JP2022172884A - Route display device, drive recorder, and communication system - Google Patents

Abstract

To provide a route display device which can display event image information corresponding to a selection command of an event on an image display unit even when the event image information is not stored in a storage unit.SOLUTION: A route display device concerning one aspect of the present disclosure comprises: a route storage unit; an image storage unit; an event storage unit; an information display unit; an information acquisition unit; a command acceptance unit; and an image acquisition unit. The image acquisition unit acquires image information from the image storage unit or a drive recorder. The image acquisition unit acquires event image information from the drive recorder according to a fact that the event image information is not stored in the image storage unit.SELECTED DRAWING: Figure 1

Description

The present disclosure relates to route display devices, drive recorders and communication systems.

There are communication systems with route display devices and drive recorders.

The route display device is configured to receive operation route information, video information, and event information from the drive recorder. The route display device includes a storage unit that stores operation route information, video information, and event information.

The route display device is configured to display the operation route information read from the storage unit on the information display unit. Further, the route display device is configured to receive an event selection command, read event video information corresponding to the selection command from the storage unit, and display the information on the information display unit.

The route display device may be configured to include, for example, a server device having a storage unit and a client terminal having an information display unit (see Patent Document 1).

JP 2019-032725 A

However, if the event video information corresponding to the selection command is not stored in the storage unit, the route display device described above cannot read out the event video information from the storage unit and display it on the information display unit. Can not.

Therefore, it is desirable for the present disclosure to provide a route display device capable of displaying event video information on the information display unit even when the event video information corresponding to the event selection command is not stored in the storage unit. Further, the present disclosure desirably provides a drive recorder capable of outputting event video information to such a route display device, or provides a communication system comprising such a route display device.

A route display device according to one aspect of the present disclosure includes a route storage unit, a video storage unit, an event storage unit, an information display unit, an information acquisition unit, a command reception unit, and a video acquisition unit.

The route storage unit is configured to store route information representing the route of the vehicle recorded by the drive recorder. The video storage unit is configured to store video information captured by the drive recorder while traveling on the operation route. The event storage unit is configured to store event information regarding an event that has occurred in the vehicle. The event information includes the time of occurrence of the event, the place of occurrence of the event, and identification information of the event.

The information display section is configured to display arbitrary information. The information acquisition unit is configured to acquire the operation route information and the event information. The information acquisition section is configured to display the operation route and the event mark on the information display section. The event mark is a pattern representing that the event exists. The information acquisition section is configured to display the event mark at the occurrence location of the event on the information display section.

The command receiving unit is configured to receive a selection command for selecting the event mark.

The video acquisition unit is configured to acquire the video information from the video storage unit or the drive recorder. The video acquisition unit is configured to display event video information on the information display unit. The event video information is the video information corresponding to the event mark corresponding to the selection command.

The video acquisition unit is configured to acquire the event video information from the video storage unit in response to the event video information being stored in the video storage unit. The video acquisition unit is configured to acquire the event video information from the drive recorder in response to the fact that the event video information is not stored in the video storage unit.

In this route display device, the video acquisition section is configured to acquire the event video information from the video storage section or the drive recorder. In particular, the video acquisition section acquires the event video information from the drive recorder in response to the fact that the event video information is not stored in the video storage section.

Therefore, even if the event video information is not stored in the video storage unit, the route display device acquires the event video information from the drive recorder, thereby providing the event video information in response to the user's request. can be displayed.

The occurrence time of the event is the time when the event occurs, and is specified based on time information included in GPS signals from GPS satellites. The place of occurrence of the event is identified based on position information included in the GPS signal. The event identification information is information uniquely assigned to each event.

The route display device may include a communication unit. The communication unit may be configured to communicate with the drive recorder. The communication unit may be configured to transmit or receive predetermined information. The predetermined information may include at least one of the operation route information, the video information, and the event information.

The route display device (specifically, the image acquisition unit) can receive at least one of the operation route information, the image information, and the event information from the drive recorder by including a communication unit. For example, when the event video information corresponding to the selection command is not stored in the video storage unit, the route display device is configured to receive the event video information from the drive recorder via the communication unit. may

Note that the communication unit may be configured to communicate with the drive recorder through wired communication or wireless communication.

In the route display device, the command reception unit may be configured to receive a command to select an arbitrary point on the operation route. The video acquisition unit may be configured to display point video information on the information display unit. The point image information may be the image information corresponding to the point corresponding to the selection command. The image acquisition unit may be configured to acquire the point image information from the image storage unit in response to the location image information being stored in the image storage unit. The video acquisition unit may be configured to acquire the spot video information from the drive recorder in response to the fact that the spot video information is not stored in the video storage unit.

The route display device (more specifically, the video acquisition unit) can acquire the point video information from the drive recorder. For example, when the point image information corresponding to the selection command is not stored in the image storage unit, the image acquisition unit is configured to receive the point image information from the drive recorder via the communication unit. good too.

The route display device may include a first function section and a second function section. The first function unit may include the route storage unit, the video storage unit, and the event storage unit. The second function section may include the information display section, the information acquisition section, the command reception section, and the image acquisition section.

