CN107735822B - Violation-inhibiting device and violation-inhibiting system with same - Google Patents

Violation-inhibiting device and violation-inhibiting system with same Download PDF

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Publication number
CN107735822B
CN107735822B CN201680035030.3A CN201680035030A CN107735822B CN 107735822 B CN107735822 B CN 107735822B CN 201680035030 A CN201680035030 A CN 201680035030A CN 107735822 B CN107735822 B CN 107735822B
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traffic
violation
violator
light
image
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CN107735822A (en
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谷口正宏
上野浩辉
森田善之
滝沢光司
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Omron Corp
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Omron Corp
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    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/01Detecting movement of traffic to be counted or controlled
    • G08G1/04Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
    • GPHYSICS
    • G08SIGNALLING
    • G08GTRAFFIC CONTROL SYSTEMS
    • G08G1/00Traffic control systems for road vehicles
    • G08G1/09Arrangements for giving variable traffic instructions
    • G08G1/095Traffic lights

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  • General Physics & Mathematics (AREA)
  • Traffic Control Systems (AREA)

Abstract

The present invention relates to a violation preventing device and a violation preventing system having the same. The violation preventing device (10) is provided with a violation detecting unit (12) and a light irradiation control unit (19) in order to prevent a traffic violation by a traffic violator including a pedestrian or a bicycle rider. A violation detection unit (12) detects a traffic violation person of a pedestrian or a bicycle rider. When a traffic violator is detected by a violation detection unit (12), a light irradiation control unit (19) controls a light irradiation device (27) for irradiating the traffic violator with light.

Description

Violation-inhibiting device and violation-inhibiting system with same
Technical Field
The present invention relates to a violation preventing device for preventing a traffic violation such as a blind signal and a violation preventing system including the same.
Background
In recent years, on roads having pedestrian crossings provided with traffic lights, pedestrians and bicycles are more likely to pass through the roads regardless of red signals, which increases the risk of traffic accidents, and also becomes a factor of traffic congestion due to the obstruction of the traveling of vehicles.
For example, patent document 1 discloses the following apparatus: in order to stop such pedestrians and the like who cannot see the red signal through the road, a traffic violator entering the pedestrian crossing when the red signal is displayed is sensed, and an image of the traffic violator is displayed on a display provided near the traffic signal.
Further, for example, patent document 2 discloses a traffic signal in which three colors of light emitted from the signal are irradiated to a crosswalk.
However, in the device of patent document 1, even if a traffic violator is displayed on the display, the display may not be noticed by the traffic violator, and the effect of suppressing the traffic violation by the traffic violator is not sufficient. In patent document 2, only pedestrians and the like can recognize the color of the traffic signal by using the color displayed not only on the traffic signal but also on the crosswalk. Further, patent document 2 does not specify and notify a traffic violator, and therefore the effect of suppressing a traffic violation is not sufficient.
Documents of the prior art
Patent document
Patent document 1: japanese patent laid-open No. 2003-346280
Patent document 2: japanese patent laid-open No. Hei 10-289395
Disclosure of Invention
The invention provides a violation preventing device capable of improving the effect of preventing traffic violation such as invisible signal and a violation preventing system with the same.
The violation preventing device of claim 1 is used for preventing a traffic violation by a traffic violator including a pedestrian or a cyclist, and includes a violation detecting unit and a light irradiation control unit. The violation detection unit detects a traffic violation person of a pedestrian or a cyclist. The light irradiation control unit controls a light irradiation device for irradiating light to the traffic violator when the traffic violator is detected by the violation detection unit.
Here, for example, in a road having a pedestrian crossing provided with a traffic signal, a traffic violation of a pedestrian, a bicycle, or the like who wants to pass the road without seeing a red signal is detected, and after a traffic violator of the traffic violation is detected, light is irradiated to the traffic violator.
Here, the detection of the traffic violator in the violation detecting unit may be performed based on the image information, or may be performed using a sensing result of a sensor or the like. The light irradiation control unit controls the light irradiation device so as to irradiate the detected traffic violator with, for example, spotlight (spotlight). Further, traffic violators include those who unintentionally violate traffic regulations and those who intentionally violate traffic regulations.
Thus, the traffic violator is put in a situation different from a normal situation by irradiating the traffic violator with light, and the irradiation of the light serves as a warning to the traffic violator.
More specifically, the traffic violator is stimulated by light through the eyes by the irradiation of the light. Thus, the effect of making the traffic violator recognize the violation of the traffic regulation can be improved. Further, for example, a traffic violator irradiated with the condensed light is conspicuous to the surroundings, and thus feels shame. Further, based on the experience of the irradiated light, the traffic violator can control the behavior violating the traffic regulations in the place in the future.
As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
The violation preventing device of claim 2 is further provided with a behavior detecting unit in the violation preventing device of claim 1. The action detection unit detects the movement of the traffic offender. The light irradiation control unit controls the irradiation position of the light from the light irradiation device to the traffic violator so as to follow the movement of the traffic violator detected by the behavior detection unit.
Here, for example, in a road having a pedestrian crossing on which a traffic signal is installed, the movement of a traffic violator who wants to ignore a red signal and pass through the road is detected, and light is irradiated so as to follow the movement of the traffic violator.
For example, a traffic violator cannot escape from the illumination of light as long as the traffic regulations are violated. Thus, the traffic violator feels that the behavior of violating the traffic regulations has been monitored. In addition, since the light is irradiated as long as the traffic regulation is violated, the recognition of the traffic violation by the traffic violator, the shame of the traffic violation, the suppression effect of the repeated traffic violation, and the like can be further improved.
As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
The violation preventing device of claim 3 is further provided with an image acquiring unit in the violation preventing device of claim 2. The image acquisition unit acquires an image obtained by imaging a traffic violator.
Here, for example, in a road having a pedestrian crossing on which a traffic signal is provided, a traffic violator such as a pedestrian or a bicycle who wants to cross the road regardless of a red signal is photographed and an image is acquired.
Here, the image acquired by the image acquiring unit is supplied from an imaging device such as a camera provided on a road having a crosswalk on which traffic signals are provided, for example.
As a result, for example, in a police station or the like, management of traffic violations can be performed based on the image of the traffic violator.
The violation preventing device of claim 4 is further provided with a face detection unit in the violation preventing device of claim 3. The face detection unit detects the position of the face of the traffic violator based on the image acquired by the image acquisition unit, and the light irradiation control unit irradiates light to the face of the traffic violator based on the position of the face of the traffic violator detected by the face detection unit.
Here, for example, the face detection section acquires the position of the face of the traffic violator, and the light irradiation control section irradiates light to the face of the traffic violator.
For example, a traffic violator whose face is illuminated with light may continue to feel light through the eyes as long as the traffic regulations are violated. Here, the eye is the most stimulated part by light, and thus the traffic violator is likely to feel that the behavior violating the traffic regulations is monitored. Therefore, the recognition effect of the traffic violator to the traffic violation, the shame of the traffic violator to the traffic violation, the inhibition effect of the repeated traffic violation and the like can also be improved. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
The violation preventing device according to claim 5 is the violation preventing device according to claim 3, wherein the violation detecting unit detects the presence or absence of a traffic violation without a visual signal, using at least one of the image acquired by the image acquiring unit and control information for controlling a traffic signal captured in the image.
Here, in order to detect a traffic violation such as a blind red signal, for example, at least one of information of an image acquired by the image acquisition unit and control information for controlling a traffic signal captured in the image is used.
Thus, for example, the traffic violation can be detected by combining the color of the traffic signal and an image including a pedestrian crossing a red signal. Further, for example, the traffic violation can be detected by combining control information for controlling a traffic signal and an image including a pedestrian or the like crossing a pedestrian crossing within the time of the red signal indicated by the control information.
The violation preventing device according to claim 6 is the violation preventing device according to claim 5, wherein the image acquiring unit acquires an image including the traffic violator and the traffic signal.
Here, as an image captured by an imaging device such as a camera, for example, an image including a traffic violator and a traffic signal is used.
Since the image includes the traffic violator and the traffic signal, detection and certification of the traffic violation based on the color of the traffic signal are easy to be performed in, for example, a police station. The signal may be a pedestrian signal, for example. In this case, it can be detected that a pedestrian or the like violates the traffic regulation based on the red color of the pedestrian traffic signal taken in the image. Alternatively, the traffic signal may be an automobile traffic signal, for example. In this case, it may be determined that the pedestrian traffic signal having the inverse relationship is red based on that the car traffic signal taken in the image is blue.
The violation preventing device of claim 7 is further provided with an image extracting unit in the violation preventing device of claim 4. The face detection unit detects the orientation of the face of the traffic violator based on the image acquired by the image acquisition unit. The image extracting unit extracts an image obtained by imaging the face of the traffic violator from substantially the front side, based on the orientation of the face of the traffic violator detected by the face detecting unit, from among the plurality of images acquired by the image acquiring unit.
Here, an image of the traffic violator facing the substantially front side is extracted from the image obtained by imaging the traffic violator. The image of the traffic offender facing the front side may be, for example, a state in which the face of the traffic offender faces an image pickup device such as a camera. This makes it possible to obtain substantially the entire face of the traffic violator, and hence the determination of the traffic violator becomes easy.
Further, it is preferable that an imaging device such as a camera and a light irradiation device such as a lamp are provided at substantially the same position. In this case, when the traffic violator is irradiated with light by a lamp or the like, there is a high possibility that the traffic violator looks in the direction of the camera and the lamp. Thus, when the camera photographs the traffic violator while looking at the camera and the lamp, the substantially entire face of the traffic violator can be acquired, and thus the determination of the traffic violator becomes easy.
This makes it easy to detect and establish a traffic violation in, for example, a police station.
In addition, the traffic signal when the traffic violator sees a red signal can be grasped based on the orientation of the face of the traffic violator, for example. Also, in the event that the traffic violator is oblivious to the red signal traversing the road despite the signal at the time the red signal was seen, it may be determined that the traffic violation was intended.
The violation preventing device of claim 8 is further provided with a storage unit in the violation preventing device of claim 7. The storage unit stores the image extracted by the image extraction unit.
Here, the storage unit stores the image extracted by the image extraction unit and obtained by photographing the face of the traffic violator from substantially the front side.
Thus, the storage unit stores only the image most suitable for identifying the traffic violator among the images acquired by the image acquisition unit. This can reduce the storage capacity of the storage unit. In addition, in a police station or the like, the police can efficiently confirm only an image that facilitates identification of a traffic violator without confirming a large number of images when confirming the image.
For example, the storage unit may store the violation detection result in association with at least two of an image including the traffic violator and the traffic signal and a front image of the traffic violator. The violation detection results include, for example: whether a traffic violator is detected, the position of the traffic violator when the traffic violation is detected, the content of the violation, the place of the violation, the date and time of the violation, and the like. Thus, in a police station or the like, the police can easily detect and certify a traffic violation by confirming the associated information.
The violation suppressing device according to claim 9 is further provided with an illuminance determination unit in the violation suppressing device according to any one of claims 1 to 8. The illuminance determination unit determines the ambient illuminance when the traffic violator is detected by the violation detection unit. The light irradiation control unit controls the light irradiation device to irradiate the traffic violator with light when the ambient illuminance detected by the illuminance determination unit is equal to or less than a predetermined threshold value.
Here, for example, when a traffic violator is detected on a road having a pedestrian crossing on which a traffic signal is installed, the illuminance of a space including the road is determined. When the illuminance is equal to or lower than the predetermined threshold value, the light is irradiated to a traffic offender such as a pedestrian or a bicycle who wants to pass through the road regardless of the red signal.
Here, the case where the illuminance is equal to or lower than the predetermined threshold value means a case where the illuminance in the space is low. The illuminance is equal to or lower than a predetermined threshold value, and examples thereof include a case of darkness such as dusk, night, and dawn in which the sun is not raised, and a case of slight darkness.
By irradiating the traffic violator with light in a case where the illuminance is low, the effect of making the traffic violator recognize that the traffic regulation is violated can be improved. Further, since the illuminance is low, the traffic violator irradiated with light is very conspicuous with respect to the surroundings, and thus feels shame. In particular, for example, a traffic violator irradiated with a spotlight is conspicuous with respect to the surroundings, and thus feels more shame. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
A violation preventing device according to claim 10 is the violation preventing device according to any one of claims 1 to 9, wherein the light irradiation control unit controls the light irradiation device so that at least one of an irradiation time of light, a color of light, an irradiation range of light, and an intensity of light is adjusted with respect to the light irradiated to the traffic violator.
Here, the light irradiation condition of the light to be irradiated to the traffic violator is adjusted at least one of the light irradiation time, the light color, the light irradiation range, and the light intensity. The light irradiation conditions may be defined by conditions other than the light irradiation time, the light color, the light irradiation range, and the light intensity, as long as the effect of preventing a traffic violation by a traffic violator can be achieved.
