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WO2012169668A1 - Panneau publicitaire changeant de couleur reposant sur un système de commande des couleurs en fonction d'une valeur de mesure du facteur environnemental extérieur - Google Patents

Panneau publicitaire changeant de couleur reposant sur un système de commande des couleurs en fonction d'une valeur de mesure du facteur environnemental extérieur Download PDF

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Publication number
WO2012169668A1
WO2012169668A1 PCT/KR2011/004162 KR2011004162W WO2012169668A1 WO 2012169668 A1 WO2012169668 A1 WO 2012169668A1 KR 2011004162 W KR2011004162 W KR 2011004162W WO 2012169668 A1 WO2012169668 A1 WO 2012169668A1
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WO
WIPO (PCT)
Prior art keywords
value
color
billboard
initial
bulb temperature
Prior art date
Application number
PCT/KR2011/004162
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English (en)
Korean (ko)
Inventor
박동식
Original Assignee
주식회사 디자인경남
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 주식회사 디자인경남 filed Critical 주식회사 디자인경남
Priority to PCT/KR2011/004162 priority Critical patent/WO2012169668A1/fr
Publication of WO2012169668A1 publication Critical patent/WO2012169668A1/fr

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
    • G09F27/005—Signs associated with a sensor
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
    • G09F27/007—Displays with power supply provided by solar cells or photocells
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2320/00—Control of display operating conditions
    • G09G2320/06—Adjustment of display parameters
    • G09G2320/0666—Adjustment of display parameters for control of colour parameters, e.g. colour temperature
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2330/00—Aspects of power supply; Aspects of display protection and defect management
    • G09G2330/02—Details of power systems and of start or stop of display operation
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2360/00—Aspects of the architecture of display systems
    • G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
    • G09G2360/144—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light being ambient light

