JP2017120498A - drive recorder - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a drive recorder capable of prompting a user to format a recording medium at an appropriate timing.SOLUTION: A vehicle-mounted drive recorder comprises: a camera; a recording controller that records a video captured by the camera on a recording medium; a reporting section that performs notification to a user using at least one of an image, light, and sound; and a managing section that manages the drive recorder so that the reporting section performs notification to prompt the user to format the recording medium at a predetermined timing during operation of the drive recorder. The predetermined timing is a preset predetermined date and time on every month, week, or day. Further, the predetermined timing is a point in time at which a value, which is obtained by accumulating a recording time of the video performed by the recording controller from the last time of formatting the recording medium, reaches a threshold.SELECTED DRAWING: Figure 4

Description

  The present invention relates to a drive recorder mounted on a vehicle.

  As disclosed in, for example, Patent Document 1, a conventional drive recorder constantly records images from engine start to engine stop on a recording medium such as a micro SD card. The recording method is recorded while being divided into files having a maximum of 15 minutes as one file depending on the setting. When the recording time exceeds the capacity of the recording medium, the oldest file is overwritten in units of files.

JP 2014-229049 A

  In the drive recorder, a new file created by continuous recording is overwritten on the recording medium in file units in order from the old file. For this reason, if the drive recorder has been recording for a long time, there is a high possibility that a sector of the recording medium will be damaged, the file cannot be written, and the recording cannot be performed. In addition, if a recording medium is overwritten many times, a lot of fragmentation (fragmentation) occurs in the recording medium, resulting in a decrease in writing speed to the recording medium and a decrease in performance such as recording or erasing. Is likely to occur. For this reason, users of drive recorders are encouraged to regularly format recording media in the form of instruction manuals and catalogs.

  However, the formatting of the recording medium is rarely performed only by such alerting in writing. As a result, a defective sector occurs in the recording medium, and a file writing error, a recording medium authentication error, and the like occur. If the user does not notice the occurrence of such an error, a state in which a necessary video is not recorded in the drive recorder continues.

  The present invention has been made in view of the above-described circumstances, and an object thereof is to provide a drive recorder that can prompt a user to format a recording medium at an appropriate timing.

In order to achieve the above object, the present invention provides the following aspects.
(1) A drive recorder mounted on a vehicle,
A camera,
A recording control unit for recording video captured by the camera on a recording medium;
An informing unit for informing a user using at least one of an image, light, and sound;
A management unit that manages the drive recorder so that the notification unit performs notification that prompts the formatting of the recording medium at a predetermined timing during the operation of the drive recorder;
Drive recorder equipped with.

(2) The drive recorder according to (1),
The drive recorder is a drive recorder, wherein the predetermined timing is a predetermined date and time set in advance every month, weekly or daily.

(3) The drive recorder according to (2),
The predetermined date and time is a drive recorder preset by a user of the drive recorder.

(4) The drive recorder according to (1),
The predetermined timing is a drive recorder in which a value obtained by accumulating video recording time by the recording control unit from the time when the recording medium is formatted reaches a threshold value.

(5) The drive recorder according to (4),
The threshold varies depending on the resolution of the video recorded on the recording medium and the storage capacity of the recording medium, and the recording control unit generates a video having a data amount corresponding to the storage capacity of the recording medium. Drive recorder, approximately equal to the recording time.

(6) The drive recorder according to (4),
The threshold value is set in advance by a user of the drive recorder.

(7) The drive recorder according to any one of (1) to (6),
The notification that prompts the format of the recording medium by the notification unit is at least one of display display of an image that prompts formatting, light emission of a predetermined color by the light emitting unit, and audio output that prompts formatting from a speaker. There is a drive recorder.

(8) The drive recorder according to any one of (1) to (7),
The drive recorder in which the notification by the notification unit includes an operation method for formatting the recording medium.

  According to the above aspect (1), since the notification that prompts the formatting of the recording medium is performed at a predetermined timing during the operation of the drive recorder, the user of the drive recorder can be prompted for the formatting at an appropriate timing.

  According to the above aspect (2), it is possible to periodically notify the user of the format of the recording medium. As a result, if the format is performed at this timing, fragmentation is eliminated, so that the possibility of an error in writing a file to the recording medium can be reduced, and the performance degradation such as the writing speed to the recording medium can be recovered. .

  According to the above aspect (3), the notification that prompts the formatting of the recording medium is performed at a timing desired by the user of the drive recorder.

  According to the above aspect (4), it is possible to perform notification for prompting the format of the recording medium at a timing suitable for the amount of data written to the recording medium. As a result, if the formatting is performed at this timing, it is possible to reduce the possibility of an error in writing a file to the recording medium.

  According to the above aspect (5), the notification prompting the format of the recording medium can be performed at a timing suitable for the resolution of the video and the balance between the recording capacity of the recording medium and the amount of data written to the recording medium. it can.

  According to the above aspect (6), the notification prompting the formatting of the recording medium is performed at a timing desired by the user of the drive recorder.

