KR101103562B1 - Display system using after-image effect - Google Patents

Abstract

PURPOSE: An afterimage effect expression system for vehicles is provided to easily grasp a speed of the vehicle in outside by connecting the speed of the vehicle with the color of a light emitting diode. CONSTITUTION: A lighting-emitting part(1) arranges a plurality of light emitting diodes and is provided to the wheel of a vehicle. A message transmitting part receives a character or a pattern from a wireless terminal using wireless telecommunications. A speed acquisition mean(12) obtains a present speed of the vehicle using the wireless telecommunications. A calculating means calculates the rotating speed of a wheel for the vehicle using the speed of the vehicle which is obtained by the speed acquisition mean. A light emission control part(15) controls serial or selective on/off of the light emitting diode based on the rotating speed which is calculated.

Description

Vehicle afterimage expression system {DISPLAY SYSTEM USING AFTER-IMAGE EFFECT}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an afterimage effect system for automobiles, comprising: arranging the light emitting diodes on a member such as a wheel or a wiper that rotates in an automobile, and turning on / off the light emitting diodes in time series or selectively according to the speed of the member. The present invention relates to an after-image display system for automobiles that generates a pattern signal, and expresses a character or a pattern by using the after-image effect of the light emitting diode.

When the light emitter flashes at a high visual speed and then flashes, after the stimulus of the light is removed, a certain state of excitement continues in the human visual organ, resulting in an afterimage phenomenon in which the visual action remains for a while. Conventionally, in order to maximize the visual effect in display devices, such as rods of rods and guides that are carried by traffic police or road construction guides, or luminous rods in a performance hall, afterimage effects are obtained through repetitive linear motions or rotational motions. Techniques for making payments have been continuously developed. Characters or characters can be displayed using a display device using such an afterimage effect.

Description of the Related Art A display device using the afterimage effect is disclosed in Korean Patent Laid-Open Publication No. 1999-0086565, which is a body portion having a predetermined length, and a plurality of light emitting elements in a length direction of the body portion. And a control unit for controlling the display data to be read out from the memory and the memory in which display data is stored, and the read display data to be displayed on the light emitting unit. The body is shaken in the direction so that the light emission state of the light emitting portion remains as an afterimage, so that the image is displayed.

However, in the conventional display device using the afterimage effect, a memory in which display data is stored and a control unit for controlling the display data to be read out from the memory and to display the read display data on the light emitting unit are provided as separate chips. In order to manufacture these chips, each chip has to be manufactured by a separate manufacturing process as well as a plurality of manufacturing processes, thereby increasing the manufacturing cost.

On the other hand, spectators cheer when watching a concert or a sports event of the entertainer, as the cheering while watching a concert or sports competitions in the dark or at night, if the night is dark, waving the luminescent bar and cheering.

However, there was a problem that the letters are not properly expressed according to the moving speed and the moving width of the light stick.

Therefore, it is necessary to develop a character or pattern representation system using such afterimage effects in a rotating body capable of controlling or measuring the rotation speed.

An object of the present invention is to provide a system for expressing a character or a pattern using an afterimage effect through an array of light emitting diodes mounted on a rotating member at a predetermined speed, such as a wheel and a wiper of an automobile.

In particular, it is an object of the present invention to easily grasp the speed of the vehicle from the outside by linking the speed of the vehicle with the color of the light emitting diode.

An afterimage effect expression system for automobiles according to the present invention provides the following problem solving means.

