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WO2022114424A1 - Système de boîte noire de véhicule - Google Patents

Système de boîte noire de véhicule Download PDF

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Publication number
WO2022114424A1
WO2022114424A1 PCT/KR2021/007450 KR2021007450W WO2022114424A1 WO 2022114424 A1 WO2022114424 A1 WO 2022114424A1 KR 2021007450 W KR2021007450 W KR 2021007450W WO 2022114424 A1 WO2022114424 A1 WO 2022114424A1
Authority
WO
WIPO (PCT)
Prior art keywords
camera
indoor
vehicle
camera module
image
Prior art date
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.)
Ceased
Application number
PCT/KR2021/007450
Other languages
English (en)
Korean (ko)
Inventor
권상호
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nc& Co Ltd
NC and Co Ltd
Original Assignee
Nc& Co Ltd
NC and Co Ltd
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 Nc& Co Ltd, NC and Co Ltd filed Critical Nc& Co Ltd
Publication of WO2022114424A1 publication Critical patent/WO2022114424A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • B60R1/00—Optical viewing arrangements; Real-time viewing arrangements for drivers or passengers using optical image capturing systems, e.g. cameras or video systems specially adapted for use in or on vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R11/04—Mounting of cameras operative during drive; Arrangement of controls thereof relative to the vehicle
    • 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
    • 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
    • G07C5/008—Registering or indicating the working of vehicles communicating information to a remotely located station
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/10—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths
    • H04N23/11—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from different wavelengths for generating image signals from visible and infrared light wavelengths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/80—Camera processing pipelines; Components thereof
    • H04N23/84—Camera processing pipelines; Components thereof for processing colour signals
    • H04N23/88—Camera processing pipelines; Components thereof for processing colour signals for colour balance, e.g. white-balance circuits or colour temperature control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/90—Arrangement of cameras or camera modules, e.g. multiple cameras in TV studios or sports stadiums
    • 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
    • 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
    • H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources

