KR101628906B1 - Apparatus and method controlling crosswalk light - Google Patents

Apparatus and method controlling crosswalk light Download PDF

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Publication number
KR101628906B1
KR101628906B1 KR1020150108168A KR20150108168A KR101628906B1 KR 101628906 B1 KR101628906 B1 KR 101628906B1 KR 1020150108168 A KR1020150108168 A KR 1020150108168A KR 20150108168 A KR20150108168 A KR 20150108168A KR 101628906 B1 KR101628906 B1 KR 101628906B1
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KR
South Korea
Prior art keywords
pedestrian
vehicle
information
crosswalk
crossing
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KR1020150108168A
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Korean (ko)
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장영희
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(주)미주
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    • H05B37/0227—
    • F21K9/58—
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S10/00—Lighting devices or systems producing a varying lighting effect
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • H05B37/0209—

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Traffic Control Systems (AREA)

Abstract

The present invention relates to a pedestrian automatic lighting control apparatus and method, and, in accordance with a specific example of the present invention, pedestrian information and pedestrian information on a pedestrian crossing based on vehicle information collected through a camera detecting a vehicle entering a pedestrian crossing It is possible to provide the driver and the pedestrian with the safety of the pedestrian traffic fundamentally by informing the pedestrian using the voice message to inform the pedestrian presence of the vehicle being present and informing the driver that there is a pedestrian on the pedestrian crossing using the flashing light of the vehicle, It is possible to prevent a safety accident on the news in advance and unnecessary power consumption can be reduced compared to an illumination lamp installed on a pedestrian crossing because the light emitting portion provided on the pedestrian crossing is turned off when the pedestrian completes the crossing or is not present.

Description

[0001] APPARATUS AND METHOD CONTROLLING CROSSWALK LIGHT [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a device and a method for controlling a pedestrian automatic lighting, and more particularly, to a pedestrian automatic lighting control device capable of illuminating a pedestrian crossing and a road in order to provide safe driving and walking to a driver and a pedestrian passing through the pedestrian crossing And a technique of the method.

Generally, roads are equipped with pedestrian crossings so that pedestrians can cross the street. Roads including these pedestrian crossings are illuminated at sunset, street lights are turned off at sunrise, and cars and crossing pedestrians So that it can be safely traveled and walked.

However, as described above, since the conventional street light has to be confused with the driver's field of vision, the brightness of the streetlight is comparatively dark, so that a person or an object at a close range can be identified. However, .

In addition, the conventional light for pedestrian crosswalk installed near the crosswalk can be installed on the attachment stand of the vehicle, so that the crosswalk can be directly irradiated vertically or attached to the side of the vehicle pile or gait. Pedestrian traffic accident is likely to occur, and since it is continuously turned on at night, it causes a problem of causing a lot of power consumption.

Accordingly, the present invention proposes a method for preventing a safety accident on a pedestrian crossing by informing a driver of the presence or absence of a pedestrian on the pedestrian crossing and informing the pedestrian of the crossing pedestrian whether or not there is an accessing vehicle.

Korean Patent Publication No. 10-2004-0002374 (Jan. 07, 2004)

SUMMARY OF THE INVENTION The present invention has been made in order to solve the above problems, and it is an object of the present invention to provide a warning message to a pedestrian passing a crosswalk when the vehicle approaches the crosswalk, And a pedestrian automatic lighting control device and method capable of securing safe driving and walking.

It is another object of the present invention to provide a method and apparatus for adjusting the angle and illuminance of an illumination lamp installed on a crosswalk, thereby eliminating a white hole or a black hole phenomenon and a customization of a driver to fundamentally eliminate an accident occurrence rate in a crosswalk And to provide a method and an apparatus for automatically controlling a crosswalk.

According to another aspect of the present invention, there is provided an automatic pedestrian crossing automatic light control apparatus comprising: a pedestrian waiting area in a pedestrian crossing waiting area; Respectively; A central control unit for informing the pedestrian of the presence of a vehicle entering the crosswalk based on the pedestrian information and the vehicle information of the information collecting unit and the pedestrian information to the driver of the entering vehicle; And a pedestrian warning unit for generating a warning message for informing the pedestrian in the pedestrian crossing waiting zone, which is approaching to the pedestrian crossing, under the control of the central control unit, and transmitting the generated warning message to the pedestrian, The pedestrian information processing unit classifies the pedestrian and the general pedestrian waiting in the crossing based on the movement amount and the movement time of the image of the reference frame received from the first camera set and the image of the next frame to generate pedestrian information waiting for the pedestrian crossing, .

