WO2009157227A1 - 列車内監視システム - Google Patents
列車内監視システム Download PDFInfo
- Publication number
- WO2009157227A1 WO2009157227A1 PCT/JP2009/055290 JP2009055290W WO2009157227A1 WO 2009157227 A1 WO2009157227 A1 WO 2009157227A1 JP 2009055290 W JP2009055290 W JP 2009055290W WO 2009157227 A1 WO2009157227 A1 WO 2009157227A1
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- WIPO (PCT)
- Prior art keywords
- camera
- train
- frame rate
- control signal
- imaging data
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—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
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
- G08B13/19639—Details of the system layout
- G08B13/19645—Multiple cameras, each having view on one of a plurality of scenes, e.g. multiple cameras for multi-room surveillance or for tracking an object by view hand-over
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
- G08B13/19639—Details of the system layout
- G08B13/19647—Systems specially adapted for intrusion detection in or around a vehicle
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
- G08B13/189—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems
- G08B13/194—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems
- G08B13/196—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using passive radiation detection systems using image scanning and comparing systems using television cameras
- G08B13/19654—Details concerning communication with a camera
- G08B13/19656—Network used to communicate with a camera, e.g. WAN, LAN, Internet
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests
- H04N21/2402—Monitoring of the downstream path of the transmission network, e.g. bandwidth available
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/442—Monitoring of processes or resources, e.g. detecting the failure of a recording device, monitoring the downstream bandwidth, the number of times a movie has been viewed, the storage space available from the internal hard disk
- H04N21/4425—Monitoring of client processing errors or hardware failure
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/637—Control signals issued by the client directed to the server or network components
- H04N21/6377—Control signals issued by the client directed to the server or network components directed to server
- H04N21/6379—Control signals issued by the client directed to the server or network components directed to server directed to encoder, e.g. for requesting a lower encoding rate
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/66—Remote control of cameras or camera parts, e.g. by remote control devices
- H04N23/661—Transmitting camera control signals through networks, e.g. control via the Internet
-
- 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
Definitions
- the present invention relates to an in-train monitoring system that monitors equipment installed in a train and the state of passengers in the train.
- in-train monitoring systems have been installed in many trains for the purpose of more comfortable and efficient operation and quick recovery in the event of a failure of equipment.
- This in-train monitoring system can collect and monitor predetermined information from equipment of each vehicle, such as doors, air conditioners, and brakes.
- the camera installed in the passenger compartment, vehicle connection part, door, wife part, etc. captures the traffic situation in the train and the operating state of service equipment such as wash basins and vending machines. It is possible to display the status of the service device by transmitting it to a display device installed in the cab or the conductor's cab via the in-train transmission line.
- the in-train monitoring system disclosed in Patent Document 1 below can display an image of a service device on a display when an abnormal state occurs in the service device described above. It is possible to recognize quickly.
- the present invention has been made in view of the above, and an object of the present invention is to provide an in-train monitoring system that can effectively suppress an increase in the amount of transmission data transmitted to an in-train transmission path.
- an in-train monitoring system is mounted on each vehicle and an information management system that manages monitoring target state information output from various types of train-mounted devices.
- An in-train monitoring system comprising: a camera that captures the train-mounted equipment; and a transmission device that is connected to an in-train transmission path of each vehicle and relays image data from the camera to each vehicle, the information management system And monitoring device status information transmitted from the information management system, determining whether or not the train-mounted device is in a normal state, and determining a frame rate of imaging data from the camera
- a camera control central device that generates a frame rate control signal to be adjusted, and is connected to the transmission device and the camera, and based on the frame rate control signal
- a camera controlling device for adjusting the frame rate of imaging data from the serial camera comprising the.
- FIG. 1 is a diagram illustrating an example of a configuration of an in-train monitoring system according to the first embodiment.
- FIG. 2 is a block diagram illustrating an example of the configuration of the camera control central apparatus.
- FIG. 3 is a block diagram illustrating an example of the configuration of the camera control terminal device.
- FIG. 4 is a block diagram of an example of the configuration of the camera control terminal device and the camera according to the second embodiment.
- FIG. 5 is a diagram illustrating an example of a camera control table.
- FIG. 1 is a diagram illustrating an example of a configuration of an in-train monitoring system according to the first embodiment of the present invention.
