KR20190060445A - Road Reflecting Mirror Having OLED Lighting Panel - Google Patents

Abstract

A road reflector with an OLED lighting panel, according to one aspect of the present invention, enables accurate identification of a situation of a road on an opposite side through a road reflector even in night or overcast weather. The road reflector comprises: a reflector body provided on one side of the road, and reflecting the shape of a second vehicle traveling in a second direction lane opposite to a first direction to a driver of the first vehicle traveling in the first direction lane; an OLED lighting panel attached to the reflector; and a control unit for controlling ON/OFF of the OLED lighting panel. The control unit includes: a light receiving sensor for sensing whether the first vehicle is approaching or not according to reception of light irradiated from a headlamp of the first vehicle; and a panel operation unit which turns on the OLED lighting panel when the approach of the first vehicle is sensed, and turns off the OLED lighting panel when a lighting duration time calculated on the basis of a speed limit of the road, a predetermined lighting duration distance, and a weight set in proportion to the degree of curvature of the road has elapsed.

Description

{Road Reflecting Mirror Having OLED Lighting Panel}

The present invention relates to a road reflector.

With the rapid increase of automobiles, which is one of the most commonly used transportation methods in everyday life, it is required to expand various infrastructure related to automobiles such as road networks.

However, in Korea, where the land area is small, it is difficult to expand the road network, and there are many roads with poor conditions because of the high ratio of mountainous terrain. As a representative example, there are many curved roads in Korea due to the high mountainous terrain.

In the case of such a curved road, since it is difficult to confirm the road condition of the opposite side in advance, there is a high risk of an accident, so that a road reflector is provided at the corner of the curved road so that the driver can check the road condition of the opposite side in advance, By recognizing the position, safety accidents can be prevented in advance.

However, in the case of a road reflector installed on the current road, in the nighttime or in a bad weather condition (for example, cloudy weather, foggy weather, heavy rain, etc.) There is a problem that the prevention of safety accidents is limited because the road situation of the opponent can not be accurately confirmed.

Korean Patent Publication No. 10-2016-0048588 (title of the invention: road reflector, published on May 4, 2016)

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned problems, and it is a technical object of the present invention to provide a road reflector having an OLED lighting panel that can accurately confirm a road condition of a opposite road through a road reflector even in night or cloudy weather.

It is another object of the present invention to provide a road reflector having an OLED lighting panel capable of determining the lighting duration based on road information.

It is another object of the present invention to provide a road reflector having an OLED lighting panel in which a plurality of road reflectors can operate in conjunction with each other.

It is another object of the present invention to provide a road reflector having an OLED lighting panel that can operate in conjunction with a traffic information collector.

According to an aspect of the present invention, there is provided a road reflector having an OLED lighting panel, the road reflector having an OLED lighting panel mounted on one side of the road, A reflector body for reflecting and providing a shape of a second vehicle traveling in a two-way lane; an OLED lighting panel attached to the reflector; And a control unit for controlling the ON / OFF state of the OLED lighting panel, wherein the control unit comprises: a light receiving sensor for sensing whether the first vehicle is approaching or not depending on whether the light emitted from the headlight of the first vehicle is received; And turning on the OLED lighting panel when the approach of the first vehicle is sensed. The lighting duration time calculated based on the weighting rate set in proportion to the limit speed of the road, the predetermined lighting duration distance, and the degree of curvature of the road And a panel operation unit for turning off the OLED lighting panel when the OLED lighting panel is turned on.

In one embodiment, the control unit may further include a light-receiving sensor operating unit that turns on or off the light-receiving sensor according to a weather condition that is predetermined time or transmitted from a weather server.

The control unit may further include a communication module for receiving lighting information of the OLED lighting panel of the reflector from the reflector on the first ridge adjacent to the road reflector when the OLED illuminating panel is in the off state, And the panel operation unit turns on the OLED lighting panel after a lapse of a reference time from the time when the lighting information of the OLED lighting panel of the reflector is received by the communication module.

Meanwhile, when the OLED lighting panel is turned on by the panel operation unit, the communication module may transmit the lighting information of the OLED lighting panel to the second reflecting mirror adjacent to the road reflector.