Preferably, the information collecting unit may include: a pedestrian detecting module receiving an image collected by a first camera provided in a predetermined area of a pedestrian crossing waiting zone; And a pedestrian waiting pedestrian waiting section for setting a pedestrian waiting waiting interval from the first camera and classifying the waiting pedestrian and the general pedestrian for traversing the road based on the movement amount and the moving time of the video of the reference frame received in the set section and the video of the next frame And a video detection module for generating waiting pedestrian information and transmitting the generated pedestrian information to the central control unit.

Preferably, the pedestrian warning unit includes a light emitting module that receives illumination information from the video sensing module and lights an illumination light installed on a pedestrian crossing according to a control signal of the central control unit; And a voice output module for transmitting the warning information message of the central control unit generated in response to the vehicle information of the vehicle detection unit to the pedestrian in the form of voice. The pedestrian traffic light may be provided at an inner predetermined position, And a diagonal lens is attached to the light emitting module so as to prevent the light from being irradiated in the opposite lane. The light emitting module is provided with dimming control As shown in FIG.

Preferably, the information collecting unit includes a vehicle detecting module that receives an image provided from a second camera that detects a vehicle entering the crosswalk; And an image detection module for generating vehicle information on the pedestrian crossing based on the image of one frame received through the vehicle detection module and transmitting the generated vehicle information to the central control unit.

Preferably, the apparatus further includes a driver warning unit for guiding the presence or absence of a pedestrian in a pedestrian crossing waiting section based on pedestrian information of the pedestrian detecting module, and the central control unit may include a vehicle And the driver warning unit may further include a vehicle blinker that blinks according to the pedestrian information of the pedestrian sensing unit.

The automatic pedestrian crossing automatic lighting control method according to the present invention based on the described apparatus is characterized in that the automatic control method for a pedestrian crossing automatic lighting control method according to the present invention is a method for controlling the pedestrian crossing waiting period, (A) detecting pedestrian information to generate pedestrian information; (B) receiving the pedestrian information from the pedestrian detection unit in the central control unit and lighting the illumination lamp installed on the pedestrian crossing; (C) detecting the vehicle entering the crosswalk from the central control unit using the second camera and generating information of the vehicle approaching the crosswalk; And a control unit.

Preferably, the step (c) further comprises: (d) receiving the vehicle information from the central control unit to generate a warning guidance message to the pedestrian and transmitting the generated warning warning message through the voice output unit; And (e) driving a vehicle blinker provided in a street where the second camera is installed when the pedestrian information is received in the step (d).

As described above, the crosswalk automatic lighting control apparatus and method according to the present invention can be applied to a crosswalk based on vehicle information collected from a camera that detects a vehicle entering a crosswalk with respect to the running direction of the vehicle, By informing the pedestrians of the presence of an accessing vehicle by using a voice message and informing the driver of the presence of the pedestrian on the pedestrian by using the flashing light of the vehicle, it is possible to secure the safety of the pedestrian to the driver and pedestrians fundamentally, Safety accidents on the press can be prevented in advance.

In addition, the apparatus and method for automatically controlling a crosswalk automatic lighting system can adjust the angle and the illuminance of an illumination light installed on the crosswalk, thereby eliminating the operator's white hole or black hole phenomenon and customization, thereby fundamentally reducing the accident occurrence rate in the crosswalk for driving and walking It has an advantage that it can be removed.

In addition, the automatic pedestrian automatic lighting control apparatus and method can reduce unnecessary power consumption compared to a conventional lighting system provided on a pedestrian crossing because the pedestrian has completed the crossing operation or the lighting system installed on the pedestrian crossing is turned off.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate preferred embodiments of the invention and, together with the description of the invention given below, serve to further understand the technical idea of the invention. And should not be construed as limiting.
BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a diagram showing a configuration of a crosswalk automatic lighting control apparatus according to an embodiment of the present invention; FIG.
2 is a view showing a detailed configuration of an information collecting unit of a pedestrian automatic lighting control apparatus according to an embodiment of the present invention.
3 is a view showing a detailed configuration of a pedestrian warning unit of the pedestrian automatic lighting control apparatus according to the embodiment of the present invention.
FIG. 4 and FIG. 5 are views showing a wireless communication state of a pedestrian automatic lighting control apparatus according to an embodiment of the present invention.
6 and 7 are diagrams showing the light distribution angles of the illumination lamp and the illumination lamp of the crosswalk automatic lighting control apparatus according to the embodiment of the present invention.
FIG. 8 is a diagram showing a state in which an illuminating lamp and a vehicle blinking lamp of a crosswalk automatic lighting control apparatus according to an embodiment of the present invention are lit.
9 is a view showing pedestrian detection of a pedestrian automatic lighting control apparatus according to an embodiment of the present invention.
10 is a flowchart illustrating a process of controlling a pedestrian automatic lighting according to an embodiment of the present invention.