In the afterimage display system for automobiles which receives a character or a pattern through a wireless terminal according to the present invention and displays them using the afterimage effect of the light emitting diodes, a plurality of light emitting diodes are disposed and provided on a wheel of the vehicle ( 1), a text transmitter 11 for receiving a text or a pattern from the wireless terminal through wireless communication, speed obtaining means 12 for acquiring a current speed of the vehicle using wireless communication, and obtaining the speed. A calculation means 14 for calculating the rotational speed of the wheel for the vehicle using the speed of the vehicle obtained by the means, and a time-series or selective on / off of the light-emitting diode by a signal based on the calculated rotational speed It includes a light emission control means 15 for controlling the light emission control means 15 to display a specific character or pattern as an afterimage Light-emitting signal storage means 16 for storing a pattern signal set so that the light-emitting diode is turned on or off in a time-series or selectively, and a desired character or pattern may be displayed as an afterimage according to the measured rotation speed. And a light emission signal control means 17 for adjusting the interval, wherein the light emission control means 15 changes the saturation of the color of the light emitting diode according to the speed obtained by the speed obtaining means 12. Provide an expression system.
Another aspect of the present invention is a vehicle afterimage display system for receiving a character or a pattern through a wireless terminal to display it using the afterimage effect of the light emitting diode, a plurality of light emitting diodes are disposed and provided to the wheel of the vehicle A unit (1), a character transmitter (11) for receiving a character or a pattern from the wireless terminal through wireless communication, a speed acquiring means (12) for acquiring a rotational speed of a car wheel using wireless communication; And a light emission control means 15 for controlling the time-series or selective on / off of the light emitting diode according to the signal based on the obtained rotation speed, wherein the light emission control means 15 persists in a specific character or pattern. A light emitting signal storage for storing a pattern signal set to turn on / off the light emitting diodes in time series or selectively for displaying Stage 16 and light emission signal control means 17 for adjusting the interval of the pattern signal so that a desired specific character or pattern can be displayed as an afterimage according to the measured rotational speed, and the light emission control means 15 ) Provides a vehicle afterimage expression system for changing the chroma of the color of the light emitting diode according to the speed obtained by the speed obtaining means 12.
Another aspect of the present invention is a vehicle afterimage display system for receiving a character or a pattern through a wireless terminal to display it using the afterimage effect of the light emitting diode, a plurality of light emitting diodes are arranged and provided in the wiper of the vehicle A light emitting unit 1, a text transmitting unit 11 for receiving a character or a pattern from the wireless terminal through wireless communication, speed obtaining means 12 for acquiring a current speed of the vehicle using wireless communication; An angular velocity acquiring means (13) for acquiring the angular velocity of the wiper of the vehicle, and a light emission control means (15) for controlling the time-series or selective on / off of the light emitting diode by a signal based on the calculated angular velocity; In addition, the light emitting control means 15 is characterized in that the light emitting diode is time-series or selective to display a specific character or pattern as an afterimage. Generating a pattern signal set to be turned on or off, adjusting the interval of the pattern signal so that a specific character or pattern desired according to the angular velocity is displayed as an afterimage, and according to the velocity measured by the velocity obtaining means 12. The color of the light emitting diode is changed, and the light emission control means 15 provides a vehicle afterimage expression system for changing the saturation of the color of the light emitting diode according to the speed measured by the speed obtaining means 12.
Here, the light emission control means may change the color of the light emitting diode according to the calculated rotation speed.
In addition, the light emitting unit is removable.
In addition, the angular velocity obtaining means is an angular velocity sensor.
In addition, the wireless communication may use Bluetooth.
In addition, the speed obtaining means may be able to communicate with the ECU of the vehicle.

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The present invention has the effect of providing a system for expressing a character or a pattern using the afterimage effect through the arrangement of the light emitting diode mounted on the rotating member having a predetermined speed, such as a wheel and a wiper of the vehicle.

In particular, by interlocking the speed of the car and the color of the light emitting diode, it is possible to easily grasp the speed of the car from the outside.

1 is a block diagram of an embodiment of a vehicle afterimage effect representation system according to the present invention.
2 is a block diagram of another embodiment of the afterimage effect representation system for automobiles according to the present invention.
Figure 3 is an embodiment of a vehicle afterimage effect representation system according to the present invention.
Figure 4 is an embodiment of a vehicle afterimage effect representation system according to the present invention.

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

However, in describing the present invention, when it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted. Even if the terms are the same, if the displayed portions are different, it is to be noted that the reference numerals do not match.

The terms to be described below are terms set in consideration of functions in the present invention, and may be changed according to a user's intention or custom such as an experimenter and a measurer, and the definitions should be made based on the contents throughout the present specification.

The expression system using the afterimage effect displays characters or pictures by using afterimage effects of light emission from a plurality of light emitting diodes installed on one side of the light emitting unit. In the retina, the object is continuously displayed according to the moving path of the object. In particular, when the light emitting object is moved at a certain speed or more, the afterimage effect is more accurately represented. The expression system of the present invention uses the afterimage effect to emit light at a predetermined time interval by using a plurality of light emitting devices installed on one side of the light emitting unit, so that the letters or pictures are displayed differently.

1 is a configuration diagram of an afterimage effect expression system for automobiles according to the present invention, which is provided in an automobile wheel.

In the afterimage display system for automobiles which receives a character or a pattern through a wireless terminal according to the present invention and displays them using the afterimage effect of the light emitting diodes, a light emitting unit (1) in which a plurality of light emitting diodes are arranged and provided to a wheel of a vehicle (1) ), A text transmitting unit 11 for receiving a text or a pattern from the wireless terminal using wireless communication, speed obtaining means 12 for obtaining a current speed of the vehicle using wireless communication, and the speed obtaining means. A calculation means 14 for calculating the rotational speed of the wheel for the vehicle by using the speed of the vehicle obtained by the vehicle; and a time-series or selective on / off of the light-emitting diode by means of a signal based on the calculated rotational speed. Light emission control means 15 for controlling.

