WO2023112115A1 - Système de communication, dispositif de traitement de l'information, procédé de traitement de l'information, programme et support d'enregistrement - Google Patents

Système de communication, dispositif de traitement de l'information, procédé de traitement de l'information, programme et support d'enregistrement Download PDF

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Publication number
WO2023112115A1
WO2023112115A1 PCT/JP2021/045947 JP2021045947W WO2023112115A1 WO 2023112115 A1 WO2023112115 A1 WO 2023112115A1 JP 2021045947 W JP2021045947 W JP 2021045947W WO 2023112115 A1 WO2023112115 A1 WO 2023112115A1
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WIPO (PCT)
Prior art keywords
video
vehicle
camera
image
switching
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PCT/JP2021/045947
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English (en)
Japanese (ja)
Inventor
廣人 根岸
昂生 加峯
晶勅 床井
靖之 野田
Original Assignee
パイオニア株式会社
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Priority to PCT/JP2021/045947 priority Critical patent/WO2023112115A1/fr
Publication of WO2023112115A1 publication Critical patent/WO2023112115A1/fr

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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

Definitions

  • the present invention relates to a communication system, an information processing device, an information processing method, a program, and a recording medium, and for example, a communication system, an information processing device, an information processing method, a program, and a recording medium for providing an image from a mobile body to the outside. Regarding.
  • Patent Document 1 There is a communication system that communicates between an in-vehicle device installed in a vehicle and an external terminal located outside the vehicle.
  • a voice call is performed between a driver of a vehicle and an operator of a terminal outside the vehicle.
  • a system for transmitting an image to a terminal outside the vehicle and displaying the image on the terminal outside the vehicle has been disclosed (for example, Patent Literature 1).
  • an image taken outside the vehicle and an image inside the vehicle taken inside the vehicle are switched as appropriate and transmitted from the in-vehicle device to the terminal outside the vehicle.
  • Such video switching is performed by the driver operating the vehicle-mounted device.
  • the driver of the vehicle can only operate the operation unit of the on-vehicle unit when the vehicle is stopped, and cannot operate the operation unit while driving. Therefore, there is a problem that video switching cannot be performed while the vehicle is moving.
  • the present invention has been made in view of the above points, and in a communication system for transmitting video from an in-vehicle device to a terminal outside the vehicle, it is possible to switch between transmitting the video outside the vehicle and transmitting the video inside the vehicle while the vehicle is running.
  • One of the objects is to provide a communication system capable of
  • the invention according to claim 1 is a communication system for performing audio-visual communication in which audio and video in the vehicle acquired by a first device that moves with the vehicle are sequentially transmitted to a second device, wherein the vehicle a video transmission unit that transmits either one of an in-camera video that is a video of the inside of the vehicle and an out-camera video that is a video of the outside of the vehicle in the vehicle to the second device, and the video transmission The part switches the image to be transmitted to either the in-camera image or the out-camera image based on a switching request according to the operation of the second device while the vehicle is running.
  • a processing device comprising: an image acquisition unit configured to acquire an in-camera image, which is an image of the interior of the vehicle captured by the vehicle; and an out-camera image, which is an image of the exterior of the vehicle captured by the vehicle; a video transmission unit configured to transmit either one of video and the out-camera video to the second device, wherein the video transmission unit transmits data to the second device while the vehicle is running in response to an operation of the second device.
  • the image to be transmitted is switched to either the in-camera image or the out-camera image based on the switching request.
  • FIG. 1 is an overall configuration diagram of a communication system according to a first embodiment
  • FIG. FIG. 2 is a diagram showing the configuration of the front seat portion of the vehicle according to the first embodiment
  • 4A and 4B are diagrams illustrating the configuration of the terminal device 20 according to the first embodiment and a display mode when an out-camera image is displayed
  • FIG. FIG. 3 is a diagram showing the configuration of the terminal device 20 and the display mode when an in-camera image is displayed according to the first embodiment
  • 1 is a block diagram of an in-vehicle device according to Embodiment 1
  • FIG. 3 is a block diagram of a server according to Example 1
  • FIG. It is a figure which shows an example of the setting information stored in user DB.