Specific features and advantages of the present invention will become more apparent from the following detailed description based on the accompanying drawings. Prior to this, terms and words used in the present specification and claims are to be interpreted in accordance with the technical idea of the present invention based on the principle that the inventor can properly define the concept of the term in order to explain his invention in the best way. It should be interpreted in terms of meaning and concept. It is to be noted that the detailed description of known functions and constructions related to the present invention is omitted when it is determined that the gist of the present invention may be unnecessarily blurred.

FIG. 1 is a view showing a configuration of a crosswalk automatic lighting control apparatus according to an embodiment of the present invention, FIG. 2 is a view showing a detailed configuration of the information collecting unit shown in FIG. 1, 4 and 5 are views showing a communication network between the collected image sensing module and the central control unit of the information collecting unit shown in FIG. 1, and FIGS. 6 and 7 are views showing a detailed configuration of the pedestrian warning unit, FIG. 8 is a view showing the state of a road by lighting the illumination lamp shown in FIG. 1. FIG. 8 is a view showing a detailed configuration of a light distribution angle and an illumination lamp of the crosswalk illumination light L1 shown in FIG.

1, the automatic pedestrian crossing light control apparatus according to the embodiment of the present invention includes a pedestrian automatic light control apparatus for pedestrian crossing based on vehicle information collected through a camera for detecting a vehicle entering a pedestrian crossing and pedestrian image information obtained from a pedestrian crossing waiting section The presence or absence of a vehicle approaching the sidewalk is informed to the pedestrian using a voice message and the driver is informed of the presence of a pedestrian on the pedestrian crossing using a vehicle flashing light. A central control unit 30, a pedestrian warning unit 50, and a driver warning unit 50. [

2, the information collecting unit 10 includes a pedestrian detecting module 12 for obtaining a pedestrian image in a predetermined pedestrian crossing waiting interval using the first camera 11, And a vehicle detection module (14) for receiving the image collected through the second camera (13) for detecting the vehicle.

4 and 5, the first camera 11 is provided in the crosswalk waiting zone so as to be capable of collecting images of the pedestrian, and the second camera 13 is provided in the vehicle for entering the crosswalk May be provided to collect images.

The pedestrian crossing information collecting unit 10 is provided in the pedestrian crossing waiting section through the pedestrian detecting module 12 and collects images of the pedestrian and enters the pedestrian crossing based on the image of one frame obtained through the vehicle detecting module 14 The pedestrian detection module 12 may further include an image detection module 15 for generating vehicle information and transmitting the generated vehicle information to the central control unit 30, The pedestrian information indicating the presence of the waiting pedestrian is generated by separating the waiting pedestrian and the general pedestrian to cross the road based on one of the movement amount and the moving time of the image of the reference frame obtained in the next frame, 30, respectively.

Although the pedestrian detection module 12 and the vehicle detection module 14 are separately provided for the convenience of explanation in the embodiment of the present invention as an example, It may be provided in the detection module 14 or in the central control unit 30, but the present invention is not limited to this.

4 and 5, at least one of the vehicle information and the pedestrian information of the video detection module 15 is transmitted to the central control unit 30 using a wireless communication method such as Wi-Fi. That is, to transmit vehicle information and pedestrian information of about 2G in real time, it is proper to use a wireless communication network using a frequency band of 5 GHz, but the present invention is not limited thereto.

In the embodiment of the present invention, for convenience of explanation, the first camera 11 for detecting a vehicle entering the crosswalk and the second camera 13 for acquiring images of a pedestrian waiting in a predetermined pedestrian crossing waiting zone It is to be understood that the present invention is not limited thereto.

Based on the received vehicle information and the pedestrian information, the central control unit 30 generates an alarm guide message for providing the pedestrian with the presence of a vehicle approaching the pedestrian crossing, and based on the received pedestrian information, And to generate a control signal for turning on the light source.