  According to the above aspect (7), the notification that prompts the formatting of the recording medium can be performed visually or audibly.

  According to the above aspect (8), it is possible to suppress a situation in which formatting is not performed because the operation method is unknown, and the possibility that the user of the drive recorder performs formatting can be increased.

It is the schematic which shows the drive recorder of one Embodiment which concerns on this invention provided in the vehicle interior. It is the perspective view which looked at the drive recorder shown in FIG. 1 from the rear surface side (room mirror side). It is the perspective view which looked at the drive recorder shown in FIG. 1 from the front side (front glass side). It is a block diagram which shows the internal structure of the drive recorder shown in FIGS. It is a figure which shows an example of the image which prompts the format displayed on a display.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings. It should be noted that the drawings are viewed in the direction of the reference numerals, and in the following description, front, rear, left and right, and top and bottom are in accordance with the direction seen from the driver, and the front of the vehicle is Fr, rear is Rr, left is L, right R, upper is shown as U, and lower is shown as D.

  FIG. 1 is a schematic view showing a drive recorder according to an embodiment of the present invention provided in a vehicle interior. As shown in FIG. 1, the drive recorder 100 of the present embodiment has a rear side of a room mirror RM provided in a vehicle in a state where a bracket fixed to a predetermined portion inside a vehicle windshield FG by a double-sided tape or the like is held. Is provided. Further, the drive recorder 100 may be provided in a state in which a bracket fixed to the upper surface of the dashboard DB of the vehicle with a double-sided tape or the like is held. Power is supplied to the drive recorder 100 via a power cable (not shown) connected to the DC power system of the vehicle.

  2 is a perspective view of the drive recorder 100 shown in FIG. 1 as viewed from the rear side (room mirror RM side). FIG. 3 is a front view of the drive recorder 100 shown in FIG. 1 (front glass FG side). It is the perspective view seen from. As shown in FIGS. 2 and 3, the drive recorder 100 includes a drive recorder main body (hereinafter simply referred to as “main body”) 101 having a substantially rectangular parallelepiped shape and a bracket 103. A display 165 is disposed at the center of the rear surface side of the main body 101, and a button 173, an LED lamp 167, and a microphone sound intake port 121 are disposed beside the display 165. The display 165 may be a display integrated with a touch panel. Further, on the front side of the main body 101, a camera 155 and an audio output port 123 of a speaker are provided. In addition, on the surface (not shown) opposite to the surface held by the bracket 103 of the main body 101, there is a memory card storage unit that stores a memory card that is a recording medium on which video shot by the camera 155 is recorded. Is formed.

  FIG. 4 is a block diagram showing an internal configuration of the drive recorder 100 shown in FIGS. As shown in FIG. 4, the drive recorder 100 includes a 3G sensor 151, a GPS (Global positioning system) receiving unit 153, a camera 155, a clock 157, a primary storage memory 159, a memory card accommodating unit 161, and a memory card. It has an interface 163, a display 165, an LED lamp 167, a speaker 169, a microphone 171, a button 173, and a control unit 175.

  Hereinafter, each component included in the drive recorder 100 will be described.

  The 3G sensor 151 detects an external impact on the vehicle on which the drive recorder 100 is mounted. The 3G sensor 151 outputs an impact detection signal when it detects an external impact having a predetermined size or more. The impact detection signal output by the 3G sensor 151 is sent to the control unit 175. The GPS receiver 153 receives radio waves from GPS satellites. A signal represented by the radio wave received by the GPS receiving unit 153 is sent to the control unit 175.

  The camera 155 captures an image in front of the drive recorder 100. Video data captured by the camera 155 is sent to the control unit 175. The clock 157 provides the shooting date / time information of the video to the control unit 175. The primary storage memory 159 is a cache memory that temporarily stores data such as video captured by the camera 155.

  The memory card accommodating portion 161 accommodates the memory card 10 that is a card-like recording medium that can be attached to and detached from the drive recorder 100. The memory card interface 163 is an interface for writing data to the memory card 10 accommodated in the memory card accommodation unit 161 and reading data from the memory card 10.

  The display 165 displays video captured by the camera 155, a setting screen of the drive recorder 100, a notification image indicating a guide or an alarm, and the like. The LED lamp 167 emits, for example, red light indicating a guide or an alarm. The speaker 169 outputs a notification sound indicating a guide or an alarm, or an operation sound of the button 173. The microphone 171 collects sound in the passenger compartment in which the drive recorder 100 is mounted. The button 173 is a button for the user to operate the operation of the drive recorder 100.

  The control unit 175 records video data captured by the camera 155 from the primary storage memory 159 to the memory card 10 via the memory card interface 163. The control unit 175 always records the video captured by the camera 155 on the memory card 10 and records the video before and after the event including the video at the time of the event triggered by the impact detection signal output by the 3G sensor 151. Event recording. In addition, the control unit 175 measures the current position of the vehicle on which the drive recorder 100 is mounted based on the signal from the GPS receiving unit 153, and then adds position information to a video created by continuous recording or event recording. .