- the in-train monitoring system 10 shown in FIG. 1 includes, as main components, a state monitoring target device 120, an information control terminal device 110, an information control central device (hereinafter simply referred to as “central device”) 100, a cab display 80, A conductor compartment display 81, a camera control central device 20, a transmission device 70, a recording unit 60, a camera control terminal device (hereinafter simply referred to as “terminal device”) 30, and a camera 40 are configured.
- the state monitoring target device 120 indicates devices mounted on each vehicle, such as doors, vending machines, in-vehicle thermometers, and variable load units. Various sensors are mounted on these devices, and a predetermined monitoring signal (hereinafter simply referred to as “status information”) 1D transmitted from these sensors can be transmitted to the information control terminal device 110.
- status information a predetermined monitoring signal (hereinafter simply referred to as “status information”) 1D transmitted from these sensors can be transmitted to the information control terminal device 110.
- the information control terminal device 110 is mounted on each vehicle and includes two inter-vehicle transmission I / Fs. Therefore, the information control terminal device 110 mounted on vehicles other than the two leading vehicles can be interconnected with the information control terminal device 110 of the adjacent vehicle via the inter-vehicle transmission path 101. Since the information control terminal devices 110 mounted on both leading vehicles are each one adjacent vehicle, the inter-vehicle transmission I / F is used to the central device 100 via the intra-train transmission path 103. It is possible to connect.
- Central device 100 is mounted on both leading vehicles, and can connect information control terminal device 110, cab display 80, and camera control central device 20.
- the cab indicator 80 is installed in both leading vehicles.
- a conductor room indicator 81 is installed in the conductor room.
- a system including the cab display device 80, the central device 100, the information control terminal device 110, and the state monitoring target device 120 is referred to as an information management system.
- the cab display 80 can be connected to the camera control central device 20. Further, when there is a vehicle having a conductor compartment in the formation, the conductor compartment indicator 81 can be connected to the transmission device 70. Therefore, the cab display 80 and the conductor compartment display 81 can be used as the man-machine I / F of the in-train monitoring system 10.
- the driver's cab display 80 or the conductor compartment display 81 receives the imaging data (hereinafter simply referred to as “FR (Frame-Rate) adjusted imaging data”) 5D of the camera 40 transmitted from the camera control central apparatus 20 or the transmission apparatus 70.
- the crew member can display the abnormal state of the state monitoring target device 120 by operating the switching key of the touch panel display. Therefore, the crew can grasp the state of the state monitoring target device 120.
- FR Flash-Rate
- the vehicle speed is reduced to 5 km / h or less
- the occupant indicator 80 and the passenger compartment indicator 81 are configured to display the passenger's getting-off state
- the crew is falling near the door. It is possible to grasp the presence or absence of passengers. Further, when closing the door, it is also possible to confirm that no object is caught in the door. Furthermore, it is also possible to monitor the temperature inside the vehicle and check whether the passenger is in a dangerous state by the rise in the vehicle temperature at the time of congestion.
- the camera control central device 20 is mounted on both leading vehicles.
- the recording unit 60 is mounted on a predetermined vehicle such as both leading vehicles or a vehicle with a conductor's compartment.
- the transmission device 70 is mounted on each vehicle and is interconnected by an inter-vehicle transmission path 71, and the entire train constitutes an information transmission path.
- the terminal device 30 is mounted on each vehicle and can be connected to the transmission device 70.
- the recording unit 60 is connected to the transmission device 70 of the same vehicle, and can record the imaging data 5D after FR adjustment.
- the recorded post-FR adjusted imaging data 5D can be used as evidence when a criminal act such as theft of luggage is performed, for example.
- FIG. 2 is a block diagram showing an example of the configuration of the camera control central device.
- the camera control central device 20 shown in FIG. 2 includes a transmission I / F 21, a transmission I / F 27, a display I / F 22, and a signal processing unit 23 as main components.
- the transmission I / F 21 can connect a transmission line 72 within the composition that leads to each transmission device 70.
- the display I / F 22 can be connected to the display transmission path 102 that leads to the cab display 80.
- the transmission I / F 27 can connect an intra-composition transmission path 72 that leads to the central apparatus 100.
- the signal processing unit 23 includes an imaging data output unit 24, a camera control signal generation unit (hereinafter simply referred to as “signal generation unit”) 25, and a monitoring target state information monitoring unit (hereinafter simply referred to as “information monitoring unit”) 26. It is configured.
- the information monitoring unit 26 can monitor the status information 1D transmitted from the central device 100 via the transmission I / F 27 and determine whether or not the status monitoring target device 120 is in an abnormal state.