For example, when a traffic violator passes on a pedestrian crossing provided with a traffic signal at the time of a red signal, light is irradiated to the traffic violator throughout the period of the traffic violation. Because the light is always irradiated to the traffic violator, the traffic violator can always recognize that the traffic regulation is violated. Conversely, the traffic violator may be irradiated with light only in a predetermined section. This makes it possible, for example, for a traffic violator to be aware of particularly dangerous areas.
In addition, for example, during a traffic violation, light is irradiated to the traffic violator at a prescribed irradiation interval. For example, a traffic violator is illuminated with a flashing light. Thereby, it is possible to prevent the eyes of the traffic violator from being excessively strongly stimulated.
Further, for example, the irradiation intensity and the irradiation time of the light may be different depending on the section where the traffic violator passes on the pedestrian crossing. Thus, the light stimulation to the traffic violator differs from section to section as compared with the case where the traffic violator is irradiated with monotonous light. This improves the effect of calling the attention of the traffic violator. For example, a traffic violator is irradiated with flickering light at the time of the start of traffic and at the time of the end of traffic on a crosswalk, and is irradiated with light continuously between the start and the end.
Further, for example, a red light may be applied to the traffic violator. Red is typically the color that means prohibition, thus making the traffic violator easy to recognize the traffic violation.
Further, for example, the irradiation range of the light to be irradiated to the traffic violator may be adjusted. For example, the light may be a spot light as if only shining on to a traffic violator. Further, for example, the light may be condensed to irradiate the face and/or body of the traffic violator with light. The traffic violator irradiated with the condensed light is conspicuous with respect to the surroundings and thus feels shame. Thus, the traffic violation person is hesitant to violate or repeatedly violate the traffic regulation, and the traffic violation prevention effect is improved.
Further, for example, the irradiation range of the light may be adjusted so as not to irradiate the traffic violator forward in the traveling direction. Since the traffic violator is not irradiated in front of the traveling direction, it is difficult for the traffic violator to confirm the front of the traveling direction at night, for example. Thus, it is difficult for the traffic violator to continue violating the traffic regulations.
In addition, the intensity of the light may also vary depending on, for example, the length of time the traffic violator violates traffic regulations, i.e., the length of time the violator travels in the red signal. Alternatively, the intensity of the light may also be different depending on the distance the traffic violator violates the traffic regulations, for example. For example, the longer the time of the traffic violation, the greater the intensity of the light that is directed to the traffic violator. Further, for example, the longer the distance of the traffic violation, the stronger the intensity of the light irradiated to the traffic violator. The intensity of light is increased according to the time and distance of traffic violation, so that the traffic violation person is hesitant when violating or repeatedly violating the traffic regulation, thereby improving the effect of traffic violation prevention. Further, the intensity of light may vary depending on the interval or the like, in addition to the length of time and the distance.
In addition, for example, the light irradiation control section controls the intensity of the light in accordance with a time period or illuminance when the traffic violator violates the traffic regulation. For example, the illuminance during the daytime is large, and therefore even if light is irradiated, the traffic violator is difficult to notice. Thereby, the light irradiation control section performs control to enhance the intensity of the light during the daytime. In contrast, the light irradiation control section controls the intensity of light to be weaker than that during daytime, for example, during nighttime.
Further, the traffic violator may be irradiated with light in a color that the traffic violator easily recognizes, for example, according to a time zone or illuminance. For example, since white light is less noticeable during daytime, colored light is irradiated to a traffic violator during daytime.
The violation suppressing device according to claim 11 is further provided with a sound generation control unit in the violation suppressing device according to any one of claims 1 to 10. The sound generation control unit controls a sound generation device that generates a sound to a traffic violator.
Here, for example, in a road having a crosswalk on which a traffic signal is provided, a traffic violator who wants to pass the road without seeing a red signal is irradiated with light and sounded.
This causes the traffic violator who violates the traffic regulation to emit not only light but also sound. Thus, the traffic violator is placed in a situation different from the normal situation, and the light and sound stimulus to the traffic violator becomes a warning to the traffic violator. Specifically, the traffic violator is subjected to light stimulation through the eyes and sound stimulation from the ears by the irradiation of light. Therefore, with their cooperative effect, the effect of making the traffic violator recognize the violation of the traffic regulation can be improved.
More specifically, examples of the light to be irradiated to the traffic offender include light to be irradiated to a crosswalk, light to be intensively irradiated to the traffic offender, and the like. For example, a traffic violator irradiated with a spotlight is conspicuous with respect to the surroundings and thus feels shame. Further, based on the experience of the irradiated light, the traffic violator can control the behavior violating the traffic regulations in the place in the future. Thus, the traffic violation person is hesitant to violate or repeatedly violate the traffic regulation, and the traffic violation prevention effect is improved.
Further, for example, a directional sound may be emitted to the traffic violator as the sound. I.e. e.g. to focus the sound towards the traffic violator. Examples of the sound to be emitted intensively to the traffic violator include a sound that can be heard only by the traffic violator. Examples of the type of sound include a buzzer sound for warning of traffic violations, and a voice. If a sound which can be heard only by the traffic violator is emitted, the traffic violator can reliably hear a sound such as a warning sound. Further, even when a sound is made to the traffic violator, for example, the traffic violator feels that a sound such as a warning sound is heard by people around the traffic violator, and in this case, the traffic violator feels shame. In addition, based on the experience of being alerted by the sound, the traffic violator can be enabled to control the behavior violating the traffic regulations in the location in the future. Thus, the traffic violation person is hesitant to violate or repeatedly violate the traffic regulation, and the traffic violation prevention effect is improved.
The violation preventing system of the 12 th invention includes: the violation deterrent device of any one of claims 1-11; and a light irradiation device for irradiating the traffic violator with directional light by the control of the light irradiation control unit.
Here, the violation preventing system is configured by using the violation preventing device and a light irradiation device that irradiates a traffic violator with light having directivity by control from a light irradiation control unit.
Since the light from the light irradiation device has directivity, the light is intensively irradiated to, for example, a traffic violator. Examples of the light to be intensively irradiated to the traffic violator include light condensing only to the traffic violator. The traffic violator irradiated with the directional light is conspicuous to the surroundings, and thus feels shame. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation. The light having directivity may be irradiated to a part of the body, such as the body or the face, of the traffic violator.
Here, for example, the light irradiation control unit of the violation preventing device may control the light irradiation device so as to irradiate light to the traffic violator following the movement of the traffic violator. In this case, if the light from the light irradiation device has directivity, the light is irradiated to the traffic violator in a concentrated manner and is irradiated to follow the movement of the traffic violator.
Thus, for example, a traffic violator cannot escape the illumination of light as long as the traffic regulations are violated. That is, the traffic violator continuously feels light through the eyes as long as the traffic regulation is violated. The eye is most irritated by light, and thus, a traffic violator is likely to feel that a behavior violating traffic regulations is monitored. In addition, since the light is irradiated as long as the traffic regulation is violated, the recognition of the traffic violation by the traffic violator, the shame of the traffic violation by the traffic violator, the suppression effect of the repeated traffic violation, and the like can be further improved. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
A violation suppressing system according to claim 13 is the violation suppressing system according to claim 12, wherein the light irradiation device is provided in the vicinity of a road having a pedestrian crossing.
Here, the light irradiation device for irradiating light to the traffic violator is provided in the vicinity of a road having a pedestrian crossing on which a violation of a red signal is likely to occur, for example.
Thus, the traffic violators whose invisible red signals pass through the pedestrian crossing can be irradiated with light efficiently. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
The violation preventing system according to claim 14 is the violation preventing system according to claim 12 or 13, wherein the light irradiation device is provided in the vicinity of a pedestrian traffic signal provided on a road having a pedestrian crossing.
Here, the light irradiation device for irradiating light to the traffic violator is provided in the vicinity of a pedestrian traffic signal installed on a road having a pedestrian crossing on which a violation of a red-invisible signal is likely to occur, for example. Here, for example, the pedestrian traffic signal is provided at a position facing the traveling direction of the traffic violator.
Thus, the traffic violators whose invisible red signals pass through the pedestrian crossing can be directly and efficiently irradiated with light. Thus, the traffic violator can really feel the light stimulus. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
The violation preventing system of claim 15 includes: the violation deterrent device of any one of claims 3-8; and an imaging device which is provided on a road having a crosswalk and captures the image acquired by the image acquisition unit.
Here, the violation-preventing system is configured by using the violation-preventing device having the image acquisition unit and an imaging device that is provided on a road having a pedestrian crossing and supplies an image including a traffic violator to the image acquisition unit of the violation-preventing device.
The imaging device is preferably provided on a road having a crosswalk to obtain an image in which, for example, the face of a traffic violator is easily confirmed, and is more preferably provided in the vicinity of a traffic signal provided on the crosswalk.
Thus, for example, a pedestrian or a bicycle passing through can be captured by a camera (image pickup device) provided at an intersection or the like having a crosswalk on which a traffic signal is provided, and the image can be used to identify a traffic violator.
As a result, for example, in a police station or the like, management of traffic violations can be performed based on the traffic violators identified by the present system.
The violation preventing system according to claim 16 includes: the violation preventing device of claim 11; and a sound generation device which is controlled by the sound generation control part to generate sound to the traffic offender.
Here, the violation preventing system is configured by using the violation preventing device having the sound generation control unit and the sound generating device that generates a sound to the traffic violator by the control from the sound generation control unit.
For example, in a road having a crosswalk on which a traffic signal is provided, the sound generating device sounds a traffic violator who wants to cross the road without seeing a red signal.
This causes the traffic violator who violates the traffic regulation to emit not only light but also sound. Thus, the traffic violator is placed in a situation different from the normal situation, and the light and sound stimulus to the traffic violator becomes a warning to the traffic violator. For example, the sound may be a buzzer sound or a voice for warning of traffic violations.
More specifically, the traffic violator is stimulated by light through the eyes by the irradiation of light, and is stimulated by sound from the ears by sound. Thus, the effect of making the traffic violator recognize the violation of the traffic regulation can be improved. Additionally, based on experience with exposure to light or sound, traffic violators may be enabled to control violations of traffic regulations in the premises at a later time. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
The violation preventing system according to claim 17 is the violation preventing system according to claim 16, wherein the sound generating device generates a directional sound to the traffic violator.
Here, for example, in a road having a pedestrian crossing on which a traffic signal is provided, the sound generation device emits a directional sound to a traffic violator who wants to pass the road without seeing a red signal.
The sound from the sound generating device has directivity, and thus, for example, the sound is intensively emitted to a traffic violator. Examples of the sound to be emitted intensively to the traffic violator include a sound that can be heard only by the traffic violator.
The traffic violator warned by the directional sound can reliably hear the sound such as the warning sound. Additionally, based on experience with being exposed to sound, traffic violators may be enabled to control the behavior of violations of traffic regulations in the premises at a future time. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
Further, for example, the sound generation control unit may control the sound generation device so as to generate a sound to the traffic violator in accordance with the movement of the traffic violator. In this case, if the sound from the sound generation device has directivity, the sound is emitted intensively to the traffic violator, for example, and the sound is emitted so as to follow the movement of the traffic violator.
For example, a traffic violator cannot escape the emitted sound as long as the traffic regulations are violated. Thus, the traffic violator feels that the behavior of violating the traffic regulations has been monitored. In addition, since the alarm is issued as long as the traffic regulation is violated, the recognition of the traffic violation, the shame of the traffic violation, the suppression effect of the repeated traffic violation, and the like can be further improved. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
ADVANTAGEOUS EFFECTS OF INVENTION
According to the violation preventing device and the violation preventing system with the same, the traffic violation preventing effect such as invisible signals can be improved.
Drawings
Fig. 1 is a block diagram showing the configuration of a violation deterrent system including a violation deterrent device according to an embodiment of the present invention.
Fig. 2 is a view showing a camera and a lamp provided on a traffic signal and a pedestrian crossing a pedestrian crosswalk without looking at a red signal, which are included in the violation preventing system of fig. 1.
Fig. 3 is a view showing a camera and a lamp provided on a traffic signal and a bicycle in which an invisible red signal crosses a pedestrian crossing, which are included in the violation preventing system of fig. 1.
Fig. 4 is a block diagram showing the configuration of a violation detection unit included in the violation deterrent system of fig. 1.
Fig. 5 is a block diagram showing a configuration of an action detection unit included in the violation deterrent system of fig. 1.
Fig. 6 is a block diagram showing a configuration of an illuminance determination unit included in the violation suppressing system of fig. 1.
Fig. 7 is a data example of the illuminance determination DB included in the illuminance determination unit of fig. 6.