Definitions

  • the present invention can be self-powered by solar energy, by measuring the external environmental factors such as solar radiation, temperature, humidity, wind speed through a sensor, by correcting the temperature according to the measured value, to the corrected temperature value
  • the present invention relates to a visual color conversion LED billboard for inducing automatic color change of the LED billboard.
  • Color is information that affects people's emotions, and many researchers have studied the relationship between understanding color and emotion, psychology, emotion, and personality. Emotion blue is depressed and sad.
  • the information is given by the given value irrespective of the change of the surrounding environmental factors, thereby giving a standardized feeling, thereby lowering the advertising effect.
  • the present invention by supplying power to the billboard using solar energy, by changing the color of the billboard using a color conversion control logic according to external environmental factors such as temperature, humidity, solar radiation, wind speed.
  • the purpose of this study is to provide a color conversion billboard using a color control system according to the measurement of environmental factors that can maximize the advertising effect by inducing a suitable color change according to external environmental factors affecting human psychology. .
  • the present invention uses the color control system by the outdoor environmental monitoring to automatically perform the color conversion of the billboard by controlling the color of the billboard through the control algorithm after measuring the environmental factors of the outdoor through a sensor Color conversion billboards,
  • Color conversion billboard is formed along the surface circumference, the color conversion billboard using a color control system according to the measurement of the environmental factors of the outdoor solar cell module for condensing the sunlight into electrical energy is configured as the main technical configuration.
  • the outdoor environmental factors are temperature, humidity, solar radiation, and wind speed, and after measuring the environmental factors, the temperature color values are corrected according to the measured environmental factor values.
  • the color conversion process of the billboard by the control algorithm comprises the steps of measuring the initial dry bulb temperature value (A) and the initial wet bulb temperature value (B), the initial solar radiation value (C), the initial wind speed value (E),
  • the difference between the initial dry bulb temperature value (A) and the dry bulb temperature value (A ') is less than 10 ° after measuring the wet bulb temperature value (B'), after the initial wet bulb temperature value (B) and 1 hour Maintaining the color when the difference between the wet bulb temperature value B 'is less than 5 °, and correcting the color according to the D value when the wet bulb temperature value is greater than 5 °;
  • the solar radiation value (C') is measured, and then the initial solar radiation value (C) and the solar radiation value after 1 hour ( Maintaining the color when the difference of C ') is less than 200 cal, and correcting the color according to the solar radiation value when exceeding 200 cal;
  • the difference between the initial solar radiation value (C) and the solar radiation value (C ') after 1 hour is less than 200 cal, after measuring the wind speed value (E'), the initial wind speed value (E) and the wind speed value (E ') after 1 hour If the difference is less than 0.5m / sec, the color is maintained, and if it exceeds 0.5m / sec, the color is corrected according to the wind speed value.
  • the correction according to the D value is to perform a correction to increase the temperature by 5 degrees when the D value belongs to a value of 70 or more and less than 86,
  • Correction according to the solar radiation value is to perform a correction to increase the temperature by 5 degrees when the solar radiation value is more than 800cal or more than 1,400cal,
  • the correction according to the wind speed value is characterized in that the correction is performed to lower the temperature by 5 degrees when the wind speed value falls within a value of 0.5m / sec or more and less than 2.0m / sec.
  • the color conversion control logic according to the environmental factors and outdoor billboards using the same according to the present invention can reduce power consumption due to self-generation through solar energy, and color conversion by using natural factors that change every moment as a factor. By doing so, it has the effect of increasing the advertising effect appealing to the human emotion according to the effect of the advertising of various colors and colors.
  • FIG. 1 is a view showing a color control system according to the measurement of environmental factors in the outdoor according to the present invention.
  • FIG. 2 is a diagram of a photochromic variable control circuit according to the present invention.
  • FIG. 3 is a view showing the structure of a capacitive sensor which is a humidity sensor according to the present invention.
  • Figure 4 is a graph showing that the photocurrent is proportionally changed by the amount of sunlight of the solar radiation sensor according to the present invention.
  • 5 is a color graphics showing the relationship between temperature and color according to the present invention.
  • FIG. 6 is a flowchart illustrating a control algorithm according to the present invention.
  • FIG. 7 is a cross-sectional view showing the layer structure of the HIT-based solar cell film.
  • FIG. 1 is a block diagram illustrating the components of a color conversion billboard using a color control system according to an outdoor environmental factor measurement value according to the present invention, which is composed of a color conversion billboard and a solar cell module.
  • the color conversion billboard is a color conversion of the billboard is automatically performed by measuring the environmental factors of the outdoor with a sensor, and then controlling the color of the billboard through the control algorithm.