The first function unit may include a first function communication unit. The first function communication unit may be configured to communicate with the second function unit. The first function communication unit may be configured to transmit the operation route information, the video information, and the event information.

The second function unit may include a second function communication unit. The second function communication unit may be configured to communicate with the first function unit. The second function communication unit may be configured to receive the operation route information, the image information, and the event information.

The first function section may be provided independently of the second function section.

In this route display device, the first function part and the second function part are independent of each other. Can be configured. This makes it possible to carry the second functional unit, and by using the second functional unit, it is possible to check the event video information at any place. In this case, the first functional unit corresponds to the server device, and the second functional unit corresponds to the client terminal device.

In addition, when the route display device includes the communication unit, the communication unit may be provided in the first function unit.

A drive recorder according to another aspect of the present disclosure includes an in-vehicle route storage unit, an in-vehicle video storage unit, an in-vehicle event storage unit, and an in-vehicle information output unit.

The in-vehicle route storage unit is configured to store operation route information. The travel route information represents the travel route of the vehicle on which the drive recorder is mounted. The in-vehicle image storage unit is configured to store image information. The video information corresponds to information captured by the drive recorder while traveling on the operation route.

The in-vehicle event storage unit is configured to store event information. The event information corresponds to information about an event that has occurred in the vehicle. The event information includes the time of occurrence of the event, the place of occurrence of the event, and identification information of the event.

The in-vehicle information output unit is configured to output at least one of the operation route information, the video information, and the event information to the external device in response to a request from the external device.

This drive recorder can output at least one of the operation route information, the video information, and the event information to the external device according to the request timing of the external device. Therefore, this drive recorder can output at least one of the operation route information, the video information, and the event information to the route display device in response to a request from the route display device.

The external device may be the route display device. The external device may be the first functional unit.

In the drive recorder, the in-vehicle information output section may be configured to output the video information to the external device in response to satisfaction of a predetermined output permission condition. The in-vehicle information output unit may be configured to prohibit output of the video information when the output permission condition is not satisfied.

This drive recorder can switch between executing and prohibiting the output of video information depending on whether or not the output permission condition is satisfied. By predetermining the output permitting condition so that the output permitting condition is established under conditions suitable for outputting video information and is not fulfilled under conditions unsuitable for outputting video information, the drive recorder can: Video information can be output under appropriate conditions.

Since video information has a large amount of data, the communication path is set so that, for example, when the communication speed of the communication path is high, the output permission condition is satisfied, and when the communication speed of the communication path is low, the output permission condition is not satisfied. Output permission conditions may be determined according to the situation. This drive recorder can suppress the occurrence of communication data congestion in the communication path.

The in-vehicle information output unit may be configured to output each information through wireless communication or wired communication. The in-vehicle information output unit may be configured to output each information to a portable storage medium. The output permission condition may be determined based on, for example, the magnitude of impact at the time of collision, the magnitude of vehicle speed, the presence or absence of an external command (such as a command from a radar detector), and the like.

A communication system according to another aspect of the present disclosure includes any of the route display devices described above and any of the drive recorders described above.

Since this communication system is provided with the route display device described above, even if the event video information is not stored in the video storage unit, by acquiring the event video information from the drive recorder, the user can Event video information can be displayed upon request.

1 is a block diagram representing the configuration of a communication system according to an exemplary embodiment of the present disclosure; FIG. 4 is a flowchart showing operation route information update processing executed by the processor of the drive recorder; FIG. 4 is a sequence diagram showing transmission states and reception states of various types of information among the drive recorder, server device, and user terminal device; FIG. 4 is an explanatory diagram showing the screen configuration of the display of the user terminal device;

Exemplary embodiments of the present disclosure are described below with reference to the drawings.

It goes without saying that the present disclosure is not limited to the following embodiments, and various forms can be adopted as long as they fall within the technical scope of the present disclosure.

[1. First Embodiment]
[1-1. overall structure]
A communication system 1 according to an exemplary embodiment of the present disclosure has a configuration as shown in FIG.

The communication system 1 includes a plurality of drive recorders 10 having communication functions, a server device 30, and a plurality of user terminal devices 50.

Each of the plurality of drive recorders 10 is associated with the user terminal device 50 of the corresponding user (hereinafter also referred to as user). The drive recorder 10 is configured to receive a request from the corresponding user terminal device 50 via the server device 30 and transmit data according to the request to the server device 30 .

The server device 30 is configured to store data from the drive recorder 10 and transfer the stored data to the corresponding user terminal device 50 . This transfer allows the user to obtain desired data from the corresponding drive recorder 10 through the server device 30 .

An example of the data provided by the drive recorder 10 includes image information around the vehicle captured by the drive recorder 10 . Examples of video information include moving image data including audio and still image data.

The server device 30 can identify the drive recorder 10 associated with the user terminal device 50 and the user terminal device 50 associated with the drive recorder 10 according to a correspondence table registered in advance.

Of these, the server device 30 and any one of the user terminal devices 50 may constitute the route display device 60 . The route display device 60 can receive a request from the user at the user terminal device 50 and acquire data corresponding to the request from the server device 30 . Alternatively, the route display device 60 can receive a request from the user at the user terminal device 50 and acquire data corresponding to the request from the drive recorder 10 through the server device 30 .