Definitions

  • the following embodiments relate to a vehicle black box system, and more specifically, to a vehicle black box system capable of capturing 360 degrees centered on the vehicle.
  • a method of photographing the front or front and rear has been applied to a vehicle black box. These methods cannot capture the side of the vehicle or the interior situation, so there may be blind spots for shooting.
  • An alternative form of black box may exist to overcome this limitation.
  • a method of photographing the interior of a vehicle by using a fisheye lens may be used.
  • a fisheye lens is used for filming, distortion of the recorded image occurs, and since it is filmed from the front, the faces and motions of the driver and passenger are recorded together, thereby infringing on privacy.
  • the rear of the vehicle cannot be recorded in detail, the recording of an accident occurring at the rear of the vehicle is not performed.
  • Korea Patent Publication No. 2014-0002440 (published on April 28, 2014) has an image unit accommodating a fisheye lens and a camera module, and is connected to the image unit to acquire image information captured by the image unit when driving, and store it in the storage unit.
  • a main body including a control unit for storing, a storage unit that converts photographed image information into a database according to the instructions of the control unit, and a control panel is installed on the front windshield of the vehicle, and wraps the left and right edges of the main body to one side
  • a vehicle black box in which the cable is not exposed to the outside by including a cover body fixed to the main body while wrapping the cable that is extended to the upper part of the glass window and is extended.
  • An embodiment may provide a vehicle black box system including a plurality of camera modules.
  • An embodiment may provide a method for simultaneously transmitting a plurality of images.
  • a vehicle black box system includes a first camera module installed in front of a vehicle, and a second camera module installed in the rear of the vehicle, wherein the first camera module captures the front of the vehicle. and a front camera, wherein the second camera module includes an indoor camera for photographing the interior of the vehicle and a rear camera for photographing the rear of the vehicle, wherein the indoor camera is configured to view the vehicle from a rear view point of the vehicle. is positioned to photograph the front of it.
  • the first camera module includes a main processor for controlling the first camera module and the second camera module, and a front image obtained by the front camera, an indoor image obtained by the indoor camera, and the rear camera by the It may include a memory for storing the acquired rear image.
  • the second camera module may further include a first processor for controlling the indoor camera, and a second processor for controlling the rear camera.
  • the first processor determines a first white balance value and a first gain value for photographing the indoor camera based on information obtained through the indoor camera
  • the second processor determines the first white balance value and the first gain value for photographing the indoor camera.
  • a second white balance value and a second gain value for photographing the rear camera may be determined based on the obtained information.
  • the second camera module may further include a connection unit for simultaneously transmitting the indoor image generated through the indoor camera and the rear image generated through the rear camera to the first camera module.
  • the connector may include a single cable built-in to transmit the indoor image and the rear image simultaneously.
  • the second camera module may further include a coupling unit that provides a degree of rotational freedom to the indoor camera so that the viewpoint of the indoor camera can be adjusted.
  • the rear camera module installed at the rear of the vehicle includes an indoor camera for photographing the interior of the vehicle, and a rear camera for photographing the rear of the vehicle, wherein the indoor camera is the rear of the vehicle It is positioned to photograph the front of the vehicle from the viewpoint of.
  • the rear camera module may further include a first processor for controlling the indoor camera, and a second processor for controlling the rear camera.
  • the first processor determines a first white balance value and a first gain value for photographing the indoor camera based on information obtained through the indoor camera
  • the second processor determines the first white balance value and the first gain value for photographing the indoor camera.
  • a second white balance value and a second gain value for photographing the rear camera may be determined based on the obtained information.
  • the rear camera module may further include a connection unit for simultaneously transmitting the indoor image generated through the indoor camera and the rear image generated through the rear camera to the main module of the black box system located in front of the vehicle. .
  • a method for transmitting a plurality of images includes determining a first white balance value and a first gain value for controlling an indoor camera through a first processor , determining a second white balance value and a second gain value for controlling the rear camera through a second processor, using the indoor camera to generate an indoor image based on the first white balance value and the first gain generating a rear image based on the second white balance value and the second gain value through the rear camera, and a main module of a black box system located in front of the vehicle through a connection unit. It may include simultaneously transmitting an image and the rear image.
  • a vehicle black box system including a plurality of camera modules may be provided.
  • a method for simultaneously transmitting a plurality of images may be provided.
  • FIG. 1 illustrates scenes captured by a black box system according to an example.
  • FIG. 2 is a block diagram of a black box system according to an embodiment.
  • 3 is a rear view camera module according to an example.
  • FIG. 4 is a rear view camera module according to another example.
  • FIG. 5 is a flowchart of a method of transmitting a plurality of images according to an embodiment.
  • first or second may be used to describe various elements, these terms should be interpreted only for the purpose of distinguishing one element from another.
  • a first component may be termed a second component, and similarly, a second component may also be termed a first component.
  • FIG. 1 illustrates scenes captured by a black box system according to an example.
  • the black box system for photographing the surroundings of the vehicle 100 may include a front camera module 110 and a rear camera module 120 .
  • the front camera module 110 may generate a front image by photographing the scene 111 in front of the vehicle 100 .
  • the rear camera module 120 may include a plurality of cameras, and generates an indoor image by photographing the indoor scene 122 of the vehicle 100 using the plurality of cameras, and the rear view of the vehicle 100 ( 121) to create a rear image. Since the black box system can generate both a front image, an indoor image, and a rear image, video recording can proceed without blind spots.