The pedestrian warning unit 50 includes a voice output unit 51 for outputting a warning message of the central control unit 30 through a speaker and a pedestrian illumination lamp L1 as a control signal of the central control unit 30. [ And a light emitting module 53 for converting the driving signal into a driving signal for driving.

Accordingly, the pedestrian can recognize the presence of the vehicle approaching the pedestrian crossing, and can walk on the pedestrian protection, and the pedestrian can safely walk the pedestrian crossing due to the lighting of the pedestrian crossing light L1.

As shown in FIGS. 6 and 7, the crosswalk illumination lamp L1 is provided at an internal predetermined position, and the corner of the PCB is folded, and a square lens is attached to prevent light from being irradiated in the opposite lane.

On the other hand, the light emitting module 53 may be provided to control the supply of a control signal received in conjunction with the period of the signal lamp provided on the pedestrian crossing to the pedestrian traffic light L1.

In addition, the light emitting module 53 may be provided to control illuminance through dimming control, which changes the brightness of the pedestrian traffic light L1 according to the brightness of surrounding light when a control signal of the central control unit 30 is received, Accordingly, the driver's white hole, black hole phenomenon, and ignition can be eliminated due to lighting of an existing lighting.

On the other hand, a separate illuminance sensor is provided on one side of the street where the crosswalk light L1 is installed, and the light emitting module 53 receiving the output signal of the illuminance sensor distinguishes the day and night based on the output signal of the received illuminance sensor It is possible to prevent the control signal of the central control unit 30 from being supplied to the pedestrian traffic lights L1 during the daytime.

That is, as shown in FIGS. 8 and 9, the road on which the crosswalk light L1 is lighted is focused on the pedestrian waiting in the crosswalk, so that the pedestrian can walk safely and the driver can easily identify the pedestrian do.

The central control unit 30 may be provided to receive the pedestrian information of the pedestrian detection module 12 and generate an operation signal for operating the vehicle blinking light L2 provided in the street where the second camera 13 is installed.

Also, the driver warning unit 70 may be provided to transmit an operation signal of the central control unit 30 to the vehicle blinking lamp L2, and the vehicle blinking lamp L2 which receives the operation signal is driven. Therefore, the driver in the direction where the crosswalk is located can know whether or not the pedestrian exists on the crosswalk.

According to this configuration, the image collected through the first camera 11 of the information collecting unit 10 is transmitted to the pedestrian detecting module 12, and the pedestrian detecting module 12 detects the image of the first camera 11 Pedestrian information indicating the presence of a pedestrian waiting in a predetermined pedestrian crossing waiting period, and transmits the generated pedestrian information to the central control unit 30.

On the other hand, the image collected through the second camera 13 of the information collection unit 10 is transmitted to the vehicle detection module 14 and the vehicle detection module 14 accesses the crosswalk based on the image of the second camera 13 And transmits the generated vehicle information to the central control unit 30.

The central control unit 30 generates a warning guidance message for informing the pedestrian in the pedestrian crossing waiting area of existence of a vehicle approaching to the pedestrian crossing based on the vehicle information and the pedestrian information, And the sound output module 51 converts the received warning message into an audio form and transmits the sound to the speaker provided at one side of the crosswalk light L1. Accordingly, pedestrians who are walking on the pedestrian crossing can walk safely to the vehicle approaching the pedestrian crossing, so that pedestrian crossing safety accidents can be prevented in advance.

The central control unit 30 also generates a control signal for lighting the pedestrian traffic light L1 based on the pedestrian information and transmits the control signal to the light emission control module 53. The light emission control module 53 transmits the control signal to the pedestrian crossing And switches to the drive signal of the illumination lamp L1 to transmit it to the crosswalk illumination lamp L1. Accordingly, since the crosswalk light L1 is turned on only when the pedestrian of the crosswalk is walking, the power consumption due to the light of the crosswalk can be reduced.

On the other hand, based on the pedestrian information, the central control unit 30 generates an operation signal for operating the vehicle blinker L2 of the driver warning unit 70 when the pedestrian is waiting in the pedestrian crossing waiting zone. The generated operation signal is operated by the vehicle blinker (L2) provided at a predetermined position in the circumference where the second camera (13) is installed. Accordingly, the driver of the vehicle entering the crosswalk can inform the driver that the pedestrian is moving on the crosswalk based on the operational state of the blinking light L2, so that the driver can perform the defense operation against the pedestrian.

