KR20130112173A - Apparatus for safety of cross walks - Google Patents

Apparatus for safety of cross walks Download PDF

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Publication number
KR20130112173A
KR20130112173A KR1020120034360A KR20120034360A KR20130112173A KR 20130112173 A KR20130112173 A KR 20130112173A KR 1020120034360 A KR1020120034360 A KR 1020120034360A KR 20120034360 A KR20120034360 A KR 20120034360A KR 20130112173 A KR20130112173 A KR 20130112173A
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KR
South Korea
Prior art keywords
pedestrian
traffic
traffic light
crosswalk
signal controller
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Application number
KR1020120034360A
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Korean (ko)
Inventor
신상희
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신상희
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Priority to KR1020120034360A priority Critical patent/KR20130112173A/en
Publication of KR20130112173A publication Critical patent/KR20130112173A/en

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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
    • E01F13/02—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions free-standing; portable, e.g. for guarding open manholes ; Portable signs or signals specially adapted for fitting to portable barriers
    • E01F13/022—Pedestrian barriers; Barriers for channelling or controlling crowds
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/005—Traffic control systems for road vehicles including pedestrian guidance indicator
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/07—Controlling traffic signals
    • G08G1/075—Ramp control
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Traffic Control Systems (AREA)
  • Road Signs Or Road Markings (AREA)

Abstract

PURPOSE: A crosswalk safety device is provided to prevent traffic accidents of pedestrians by preventing the malfunction of the crosswalk safety device caused by the malfunction of a traffic light by using a crosswalk signal controller. CONSTITUTION: A traffic signal controller (13) is composed of a main control unit (130) turning on or off a lamp of a traffic light (10) with a set program and a traffic light operating unit (131) turning on or off a traffic light (15) for pedestrians by controlling a crosswalk signal controller (14). The crosswalk signal controller controls a pedestrian traffic light operating unit (142) through a control unit (141) to turn on or off the traffic light for pedestrians in order to implement smooth traffic and crossing. [Reference numerals] (10) Traffic light; (13) Traffic signal controller; (130) Signal main control unit; (131) Traffic light operating unit; (141) Control unit; (142) Pedestrian traffic light operating unit; (143) Safety line detecting unit; (144) Guide alarming unit; (145) Traffic light breakdown detecting unit; (146) Toll bar operating unit; (15) Pedestrian traffic light; (18) Toll bar; (20) Speaker/buzzer

Description

Pedestrian crossing safety device {APPARATUS FOR SAFETY OF CROSS WALKS}

The present invention relates to a crosswalk safety device, and more particularly, to a crosswalk safety device that allows the pedestrians to safely cross the crosswalk crossing the road.

In general, crosswalks refer to areas marked by road signs or road markings for pedestrian crossing, and are formed across the road between sidewalks, and red and green lamps on both sidewalks. Pedestrian traffic light is provided, and is operated in conjunction with the vehicle traffic light provided on the road.

The vehicle traffic light is composed of a two-color, three-color or four-color lights, the vehicle traffic lights are connected to the signal controller 1: 1, respectively, and operated by the power supplied to the signal lights through the respective power lines under the control of the signal controller. In addition, the pedestrian traffic light provided in the crosswalk lights up opposite to the color of the vehicle traffic lights operating in conjunction with the vehicle traffic lights and operates alternately red and green lamps at predetermined intervals to safely guide pedestrians who want to use the crosswalk. Given.

In the pedestrian crossing that guides pedestrians to cross safely by installing pedestrian traffic lights, some pedestrians often come down to the road and wait for the pedestrian signal when waiting for pedestrian signals, which causes driving vehicles and traffic accidents. In case of pedestrians who are inconvenient to move, such as elderly people or people with disabilities, there is always a problem that traffic accidents occur due to excessive crossing of the pedestrian crossing due to short walking signals or the departure of vehicles waiting for signals. there was.

Therefore, in order to secure the safety of pedestrians and vehicles that are waiting for a signal at a crosswalk, a police officer or a traffic officer is arranged at a crosswalk, or a pedestrian and a vehicle are driven at predetermined intervals in conjunction with a red or green light such as a pedestrian traffic light. A safety breaker is installed to block or pass.

However, when a police officer or a traffic officer is disposed on the crosswalk, there is a problem of wasting human resources according to the arrangement, and when the breaker is installed, waste of human resources can be reduced, but the breaker is a predetermined walk. The passage operation in time and the blocking operation for which a predetermined walking time passes.

