WO2014208881A1 - Enregistreur de données d'événement pour véhicules - Google Patents

Enregistreur de données d'événement pour véhicules Download PDF

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Publication number
WO2014208881A1
WO2014208881A1 PCT/KR2014/003228 KR2014003228W WO2014208881A1 WO 2014208881 A1 WO2014208881 A1 WO 2014208881A1 KR 2014003228 W KR2014003228 W KR 2014003228W WO 2014208881 A1 WO2014208881 A1 WO 2014208881A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
black box
camera
motion
shock
Prior art date
Application number
PCT/KR2014/003228
Other languages
English (en)
Korean (ko)
Inventor
안종영
Original Assignee
주식회사 유라테크
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 주식회사 유라테크 filed Critical 주식회사 유라테크
Publication of WO2014208881A1 publication Critical patent/WO2014208881A1/fr

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Classifications

    • 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
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
    • B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
    • B60R21/013—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting collisions, impending collisions or roll-over
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2400/00—Special features of vehicle units
    • B60Y2400/30—Sensors

Definitions

  • the present invention relates to a vehicle black box, and more particularly to a vehicle black box that can improve the power consumption of the vehicle black box.
  • the black box is mounted on the aircraft and stores the operation information of the aircraft, and is used for cause analysis in case of an aircraft accident.
  • a vehicle black box (EDR: Event Data Recorder) is mounted on the vehicle, and stores the vehicle driving information such as the speed, direction, brake operation of the vehicle.
  • the vehicle black box is installed inside the vehicle and mainly photographs the front and stores images and / or audio of the situation before and after the accident. Recently, the popularity of the vehicle black box is gradually increasing, and the trend of selling the built-in black box in the vehicle manufacturing stage.
  • Such a black box for a vehicle generally includes a continuous mode in which recording is performed at any time during driving, a shock mode for recording a situation before and after an accident, a parking mode for recording a situation for a certain time during a vehicle accident, and a user manually. It can be operated in various modes, such as manual mode for recording.
  • the conventional vehicle black box has a problem in that the battery of the vehicle is over discharged when the vehicle is parked in the parking mode because it operates in a constant mode so as to prepare for an accident related to the vehicle.
  • the vehicle black box disclosed in Korean Patent Laid-Open No. 10-2012-004144 includes a camera for capturing an image; And compressing the image information photographed by the camera while the vehicle operation mode is operated in the parking monitoring mode, and determines whether an accident occurs based on a change value of the compressed compression size, and if it is determined that the accident occurs, for a predetermined time. And a microprocessor which controls to record the generated vehicle information and the accident information in a memory.
  • An object of the present invention is to provide a vehicle black box that can reduce the power consumption of the black box in the parking mode of the vehicle black box.
  • Vehicle black box for realizing the above object is a camera; A motion sensor for detecting a motion of an object within a predetermined distance from the vehicle; A storage unit for storing image data from the camera; And a controller configured to enter a power saving mode when the vehicle is parked and to operate the camera while the movement occurs when it is determined that the movement of the object is generated based on the movement detection signal from the movement detection sensor. do.
  • the motion sensor includes a plurality of infrared ray generator; At least one driving unit for driving each of the at least one infrared ray generating unit under the control of the controller; A receiving unit for receiving infrared rays from the outside; And a signal processor for processing the signal corresponding to the infrared light received by the receiver to generate the motion detection signal.
  • the control unit controls the at least one driving unit to selectively drive the at least one infrared ray generating unit, and based on the motion detection signal from the signal processing unit by the receiving unit together with the selective driving of the at least one infrared ray generating unit. It is characterized in that for determining the direction of movement of the detected object.
  • the control unit may control a shooting direction of the camera according to the detected movement direction of the object.
  • the controller may determine whether the vehicle is parked based on the gear mode of the gear box of the vehicle and the switch position of the start switch.
  • the vehicle black box further includes a shock sensor for detecting a shock of the vehicle, and when the controller determines that the shock has occurred in the vehicle based on the shock detection signal from the shock sensor, the impact time point And storing the image data photographed by the camera for a predetermined time before and after the storage unit.
  • the vehicle black box further includes a microphone, and the controller is configured to store the voice data generated by the microphone for a predetermined time before and after the impact occurs, when it is determined that the shock is generated in the vehicle through the shock sensor. It is characterized by storing in the wealth.
  • the present invention by minimizing the power consumption of the black box in the parking mode of the vehicle black box, it is possible to prevent the battery over-discharge of the vehicle due to excessive power consumption of the vehicle black box when the vehicle is parked for a long time.
  • FIG. 1 is a block diagram showing a vehicle black box according to an embodiment of the present invention.
  • FIG. 2 is a flowchart illustrating an operation of the vehicle black box shown in FIG. 1.
  • FIG. 3 is a schematic diagram showing an example of use states of the IR generator and receiver shown in FIG. 1; FIG.
  • FIG. 4 is a graph showing an example of a signal state detected by a receiver for an infrared signal transmitted at a plurality of frequencies.
  • FIG. 1 is a block diagram illustrating a vehicle black box according to an embodiment of the present invention.
  • 2 is a flowchart illustrating an operation of the vehicle black box shown in FIG. 1.
  • a vehicle black box according to an exemplary embodiment of the present invention includes a motion sensor 100, a controller 200, a camera 300, an impact sensor 400, and a storage 500. do.
  • the camera 300 may be one or more. Therefore, the present invention is not limited by the number of the camera 300.
  • the shock sensor 400 detects a shock of a vehicle equipped with the black box and provides a detection result to the controller 200.
