KR20010001948A - An equipment for supplying additional information of a traffic signal apparatus - Google Patents

Abstract

PURPOSE: An apparatus is provided to allow a driver and a pedestrian to recognize the residual time for putting out traffic lights. CONSTITUTION: An apparatus comprises display units(150,155) for displaying traffic information by colors of traffic light, a counter and output unit(135) for counting the residual time of the traffic light and displaying the counted residual time to the display units, a time display unit(140) for displaying the current time, a character output unit(145) for displaying character information, a display selection unit(130) for selecting input/output of the counter and output unit, the time display unit and the character output unit, a counter signal generating unit(120) for applying a counter signal to the display selection unit, a character generating unit(125) for applying the generated character signal, a data input and storing unit(110) for receiving data signal for traffic condition from an external source, a time set unit(100) for setting the current time and the time for turning on the traffic light, and a control unit(115) for receiving signals from the time set unit and the data input and storing unit, outputting the corresponding signal to the counter signal generating unit and the character generating unit, and controlling operation of overall system.

Description

An equipment for supplying additional information of a traffic signal apparatus}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a traffic signal device, and more particularly, to an additional information providing device for a traffic signal device having a traffic light extinction time mark means, a current time display means, and an information display means for a current road situation.

In general, traffic light devices installed on driving roads or on both sides of pedestrian crossings indicate stops and progresses in the color of traffic lights. However, in the above case, there is an inconvenience in that the driver or the pedestrian running cannot grasp the remaining time of the traffic signal that is currently turned on. As an invention for solving such inconveniences, Patent Application Publication No. 96-35373 (October 24, 1996) discloses a display device for displaying a signal lamp waiting time remaining and a control method thereof.

1 and 2 are diagrams for explaining the configuration of the prior art. 1 and 2 of the disclosed prior art, in the traffic light standby time remaining display device installed at an intersection or a crosswalk to communicate a vehicle and a person according to the blinking of the traffic light 6, The LED display unit 7 is set differently for each color to be turned on in the traffic light 6 and then displays the standby remaining time required for signal change, and controls the lighting for each color of the traffic light 6, and the LED display unit 7 ) Is configured as a traffic light controller (1) for controlling the display of the remaining time in the standby, and performs a first step of setting to be operable according to the lighting time and the order and period set in the setting unit (2), the set order According to the identified color after performing the second step of controlling the traffic light 6 and checking the currently lit color according to the counting and the corresponding When the counting operation of the time is set after the display control for a complete and characterized in that it performs a third step of performing a re the second step.

As a result of performing the above steps, as shown in FIG. 2, the traffic lights 9, 10, 11 are displayed while counting the remaining time until the lights are turned off in the display unit 8 attached to the bottom.

However, since the related art simply counts and displays the remaining time from the lighting of the color-coded traffic lights to the lights off with a single LED, it may cause confusion as to how the time being counted by the driver or pedestrian is related to the lighted traffic lights. There is a problem that can be.

In addition, by using only an expensive LED display device by simply displaying the standby time remaining of the traffic light, there is a problem that reveals the limitation in the utilization of the device.

Accordingly, the present invention is to solve the problems of the prior art, the present invention is to display the remaining time until the light is turned off, the device for each display device to be driven independently at the bottom of the currently lit signal light To provide.

Another object of the present invention is to provide a device that can display the traffic conditions of the currently running road section on the display device located at the bottom of the other traffic lights while the remaining time is displayed.

Still another object of the present invention is to provide a device for displaying a current time in a display device located at the bottom of another unlit traffic light while being currently lit and displaying a remaining time in a traffic light device installed on both sides of a crosswalk.

As a technical concept for achieving the object of the present invention, in a first aspect of the present invention, a traffic signal including a time setting unit, a control unit, and a display unit configured to display while counting the remaining time until the extinguishing time of a traffic light; In the device, a display device is provided to display the remaining time for each color at a predetermined position of the traffic light by color, and the same color as the color of the traffic light while counting the time from the moment when the traffic light is turned on to the light off for each second. It is characterized in that it comprises a display device which is installed directly below the corresponding traffic light so as to display.