The light emitting unit 1 includes a plurality of light emitting diodes (LEDs), and the plurality of light emitting diodes are repeatedly arranged at regular intervals.

For afterimage display LEDs, an important characteristic is the brightness (mcd) of a single device. The present invention is applied to the InGaAlP (560nm ~ 640nm), GaN (430nm ~ 530nm), GaAlAs (650nm ~ 660nm), white LED containing a fluorescent material in the blue LED, RG B combination white LED of more than 700mcd It is necessary to secure sufficient visibility within 100m using.

The character transmitter 11 receives a character or a pattern from a wireless terminal to be expressed by using the afterimage effect through wireless communication. The wireless terminal may be a PDA, a mobile communication terminal, a navigation, or the like. Wireless communication may include a variety of means, including a mobile communication network, such as Bluetooth, infrared communication.

The speed acquiring means 12 may be a speed sensor, and may measure the speed of the vehicle using the built-in GPS. However, more precisely, it is desirable to obtain the current speed of the vehicle as a digital value through communication with the ECU of the vehicle. The speed obtaining means 12 can also directly obtain the rotational speed of the wheel of the vehicle from the ECU.

The communication with the ECU may use a method such as Bluetooth.

 The calculating means 14 can measure the rotational speed of the automobile wheels through the relationship between the current vehicle speed and the diameter of the automobile wheels.

The light emission control means 15 includes light emission signal storage means 16 for storing a pattern signal set to turn on / off the light emitting diodes in time series or selectively for displaying a specific character or pattern as an afterimage, and the measured rotation speed. The light emitting signal control means 17 adjusts the interval of the pattern signal so that a desired specific character or pattern may be displayed as an afterimage.

In addition, the light emission control means may change the color of the light emitting diode according to the obtained speed. For example, the red color is stronger as the speed of the car increases, and the blue color is stronger as the speed of the car decreases.

Alternatively, the light emission control means may change the chroma of the color of the light emitting diode according to the obtained speed. For example, as the speed of the car increases, the saturation increases and is expressed in bold.

This allows the outside world to predict the magnitude of the car's current speed.

2 is a configuration diagram of the afterimage effect expression system for automobiles according to the present invention, which is provided in an automobile wiper.

Another example of the afterimage effect expression system according to the present invention is provided in a wiper of an automobile, wherein a plurality of light emitting diodes are disposed and provided to the wiper of the automobile, and a character from the wireless terminal using wireless communication. Alternatively, the character transmitter 11 receiving the pattern, the angular velocity acquiring means 13 for acquiring the angular velocity of the wiper of the vehicle, and the time-based or selective on / off of the light emitting diode by the signal based on the obtained angular velocity A light emission control means 15 for controlling the off, wherein the light emission control means 15 receives a pattern signal which is set such that the light emitting diodes are turned on / off in time series or selectively in order to display a specific character or a pattern as an afterimage. The light emitting signal storing means 16 to store and the desired specific character or pattern may be displayed as an afterimage according to the angular velocity. It characterized in that it comprises a light emitting signal control means 17 for adjusting the interval of the pattern signal.

The outer wiper is a reciprocating movement alternately in the direction of movement within a predetermined angle range, the movement distance is increased toward the outside, the speed is faster. That is, the angular velocity is constant, but the linear velocity increases as it moves away from the center of rotation. By measuring the angular velocity, the linear velocity can be measured.

The angular velocity obtaining means 13 may be an angular velocity sensor or the like. This may be provided to the light emitting portion 1.

The afterimage effect expression system according to the present invention may further include a speed obtaining means 12 for obtaining a current speed of the vehicle using wireless communication. Through this, the speed of the vehicle is obtained, and the light emission control means may change the color of the light emitting diode according to the obtained speed. For example, the red color is stronger as the speed of the car increases, and the blue color is stronger as the speed of the car decreases.

Alternatively, the light emission control means may change the chroma of the color of the light emitting diode according to the obtained speed. For example, as the speed of the car increases, the saturation increases and is expressed in bold.

In general, the light emitting unit provided in the wiper is preferably provided in the rear wiper rather than provided in the front wiper of the vehicle. When provided to the front wiper there is a problem that interferes with the driver's vision. When provided to the rear wiper, the driver of the car driving behind can recognize the status or message of the car in front of it.

In particular, the present invention is characterized in that it is possible to immediately input a character or pattern to be expressed using a wireless terminal. Therefore, the driver in the front has the advantage of being able to express his / her opinion immediately to the driver of the driver in the rear.

3 and 4 are embodiments of the afterimage effect expression system for a vehicle according to the present invention. FIG. 3 is an embodiment in which characters are represented using afterimages on a wheel of an automobile, and FIG. 4 is an embodiment in which characters are represented using afterimages on a wiper.

