JP2008293083A - Operation monitoring device with camera - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an operation monitoring device with a camera for easily and quickly confirming the content of a recorded photographic image by reproducing image data with a simple operation. <P>SOLUTION: A video signal obtained by reproducing image data is output from a video output part 5 according to the input of an operation part 6 installed in a device main body 2, and a monitor M is made to display at least the recorded photographic image. Thus, it is possible to reproduce image data by a simple operation, and to easily and quickly confirm the content of a recorded photographic image without separately using a personal computer. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a driving monitoring apparatus with a camera that is mounted on a vehicle and monitors driving.

  Conventionally, driving monitoring with a camera that is mounted on a vehicle, has a camera that captures the driving situation of the vehicle and obtains a captured image, and a sensor that detects the acceleration and speed of the vehicle, and monitors driving based on each recorded data. An apparatus is known (for example, Patent Document 1).

In the conventional apparatus, the obtained captured image data and sensor data are installed in another place such as an operation management center by being recorded on a memory card that can be taken in and out of the apparatus, or by means such as communication connection. The captured image and sensor data captured and recorded in the personal computer (PC) are displayed on the monitor of the PC and the contents thereof are confirmed.
Japanese Patent No. 3044025

  However, in the conventional apparatus, the captured image data and the sensor data are reproduced on a separate PC and displayed on the monitor, so that the contents of the captured image cannot be confirmed particularly quickly on site.

  In addition, it is necessary to install dedicated software for reading each data obtained in advance and displaying it on the monitor, and this PC operation is troublesome.

  The present invention provides a driving monitoring device with a camera that solves the above-described problems and can reproduce the image data with a simple operation and confirm the contents of the captured image recorded easily and quickly. The purpose is to do.

  In order to achieve the above object, a driving monitoring apparatus with a camera according to the present invention is mounted on a vehicle, captures a driving situation of the vehicle and obtains a captured image, a sensor for detecting at least acceleration of the vehicle, and a control unit. An operation monitoring device with a camera for monitoring operation based on each recorded data, wherein the device main body reproduces recorded image data and outputs a video signal; An operation unit that performs a predetermined input operation, and the control unit outputs a video signal from the video output unit in response to an input of the operation unit, and displays at least a captured image on a monitor.

  According to this configuration, a video signal obtained by reproducing the image data is output from the video output unit by the input of the operation unit provided in the apparatus main body, and at least the captured image is displayed on the monitor. Without using it, the image data can be reproduced by a simple operation, and the contents of the captured image etc. recorded easily and quickly can be confirmed.

  Preferably, the control unit includes a mode setting unit for setting a recording mode for recording the image data in the memory and a reproduction mode for reproducing the image data recorded in the memory, and enters the reproduction mode by an input of the operation unit. When switched, a video signal is output from the video output unit, and at least a captured image is displayed on the monitor. Therefore, it is possible to easily switch from the recording mode to the reproduction mode, and to confirm the contents of the captured image recorded easily and quickly.

  Preferably, the image data includes data of the photographed image and sensor data from the sensor, and the control unit displays the photographed image and sensor data recorded on the monitor by an input of the operation unit. Therefore, it is possible to confirm the contents of the captured image and sensor data recorded easily and quickly.

  Preferably, the recorded captured image is a plurality of moving image scenes, and the control unit displays a still image of each moving image scene on the monitor when switched to the playback mode by an input of the operation unit. Then, an arbitrary still image is selected from each still image by the input of the operation unit, and the moving image scene is displayed on the monitor. Therefore, the contents of each moving image scene recorded easily and quickly can be confirmed.

  Preferably, the apparatus has a holding part that detachably holds the apparatus main body from the vehicle, and the holding part operates to stop the recording operation of the apparatus main body when the apparatus main body is removed from the vehicle. A switch is provided. Therefore, the operation when the apparatus main body is removed from the vehicle is simplified.

  Preferably, the monitor is a general-purpose external monitor having a video input unit. Therefore, the cost of the apparatus can be reduced.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. FIG. 1 is a schematic configuration diagram showing an operation monitoring apparatus with a camera according to an embodiment of the present invention. As shown in FIG. 1A, the present apparatus 1 is mounted on the vehicle A using a fixture F on the front surface such as the inside of the windshield of the vehicle A, for example, and photographs the driving situation of the vehicle A. An apparatus main body 2 having a camera 3 such as a CCD camera for obtaining an image and a sensor unit 4 (FIG. 2) for detecting at least acceleration of the vehicle A is provided, and driving is monitored by each recorded data.