  • the motion sensor 100 detects a motion of an object entering within a predetermined distance from the vehicle. There is no limitation on the number of motion detection sensors 100, but it is preferable that there are two or more.
  • FIG. 3 is a schematic diagram illustrating an example of a state of use of the IR generator and receiver shown in FIG. 1.
  • FIG. 3 a configuration is disclosed in which the IR generators 150 and 160 transmit infrared rays at different frequencies that can be distinguished from each other, and the receiver 140 receives them.
  • the device may be prevented from malfunctioning due to various causes, including malfunction due to light that may affect the operation of the device such as sunlight.
  • the direction of movement can also be detected.
  • the storage unit 500 stores image data from the camera 300.
  • the controller 200 enters a power saving mode when the vehicle is parked.
  • the controller 200 determines whether an object enters within a predetermined distance of the vehicle based on the motion detection signal from the motion sensor 100. If it is determined that the movement of the object occurs within a predetermined distance of the vehicle based on the movement detection signal from the movement detection sensor 100, the controller 200 operates the camera 300 while the movement occurs. If it is determined that the vehicle is impacted by the impact sensor 400 while the movement of the object is detected, the controller 200 may record the image data photographed by the camera 300 for a predetermined time before and after the impact occurs. Store in the storage unit 500.
  • FIG. 4 is a graph illustrating an example of a signal detected by a receiver for an infrared signal transmitted at a plurality of frequencies.
  • the receiving unit detects a different signal for each of different frequencies, and when a movement occurs within a reference distance, the control unit transmits a control signal to the image system to record an image.
  • the motion sensor 100 includes first and second drivers 110 and 120, first and second IR generators 150 and 160, a receiver 140, and a signal processor 130. do.
  • the first and second drivers 110 and 120 drive the first and second IR generators 150 and 160, respectively, under the control of the controller 200.
  • Each of the first and second IR generators 150 and 160 is driven by the first and second drivers 110 and 120 to transmit infrared rays to the outside.
  • the receiver 140 receives infrared rays from the outside and generates a signal corresponding to the received infrared rays. Subsequently, the signal generated by the receiver 140 is provided to the signal processor 130.
  • the signal processor 130 processes the signal from the receiver 130 and provides the processed signal to the controller 200 as a motion detection signal.
  • the controller 200 controls the first and second drivers 110 and 120 to selectively drive the first and second IR generators 150 and 160. Based on the selective driving of the first and second IR generators 150 and 160, the moving direction of the detected object may be determined based on the motion detection signal from the signal processor 130 according to the infrared reception of the receiver 140. Can be.
  • the controller 200 may control the photographing direction of the camera 300 according to the detected direction of movement of the object.
  • the controller 200 may determine whether the vehicle is parked based on the gear mode of the gear box 610 of the vehicle circuit 600 and the switch position of the start switch 620.
  • the vehicle black box may further include a microphone 700.
  • the controller 200 stores the voice data generated by the microphone 700 in the storage unit 500 for a predetermined time before and after the shock occurs. .
  • the controller 200 determines whether the vehicle is parked (S1). If the determination result of step S1 indicates that the vehicle is currently being driven rather than parked, the controller 300 enters a normal mode which is a mode at the time of driving the vehicle (S2).
  • the vehicle black box stores the image captured by the camera 300 and the audio data from the microphone 700 in the storage unit 500.
  • the image and audio data stored in the storage unit 500 is deleted from the previously stored data under the control of the control unit 200 to secure the storage space in the storage unit 500 while newly input image data from the camera 300 and The newly input voice data from the microphone 700 is stored.
  • the controller 200 stops deleting and storing the video and audio data to detect a shock by the shock sensor 400.
  • the control unit 200 switches the driving mode of the black box seen in step S3 to the sleep (sleep) mode (S3).
  • the controller 200 determines whether an object approaches the vehicle in the power saving mode (S4).
  • the controller 200 In order to determine whether the vehicle enters a predetermined distance range from the vehicle, the controller 200 selectively drives the first and second IR generators 150 and 160 through the first and second drivers 110 and 120. Subsequently, the control unit 200 based on the motion detection signal from the signal processing unit 130 according to the infrared reception of the receiver 140 by selective driving of the first and second IR generators 150 and 160. It may be determined whether an object enters within a predetermined range of. In addition, the controller 200 may also determine the moving direction of the object detected based on the infrared generation of the first and second IR generators 150 and 160 and the reception intensity from the receiver 140.
  • the controller 200 If it is determined that the movement of the object occurs within a predetermined distance of the vehicle based on the movement detection signal from the movement detection sensor 100, the controller 200 operates the camera 300 while the movement occurs.
  • step S5 when detecting the entry of the object within a predetermined range, the controller 200 drives the camera 300.
  • the controller 200 is a collision (or contact) with the object entered is determined by the impact (or contact) the impact through the impact sensor 400 (S6).
  • step S6 when the collision of the vehicle is detected through the impact sensor 400, in step S7, the control unit 200 may record the image data and the microphone, which are captured by the camera 300, for a predetermined time before and after the impact occurs.
  • the voice data generated by the 700 is stored in the storage unit 500.
  • the control unit 200 stores in the storage unit 500 for a predetermined time before and after the impact occurs (S7).
  • an error caused by the motion detection sensor 100 may be prevented.
  • By controlling the photographing direction of the camera 300 according to the moving direction of the object it is possible to provide more clear information to the user in the event of an accident.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Traffic Control Systems (AREA)
  • Studio Devices (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)

