CN100346202C - Brightness control device and method for intelligent display panel - Google Patents

Abstract

The invention relates to a brightness control device and method of intelligent display panel, mainly using light detector to obtain brightness value of external environment and internal display panel, then calculating and comparing out internal brightness adjustment by microchip system, then making converter convert internal brightness adjustment value signal, and transmitting it to brightness control module to adjust display panel brightness, making display panel brightness be internal brightness adjustment value.

Description

Brightness control device and method for intelligent display panel

technical field

The present invention relates to a brightness control device and method for a display panel, in particular to an intelligent brightness control device and method for a display panel with an intelligent mechanism for adjusting and controlling the brightness of a display panel as a basis for light source adjustment.

Background technique

Regarding the way that the existing known technology is applied to the brightness control of the computer display panel, the brightness of the display panel is manually adjusted through the rotary knob on the display panel, which is quite inconvenient to use, and when the brightness of the surrounding environment changes, the user It is necessary to manually adjust the brightness of the display panel again through the display panel knob, which causes a lot of trouble for users. In addition, users often adjust the brightness value too high without knowing it, which shortens the life of the display panel. .

Also, when the previous user has adjusted the brightness of the display panel and finished using it, when the next user wants to use it, he always feels that the brightness adjusted by the previous user is not satisfactory, that is, it is not bright enough or too bright. Therefore, the brightness of the display panel will be adjusted again. After the display panel has been adjusted many times, the life of the display panel will decrease faster than the above situation, and the display effect will be poor.

In addition, the liquid crystal display panel of a notebook computer is no exception. Users also need to manually adjust the brightness of the liquid crystal display panel by themselves. Therefore, when many users use it, they often adjust the brightness value too high, which not only reduces the The service life of the LCD panel is shortened, and the power consumption of the notebook computer is increased. Especially when the notebook computer is powered by a battery, the user adjusts the brightness of the display panel to be darker in order to save power, which makes the eyes tired easily. And damage the eyesight, so the brightness of the display panel is not suitable for too bright or too dark, and often adjust the brightness manually, it is easy to cause the converter inside the display panel to often change the brightness of the display panel, such a long-term adjustment will cause the converter and The button is easily damaged, and it would not be worth the candle to damage the display panel to the point of non-functioning.

It can be seen that the above-mentioned existing brightness control device for display panel and its method obviously still have inconveniences and defects in terms of structure, method and use, and further improvement is urgently needed. In order to solve the problems existing in the brightness control device and method of the display panel, the relevant manufacturers have tried their best to find a solution, but no suitable design has been developed for a long time, and there is no suitable structure for general products. Solve above-mentioned problem, this obviously is the problem that relevant industry is eager to solve.

In view of the defects in the above-mentioned existing brightness control devices and methods for display panels, the inventors have actively researched and innovated based on years of rich practical experience and professional knowledge in the design and manufacture of such products, and in conjunction with the application of academic theories. The creation of a new intelligent display panel brightness control device and its method can improve the general existing display panel brightness control device and its method, making it more practical. Through continuous research, design, and after repeated trial samples and improvements, the present invention with practical value is finally created.

Contents of the invention

The object of the present invention is to overcome the defects of the existing brightness control device and method of the display panel, and provide a new brightness control device and method of the intelligent display panel. The technical problem to be solved is to make it available To solve the shortcomings of traditional display panels that manually adjust the brightness of the display panel according to the user's own needs for the brightness of the display panel, and overcome the problem that the user often adjusts too high a brightness value during manual adjustment, which causes the life of the display panel to decrease. , which is more suitable for practical use.

The purpose of the present invention and the solution to its technical problems are achieved by adopting the following technical solutions. A brightness control device for an intelligent display panel according to the present invention includes: a display panel including a front surface and a back panel; at least one first photodetector arranged at an outer position of the display panel; At least one second light detector is arranged at the inner position of the display panel; a microchip system is arranged at the inner position of the display panel; a converter is arranged at the inner position of the display panel; and a brightness control module is arranged at the inner position of the display panel Displays the inner position of the panel.

The purpose of the present invention and its technical problems can also be further realized by adopting the following technical measures.

In the aforementioned brightness control device for an intelligent display panel, the display panel is a liquid crystal screen.

In the aforementioned brightness control device for an intelligent display panel, the display panel is a notebook computer screen.

In the aforementioned brightness control device for an intelligent display panel, the microchip system is a chipset.

In the aforementioned brightness control device for an intelligent display panel, the first light detector is further arranged above the display panel.

In the aforementioned brightness control device for an intelligent display panel, the first light detector includes a light guide bar.

In the aforementioned brightness control device for an intelligent display panel, the second light detector includes a light guide bar.

In the aforementioned brightness control device for an intelligent display panel, the light guide column is a hollow column.