  • FIG. 10 is a diagram showing another example of setting information stored in the user DB;
  • FIG. 1 is a block diagram of a terminal device according to Example 1;
  • FIG. 4 is a flowchart showing an audio/video transmission processing routine executed by an in-vehicle device; 4 is a flowchart showing an audio/video transmission processing routine executed by a server;
  • FIG. 1 is an overall configuration diagram of a communication system 100 according to this embodiment. As shown in FIG. 1, the communication system 100 is configured by connecting an in-vehicle device 10, a terminal device 20, and a server 30 mounted on a vehicle M as a mobile object via a network NW.
  • the in-vehicle device 10 and the server 30 are connected via the network NW, and the terminal device 20 and the server 30 are connected via the network NW.
  • the in-vehicle device 10 and the terminal device 20 are configured to be able to transmit and receive information via the server 30 .
  • the network NW is, for example, LTE (Long Term Evolution), 4G (4th Generation) or 5G (5th Generation: 5th generation mobile communication system) via a mobile communication network that communicates via a connection to a base station It is a network that
  • FIG. 2 is a diagram showing the front seat portion of the vehicle M on which the in-vehicle device 10 according to the first embodiment is mounted.
  • the in-vehicle device 10 is connected to each of an exterior camera 11, an in-vehicle camera 12, a GPS receiver 13, a microphone 14, a touch panel display 15, and a speaker 16 installed in the vehicle M, and a control unit for controlling these. including.
  • the in-vehicle device 10 is arranged, for example, in the central portion of the dashboard DB in the front seats of the vehicle M. As shown in FIG.
  • the vehicle exterior photography camera 11 as a first photography unit is an imaging device that photographs the situation outside the vehicle M.
  • the exterior camera 11 is a wide-angle camera that captures a wide area in front of the vehicle M through the windshield FG.
  • the vehicle exterior photographing camera 11 is arranged on the dashboard DB.
  • the in-vehicle photographing camera 12 as a first photographing unit is an imaging device that photographs the situation inside the vehicle M.
  • the in-vehicle photographing camera 12 is a camera that photographs the driver of the vehicle M.
  • the in-vehicle camera 12 is provided on the upper end of the windshield FG or on the ceiling near the upper end.
  • exterior photographing camera 11 and interior photographing camera 12 may be multidirectional cameras capable of photographing an image of the exterior of the vehicle M and an image of the interior of the vehicle M with a single camera as a first photographing unit. .
  • the GPS receiver 13 is a receiver that receives signals (GPS signals) from GPS (Global Positioning System) satellites.
  • GPS Global Positioning System
  • the GPS receiver 13 is arranged on the dashboard DB.
  • a microphone 14 as a first sound collecting unit receives sounds in the vehicle, for example, sounds emitted by the driver and fellow passengers of the vehicle M (hereinafter collectively referred to as passengers), and converts them into electrical signals for voice input. It is a device. In this embodiment, the microphone 14 is arranged on the dashboard DB.
  • the touch panel display 15 as the first display unit is a display device in which a display that performs screen display based on the control of the in-vehicle device 10 and a touch panel that accepts input operations from passengers of the vehicle M are combined.
  • the touch panel display 15 is arranged in the center of the dashboard DB.
  • the touch panel display 15 displays, for example, a navigation image in which the current position of the vehicle M (hereinafter also referred to as the current position) and the planned travel route (hereinafter also referred to as the travel route) are superimposed on the map.
  • the speaker 16 as the first sound output unit is an audio output device that outputs audio based on electrical signals transmitted from the outside.
  • the speaker 16 is provided on each of the two A-pillars AP.