Abstract

L'invention porte sur un enregistreur de données d'événement pour véhicules, lequel enregistreur est apte à améliorer une consommation d'énergie. L'enregistreur de données d'événement pour véhicules comprend : une caméra ; un capteur de choc pour détecter l'impact appliqué à un véhicule ; un capteur de mouvement pour détecter un mouvement d'un objet à l'intérieur d'une distance prédéterminée par rapport au véhicule ; une unité de stockage pour stocker des données d'images à partir de la caméra ; et une unité de commande qui entre dans un mode d'économie d'énergie quand le véhicule est stationné, qui commande la caméra lors du mouvement de l'objet quand il est déterminé que le mouvement de l'objet est généré sur la base d'un signal de détection de mouvement à partir du capteur de mouvement, et qui stocke des données d'image, capturées par la caméra, pendant un temps prédéterminé avant et après un temps de génération d'impact, dans l'unité de stockage, quand il est déterminé qu'un impact est appliqué au véhicule sur la base d'un signal de détection d'impact à partir du capteur de choc.
PCT/KR2014/003228 2013-06-28 2014-04-15 Enregistreur de données d'événement pour véhicules WO2014208881A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020130075986A KR101524197B1 (ko) 2013-06-28 2013-06-28 차량용 블랙박스
KR10-2013-0075986 2013-06-28

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WO2014208881A1 true WO2014208881A1 (fr) 2014-12-31

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017128156A1 (fr) * 2016-01-27 2017-08-03 赵政荣 Procédé d'ajustement automatique de lentille d'enregistreur de conduite et enregistreur de conduite

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102333470B1 (ko) * 2019-12-27 2021-12-02 주식회사 유라코퍼레이션 주차 이벤트 영상 기록 시스템 및 방법
KR20220121996A (ko) 2021-02-26 2022-09-02 장기진 차량용 녹화기의 전원 제어장치
KR20230062932A (ko) 2021-11-01 2023-05-09 (주)지피아이코리아 차량용 블랙박스의 전원제어장치 및 이를 이용한 전원제어 시스템

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003067875A (ja) * 2001-08-23 2003-03-07 Radias:Kk 車両管理システム、車両
KR200348621Y1 (ko) * 2003-12-30 2004-04-29 주식회사 현대오토넷 차량 감시 시스템
KR20110107084A (ko) * 2010-03-24 2011-09-30 주식회사 아이카네트웍스 차량용 블랙박스 시스템
KR101157052B1 (ko) * 2011-09-20 2012-07-11 주식회사 미동전자통신 주차중 움직임감지를 통한 영상 저장방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003067875A (ja) * 2001-08-23 2003-03-07 Radias:Kk 車両管理システム、車両
KR200348621Y1 (ko) * 2003-12-30 2004-04-29 주식회사 현대오토넷 차량 감시 시스템
KR20110107084A (ko) * 2010-03-24 2011-09-30 주식회사 아이카네트웍스 차량용 블랙박스 시스템
KR101157052B1 (ko) * 2011-09-20 2012-07-11 주식회사 미동전자통신 주차중 움직임감지를 통한 영상 저장방법

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017128156A1 (fr) * 2016-01-27 2017-08-03 赵政荣 Procédé d'ajustement automatique de lentille d'enregistreur de conduite et enregistreur de conduite

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Publication number Publication date
KR20150002305A (ko) 2015-01-07
KR101524197B1 (ko) 2015-05-29

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