode for turning off the power of the black box system upon receipt of a transmission completion signal; And
And a wireless communication unit for transmitting the information message received from the control unit and outputting the transmission completion signal to the control unit upon transmitting the information message.
The method according to claim 1,
Further comprising an information providing unit for recording an image according to a control signal and outputting the recorded image to the control unit,
Wherein the control unit generates a control signal in response to the level of the level being reached and includes a voltage abnormality notification function that includes the image in the information message.
The method of claim 2,
The information providing unit,
A real time clock for generating a time value;
A GPS receiver for receiving GPS signals;
A recording unit for recording the image; And
And a recording unit for recording external sounds,
The control unit generates time information according to the time value, generates position information according to the GPS signal, generates sound information according to the external sound, adds the time information, the position information, A black box system having a voltage abnormality notification function that further includes sound information.
The method of claim 3,
Further comprising an auxiliary power supply for supplying power,
Wherein the control unit controls the power from the auxiliary power unit to be supplied to the wireless communication unit, the real time clock unit, and the GPS receiving unit as the power supply from the external power connection unit stops, A black box system having a voltage abnormal notification function for generating an information message containing information.
The method of claim 4,
Wherein the control unit has a voltage abnormality notification function for generating the information message when the input image coincides with a reference image stored in advance.
The method of claim 5,
Further comprising a storage unit for storing the image, the time information, the position information, and the sound information,
Wherein the control unit generates a separate directory in the storage unit and has a voltage abnormality notification function for storing the image included in the information message in the separate directory.
KR1020150074648A 2015-05-28 2015-05-28 A black box system with a notice function KR20160139549A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108428355A (en) * 2018-03-28 2018-08-21 成都信达智胜科技有限公司 A kind of intelligent vehicle monitoring method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108428355A (en) * 2018-03-28 2018-08-21 成都信达智胜科技有限公司 A kind of intelligent vehicle monitoring method
CN108428355B (en) * 2018-03-28 2021-11-19 吉林省寰旗科技股份有限公司 Intelligent vehicle monitoring method

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