JP2009104442A - Parking lot management system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a parking lot management system which surely detects blinking and lighting of lighting equipment of a vehicle to inform a parking lot user of it and is capable of preventing the user from forgetting to turn off the lighting equipment without fail. <P>SOLUTION: The parking lot management system is provided with: a management device 4 equipped with at least one or more cameras 3 for photographing one or more car rooms 2 in a parking lot 1, an image processing part 7 for detecting whether the lighting equipment of the vehicle entering the car room 2 in the parking lot 1 is blinking or lighting, and a part 8 for determining forgetting of turn-off for determining whether or not blinking and lighting of the lighting equipment is caused by a user's forgetting to turn it off; and a display device 5 for displaying together with an image by the camera 3 that the blinking and lighting of the lighting equipment is due to the user's forgetting to turn it off when it is so determined by the part 8 for determining the forgetting of turn-off. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a parking lot management system, and more particularly to a parking lot management system that can reliably prevent forgetting to turn off the lighting device of a vehicle parked in a parking lot.

  In general, in a self-propelled parking lot, a driver of a vehicle searches for a vacant compartment in the parking lot, and appropriately parks in the vacant compartment. In that case, various lighting devices such as vehicle headlights, hazard lamps, small lamps, etc. may be forgotten to be turned off due to the driver's carelessness, resulting in a problem that the vehicle battery will run out. ing. As a result, there is a problem that a vehicle whose battery has run out cannot enter the parking lot and the rotation efficiency of the parking lot is significantly reduced.

  Conventionally, parking staffs monitor forgetting to turn off the lighting device of the vehicle, but because the person who monitors forgetting to turn off the lighting device is manually monitored, it is not always monitored. There is a problem that mistakes may occur, and it is insufficient to prevent forgetting to turn off the reliable lighting device, and labor costs are also incurred.

Therefore, conventionally, in a road or a parking lot, the lighting device is extracted based on the hue information and brightness information obtained for each region from the image data defining the predetermined range, and the extracted hue information of the lighting device and A technique for classifying the types of lighting devices from lightness information and detecting lighting of various lighting devices is disclosed (for example, see Patent Document 1).
JP 2001-216597 A

  However, in the invention described in Patent Document 1, it is possible to detect lighting of the lighting device, but since advanced image processing is required, the system becomes complicated, and the lighting device of the vehicle Forgetting to turn off cannot be detected, and there is still a problem that forgetting to turn off the lighting device cannot be reliably prevented.

  The present invention has been made in view of the above points, and can reliably detect blinking / lighting of a lighting device of a vehicle and notify a parking lot user, and reliably prevent forgetting to turn off the lighting device. It aims at providing the parking lot management system which can do.

In order to achieve the above-mentioned object, the invention according to claim 1 includes at least one camera for photographing one or more passenger compartments of a parking lot,
Detection means for detecting whether or not the lighting device of the vehicle that has entered the compartment of the parking lot is blinking / lighting, and forgetting-off determination means for determining whether blinking / lighting of the lighting device is forgotten to turn off or not A management device comprising:
And a display device that, when the forgetting to turn off determining means determines that the lighting device has forgotten to be turned off or turned off, displays that fact together with the image from the camera.

  According to a second aspect of the present invention, in the first aspect, the detection means is an image processing means for detecting blinking / lighting of the illumination device by performing image processing based on an image captured by the camera. Features.

  According to a third aspect of the present invention, in the second aspect of the present invention, the management device includes a database that stores templates necessary for image processing by the image processing means.

  According to a fourth aspect of the present invention, in the first aspect, the detection means is a light detector that is disposed in the passenger compartment and detects blinking / lighting of a lighting device of the vehicle.

A fifth aspect of the present invention is the vehicle according to any one of the first to fourth aspects, wherein the management device recognizes a vehicle number of the vehicle based on image data image-processed by the image processing unit. A number recognition device;
If the user's mobile phone email address and vehicle number are registered in advance and it is determined that the lighting device of the vehicle has been forgotten to be turned off, the vehicle number recognized by the vehicle number recognition device is registered in advance. And a communication device for checking the vehicle number and transmitting a mail addressed to the mail address of the corresponding mobile phone.

  According to the first aspect of the present invention, the detecting means detects whether or not the lighting device of the vehicle that has entered the compartment of the parking lot is blinking / lighting, and the lighting device is blinked by the forgetting to turn off judging means. Since it is determined whether or not the lighting is forgotten to be turned off and the display device displays that fact together with the image from the camera, it is possible to reliably prevent the lighting device from being forgotten to be turned off.