The server device 30 is provided independently from one user terminal device 50 . The route display device 60 is configured such that the server device 30 and one user terminal device 50 are arranged at different locations (or locations separated from each other). Note that the route display device 60 may be configured such that the server device 30 and one user terminal device 50 are arranged at the same place.

[1-2. drive recorder]
The drive recorder 10 is mounted on the vehicle. Vehicles include, for example, automobiles such as ordinary automobiles, taxis, buses, and trucks, and two-wheeled vehicles such as mopeds, small motorcycles, medium-sized motorcycles, and large-sized motorcycles.

The drive recorder 10 includes a processor 11, a storage device 13, a camera 14, a position detector 15, an acceleration detector 16, an operation unit 17, an input interface 18, a communication interface 19, and an event detection unit 20. , an event video storage unit 21 and a route storage unit 22 .

Processor 11 executes processing according to a computer program stored in storage device 13 . The storage device 13 may comprise a storage medium such as flash memory. The storage device 13 is configured to record computer programs, video information, and the like. Alternatively, the storage device 13 may comprise a flash memory built into the drive recorder 10 and a reader/writer for writing data to and reading data from the memory card. In this case, the flash memory can be used to store computer programs, and the memory card can be attached to the reader/writer by the action of the user and used to record video information and the like.

The camera 14 is configured to be able to photograph the surroundings of the vehicle on which the drive recorder 10 is mounted. The camera 14 is arranged, for example, so as to photograph the front of the vehicle. Image information around the vehicle captured by the camera 14 is recorded in the storage device 13 through recording processing by the processor 11 .

Position detector 15 comprises a GPS receiver. That is, the position detector 15 is configured to detect current position coordinates (latitude and longitude) based on GPS signals from GPS satellites. The detected current position coordinates are input to the processor 11 . In the recording process, the processor 11 is configured to record the image information in the storage device 13 in association with the position coordinates at the time of shooting. Processor 11 transmits the current position coordinates to route storage unit 22 .

The acceleration detector 16 is a so-called G sensor and is configured to detect acceleration. The detected acceleration corresponds to the acceleration of the vehicle or drive recorder 10 . Acceleration information indicating the detected acceleration is input to the processor 11 . Processor 11 records the acceleration information in storage device 13 . Processor 11 transmits the acceleration information to event detector 20 .

The operation unit 17 is configured to be capable of accepting operations from the user of the drive recorder 10 . The operation unit 17 is configured to be able to receive a selection command from the user. Users of the drive recorder 10 include vehicle occupants. For example, the operation unit 17 includes mechanical switches configured to be operated by the user.

The input interface 18 has an interface for inputting vehicle information. The vehicle information includes various information detected by the in-vehicle device in the vehicle. For example, the vehicle information includes vehicle speed information indicating the speed of the vehicle detected by a speed detector.

The communication interface 19 has a function as an interface for wireless communication. The drive recorder 10 is configured to be able to wirelessly communicate with the server device 30 through the communication interface 19 and the cellular communication network. The communication interface 19 may have a function as an interface for wired communication. In this case, the drive recorder 10 is configured to be capable of wired communication with the server device 30 through the communication interface 19 and the wired communication network.

The event detector 20 is configured to detect an event based on acceleration information. An event is a phenomenon that occurs in a vehicle. Events include vehicle crashes, sudden vehicle stops, and the like. The event detection unit 20 detects an event by determining that an event has occurred when the acceleration indicated by the acceleration information exceeds a predetermined event determination value.

The event video storage unit 21 is configured to record event video information and event information corresponding to the event when the event detection unit 20 detects the event. The event video information is video information for a predetermined period including the event occurrence time. For example, the event video information may be video information of a period starting one minute before the event occurrence time and ending one minute after the event occurrence time.

The event information includes event occurrence time, event occurrence location, and event identification information. The occurrence time of the event is the time when the event occurs, and is specified based on time information included in GPS signals from GPS satellites. The place of occurrence of the event is identified based on position information included in the GPS signal. The event identification information is information uniquely assigned to each event.

The route storage unit 22 is configured to record operation route information. The operation route information corresponds to information representing the operation route of the vehicle on which the drive recorder 10 is mounted. The route storage unit 22 records operation route information based on history data of current position coordinates detected by the position detector 15 .

The event video storage section 21 and the route storage section 22 may be provided as part of the storage device 13 . That is, the storage device 13 may include the event video storage section 21 and the route storage section 22 .

The processor 11 outputs at least one of operation route information, video information, and event information to the route display device 60 or the server device 30 in response to a request from the route display device 60 or the server device 30. It is configured. Therefore, the drive recorder 10 can output at least one of operation route information, video information, and event information to the route display device 60 in response to a request from the route display device 60 .

The processor 11 outputs the video information to the route display device 60 or the server device 30 when a predetermined output permission condition is satisfied, and outputs the video information to the route display device 60 or the server device 30 when the output permission condition is not satisfied. It is configured to prohibit the output of video information to the server device 30 . For example, when the output permitting condition is set to "satisfy when the engine of the vehicle stops", the processor 11 outputs the video information to the route display device 60 or the server device 30 in response to the engine stop of the vehicle. do.