  • It consists of a billboard body, RGB module, multi sensor unit, A / D converter, and microcontroller.
  • the billboard main body has a rectangular or circular shape, and the list of contents to be advertised is color-transformed using a color control system according to an outdoor environmental factor measurement value.
  • the RGB module is located inside the main body of the billboard, and at least one of red, blue, green, and yellow LEDs is selected and converted according to the light color variable control signal of the main controller.
  • a color LED module is formed, and at least one of a red LED, an ultra-red LED, a blue LED, a green LED, and a yellow LED is formed on one side of a single color LED module.
  • the full color LED module is selected to have a plurality of wavelengths.
  • the color conversion billboard according to the present invention is configured to detect the power output during the operation of the RGB module through the power sensing resistor, and transmit the load power according to the RGB module to the microcontroller.
  • the power sensing resistor R2 is configured between the RGB module and the microcontroller of the color conversion billboard, and the reaction current flowing linearly according to the strength of the load power according to the operation of the RGB module is converted into a voltage through the power sensing resistor R2. Convert it and send it to one side of the input terminal of the microcontroller.
  • the microcontroller calculates the strength of the load power according to the operation of the RGB module and the strength of the DC voltage output from the DC-DC converter, and outputs the insufficient voltage as a PWM output control signal to the DC-DC converter.
  • the multi-sensor unit is installed on one side of the billboard main body to measure the ambient temperature, humidity, solar radiation, wind speed, which is composed of a temperature sensor, humidity sensor, light sensor, wind speed sensor.
  • the sensor is a negative characteristic thermistor (NTC) having a negative temperature coefficient
  • NTC negative characteristic thermistor
  • the analog value measured by the sensor is converted into a digital value through the A / D converter, and enters the input of the P1 port of the microcontroller to measure the temperature value Done.
  • the temperature value is repeatedly measured at regular intervals, and the measured temperature value causes the program to output a PWM signal that compensates the light output for temperature.
  • the circuit should be designed considering the temperature characteristics when designing the driving circuit.
  • the temperature change not only changes the luminous flux by changing the voltage and current of the high brightness LED, but also changes the color by changing the intrinsic wavelength of the high brightness LED.
  • the temperature and color are first mapped through the color in relation to the temperature, and thus, the humidity and the amount of solar radiation are applied to the color conversion logic related to the first temperature.
  • the correction is made by the wind speed, and the correction is as shown in Tables 1 to 3 above.
  • Temperature sensors are generally divided into contact and non-contact type. Types of temperature sensors include contact type thermal expansion sensors, metal resistance thermometers, thermistors, IC temperature sensors, quartz temperature sensors, and non-contact type pyroelectric temperature sensors and quantum temperature sensors. In the present invention, using an IC temperature sensor using the thermoelectric principle, the temperature range of the IC temperature sensor is -200 ⁇ 800 °C.
  • the wind speed sensor is a device for measuring the speed of wind. It consists of a part that is heated while exposed to the wind, an ohmic-dependent electric resistor structure that is in contact with the surface to have intimate thermal contact with the part, and a measuring part connected to the electric resistor. do.
  • the measurement principle of this wind speed sensor is to sum up the values of the resistance sensors according to the heating temperature when heating the parts to which the two resistance sensors are attached evenly by ohmic heat. It is to transfer heat energy so that the value becomes a predetermined value. When the specified point is reached, the difference between the measured resistance values of each sensor is calculated.
  • Dew point humidity sensor wet and dry bulb humidity sensor, diffusion type humidity sensor, infrared humidity sensor, etc. belong to the former, hair hygrometer, thin film or thick film humidity sensor, color hygrometer, etc. belong to the latter.
  • Polymeric humidity sensors can be divided into organic materials such as cellulose and polyimide, and electrolyte systems using hydrophilicity and swelling.
  • Organic materials-based humidity sensors can be classified into four types and have the characteristics of using ion conductivity, capacitance, dielectric constant, displacement and mass change by expansion.
  • a capacitive humidity sensor is used, and the capacitive humidity sensor has a structure in which a polymer film is formed between two electrodes.
  • the two electrodes serve as an electrode for applying a direct current and the polymer film absorbs moisture.
  • It uses the principle that the capacitance changes according to the water molecular weight adsorbed or desorbed on the polymer membrane material, and the measurement range is wide from 0 to 100% RH and has a linear output according to humidity.
  • Vertical and horizontal types are used for the structure of the capacitive sensor, and the structure thereof is shown in FIG. 4.
  • the solar sensor uses a photosensor, and as shown in FIG. 4, the photocurrent is changed in proportion to the amount of sunlight, and the solar sensor senses the illuminance and the solar radiation simultaneously by one sensor value. do.
  • the formula for the solar radiation is as follows.
  • the A / D converter serves to convert analog data measured from the sensor unit into digital data.