Therefore, the pedestrian must cross the pedestrian crossing within a predetermined time, and if the pedestrian signal does not cross within the pedestrian time or the crossing, the breaker is blocked.

So, in order to solve the above problems, the technologies of safety devices of pedestrian crossings, which are known in recent years, are mostly used for detecting traffic lights and pedestrians that detect whether pedestrian traffic lights of pedestrian traffic lights are red or green. Traffic light fault detection unit to detect the failure of traffic lights, human body detection unit to detect the presence of pedestrians crossing the safety line of pedestrian crossing, voice guidance sensor to guide the pedestrians by voice when switching from green light to red By configuring a control unit for controlling the detection unit, when the red light of the pedestrian traffic light is detected by the traffic light detection unit to operate the breaker to block the crosswalk to promote the safety of pedestrians, the presence of pedestrians crossing the safety line to the human body detection unit Traffic is detected when a pedestrian crossing the safety line is detected To light up in red hodeung possible and pedestrian safety, by so as to stop the vehicle, when the pedestrian crossing lights the light from green to red to ventilate the area to generate a warning sound to pedestrians was to drive the safety of the pedestrian.

As described above, the conventional devices detect whether a pedestrian signal light is turned on by the traffic light detection unit so as to detect a failure of the traffic light through the traffic light failure detection unit when a failure occurs due to a bad signal, but the circuit breaker can not be detected. There is a problem that prevents it from working.

In addition, the devices are not interlocked with the pedestrian traffic lights when the traffic signal controller breaks down. If the pedestrian traffic lights do not turn on due to the failure of the traffic signal controller, the pedestrians cross the crosswalk forcibly and often cause traffic accidents. I have a problem.

An object of the present invention for solving the above problems is to accurately detect the red and green light signals of the pedestrian traffic light of the pedestrian crossing, so that the failure of the traffic light, failure or failure to recognize the color of the pedestrian traffic lights of the pedestrian crossing safety device It is to prevent erroneous operation so that pedestrians can cross the crosswalk safely.

Another object of the present invention for solving the above problems is to allow pedestrians waiting to cross the crosswalk to wait without crossing the safety line, so that sometimes pedestrians crossing the safety line or falling on the road do not occur to make a safety accident of the crosswalk. It is trying to prevent it.

Another object of the present invention for solving the above problems is to reduce the unnecessary waste by greatly reducing the cost of the facility by making the safety device installed in the crosswalk has a simple, accurate and reliable.

Means of the present invention for solving the above problems

A traffic light for guiding and displaying a signal to a vehicle on the road; A traffic signal controller for controlling the traffic lights; And a pedestrian crossing safety signal controller connected to the traffic signal controller and receiving a pedestrian traffic light control signal output from the traffic signal controller to control a pedestrian traffic light.

The pedestrian crossing signal controller detects a failure of a traffic light from the traffic signal controller and controls the traffic light.

The pedestrian crossing signal controller may include a pedestrian traffic light driver for controlling a signal input from the traffic signal controller to drive a pedestrian traffic light; Blocking rod driving unit for driving a blocking rod for blocking the pedestrians of the crosswalk; And a traffic light failure detection unit for detecting the occurrence of a failure of the traffic light.

The pedestrian crossing signal controller is a safety line detecting unit for detecting a pedestrian on the safety line of the crosswalk; A guide alarm unit configured to output a guide and an alarm broadcast when detecting a pedestrian or an object on the safety line; The apparatus may further include a traffic light failure detection unit for detecting a failure of the traffic light.

Further, according to the present invention,

A traffic light for guiding and displaying a signal to a vehicle on the road; A traffic signal controller for controlling the traffic lights and pedestrian signals; And a blocking rod controller connected to the traffic signal controller and controlling the blocking rod of the crosswalk.

The traffic signal controller includes a traffic signal driver for driving a traffic light; And a signal main controller for controlling the pedestrian traffic light driver and a pedestrian traffic light.

The blocking rod controller is provided with a guide alarm unit for outputting a guide and alarm broadcast when detecting the pedestrian or the object on the safety line by controlling the signal detected through the blocking mechanism drive unit and the safety line detection unit for driving the blocking rod to block the pedestrians of the crosswalk. do.

The present invention according to the solution of the problem is to correctly detect the red and green light signal of the pedestrian traffic light of the pedestrian crossing, malfunction of the pedestrian crossing safety device that can occur when the failure of the traffic light, a failure or incorrectly recognize the color of the pedestrian traffic light Prevent pedestrians from crossing the crosswalk safely.