The present invention is not limited to the scope of the embodiments by the above embodiments, all having the technical spirit of the present invention can be seen to fall within the scope of the present invention, the present invention is the scope of the claims by the claims Note that is determined.

DESCRIPTION OF SYMBOLS 1 Light emitting part, 11 character transmission part, 12 speed acquisition means, 13 acceleration acquisition means, 14 calculation means, 15 light emission control means, 16 light emission signal storage means, 17 light emission signal control means

Claims (15)

In the afterimage display system for automobiles for receiving a character or a pattern through a wireless terminal to display it using the afterimage effect of the light emitting diode,
A light emitting unit 1 disposed with a plurality of light emitting diodes and provided to a wheel of an automobile;
A text transmitter 11 which receives a text or a pattern from the wireless terminal by using wireless communication;
Speed acquiring means 12 for acquiring a current speed of the vehicle using wireless communication;
Calculating means (14) for calculating the rotational speed of the wheel for the vehicle using the speed of the vehicle obtained by the speed obtaining means;
A light emission control means 15 for controlling the time-series or selective on / off of the light emitting diode by a signal based on the calculated rotation speed,
The light emission control means 15,
Light-emitting signal storage means (16) for storing a pattern signal set to turn on / off the light-emitting diode in time series or selectively for displaying a specific character or pattern as an afterimage;
And a light emission signal control means 17 for adjusting the interval of the pattern signal so that a desired specific character or pattern can be displayed as an afterimage according to the measured rotation speed.
The light emission control means 15 changes the chroma of the color of the light emitting diode according to the speed obtained by the speed obtaining means 12,
Automotive afterimage expression system. In the afterimage display system for automobiles for receiving a character or a pattern through a wireless terminal to display it using the afterimage effect of the light emitting diode,
A light emitting unit 1 disposed with a plurality of light emitting diodes and provided to a wheel of an automobile;
A text transmitter 11 which receives a text or a pattern from the wireless terminal by using wireless communication;
Speed acquiring means 12 for acquiring the rotational speed of the automobile wheel using wireless communication;
A light emission control means 15 for controlling the time-series or selective on / off of the light emitting diode by a signal based on the obtained rotation speed,
The light emission control means 15,
Light-emitting signal storage means (16) for storing a pattern signal set to turn on / off the light-emitting diode in time series or selectively for displaying a specific character or pattern as an afterimage;
And a light emission signal control means 17 for adjusting the interval of the pattern signal so that a desired specific character or pattern can be displayed as an afterimage according to the measured rotation speed.
The light emission control means 15 changes the chroma of the color of the light emitting diode according to the speed obtained by the speed obtaining means 12,
Automotive afterimage expression system.
delete delete In the afterimage display system for automobiles for receiving a character or a pattern through a wireless terminal to display it using the afterimage effect of the light emitting diode,
A light emitting unit 1 disposed with a plurality of light emitting diodes and provided to a wiper of an automobile;
A text transmitter 11 which receives a text or a pattern from the wireless terminal by using wireless communication;
Speed acquiring means 12 for acquiring a current speed of the vehicle using wireless communication;
An angular velocity acquiring means 13 for acquiring an angular velocity of the wiper of the vehicle;
A light emission control means 15 for controlling the time-series or selective on / off of the light emitting diode by a signal based on the calculated angular velocity,
The light emission control means 15 generates a pattern signal that is set so that the light emitting diodes are turned on or off in time series or selectively in order to display a specific character or a pattern as an afterimage, so that a specific specific character or a pattern is desired according to the angular velocity. Adjust the interval of the pattern signal to be displayed, change the color of the light emitting diode according to the speed measured by the speed obtaining means 12,
The light emission control means 15 changes the chroma of the color of the light emitting diode according to the speed measured by the speed acquisition means 12,
Automotive afterimage expression system.
delete delete The method according to any one of claims 1, 2, 5,
The light emission control means changes the color of the light emitting diode according to the calculated rotation speed,
Automotive afterimage expression system.
delete delete delete Claim 12 was abandoned upon payment of a registration fee. The method according to any one of claims 1, 2, 5,
The light emitting unit is removable,
Automotive afterimage expression system. Claim 13 was abandoned upon payment of a registration fee. The method according to claim 5,
The angular velocity obtaining means is an angular velocity sensor,
Automotive afterimage expression system. Claim 14 was abandoned when the registration fee was paid. The method according to any one of claims 1, 2, 5,
The wireless communication uses Bluetooth,
Automotive afterimage expression system. The method according to any one of claims 1, 2, 5,
The speed obtaining means is capable of communicating with the ECU of the vehicle,
Automotive afterimage expression system.

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