  • the microcontroller receives the digital data converted from the A / D converter, corrects the RGB color value according to the measured value after the time set in the initial value, and controls the RGB LED driving PWM with the corrected RGB color value. It sends the driving signal to the RGB LED module.
  • the RGB LED module is connected to the output terminal through sensing resistor R2, and the strength of load power according to the operation of the RGB LED module is input, and the RGB color correction unit is connected to the other side of the output terminal to convert RGB color values to temperature, humidity, and solar radiation. It is configured to sort and output according to the wind speed.
  • the solar cell module is formed along the surface circumference of the color conversion billboard, and collects sunlight to convert it into electrical energy.
  • It consists of a HIT-based solar cell film and a rechargeable battery unit.
  • the HIT-based solar cell serves to condense sunlight and convert it into electrical energy.
  • an amorphous silicon layer is stacked on a surface of a single crystal silicon substrate, which is a power generation layer, and a transparent conductive film layer is formed on the amorphous silicon layer to have a cell thickness of 98 ⁇ m and an open voltage of 0.743. It is formed by HIT (Heterojunction with Intrinsic Thin Layer) based on V, short-circuit current 38.8mA / cm2.
  • HIT Heterojunction with Intrinsic Thin Layer
  • the HIT-based solar cell film according to the present invention has no fragile characteristics, is easy to install, excellent in durability, and can be fully developed in a small amount of roughness even in cloudy weather, and the material is a single crystal silicon substrate. It is composed of the power generation layer of + amorphous silicon layer + transparent conductive film layer, the bending force is extremely good, the weight is 1/10 of the weight of the existing solar panel, ultra light, the cell thickness is 98 ⁇ m, easy to carry, and the power generation efficiency It has 40W / M 2 characteristics.
  • the rechargeable battery unit is composed of N rechargeable batteries, and accumulates the electric energy converted through the HIT-based solar cell film to supply power to the RGB LED module.
  • FIG. 6 is a flowchart illustrating a control algorithm according to the present invention.
  • the control algorithm includes the steps of measuring an initial dry bulb temperature value (A) and an initial wet bulb temperature value (B), an initial solar radiation value (C), and an initial wind speed value (E),
  • Equation 1 is calculated using the values measured using a dry bulb thermometer and a wet bulb thermometer.
  • a first color correction step of correcting the RGB color value determined according to the initial dry bulb temperature value A according to the calculated D value is performed.
  • Table 4 ⁇ u> Compensation by wind speed value ⁇ / u> Wind speed sensor Temperature table correction 0.5 m / sec or more Less than 1.0 m / sec Descend by 5 degrees 1.0 m / sec or more Less than 1.5 m / sec Descend by 5 degrees 1.5 m / sec or more Less than 2.0 m / sec Descend by 5 degrees
  • the dry bulb temperature value A is measured again to apply temperature color value correction according to the dry bulb temperature value.
  • the dry bulb temperature value (A ') is measured after 1 hour.
  • the difference between the initial dry bulb temperature value (A) and the dry bulb temperature value (A') after 1 hour is less than 10 °, the color is maintained and 10 ° is measured.
  • the RGB color value is corrected according to the temperature value.
  • the RGB color value may be variously corrected according to the temperature value, but as a specific example, as shown in FIG. 5, the color change according to the temperature correction is performed according to the color determined for each temperature region.
  • the wet bulb temperature value B' is measured while maintaining the color.
  • the color is maintained when the temperature is less than 5 °, and when the temperature exceeds 5 °, the D is measured.
  • the color is corrected according to the value.
  • the correction according to the D value is performed under the same conditions as the D value correction of Table 2 described above.
  • the color is maintained, and when it exceeds 200 cal, the color is corrected according to the solar radiation value.
  • the correction according to the solar radiation value follows the correction according to the solar radiation value of Table 3 described above.
  • the wind speed value E' is measured while maintaining the color.
  • the color is maintained. If the wind speed is greater than 0.5 m / sec, the color is corrected according to the wind speed value. In this case, the correction is based on the wind speed value correction in Table 4 above.
  • the light color variable control circuit of the LED billboard is based on a pulse driving circuit, and generates a PWM control signal for varying light color using a microcontroller.
  • the control circuit consists of one microcontroller, one D flip-flop, and eight NPN transistors for switching. To remove the delay of PWM signal, connect the buffer IC to the output of D Flip-Flop.
  • the microcontroller has 8K byte ROM and 256 ⁇ 8bit RAM, so there is no need for external ROM or RAM, and it has many advantages in terms of function and space. It can also directly interface with a computer using a communication port. .
  • the buffer IC section is connected to the 8-bit input of the buffer IC and the output of the D flip-flop. Each pin of the buffer IC is connected to the base pin of the switching transistor.
  • the Buffer IC is also connected to two of the P3 ports to operate the Buffer IC.
  • the color conversion billboard using the color control system by outdoor environmental monitoring according to the present invention can reduce power consumption by self-generation by solar energy, and maximize the advertisement effect by controlling various colors automatically according to external environmental factors. Industrial availability is high.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Control Of El Displays (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)