  According to the second aspect of the present invention, the detection means is an image processing means, and the image processing means can detect blinking / lighting of the lighting device by performing image processing based on a photographed image by the camera. it can.

  According to the invention of claim 3, since the management device includes a database storing templates necessary for image processing by the image processing means, when the image processing by the image processing means is performed, the lighting device is more accurate. It becomes possible to detect forgetting to erase.

  According to the invention which concerns on Claim 4, the detection means is made into the photodetector, The blinking / lighting of the illuminating device of a vehicle can be detected with this photodetector.

  According to the invention of claim 5, since the management device includes the vehicle number recognition device and the communication device, the vehicle number recognized by the vehicle number recognition device is collated with the vehicle number registered in advance, and communication is performed. By sending an e-mail to the e-mail address of the corresponding mobile phone by the device, it is possible to reliably notify the parking lot user.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a schematic view showing a first embodiment of a parking lot management system according to the present invention. As shown in FIG. 1, the parking lot management system according to the present invention includes a plurality of cameras 3, 3... . The camera 3 is configured so that a plurality (three in this embodiment) of the passenger compartment 2 can be photographed. In addition, a management device 4 is connected to the camera 3, and a display device 5 is connected to the management device 4. Note that, depending on the size of the parking lot 1, the arrangement of the passenger compartment 2, and the like, a single camera that can change the shooting direction and the shooting position may be used.

Next, the control configuration of the management apparatus 4 will be described in detail with reference to FIG.
The management device 4 includes a camera switching unit 6 for switching each camera 3, an image processing unit 7 as a detecting unit, a forgetting-off determining unit 8 as a forgetting-off determining unit, and templates such as various persons, backgrounds, and vehicle shapes. Each has a recorded database 9.

  Image data of the camera 3 sent from the camera switching unit 6 is input to the image processing unit 7. The image processing unit 7 performs image processing such as edge processing of the image data, and 2 is configured to determine whether or not the vehicle has been received. The image processing unit 7 extracts the template of the database 9 and performs template matching with the image data, thereby specifying the position of the lighting device such as the headlight of the vehicle and the turn signal, and the luminance value of the image at the lighting position. Extract. And it is comprised so that the lighting state of whether the illuminating device of a vehicle is blinking or lighting by the brightness value is high or low is comprised. Here, as for blinking, it is detected as blinking when lighting and extinguishing are repeated for a certain period of time.

  In addition, the forgetting to turn off determination unit 8 has predetermined forgetting to turn off conditions such as whether or not the blinking / lighting state of the lighting device of the vehicle has passed for a certain period of time and whether a person is present around the vehicle. . In other words, when the flashing / lighting state has passed for a certain period of time, it is determined that the driver has forgotten to turn it off instead of intentional flashing / lighting, and there is a person around the vehicle. In this case, there is a high possibility that the lighting device of the vehicle will be turned off, and if there is no person, it is determined that the person has forgotten to turn off. And the forgetting-off determination part 8 is comprised so that the presence or absence of forgetting to turn off the illuminating device of a vehicle may be determined based on this forgetting-off condition.

  The display device 5 is configured to display an image of the corresponding vehicle and a vehicle compartment number indicating that the lighting device is forgotten to be turned off when the forgetting to turn off determination unit 8 determines that the lighting device is forgotten to be turned off. Yes. In the display by the display device 5, for example, when there are a plurality of vehicles for which the lighting device is forgotten to be turned off, the display unit of the display device 5 may be divided into a plurality of units to display a plurality of vehicles on each display unit. Then, images of a plurality of vehicles may be switched and displayed at regular intervals.

  In addition, the display device 5 is installed in a place where a user of the parking lot 1 such as a store information shop or a storefront affiliated with the parking lot 1 can visually recognize. In addition, you may make it install in the place which the manager of the parking lot 1 or a store, such as the management room of the parking lot 1, the management room of a store, can visually recognize.

  Further, in the present embodiment, the management device 4 is provided with a vehicle number recognition device 10 that reads a vehicle number plate based on the image data image-processed by the image processing unit 7 and recognizes the vehicle number. ing.

  Further, the management device 4 is provided with a communication device 11, and this communication device 11 has registered a mail address and a car number of a mobile phone in advance and forgets to turn off the lighting device of the vehicle. In addition, the vehicle number recognized by the vehicle number recognition device 10 is collated with a pre-registered vehicle number, and a mail is transmitted to the mail address of the corresponding mobile phone.