  As shown in FIG. 2, in addition to the camera 3 and the sensor unit 4, the apparatus main body 2 includes a video output unit 5, an operation unit 6, an internal memory 7 for recording each data, a status display unit 8, and the present apparatus 1. A power supply unit 9 for supplying power to the computer and a control unit (CPU) 10 for controlling the whole are provided. In addition to the internal memory 7, a memory card that records each data and that can be inserted into and removed from the apparatus main body 2 may be additionally provided.

  The sensor unit 4 detects various sensor information such as acceleration, GPS, and speed, and obtains sensor data related to the driving situation of the vehicle A. The status display unit 8 displays the power on / off of the power supply unit 9 and the memory operation status of the memory 7 with an LED or the like, or displays with sound or the like.

  The video output unit 5 reproduces the recorded image data and outputs a video signal. The operation unit 6 performs a predetermined input operation such as switching of a reproduction mode to be described later. In addition, the apparatus main body 2 and a monitor M that displays a recorded photographed image and the like are connected via a connection cord C (FIG. 1B) for supplying power to the monitor M and for outputting video. The video output cord is provided with a video output terminal and is connected to the video input section Ma of the monitor M.

  In this example, the monitor M is a general-purpose television monitor with a video input unit Ma provided separately from the apparatus main body 2, but the monitor M of a navigation system with a video input unit may also be used. The device main body 2 may be built in.

  The control unit 10 of FIG. 2 includes a signal processing unit 11 and a mode setting unit 12. The signal processing unit 11 processes the video signal from the camera 3 and the detection signal from the sensor unit 5 to obtain captured image data and sensor data. The mode setting unit 12 sets a recording mode for recording the image data in the memory 7 and a playback mode for reproducing the image data recorded in the memory 7. This mode switching is performed by input from the operation unit 6.

  The control unit 10 performs control to output a video signal from the video output unit 5 and display a captured image and sensor data recorded on the monitor M when the playback mode is switched by the input of the operation unit 6. . Further, when the video output unit 5 and the monitor M are connected by the connection cord C, the control unit 10 displays the operation content of the operation unit 6 for reproducing the image data on the initial screen of the monitor M. Subsequent operations are performed according to this operation content.

  As shown in FIG. 1 (B), the device 1 has a holding portion (holder) H that detachably holds the device main body 2 on the front surface portion (the inside of the windshield) of the vehicle A. A tamper switch S such as a magnet switch or a mechanical switch is provided that operates to stop the recording operation of the apparatus body 2 when the apparatus body 2 is removed from the front surface of the vehicle A. . When it is difficult to operate the operation unit 6 in a state where the device main body 2 is attached to the front surface of the vehicle A, conventionally, an operation such as turning off the power of the power supply unit 9 is performed to remove the device main body 2 from the vehicle. Although it was necessary to remove from the vehicle A, the recording operation of the device main body 2 is stopped even when the power supply unit 9 is turned on when the device main body 2 is removed from the vehicle A. Is no longer necessary, and operation is simplified.

  FIG. 3 shows a reproduction operation of image data by the control unit 10. 3A shows an example of the operation unit 6, and FIGS. 3B and 3C show examples of display contents on the monitor M. FIG. In this example, among the image data recorded in the memory 7, the data of the captured image of the camera 3 is a plurality of, for example, five moving image scenes. The image data includes sensor data of the sensor unit 4. Each moving image scene and sensor data are overwritten in the memory 7 with time, for example.

  As shown in FIG. 3A, the operation unit 6 is a cross cursor key including, for example, a recording / playback mode change and image selection determination button (center button) 6a and an up / down / left / right image selection button (cursor) 6b.

  First, the mode is switched to the playback mode by pressing and holding the center button 6a of the operation unit 6, and the playback selection screen is displayed on the monitor M as shown in FIG. Five thumbnails (image reduction sample) are displayed.

  Next, the cursor 6b of the operation unit 6 is operated up / down / left / right to select an arbitrary still image from the five still images displayed on the monitor M, and the center button 6a is pressed to reproduce the moving image scene in the still image. decide. As a result, the moving image scene is reproduced on the monitor M as shown in FIG. Although not shown, the recorded sensor data is also reproduced separately. When the reproduction ends, the recording mode is automatically switched after a predetermined time.

  Accordingly, there is no need to reproduce captured image data and sensor data on a separate PC as in the prior art, and the moving image scene and sensor data immediately recorded in the vehicle A can be obtained by simply connecting the apparatus body 2 to the monitor M. Is displayed on the monitor M, the contents of each moving image scene and sensor data recorded easily and quickly can be confirmed.