Based on the vehicle information collected through the camera detecting the vehicle entering the crosswalk, the presence of the vehicle approaching the crosswalk is informed to the pedestrian by voice message, and the driver is informed by the vehicle blinker (L2) A description will be given with reference to FIG. 5 of a series of processes for notifying that there is a pedestrian on the road.

FIG. 10 is a flowchart showing an operation procedure for the pedestrian automatic lighting control apparatus shown in FIG. 1, and the pedestrian automatic lighting control process according to another embodiment of the present invention will be described with reference to FIG.

First, based on the image received through the first camera 11, the pedestrian detecting module 12 generates the waiting pedestrian information in the waiting section of the pedestrian crossing, transmits the waiting pedestrian information to the central control unit 30, The vehicle detection unit 14 generates vehicle information that is approaching to the pedestrian crossing and transmits the vehicle information to the central control unit 30 (S1, S2).

The pedestrian information is classified into a waiting pedestrian and a general pedestrian for traversing the road based on one of the movement amount and the movement time of the image of the reference frame obtained within the predetermined pedestrian crossing waiting interval through the first camera and the image of the next frame And the vehicle information is information indicating whether the vehicle enters the crosswalk based on the image of one frame obtained through the second camera.

When the pedestrian information and the vehicle information are received, the information control unit 30 generates a driving signal to turn on the pedestrian traffic light L1, generate an alert message, and transmit it to the speaker through the audio output unit 51 Pedestrians located in the crosswalk waiting zone are guided audibly to the presence of a vehicle entering the crosswalk (S4, S5, S6).

Then, the central control unit 30 generates an operation signal for driving a vehicle blinker (L2) provided in a street in which the camera is installed to guide a vehicle entering the crosswalk to the presence of a pedestrian in a crosswalk waiting zone, To the vehicle flashing light L2 (S7).

In the embodiment of the present invention, for example, a crosswalk light is illuminated in the presence of a pedestrian and a vehicle flashing light is illuminated in a vehicle entering the crosswalk. However, the crosswalk illumination can be controlled by distinguishing between daytime and nighttime In addition, the control can be performed in conjunction with the cycle of the pedestrian traffic signal, and the illumination can be varied through the dimming control, and the light can be prevented from being irradiated to the opposite lane by using the quasi-substrate and the square lens.

Accordingly, the presence or absence of a vehicle entering the pedestrian crossing based on the vehicle information collected through the second camera (13) detecting the vehicle entering the pedestrian crossing when the pedestrian waits on the pedestrian crossing is detected using the voice message And informs the driver that there is a pedestrian on the pedestrian crossing using the flashing light (L2), thereby making it possible to secure the safety of the pedestrian to the driver and the pedestrian and to prevent the safety accident on the pedestrian crossing .

In addition, it is possible to control the illuminance of the crosswalk lights according to presence or absence of pedestrians, thereby eliminating the driver's white hole or black hole phenomenon due to the lighting of the existing lighting lamp and the accident occurrence rate in the crosswalk for driving and walking .

In addition, the pedestrian automatic lighting control device can reduce unnecessary power consumption compared to the lighting lamp provided on the existing pedestrian crossing because the pedestrian completed or crossed the pedestrian crossing light is turned off.

Based on the vehicle information collected by the camera that detects the vehicle entering the pedestrian crossing within the pedestrian crossing, the presence of the vehicle entering the pedestrian crossing is informed to the pedestrian by voice message and the driver is informed By informing the pedestrians on the crosswalk, it is possible to secure the safety of the pedestrian to the driver and the pedestrian fundamentally, to prevent a safety accident on the pedestrian crossing, and to prevent the driver from having a white hole or a black hole The present invention relates to an apparatus and method for automatically controlling a pedestrian automatic lighting apparatus capable of eliminating the occurrence rate of incidents in a pedestrian crossing against driving and walking by eliminating a phenomenon and a complaint, And may be applied to the market, It is an invention that is industrially usable because it has enough possibilities of business and is able to carry out clearly in reality.