According to a second aspect of the present invention, in the traffic light device and the display device of the first aspect, the display device provided at the bottom of the remaining light is turned off while counting the remaining time at the bottom of the currently lit traffic light. And an additional information device capable of displaying, as text, road conditions of the sections to be connected.

In a third aspect of the invention, in a traffic light apparatus provided on both sides of a pedestrian crossing having the apparatus of the first aspect, while the remaining time is counted at the bottom of the currently lit traffic light, The display device provided at the bottom is characterized by including an additional information providing device for displaying the current time.

1 is a schematic block diagram of an apparatus for displaying a conventional traffic light remaining time.

FIG. 2 is a configuration diagram of a signal device shown by the block diagram of FIG. 1.

3 is a schematic block diagram of the present invention.

4 is a block diagram of an embodiment of a traffic light implemented by the present invention.

5 is a block diagram of another embodiment of a traffic light implemented by the present invention.

<Description of Main Parts of Drawing>

1: CPU 2: Setting

3: counter 4: lighting control part

5: display control unit 6,9,10,11: traffic light

7,8: LED display unit 100: setting unit

110: data input and storage unit 115: control unit

120: counter signal generator 125: character generator

130: output selection unit 135: counter output unit

140: new display output unit 145: character output unit

150,200,300: Display unit 1 155,210,310: Display unit 2

215,220,315,320,325: traffic lights

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

3 is a schematic block diagram of an embodiment of the present invention.

Outputs a signal so that the display unit 1 (150) and the display unit 2 (155) for displaying information in the color according to the color of the traffic light and the display unit 1 (150) or the display unit 2 (155) to count the remaining time of the traffic light display A counter output unit 135, a time display output unit 140 for displaying a current time, a character output unit 145 for displaying character information, and the counter output unit 135, a time display. A display selector 130 for selecting an input / output of the output unit 140 or the character display output unit 145, a counter signal generator 120 for applying a counter signal to the display selector 130, and The character generator 125 for applying the generated character signal, a data input and storage unit 110 for receiving a data signal for traffic status information for each section from the outside of the traffic control central control unit, etc., and lighting of a signal lamp Adjust time such as time and current time A signal from the time setting unit 100, the time setting unit 100, and the data input and storage unit 110 to output the corresponding signal to the counter signal generation unit 120 and the character generation unit 125. At the same time it consists of a configuration including a control unit 115 for controlling the operation of the entire system.

4 (a) and 4 (b) is an example of a traffic light device installed on both sides of the crosswalk implemented by the embodiment of the present invention.

The traffic light is composed of a blue light 215 and a red light 220 and a display device configured to display an unlit remaining time counter display 200 and a current time 210 at the bottom of each color-specific traffic light is combined. .

5 (a) and 5 (b) is an example of a traffic light device which is installed at the intersection light on the vehicle driving road implemented by the embodiment of the present invention.

As shown in FIG. 5 (a), the color of the traffic light is composed of a pair of blue light 315, yellow light 320, and red light 325, and is turned off at the bottom of the blue light 315. The display device 300 for displaying the counter of the remaining time, the display device 310 that can display the information on the traffic conditions of the current road section at the bottom of the yellow light 320 and red light 325 Are combined.

Hereinafter, the operation of the configuration of the embodiment of the present invention of Figures 3, 4 and 5 will be described in detail.

In FIG. 3, the time setting unit 100 is configured to adjust the lighting time and the lighting time interval of each signal lamp and the present time. The control unit 115, which has received information such as a time operated by the time setting unit 100, outputs a corresponding signal to the counter signal generation unit 120 so as to turn on and turn off the remaining time of the signal lamp for each color. Generate counter signals such as counter signals.

On the other hand, the data input and storage unit 110 receives the data on the traffic information, such as the current road section transmitted by the traffic control unit using a communication network, and stores it and then by the information of the time setting unit 100 The stored data signal is output to the controller 115 according to the signal of the controller which generated the control signal. The controller 115 applies the data signal and the control signal to the character generator 125 to generate a character to be displayed.