  • the passenger of the vehicle M can make voice calls with the operator of the terminal device 20 (hereinafter also referred to as the user) via the microphone 14 and speaker 16 connected to the in-vehicle device 10 .
  • the positions of the in-vehicle device 10, the camera outside the vehicle 11, the camera inside the vehicle 12, the GPS receiver 13, the microphone 14, the touch panel display 15, and the speaker 16 in the front seat portion of the vehicle M are merely examples, and these are not the same. position.
  • the exterior camera 11 may be installed anywhere as long as it can capture the situation in front of the vehicle M, and may be installed on the upper end of the windshield FG or on the ceiling near the upper end.
  • the in-vehicle device 10 includes an "out-camera image” that is an image of the exterior of the vehicle M captured by the camera 11 outside the vehicle and an "in-camera image” that is an image of the interior of the vehicle M captured by the camera 12 photographed inside the vehicle. ” is sequentially transmitted to the server 30 .
  • the server 30 that has received the video information transmitted from the in-vehicle device 10 transmits (that is, transfers) one of the received "out-camera video" and "in-camera video” to the terminal device 20.
  • the server 30 notifies the in-vehicle device 10 of information about which image is currently being transmitted to the terminal device 20 , and the information is displayed on the touch panel display 15 of the in-vehicle device 10 .
  • the passenger of the vehicle M can perceive which of the in-camera image and the out-camera image is displayed on the terminal device 20 .
  • FIG. 3 is a diagram showing the configuration of the terminal device 20 and the display mode of the video displayed on the terminal device 20.
  • FIG. Here, a case where an out-camera image is displayed is shown as an example.
  • the terminal device 20 is a communication device including a frame F and a microphone 21, a speaker 22, and a touch panel display 23 housed in the frame F.
  • the terminal device 20 is a smart phone capable of communicating with others through communication.
  • the microphone 21 as a second sound collecting unit is a voice input device that receives voice uttered by the user of the terminal device 20 and converts it into an electric signal.
  • the microphone 21 is provided on one end side of the terminal device 20 .
  • the speaker 22 as a sound output unit or a second sound output unit is an audio output device that outputs audio based on electrical signals transmitted from the outside.
  • the speaker 22 is provided on the other end side of the terminal device 20 .
  • the first sound information indicating the sound collected by the microphone 14 as the first sound collector of the in-vehicle device 10 is output from the speaker 22 as the sound output unit by the control unit of the terminal device 20 .
  • the control unit of the terminal device 20 is a sound output control unit that controls the speaker 22 and outputs the sound collected in the vehicle M as the moving body sound.
  • the second sound information indicating the sound collected by the microphone 21 as the second sound collector is output from the speaker 16 as the first sound output section by the control section of the in-vehicle device 10 described above.
  • the touch panel display 23 as a display unit or a second display unit is a display device in which a display that displays a screen based on the control of the terminal device 20 and a touch panel that accepts an input operation from the user of the terminal device 20 are combined. be.
  • a touch panel display 23 is provided in the center of the terminal device 20 .
  • the operator of the terminal device 20 is configured to be able to make voice calls with the driver of the vehicle M in which the in-vehicle device 10 is mounted via the microphone 21 and the speaker 22 described above.
  • the terminal device 20 sequentially receives video information transmitted from the in-vehicle device 10 via the server 30 . Specifically, the terminal device 20 sequentially receives the video information of the in-camera video or the out-camera video captured in the vehicle M from the in-vehicle device 10 via the server 30 .
  • the communication system 100 is configured so that the driver of the vehicle M in which the in-vehicle device 10 is mounted and the operator of the terminal device 20 can communicate with each other. Further, in this embodiment, the communication system 100 is configured so that the image of the exterior or interior of the vehicle M captured by the exterior camera 11 can be displayed on the touch panel display 23 of the terminal device 20 in real time.
  • the communication system 100 is configured so that the in-vehicle device 10 can perform live streaming to the terminal device 20 .