In the aforementioned brightness control device for an intelligent display panel, the light guide column is a hollow column.

The purpose of the present invention and the solution to its technical problems are also achieved by the following technical solutions. A method for controlling the brightness of an intelligent display panel according to the present invention includes the following steps: providing an external brightness value, using a first light detector to obtain the brightness value of the external environment; providing an internal brightness value, using the second light The detector obtains the internal brightness value of the display panel; provides an internal brightness adjustment value, uses the microchip system to calculate and compare the external brightness value and the internal brightness value to obtain an internal brightness adjustment value; converts the internal brightness adjustment value signal, and uses the converter to convert the internal brightness an adjustment value signal; and setting the display panel as the internal brightness adjustment value, and using the brightness control module to set the display panel brightness as the internal brightness adjustment value.

The purpose of the present invention and its technical problems can also be further realized by adopting the following technical measures.

In the brightness control method of the aforementioned intelligent display panel, wherein the external brightness value is higher than the internal brightness value, the internal brightness value is increased to the internal brightness adjustment value.

In the brightness control method of the aforementioned intelligent display panel, wherein the external brightness value is lower than the internal brightness value, the internal brightness value is lowered to the internal brightness adjustment value.

In the aforementioned brightness control method for an intelligent display panel, the internal brightness adjustment value is greater than the external brightness value.

In the brightness control method of the aforementioned intelligent display panel, the internal brightness adjustment value is equal to the internal brightness value.

In the aforementioned brightness control method for an intelligent display panel, the internal brightness adjustment value is smaller than the internal brightness value.

In the brightness control method of the aforementioned intelligent display panel, the internal brightness adjustment value is equal to the internal brightness value.

Compared with the prior art, the present invention has obvious advantages and beneficial effects. It can be seen from the above technical solutions that in order to achieve the above-mentioned purpose of the invention, the present invention proposes a brightness control device and method for an intelligent display panel, which mainly collects an external brightness through a first light detector located outside the display panel. value, and collect an internal luminance value of a display panel through another second photodetector inside the display panel, and transmit the external ambient luminance value and the internal luminance value to the microchip (the chip is the chip , hereinafter referred to as the chip) system for calculation and comparison, and then calculate the internal brightness adjustment value of the display panel, and then send the optimal brightness of the display panel to the converter, and the converter adjusts the display panel to the internal brightness Adjusting the value, in addition, adding a light guide column in front of the first light detector and the second light detector can increase the light sensing efficiency.

With the above technical solution, the brightness control device and method of the intelligent display panel of the present invention have at least the following advantages:

The brightness control device and method of the intelligent display panel of the present invention mainly use the following steps to set the brightness of the display panel as the internal brightness adjustment value, which is to use the light detector to obtain the internal and external brightness values, and then calculate through the microchip system And compare the internal brightness adjustment value, and then let the converter convert the signal of the internal brightness adjustment value according to the obtained internal brightness adjustment value, and send the signal to the brightness control module, which is to set the brightness of the display panel as the internal brightness adjustment Value, through the use of the present invention, when the user uses the display panel, the display panel itself can be adjusted to the internal brightness adjustment value, which can solve the inconvenience and trouble that the user needs to manually set the brightness of the display panel. In addition, the present invention is more It can avoid the dilemma of manually setting the brightness of the display panel, which often causes the display panel to be too bright or too dark, which shortens the life of the display panel, and also reduces the chance of damage to the converter for adjusting the brightness of the display panel.

To sum up, the brightness control device and method of the new intelligent display panel of the present invention mainly uses the light detector to obtain the brightness value of the external environment and the internal display panel, and then calculates and compares the internal brightness adjustment by the microchip system. Then let the converter convert the internal brightness adjustment value signal, and send it to the brightness control module to adjust the brightness of the display panel, so that the brightness of the display panel is the internal brightness adjustment value. Through the application of the present invention, when the user uses the display panel, the display The panel itself adjusts the internal brightness value by itself, and when the surrounding brightness changes, it will automatically adjust the internal brightness value of the display panel. It can be used to solve the shortcomings of the traditional display panel that manually adjusts the brightness of the display panel according to the user's own demand for the brightness of the display panel, and can overcome the problem that the user's manual adjustment often adjusts too high a brightness value, which causes the life of the display panel to decrease. . It has the above-mentioned many advantages and practical value, and there is no similar structural design and method publicly published or used in similar products and methods, so it is indeed innovative, and it has great advantages no matter in product structure, method or function. Improvement, great progress has been made in technology, and has produced easy-to-use and practical effects, and has improved multiple functions compared with the existing brightness control device and method of the display panel, so it is more suitable for practical use, and has The extensive utilization value of the industry is a novel, progressive and practical new design.