Fig. 8 is a block diagram showing a configuration of a light irradiation control unit included in the violation suppressing system of fig. 1.
Fig. 9A is an example of data of the light irradiation condition DB included in the light irradiation control unit of fig. 8.
Fig. 9B is an example of data of the light irradiation condition DB included in the light irradiation control unit of fig. 8.
Fig. 9C is an example of data of the light irradiation condition DB included in the light irradiation control unit of fig. 8.
Fig. 9D is an example of data of the light irradiation condition DB included in the light irradiation control unit of fig. 8.
Fig. 9E is an example of data of the light irradiation condition DB included in the light irradiation control unit of fig. 8.
Fig. 9F is an example of data of the light irradiation condition DB included in the light irradiation control unit of fig. 8.
Fig. 9G is an example of data of the light irradiation condition DB included in the light irradiation control unit of fig. 8.
Fig. 10 is a view showing a state in which a camera and a lamp provided in a traffic light and a light are irradiated on the face of a pedestrian crossing a pedestrian crosswalk with a blind red signal, which are included in the violation preventing system of fig. 1.
Fig. 11 is a view showing a state in which a camera and a lamp provided in a traffic signal and a pedestrian crossing a pedestrian crosswalk are focused with a blind red signal, which are included in the violation preventing system of fig. 1.
Fig. 12 is a view showing a state in which a camera and a lamp provided on a traffic light included in the violation preventing system of fig. 1 and light are irradiated following the movement of a pedestrian crossing with an invisible red signal.
Fig. 13 is a block diagram showing a configuration of an image extracting unit included in the violation preventing system of fig. 1.
Fig. 14 is a block diagram showing a storage area formed in the storage unit included in the violation suppressing system of fig. 1 and storing each information.
Fig. 15 is a view showing a display screen displayed on a display unit included in the violation suppressing system of fig. 1.
Fig. 16A and 16B are views showing switchable display screens displayed on a display unit included in the violation suppressing system of fig. 1.
Fig. 17 is a diagram showing a display screen for person identification displayed on a display unit included in the violation preventing system of fig. 1.
Fig. 18 is a view showing a configuration of a violation deterrent system including a violation deterrent device according to another embodiment of the present invention.
Fig. 19 is a block diagram showing a configuration of a violation detecting unit included in the violation preventing device of fig. 18.
Fig. 20 is a view showing a configuration of a violation deterrent system including a violation deterrent device according to another embodiment of the present invention.
Fig. 21 is a block diagram showing a configuration of an action detection unit included in the violation preventing device of fig. 20.
Fig. 22 is a view showing a configuration of a violation deterrent system including a violation deterrent device according to another embodiment of the present invention.
Fig. 23A to 23C are views showing examples of installation of a camera and a lamp attached to a traffic signal in a violation preventing system according to still another embodiment of the present invention.
[ description of symbols ]
1: violation deterrent system
10: violation-inhibiting device
11: image acquisition unit
12: violation detection unit
12 a: violation DB (database)
12 b: violation determination unit
13: image extraction unit
13 a: face detection unit
16: storage unit
16 a: image information storage area
16 b: violation detection information storage area
17: display control unit
18: action detection part
18 a: traffic violator extraction unit
18 b: action tracking unit
19: light irradiation control unit
19 a: light irradiation condition DB
19 b: irradiation condition determining unit
20: camera (Camera equipment)
21: display unit
22: violation detection sensor
25: illuminance sensor
26: illuminance determination unit
26 a: illuminance determination DB
26 b: illuminance determination unit
27: lamp (light irradiation device)
28: action detection sensor
30: signal control device
40: signal machine
40 a: red signal
40 b: blue signal
51: violation content display area
52: image display area for determination
54: switching button
60: sound generation control unit
61: loudspeaker (Sound generating device)
101: violation deterrent system
102: violation deterrent system
103: violation deterrent system
112: violation detection unit
112 a: violation DB (database)
112 b: violation determination unit
118: action detection part
120: camera (Camera equipment)
127: lamp (light irradiation device)
A1: pedestrian (traffic violation man)
A2: bicycle rider (traffic violation)
B: bicycle with a wheel
LA, LAa, LAb: light irradiation range
P1-P4: image of a person
S1-S4: display screen
SP: light gathering
Z: pedestrian crossing
Detailed Description
The violation preventing device 10 and the violation preventing system 1 including the same according to an embodiment of the present invention will be described below with reference to fig. 1 to 17.
<1 > construction of violation suppressing system 1 >
In the violation preventing system 1 of the present embodiment, in order to improve the effect of preventing a traffic violation such as a blind signal to a pedestrian, a bicycle, or the like, a light (light irradiation device) 27 is used to irradiate a traffic violation person with light. That is, the violation preventing system 1 of the present embodiment detects a traffic violation by, for example, a pedestrian or a bicycle that wants to pass through a road without seeing a red signal, in the vicinity of a road having a pedestrian crossing Z on which the traffic signal 40 is provided, and detects a traffic violator who violates the traffic violation. In this case the violation deterrent system 1 illuminates the traffic violator with light. This can improve the effect of making a traffic violator who violates a traffic regulation recognize that the traffic regulation is violated. Further, the traffic violator can control the behavior violating the traffic regulation in the place in the future based on the experience of the irradiated light, thereby improving the effect of preventing the traffic violation. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
Therefore, the present violation prevention system 1 is installed, for example, in the vicinity of a road having a pedestrian crossing Z on which a pedestrian traffic signal 40 is installed. More specifically, for example, in the present violation prevention system 1, the violation preventing device 10, the camera 20, the illuminance sensor 25, and the lamp 27 are provided in the vicinity of a road having a crosswalk Z on which the traffic signal 40 is provided. In the violation preventing system 1, the display unit 21 is provided in a police station or the like.
The display unit 21 is provided in the police station or the like, so that the police or the like can confirm an image or the like of a traffic violation when the occurrence of the traffic violation is detected in the present violation preventing system 1. The police or the like may check images extracted in the order described later and determine whether or not the above-described situation is a management target of traffic violation. That is, the present violation preventing system 1 is effective not only for improving the effect of preventing a traffic violation by a traffic violator, but also for supporting a system that can efficiently manage a traffic violation by a police or the like. In actual use, a Personal Computer (PC) or a tablet terminal connected to the violation prevention system 1 is used, and a police or the like manages the violation prevention system by checking a display screen of the PC one by one using a mouse or a keyboard.
Specifically, as shown in fig. 1, the violation preventing system 1 of the present embodiment includes a violation preventing device 10, a camera (image pickup device) 20, a display unit 21, an illuminance sensor 25, and a lamp (light irradiation device) 27.
In the present embodiment, as shown in fig. 2 and the like, a pedestrian traffic signal 40 in which the red signal 40a is displayed in the upper layer and the blue signal 40b is displayed in the lower layer is used for description. In the following description, it is assumed that all traffic signals 40 included in an image are lit on the red signal 40a side.
(violation deterrent device 10)
The violation preventing device 10 of the present embodiment detects a traffic offender such as a pedestrian or a bicycle who wants to pass the road without seeing the red signal 40a on the road of the pedestrian crossing Z having the traffic signal 40 based on the image captured by the camera 20. Based on the detection result, the violation preventing device 10 irradiates the traffic violator with light from the lamp 27. The detailed configuration of the violation preventing device 10 will be described in detail in the following paragraphs.
(Camera 20)
As shown in fig. 2, the camera 20 that supplies an image to the violation suppressing device 10 is attached near the traffic signal 40 for pedestrians (here, the upper part of the traffic signal 40), and photographs a pedestrian a1, whose invisible red signal 40a crosses the crosswalk Z, from the front. At this time, the camera 20 is provided so as to capture an image including the pedestrian a1 crossing the crosswalk Z with the invisible red signal 40a and the traffic signal 40 located at the side or the back of the pedestrian a1 (the red signal 40a is lit).
This makes it possible to obtain an image P1 (see fig. 15 and the like) including the pedestrian a1 in violation of the regulations and the traffic signal 40 when the red signal 40a is lit. Thus, the image P1 can be used as an image for the establishment of a traffic violation regardless of the red signal and for the identification of a traffic violator.
In addition to the pedestrian a1, the camera 20 also photographs the rider a2 of the bicycle B, whose invisible red signal 40a crosses the pedestrian crossing Z, from the front as shown in fig. 3.
Also, the camera 20 continuously captures images of a rider a2 including a pedestrian crossing Z and a pedestrian a1 or a bicycle B crossing the pedestrian crossing Z. Then, the camera 20 transmits the captured image to the image acquiring unit 11 of the violation preventing system 1, which will be described later.
The camera 20 continuously captures images of 5M pixels in 15 frames per second, for example. The image captured by the camera 20 may be a still image captured continuously or may be a moving image. The image capturing by the camera 20 may be continuously performed all the time or may be performed only during a predetermined time period after the traffic violation is detected. Further, the image capturing with the camera 20 may be performed only while the presence of a person in the image capturing area is sensed, regardless of the presence or absence of a traffic violation.
In the present embodiment, as shown in fig. 2 and 3, the cameras 20 are disposed so as to face each other with the crosswalk Z therebetween. Therefore, each camera 20 photographs the pedestrian a1 crossing the pedestrian crossing Z, the rider a2 of the bicycle B, and the like from the front.
Here, as shown in fig. 2 and 3, since the camera 20 is attached to the upper portion of the traffic signal 40, the camera 20 is provided at a position higher than the line of sight of the pedestrian a1, the rider a2 of the bicycle B, or the like.
Thus, the camera 20 can capture the face of the pedestrian a1 or the like crossing the crosswalk Z from slightly above the front, and therefore can obtain an image that is most suitable as an image for specifying a traffic violator.
Here, it is assumed that the pedestrian a1 or the like crossing the crosswalk Z with the invisible red signal 40a confirms the color of the traffic signal 40 before the invisible signal. In the present embodiment, the camera 20 is attached to the traffic signal 40.
Thus, when a traffic violator such as the pedestrian a1 who wants to ignore the signal views the traffic signal 40, the image captured by the camera 20 is in a state in which the traffic violator looks in the direction of the camera 20 (a state in which the face of the traffic violator faces the camera 20).
Thus, since the image is taken in a state where the face of the traffic violator is facing the camera 20, an image most suitable as an image at the time of specifying the traffic violator can be obtained. That is, since substantially the entire face of the traffic violator is photographed in the most appropriate image, the determination of the traffic violator becomes easy. This makes it easy to identify a traffic violator, detect a traffic violation, and establish a certificate in, for example, a police station or the like.
The camera 20 may be installed near the pedestrian crossing Z where the traffic violation is detected, and may acquire images of the traffic offender and the traffic signal 40, and may not necessarily be installed in the traffic signal 40.
(display part 21)
The display unit 21 included in the violation preventing system 1 of the present embodiment is a display device such as a liquid crystal display, for example. The display unit 21 can display traffic violation conditions such as blind signals of pedestrians and bicycles. This allows the administrator of the violation preventing system 1, such as a person involved in a police station or a police company, to confirm the condition of the traffic violation. When the police manages traffic violations such as a blind signal for pedestrians or bicycles, the content (type) of the detected traffic violation, information on the traffic offender, various images, and the like are displayed on the display unit 21.
The display unit 21 is controlled by the display control unit 17 of the violation preventing device 10, which will be described later, to display information related to the traffic violation and the traffic violator, in association with one or more images associated with the information.
The display mode of the display screen of the display unit 21 will be described in detail with reference to fig. 15 to 17.
(illuminance sensor 25)
For example, when a traffic violator is detected on a road having a pedestrian crossing Z on which a traffic signal 40 is provided, the illuminance sensor 25 detects illuminance sensor data of a space including the road. The illuminance sensor 25 has a light receiving element including a photodiode (photodiode), for example. The illuminance sensor 25 converts light incident on the light receiving element into a current value, and acquires illuminance sensor data including, for example, the current value or digital data corresponding to the current value. The illuminance sensor 25 outputs the detection result to the illuminance determination unit 26 of the violation preventing device 10.
Further, the illuminance sensor 25 may operate only in the case where a traffic violator is detected. In this case, the illuminance sensor 25 operates only when the traffic violator is detected from the violation detector 12 described later, and acquires illuminance sensor data such as a current value. Alternatively, the illuminance sensor 25 may be operated to acquire illuminance sensor data such as a current value. In this case, the illuminance sensor 25 need not receive the detection result of the traffic violator from the violation detecting section 12. The light irradiation control unit 19, which will be described later, acquires illuminance (irradiation) when the traffic violating person is detected by the illuminance determination unit 26, and controls the irradiation of light with reference to the illuminance.