According to another aspect of the present invention, there is provided a road reflector having an OLED lighting panel, the road reflector having an OLED lighting panel mounted on one side of the road, A reflector for reflecting and providing a shape of a second vehicle traveling in a two-way lane; an OLED lighting panel attached to the reflector; And a control unit for controlling ON / OFF of the OLED lighting panel, wherein the control unit comprises: a communication module for receiving from the traffic information collector information on whether the first vehicle is sensed and the traveling speed of the first vehicle; Calculating a lighting timing of the OLED lighting panel based on a distance between the traffic information collector and the road reflector and a moving speed of the first vehicle, calculating a lighting speed of the OLED lighting panel based on the limiting speed of the road, An arithmetic unit operable to calculate an illumination duration based on a weight set in proportion to the illumination duration; And a panel operation unit for turning on the OLED lighting panel when the lighting timing calculated by the calculation unit is turned on and turning off the OLED lighting panel when the lighting duration time calculated by the calculation unit has elapsed.

A road reflector having an OLED lighting panel according to the above-described embodiments includes a power supply module for supplying power supplied from a commercial power supply to the control unit and the OLED lighting panel; A solar cell that acquires sunlight and converts it into electric energy; And a battery for storing electric energy converted by the solar cell and supplying electric energy stored in the power supply module to the controller and the OLED lighting panel when the power supply module is abnormally generated.

According to the present invention, since the OLED lighting panel attached to the road reflector is turned on at night or when the visual recognition condition is low, it is possible to accurately check the state of the opposite road through the road reflector, thereby preventing a safety accident from occurring.

Further, according to the present invention, since the lighting duration time of the OLED lighting panel is determined according to the speed limit and the road condition set for each road on which the road reflector is installed, it is possible to maximize easiness of checking the road condition of the opposite road.

Further, according to the present invention, when a plurality of road reflectors are provided on the road, a plurality of road reflectors can be interlocked with each other to light up, so that the road reflector can be illuminated in advance before recognizing the approach of the vehicle, So that it can be facilitated.

In addition, when a plurality of road reflectors are operated in conjunction with each other, only the road reflectors provided at the head may include a light receiving sensor for sensing the proximity of the vehicle, and the remaining road reflectors may omit the installation of the light receiving sensors, And the cost can be minimized.

Further, since the present invention can acquire the proximity of the vehicle and the moving speed of the vehicle through the traffic information collector and calculate the lighting timing of the OLED lighting panel on the basis thereof, a separate configuration for sensing proximity to the vehicle is required It is possible to further reduce the installation cost of the road reflector.

1 is a block diagram showing the configuration of a road reflector having an OLED lighting panel according to an embodiment of the present invention.
Fig. 2 is a view showing an example in which the road reflector shown in Fig. 1 is installed on a road; Fig.
3 is a view showing a configuration of an OLED lighting panel according to an embodiment of the present invention.
Fig. 4 is a view showing an example in which a road reflector having an OLED lighting panel is installed for each bend point of the road.
5 is a block diagram illustrating a configuration of a road reflector having an OLED lighting panel according to another embodiment of the present invention.

The meaning of the terms described herein should be understood as follows.

The word " first, " " second, " and the like, used to distinguish one element from another, are to be understood to include plural representations unless the context clearly dictates otherwise. The scope of the right should not be limited by these terms.

It should be understood that the terms "comprises" or "having" does not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

It should be understood that the term " at least one " includes all possible combinations from one or more related items. For example, the meaning of " at least one of the first item, the second item and the third item " means not only the first item, the second item or the third item, but also the second item and the second item among the first item, Means any combination of items that can be presented from more than one.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. The same or similar elements are denoted by the same reference numerals regardless of the reference numerals, and redundant explanations thereof will be omitted. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

It is to be noted that the accompanying drawings are only for the purpose of facilitating understanding of the present invention, and should not be construed as limiting the scope of the present invention with reference to the accompanying drawings. The spirit of the present invention should be construed as extending to all modifications, equivalents, and alternatives in addition to the appended drawings.

FIG. 1 is a block diagram schematically showing the configuration of a road reflector having an OLED lighting panel according to an embodiment of the present invention, and FIG. 2 is a block diagram of a road reflector having an OLED lighting panel according to an embodiment of the present invention. Fig.

1, a road reflector 100 (hereinafter, referred to as 'road reflector') having an OLED lighting panel according to an embodiment of the present invention includes a reflector body 110, an OLED lighting panel 120, (130) and a power supply module (140). In addition, the road reflector 100 according to the present invention may further include a solar cell 150 and a battery 160.

2, the reflector main body 110 is installed on one side of the curved road 200 to guide the driver of the first vehicle 210 traveling in the first direction lane 202 to the first direction opposite to the first direction And reflects and provides the shape of the second vehicle 220 traveling in the second direction lane 204 as shown in FIG. The reflector body 110 includes a reflector 112 formed of a reflective material, a base plate 114 to which the reflector 112 is coupled, and a support 116 for supporting the base plate 114.