- the signal generation unit 25 is a signal (FR control signal) for adjusting the 3D FR of imaging data before FR adjustment (hereinafter simply referred to as “imaging data before FR adjustment”), the shooting direction of the camera 40, and the telephoto and wide angle.
- Control signal (shooting direction control signal) 6D for adjusting the image, information for specifying in which recording unit 60 to record the post-FR adjusted imaging data 5D, and information for specifying the destination to which the imaging data is transmitted Can be generated.
- an arbitrary recording unit 60 that records the post-FR adjusted imaging data 5D is specified from among a plurality of recording units 60 mounted on the train. It may be configured. When specifying the recording unit 60, a plurality of recording units 60 may be specified, or the recording unit 60 may be specified according to the type and data capacity of the post-FR adjusted imaging data 5D. Good.
- the generated camera control signal 4D is transmitted to each terminal device 30 via the transmission I / F 21 and the transmission device 70 of each vehicle.
- the FR adjustment of the pre-FR adjustment imaging data 3D and the camera 40 are performed. Used for control such as angle adjustment.
- the imaging data output unit 24 When the imaging data output unit 24 receives the FR-adjusted imaging data 5D via the transmission I / F 21, the imaging data output unit 24 transmits the FR-adjusted imaging data 5D to the cab display 80 via the display I / F 22. It is possible.
- FIG. 3 is a block diagram showing an example of the configuration of the camera control terminal device.
- the terminal device 30 shown in FIG. 3 includes a transmission I / F 31, a signal collection / distribution unit 32, a camera control unit (hereinafter simply referred to as “control unit”) 35, and a camera I / F 38 as main components. ing.
- the transmission I / F 31 can be connected to the intra-composition transmission path 72 leading to the transmission device 70.
- the camera I / F 38 can connect one or a plurality of cameras 40. 3 has the camera 40 directly connected to the camera I / F 38, the HUB is connected to an arbitrary position of the camera I / F 38, and each camera 40 is connected via the HUB. It is also possible to connect. When this configuration is adopted, it is possible to reduce restrictions on the number of channels when the camera 40 is connected.
- the signal collection / distribution unit 32 includes a signal I / F 39, an imaging data aggregation unit 33, and a control signal distribution unit 34.
- the imaging data aggregating unit 33 can aggregate the FR-adjusted imaging data 5D transmitted from one or a plurality of cameras 40 and transmit the FR-adjusted imaging data 5D to the intra-composition transmission path 72.
- the control signal distribution unit 34 can receive one or a plurality of camera control signals 4D transmitted from the camera control central apparatus 20 and transmit the one or a plurality of camera control signals 4D to the one or a plurality of control units 35.
- the control unit 35 includes a signal I / F 41, an FR adjustment unit (hereinafter simply referred to as “adjustment unit”) 36, and an imaging direction control unit (hereinafter simply referred to as “direction control unit”) 37.
- the signal I / F 41 can receive the camera control signal 4D transmitted from the signal collection / distribution unit 32, and can transmit the image data 5D after FR adjustment to the signal I / F 39.
- the direction control unit 37 can transmit a shooting direction control signal 6D included in the camera control signal 4D transmitted from the control signal distribution unit 34 to the camera 40 via the camera I / F 38.
- the camera 40 installed at a position where the vending machine can be photographed is adjusted by the signal generator 25.
- the vending machine can be automatically photographed by adjusting the angle specified in the above and the telephoto and wide-angle adjustments corresponding to the angle.
- the adjustment unit 36 receives the camera control signal 4D and the pre-FR adjustment imaging data 3D transmitted from the control signal distribution unit 34, and calculates the FR of the pre-FR adjustment imaging data 3D according to the FR control signal included in the camera control signal 4D. It is possible to adjust.
- the adjustment unit 36 adjusts FR to 2 fps as an initial value, and changes the FR to 5 fps when the vehicle speed becomes 5 km / s or less.
- You may comprise as follows. Further, the FR may be changed to 15 fps when the door is opened. Note that these FR values are merely examples, and the present invention is not limited to these values.
- the FR of the camera 40 that captures the vehicle situation is changed to 5 fps regardless of the vehicle speed.
- the degree of congestion in the vehicle can be determined by converting the signal acquired by the train information management system from the variable load portion of each vehicle into the boarding rate.