In the present embodiment, as shown in fig. 2 and 3, the illuminance sensor 25 is attached to the upper portion of the traffic signal 40, for example, in the same manner as the camera 20. However, the illuminance sensor 25 may be provided in the vicinity of the crosswalk Z where the traffic violation is detected, and is not necessarily mounted on the traffic signal 40. The arrangement position of the illuminance sensor 25 and the camera 20 is not limited to fig. 2 and 3, and the illuminance sensor 25 may be provided, for example, on the side or lower side of the camera 20.
(Lamp 27)
The lamp 27 irradiates light to the traffic violator based on the control of the light irradiation control 19 described later. The lamp 27 irradiates the traffic violator with light indicated by a light irradiation range LA as shown in fig. 2 and 3, for example.
The lamp 27 may be a lamp capable of emitting light of not only a single color such as white light or red light but also light of multiple colors. The lamp 27 may be a variety of light irradiation devices such as a fluorescent lamp, a Light Emitting Diode (LED) lamp, and a halogen lamp.
In the present embodiment, as shown in fig. 2 and 3, the lamp 27 is preferably provided at a position facing the traveling direction of the traffic violator at an intersection having a crosswalk Z on which a traffic signal 40 is provided. For example, the lamp 27 may be provided in the vicinity of the traffic signal 40 provided in the crosswalk Z. This allows, for example, the lamp 27 to directly and efficiently irradiate the traffic violator with light. As a result, the traffic violation person is hesitated to violate the traffic regulation, thereby improving the effect of suppressing the traffic violation. In addition, the traffic violation person can control the behavior violating the traffic regulation in the place in the future, thereby improving the stopping effect of the traffic violation.
However, the lamp 27 may be installed in the vicinity of the crosswalk Z where the traffic violation is detected, and is not necessarily installed in the traffic signal 40. The arrangement positions of the lamp 27, the illuminance sensor 25, and the camera 20 are not limited to fig. 2 and 3, and the lamp 27, the illuminance sensor 25, and the camera 20 may be arranged in a random order. The lamp 27, the illuminance sensor 25, and the camera 20 may be arranged in the lateral direction.
In addition, the lamp 27 may be provided as: the movement of the traffic violator can be performed in accordance with the movement of the traffic violator based on the detection result of the action detecting unit 18 described later. For example, the lamp 27 is movable in the vertical direction, the circumferential direction, and the like. However, the lamp 27 is not necessarily movable, and may be fixed.
<2 > construction of the violation suppressing device 10 >
As shown in fig. 2 and 3, the violation suppressing device 10 of the present embodiment acquires an image captured by the camera 20 and detects a traffic violator (a pedestrian a1 or a rider a2 of a bicycle B) who passes through the pedestrian crossing Z regardless of the red signal 40 a. The violation preventing device 10 controls the lamp 27 to irradiate the traffic violator with light. Namely, the violation deterrent device 10 is configured to: the traffic violation person is hesitated when violating the traffic regulation by detecting the traffic violation such as the invisible red signal and irradiating light to the traffic violation person, thereby improving the effect of stopping the traffic violation. And further for: the traffic violator controls the behavior violating the traffic regulation in the place based on the experience of the irradiated light, thereby improving the effect of stopping the traffic violation.
Specifically, as shown in fig. 1, the violation preventing device 10 includes an image acquiring unit 11, a violation detecting unit 12, an image extracting unit 13, a storage unit 16, a display control unit 17, a behavior detecting unit 18, a light irradiation control unit 19, and an illuminance determining unit 26.
(image acquiring section 11)
The image acquisition unit 11 acquires a plurality of images continuously captured by the camera 20. Then, the image acquiring unit 11 transmits the plurality of images to the violation detecting unit 12, the image extracting unit 13, and the action detecting unit 18. The image acquiring unit 11 may transmit a plurality of images to the storage unit 16.
(violation detecting section 12)
The violation detecting unit 12 selects an image that satisfies a condition necessary for certifying a specific traffic violation such as a blind signal, using the plurality of images received from the image acquiring unit 11. Specifically, the violation detecting unit 12 selects an image including the traffic signal 40 and the image including the pedestrian a1 and the rider a2 of the bicycle B, etc., in which the invisible red signal 40a crosses the pedestrian crossing Z, from among the plurality of images. When selecting an image, one or more images that are most suitable are extracted based on conditions necessary for the establishment of traffic violations, such as the shooting conditions, contents, and sharpness of the images.
Here, in the case of detecting a traffic violation that does not see the red signal, the violation detecting unit 12 may determine whether or not the red signal 40a is lit based on switching information (a traffic signal control signal) of the traffic signal 40, a display of the red signal 40a detected from an image, or the like. The violation detecting unit 12 detects that there is a traffic violation when detecting a traffic violator crossing the crosswalk Z at the time of lighting of the red signal 40 a. Further, the violation detecting part 12 may also determine the location of the traffic violator in the crosswalk Z.
More specifically, for example, a traffic violator with no visual signal may be detected, and the location of the traffic violator and the like may be detected, in the case where the following images are obtained: in one image, the traffic signal 40 in the image is a red signal 40a, and the pedestrian a1 or the rider a2 of the bicycle B enters the pedestrian crossing Z (see fig. 15 and the like).
The violation detecting unit 12 outputs the result of violation detection such as the presence or absence of detection of a traffic violator and the position of the traffic violator at the time of detection of a traffic violation to the light irradiation control unit 19. Further, the presence or absence of detection of a traffic violator may also include the presence or absence of a traffic violation.
The details of the processing for detecting a traffic violation in the violation detecting unit 12 will be described in the following paragraphs with reference to fig. 4.
(action detector 18)
The behavior detection unit 18 detects the behavior of a traffic violator (a pedestrian a1 or a rider a2 of a bicycle B). The action as a traffic violator includes the movement of the traffic violator within the crosswalk Z.
Specifically, the behavior detection unit 18 acquires a plurality of images from the image acquisition unit 11, in which traffic violations such as a blind signal are detected. The behavior detection unit 18 detects the movement of the traffic violator in the pedestrian crossing Z in time series, for example, based on the plurality of images.
The action detection section 18 outputs the action of the traffic violator including the movement of the traffic violator along the time series to the light irradiation control section 19.
In the above, the behavior detection unit 18 detects the behavior of the traffic violator in the crosswalk Z. However, consider also the case where a traffic violator crosses a road outside the crosswalk Z. Thus, the action detection unit 18 can also detect the action of the traffic violator other than the crosswalk Z.
The process of extracting the behavior of the traffic offender by the behavior detection unit 18 will be described in detail in the following paragraphs with reference to fig. 5.
(illuminance determination unit 26)
The illuminance determination unit 26 acquires illuminance sensor data including a current value or digital data corresponding to the current value detected by the illuminance sensor 25. The illuminance determination unit 26 determines illuminance based on illuminance sensor data.
The illuminance determination unit 26 outputs the determined illuminance to the light irradiation control unit 19.
The illuminance determination process in the illuminance determination unit 26 is described in detail in the following paragraphs with reference to fig. 6 and 7.
(light irradiation control section 19)
The light irradiation control unit 19 receives the result of the violation detection such as the presence or absence of the detection of the traffic violator and the position of the traffic violator when the traffic violation is detected from the violation detecting unit 12. The light irradiation control unit 19 controls the lamp 27 so as to irradiate light to the traffic violator (the pedestrian a1 or the rider a2 of the bicycle B) detected in the violation detecting unit 12. Here, for example, the lamp 27 may be a lamp that irradiates a high-directivity focused light to only the traffic violator. Furthermore, the violation detection result may also include the violation content, the violation place, the violation date and time, and the like.
For example, when the light irradiation control unit 19 acquires the presence of a traffic violator from the violation detection unit 12, it controls the lamp 27 to irradiate light into the pedestrian crossing Z. This makes it possible to irradiate a traffic violator who violates a traffic regulation in the crosswalk Z with light.
For example, when the position of the traffic violator is acquired from the violation detecting unit 12, the light irradiation control unit 19 controls the lamp 27 to irradiate light to the traffic violator. Thereby, the light can be irradiated to the traffic violator.
The light irradiation control unit 19 receives movement information of the traffic violator from the movement detection unit 18. The light irradiation control unit 19 controls the lamp 27 to irradiate the traffic violator with light following the movement of the traffic violator.
Further, the light irradiation control unit 19 receives position information of the face of the traffic violator from the face detection unit 13 a. The light irradiation control unit 19 controls the lamp 27 to irradiate the position of the face of the traffic violator with light.
The light irradiation control unit 19 receives ambient illuminance at the time of detecting the traffic violator from the illuminance determination unit 26. The light irradiation control unit 19 controls the lamp 27 to irradiate the traffic violator with light corresponding to the illuminance. For example, the light irradiation control unit 19 controls the lamp 27 to irradiate the traffic violator with light when the ambient illuminance is equal to or lower than a predetermined threshold value.
As described above, the traffic violator is irradiated with light from the lamp 27 under the control of the light irradiation control unit 19. Thus, the traffic violator is placed in a situation different from the normal situation, and the irradiation of the light to the traffic violator becomes a warning to the traffic violator. More specifically, the traffic violator is stimulated by light through the eyes by the irradiation of the light. Thus, the effect of making the traffic violator recognize the violation of the traffic regulation or recognize that someone sees the violation of the traffic regulation can be improved. Further, for example, a traffic violator irradiated with the condensed light is conspicuous to the surroundings, and thus feels shame.
As a result, the traffic violator can be hesitated to violate the traffic regulation, or the behavior violating the traffic regulation can be controlled in the place in the future, so that the effect of suppressing the traffic violation can be improved.
The control process of light irradiation by the light irradiation control unit 19 will be described in detail in the following paragraphs with reference to fig. 8 and 9A to 9G.
(image extracting section 13)
The image extraction section 13 extracts an image most suitable for identifying a traffic violator. Here, the image extracted by the image extracting unit 13 may be, for example, an image obtained by imaging the face of the traffic violator from the front so that the face of the traffic violator can be easily identified. To obtain an image of the front of the face of the traffic violator, the orientation of the face of the traffic violator needs to be detected.
Further, when the light irradiation control unit 19 irradiates the face of the traffic violator with light, it becomes a strong warning to the traffic violator. In order to irradiate the face of the traffic violator with light, it is necessary to detect the position of the face of the traffic violator.
As described above, in order to acquire the orientation of the face and/or the position of the face, the image extraction section 13 has the face detection section 13a as shown in fig. 1.
The face detection unit 13a detects the position of the face and/or the orientation of the face of the traffic violator (the pedestrian a1, the rider a2 of the bicycle B, or the like) included in the plurality of images received from the image acquisition unit 11.
Thus, the image extraction unit 13 can extract an image in a state where the orientation of the face of the pedestrian a1 or the like is directly facing the traffic signal 40 on which the camera 20 is provided, based on the orientation of the face detected by the face detection unit 13 a. The light irradiation control unit 19 may irradiate the face of the traffic violator with light based on the position of the face detected by the face detection unit 13 a.
The detection process of the position and/or orientation of the face by the face detection unit 13a and the extraction process of the optimal image by the image extraction unit 13 will be described in detail in the following paragraphs with reference to fig. 13.
(storage section 16)
The storage unit 16 stores the violation detection result detected by the violation detection unit 12 and the optimum image for violation establishment extracted by the image extraction unit 13 in association with each other. More specifically, the storage unit 16 stores, for example, the detection result of the violation detecting unit 12 in association with at least two of the image including the traffic violator and the traffic signal 40 and the front image of the traffic violator. Here, the detection result of the violation detecting unit 12 indicates the presence or absence of a traffic violator, the position of the traffic violator when a traffic violation is detected, or the like. Thus, in a police station or the like, the police can easily detect and certify a traffic violation by confirming the associated information. Furthermore, the violation detection result may also include the violation content, the violation place, the violation date and time, and the like.
It is preferable that only the certificate of the traffic violation and the image necessary for specifying the traffic violator who violates the traffic violation are transmitted from the violation detecting unit 12 and the image extracting unit 13 to the storage unit 16. Therefore, images irrelevant to traffic violations such as blind signals, unclear images unsuitable for the establishment of traffic violations, images incapable of identifying traffic violators, and the like are not stored in the storage unit 16. This can reduce the storage capacity of the storage unit 16. In addition, in a police station or the like, the police can efficiently confirm only an image that facilitates identification of a traffic violator without confirming a large number of images when confirming the image.
However, the storage unit 16 may store all the images captured by the image extraction unit 13.
The information stored in the storage unit 16 will be described in detail in the following paragraphs with reference to fig. 14.
(display control part 17)
The display control unit 17 controls the display unit 21 to effectively display the information on the traffic violation stored in the storage unit 16, the information on the traffic violator having the traffic violation, and one or more images associated with the information.
<2-1 > processing in the violation detection unit 12 >
The details of the processing of the violation detecting unit 12 will be described below with reference to fig. 4.