  • audiovisual communication a communication mode in which voice communication is established between the in-vehicle device 10 and the terminal device 20 and a video image of the exterior or interior of the vehicle M is transmitted from the in-vehicle device 10 to the terminal device 20 in real time.
  • the in-vehicle device 10 and the terminal device 20 perform audio-visual communication via the server 30 .
  • the user using the terminal device 20 can experience a virtual passenger (hereinafter referred to as "VP") riding in the vehicle M virtually.
  • VP virtual passenger
  • the video received by the terminal device 20 is displayed on the touch panel display 23.
  • an out-camera image which is an image of the outside of the vehicle M
  • the second display area A2 displays a switching button SB for switching between the out-camera image and the in-camera image displayed in the first display area A1.
  • the user operates (tap) the switching button SB to switch the image to the in-camera image.
  • the terminal device 20 transmits a switching request, which is a signal requesting video switching, to the server 30 in response to the operation of the switching button SB.
  • a switching request which is a signal requesting video switching
  • FIG. 4 is a diagram showing the configuration of the terminal device 20 and the display mode when the in-camera video is displayed.
  • An in-camera image which is an image of the interior of the vehicle M, is displayed in the first display area A1, and a switch button SB is displayed in the second display area A2.
  • FIG. 5 is a block diagram showing the configuration of the in-vehicle device 10.
  • the control unit 17 is a processing device including a CPU (Central Processing Unit) and a RAM (Random Access Memory).
  • CPU Central Processing Unit
  • RAM Random Access Memory
  • the storage unit 18 is a storage device that stores and manages data necessary for the processing of the control unit 17.
  • the storage unit 18 is configured by a storage device such as a hard disk, flash memory, SSD (Solid State Drive), or the like.
  • the storage unit 18 stores map data.
  • the communication unit 19 is a communication device that transmits and receives data to and from an external device according to instructions from the control unit 17.
  • the communication unit 19 includes, for example, a NIC (Network Interface Card) for connecting to the network NW.
  • the communication unit 19 functions as a transmission unit that transmits, for example, audio acquired in the vehicle M, an image inside the vehicle M, an image outside the vehicle M, and the current position information of the vehicle M to the server 30 .
  • FIG. 6 is a block diagram showing the configuration of the server 30.
  • the control unit 31 is a processing device including a CPU and a RAM.
  • the communication unit 32 is a communication device that transmits and receives data to and from an external device according to instructions from the control unit 31.
  • the communication unit 32 includes, for example, a NIC for connecting to the network NW.
  • the communication unit 32 functions as a receiving unit that receives, for example, images of the exterior and interior of the vehicle M, audio acquired inside the vehicle M, and information on the current position of the vehicle M from the in-vehicle device 10 .
  • the communication unit 32 functions as a transmission unit that transmits images of the exterior and interior of the vehicle M and audio acquired inside the vehicle M to the terminal device 20, for example.
  • the storage unit 33 is a storage device that stores and manages data necessary for the processing of the control unit 31.
  • the storage unit 33 is configured by a storage device such as a hard disk, flash memory, SSD, or the like.
  • the storage unit 33 stores information of users (hereinafter referred to as registered users) who are registered as users on the terminal device side of audio-visual communication and setting information as to whether or not to permit video switching for each registered user. It has a user database 331 (hereinafter referred to as user DB 331) for storing.
  • FIG. 7 is a diagram showing an example of setting information stored in the user DB 331.
  • the user DB 331 stores, for each registered user, an initial setting as to whether the video displayed in audio-visual communication is an in-camera video or an out-camera video, and whether video switching is permitted (i.e., whether switching is permitted or not). ) are stored.
  • FIG. 8 is a diagram showing another example of setting information stored in the user DB 331.