In addition, the pedestrians crossing the crosswalk guideline are detected by the safety line detection unit provided in the crosswalk signal controller to guide and alert and prevent safety accidents that may occur in the crosswalk. When detecting and detecting a failure, the crosswalk signal controller controls the traffic lights regardless of the traffic signal controller so that the pedestrians in the crosswalk can cross safely, thus preventing accidents that may occur from unauthorized crossings. do.

1 is an installation state diagram of the present invention crosswalk safety device
Figure 2 is a circuit block diagram of the crosswalk safety device of the present invention
3 is a block diagram of a safety line detection unit of the present invention crosswalk safety device
Figure 4 is another embodiment of the present invention crosswalk safety device
5 is a block diagram of the present invention pedestrian crossing safety device

1 is a state diagram of the installation of the safety device of the crosswalk of the present invention, the present invention traffic light 10 is installed on the road 11 or crosswalk 12 to indicate the direction of the vehicle.

The traffic light 10 is three colors of red, yellow, green light or It is composed of 4 colors of left turn display, and it displays signals such as progress and stop, direction change, and caution.

The traffic signal controller 13 may control lighting of the traffic light 10 by a predetermined program installed on a road or sidewalk spaced apart from the traffic light 10.

The traffic signal controller 13 is connected to the traffic lights 10 in a one-to-one manner and directly controls power by supplying power through a buried power line.

The pedestrian crossing signal controller 14 is installed in the sidewalk where the pedestrian crossing 12 is installed, and the pedestrian crossing signal controller 14 receives the crossing signal from the traffic signal controller 11 to control the pedestrian traffic light 15. do.

The pedestrian traffic lights 15 are installed in diagonal directions facing each other of the crosswalk 12 installed between both ends of the road, and the pedestrian traffic lights 15 are composed of a green lamp and a red lamp.

A safety line 16 is installed above the rear walkway of the crosswalk 12 to prevent pedestrians and animals waiting to cross the crosswalk 12 so as to protect the pedestrians and animals from waiting beyond the crosswalk 12. do.

The guide bar 17 is installed at positions facing each other on both side guides of the safety line 16 to guide the pedestrians crossing the crosswalk 12.

The guide bar 17 is provided with a blocking rod 18 for blocking pedestrians waiting to cross the crosswalk 12, and the pedestrian invades or crosses the crosswalk 12 until the pedestrian traffic light 15 is turned on. Lowering the sidewalk 12 will prevent waiting.

The safety line detector 19 is installed on the guide bar 17 and detects pedestrians or animals and objects on the safety line 16.

The safety line detector 19 is detected by an ultrasonic sensor, the ultrasonic sensor is installed in each of the ultrasonic transceiver to the induction bar 17, the ultrasonic transceiver is installed in the middle and lower portion of the induction bar 17 Detect short animals or children.

The safety line detector 19 is detected by a pressure sensor, the pressure sensor is installed on the ground surface equipped with the safety line 16 is to detect the pressing pressure acting downward to detect pedestrians or animals and objects.

The guide alarm 20 is installed above the guide bar 17, and the guide alarm 20 detects the pedestrian or animal on the safety line 16 by the safety line detector 19. In response to the signal controlled and output from (14), guidance and alarm broadcasting are performed.

The guide alarm 20 is composed of a speaker and a buzzer.

2 is a circuit block diagram of the crosswalk safety device of the present invention, Figure 3 is an ultrasonic installation of the crosswalk safety device of the present invention, as shown in Figure 2, the traffic signal controller 13 is the main control unit 130 ), The traffic light driver 131 is configured.

The main control unit 130 of the traffic signal controller 13 processes the lamp of the traffic light 10 to be turned on and off by a predetermined program.

The pedestrian crossing signal controller 14 is connected to the traffic signal controller 13 and receives the driving signal of the pedestrian traffic light 15 output from the traffic signal controller 13.

The pedestrian crossing signal controller 14 includes a control unit 141 which stores a predetermined algorithm, and outputs a signal controlled and controlled by the stored algorithm; A pedestrian traffic light driver 142 driving the pedestrian traffic light 15 by receiving the driving signal from the control unit 141; A safety line detecting unit 143 connected to the control unit 141 and detecting pedestrians and animals or objects from the safety line 16 installed on the sidewalk of the crosswalk 12; A guide alarm unit 144 connected to the control unit 141 and outputting guide and alarm broadcasts when a pedestrian or an object is sensed to the safety line 16 through the safety line detection unit 143; A traffic light failure detection unit 145 connected to the traffic light 10 to detect a failure of the traffic light 10; It is connected to the control unit 141 is composed of a blocking rod driving unit 146 to block the pedestrian crossing to the crosswalk 12 in a state where the pedestrian traffic light 15 is not lit.