  • An interior image may be generated by photographing the front from the rear viewpoint of the vehicle 100 . Since the interior image is generated at this point in time, the faces of the driver and passenger located inside the vehicle 100 may not appear in the interior image. That is, the interior image may be generated to protect the privacy of the driver and the passenger.
  • FIG. 2 is a block diagram of a black box system according to an embodiment.
  • the black box system 200 includes a first camera module 210 installed in the front of the vehicle and a second camera module 220 installed in the rear of the vehicle.
  • the first camera module 210 and the second camera module 220 may correspond to the front camera module 110 and the rear camera module 120 described above with reference to FIG. 1 , respectively.
  • the first camera module 210 includes a front camera 211 , a main processor 212 , a memory 213 , and a connection unit 214 .
  • the first camera module 210 may be mounted inside the vehicle so as to photograph a scene in front through a wind shield of the vehicle.
  • the first camera module 210 may be mounted on the windshield or on a ceiling around the windshield.
  • the front camera 211 creates a front image by photographing the front of the vehicle.
  • the main processor 212 may control the operation of the front camera 211 and may additionally control the operation of the second camera module 220 .
  • the memory 213 may store a front image generated by the front camera 211 and an indoor image and a rear image received from the second camera module 220 .
  • An individual image may be a frame, and a plurality of images (or frames) received through the same channel may constitute a moving picture.
  • connection unit 214 may receive an indoor image and a rear image through the connection unit 260 of the second camera module 220 .
  • the connector 214 and the connector 260 may be connected through a single cable 261 .
  • the second camera module 220 may include a first camera unit 230 , a second camera unit 240 , a coupling unit 250 , and a connection unit 260 .
  • the first camera unit 230 may include an indoor camera 231 and a first processor 232 .
  • the first processor 232 may determine a first white balance value and a first gain value for photographing the indoor camera 231 based on information obtained through the indoor camera 231 .
  • information obtained through the indoor camera 210 may be illuminance information.
  • the illuminance information may be obtained by analyzing a brightness histogram of an indoor image.
  • the illuminance information may be obtained through a separate illuminance sensor.
  • the indoor camera 231 may include an RGB image sensor.
  • a color image may be generated through an RGB image sensor.
  • the indoor camera 231 may include an infrared (IR) image sensor.
  • An IR image may be generated via an IR image sensor.
  • the indoor camera 231 may include an image sensor including RGB pixels and IR pixels together.
  • An image sensor comprising RGB pixels and IR pixels together is termed an RGBIR image sensor.
  • An image sensor comprising RGB pixels and IR pixels together can generate a color image and an IR image at the same time.
  • the color image and the IR image may be blended based on the illuminance information. Even when the brightness of the interior of the vehicle is low, the shape of the object can be clearly displayed in the blended image.
  • the second camera unit 240 may include a rear camera 241 and a second processor 242 .
  • the second processor 242 may determine a second white balance value and a second gain value for photographing the rear camera based on information obtained through the rear camera 241 .
  • the coupling unit 250 may provide a degree of rotational freedom to the indoor camera 231 so that the viewpoint of the indoor camera 231 can be adjusted.
  • the coupling unit 250 may provide a degree of rotational freedom to the rear camera 241 so that the viewpoint of the rear camera 241 can be adjusted.
  • the indoor camera 210 and the rear camera 241 can be rotated in different directions by the coupling unit 250 .
  • the connection unit 260 simultaneously transmits the indoor image generated through the indoor camera 231 and the rear image generated through the rear camera 241 to the main module (eg, first 1 to the camera module 210).
  • the connector 261 may include a single cable 261 built-in to simultaneously transmit an interior image and a rear image.
  • the connection part 260 may be provided with a first pin for an indoor image and a second pin for a rear image.
  • connection unit 260 and the connection unit 214 may be connected through a single cable 261 .
  • the single cable 261 may simultaneously pick up an indoor image and a rear image through the first pin and the second pin of the connection unit 260 .
  • Power may be supplied from the first camera module 210 to the second camera module 220 through a single cable 261 .
  • 3 is a rear view camera module according to an example.
  • the second camera module 220 described above with reference to FIG. 2 may be implemented in a horizontal form as shown in FIG. 3 .
  • the rear camera module 300 is a single cable connected to the mounting unit 310 for mounting the rear camera module 300, the first camera unit 330, the second camera unit 340, the coupling unit 350, and the connection unit. (361).
  • the first camera unit 330 may include an indoor camera 331 , and a processor (eg, the first processor 232 ) for removing the indoor camera 331 is disposed in the first camera unit 330 .
  • a processor eg, the first processor 232 for removing the indoor camera 331 is disposed in the first camera unit 330 .
  • the second camera unit 340 may include a rear camera 341 , and a processor (eg, the second processor 242 ) for removing the rear camera 341 is disposed in the second camera unit 340 .
  • a processor eg, the second processor 242 for removing the rear camera 341 is disposed in the second camera unit 340 .
  • the coupling unit 350 may provide the first camera unit 330 and the second camera unit 340 with a degree of freedom in which the first camera unit 330 and the second camera unit 340 can rotate individually, respectively. have.
  • FIG. 4 is a rear view camera module according to another example.
  • the second camera module 220 described above with reference to FIG. 2 may be implemented in a vertical form as shown in FIG. 3 .
  • the rear camera module 400 is a single cable connected to the mounting unit 410, the first camera unit 430, the second camera unit 440, the coupling unit 450 and the connector for mounting the rear camera module 400. (461).
  • the first camera unit 430 may include an indoor camera 431 , and a processor (eg, the first processor 232 ) for removing the indoor camera 431 is disposed in the first camera unit 430 .
  • a processor eg, the first processor 232 for removing the indoor camera 431 is disposed in the first camera unit 430 .