  • the user DB 331 stores setting information as to whether only the in-camera image can be displayed as the image to be displayed, only the out-camera image can be displayed, or both can be displayed for each registered user. It is If both are set to be displayable, video switching is permitted. On the other hand, if only the in-camera video or only the out-camera video is set, the video cannot be switched.
  • the setting as to whether or not video switching is possible is set in advance by the user of the in-vehicle device (for example, the driver of the vehicle M) who performs audio-visual communication using the in-vehicle device 10 before starting the audio-visual communication.
  • the driver of the vehicle M operates the touch panel 23 of the in-vehicle device 10 to determine whether or not to permit switching of video for a specific user on the terminal device side (or to display either the in-camera video or the out-camera video).
  • input the settings for The in-vehicle device 10 transmits the input setting information to the server 30 .
  • the server 30 receives the setting information and stores it in the user DB 331 (that is, updates the setting information in the user DB 331).
  • Each functional block is formed by the control unit 31 reading and executing a program stored in the storage unit 33, for example.
  • the image information acquisition unit 34 is a functional block that acquires image information sequentially transmitted from the in-vehicle device 10 via the communication unit 32 . Specifically, the image information acquiring unit 34 acquires the in-vehicle image (in-camera image) and the outside image (out-camera image) of the vehicle M transmitted from the in-vehicle device 10 as image information.
  • the vehicle information acquisition unit 35 is a functional block that sequentially acquires the current position information that is sequentially transmitted from the in-vehicle device 10, that is, the current position information of the vehicle M.
  • the image transmission unit 36 transmits (transfers) one of the in-vehicle image and the exterior image acquired by the image information acquisition unit 34 to the terminal device 20 via the communication unit 32 .
  • the video transmitting/receiving unit 36 determines the type of video to be transmitted to the terminal device 20 (i.e., the video inside the vehicle or the video outside the vehicle). or ).
  • control unit 31 notifies the in-vehicle device 10 of information specifying whether the video transmitted to the terminal device 20 by the video transmission unit 36 is the in-camera video or the out-camera video. That is, the control unit 31 has a function as a notification control unit that causes the in-vehicle device 10 to notify the type of video being transmitted to the terminal device 20 .
  • the control unit 31 notifies, via the communication unit 32, that the image type displayed on the terminal device 20 has been switched. is notified to the in-vehicle device 10.
  • the touch panel display 15 of the in-vehicle device 10 displays information as to whether the image currently being displayed on the terminal device 20 is the in-camera image or the out-camera image. Based on this, the display of the information is also updated.
  • the switching permission/prohibition determination unit 37 is a functional block that determines whether or not it is permitted to switch the type of video transmitted by the video transmission unit 36 to the terminal device 20 in response to a distance change request from the terminal device 20 . For example, when the audio/video communication between the in-vehicle device 10 and the terminal device 20 is established, the switching permission/prohibition determination unit 37 determines whether or not to permit video switching by reading the setting information from the user DB 331 .
  • control unit 31 of the server 30 causes the touch panel display 23 of the terminal device 20 to display the switching button SB only when the switching permission determination unit 37 determines that video switching is permitted.
  • the video transmission unit 36 receives the switching request transmitted from the terminal device 20 in response to the operation of the switching button SB via the communication unit 32, and switches the video to be transmitted.
  • the switching permission determination unit 37 has determined that video switching is not permitted, the switching button SB is not displayed on the touch panel display 23 of the terminal device 20 .
  • FIG. 9 is a block diagram showing the configuration of the terminal device 20.
  • the control unit 24 is a processing device including a CPU and a RAM.
  • the communication unit 25 is a communication device that transmits and receives data to and from an external device according to instructions from the control unit 24.
  • the communication unit 25 includes, for example, a NIC for connecting to the network NW.
  • the communication unit 25 functions as a receiving unit that receives, for example, images of the exterior of the vehicle M and images of the interior of the vehicle M from the server 30 .
  • the communication unit 25 also functions as a transmission unit that transmits information corresponding to an operation input using the touch panel display 23 to the server 30 .