The OLED lighting panel 120 is attached to the reflector body 110. In one embodiment, the OLED lighting panel 120 may be attached at a location where light generated by the OLED lighting panel 120 on the reflector body 110 can be irradiated toward the second vehicle 210 side. As an example, the OLED lighting panel 120 may be attached to the top of the base plate 114 as shown in FIG. However, the present invention is not limited to this, and the OLED lighting panel 120 may be attached to the side surface of the base plate 114 or attached to the lower end of the base plate 114. As another example, the OLED lighting panel 120 may be attached to a support 116 that supports the base plate 114.

Hereinafter, a configuration of an OLED lighting panel 120 according to an embodiment of the present invention will be described with reference to FIG.

FIG. 3 is a view schematically showing a configuration of an OLED lighting panel according to an embodiment of the present invention. 3, an OLED lighting panel 120 according to an exemplary embodiment of the present invention includes sequentially stacked substrates 300, a transparent electrode layer 310, an organic layer 320, and a metal electrode layer 330 . In one embodiment, the organic layer 320 may have a thickness of 100 nm to 800 nm.

An anode electrode 340 connected to the metal electrode layer 330 is formed on one side of the transparent electrode layer 310 and a cathode electrode 350 is formed on the other side of the transparent electrode layer 310.

Meanwhile, the OLED lighting panel 120 may further include a protection cap 360 for protecting the OLED lighting panel 100 from external moisture and oxygen. The protection cap 360 may be formed to cover the entire surface of the OLED lighting panel 120, as shown in FIG.

As described above, according to the present invention, by attaching the OLED lighting panel 120 to the reflector body 110, the OLED lighting panel 120 is lighted when the nighttime or weather conditions are poor so that the driver can accurately check the situation of the opposite road can do.

Referring again to FIG. 1, the control unit 130 controls ON / OFF of the OLED lighting panel 120. In one embodiment, the controller 130 may be mounted in a base plate 114 that supports the reflector 112 shown in FIG. The control unit 130 includes a light receiving sensor 132, a panel operation unit 134, a light receiving sensor operation unit 136, and a communication module 138, as shown in FIG.

The light receiving sensor 132 senses whether the first vehicle 210 is approaching the reflector body 110 or not. The light receiving sensor 132 may determine that the first vehicle 210 is approaching the reflector body 110 when the light emitted from the headlamp of the first vehicle 210 is received.

The panel operation unit 134 turns on the OLED lighting panel 120 when the first vehicle 210 is sensed by the light receiving sensor 132 to approach the reflector main body 110. In addition, the panel operation unit 134 turns off the OLED lighting panel 120 after a predetermined lighting duration time has elapsed from the time when the OLED lighting panel 120 is turned on.

At this time, the panel operation unit 134 may calculate the lighting duration time based on the speed limit of the road 200 on which the reflector body 110 is installed and the predetermined lighting duration distance. In one embodiment, the panel operation unit 134 may calculate the lighting duration time based on Equation (1) below.

&Quot; (1) "

T = (S / V) * n

V denotes the speed limit of the road 200 on which the reflector main body 110 is installed and n denotes a speed limit of the road 200 on which the reflector main body 110 is installed (in this case, T denotes the lighting duration, S denotes the lighting duration distance, 200). At this time, n may be set to a value proportional to the degree of curvature of the road 200.

For example, when the speed limit of the road 200 is 20 km / h, the lighting duration is 1 km, and the weight is 50, the panel operation unit 134 may determine the lighting duration to be 2.5 seconds according to Equation (1).

The panel operation unit 134 may set the ON duration of the OLED lighting panel 120 to the OFF state based on the limit speed of the road 200 on which the reflector body 110 is installed and the degree of bend of the road 200 It is possible to optimize the lighting timing of the OLED lighting panel 120 on the road 200 so that the driver can more accurately confirm the road condition on the opposite side.

The light-receiving-sensor operating section 136 controls on / off of the light-receiving sensor 132. In one embodiment, the light receiving sensor operating section 136 can turn on the light receiving sensor 132 when a predetermined first time has elapsed, and can turn off the light receiving sensor 132 when a predetermined second time has come have. To this end, the road reflector 100 having the OLED lighting panel according to the present invention may further include a counter 139 for determining whether a predetermined time has come or not.

For example, the light receiving sensor operating section 136 can turn on the light receiving sensor 132 when it is determined by the counter 139 that a predetermined first time (for example, a time corresponding to the sunset time) has arrived, The light receiving sensor can be turned off when a predetermined second time (for example, a time corresponding to the sunrise time) by the control unit 139 comes. That is, the light-receiving-sensor operation unit 136 allows the OLED lighting panel 120 to be turned on when the first vehicle 210 is accessed by making the light-receiving sensor 132 ON only during the night, The light receiving sensor 132 is turned off to prevent the OLED lighting panel 120 from operating.