Note that the output permission condition may be set to be satisfied when the engine of the vehicle is stopped and the communication speed of the communication interface 19 exceeds a predetermined speed determination value. In this case, the processor 11 prohibits the output of the image information to the route display device 60 or the server device 30 if the communication speed does not exceed the speed determination value even if the engine of the vehicle is stopped. When the output permission condition is set in this manner, the video information is not necessarily output to the route display device 60 or the server device 30 when the engine of the vehicle is stopped, and the video information may not be transmitted. sell.

The processor 11 is configured to output the operation route information and the event information to the route display device 60 or the server device 30 when the engine of the vehicle is stopped. Therefore, when the engine of the vehicle is stopped and the communication speed does not exceed the speed determination value, the operation route information and the event information are output, but the output of the video information is prohibited. In this case, the route display device 60 can store operation route information and event information, but cannot store video information.

Furthermore, when the output permission condition is set to "the acceleration detected by the acceleration detector 16 exceeds a predetermined upper limit value", the processor 11 detects that the acceleration exceeds the upper limit value. In response, video information is output, and in response to acceleration not exceeding the upper limit value, output of video information is prohibited. In this case, the processor 11 is configured to determine that an event has occurred in the vehicle when the acceleration exceeds the upper limit value. The event in this case is a vehicle collision, sudden stop, or the like. Processor 11 outputs video information (specifically, event video information is included) and event information to route display device 60 or server device 30 when the output permission condition is satisfied.

The output permission condition is "when the acceleration detected by the acceleration detector 16 exceeds a predetermined upper limit value and when the communication speed of the communication interface 19 exceeds a predetermined speed judgment value. It may be set to In this case, the processor 11 prohibits the output of video information to the route display device 60 or the server device 30 when the communication speed does not exceed the speed determination value even if the acceleration exceeds the upper limit value. When the output permission condition is set in this way, when the acceleration exceeds the upper limit value, the image information is not necessarily output to the route display device 60 or the server device 30, and the image information is not transmitted. can occur.

Processor 11 is configured to output operation route information and event information to route display device 60 or server device 30 when an event occurs. Therefore, if the communication speed does not exceed the speed determination value when an event occurs, a situation may occur in which the operation route information and the event information are output, but the video information is not output. In this case, the route display device 60 can store operation route information and event information, but cannot store video information.

The drive recorder 10 can switch between executing and prohibiting the output of the video information depending on whether the output permission condition is satisfied. The drive recorder 10 predetermines the output permission condition so that the output permission condition is established under conditions suitable for outputting video information, and is not satisfied under conditions unsuitable for outputting video information. Video information can be output under appropriate conditions.

Since video information has a large amount of data, the communication path is set so that, for example, when the communication speed of the communication path is high, the output permission condition is satisfied, and when the communication speed of the communication path is low, the output permission condition is not satisfied. Output permission conditions may be determined according to the situation. Such a drive recorder 10 can suppress the occurrence of communication data congestion in the communication path.

The output permission condition may be determined based on, for example, the magnitude of impact at the time of collision, the magnitude of vehicle speed, the presence or absence of an external command (such as a command from a radar detector), and the like.

[1-3. Server device]
The server device 30 comprises one or more computers. The server device 30 is shown simplified in FIG. The server device 30 includes a processor 31 , a storage device 33 and a communication interface 39 .

Processor 31 executes processing according to computer programs stored in storage device 33 . The storage device 33 comprises, for example, a hard disk drive. The communication interface 39 has a communication interface for communicating with the drive recorder 10 . Furthermore, the communication interface 39 has a communication interface for communicating with the user terminal device 50 . Communication interface 39 is configured to transmit and/or receive predetermined information. The predetermined information includes at least one of operating route information, video information, and event information.

The communication interface 39 is configured to communicate with the drive recorder 10 by wireless communication. Wireless communication includes a communication method using a mobile phone communication network and other wireless communication methods. The communication interface 39 may be configured to communicate with the drive recorder 10 not only by wireless communication but also by wired communication.

The server device 30 is configured to receive operation route information, event information, and video information from the drive recorder 10 and store them in the storage device 33 . The processor 31 executes processing for storing the operation route information, event information, and video information received from the drive recorder 10 in the storage device 33 .

[1-4. User terminal device]
The user terminal device 50 includes a processor 51 , a storage device 53 , a display 55 , an input device 57 , a communication interface 59 , an image acquisition section 61 and a route acquisition section 62 .

The user terminal device 50 may be a mobile terminal device owned by the user. Mobile terminal devices include smartphones and tablets.

When the drive recorder 10 is installed in a commercial vehicle, the user terminal device 50 may be a computer installed in an office or monitoring center of a company that manages operation of the commercial vehicle. Commercial vehicles include taxis, buses, and the like.

Processor 51 executes processing according to computer programs stored in storage device 53 . The storage device 53 may comprise a storage medium such as flash memory. Display 55 is controlled by processor 51 to display information for the user. Display 55 may comprise, for example, a liquid crystal display.