As shown in fig. 4, the violation detecting unit 12 includes a violation DB (database) 12a and a violation determining unit 12 b.
As shown in fig. 4, the violation DB 12a stores information on conditions for certifying a traffic violation such as an invisible signal (conditions including an image usable for certification).
Here, the conditions for certifying a traffic violation such as a blind signal include the following information: the image information of the traffic signal 40 on the road having the crosswalk Z on which the camera 20 is installed, the information (signal control signal, etc.) related to the switching of the traffic signal 40, and the like are included.
The condition of the image available for certification means that the content of the image as evidence must satisfy the condition of the detected traffic violation. For example, the following conditions may be considered: the red signal 40a and the pedestrian a1 as a traffic violator are included in one image. Alternatively, when a plurality of images are combined and certified, there are conditions such as: the 1 st image includes a pedestrian a1 who enters the crosswalk Z without seeing the red signal 40a, and the 2 nd image includes a face portion when the pedestrian a1 is shot from the front.
The conditions of the image necessary for the detection of a violation may be set based on laws and the like stipulated in each country, and may be different for each country and each autonomous body.
As shown in fig. 4, the violation determination unit 12b extracts a specific image from the plurality of images (image information) acquired by the image acquisition unit 11 based on the certification condition stored in the violation DB 12 a. The specific image is an image judged to be able to be certified as a traffic violation of the blind signal.
The violation determination unit 12b then checks the extracted image to detect whether or not there is a traffic violation by the pedestrian a1 or the like included in the image. That is, the violation determination unit 12b detects the presence or absence of a traffic violation, a traffic violator of the traffic violation, and the like. At this time, the violation detecting unit 12 may detect whether the traffic signal 40 is a red signal based on the image. Alternatively, the violation detecting unit 12 may detect whether the traffic signal 40 is a red signal based on control information for controlling the traffic signal 40 captured in the image. When the traffic signal 40 is a red signal, the violation detecting unit 12 detects a traffic violator passing on a pedestrian crossing or the like. The signal 40 may be, for example, a pedestrian signal. In this case, it can be detected that a pedestrian or the like violates the traffic regulation based on the red color of the pedestrian traffic signal taken in the image. Alternatively, the traffic signal 40 may be an automobile traffic signal, for example. In this case, it may be determined that the pedestrian traffic signal having the inverse relationship is red based on that the car traffic signal taken in the image is blue.
Further, the violation determination unit 12b may detect the position, violation content, violation place, violation date and time, and the like of the traffic violator when the traffic violation is detected, in addition to the presence or absence of the traffic violation, the presence or absence of the traffic violator which detected the traffic violation, and the like.
The violation determining unit 12b extracts an image P1 (see fig. 15 and the like) suitable for determining a violation as a traffic violation warrant, and transmits the image to the storage unit 16.
As the detection of a traffic violation using an image, for example, a processing area may be set for each function in an image of 500 ten thousand pixels. For example, a region including a traffic signal is set as a red signal sensing processing region, and a region from the vicinity of the stop line of the crosswalk Z to the inside of the crosswalk Z is set as a traffic violator sensing processing region.
In the red signal sensing processing region, a point in time at which the traffic signal 40 becomes the red signal 40a is detected by, for example, image processing, and thus becomes an initiation point when detecting the pedestrian a1 or the bicycle B that does not see the red signal. This allows, for example, the detection of the presence or absence of a traffic violation.
In the traffic violator sensing processing area, a pedestrian a1 or a rider a2 of a bicycle B or the like who does not see the signal crossing the pedestrian crossing Z is detected. Thereby, for example, a traffic violator or the like violating traffic regulations can be detected. Further, various violation information (e.g., number of traffic violators, etc.) may also be collected in the area.
As shown in fig. 4, the violation determination unit 12b outputs the violation detection result (presence/absence of detection of a traffic violator, and the position, violation content, violation place, violation date and time, etc. of the traffic violator when the traffic violation is detected) and the violation detection information (the image P1 for specifying the violation, the information related to the violation content, etc.) to the storage unit 16. The violation determining unit 12b outputs the result of the violation detection to the image extracting unit 13, the action detecting unit 18, and the light irradiation control unit 19.
<2-2 > processing in the action detection unit 18 >
The details of the processing of the behavior detection unit 18 will be described below with reference to fig. 5.
As shown in fig. 5, the behavior detection unit 18 includes a traffic violator extraction means 18a and a behavior tracking means 18 b.
The traffic violator extracting unit 18a acquires a plurality of images (image information) from the image acquiring unit 11 based on the violation detection result acquired from the violation detecting unit 12. Here, the violation detection result in the violation detecting unit 12 means the presence or absence of a traffic violator, the location of the traffic violator when a traffic violation is detected, the content of the violation, the place of the violation, the date and time of the violation, and the like. That is, the traffic violator extracting unit 18a extracts a plurality of images when the traffic violation occurs based on the violation detection result. The plurality of images are preferably images arranged in a time series for the purpose of detecting a sequence of actions by the traffic violator.
In addition, the traffic violator extracting unit 18a extracts a traffic violator from the image based on the image.
Next, the action tracking unit 18b tracks the action of the traffic violator with reference to the plurality of images arranged in time series with respect to the traffic violator extracted by the traffic violator extracting unit 18 a. The action of the traffic violator includes, for example, the movement of the traffic violator.
The behavior tracking means 18b outputs behavior information obtained by tracking the behavior of the traffic offender to the light irradiation control section 19.
<2-3 > processing in illuminance determination unit 26
The details of the processing of the illuminance determination unit 26 will be described below with reference to fig. 6 and 7.
As shown in fig. 6, the illuminance determination unit 26 includes an illuminance determination DB 26a and an illuminance determination unit 26 b.
The illuminance determination DB 26a stores illuminance determination conditions for determining illuminance. Fig. 7 shows an example of the illuminance determination condition stored in the illuminance determination DB 26 a. In the illuminance determination condition of fig. 7, illuminance sensor data (data) in a predetermined range corresponds to illuminance. For example, the illuminance sensor data (data) corresponds to illuminance 1 when the data is 0 or more and less than a.
The illuminance determination unit 26b acquires illuminance sensor data from the illuminance sensor 25, and determines illuminance based on the illuminance determination condition of the illuminance determination DB 26 a. The illuminance determining unit 26b outputs the determined illuminance to the light irradiation control unit 19.
<2-4 > treatment in the light irradiation control section 19 >
The details of the processing of the light irradiation control unit 19 will be described below with reference to fig. 8 and 9A to 9G.
As shown in fig. 8, the light irradiation control unit 19 has a light irradiation condition DB 19a and an irradiation condition determination means 19 b.
The light irradiation condition DB 19a stores light irradiation conditions controlled by the light irradiation control unit 19. The irradiation condition decision unit 19b acquires the violation detection result from the violation detecting unit 12. The irradiation condition determining unit 19b acquires the action information of the traffic violator from the action detecting unit 18, and acquires the illuminance and the like from the illuminance determining unit 26. The irradiation condition determination unit 19b generates light irradiation control information with reference to the violation detection result, the action information, illuminance, and the like of the traffic violator, and the light irradiation condition DB 19 a. The light irradiation control information is control information for the light irradiation control unit 19 to control the lamp 27. The light irradiation control information defines the intensity, color, irradiation time, irradiation range, and action information of the traffic violator of the light irradiated from the lamp 27.
The light irradiation conditions stored in the light irradiation condition DB 19a will be specifically described below. Fig. 9A to 9G show examples of light irradiation conditions, but the light irradiation conditions are not limited to these. For example, the light irradiation condition may be defined according to one or a combination of an irradiation time of light, a color of light, an irradiation range of light, and an intensity of light. The light irradiation conditions may be defined by conditions other than the light irradiation time, the light color, the light irradiation range, and the light intensity, as long as the effect of preventing a traffic violation by a traffic violator can be achieved.
For example, in fig. 9A, the light irradiation condition DB 19A stores light irradiation conditions set by an installer of the violation preventing system 1 or the like in advance. In fig. 9A, as the irradiation conditions, irradiation of light to the entire body of the traffic violator, irradiation of light in the section a, red color of light, and the like are set. In fig. 9A, the irradiation range of light is also defined so as not to irradiate the front of the traffic violator in the traveling direction. Further, in fig. 9A, it is defined that the irradiation direction of the light from the lamp 27 moves in accordance with the action information of the traffic violator. In addition, the light irradiation condition DB 19a stores, for example, light irradiation conditions shown in fig. 9B to 9G.
Further, as the light irradiation condition, a plurality of conditions can be set in combination, but at least one irradiation condition may be set. For example, at least one of the light irradiation time, the light color, the light irradiation range, and the light intensity may be adjusted.
By setting such light irradiation conditions and controlling the lamp 27 by the light irradiation control unit 19, it is possible to make a traffic violator hesitate to violate a traffic regulation, or to control a behavior violating the traffic regulation in the place in the future, thereby improving the effect of suppressing a traffic violation. Examples of various light irradiation conditions are described below.
(shining light on the entire body of the traffic violator)
For example, in the case of irradiating light to the entire body, there is an effect of making the traffic violator recognize that the traffic regulation is violated. In addition, the traffic violator is exposed to the shame by observing the surrounding.
(illuminating a part of the body of a traffic violator)
A part of the body, for example, the face is intensively irradiated with light as shown in fig. 10.
For example, the light irradiation control unit 19 acquires the position of the face of the traffic violator from the face detection unit 13 a. The light irradiation control unit 19 irradiates light to the face of the traffic violator based on the position of the face of the traffic violator detected by the face detection unit 13 a. The traffic violator is subjected to light stimulation through the eyes by the illumination of light, especially to the face. Here, the eye is the most stimulated part by light, and thus the traffic violator is likely to feel that the behavior violating the traffic regulations is monitored. In addition, by the irradiation of light to the face, the face of the traffic violator is more easily observed from the surroundings, and the traffic violator feels shame. Therefore, the recognition effect of the traffic violator on the traffic violation can be improved, and the shame heart of the traffic violator on the traffic violation can be improved. Further, the effect of enabling the traffic violator to control the behavior violating the traffic regulations in the place in the future can be improved. Further, if the light irradiated to the face is the flickering light, it is possible to obtain the effect of preventing the traffic violation of the traffic violator and to prevent the excessive strong stimulation from being given to the eyes of the traffic violator.
(illuminating the traffic violator throughout the traffic violation interval)
For example, in the case where the light is applied to the traffic violator for the entire period of the traffic violation, the light is applied to the traffic violator at all times. Thus, the traffic violator can be made to recognize that the traffic regulation is violated all the time or feel that someone sees his own traffic regulation. In addition, the traffic violator's actions are constantly observed around, and the traffic violator feels shame.
(illuminating the traffic violator in a specific section of the traffic violation)
Conversely, the traffic violator may also be illuminated only in a specific section within the crosswalk Z. This makes it possible, for example, for a traffic violator to be aware of particularly dangerous areas.
(light with adjusted irradiation time for traffic violator)
In addition, the traffic violator may be illuminated with light at regular intervals, for example, during a traffic violation. For example, in the case of irradiating a flickering light to a traffic violator, it is possible to obtain a traffic violation preventing effect on the traffic violator without giving excessively strong stimulation to the eyes of the traffic violator.
(illuminating a traffic violator with colored light)
In addition, for example, a traffic violator may be illuminated with red light. Red is typically the color intended to mean the prohibited color, thus making it easy for a traffic violator to recognize the traffic violation and feel that someone is seeing the traffic violation. However, the light to be irradiated is not limited to red, and may be other colored colors. The light to be irradiated is not limited to color, and may be white.
(light irradiation for traffic offender)
In addition, for example, the irradiation range of light can be adjusted. For example, as shown in FIG. 11, a spotlight may be applied to the traffic violator. The traffic violator irradiated with the spot light SP is conspicuous to the surroundings and thus feels shame.
(illuminating traffic violators with light defining the illumination range)
Further, the irradiation range of the light may be adjusted so as not to irradiate the traffic violator forward in the traveling direction, for example. For example, in the case of fig. 11, since the light beam SP is irradiated, the light beam is not irradiated to the crosswalk Z ahead of the traffic violator in the traveling direction. The traffic violator is not irradiated in front of the traveling direction thereof, and therefore, the traffic violator easily recognizes that the spot light SP is directed toward itself.
(irradiating light according to the information of the traffic violator's behavior)
In addition, the light can be irradiated to the traffic violator following the movement of the traffic violator. As shown in fig. 12, the traffic violator traverses on crosswalk Z moving from left to right in the figure. At this time, the light irradiation control unit 19 drives the lamp 27 so as to follow the movement of the traffic violator. Thus, in fig. 12, the light irradiation range of the light from the lamp 27 is sequentially shifted from LAa to LAb.