  • the touch panel display 23 of the terminal device 20 displays the image along with the in-camera image or the out-camera image.
  • a reception display for example, the switching button SB shown in FIGS. 3 and 4 for accepting the operation of the switching request is displayed.
  • a switching request is transmitted to the server 30 via the communication unit 25 in accordance with the user's operation of the reception display.
  • FIG. 10 is a flowchart showing an audio/video transmission processing routine REX1 executed by the control unit 17 of the in-vehicle device 10.
  • the control unit 17 determines whether or not the audio/video communication connection between the in-vehicle device 10 and the terminal device 20 has been established and the audio/video communication has started (STEP 101). When the control unit 17 determines that the audio/video communication has not started (STEP101: NO), it ends the audio/video transmission processing routine REX1.
  • control unit 17 detects the image of the exterior of the vehicle M captured by the exterior camera 11 and the image of the interior of the vehicle M captured by the in-vehicle camera 12. , and voice input via the microphone 14 are sequentially transmitted to the server 30 (STEP 102).
  • the control unit 17 determines whether or not the audio/video communication has ended (STEP 103). If it is determined that the audio/video communication has not ended (STEP 103: NO), the control unit 17 returns to STEP 102 and repeats transmission of video and audio. On the other hand, if it is determined that the audio/video communication has ended (STEP103: YES), the control section 17 stops transmitting the video and audio (STEP104), and ends the process.
  • the control unit 17 of the in-vehicle device 10 continues to transmit video and audio to the server 30 as long as the audio-visual communication between the in-vehicle device 10 and the terminal device 20 continues according to the above-described audio and video transmission processing routine REX1.
  • FIG. 11 is a flowchart showing an audio/video transmission processing routine REX2 executed by the control unit 31 of the server 30.
  • FIG. 11 is a flowchart showing an audio/video transmission processing routine REX2 executed by the control unit 31 of the server 30.
  • the control unit 31 determines whether or not the audio/video communication connection between the in-vehicle device 10 and the terminal device 20 has been established and the audio/video communication has started (STEP 201). When the control unit 31 determines that the audio/video communication has not started (STEP201: NO), it ends the audio/video transmission processing routine REX2.
  • the switching permission/inhibition determination unit 37 of the control unit 31 reads from the user DB 331 the setting information of the registered user on the terminal device side for the audio/video communication that has started, It is determined whether or not to permit video switching in response to a switching request from the terminal device 20 .
  • the control unit 31 sets whether or not to switch the video in the audio-visual communication based on the determination result of the switching permission/prohibition determination unit 37 (STEP 202).
  • the video information acquisition unit 34 of the control unit 31 starts sequentially receiving the video and audio transmitted from the in-vehicle device 10 (STEP 202).
  • the control unit 31 transfers the video and audio received in STEP 202 to the terminal device 20 (STEP 203).
  • the control unit 31 determines whether or not a video switching request has been received from the terminal device 20 via the communication unit 32 (STEP 204). If it is determined that the switching request has not been received (STEP 204 : NO), the process returns to STEP 202 to continue sequentially receiving the video and audio transmitted from the in-vehicle device 10 .
  • the video transmission section 36 of the control section 31 switches the type of video (in-camera video and out-camera video) to be transmitted to the terminal device 20 (STEP 205).
  • the control unit 31 determines whether or not the audio/video communication has ended (STEP 206). If it is determined that the audio/video communication has not ended (STEP 206: NO), the control unit 31 returns to STEP 202 and continues receiving and transferring video and audio.
  • control unit 31 stops receiving and transferring video and audio (STEP207), and ends the process.
  • the video transmitted by the server 30 to the terminal device 20 is switched between the in-camera video and the out-camera video in response to a switching request from the terminal device 20 .
  • the audio/video communication for transmitting audio and video from the in-vehicle device 10 to the terminal device 20 it is possible to switch whether to transmit the in-vehicle video or the external video while the vehicle is running.