The input device 57 is configured to receive a selection command from the user. The input device 57 is configured to transmit an operation signal to the processor 51 according to the content of the operation from the user. Examples of the input device 57 include a touch panel on the display 55, a keyboard, a pointing device, and the like.

The communication interface 59 is an interface capable of communicating with the server device 30 . Communication interface 59 is configured to communicate over a wide area network. A wide area network includes the Internet.

The video acquisition unit 61 is configured to acquire video information from the server device 30 via the communication interface 59 . This video information includes event video information. The video acquisition unit 61 is configured to display video information on the display 55 . The video acquisition unit 61 is configured to display the event video information corresponding to the selection command on the display 55 based on the selection command. A selection command corresponds to a command input by the user using the input device 57 . The event selection command is a command for specifying an event to be selected.

The video acquisition unit 61 is configured to acquire event video information from the server device 30 in response to the event video information corresponding to the selection command being stored in the server device 30 (more specifically, the storage device 33). It is At this time, the video acquisition unit 61 acquires the event video information from the server device 30 (more specifically, the storage device 33) via the communication interface 59. FIG.

The image acquisition unit 61 acquires event image information from the drive recorder 10 (specifically, the event image storage unit 21) in response to the fact that the event image information corresponding to the selection command is not stored in the server device 30. is configured to At this time, the video acquisition unit 61 acquires event video information from the drive recorder 10 via the communication interface 59 and the communication interface 39 .

The route acquisition unit 62 is configured to acquire service route information and event information from the server device 30 . Operation route information and event information are stored in the storage device 53 . The route acquisition unit 62 is configured to display the operating route and event marks on the display 55 by controlling the display 55 . The event mark is a pattern representing the existence of an event. Event marks are illustrated as P1 and P2 in FIG. 4, as described below. The route acquisition unit 62 is configured to display an event mark at the event occurrence location on the display 55 by controlling the display 55 .

The image acquisition unit 61 and the route acquisition unit 62 may be provided as part of the processor 51 . That is, the processor 51 may be configured to execute the respective functions of the video acquisition section 61 and the route acquisition section 62 .

[1-5. Operation route information update process]
Next, operation route information update processing executed by the drive recorder 10 will be described with reference to FIG.

In response to activation of the drive recorder 10, the processor 11 reads out a program for updating route information from the storage device 13, and executes the updating processing for route information based on the program.

When starting the operation route information update process, the processor 11 first acquires GPS information from the position detector 15 in S110 (S represents a step). Thereby, the processor 11 acquires the current position information representing the current position.

In the next S120, the processor 11 determines whether or not an event has occurred. If the determination is affirmative, the process proceeds to S130, and if the determination is negative, the process proceeds to S140. The processor 11 determines whether an event has occurred based on the detection result of the event detection section 20 .

In S130, the processor 11 executes a process of adding an event flag Fev. At S140, the processor 11 updates the operating route information based on the current position information acquired at S110. When the event flag Fev is added in S130, the processor 11 updates the operation route information with the event flag Fev added to the current position information at this time. The processor 11 causes the storage device 13 to store the updated route information.

In S150, the processor 11 determines whether or not the operation of the vehicle has ended. If the determination is affirmative, the processor 11 proceeds to S160. The processor 11 determines whether the operation of the vehicle has ended based on whether the power supply from the vehicle has stopped. The drive recorder 10 has a built-in power supply (not shown), and is configured so that the processor 11 and the like can operate for a certain period of time with power supplied from the built-in power supply even after the power supply from the vehicle is stopped.

The processor 11 is configured to update the operation route information by repeatedly executing the processes from S120 to S150 while the vehicle is running.

The processor 11 executes a process of transmitting the service route information to the server device 30 in S160. The processor 11 uses the communication interface 19 to upload the operating route information to the server device 30 .

In this way, the drive recorder 10 executes the operation route information update process while the vehicle is in operation, thereby storing in the storage device 13 the operation route information representing the movement route from the operation start point to the operation end point. is configured to The drive recorder 10 transmits the operation route information to the server device 30 when the operation of the vehicle ends.

When receiving the route information from the drive recorder 10 , the server device 30 stores the route information in the storage device 33 .

[1-6. Information communication status]
A communication state of various information among the drive recorder 10, the server device 30, and the user terminal device 50 will be described with reference to FIG. The communication state of various information includes the transmission state of information and the reception state of information.

As shown in FIG. 3, in the communication system 1 of the present embodiment, the drive recorder 10 transmits operation route information to the server device 30 at time T110. The server device 30 stores the received service route information in the storage device 33 .

When the user terminal device 50 transmits a route request command to the server device 30 at time T120, the server device 30 transmits operation route information to the user terminal device 50 at time T130. At this time, the server device 30 reads the operating route information corresponding to the route request command from the storage device 33 and transmits the read operating route information to the user terminal device 50 .

Upon receiving the service route information, the user terminal device 50 displays the service route on the display 55 based on the service route information.

Here, the screen configuration of the display 55 will be described with reference to FIG.

As shown in FIG. 4, the display 55 includes a route display area 55a, an image display area 55b, and an operation area 55c. The display 55 is configured to display predetermined information in each area under the control of the processor 51 .