  • the second camera unit 440 may include a rear camera 441 , and a processor (eg, the second processor 242 ) for removing the rear camera 441 is disposed in the second camera unit 440 .
  • a processor eg, the second processor 242 for removing the rear camera 441 is disposed in the second camera unit 440 .
  • the coupling unit 450 may provide the first camera unit 430 and the second camera unit 440 with a degree of freedom in which the first camera unit 430 and the second camera unit 440 can rotate individually, respectively. have.
  • the coupling unit 450 is illustrated as being positioned on one side of the first camera unit 430 and the second camera unit 440 , the coupling unit 450 includes the first camera unit 430 and the second camera unit 440 according to an embodiment. 2 It may be implemented to be located on each upper surface or lower surface of the camera unit 440 rather than the side. The coupling unit 450 is implemented to be positioned on the upper surface or the lower surface of the first camera unit 430 and the second camera unit 440 so as not to interfere with the rotation of the first camera unit 430 and the second camera unit 440 . can be
  • FIG. 5 is a flowchart of a method of transmitting a plurality of images according to an embodiment.
  • the following steps 510 to 550 may be performed by the second camera module 220 described above with reference to FIG. 2 .
  • the first processor 232 may determine a first white balance value and a first gain value for controlling the indoor camera 231 .
  • the indoor camera 231 generates an indoor image based on the first white balance value and the first gain value.
  • the indoor camera 231 may include at least one of an RGB image sensor, an IR image sensor, and an RGBIR image sensor, and an indoor image may be generated according to the type of the included image sensor.
  • the indoor image may be any one of a color image, an IR image, or a blended image.
  • the second processor 242 may determine a second white balance value and a second gain value for controlling the indoor camera 241 .
  • step 540 the rear camera 241 generates a rear image based on the second white balance value and the second gain value.
  • the second camera module 220 is connected to the main module (eg, the first camera module 210 ) of the black box system (eg, the black box system 200 ) located in the front of the vehicle through the connection unit 260 . )) to transmit the indoor image and the rear image simultaneously.
  • the main module eg, the first camera module 210
  • the black box system eg, the black box system 200
  • the main module may generate a moving picture by storing the received indoor image and rear image.
  • the embodiments described above may be implemented by a hardware component, a software component, and/or a combination of a hardware component and a software component.
  • the apparatus, methods, and components described in the embodiments may include, for example, a processor, a controller, an arithmetic logic unit (ALU), a digital signal processor, a microcomputer, a field programmable gate (FPGA) array), a programmable logic unit (PLU), a microprocessor, or any other device capable of executing and responding to instructions, may be implemented using a general purpose computer or special purpose computer.
  • the processing device may execute an operating system (OS) and a software application running on the operating system.
  • a processing device may also access, store, manipulate, process, and generate data in response to execution of the software.
  • OS operating system
  • a processing device may also access, store, manipulate, process, and generate data in response to execution of the software.
  • the processing device includes a plurality of processing elements and/or a plurality of types of processing elements. It can be seen that can include For example, the processing device may include a plurality of processors or one processor and one controller. Other processing configurations are also possible, such as parallel processors.
  • Software may comprise a computer program, code, instructions, or a combination of one or more thereof, which configures a processing device to operate as desired or is independently or collectively processed You can command the device.
  • the software and/or data may be any kind of machine, component, physical device, virtual equipment, computer storage medium or apparatus, to be interpreted by or to provide instructions or data to the processing device. , or may be permanently or temporarily embody in a transmitted signal wave.
  • the software may be distributed over networked computer systems and stored or executed in a distributed manner. Software and data may be stored in a computer-readable recording medium.
  • the method according to the embodiment may be implemented in the form of program instructions that can be executed through various computer means and recorded in a computer-readable medium.
  • the computer readable medium may include program instructions, data files, data structures, etc. alone or in combination, and the program instructions recorded on the medium are specially designed and configured for the embodiment, or may be known and available to those skilled in the art of computer software.
  • Examples of the computer-readable recording medium include magnetic media such as hard disks, floppy disks and magnetic tapes, optical media such as CD-ROMs and DVDs, and magnetic such as floppy disks.
  • - includes magneto-optical media, and hardware devices specially configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like.
  • Examples of program instructions include not only machine language codes such as those generated by a compiler, but also high-level language codes that can be executed by a computer using an interpreter or the like.
  • the hardware devices described above may be configured to operate as one or a plurality of software modules to perform the operations of the embodiments, and vice versa.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Studio Devices (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Color Television Image Signal Generators (AREA)
  • Closed-Circuit Television Systems (AREA)

Abstract

Un système de boîte noire de véhicule comprend un premier module de caméra disposé dans une partie avant d'un véhicule et un second module de caméra disposé dans une partie arrière du véhicule, le premier module de caméra comprenant une caméra de vue avant pour capturer des images de régions devant le véhicule, le second module de caméra comprenant une caméra de vue intérieure pour capturer des images de l'intérieur du véhicule et une caméra de vue arrière pour capturer des images de régions derrière le véhicule, et la caméra de vue intérieure étant positionnée pour capturer des images de régions devant le véhicule à partir du point de vue de la partie arrière du véhicule.
PCT/KR2021/007450 2020-11-30 2021-06-15 Système de boîte noire de véhicule Ceased WO2022114424A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2020-0163869 2020-11-30
KR1020200163869A KR102463585B1 (ko) 2020-11-30 2020-11-30 차량용 블랙박스 시스템

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WO2022114424A1 true WO2022114424A1 (fr) 2022-06-02

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