In another embodiment, the light receiving sensor operating section 136 can turn on the light receiving sensor 132 in accordance with the weather condition received from the weather server (not shown) through the communication module 138. For example, the light-receiving-sensor operation unit 136 can easily secure the view of the driver when the weather condition is received from the weather server through the communication module 138 and the weather is foggy, foggy, The light receiving sensor 132 is turned on even during the morning or afternoon so that the OLED lighting panel 120 can be operated according to whether the first vehicle 210 is approaching or not.

According to the embodiment as described above, the communication module 138 receives the weather information from the weather server and provides the received weather information to the light receiving sensor operation unit 136. In one embodiment, the weather information received by the communication module 138 may include weather information, precipitation, snowfall, and the like on a specific date.

The control unit 130 has described that the OLED lighting panel 120 is turned on when the access of the first vehicle 210 is detected through the light receiving sensor 132. In this embodiment, However, in the modified embodiment, when a road reflector 100 (hereinafter, referred to as a 'target road reflector') is provided for each bend point on a road 300 having continuous bending as shown in FIG. 4, The control unit 130 controls the OLED lighting panel 120 of the target road reflector 100 in conjunction with the lighting operation of the reflector 410 (hereinafter referred to as "first road reflector") on the other side of the target road reflector 100 It can be turned on. 4, the first road reflector 410 is disposed at a position earlier than the target road reflector 100 with respect to the first direction D1 that is the traveling direction of the first vehicle 210 Road reflector.

Specifically, the communication module 138 included in the controller 130 receives the lighting information of the first road reflector 410 from the first road reflector 410. When the lighting information of the first road reflector 410 is received from the communication module 138, the panel operation unit 134 lights the OLED lighting panel 120 after a lapse of the reference time from the time when the lighting information is received.

As described above, according to the present invention, when the first road reflector 310 disposed at a position before the target road reflector 100 is turned on, the target road reflector 100 is continuously connected to the lighting operation of the first road reflector 410 Thus, it is possible to reduce the manufacturing cost of the road reflector because only the road reflector installed at the head of the road reflectors includes the light receiving sensor, and the remaining road reflectors can omit the light receiving sensor.

The communication module 138 of the reflector 100 of the target road generates the lighting information when the OLED lighting panel 120 is turned on by the panel operation part 134 and outputs the lighting information to the target road near the reflector 100 (Hereinafter referred to as a 'second road reflector'). 4, the second road reflector 420 is disposed at a position later than the target road reflector 100 with respect to the first direction D1 that is the traveling direction of the first vehicle 210 Road reflector.

Referring again to FIG. 1, the power supply module 140 supplies the power supplied from the commercial power supply to the controller 130 and the OLED lighting panel 120. To this end, the power supply module 140 according to the present invention may be connected to a commercial power source through a power cable. At this time, the power cable may be laid on the ground.

The road reflector 100 according to the present invention may be used in a solar cell 150 to supply power to the controller 130 and the OLED lighting panel 120 when a power outage occurs or an error occurs in the power supply module 140. [ And a battery (160).

The solar cell 150 acquires sunlight and converts it into electric energy.

The battery 160 stores the electric energy converted by the solar cell 150 and supplies the electric energy stored in the battery 160 to the controller 130 and the OLED lighting panel 120 when the power supply module 140 is abnormally generated. Supply.

As described above, the road reflector 100 according to the present invention includes a solar cell 150 and a battery 160, so that even if a power failure occurs or an error occurs in the power supply module 140, It is possible to constantly operate the road reflector 100 because it is possible to supply it.

In the above-described embodiment, it is described that the road reflector directly senses the proximity of the vehicle to illuminate the OLED lighting panel. However, in another embodiment, the road reflector may interlock with a traffic information collector for collecting traffic information to check the proximity of the vehicle, thereby lighting the OLED lighting panel.

Hereinafter, the configuration of a road reflector having an OLED lighting panel according to another embodiment will be described with reference to FIG.

5 is a block diagram illustrating a road reflector with an OLED lighting panel according to another embodiment of the present invention. A road reflector 500 (hereinafter, referred to as 'road reflector') having the OLED lighting panel shown in FIG. 5 has a structure similar to that of the road reflector 100 shown in FIG. 1, The operation of the OLED panel 510, the OLED lighting panel 520, the power supply module 540, the solar cell 550, and the battery 560 are the same as those shown in Fig.

The control unit 530 performs a function of turning on or off the OLED lighting panel 520 and includes a communication module 532, an operation unit 534, and a panel operation unit 536 .