As shown in (A) and (B) of FIG. 3, the safety line detecting unit 143 detects the safety line detector 19. The safety line detector 19 includes an induction bar 17 and a safety line 16. Is installed in, the safety line detector 19 is installed in the induction bar 17 is composed of an ultrasonic transceiver 191 is installed on each of the induction bar 17 on one side and the other side.

The ultrasonic transmitter 191 installed in the induction bar 17 of the one side is installed so as to correspond to the ultrasonic transmitter 191 of the other side, so that the pedestrian is received by the ultrasonic receiver of the other side to receive the ultrasonic waves transmitted from each ultrasonic transmitter. Will be detected.

The safety line detector 19 installed on the safety line 16 is composed of a pressure sensor 192 and the pressure sensor 192 is installed in the interior of the safety line 16 installed at the front end of the crosswalk 12. In addition, the safety line detector 19 detects whether the electrode (+) (-) is connected by pressing pressure and load.

The present invention configured as described above controls the traffic light 10 with a predetermined program through the main control unit 130, the signal driver 131 of the traffic signal controller 13, and at the crosswalk signal controller 14 A signal for controlling the pedestrian traffic light 15 is output.

The crosswalk signal controller 14 receives the pedestrian traffic light 15 output from the traffic signal controller 13 by the control unit 141 and controls the pedestrian traffic light driver 142 by a preset program to cross the crosswalk 12. The red lamp and the green lamp of the pedestrian traffic light 15 installed in turns on and off to control the pedestrian of the crosswalk 12.

Therefore, when the pedestrian traffic light 15 of the crosswalk 12 is a red lamp, the control unit 141 has a safety line detector installed in the guide bar 17 through the safety line detecting unit 143 and the blocking rod driving unit 146. 19 and the blocking rod 18 to detect whether a pedestrian, animal, or other object enters or is located on the safety line 16 by the ultrasonic wave of the ultrasonic transmitter 191 or the pressure sensor 192 installed on the safety line 16. By detecting whether the pedestrians, animals, and other objects are entering or located in the safety line 16, and blocks the pedestrian entering the crosswalk 12 with the blocking rod (18).

In this case, when the ultrasonic signal or the pressure signal of the safety line detecting unit 143 is not detected, the control unit 141 does not drive the guide alarm unit 144.

However, when it is detected that a pedestrian, animal, or other object enters or is located on the safety line 16 through the safety line detecting unit 143, the control unit 141 controls the guide alarm unit 144 to generate a speaker and a buzzer 20. ) And guides and alarms to be positioned inside the safety line 16.

At this time, the safety line detection unit 143 operates during the time to turn on the red lamp to the pedestrian traffic light 15 through the pedestrian traffic light driver 142 in the control unit 141 of the crosswalk traffic light controller 14 to prevent unnecessary driving. do.

Subsequently, when the green lamp lighting control signal is output from the traffic signal controller 13 to the crosswalk traffic light controller 14, the crosswalk traffic light controller 14 drives the pedestrian traffic light driver 141 through the control unit 141. The red lamp of the traffic light 15 is turned off and the green lamp is turned on so as to traverse the pedestrian, animal, and other objects that were waiting behind the safety line 16.

When the lighting time of the green lamp of the crosswalk 12 is completed, the controller 141 controls the guide alarm unit 144 to alert the user with the guidance to complete the crossing as much as possible with the speaker and the buzzer.

Meanwhile, the traffic signal controller 13 sends a control signal of the pedestrian traffic light 15 to the crosswalk traffic light controller 14 and receives the control signal of the pedestrian traffic light 15 from the crosswalk traffic light controller 14. ), The crosswalk traffic light controller 14 detects a failure state of the traffic light 10 through the traffic light fault detection unit 145.

At this time, the traffic light failure detection unit 145 detects a case in which the traffic light 10 due to a malfunction of the traffic signal controller 13 becomes inoperative.