  Next, the operation of this embodiment will be described with reference to the flowchart shown in FIG.

  First, the management device 4 sends image data from the camera 3 to the image processing unit 7 while switching the camera 3 by the camera switching unit 6, and performs an on-board determination process from each image data by the image processing unit 7 (ST1).

  Then, the image processing unit 7 determines whether there is a vehicle in the passenger compartment 2 (ST2). If it is determined that there is a vehicle in the passenger compartment 2, the state of the lighting device is detected (ST3). That is, a necessary template is taken out from the database 9 and template matching is performed to detect the illumination position of the vehicle, and the illumination state is detected by comparing the luminance value of the illumination position.

  Then, based on the result of detecting the state of the lighting device, the forgetting-off determination unit 8 determines whether the lighting is blinking or lit (ST4), and if it is determined that the lighting is blinking (ST4) (ST5: YES), it is determined that the hazard lamp of the vehicle is blinking by the forgetting to turn off determining unit 8 (ST6), and it is determined that the lighting is forgotten to be turned off (ST7). Then, it is determined whether or not a predetermined forgetting-off condition is satisfied (ST8). If the forgetting-off condition is satisfied, the display device 5 displays the hazard lamp of the hazard lamp together with the corresponding vehicle image and vehicle compartment number. The fact that it is blinking is displayed (ST9). Then, the communication device 11 collates the vehicle number recognized by the vehicle number recognition device 10 with the vehicle number registered in advance, and transmits an e-mail to the e-mail address of the corresponding mobile phone.

  Thereafter, it is determined whether or not the lighting device is turned off (ST10). If the lighting device is not turned off, the display by the display device 5 is continued as it is. When the illumination device is turned off, the display by the display device 5 is deleted (ST11).

  Further, the forgetting to turn off determination unit 8 determines whether or not the illumination is blinking or lit (ST4), and if it is determined that the lighting is turned on (ST5: NO), the forgetting to turn off determination unit 8 uses the vehicle It is determined that the head lamp or the small lamp is turned on (ST12), and it is determined that the lighting is forgotten to be turned off (ST13). Then, it is determined whether or not a predetermined forgetting-off condition is satisfied (ST14). If the forgetting-off condition is satisfied, the headlamp or the vehicle number and the corresponding vehicle image are displayed by the display device 5. The fact that the small lamp is lit is displayed (ST15).

  Thereafter, it is determined whether or not the lighting device is turned off (ST16). If the lighting device is not turned off, the display by the display device 5 is continued as it is. When the illumination device is turned off, the display by the display device 5 is deleted (ST17).

  Therefore, in the present embodiment, image processing is performed on an image of a vehicle parked in the passenger compartment 2 of the parking lot 1 to detect that the lighting device has been forgotten to be turned off and display that the lighting device has been forgotten to be turned off. Since it is made to display on the apparatus 5, it can prevent reliably forgetting to turn off an illuminating device.

  In the first embodiment, the image processing unit 7 performs matching based on the template recorded in the database 9 to identify the lighting position of the lighting device of the vehicle and detect the lighting device. However, it is not always necessary to perform matching using a template, and lighting of the lighting device may be detected based only on the luminance value of the image data.

  In the first embodiment, the vehicle number recognition device 10 and the communication device 11 are provided in the management device 4 so that when the lighting device is forgotten to be turned off, transmission to a mobile phone is performed. The vehicle number recognition device 10 and the communication device 11 may not be provided, and the lighting device may be forgotten to be turned off only by display on the display device 5.

  4 and 5 show a second embodiment of the parking lot management system according to the present invention. As shown in FIG. 4, the parking lot management system according to the present invention includes each compartment of the parking lot 1. 2, a vehicle detection sensor 12 for detecting whether or not the vehicle is parked is installed. The vehicle compartment 2 is provided with a light detector 13 as a detecting means for detecting blinking / lighting of the lighting device at a position corresponding to the lighting device of the parked vehicle.

  As shown in FIG. 5, the management device 4 is configured to receive detection information of each vehicle detection sensor 12 and the light detector 13, and the management device 4 includes a vehicle detection sensor 12. A sensor management unit 14 is provided for determining the lighting state of the lighting device when it is detected that the vehicle is parked in the passenger compartment 2 and the light detector 13 detects that the lighting device of the vehicle is blinking / lighting. It has been.