More specifically, the light irradiation control unit 19 receives the behavior information including a series of movements of the traffic violator from the behavior detection unit 18. The light irradiation control unit 19 controls the lamp 27 so as to follow the movement of the traffic violator based on the behavior information.
Thereby, the light is irradiated following the movement of the traffic violator. In such a case, the traffic violator cannot escape the illumination of the light as long as the traffic regulations are violated. Thus, the traffic violator feels that the behavior of violating the traffic regulations has been monitored. In addition, since the light is irradiated as long as the traffic regulation is violated, the recognition of the traffic violation by the traffic violator, the shame of the traffic violation, the suppression effect of the repeated traffic violation, and the like are further improved. As a result, hesitation is generated in violation or repeated violation of the traffic regulation, and the effect of suppressing traffic violation can be improved.
Further, the light irradiation control unit 19 acquires the position of the face of the traffic violator from the face detection unit 13 a. The light irradiation control unit 19 irradiates light to the face of the traffic violator based on the position of the face of the traffic violator detected by the face detection unit 13 a. The traffic violator is subjected to light stimulation through the eyes by the illumination of light, especially to the face. Here, the eye is the most stimulated part by light, and thus the traffic violator is likely to feel that the behavior violating the traffic regulations is monitored. In addition, by the irradiation of light to the face, the face of the traffic violator is more easily observed from the surroundings, and the traffic violator feels shame. Therefore, the recognition effect of the traffic violator on the traffic violation can be improved, and the shame heart of the traffic violator on the traffic violation can be improved. Further, the effect of enabling the traffic violator to control the behavior violating the traffic regulations in the place in the future can be improved.
(shining light to traffic violators based on illuminance)
The light irradiation control unit 19 controls the lamp 27 to irradiate light to the traffic violator when the ambient illuminance detected by the illuminance determination unit 26 is equal to or lower than a predetermined threshold value. Specifically, for example, in the light irradiation condition DB 19a, as shown in fig. 9B, the relationship between the illuminance and the presence or absence of light irradiation is defined. In fig. 9B, it is defined that light irradiation is performed when the illuminance is equal to or less than a predetermined threshold value, and light irradiation is not performed when the illuminance is greater than the predetermined threshold value.
Here, the case where the illuminance is equal to or lower than the predetermined threshold value means a case where the illuminance in the space is low. The illuminance is equal to or lower than a predetermined threshold value, and examples thereof include a case of darkness such as dusk, night, and dawn in which the sun is not raised, and a case of slight darkness.
By irradiating the traffic violator with light in a case where the illuminance is low, the effect of making the traffic violator recognize that the traffic regulation is violated can be improved. The traffic violator irradiated with light is very conspicuous with respect to the surroundings because of low illuminance, and thus the traffic violator feels shame. In particular, for example, a traffic violator irradiated with a spotlight is conspicuous with respect to the surroundings, and thus feels more shame. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
(different light is irradiated to traffic violators in each section)
Further, for example, the irradiation intensity and the irradiation time of the light may be different depending on the section where the traffic violator passes on the pedestrian crossing. For example, in the light irradiation condition DB 19a, as shown in fig. 9C, the relationship between the section of the traffic violation and the light irradiation intensity is defined. In the light irradiation condition DB 19a, as shown in fig. 9D, a relationship between a traffic violation section and a light irradiation interval is defined. In fig. 9C and 9D, for example, 1/5 indicates the position 1/5 of the crosswalk Z in its entire length.
For example, in the case of fig. 9C, the light irradiation intensity is higher from the start end to the final end of the crosswalk Z. In the case of fig. 9D, the traffic violator is irradiated with flickering light at the time of the start of traffic and at the time of the end of traffic on the pedestrian crossing, and is irradiated with light continuously between the start time and the end time. Thus, the light stimulation to the traffic violator differs from section to section as compared with the case where the traffic violator is irradiated with monotonous light. This improves the effect of calling the attention of the traffic violator.
(illuminating the traffic violator according to the time or distance of the traffic violation)
Alternatively, the intensity of the light may be dependent on the length of time the traffic violator violates the traffic regulations, i.e., is the red signal 40, for exampleaThe length of time of transit varies. For example, in the light irradiation condition DB 19a, as shown in fig. 9E, the relationship between the time of the traffic violation and the light irradiation intensity is defined. Alternatively, the intensity of the light may also be different depending on the distance the traffic violator violates the traffic regulations, for example. For example, in the light irradiation condition DB 19a, as shown in fig. 9F, a relationship between the length of the traffic violation and the light irradiation intensity is defined.
According to fig. 9E, the longer the time of the traffic violation, the stronger the intensity of the light irradiated to the traffic violator. In addition, according to fig. 9F, the longer the distance of the traffic violation, the stronger the intensity of the light irradiated to the traffic violator. The intensity of light is increased according to the time and distance of traffic violation, so that the traffic violation person is hesitant when violating or repeatedly violating the traffic regulation, thereby improving the effect of traffic violation prevention.
The interval of light irradiation, the color of light, and the like may be different depending on the time, distance, and the like of violation of traffic regulations by a traffic violator.
(irradiating light to traffic violator according to illuminance, etc.)
Further, for example, the light irradiation control section 19 controls the lamp 27 in accordance with a time zone or illuminance when the traffic violator violates the traffic regulation. For example, as shown in fig. 9G, the light irradiation intensity is increased as the illuminance is increased. For example, the illuminance during the daytime is large, and therefore even if light is irradiated, the traffic violator is difficult to notice. Thereby, the light irradiation control section 19 controls the lamp 27 so as to increase the intensity of light during the daytime. In contrast, the light irradiation control section 19 controls the lamp 27 so that the intensity of light is weaker than that in the daytime, for example, in the nighttime period.
Further, the traffic violator may be irradiated with light in a color that the traffic violator easily recognizes, for example, according to a time zone or illuminance. For example, as shown in fig. 9G, the greater the illuminance, the more colored light is irradiated. For example, since white light is less noticeable during daytime, colored light is irradiated to a traffic violator during daytime.
<25 > processing in the image extraction unit 13
The details of the processing of the image extraction unit 13 will be described below with reference to fig. 13.
The image extraction section 13 extracts an image most suitable for specifying a traffic violator from the image information received from the image acquisition section 11 based on the violation detection result from the violation detection section 12. Specifically, the image extracting unit 13 includes a face detecting unit 13a as shown in fig. 13 in order to extract an optimal image.
The face detection unit 13a detects the direction of the face of a traffic violator (such as a pedestrian a1 or a rider a2 of a bicycle B) included in an image in order to extract an optimal image for identifying a person of the traffic violator such as a blind signal.
More specifically, the face detection unit 13a detects the direction of the face of the traffic violator included in the image in which the traffic violation such as the blind signal is detected. In particular, the face detection unit 13a detects whether the face of the traffic violator is facing the front. Thus, the image extracting unit 13 can extract an image obtained by imaging the face of the traffic violator from the front.
The image of the traffic violator facing the front may be, for example, a state in which the face of the traffic violator faces the camera 20. This makes it possible to obtain substantially the entire face of the traffic violator, and hence the determination of the traffic violator becomes easy. In addition, the annunciator 40 can be grasped as to whether the traffic violator sees the red signal 40a based on the orientation of the face of the traffic violator. Also, in the event that the traffic violator disregards the red signal 40a for crossing the road despite the annunciator 40 seeing the red signal 40a, it can be determined that the traffic violation was intended.
Here, the camera 20 and the lamp 27 are preferably provided at substantially the same position. In this case, when the light 27 is irradiated to the traffic violator, there is a high possibility that the traffic violator may look in the direction of the camera 20 and the light 27. Thus, when the camera 20 photographs the traffic violator while looking at the camera 20 and the lamp 27, the substantially entire face of the traffic violator can be acquired, and thus the traffic violator can be easily identified. This makes it easy to detect and establish a traffic violation in, for example, a police station.
Therefore, the image extracting unit 13 excludes an image that cannot be used for specifying a violator, such as an image in a state where a traffic violator such as the pedestrian a1 who has no sight signal walks down or sideways, and extracts only an image that is most suitable for specifying a traffic violator.
The storage unit 16 may store image information most suitable for identifying the traffic violator in association with the result of the detection of the violation detected by the violation detecting unit 12.
Further, the face detection unit 13a detects the position of the face of the traffic violator based on the plurality of images received from the image acquisition unit 11. The face detection unit 13a may acquire a plurality of images arranged in time series from the image acquisition unit 11. Thus, the face detection unit 13a can detect a series of movements of the position of the face of the traffic violator. The face detection unit 13a outputs the position of the face or a series of movements of the position of the face to the light irradiation control unit 19. The light irradiation control unit 19 may irradiate the face of the traffic violator with light based on the position of the face detected by the face detection unit 13a, and the like.
<2-6, information stored in the storage unit 16 >
As described above, in the violation preventing device 10 of the present embodiment, the violation detection result detected by the violation detecting unit 12, the image information extracted by the image extracting unit 13, and the image information acquired by the image acquiring unit 11 are stored in the storage unit 16 in association with each other. Here, the violation detection result in the violation detecting unit 12 means that there are a traffic violator, violation content, violation place, violation date and time, and the like.
The storage unit 16 is a storage means such as a flash memory capable of writing and erasing data, and as shown in fig. 14, includes an image information storage area 16a and a violation detection information storage area 16 b.
The image information storage area 16a stores the image information acquired by the image acquiring unit 11, the image information related to the traffic violation detected by the violation detecting unit 12, the image information extracted by the image extracting unit 13 and most suitable for identifying the traffic violator, and the like.
More specifically, the image information storage area 16a stores, for example, the following image information:
the image information including the traffic signal and the traffic offender acquired by the image acquisition unit 11
The image information including the face of the traffic violator acquired by the image acquisition unit 11
Image information for use in the violation detection unit 12 to certify a traffic violation
The image information most suitable for identifying the traffic violator extracted by the image extraction unit 13.
The violation detection information storage area 16b stores information on the result of violation detection detected in the violation detecting section 12.
<3, display mode in display section 21 >
In the violation preventing system 1 of the present embodiment, various information including the violation detection result acquired from the violation detecting unit 12, and the image necessary for the establishment of the traffic violation and the identification of the traffic violator are stored in the storage unit 16. Further, in the present violation preventing system 1, the display unit 21 such as a liquid crystal display provided in a police station or the like displays various information stored in the storage unit 16.
That is, in the violation preventing system 1, the display of the display unit 21 is controlled so that the police or the like can efficiently manage various information related to the traffic violation and the traffic violator, such as the image for specifying violation P1 and the image for specifying traffic violator P2 stored in the storage unit 16.
Specifically, as shown in fig. 15 to 17, the display unit 21 displays the contents of the traffic violation such as the blind signal, and the images P1 to P4.
The police or the like does not necessarily need to manage the traffic violation by displaying the traffic violation on the display unit 21, and may confirm the traffic violation such as the blind signal of the pedestrian or the bicycle.
<3-1, display example of violation content Using Single display Screen >
Fig. 15 shows the display screen S1 when all the related information of a traffic violation is displayed in one display screen.
As shown in fig. 15, the display screen S1 includes two display areas, for example, a violation content display area 51 and a determination image display area 52.
The violation content display area 51 displays violation content (for example, a red signal is not viewed), a violation place, a date and time of image shooting, and the like. In the present embodiment, as shown in fig. 15, since the two images are used to establish the traffic violation and identify the traffic violator, the year, month, day, and second at the time of capturing each image are described.
In the determination image display area 52, an image for determining the contents of the violation and the traffic violator displayed in the violation content display area 51 is displayed. In the present embodiment, as shown in fig. 15, one image P1 for specifying a violation and one image P2 for specifying a traffic violator are displayed.
The violation determination image P1 shows an image taken so as to include the traffic signal 40 when the red signal 40a is included and the pedestrian a1 who enters the crosswalk Z.
The image P1 obtained by photographing the traffic offender from the front can be easily acquired because the camera 20 is attached to the traffic signal 40 provided on the crosswalk Z or its vicinity.
Thus, the traffic violation of the invisible red signal can be confirmed by one image P1 including the traffic signal 40 in the case of the red signal 40a and the pedestrian a1 in the crosswalk Z.
The image P2 for specifying a traffic violator displays the face portion of the traffic violator in the image of the front face of the traffic violator determined as the blind signal in the image P1 for specifying a traffic violator in an enlarged manner by image processing. Using the image P2, an image containing the face of the front of the traffic violator may be obtained.
As described above, in the violation preventing system 1 of the present embodiment, information (violation content, identification image, other information, and the like) necessary for certifying a traffic violation with a blind signal and identifying a traffic violator who violates the traffic violation can be collectively displayed on the single display screen S1 of the display unit 21.