Hereinafter, the recording / reproducing operation will be described with reference to the flowchart of FIG.
First, a recording operation is started in the recording mode (step S1), and the operation unit 6 switches to the reproduction mode to check whether or not a recording stop operation has been performed (step S2). If the recording stop operation has not been performed, image recording standby and recording operations are performed (step S3), and the process returns to step S2.

  When the recording mode is switched to the playback mode by the center button 6a of the operation unit 6 and the recording stop operation is performed, the recording is stopped and the playback selection screen shown in FIG. 3B is displayed on the monitor M (step S4). Next, playback and setting operations are performed with the cursor 6b of the operation unit 6 (step S5), and the playback screen of FIG. 3C is displayed on the monitor M, and the end of playback after a predetermined time is confirmed (step S5). S6). If the end of reproduction has not been confirmed, the process returns to step S5. When it is confirmed that the reproduction has ended, the reproduction is stopped and the recording operation is performed (step S7), and the process returns to step S2.

  As a result, the apparatus 1 outputs a video signal obtained by reproducing the image data from the video output unit 5 in response to an input of the operation unit 6 provided in the apparatus body 2 and displays at least a captured image on the monitor M. Without using a PC, image data can be reproduced with a simple operation, and the contents of a captured image or the like recorded easily and quickly can be confirmed.

  In this embodiment, the captured image and sensor data recorded on the monitor M are displayed, but the sensor data may be omitted.

  In this embodiment, the holding unit H is provided with a tamper switch S that operates so as to stop the recording operation of the apparatus main body 2 when the apparatus main body 2 is removed from the vehicle A, but this is omitted. May be.

  In this embodiment, an arbitrary still image is selected from the still images of each moving image scene displayed on the monitor M and the moving image scene is reproduced. Instead, a still image of each moving image scene and In addition to this, the date and time of occurrence of dangerous driving (or shooting date and time) detected by the sensor unit 4 in each moving image scene is displayed, or a list of the date and time of occurrence of dangerous driving (or shooting date and time) is displayed. Then, an arbitrary still image may be selected and the moving image scene may be reproduced.

(A) is a schematic side view which shows the driving | running monitoring apparatus with a camera which concerns on one Embodiment of this invention, (B) is the perspective view. It is a block block diagram which shows the driving | running monitoring apparatus with a camera of FIG. It is a figure which shows the display screen of an operation part and a monitor. It is a flowchart which shows recording / reproducing operation | movement.

Explanation of symbols

1: Operation monitoring device with camera 2: Device body 3: Camera 4: Sensor unit 5: Video output unit 6: Operation unit 10: Control unit 11: Signal processing unit 12: Mode setting unit H: Holding unit M: Monitor S: Tamper switch

Claims (6)

A camera that is mounted on a vehicle and that captures a driving situation of the vehicle and obtains a captured image, a sensor that detects at least acceleration of the vehicle, and an apparatus main body having a control unit, and that monitors driving based on each recorded data An operation monitoring device with
The apparatus main body includes a video output unit that reproduces recorded image data and outputs a video signal, and an operation unit that performs a predetermined input operation,
The operation monitoring device with a camera, wherein the control unit outputs a video signal from the video output unit in response to an input of the operation unit, and displays at least a captured image recorded on a monitor. In claim 1,
The control unit includes a mode setting unit for setting a recording mode for recording the image data in the memory and a reproduction mode for reproducing the image data recorded in the memory, and is switched to the reproduction mode by an input of the operation unit. Sometimes, a camera-equipped driving monitoring apparatus that outputs a video signal from the video output unit and displays at least a captured image recorded on the monitor. In claim 1,
The image data includes the captured image data and sensor data from the sensor, and the control unit displays the captured image and sensor data recorded on the monitor by the input of the operation unit. apparatus. In claim 2,
The recorded photographed images are a plurality of video scenes,
When the control unit is switched to the playback mode by the input of the operation unit, each monitor displays a still image of each moving image scene, and an arbitrary still image is displayed from each still image by the input of the operation unit. An operation monitoring apparatus with a camera, which is selected and displays the moving image scene on the monitor. In claim 1,
And a holding unit that detachably holds the apparatus main body on the vehicle, and the tamper switch that operates to stop the recording operation of the apparatus main body when the apparatus main body is detached from the vehicle. An operation monitoring device with a camera. In claim 1,
An operation monitoring apparatus with a camera, wherein the monitor is a general-purpose external monitor having a video input unit.

Images