- the state monitoring target device 120 when the state monitoring target device 120 is in an abnormal state, for example, when a door that should be closed is not completely closed, the FR of the camera 40 that captures the device is changed to a high rate (15 fps). If comprised in this way, it is possible to record clear imaging data. Moreover, you may comprise so that FR can be changed according to the content of the abnormal state. Further, the FR value may be changed for each camera 40.
- the in-train monitoring system 10 can effectively suppress an increase in the amount of transmission data sent to the in-train transmission path 72 and the like, as compared with a conventional in-train monitoring system. Further, the recording capacity of each recording unit 60 can be used effectively.
- FIG. 5 is a diagram illustrating an example of a camera control table.
- the camera control table 50 is set in advance in the camera control central apparatus 20 and is used for adjusting the FR and adjusting the shooting angle of the camera 40.
- the camera control table 50 includes a vehicle number 51, a monitoring target 52, a camera number 53, an imaging angle 54, FR 55, and a display 56.
- the vehicle number 51 indicates the vehicle number of the vehicle. For example, when adjusting the FR of a relatively congested vehicle (the overweight portion detects the degree of congestion) and the FR of a relatively uncongested vehicle individually. It is valid.
- the monitoring target 52 indicates the name of the state monitoring target device 120 and a code for identifying the installation location. For example, when a plurality of vending machines are installed in the same vehicle, it is possible to identify the state monitoring target device 120 in an abnormal state by assigning different names.
- Camera number 53 indicates the identification number of each camera 40.
- the in-train monitoring system 10 can also photograph a plurality of state monitoring target devices 120 with a single camera 40.
- the vending machine A and the vending machine B are installed close to each other, and both vending machines are installed.
- the shooting angle of “Camera 3” When one “Camera 3” is installed at a place where the image can be taken, by controlling the shooting angle of “Camera 3”, only “Camera 3” can be used even when one of the vending machines becomes abnormal. It is possible to shoot.
- the transmission amount of the imaging data 5D after FR adjustment can be suppressed, the transmission data amount to be transmitted to the intra-composition transmission path 72, and the recording unit 60 It is possible to effectively suppress an increase in recording capacity.
- the number of cameras is not limited to the example described above.
- the camera 40 when one camera 40 is installed near the center of the in-vehicle passage and the state monitoring target device 120 is in a normal state, the camera 40 is used to photograph the congestion state in the vehicle, and when the state monitoring target device 120 is in an abnormal state, A plurality of shooting angles 54 of each camera may be set so that the camera 40 can shoot the device.
- the shooting angle 54 indicates the shooting angle of each camera 40.
- FR55 indicates the FR of each camera 40 in an abnormal state.
- the FR value and camera angle are examples.
- the FR when not in an abnormal state and the FR when in an abnormal state may be changed for each camera.
- the display 56 can designate whether to display the image data 5D after FR adjustment on the cab display 80 or the conductor compartment display 81.
- the camera 40 designated as “ON” on the display 56 in the example of FIG.
- the image data 5D after the FR adjustment of the “camera 3”) to be photographed can be automatically displayed on the cab display 80 or the passenger compartment display 81.
- the crew can easily grasp the state of the state monitoring target device 120 having a high occurrence frequency of abnormality.
- the signal processing unit 23 that generates the camera control signal 4D based on the state information 1D transmitted from the central device 100 is provided, and the camera control is performed.
- the imaging angle etc. of the camera 40 mounted on each vehicle is adjusted according to the signal included in the signal 4D and the FR of the imaging data transmitted from the camera 40 is switched, when an abnormal state occurs It is possible to switch to a higher FR only. Further, since the FR after switching can be changed according to the type and status of the state monitoring target device 120 and the installation location of the camera, the minimum necessary imaging data is transmitted to each transmission path, and each recording unit 60 can be recorded.
- the imaging data rate can be switched to a higher value, so that it can be recorded as a clear image in the recording unit 60 and used for crime prevention or the like.
- FIG. The in-train monitoring system 10 according to the second embodiment is different from the in-train monitoring system 10 according to the first embodiment in that the signal collection / delivery unit 32 included in the terminal device 30 is built in the camera 40.
- the structure of the in-train monitoring system 10 is the same as that of the in-train monitoring system 10 according to the first embodiment, the description thereof is omitted below.
- FIG. 4 is a block diagram illustrating an example of the configuration of the camera control terminal device and the camera according to the second embodiment.
- the terminal device 30 illustrated in FIG. 4 includes a transmission I / F 31, a signal collection / distribution unit 32, and a signal I / F 39 as main components.