The route display area 55a is an area for displaying the operation route K1 based on the operation route information under the control of the processor 51. FIG. The service route K1 corresponds to the locus of movement of the vehicle from the departure point to the destination. The route display area 55a is configured to display the operation route K1 on the map information while the map information (not shown) is displayed in the background. The route display area 55a is configured to display event marks at positions corresponding to event occurrence locations. The event marks are illustrated as P1 and P2 in FIG.

The image display area 55b is an area for displaying image information under the control of the processor 51. FIG. The image display area 55b is configured to reproduce the image information captured by the drive recorder 10 while traveling along the route K1 as a moving image or a still image. In addition, the video display area 55b can display the event video information of the event corresponding to the selection command in accordance with the user's selection command.

The operation area 55c is an area for receiving an operation command from the user. The operation area 55 c is associated with the input device 57 . The operation area 55c includes, for example, a first command portion 55c1, a second command portion 55c2, a third command portion 55c3, a fourth command portion 55c4, a fifth command portion 55c5, a sixth command portion 55c6, and a seventh command portion 55c7. Prepare. Operations accepted by these multiple command units include, for example, moving to the start position of a moving image, skipping in the reverse direction, reproducing the moving image, slow-playing operation, fast-forwarding operation, skipping in the forward direction, rewinding operation for a certain period of time, and the like. is mentioned.

When a user's operation is performed on the operation area 55c, the input device 57 transmits an operation signal to the processor 51 according to the operation content of the user's operation. The processor 51 executes control processing corresponding to the operation signal.

To explain the state at time T120 in FIG. 3 in detail, first, when the user performs a user operation on the operation area 55c to request the operation route K1, the input device 57 outputs the command operated in the operation area 55c. Based on the type of unit, an operation signal corresponding to the user's operation is transmitted to the processor 51 . In response, the processor 51 transmits a route request command corresponding to the requested service route K1 to the server device 30 via the communication interface 59 .

To explain the state at time T130 in FIG. 3 in detail, first, in the server device 30, the processor 31 selects a route request from the operating route information stored in the storage device 33 based on the received route request command. Identify the travel route information corresponding to the command. After that, the processor 31 transmits the identified operation route information to the user terminal device 50 via the communication interface 39 . At this time, the processor 31 transmits to the user terminal device 50 the event information regarding the event that occurred on the route K1 together with the route information.

Thereafter, in the user terminal device 50, when the processor 51 receives the operation route information, the operation route K1 is displayed in the route display area 55a of the display 55 based on the operation route information. As a result, the operation route K1 as shown in FIG. 4 is displayed in the route display area 55a.

At this time, when the processor 51 receives the event information, the processor 51 displays an event mark representing an event that occurred on the operation route K1 in the route display area 55a. FIG. 4 shows a state in which two event marks P1 and P2 are displayed in the route display area 55a.

When the user selects one of the event marks P1 and P2 displayed in the route display area 55a (S210), the input device 57 sends a user operation signal corresponding to the user's selection operation to the processor 51. Send. Processor 51 then transmits an event video request command corresponding to the selected event mark to server device 30 via communication interface 59 . A user's selection operation on an event mark means a display request for event video information corresponding to the event. The operation of the user terminal device 50 transmitting the event video request command to the server device 30 in this manner corresponds to the operation performed at time T140 in FIG.

In the server device 30, the processor 31 determines whether event video information corresponding to the event video request command is included in the video information stored in the storage device 33 based on the received event video request command. (S220). If the event video information is included, the processor 31 identifies the event video information from among the video information stored in the storage device 33 . After that, the processor 31 transmits the identified event video information to the user terminal device 50 via the communication interface 39 .

Thereafter, in the user terminal device 50, when the processor 51 receives the event video information, the processor 51 displays the video in the video display area 55b of the display 55 based on the event video information. As a result, a moving image related to the event is displayed in the image display area 55b. This operation corresponds to the operation represented by time T150 in FIG.

Processor 31 transmits an event video request command to drive recorder 10 via communication interface 39 when event video information is not included. This operation corresponds to the operation represented by time T160 in FIG.

In the drive recorder 10, the processor 11 identifies the event video information corresponding to the event video request command from among the event video information stored in the event video storage unit 21 based on the received event video request command. do. After that, the processor 11 transmits the specified event video information to the server device 30 via the communication interface 19 . This operation corresponds to the operation represented by time T170 in FIG.

In the server device 30 , the processor 31 transmits the received event video information to the user terminal device 50 via the communication interface 39 .

Thereafter, in the user terminal device 50, when the processor 51 receives the event video information, the processor 51 displays the video in the video display area 55b of the display 55 based on the event video information. As a result, a moving image related to the event is displayed in the image display area 55b. This operation corresponds to the operation represented by time T180 in FIG.

In this way, communication of various information is performed among the drive recorder 10, the server device 30, and the user terminal device 50, so that the communication system 1 responds to the user's selection command to the input device 57. Event video information of the corresponding event can be displayed.

In the user terminal device 50, the input device 57 is configured to receive an arbitrary point selection command on the operation route K1 in addition to the event mark selection command in the route display area 55a.