Abstract

La présente invention concerne un panneau publicitaire changeant de couleur reposant sur un système de commande des couleurs en surveillant l'environnement extérieur et, plus précisément, un panneau publicitaire changeant de couleur reposant sur un système de commande des couleurs en fonction d'une valeur de mesure du facteur environnemental extérieur, comprenant : le panneau publicitaire changeant de couleur reposant sur le système de commande des couleurs en surveillant l'environnement extérieur, en mesurant le facteur environnemental extérieur à l'aide d'un capteur, puis en commandant la couleur du panneau publicitaire au moyen d'un algorithme de commande basé sur la valeur de mesure, changeant ainsi automatiquement la couleur du panneau publicitaire ; et un module de cellule solaire, formé le long d'un périmètre de surfaces du panneau publicitaire changeant de couleur, pour capturer et convertir la lumière du soleil en énergie électrique.
PCT/KR2011/004162 2011-06-08 2011-06-08 Panneau publicitaire changeant de couleur reposant sur un système de commande des couleurs en fonction d'une valeur de mesure du facteur environnemental extérieur WO2012169668A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/KR2011/004162 WO2012169668A1 (fr) 2011-06-08 2011-06-08 Panneau publicitaire changeant de couleur reposant sur un système de commande des couleurs en fonction d'une valeur de mesure du facteur environnemental extérieur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2011/004162 WO2012169668A1 (fr) 2011-06-08 2011-06-08 Panneau publicitaire changeant de couleur reposant sur un système de commande des couleurs en fonction d'une valeur de mesure du facteur environnemental extérieur

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WO2012169668A1 true WO2012169668A1 (fr) 2012-12-13

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PCT/KR2011/004162 WO2012169668A1 (fr) 2011-06-08 2011-06-08 Panneau publicitaire changeant de couleur reposant sur un système de commande des couleurs en fonction d'une valeur de mesure du facteur environnemental extérieur

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107945660A (zh) * 2017-11-22 2018-04-20 广东欧珀移动通信有限公司 显示屏组件及电子设备

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200288980Y1 (ko) * 2002-02-25 2002-09-11 애드문피오피(주) 색상 가변 광고간판
KR200387500Y1 (ko) * 2005-03-29 2005-06-17 이정우 광색 변화되는 광고판
KR100988593B1 (ko) * 2010-04-07 2010-10-18 주식회사 디자인경남 실외의 환경인자 측정값에 따른 색 제어시스템을 이용한 색변환 광고판

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200288980Y1 (ko) * 2002-02-25 2002-09-11 애드문피오피(주) 색상 가변 광고간판
KR200387500Y1 (ko) * 2005-03-29 2005-06-17 이정우 광색 변화되는 광고판
KR100988593B1 (ko) * 2010-04-07 2010-10-18 주식회사 디자인경남 실외의 환경인자 측정값에 따른 색 제어시스템을 이용한 색변환 광고판

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107945660A (zh) * 2017-11-22 2018-04-20 广东欧珀移动通信有限公司 显示屏组件及电子设备

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