  In the present embodiment, since the light detector 13 detects blinking / lighting of the illumination device, a database storing various templates necessary for image processing is provided as in the first embodiment. Not.

  Since other configurations are the same as those of the first embodiment, the same parts are denoted by the same reference numerals and the description thereof is omitted.

  Next, the operation of the second embodiment will be described.

  In the present embodiment, the sensor management unit 14 of the management device 4 determines whether or not there is a vehicle in the passenger compartment 2 based on detection information sent from the vehicle detection sensor 12. If it is determined, the light detector 13 detects the state of the illumination device. In addition, as the vehicle detection sensor 14, an ultrasonic sensor, a beam sensor, etc. can be considered.

  Then, based on the result of detecting the state of the lighting device, the forgetting-off determination unit 8 determines whether the lighting is blinking or lit. If it is determined that the lighting is blinking, the hazard of the vehicle It is determined that the lamp is forgotten to be turned off. And when predetermined | prescribed forgetting-off conditions are satisfy | filled, the display apparatus 5 displays that the hazard lamp is blinking with the image and vehicle compartment number of the applicable vehicle. Thereafter, the display by the display device 5 is continued until it is detected that the lighting device is turned off.

  Further, when the forgetting to turn off determining unit 8 determines that the illumination is on, the forgetting to turn off determining unit 8 determines that the headlamp or the small lamp of the vehicle has been forgotten to turn off. Similarly, when a predetermined forgetting-off condition is satisfied, the display device 5 displays that the headlamp or the small lamp is turned on together with the image of the corresponding vehicle and the vehicle compartment number. Thereafter, the display by the display device 5 is continued until it is detected that the lighting device has been turned off.

  Therefore, also in this embodiment, as in the first embodiment, the lighting device is turned off by detecting the blinking / lighting of the lighting device of the vehicle parked in the passenger compartment 2 of the parking lot 1 by the light detector 13. Since forgetting is detected and the display device 5 displays that the lighting device is forgotten to be turned off, it is possible to reliably prevent the lighting device from being forgotten to turn off. Further, in the present embodiment, since image processing is unnecessary, it is possible to prevent the lighting device from being forgotten to be turned off with a simple configuration.

  In addition, this invention is not limited to the said embodiment, A various deformation | transformation is possible based on the meaning of this invention.

It is a schematic structure figure showing a 1st embodiment of a parking lot management system concerning the present invention. It is a block diagram which shows the control structure in 1st Embodiment of the parking lot management system which concerns on this invention. It is a flowchart which shows the operation | movement in 1st Embodiment. It is a schematic block diagram which shows 2nd Embodiment of the parking lot management system which concerns on this invention. It is a block diagram which shows the control structure in 2nd Embodiment of the parking lot management system which concerns on this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Parking lot 2 Car compartment 3 Camera 4 Management apparatus 5 Display apparatus 6 Camera switching part 7 Image processing part 8 Forgetting to erase determination part 9 Database 10 Car number recognition apparatus 11 Communication apparatus 12 Vehicle detection sensor 13 Optical detector 14 Sensor management part

Claims (5)

At least one camera that captures one or more compartments of a parking lot;
Detection means for detecting whether or not the lighting device of the vehicle that has entered the compartment of the parking lot is blinking / lighting, and forgetting-off determination means for determining whether blinking / lighting of the lighting device is forgotten to turn off or not A management device comprising:
When it is determined by the forgetting to turn off determination means that the lighting device has forgotten to be turned off, the display device displays that fact together with the image from the camera,
A parking lot management system characterized by comprising:   2. The parking lot management system according to claim 1, wherein the detection unit is an image processing unit that detects blinking / lighting of the lighting device by performing image processing based on an image captured by the camera. .   The parking management system according to claim 2, wherein the management device includes a database that stores templates necessary for image processing by the image processing means.   2. The parking lot management system according to claim 1, wherein the detection unit is a light detector that is disposed in the vehicle compartment and detects blinking / lighting of a lighting device of the vehicle. The management device includes a vehicle number recognition device that recognizes the vehicle number of the vehicle based on the image data image-processed by the image processing unit;
If the user's mobile phone email address and vehicle number are registered in advance and it is determined that the lighting device of the vehicle has been forgotten to be turned off, the vehicle number recognized by the vehicle number recognition device is registered in advance. A communication device that checks the vehicle number and sends an e-mail to the e-mail address of the corresponding mobile phone,
The parking lot management system according to any one of claims 1 to 4, further comprising:

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