The video acquisition unit 61 is configured to display the point video information in the video display area 55b of the display 55 in response to the input device 57 accepting the selection command. The point image information is image information corresponding to the point corresponding to the selection command. The image acquisition unit 61 is configured to acquire point image information from the storage device 33 in response to the point image information being stored in the storage device 33 . The video acquisition unit 61 is configured to acquire the point video information from the drive recorder 10 in response to the point video information not being stored in the storage device 33 .

In other words, the user terminal device 50 is configured to display video information corresponding to the selected point in the video display area 55b when the user selects an arbitrary point on the operation route K1 in the route display area 55a. ing.

In this way, the user terminal device 50 (more specifically, the video acquisition unit 61) can acquire the location video information not only from the storage device 33 but also from the drive recorder 10. FIG. For example, when point video information corresponding to the selection command is not stored in the storage device 33, the user terminal device 50 is configured to receive the point video information from the drive recorder 10 via the communication interface 39. there is

[1-7. Server device and user terminal device]
The route display device 60 includes the server device 30 and the user terminal device 50 .

The server device 30 comprises a storage device 33 configured to store travel route information, video information and event information. The server device 30 comprises a communication interface 39 configured to communicate with the user terminal device 50 .

The user terminal device 50 includes a display 55 , a processor 51 , a route acquisition section 62 , an input device 57 and an image acquisition section 61 . The user terminal device 50 has a communication interface 59 configured to communicate with the server device 30 .

The server device 30 is provided independently from the user terminal device 50 .

The server device 30 is installed at a predetermined location. The predetermined place may be a place away from the user who operates the user terminal device 50 . Predetermined locations include, for example, warehouses and server centers.

The user terminal device 50 is composed of a portable device such as a notebook computer or a smart phone. Since the user terminal device 50 is portable, the installation location is not fixed. Since the user terminal device 50 is portable, the user can use the user terminal device 50 to check video information at any place.

It should be noted that the user terminal device 50 is not limited to being portable, and may be installed at a fixed location. In this case, the server device 30 and the user terminal device 50 may be installed at the same place. Alternatively, the server device 30 and the user terminal device 50 may be installed at different locations.

[1-8. effect]
As described above, in the communication system 1 , in the route display device 60 , the video acquisition unit 61 of the user terminal device 50 receives the event video from the storage device 33 of the server device 30 or the event video storage unit 21 of the drive recorder 10 . configured to retrieve information. In particular, the video acquisition unit 61 acquires the event video information from the drive recorder 10 in response to the fact that the event video information is not stored in the storage device 33 .

Therefore, even if the event video information is not stored in the storage device 33 of the server device 30, the route display device 60 acquires the event video information from the event video storage unit 21 of the drive recorder 10, thereby making it possible to use the event video information. The event video information can be displayed according to the request of the person.

By including the communication interface 39 , the route display device 60 can receive at least one of the operation route information, video information, and event information from the drive recorder 10 . For example, when the event video information corresponding to the selection command is not stored in the storage device 33 , the route display device 60 can receive the event video information from the drive recorder 10 via the communication interface 39 . Also, when the point video information corresponding to the selection command is not stored in the storage device 33 , the route display device 60 can receive the point video information from the drive recorder 10 via the communication interface 39 .

[1-9. Correspondence of wording]
Here, the correspondence between wordings will be described.

The storage device 33 corresponds to an example of a route storage unit, an example of a video storage unit, and an example of an event storage unit in the present disclosure. The display 55 corresponds to an example of the information display section in the present disclosure, and the processor 51 and the route acquisition section 62 each correspond to an example of the information acquisition section in the present disclosure. The input device 57 corresponds to an example of the command reception unit in the present disclosure, and the processor 51 and the image acquisition unit 61 each correspond to an example of the image acquisition unit in the present disclosure. The communication interface 39 corresponds to an example of a communication section in the present disclosure.

The server device 30 corresponds to an example of the first function unit in the present disclosure, and the user terminal device 50 corresponds to an example of the second function unit in the present disclosure.

The route storage unit 22 corresponds to an example of an in-vehicle route storage unit in the present disclosure. The storage device 13 and the event video storage unit 21 each correspond to an example of an in-vehicle video storage unit in the present disclosure. The event video storage unit 21 corresponds to an example of an in-vehicle event storage unit in the present disclosure. The processor 11 corresponds to an example of an in-vehicle information output unit in the present disclosure.

[2. Other embodiments]
Although the embodiments of the present disclosure have been described above, the present disclosure is not limited to the above embodiments, and can be implemented in various forms without departing from the gist of the present disclosure.

(a) In the above embodiment, the server device 30 and the user terminal device 50 are arranged in different places (or places separated from each other), but the present disclosure is limited to such a configuration. will not be For example, the server device 30 and one user terminal device 50 may be arranged at the same place.

Although the configuration in which the server device 30 is provided independently of the user terminal device 50 has been described in the above embodiment, the configuration may be such that the server device 30 is provided integrally with the user terminal device 50 .

(b) The output permission conditions determined by the processor 11 of the drive recorder 10 are not limited to those described in the above embodiment. For example, the output permission condition may be set to "satisfy when the communication speed of the communication interface 19 exceeds a predetermined speed determination value". In this case, processor 11 outputs video information regardless of the state of the vehicle when the communication speed exceeds the speed determination value. That is, the processor 11 outputs the video information in real time when the communication speed exceeds the speed judgment value, and prohibits the output of the video information when the communication speed does not exceed the speed judgment value.