- the signal collection / distribution unit 32 includes an imaging data aggregation unit 33 and a control signal distribution unit 34.
- the functions of the imaging data aggregating unit 33 and the control signal distributing unit 34 are the same as those of the imaging data aggregating unit 33 and the control signal distributing unit 34 in the first embodiment, and a description thereof will be omitted below.
- the camera 40 shown in FIG. 4 includes a control unit 42, a photographing unit 45, and a signal I / F 46 as main components.
- the control unit 42 includes an adjustment unit 43 and a direction control unit 44, and has the same configuration as the control unit 35 in the first embodiment. That is, the control unit 35 of the terminal device 30 according to the first embodiment is mounted on the camera 40.
- the signals transmitted and received by the terminal device 30 and the camera 40 are the shooting direction control signal 6D and the pre-FR adjustment imaging data 3D in the first embodiment, but in this embodiment, the camera control signal 4D and the FR post-adjustment imaging. Data 5D.
- the imaging direction control signal 6D and the pre-FR adjustment imaging data 3D are transmitted and received between the imaging unit 45 and the control unit 42 (not shown).
- the control unit 42 may be mounted on a plurality of cameras. In this case, FR adjustment and shooting direction control can be performed for each camera 40.
- the in-train monitoring system 10 of the second embodiment since the configuration of the terminal device 30 is simplified, more cameras 40 are connected than the terminal device 30 of the first embodiment. Is possible. In addition, when a failure occurs in the control unit 42 of each camera 40, it is not necessary to replace the terminal device 30, so that the maintenance cost of the in-train monitoring system 10 can be reduced and monitored by another camera 40. It is also possible to continue.
- the in-train monitoring system displays imaging data transmitted from a plurality of cameras on a predetermined display, and records the imaging data on a recording medium installed in the train. Therefore, it is useful for an in-train monitoring system intended to be used for crime prevention.
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- Physics & Mathematics (AREA)
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- Computer Networks & Wireless Communication (AREA)
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- Closed-Circuit Television Systems (AREA)
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Abstract
Description
図1は、本発明の実施の形態1にかかる列車内監視システムの構成の一例を示す図である。図1に示す列車内監視システム10は、主たる構成部として、状態監視対象装置120、情報制御端末装置110、情報制御中央装置(以下単に「中央装置」と称する)100、運転台表示器80、車掌室表示器81、カメラ制御中央装置20、伝送装置70、記録部60、カメラ制御端末装置(以下単に「端末装置」と称する)30、およびカメラ40を有して構成されている。
実施の形態2にかかる列車内監視システム10は、端末装置30が備える信号集配部32を、カメラ40に内蔵している点が実施の形態1にかかる列車内監視システム10と相違する。なお、列車内監視システム10の構成は実施の形態1にかかる列車内監視システム10と同様であるため、以下説明を省略する。
3D FR調整前撮像データ
4D カメラ制御信号
5D FR調整後撮像データ
6D 撮影方向制御信号
10 列車内監視システム
20 カメラ制御中央装置
21,27,31 伝送I/F
22 表示器I/F
23 信号処理部
24 撮像データ出力部
25 カメラ制御信号生成部
26 監視対象状態情報監視部
30 カメラ制御端末装置
32 信号集配部
33 撮像データ集約部
34 制御信号分配部
35,42 カメラ制御部
36,43 フレームレート調整部
37,44 撮影方向制御部
38 カメラI/F
39,41,46 信号I/F
40 カメラ
45 撮影部
50 カメラ制御テーブル
51 車両番号
52 監視対象
53 カメラ番号
54 撮影角度