Therefore, the pedestrian crossing traffic light controller 14 controls the traffic light 10 of the traffic signal controller 13 with a preset program through the control unit 141 in a 1: 1 manner until the traffic light 10 of the traffic signal controller 13 is repaired and normal operation. Turn on and off the green lamps in order to display signals such as progress, stop, turn and caution on the vehicle.

Meanwhile, the pedestrian crossing traffic light controller 14 controls the pedestrian traffic light driver 142 so that the pedestrian can cross the pedestrian crossing 12 in association with the lighting operation of the traffic light 10 through the control unit 141. The traffic light 15 turns on the red and green lamps so that smooth traffic and crossings are achieved.

Figure 4 is another embodiment of the cross-sectional safety device according to the present invention, the description of the same configuration shown in Figure 1 will be omitted, and the same name and reference numerals shown in Figure 1 will be omitted for the other configuration Only the traffic signal controller 13; Is connected to the traffic signal controller 13 is composed of a block bar controller 30 for controlling the driving of the block bar 18.

The traffic signal controller 13 controls the traffic light 10 and the pedestrian traffic light 15, and the blocking rod controller 30 moves up and down the blocking rod 18 mounted on the guide bar 17. The sidewalk 12 will be blocked.

5 is a circuit block diagram of the pedestrian crossing safety device of the present invention, wherein the traffic signal controller 13 includes a main control unit 130 and a traffic light driving unit 131, and the main control unit 130 includes the pedestrian traffic light ( 15) to control the pedestrian traffic light driver 132 to drive.

The blocking rod controller 30 is connected to the traffic signal controller 13 to receive a control signal from the traffic signal controller 13 to drive the control, and the blocking rod controller 30 includes a blocking rod driving unit 136 and a blocking rod ( 18).

In addition, the blocking rod controller 30 receives a signal from the safety line detection unit 133 for detecting pedestrians and animals or objects from the safety line 16 installed on the sidewalk of the crosswalk 12 to the safety line 16. When the pedestrian or the object is detected, the guide alarm unit 134 outputs a guide and alarm broadcast, and outputs a warning sound to the pedestrian through the speaker and the buzzer.

Therefore, in the traffic signal controller 13, the main control unit 131 controls the traffic light 10 through the traffic light driver 131 and also controls the pedestrian traffic light driver 132 to point the pedestrian traffic light 15. Turned off. In addition, when the traffic signal controller 130 controls the pedestrian traffic light 15 through the signal main controller 130, the traffic signal controller 130 is synchronized to control the blocking rod 18 through the blocking rod controller 30.

That is, when the green signal is transmitted from the signal main controller 130 of the traffic signal controller 13 to the pedestrian signal driver 132, the green signal is turned on by the pedestrian traffic light 15 and the blocking rod controller 30 is blocked by the blocking rod controller 30. Through 136 to raise the blocking bar 18 provided in the guide bar 17 to allow pedestrians to cross the crosswalk (12).

On the contrary, when the red signal is transmitted from the signal main controller 130 of the traffic signal controller 13 to the pedestrian signal driver 132, the red signal is turned on at the pedestrian traffic light 15 and the blocking rod controller 30 is blocked at the same time. Through the block 136, the bar 18 provided in the guide bar 17 is lowered to prevent the pedestrian from crossing the crosswalk 12.

At this time, when the pedestrian traffic light 15 is red, the blocking rod 18 comes down, and together with the ultrasonic transmitter 191 and the pressure sensor 192 of the safety line detector 19 mounted on the guide bar 17, The guiding alarm unit 134 is controlled to detect pedestrians and animals or objects from the safety line 16 installed on the sidewalk of the crosswalk 12 to guide and alert the pedestrians while controlling pedestrians.

10; Traffic lights 11; road
12; Pedestrian crossing 13; Traffic signal controller
130; Main control part 131; Traffic light driving part
14; Crosswalk Traffic Light Controller
15; Pedestrian traffic lights 16; Safety line
17; Induction bar 18; Blocking rod
19; Safety line detector 191; Ultrasonic transceiver
192; Pressure sensor 141; The control unit
142; Pedestrian traffic light driver 143; Safety Line Detection Department
144; Guide alarm unit 145; Traffic light fault detection department
146; Block rod driving part 30; Blocking Bar Controller

Claims (7)