The display selector 130 receives the counter signal and the character information applied from the counter signal generator 120 and the character generator 125 and for each color not shown by the control signal of the controller 115. The counter output unit 135 selects whether to turn on / off the display of the lighting time and the remaining time counter of the traffic light and output the display of the character information to the display unit 1 150 or the display unit 2 155. The signal is output to the time display output unit 140 or the character output unit 145.

By driving in this way, when the remaining time counter display is turned on in the display unit 1 (150) in conjunction with the lighting of the signal for each color not shown, character information is displayed on the display unit 2 (155), and when the light of the signal lamp changes, The remaining time counter display is turned on on the display unit 2 155 in conjunction with the lighting of the color signal lamp, and the character information is displayed on the display unit 1 150.

Here, in the case where the traffic light is for pedestrian crossing, as shown in FIG. 4, when the remaining time counter display 200 is turned on in association with the lighting of the traffic light 215 for each color, the current time is displayed at the bottom of the other traffic light (210). 4), and as shown in FIG. 4 (B), when the signal light 220 is changed to another color, the remaining time counter display is turned on at the lower display device in association with the lighting time of the signal light, and the other color is different. The display device coupled to the lower end of the signal 215 serves to display the current time.

In addition, when the traffic light is installed in the gyro of the intersection light, as shown in Fig. 5A, when the traffic light 315 of a specific color is turned on, the remaining time counter display ( 300 is turned on, and the display device 310 installed at the lower end of the traffic lights 320 and 325 of different colors displays textual information on traffic conditions of the current road section. In addition, as shown in FIG. 5 (b), when the traffic light is changed and the traffic light 325 of a different color is turned on, the remaining time counter display is turned on in the display device installed at the bottom in conjunction with it, and is installed at the bottom of the other traffic light. The traffic information and the like are displayed on the display device.

As described above, the present invention displays a visual display of the remaining time of the traffic light on the traffic light devices installed at intersections and crosswalks, and simultaneously displays traffic information on the current time or the current road section as characters. Traffic can be smooth because pedestrians can accurately know the changing time of traffic lights and traffic information of the section they are currently driving in real time.

In addition, when displaying the remaining time of the traffic light, by configuring the counter to display the remaining time in the display device immediately below the traffic light of the currently lit color, there is an effect that the driver can easily recognize the traffic light and the remaining time.

Therefore, the present invention overcomes the technical limitations of the prior art, and at the same time to ensure the safety of the driver or pedestrian, and to facilitate traffic communication, traffic problems, such as preventing traffic jams, such as traffic accident prevention at crosswalks and intersections, and the like. It can be solved.

Claims (5)

Display unit 1 and display unit 2 for displaying information in the color according to the color of the traffic light, A counter output unit for outputting a signal to count and display the remaining time of the traffic light on the display unit 1 or the display unit 2; A time display output unit for displaying the current time; A character output unit 145 for displaying character information is connected, A display selector for selecting input / output of the counter output unit, time display output unit or character display output unit; A counter signal generation unit for applying a counter signal to the display selection unit; A character generator for applying the generated character signal, A data input and storage unit for receiving a data signal of traffic condition information for each section from outside of the traffic condition central control unit; With the time setting part which can adjust the lighting time of the traffic light and the time of the present time, and to set, And a control unit for receiving a signal from the time setting unit and the data input and storage unit to output a corresponding signal to the counter signal generation unit and the character generation unit and to control the driving of the entire system. Device for providing additional information of the device. The method of claim 1, wherein the display unit 1 or the display unit 2 is coupled to the bottom of each traffic signal device for displaying the remaining time counter display or the current time in conjunction with the lighting of the traffic light for each color Additional information providing device. The additional information providing device of the traffic signal device according to claim 2, wherein the display unit 1 or the display unit 2 changes the position of the remaining time counter display and the current time display in association with the change of the lighting of each color signal lamp. According to claim 1, The display unit 1 or the display unit 2 in conjunction with the lighting of the traffic light for each color to display the remaining time counter or to display the traffic conditions of the current road section by text that it is coupled to the bottom of each traffic light for each color Additional information providing device of the traffic signal device characterized in that. The additional information providing device of the traffic signal device according to claim 4, wherein the display unit 1 or the display unit 2 changes positions of the remaining time counter display and the display of the rubbish information in association with the change of the lighting of each color signal lamp.