55 フレームレート
56 表示(ON/OFF)
60 記録部
70 伝送装置
71,101 車両間伝送路
72,103 編成内伝送路
80 運転台表示器
81 車掌室表示器
100 情報制御中央装置
102 表示器伝送路
110 情報制御端末装置
120 状態監視対象装置
Claims (4)
- 各種の列車搭載機器から出力された監視対象状態情報を管理する情報管理システムと、各車両に搭載され前記列車搭載機器を撮影するカメラと、各車両の列車内伝送路に接続され前記カメラからの撮像データを各車両に中継する伝送装置とを備えた列車内監視システムであって、
前記情報管理システムと前記伝送装置とに接続され、前記情報管理システムから送信された前記監視対象状態情報を監視し、前記列車搭載機器が正常な状態か否か判別し、前記カメラからの撮像データのフレームレートを調整するフレームレート制御信号を生成するカメラ制御中央装置と、
前記伝送装置と前記カメラとに接続され、前記フレームレート制御信号に基づいて前記カメラからの撮像データのフレームレートを調整するカメラ制御端末装置と、
を備えたことを特徴とする列車内監視システム。 - カメラ制御中央装置は、前記列車搭載機器が異常な状態を示した場合、前記列車搭載機器毎または前記カメラ毎に前記フレームレート制御信号を生成し、
カメラ制御端末装置は、前記フレームレート制御信号に基づいて前記カメラからの撮像データのフレームレートを前記列車搭載機器毎または前記カメラ毎に調整することを特徴とする請求項1に記載の列車内監視システム。 - カメラ制御中央装置は、前記列車搭載機器が異常な状態を示した場合、前記カメラ毎に撮影方向を調整する撮影方向制御信号を生成し、
カメラ制御端末装置は、前記撮影方向制御信号を前記カメラに送信すること、
を特徴とする請求項1または2に記載の列車内監視システム。 - 前記カメラは、
前記フレームレート制御信号に基づいて前記カメラからの撮像データのフレームレートを調整するフレームレート調整部と、
前記撮影方向制御信号に基づいて撮影方向を調整する撮影方向制御部と、
を備えたことを特徴とする請求項1~3のいずれか1つに記載の列車内監視システム。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010517798A JP5377482B2 (ja) | 2008-06-23 | 2009-03-18 | 列車内監視システムおよび列車内監視方法 |
| EP09769937.5A EP2290979B1 (en) | 2008-06-23 | 2009-03-18 | In-train monitor system |
| HK11110093.2A HK1155879B (en) | 2008-06-23 | 2009-03-18 | In-train monitor system and in-train monitor method |
| US12/994,233 US8605944B2 (en) | 2008-06-23 | 2009-03-18 | In-train monitor system |
| CN2009801246701A CN102067597B (zh) | 2008-06-23 | 2009-03-18 | 列车内监控系统及列车内监控方法 |
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| Application Number | Priority Date | Filing Date | Title |
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| JP2008-163748 | 2008-06-23 | ||
| JP2008163748 | 2008-06-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2009157227A1 true WO2009157227A1 (ja) | 2009-12-30 |
Family
ID=41444299
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2009/055290 Ceased WO2009157227A1 (ja) | 2008-06-23 | 2009-03-18 | 列車内監視システム |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US8605944B2 (ja) |
| EP (1) | EP2290979B1 (ja) |
| JP (1) | JP5377482B2 (ja) |
| CN (1) | CN102067597B (ja) |
| SG (1) | SG191663A1 (ja) |
| TW (1) | TWI489874B (ja) |
| WO (1) | WO2009157227A1 (ja) |
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| JPWO2020153019A1 (ja) * | 2019-01-25 | 2021-11-04 | 株式会社日立製作所 | 車両情報制御システム、車両情報制御装置、および車両情報制御方法 |
| JP7138195B2 (ja) | 2019-01-25 | 2022-09-15 | 株式会社日立製作所 | 車両情報制御システム、車両情報制御装置、および車両情報制御方法 |
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| JP7696094B2 (ja) | 2021-07-02 | 2025-06-20 | パナソニックIpマネジメント株式会社 | 路線環境監視システムおよび路線環境監視方法 |
| JP2023156191A (ja) * | 2022-04-12 | 2023-10-24 | ソフトバンク株式会社 | 情報処理装置、情報処理方法、情報処理プログラム、移動体および端末装置 |
| JP7530399B2 (ja) | 2022-04-12 | 2024-08-07 | ソフトバンク株式会社 | 情報処理装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102067597A (zh) | 2011-05-18 |
| TWI489874B (zh) | 2015-06-21 |
| US20110069170A1 (en) | 2011-03-24 |
| JPWO2009157227A1 (ja) | 2011-12-08 |
| US8605944B2 (en) | 2013-12-10 |
| TW201002072A (en) | 2010-01-01 |
| EP2290979B1 (en) | 2018-07-25 |
| CN102067597B (zh) | 2013-07-17 |
| JP5377482B2 (ja) | 2013-12-25 |
| EP2290979A1 (en) | 2011-03-02 |
| HK1155879A1 (en) | 2012-05-25 |
| EP2290979A4 (en) | 2014-03-19 |
| SG191663A1 (en) | 2013-07-31 |
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