  The control unit 175 issues a notification that prompts the user to format the memory card 10 at a predetermined timing. The timing for the notification includes a regular timing related to date and time and a timing suitable for the amount of data written to the memory card 10. The periodic timing regarding the date and time is a predetermined date and time set in advance every month, weekly or daily, and is set in advance by the user of the drive recorder 100. The timing suitable for the amount of data written to the memory card 10 is the time when the accumulated value of the video recording time from the time when the memory card 10 was last formatted reaches the threshold value. Note that the threshold value to be compared with the cumulative value of the recording time differs depending on the resolution of the video recorded on the memory card 10 and the storage capacity of the memory card 10, and the threshold value of the video created by the continuous recording of the memory card 10 is different. This is substantially equal to the time for recording the video of the data amount corresponding to the size of the area for storing data on the memory card 10. The threshold value may be set in advance by the user of the drive recorder 100.

  Further, the notification performed by the control unit 175 is at least one of an image display prompting formatting on the display 165 shown in FIG. 5, emission of red light by the LED lamp 167, and audio output prompting formatting from the speaker 169. This is done using one. Note that the image display prompting the formatting on the display 165 shown in FIG. 5 is an example. The image display prompting the formatting may be performed by adding a motion such as blinking, sliding in, or wiping in an illustration or an image, or these in addition to characters. The control unit 175 may control the display 165 to display an operation method for formatting the memory card 10 together with a notification that prompts formatting by display. Similarly, the control unit 175 may perform control so that the speaker 169 continuously performs sound output indicating an operation method for formatting the memory card 10 together with notification for prompting formatting by sound output.

  As described above, according to the present embodiment, during the operation of the drive recorder 100, the memory card 10 has a predetermined timing such as a periodic timing related to date and time or a timing suitable for the amount of data written to the memory card 10. Since the notification for prompting the format is performed, the user of the drive recorder 100 can be prompted for the format at an appropriate timing. As a result, if the formatting is performed at this timing, the possibility of a file writing error to the memory card 10 or the like can be reduced, and performance degradation such as the writing speed to the memory card 10 can be recovered. In addition, since the notification for urging the format of the memory card 10 is performed by displaying an image on the display 165, emitting light from the LED lamp 167, and outputting sound from the speaker 169, the notification should be appealed visually or audibly to the user. Can do. Furthermore, since the operation method for formatting the memory card 10 is explained by the image display on the display 165 or the sound output from the speaker 169 together with the notification, the situation where the formatting is not performed because the operation method is unknown is suppressed. The possibility that the user of the drive recorder 100 will perform the formatting can be increased.

  In addition, this invention is not limited to embodiment mentioned above, A deformation | transformation, improvement, etc. are possible suitably. For example, the camera 155 of the drive recorder 100 may be configured separately from other components of the drive recorder 100. In this case, the camera 155 and the main body including other components of the drive recorder 100 are connected by a cable or the like. Further, the drive recorder 100 may not include the display 165. Furthermore, the drive recorder 100 may perform the above-described notification that prompts the formatting of the memory card 10 even when a writing error to the memory card 10 or an authentication error of the memory card 10 occurs.

100 Drive recorder 101 Drive recorder main body 103 Bracket 151 3G sensor 153 GPS receiving unit 155 Camera 157 Clock 159 Primary storage memory 161 Memory card storage unit 163 Memory card interface 165 Display 167 LED lamp 169 Speaker 171 Microphone 173 Button 175 Control unit

Claims (8)

A drive recorder mounted on a vehicle,
A camera,
A recording control unit for recording video captured by the camera on a recording medium;
An informing unit for informing a user using at least one of an image, light, and sound;
A management unit that manages the drive recorder so that the notification unit performs notification that prompts the formatting of the recording medium at a predetermined timing during the operation of the drive recorder;
Drive recorder equipped with. The drive recorder according to claim 1,
The drive recorder is a drive recorder, wherein the predetermined timing is a predetermined date and time set in advance every month, weekly or daily. The drive recorder according to claim 2,
The predetermined date and time is a drive recorder preset by a user of the drive recorder. The drive recorder according to claim 1,
The predetermined timing is a drive recorder in which a value obtained by accumulating video recording time by the recording control unit from the time when the recording medium is formatted reaches a threshold value. The drive recorder according to claim 4,
The threshold varies depending on the resolution of the video recorded on the recording medium and the storage capacity of the recording medium, and the recording control unit generates a video having a data amount corresponding to the storage capacity of the recording medium. Drive recorder, approximately equal to the recording time. The drive recorder according to claim 4,
The threshold value is set in advance by a user of the drive recorder. The drive recorder according to any one of claims 1 to 6,
The notification that prompts the format of the recording medium by the notification unit is at least one of display display of an image that prompts formatting, light emission of a predetermined color by the light emitting unit, and audio output that prompts formatting from a speaker. There is a drive recorder. The drive recorder according to any one of claims 1 to 7,
The drive recorder in which the notification by the notification unit includes an operation method for formatting the recording medium.

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