(c) The user terminal device 50 may be realized by using a mobile terminal device such as a notebook computer or a smart phone, for example, by installing an application program in the mobile terminal device. As a result, the portable terminal device can be made to perform the functions of the user terminal device.

Also, a method of realizing the functions of the user terminal device using a WEB browser that can be used on the mobile terminal device may be adopted. That is, by displaying the same information as the display 55 on the WEB browser, the portable terminal device may be caused to perform the function as the user terminal device.

(d) The function of one component in the above embodiments may be distributed as multiple components, or the functions of multiple components may be integrated into one component. Also, at least part of the configuration of the above embodiment may be replaced with a known configuration having similar functions. Also, part of the configuration of the above embodiment may be omitted. Moreover, at least part of the configuration of the above embodiment may be added or replaced with respect to the configuration of the other above embodiment. It should be noted that all aspects included in the technical idea specified only by the wording described in the claims are embodiments of the present disclosure.

DESCRIPTION OF SYMBOLS 1... Communication system 10... Drive recorder 11... Processor 13... Storage device 15... Position detector 16... Acceleration detector 17... Operation part 18... Input interface 19... Communication interface 20... Event detection Part 21... Event video storage part 22... Path storage part 30... Server device 31... Processor 33... Storage device 39... Communication interface 50... User terminal device 51... Processor 53... Storage device 55... display, 55a... route display area, 55b... image display area, 55c... operation area, 57... input device, 59... communication interface, 60... route display device, 61... image acquisition unit, 62... route acquisition unit.

Claims (7)

a route storage unit configured to store travel route information representing the travel route of the vehicle recorded by the drive recorder;
a video storage unit configured to store video information captured by the drive recorder while traveling on the travel route;
an event storage unit configured to store event information relating to an event that has occurred in the vehicle, wherein the event information includes time of occurrence of the event, place of occurrence of the event, identification information of the event; an event store comprising
an information display configured to display arbitrary information;
An information acquisition unit configured to acquire the travel route information and the event information, wherein the information acquisition unit is configured to display the travel route and event marks on the information display unit; The information acquisition unit is configured such that the mark is a pattern representing that the event exists, and the information acquisition unit is configured to display the event mark at the location where the event occurs in the information display unit. When,
a command receiving unit configured to receive a selection command for selecting the event mark;
a video acquisition unit configured to acquire the video information from the video storage unit or the drive recorder, wherein the video acquisition unit is configured to display event video information on the information display unit; The event video information is the video information corresponding to the event mark in response to the selection command, and the video acquisition unit receives the video storage unit in response to the event video information being stored in the video storage unit. a video acquisition unit configured to acquire the event video information from the drive recorder, and acquire the event video information from the drive recorder in response to the fact that the event video information is not stored in the video storage unit; ,
A route display device comprising: The route display device according to claim 1,
A communication unit configured to communicate with the drive recorder, wherein the communication unit is configured to transmit or receive predetermined information, and the predetermined information includes the operation route information, the video information, A communication unit including at least one of the event information,
Route display device. The route display device according to claim 2,
The command receiving unit is configured to receive a command to select an arbitrary point on the operation route,
The image acquisition unit is configured to display location image information on the information display unit, the location image information is the image information corresponding to the location corresponding to the selection command, and the image acquisition unit includes the Acquiring the point video information from the video storage unit in response to the fact that the point video information is stored in the video storage unit; configured to acquire the point video information from the drive recorder,
Route display device. The route display device according to any one of claims 1 to 3,
a first functional unit including the route storage unit, the video storage unit, and the event storage unit;
a second functional unit including the information display unit, the information acquisition unit, the command reception unit, and the video acquisition unit;
with
The first functional unit is
a first function communication unit configured to communicate with the second function unit, the first function communication unit configured to transmit the operation route information, the video information, and the event information;
The second functional unit is
a second function communication unit configured to communicate with the first function unit, the second function communication unit configured to receive the operation route information, the video information, and the event information;
The first function unit is provided independently from the second function unit,
Route display device. is a drive recorder,
an in-vehicle route storage unit configured to store travel route information representing the travel route of the vehicle on which the drive recorder is mounted;
an in-vehicle image storage unit configured to store image information captured by the drive recorder while traveling on the operation route;
An in-vehicle event storage unit configured to store event information about an event that has occurred in the vehicle, wherein the event information includes time of occurrence of the event, place of occurrence of the event, and identification information of the event. an in-vehicle event store comprising:
an in-vehicle information output unit configured to output at least one of the operation route information, the video information, and the event information to the external device in response to a request from the external device;
A drive recorder with The drive recorder according to claim 5,
The in-vehicle information output unit outputs the image information to the external device when a predetermined output permission condition is satisfied, and outputs the image information when the output permission condition is not satisfied. is configured to prohibit
drive recorder. a route display device according to any one of claims 1 to 4;
a drive recorder according to claim 5 or claim 6;
A communication system comprising:

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