Claims (9)

An information collecting unit for generating pedestrian information and vehicle information, respectively, based on images collected from a camera detecting a pedestrian waiting in a pedestrian crossing waiting zone or a vehicle entering a pedestrian crossing;
A central control unit for informing the pedestrian of the presence of a vehicle entering the crosswalk based on the pedestrian information and the vehicle information of the information collecting unit and the pedestrian information to the driver of the entering vehicle;
And a pedestrian warning unit for generating a warning message for informing the pedestrian in the pedestrian crossing waiting zone to the presence of the vehicle approaching to the pedestrian crossing according to the control of the central control unit,
The information collecting unit,
A pedestrian detecting module for receiving an image collected by a first camera provided in a predetermined area of a pedestrian crossing waiting zone;
A vehicle detection module that receives an image provided from a second camera that detects a vehicle entering a crosswalk;
A pedestrian waiting pedestrian waiting section is set from the first camera, and the waiting pedestrian and the general pedestrian are classified to traverse the road based on the movement amount and the moving time of the video of the reference frame received in the set section and the video of the next frame, And a video detection module for generating vehicle information to enter the pedestrian crossing based on the pedestrian information and the image of one frame received through the vehicle detection module and transmitting the generated vehicle information to the central control unit,
The pedestrian warning unit
A light emitting module for receiving a vehicle information from the vehicle detection module and lighting a crosswalk light installed on a crosswalk in accordance with a control signal of the central control unit; And
A voice output module for receiving a warning information message of the central control unit and generating voice information to the pedestrian by receiving the vehicle information of the vehicle detection unit; / RTI >
The light emitting module is provided at a predetermined position in the interior, and is provided with an angle to the PCB substrate to attach a square lens to prevent light from being irradiated in the opposite lane, and the number of light emitting devices can be changed according to the environment of the installation area,
Wherein the crosswalk illumination lamp is controlled to be able to distinguish daytime and nighttime by means of an illuminance sensor installed on one side of the backlit.
delete delete delete The light emitting module according to claim 1,
The illuminance can be controlled in accordance with the situation of the scene through a dimming control circuit which can change the brightness of the light of the crosswalk according to the presence or absence of the streetlight around the crosswalk when the control signal is received. controller.
delete The apparatus according to claim 1, wherein the pedestrian automatic lighting control device
Further comprising a driver warning section for guiding the presence or absence of a pedestrian in a pedestrian crossing waiting section based on pedestrian information of the pedestrian detecting module,
The central control unit
Wherein the controller is configured to generate an operation signal for driving a vehicle blinker provided in a street where the camera is installed based on the pedestrian information.
delete delete
KR1020150108168A 2015-07-30 2015-07-30 Apparatus and method controlling crosswalk light KR101628906B1 (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106871074A (en) * 2017-03-09 2017-06-20 福建捷联电子有限公司 LED lens with leading note function
KR102183160B1 (en) 2019-12-17 2020-11-26 주식회사 아보네 Apparatus of displaying crosswork information using smart lighting
KR20230142174A (en) 2022-04-01 2023-10-11 주식회사 네모엘텍 Underground light used smart crosswalk notice system and its mehtod

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040002374A (en) 2002-06-27 2004-01-07 이영일 Warning and lighting apparatus for pedestrian crossing zone
KR100916632B1 (en) * 2008-10-20 2009-09-08 군산시 Traffic safety system on crosswalk for provide the automatic safety information to pedestrians and vehicles using the camera
KR101117071B1 (en) * 2011-05-26 2012-02-22 박상현 Energy saving apparatus for crosswalk safty lighting adaptively according to various conditions
KR101408029B1 (en) * 2013-02-15 2014-06-19 주식회사 온텍시스템 Crosswalk Safety System And Operation Method Thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20040002374A (en) 2002-06-27 2004-01-07 이영일 Warning and lighting apparatus for pedestrian crossing zone
KR100916632B1 (en) * 2008-10-20 2009-09-08 군산시 Traffic safety system on crosswalk for provide the automatic safety information to pedestrians and vehicles using the camera
KR101117071B1 (en) * 2011-05-26 2012-02-22 박상현 Energy saving apparatus for crosswalk safty lighting adaptively according to various conditions
KR101408029B1 (en) * 2013-02-15 2014-06-19 주식회사 온텍시스템 Crosswalk Safety System And Operation Method Thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106871074A (en) * 2017-03-09 2017-06-20 福建捷联电子有限公司 LED lens with leading note function
KR102183160B1 (en) 2019-12-17 2020-11-26 주식회사 아보네 Apparatus of displaying crosswork information using smart lighting
KR20230142174A (en) 2022-04-01 2023-10-11 주식회사 네모엘텍 Underground light used smart crosswalk notice system and its mehtod

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