Thus, the police performing the management of the traffic violation such as the blind signal using the violation preventing system 1 can easily determine whether or not to perform the management of the traffic violation by simply checking the display screen S1 shown in fig. 15. Thus, the police or the like can improve the management efficiency as compared with the conventional management method of traffic violation such as blind signal.
<3-2, example of displaying violation content Using multiple display screens >
Next, fig. 16A and 16B show a display screen S2 and a display screen S3 when the information relating to one traffic violation is displayed on each of the plurality of display screens.
As shown in fig. 15, both the display screen S2 and the display screen S3 have two display areas, i.e., a violation content display area 51 and a specification image display area 52, as in the display screen S1.
The display contents in the violation content display area 51 are the same as those on the display screen S1, and therefore, a detailed description thereof is omitted here.
In the display screen S2, only one image P1 for certifying the violation content displayed in the violation content display area 51 is displayed in the determination image display area 52.
In the present embodiment, as shown in fig. 16A, the traffic violation of the blind signal is certified using one image P1 for specifying a violation, and the image P2 for specifying a traffic violator shown in fig. 16B is displayed by clicking the triangular switching button 54.
When the switch button 54 of "next" is clicked from the display state of the violation determination image P1 shown in fig. 16A, the display screen S3 is displayed.
The image P2 for specifying the traffic violator, which specifies the traffic violator displayed in the violation content display area 51, is displayed in the image display area 52 for specifying the display screen S3. In the present embodiment, as shown in fig. 16B, a traffic violator is identified using one image P2 for traffic violator identification. Then, the previous screen (display screen S2) or the next screen is displayed by clicking the triangular switching button 54 (previous and next) shown in fig. 16B.
Further, the display contents displayed on the next screen include images for specifying the remaining violations, images for specifying traffic violations, and the like, which are information related to the violations.
In addition, for example, in the case of a country or a region where a penalty such as a violation fine is collected for a traffic violation such as an invisible signal, data of a bill of the violation fine for a traffic violator and the like may be displayed as another display screen.
The data of the bill of the violation fine is generated by a violation fine bill generation unit not shown and stored in the storage unit 16. The data of the bill includes a payment amount (fine) and the like.
As described above, in the violation preventing system 1 of the present embodiment, information (violation content, identification image, other information, and the like) necessary for certifying one traffic violation can be displayed on a plurality of display screens of the display unit 21.
Thus, the police performing the management of the traffic violation such as the blind signal using the present violation preventing system 1 can easily determine whether or not the police is the management target of the traffic violation by checking the display screen S2, the display screen S3, and the like shown in fig. 16A and 16B. Thus, the police can confirm only 2 to 3 display screens to confirm the minimum necessary information and images, and therefore, the management efficiency can be improved compared with the conventional management method for traffic violations such as blind signals.
<3-3 example of display screen for specifying traffic offender >
Fig. 17 shows a display screen of various information related to the traffic violation with no visual signal displayed on the display screen S4 of the display unit 21.
Specifically, as shown in fig. 17, the display screen S4 includes two display areas, i.e., the violation content display area 51 and the identification image display area 52, as in the display screens S1 to S3.
The display contents in the violation content display area 51 are the same as those on the display screens S1 to S3, and therefore detailed description thereof is omitted here.
In the determination image display area 52 of the display screen S4, an image P3 including the pedestrian a1 at the moment when the traffic signal 40 is viewed before the crosswalk Z at the time of crossing the red signal 40a and the traffic signal 40 provided on the side of the pedestrian a1, and an image P4 obtained by enlarging the face of the traffic offender in the image P3 are displayed.
Here, it is assumed that the pedestrian a1 or the rider a2 of the bicycle B who wants to ignore the red signal 40a to cross the crosswalk confirms the color of the traffic signal 40 before crossing the crosswalk.
At this time, the pedestrian a1 or the like who confirms the color of the traffic signal 40 faces the camera 20 attached to the traffic signal 40 disposed opposite thereto with the face thereof raised.
Thus, the camera 20 can capture the image at this moment, and capture the face portion of the pedestrian a1 or the like entering the crosswalk Z without seeing the red signal 40a from the front.
Thus, as shown in fig. 17, the camera 20 captures an image at the moment when the color of the traffic signal 40 disposed opposite to the pedestrian a1 who intends to pass the blind red signal 40a through the crosswalk Z is confirmed, whereby an image P3 and an image P4 suitable for identifying a traffic violator can be obtained.
Further, since the image P3 shown in fig. 17 cannot determine whether or not the pedestrian a1 enters the crosswalk Z without seeing the red signal 40a at the time point, it is difficult to establish a traffic violation with a blind signal only by one image P3.
Thus, it is preferable to use the image P3 for the purpose of specifying a traffic violator, and to use the above-described violation specifying image P1 and the like in the license for traffic violation.
That is, when a traffic violation such as a blind signal is detected using the image P1 for specifying a violation, the image extracting unit 13 extracts the image P3 for specifying a traffic violator taken before the image P1 is taken.
Further, as described above, in the case where the image P3 for specifying a traffic violator, which is captured before the image P1 for specifying a violation, or the like, is used after the violation detection of the blinding signal or the like, it is preferable that the camera 20 continuously captures still images or captures moving images.
[ other embodiments ]
While one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the invention.
(A)
In the above embodiment, as shown in fig. 1, the violation preventing system 1 is described by taking an example in which the violation preventing device 10, the camera 20, the display unit 21, and the illuminance sensor 25 are provided. However, the present invention is not limited thereto.
For example, the violation preventing system 1 may be any system as long as it can irradiate light to the traffic violator, and at least one of the camera 20, the display unit 21, the illuminance sensor 25, and the like is not essential.
Specifically, the illuminance sensor 25 and the illuminance determination unit 26 are not essential. Thus, the light irradiation control unit 19 can irradiate the traffic violator with light regardless of the illuminance.
The camera 20, the image acquiring unit 11, and the image extracting unit 13 are not necessary. Thus, the violation detecting unit 12 detects a traffic offender, such as a pedestrian or a bicycle, who wants to pass through the road without seeing the red signal 40a, on the road having the pedestrian crossing on which the traffic signal is provided, based on, for example, another sensor or the like. The action detection unit 18 detects an action including the movement of the traffic violator based on, for example, another sensor or the like. The light irradiation control section 19 receives the detection results thereof. Thus, the light irradiation control unit 19 can irradiate the traffic violator with light without using the detection result obtained by using the image.
The display unit 21 and the display control unit 17 are not essential. That is, the violation preventing system 1 may be any system as long as it can irradiate light to a traffic violator, and the display unit 21 and the display control unit 17 are not necessary when the police need not check traffic violations or the like in a police station or the like.
Additionally, the storage portion 16 of the violation deterrent device 10 is not required. That is, the violation preventing system 1 only needs to irradiate the traffic violator with light, and does not need to store an image and a detection result of the traffic violation for use in, for example, the check of the traffic violation.
The activity detection unit 18 of the violation deterrent device 10 is not required. That is, the violation preventing system 1 may be any system as long as it can irradiate light to the traffic violator, and the behavior detecting unit 18 is not essential. Specifically, the light irradiation control unit 19 may be configured to irradiate the traffic violator with light of at least a part of the traffic violation of the traffic violator, and does not need to irradiate the traffic violator with light while following the behavior of the traffic violator.
(B)
In the above embodiment, the description has been given by taking an example in which the lamp 27 is a light irradiation device that irradiates light to a traffic violator under the control of the light reception irradiation control unit 19. However, the present invention is not limited thereto.
For example, the lamp 27 may be a light irradiation device that irradiates a traffic violator with light having directivity. In this case, for example, in a road having a crosswalk Z on which the traffic signal 40 is provided, the lamp 27 irradiates a traffic violator who wants to pass the road with a blind red signal 40a with light having directivity. The light from the lamp 27 has directivity and thus intensively irradiates light to, for example, a traffic violator. Examples of the light to be intensively irradiated to the traffic violator include light condensing only to the traffic violator.
The traffic violator irradiated with the directional light is conspicuous to the surroundings, and thus feels shame. Further, based on experience of being irradiated with light having directivity, the traffic violator can control the behavior violating the traffic regulations in the place in the future. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation. The light having directivity may be irradiated to a part of the body, such as the body or the face, of the traffic violator.
In the above embodiment, the light irradiation control unit 19 detects the movement of the traffic violator including the movement of the traffic violator from the movement detection unit 18. The light irradiation control unit 19 controls the lamp 27 so as to irradiate the traffic violator with light following the movement of the traffic violator. At this time, when the light from the lamp 27 has directivity, the light is irradiated to the traffic violator in a concentrated manner and is irradiated to follow the movement of the traffic violator, for example.
Thus, for example, a traffic violator cannot escape the illumination of light as long as the traffic regulations are violated. That is, the traffic violator continuously feels light through the eyes as long as the traffic regulation is violated. The eye is most irritated by light, and thus, a traffic violator is likely to feel that a behavior violating traffic regulations is monitored. In addition, since the light is irradiated as long as the traffic regulation is violated, the recognition of the traffic violation by the traffic violator, the shame of the traffic violation by the traffic violator, the suppression effect of the repeated traffic violation, and the like are further improved. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
(C)
In the above embodiment, an example is described in which the detection of a traffic violation and the identification of a traffic violator are performed using an image including a traffic violator (such as the pedestrian a 1) and the traffic signal 40 captured by the camera 20. However, the present invention is not limited thereto.
For example, the detection of a traffic violator may be a violation deterrent system 101 as shown in fig. 18 and 19. Hereinafter, only the portions different from the violation preventing system 1 of the above embodiment will be described.
In the violation preventing system 101, the violation detecting unit 112 receives the signal control signal and the result of the violation detecting sensor 22 to detect a traffic violation such as a blind red signal.
Specifically, as shown in fig. 19, the violation detecting unit 112 receives a traffic signal control signal from the signal control device 30 that controls the traffic signal 40 and a violation detecting sensor sensing result of the violation detecting sensor 22 that senses entry of a pedestrian or the like into a crosswalk.
The violation determination unit 112b refers to a time zone of the red signal that can be confirmed from the annunciator control signal, and detects that the pedestrian or the bicycle or the like enters the pedestrian in the time zone by the violation detection sensor 22Cross-track results, and violation DB 112aThe stored condition of the certificate of (1). Thus, the violation determination unit 112b can detect a traffic violation and a traffic violator who disregard the red signal.
As a method of detecting a violation, a combination of a violation detection based on the image information shown in fig. 1, a violation detection sensor sensing result shown in fig. 18, and a traffic signal control signal may be used.
That is, the most suitable combination can be selected according to the type of traffic violation detected by combining the image from the camera (image pickup device) 20 that acquires the image information, the result sensed by the violation detection sensor 22 in the violation detection sensor, and the traffic signal control signal from the signal control device 30.
Thus, for example, when the traffic violation is difficult to be certified using only the image information, the traffic violation and the traffic violator thereof can be detected by combining the signal control signal and the image information captured in the time slot of the red signal in accordance with the signal control signal.
(D)
In the above embodiment, an example is described in which the movement of a traffic violator including the movement of the traffic violator is detected using an image including the traffic violator (pedestrian a1 or the like) captured by the camera 20. However, the present invention is not limited thereto.
For example, the detection of the action of a traffic violator may be a violation deterrent system 102 as shown in fig. 20 and 21. Hereinafter, only the portions different from the violation preventing system 1 of the above embodiment will be described.
In the violation deterrent system 102, the action detector 118 receives the result of the detection by the action detection sensor 28 and detects the action of the traffic violation. The behavior detection sensor 28 senses movement of the traffic violator within the crosswalk Z and the like, and outputs the result of the sensing by the behavior detection sensor to the behavior detection unit 118. The action detection unit 118 receives the result of the action detection sensor 28 and detects the action of the traffic violator including the movement of the traffic violator.
The action detecting unit 118 may receive the violation detection information from the violation detecting unit 12. In this case, the action detecting section 118 may detect the action of the traffic violator from the result of sensing by the action detecting sensor after the traffic violation is detected, based on the violation detection information.
Further, as a method of detecting the behavior of the traffic violator, the violation detection based on the image information shown in fig. 1 and the result sensed by the violation detection sensor shown in fig. 20 may be used in combination.
That is, the action of the traffic violator may be detected by combining the image from the camera (image pickup device) 20 that acquires the image information and the result of the detection by the action detection sensor in the action detection sensor 28.
Thus, for example, when it is difficult to detect the action of the traffic violator using only the image information, the action of the traffic violator can be detected by combining the result of the detection by the action detection sensor in the action detection sensor 28 and the image from the camera (image pickup device) 20.