  • whether or not to switch the video in response to a switching request from the terminal device 20 is set for each registered user, and only when the switching is set to be possible, the terminal device 20 and video switching in response to the request. According to this configuration, by presetting the type of video that can be transmitted to the terminal device 20 according to who is the other party of the audio/video communication, the privacy of the passengers of the vehicle M can be protected as necessary. becomes possible.
  • the present invention is not limited to those shown in the above examples.
  • whether or not video switching is possible is set in advance before the audio/video communication, and the setting information is stored in the user DB 331.
  • the setting information is read from the user DB 331 and sent to the switching request.
  • the case of determining whether or not to switch the video according to the setting has been described as an example. However, it may be configured such that whether or not video switching is permitted in response to a switching request from the terminal device 20 can be changed during execution of the audio/video communication.
  • the passenger of the vehicle M operates the touch panel display 15 of the in-vehicle device 10 to disable switching.
  • the in-vehicle device 10 transmits a request corresponding to the input to the server 30, and the server 30 disables video switching during the audio/video communication based on the request.
  • the in-camera picture is not displayed. It is possible to flexibly change whether to switch between
  • the in-vehicle device 10 transmits both the in-camera video and the out-camera video to the server 30, and the server 30 transfers either one to the terminal device 20 as an example.
  • a configuration may be adopted in which only one of the in-camera video and the out-camera video is transmitted to the server 30 when the in-vehicle device 10 transmits the video to the server 30 .
  • a switching request from the terminal device 20 is transmitted to the in-vehicle device 10 via the server 30, and the video to be transmitted in the in-vehicle device 10 is switched.
  • the user database is provided in the storage unit 18 of the in-vehicle device 10, and the in-vehicle device 10 sets whether or not video switching is possible.
  • the switch button as the acceptance image of the switching request is displayed on the touch panel display 23 of the terminal device 20.
  • a case of displaying is described as an example.
  • the switching button itself is displayed on the touch panel display 23 of the terminal device 20, and when a switching request is received, the server 30 rejects the switching request. may be configured.
  • n number of cameras outside the vehicle and m number of cameras inside the vehicle are provided, and in response to a switching request from the terminal device 20 side, the first to n-th out-camera images and one or more of the first to m-th in-camera images may be transmitted to the terminal device 20 .

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Abstract

Le problème décrit par la présente invention concerne l'utilisation d'un système de communication capable de commuter, pendant le déplacement d'un véhicule, entre la transmission d'une vidéo à l'extérieur du véhicule et la transmission d'une vidéo à l'intérieur du véhicule. La solution selon l'invention concerne un système de communication réalisant des communications audiovisuelles pour transmettre séquentiellement, à un deuxième dispositif, des vidéos audio et vidéo acquises par un premier dispositif se déplaçant avec le véhicule, le système de communication étant caractérisé par : une unité de transmission vidéo qui transmet, au second dispositif, une vidéo de caméra intérieure captant, par rapport au véhicule, l'intérieur du véhicule et/ou une vidéo de caméra extérieure captant, par rapport au véhicule, l'extérieur du véhicule ; et l'unité de transmission vidéo commutant, pendant le déplacement du véhicule, la vidéo qui est transmise, entre la vidéo de caméra intérieure ou la vidéo de caméra extérieure, cette commutation étant réalisée sur la base d'une demande de commutation correspondant à un fonctionnement du second dispositif.
PCT/JP2021/045947 2021-12-14 2021-12-14 Système de communication, dispositif de traitement de l'information, procédé de traitement de l'information, programme et support d'enregistrement WO2023112115A1 (fr)

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JP2011199722A (ja) * 2010-03-23 2011-10-06 Secom Co Ltd 車載監視装置
JP2011205373A (ja) * 2010-03-25 2011-10-13 Secom Co Ltd 車載画像監視装置

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