The communication module 532 receives information on whether or not the first vehicle 210 is sensed and the traveling speed of the first vehicle 210 from the traffic information collector 600, 1 information on the moving speed of the vehicle 210 to the arithmetic operation unit 534.

When a plurality of road reflectors are installed on the road, the communication module 532 displays the lighting information of the OLED lighting panel 520 when the OLED lighting panel 520 is turned on by the panel operation unit 536 The lighting information may be transmitted to the other reflector in order to be able to be lit on a basis.

The calculation unit 534 calculates the moving speed of the first vehicle 210 based on the information about the moving speed of the first vehicle 210 received from the communication module 532 when it is determined that the first vehicle 210 is detected by the traffic information collector 600, The lighting timing of the panel 520 is calculated.

The operation unit 534 calculates the lighting timing of the OLED lighting panel 520 based on the distance between the traffic information collector 600 and the reflector main body 510 and the moving speed of the first vehicle 210 can do.

Meanwhile, the operation unit 534 calculates the lighting duration time of the OLED lighting panel 520 based on the speed limit of the road 200 and the predetermined lighting duration distance. At this time, the method of calculating the lighting duration time of the OLED lighting panel 520 by the operation unit 534 is the same as the method of calculating the lighting duration time by the panel operation unit 134 shown in FIG. 1, so a detailed description will be omitted.

The panel operation unit 536 turns on the OLED lighting panel 520 when the lighting timing calculated by the calculation unit 534 is turned on and the OLED lighting panel 520 is turned on when the lighting duration time calculated by the calculation unit 534 elapses Off.

It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof.

It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.

100: road reflector with OLED lighting panel 110: reflector body
120: OLED lighting panel 130:
140: power supply module 150: solar cell
160: Battery

Claims (6)

A reflector body provided on one side of a road and reflecting the shape of a second vehicle traveling in a second direction lane opposite to the first direction to a driver of the first vehicle traveling in a first direction lane,
An OLED lighting panel attached to the reflector; And
And a control unit for controlling ON / OFF of the OLED lighting panel,
Wherein,
A light receiving sensor that senses whether the first vehicle is approaching or not according to receipt of light emitted from a headlamp of the first vehicle; And
The OLED lighting panel is turned on when the approach of the first vehicle is sensed, and the lighting duration time calculated based on the limitation speed of the road, the preset lighting duration distance, and the weight set in proportion to the degree of curvature of the road, And a panel operation unit for turning off the OLED lighting panel. The method according to claim 1,
Wherein the control unit further comprises a light receiving sensor operating unit which turns on or off the light receiving sensor in accordance with a weather condition that comes in a predetermined time or is transmitted from a weather server. The method according to claim 1,
Wherein the control unit further comprises a communication module for receiving lighting information of the OLED lighting panel of the reflector from the reflector on the first ridge adjacent to the road reflector when the OLED lighting panel is in the off state,
Wherein the panel operation unit turns on the OLED lighting panel after a lapse of a reference time from when the lighting information of the OLED lighting panel of the reflector is received by the communication module by the communication module. . The method according to claim 1,
Wherein the controller further comprises a communication module for transmitting lighting information of the OLED lighting panel to a reflector on a second side adjacent to the road reflector when the OLED lighting panel is turned on by the panel operation unit. Having a road reflector. A reflector provided on one side of the road and reflecting the shape of the second vehicle traveling in a second direction lane opposite to the first direction to a driver of the first vehicle traveling in the first direction lane,
An OLED lighting panel attached to the reflector; And
And a control unit for controlling ON / OFF of the OLED lighting panel,
Wherein,
A communication module for receiving from the traffic information collector information on whether or not the first vehicle is sensed and information on the traveling speed of the first vehicle;
Calculating a lighting timing of the OLED lighting panel based on a distance between the traffic information collector and the road reflector and a moving speed of the first vehicle, calculating a lighting speed of the OLED lighting panel based on the limiting speed of the road, An arithmetic unit operable to calculate an illumination duration based on a weight set in proportion to the illumination duration; And
And a panel operation unit for turning on the OLED lighting panel when the lighting timing calculated by the calculation unit is turned on and turning off the OLED lighting panel when the lighting duration time calculated by the calculation unit passes. Having a road reflector. 6. The method according to claim 1 or 5,
A power supply module for supplying power from a commercial power source to the control unit and the OLED lighting panel;
A solar cell that acquires sunlight and converts it into electric energy; And
Further comprising a battery for storing electric energy converted by the solar cell and supplying electric energy stored in the power supply module to the control unit and the OLED lighting panel when the power supply module is abnormally generated. .

Images