(E)
In the violation preventing system 1 of the above embodiment, in order to improve the effect of preventing a traffic violation such as a blind signal to a pedestrian, a bicycle, or the like, a light (light irradiation device) 27 is used to irradiate a traffic violation person with light. However, the present invention is not limited to the use of only the lamp 27.
For example, instead of shining light on the traffic violator, sound may be emitted. Therefore, the violation preventing system 103 shown in fig. 22 includes a sound generation control unit 60 and a speaker (sound generation device) 61 in addition to the violation preventing system 1 of fig. 1. The sound generation control unit 60 controls the speaker 61 to emit a sound to the traffic violator. Hereinafter, only the portions different from the violation preventing system 1 of the above embodiment will be described.
The sound generation control unit 60 receives the result of the traffic violation detection from the violation detection unit 12. The sound generation control unit 60 controls the speaker 61 to output a sound to the traffic violator (the pedestrian a1 or the rider a2 of the bicycle B) detected by the violation detecting unit 12.
The sound generation control unit 60 may receive the action information including the movement of the traffic violator from the action detection unit 18. The sound generation control unit 60 may control the speaker 61 so as to emit a sound to the traffic violator in accordance with the movement of the traffic violator. For example, the sound may be a buzzer sound or a voice for warning of traffic violations.
This causes the traffic violator who violates the traffic regulation to emit not only light but also sound. Thus, the traffic violator is placed in a situation different from the normal situation, and the light and sound stimulus to the traffic violator becomes a warning to the traffic violator.
More specifically, the traffic violator is stimulated by light through the eyes by the irradiation of light, and is stimulated by sound from the ears by sound. Thus, the effect of making the traffic violator recognize the violation of the traffic regulation can be improved. Further, for example, a traffic violator irradiated with the condensed light is conspicuous to the surroundings, and thus feels shame. In addition, the traffic violator, which is warned by sound in such a manner as to be heard by the surroundings, is conspicuous with respect to the surroundings, and thus feels shame. In addition, based on experience with exposure to light and sound, traffic violators can be enabled to control behaviors violating traffic regulations in the location in the future. Further, since the surrounding persons of the traffic violator are hesitant to break the traffic regulation by seeing the treatment to be performed in the case of breaking the traffic regulation, the effect of suppressing the traffic violation can be improved. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
Further, the speaker 61 may emit a directional sound to the traffic violator. Since the sound from the speaker 61 has directivity, the sound can be emitted intensively to, for example, a traffic violator. Examples of the sound to be emitted intensively to the traffic violator include a sound that can be heard only by the traffic violator.
The traffic violator warned by the directional sound can reliably hear the sound such as the warning sound. As a result, the traffic violator can be hesitated to violate or repeatedly violate the traffic regulation, thereby improving the effect of suppressing the traffic violation.
For example, the sound generation control unit 60 may control the speaker 61 so as to emit a sound to the traffic violator in accordance with the movement of the traffic violator. At this time, when the sound from the speaker 61 has directivity, the sound is emitted intensively to the traffic violator, for example, and the sound is emitted so as to follow the movement of the traffic violator.
For example, a traffic violator cannot escape the sound as long as the traffic regulations are violated. Thus, the traffic violator feels that the behavior of violating the traffic regulations has been monitored. In addition, since the alarm is issued as long as the traffic regulation is violated, the recognition of the traffic violation, the shame of the traffic violation, the suppression effect of the repeated traffic violation, and the like can be further improved. As a result, hesitation is generated in violation or repeated violation of the traffic regulation, and the effect of suppressing traffic violation can be improved.
(F)
In the above embodiment, an example is described in which the face detection unit 13a for detecting the orientation of the face of the traffic violator in the image is provided in order to improve the accuracy of specifying the traffic violator. However, the present invention is not limited thereto.
For example, a sensor or the like that detects the actual orientation of the face of the traffic violator in real time instead of the orientation of the face of the traffic violator in the image may be used as the face detection unit.
In this case, when detecting a traffic violator who does not see the red signal, it is sufficient to detect the direction of the face of the traffic violator in real time and transmit the detection result to the camera 20 so that the image can be taken when the direction of the face is facing the camera 20.
This enables the camera 20 to capture an image most suitable for identifying a person, and the violation preventing device 10 can acquire the most suitable image.
In the above embodiment, the face detection unit 13a detects the position of the face of the traffic violator. However, the present invention is not limited thereto. A sensor or the like that detects the position of the actual face of the traffic violator in real time may also be used as the face detection section.
In this case, the light irradiation control unit 19 may acquire the position of the face of the traffic violator from the sensor, and irradiate the face of the traffic violator with light.
(G)
In the above embodiment, an example in which one camera 20 is provided in one imaging range to image a pedestrian or the like is described. However, the present invention is not limited thereto.
For example, a plurality of cameras may be provided for one shooting range (one crosswalk).
In this case, the face portion of the traffic violator can be enlarged and photographed by each camera, and the accuracy of determination of the traffic violator can be improved.
(H)
In the above embodiment, as shown in fig. 2 and 3, an example in which the camera 20 and the lamp 27 are provided above the traffic signal 40 is described. However, the present invention is not limited thereto.
For example, as shown in fig. 23A, a camera 120 and a lamp 127, which are rectangular in plan view, may be provided below the traffic signal 40. As shown in fig. 23B and 23C, the camera 120 and the lamp 127 having the same shape may be provided on the upper portion or the side surface of the traffic signal 40.
(I)
In the above embodiment, the camera 20 and the lamp 27 are mounted on the traffic signal 40. However, the present invention is not limited thereto.
For example, the imaging device such as a camera may be provided on a column or the like different from the traffic signal 40.
Among them, a traffic violator or the like, which is expected to ignore the signal, confirms the color of the traffic signal 40 before crossing the crosswalk. Therefore, if an image is taken at the moment when the traffic violator confirms the color of the traffic signal 40, the face of the traffic violator inevitably faces the camera. In view of the above, the imaging device such as a camera is more preferably provided in the vicinity of the traffic signal.
(J)
In the above embodiment, an example is described in which the traffic violator is identified using an image obtained by photographing the face of the traffic violator with the blind signal from the front. However, the present invention is not limited thereto.
For example, instead of using only an image in which a face is photographed from the front, an image photographed from another angle may be combined with an image photographed from the front to specify a traffic violator.
(K)
In the above embodiment, an example of specifying a traffic offender who cannot see a signal, such as the pedestrian a1 passing through the pedestrian crossing Z on which the traffic signal 40 for pedestrians is installed, or the rider a2 of the bicycle B, has been described. However, the present invention is not limited thereto.
For example, a crossing prohibition violation of a pedestrian or a bicycle crossing a non-traffic signal or a crosswalk and a crossing prohibited road or the like may also be detected and the traffic violator of the violation determined.
In this case, by providing a camera or the like at a place where there are many passers-by to photograph the traffic violator, the traffic violator can be identified as in the above-described embodiment.
(L)
In the above embodiment, an example is described in which a traffic violation of a blind signal of a pedestrian a1, a rider a2 of a bicycle B, or the like is detected and a traffic violator of the traffic violation is identified. However, the present invention is not limited thereto.
For example, other traffic violations such as a two-person ride-together or lane violation, a snap-in traffic violation, a temporary parking violation, etc. of a bicycle may also be detected and a traffic violator determined.
That is, the present invention can be applied to the detection of other kinds of traffic violations and the determination of traffic violators, in compliance with the traffic regulations specified by the country or region.
(M)
In the above embodiment, the explanation is given by taking an example in which the traffic violator is a traffic regulator which intentionally disregards the red signal. However, the present invention is not limited thereto.
For example, a traffic violator may also include an unconscious violator who violates a traffic regulation. In such a case, a traffic violator unconsciously disregarding a red signal or the like can be made aware of the violation of the traffic regulations to avoid the occurrence of a danger.
(N)
In the above embodiment, an example is described in which the illuminance sensor 25 acquires illuminance sensor data and the illuminance determination unit 36 detects illuminance. However, the present invention is not limited thereto.
For example, the illuminance sensor 25 and the illuminance determination unit 26 may be integrated. For example, the illuminance sensor 25 may acquire illuminance sensor data and detect illuminance based on the illuminance sensor data. Further, the ambient illuminance may be detected from the image acquired by the image acquisition unit 11.
(O)
In the above embodiment, an example of irradiating light to one traffic violator is described. However, the present invention is not limited thereto.
For example, the violation detecting part 12 may also detect a plurality of traffic violators. At this time, the violation detecting unit 12 outputs the respective positions of the plurality of traffic violators to the light irradiation control unit 19. Alternatively, the violation detecting unit 12 outputs an area including a plurality of traffic violators to the light irradiation control unit 19. The light irradiation control unit 19 controls the irradiation range of one lamp 27 so as to include a plurality of traffic violators, thereby coping with the plurality of traffic violators.
Alternatively, the light irradiation control unit 19 controls the individual traffic violators to irradiate light at predetermined time intervals using one lamp 27.
Alternatively, a plurality of lamps 27 may be provided. In this case, for example, the light irradiation control unit 19 controls the plurality of traffic violators to irradiate the lights from the lamps 27, respectively.
Industrial applicability
The violation preventing device of the present invention can improve the traffic violation preventing effect of invisible red signals, and therefore, can be widely applied to traffic signals, traffic management systems, and the like installed on main roads and the like.

Claims (13)

1. A violation-deterrent device for deterring traffic violations by traffic violators including pedestrians or cyclists, the violation-deterrent device comprising:
a violation detecting section for detecting a traffic violation person of a pedestrian or a cyclist,
a light irradiation control unit that controls a light irradiation device for irradiating light to the traffic violator when the traffic violator is detected by the violation detection unit,
a behavior detection unit that detects movement of the traffic violator, and the light irradiation control unit controls the irradiation position of the light from the light irradiation device to the traffic violator so as to follow the movement of the traffic violator detected by the behavior detection unit,
an image acquisition section that acquires an image obtained by photographing the traffic violator, an
A face detection unit that detects a series of movements of the position of the face of the traffic violator based on the image acquired by the image acquisition unit and outputs the detected movements to the light irradiation control unit, the light irradiation control unit irradiates the face of the traffic violator with light based on the series of movements of the position of the face of the traffic violator detected by the face detection unit,
the light irradiation control unit controls the light irradiation device so that at least one of the irradiation time of the light, the color of the light, the irradiation range of the light, and the intensity of the light is adjusted with respect to the light irradiated to the traffic violator, and the intensity of the light irradiated to the traffic violator is increased as the time of the traffic violation is longer, and the intensity of the light irradiated to the traffic violator is increased as the distance of the traffic violation is longer.
2. The violation deterrent device of claim 1,
the violation detection unit detects the presence or absence of a traffic violation without a visual signal using at least one of the image acquired by the image acquisition unit and control information for controlling a traffic signal captured in the image.
3. The violation deterrent device of claim 2,
the image acquisition part acquires an image containing the traffic violator and the signal machine.
4. The violation deterrent device of claim 1,
the face detection unit detects the orientation of the face of the traffic violator based on the image acquired by the image acquisition unit,
the violation preventing device further includes an image extracting unit that extracts an image obtained by imaging the face of the traffic violator from the front, based on the orientation of the face of the traffic violator detected by the face detecting unit, from among the plurality of images acquired by the image acquiring unit.
5. The violation deterrent device of claim 4,
the image processing apparatus further includes a storage unit that stores the image extracted by the image extraction unit.
6. The violation deterrent device of any of claims 1-5,
further comprising an illuminance determination unit that determines the illuminance around the traffic violator detected by the violation detection unit,
the light irradiation control unit controls the light irradiation device to irradiate the traffic violator with light when the ambient illuminance detected by the illuminance determination unit is equal to or less than a predetermined threshold value.
7. The violation deterrent device of any of claims 1-5,
the traffic violation information processing device further includes a sound generation control unit that controls a sound generation device that generates a sound to the traffic violation person.
8. A violation deterrent system comprising:
the violation deterrent device of any of claims 1-7, and
the light irradiation device irradiates the traffic violator with directional light under the control of the light irradiation control unit.
9. The violation deterrent system of claim 8,
the light irradiation device is disposed near a road having a crosswalk.
10. The violation deterrent system of claim 8 or 9,
the light irradiation device is provided in the vicinity of a pedestrian traffic signal provided on a road having a pedestrian crossing.
11. A violation deterrent system comprising:
the violation deterrent device of any of claims 1-5, and
and an imaging device that is provided on a road having a crosswalk and that captures the image acquired by the image acquisition unit.
12. A violation deterrent system comprising:
the violation deterrent device of claim 7, and
the sound generation device is controlled by the sound generation control unit to generate a sound to the traffic violator.
13. The violation deterrent system of claim 12,
the sound generating device emits directional sound to the traffic violator.
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