A traffic light for guiding and displaying a signal to a vehicle on the road;
A traffic signal controller for controlling the traffic lights; And
And a pedestrian crossing signal controller connected to the traffic signal controller and receiving a pedestrian traffic light control signal output from the traffic signal controller to control a pedestrian traffic light. The method of claim 1,
The pedestrian crossing safety device comprising the traffic signal controller to detect the failure of the traffic signal from the traffic signal controller to control the traffic light. The method of claim 1,
The pedestrian crossing signal controller may include a pedestrian traffic light driver for controlling a signal input from the traffic signal controller to drive a pedestrian traffic light;
Blocking rod driving unit for driving a blocking rod for blocking the pedestrians of the crosswalk; And
Crosswalk safety device comprising a traffic light failure detection unit for detecting the occurrence of a failure of the traffic light. The method of claim 3, wherein
The pedestrian crossing signal controller is a safety line detecting unit for detecting a pedestrian on the safety line of the crosswalk;
A guide alarm unit configured to output a guide and an alarm broadcast when detecting a pedestrian or an object on the safety line;
Crosswalk safety device further comprises a traffic light failure detection unit for detecting the occurrence of a failure of the traffic light. A traffic light for guiding and displaying a signal to a vehicle on the road;
A traffic signal controller for controlling the traffic lights and pedestrian signals; And
Crosswalk safety device having a blockage bar controller connected to the traffic signal controller for controlling the blockage of the crosswalk. The method of claim 5, wherein
The traffic signal controller includes a traffic signal driver for driving a traffic light; And
Crosswalk safety device characterized in that it comprises a pedestrian traffic light driver and a signal main control unit for controlling the pedestrian traffic lights. The method according to claim 6,
The blocking rod controller is a blocking mechanism driving unit for driving the blocking rod to block the walking of the pedestrian of the crosswalk;
Crosswalk safety device characterized in that it comprises a guide alarm unit for controlling the signal sensed through the safety line detection unit for outputting guidance and alarm broadcast when detecting the pedestrian or the object on the safety line.
KR1020120034360A 2012-04-03 2012-04-03 Apparatus for safety of cross walks KR20130112173A (en)

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101379229B1 (en) * 2013-12-31 2014-04-04 주식회사 삼우홀딩스 Apparatus for safty of cross walks using an electromagnetic detecting sensor
CN104821079A (en) * 2015-04-27 2015-08-05 崔宝根 Traffic light all-round assist device
CN105023449A (en) * 2014-04-24 2015-11-04 深圳市赛格导航科技股份有限公司 Traffic light early warning device and early warning method
KR20150139002A (en) 2014-05-30 2015-12-11 한국철도기술연구원 Bidirectional traveling guide display
CN108986498A (en) * 2018-08-01 2018-12-11 扬州略扬科技有限公司 A kind of novel pedestrian crossing traffic lights
CN109695186A (en) * 2019-02-01 2019-04-30 长安大学 A kind of self-action street crossing device improving pedestrian's street crossing safety
CN115273493A (en) * 2022-05-16 2022-11-01 广西交科集团有限公司 Interactive urban traffic intelligent control system and method
WO2024041489A1 (en) * 2022-08-26 2024-02-29 扎赉诺尔煤业有限责任公司 Voice prompt circuit and garbage can

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101379229B1 (en) * 2013-12-31 2014-04-04 주식회사 삼우홀딩스 Apparatus for safty of cross walks using an electromagnetic detecting sensor
CN105023449A (en) * 2014-04-24 2015-11-04 深圳市赛格导航科技股份有限公司 Traffic light early warning device and early warning method
CN105023449B (en) * 2014-04-24 2017-08-08 深圳市赛格导航科技股份有限公司 The prior-warning device and method for early warning of a kind of traffic lights
KR20150139002A (en) 2014-05-30 2015-12-11 한국철도기술연구원 Bidirectional traveling guide display
CN104821079A (en) * 2015-04-27 2015-08-05 崔宝根 Traffic light all-round assist device
CN108986498A (en) * 2018-08-01 2018-12-11 扬州略扬科技有限公司 A kind of novel pedestrian crossing traffic lights
CN109695186A (en) * 2019-02-01 2019-04-30 长安大学 A kind of self-action street crossing device improving pedestrian's street crossing safety
CN115273493A (en) * 2022-05-16 2022-11-01 广西交科集团有限公司 Interactive urban traffic intelligent control system and method
CN115273493B (en) * 2022-05-16 2024-03-19 广西交科集团有限公司 Interactive urban traffic intelligent control system and method
WO2024041489A1 (en) * 2022-08-26 2024-02-29 扎赉诺尔煤业有限责任公司 Voice prompt circuit and garbage can

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