The above description is only an overview of the technical solution of the present invention. In order to better understand the technical means of the present invention, it can be implemented according to the contents of the description, and in order to make the above and other purposes, features and advantages of the present invention more obvious and understandable , the following preferred embodiments are specifically cited below, and are described in detail as follows in conjunction with the accompanying drawings.

Description of drawings

Figure 1 is a flow chart of the process steps of the present invention.

Fig. 2 is a schematic diagram of the structure and operation of the main components of the present invention.

FIG. 3A is a schematic structural diagram of the brightness control device of the present invention.

FIG. 3B is a schematic structural view of the backplane of the present invention.

Fig. 4 is a schematic structural view of the light guide column of the present invention.

1: Brightness control method of intelligent display panel

Step 10: Obtain the brightness value using the light detector

Step 20: Use the microchip (ie chip) system to calculate the internal brightness adjustment value

Step 30: Use the converter to adjust the internal brightness adjustment value signal of the display panel

Step 40: Use the brightness control module to set the internal brightness adjustment value of the display panel

Step 50: The Display Panel Displays the Internal Brightness Adjustment Value

60: Display panel 61: Display panel front surface

62: Backplane 70: First light detector

80: Second light detector 90: Microchip (ie chip) system

100: Converter 110: Brightness control module

120: light guide column

Detailed ways

In order to further explain the technical means and effects of the present invention to achieve the intended purpose of the invention, the specific implementation of the brightness control device and method of the intelligent display panel proposed according to the present invention will be described below in conjunction with the accompanying drawings and preferred embodiments. , structure, method step, feature and effect thereof, detailed description is as follows.

First, please refer to FIG. 1, which is a schematic diagram of the steps of the device and method for brightness control of an intelligent display panel according to the present invention. Method 1 of brightness control in a preferred embodiment of the present invention mainly includes the following steps: using a photodetector to obtain Brightness value step 10, use the microchip system to calculate the internal brightness adjustment value 20, use the converter to convert the internal brightness adjustment value signal 30, use the brightness display control module to set the display panel to the internal brightness adjustment value 40, and display the internal brightness adjustment on the display panel value 50 etc process steps.

Furthermore, please refer to FIG. 2 , which is a schematic diagram of the structure and operation of the main components of the brightness control device and method of the intelligent display panel of the present invention, and the brightness control device of the intelligent display panel in a preferred embodiment of the present invention. Including the following components: at least one first photodetector 70, at least one second photodetector 80, a microchip system 90, a converter 100, and a brightness control module 110, of course the first photodetector 70 is installed on the outside of the display panel 60, as shown in FIG. 3A. In addition, the second light detector 80 , the microchip system 90 , the converter 100 and the brightness control module 110 are installed inside the display panel 60 .

Moreover, the at least one first photodetector 70 is mounted on the front surface 61 of the display panel 60. More specifically, as shown in FIG. 3A, the at least one first photodetector 70 is installed It is disposed on the upper surface of the front surface 61 of the display panel 60 . In addition, as shown in FIG. 3B , the at least one second photodetector 80 is disposed on the rear surface of the display panel backplane 62 .

In order to have a clearer understanding of the technical means of the brightness control device of the smart display panel and the method thereof of the present invention, the implementation characteristics and implementation methods of the brightness control device of the smart display panel in conjunction with the steps of the method are described.

Please refer to FIG. 1, when the user uses the display panel 60, the display panel 60 is to use the light detector to obtain the brightness value step 10, as shown in FIG. 2, FIG. 3A and FIG. 3B, the display panel 60 before The at least one first photodetector 70 above the surface 61 collects the brightness value of the external surrounding environment. In addition, the at least one second photodetector 80 arranged on the rear surface of the back plate 62 is used to collect and display For the brightness value inside the panel 60, when the first and second photodetectors 70 and 80 have completed obtaining the external and internal brightness values, the step 20 of using the microchip system to calculate the internal brightness adjustment value, that is, the first And the second photodetector 70, 80 will transmit the obtained external and internal brightness values to the microchip system 90 for calculation and comparison. More specifically, the internal brightness adjustment value of the display panel 60 is obtained through The microchip system 90 calculates and compares the brightness value inside the display panel 60 with the brightness value of the external environment to generate an internal brightness adjustment value, and then uses a converter to convert the internal brightness adjustment value signal step 30 to display the The internal brightness adjustment value of the panel is converted into a signal by the converter and sent to the brightness control module 110, which is to use the brightness control module to set the internal brightness adjustment value of the display panel. Step 40. When receiving the internal brightness adjustment value signal, it is It will adjust the luminous brightness of the lamp tube of the display panel, that is, the internal brightness value of the display panel 60 will be adjusted up, not adjusted or lowered to the internal brightness adjustment value, and finally the internal brightness adjustment value is displayed on the display panel. Step 50, the brightness The control module 110 sets the display panel 60 to an internal brightness adjustment value for the user to use, and repeats the above steps again when the brightness of the surrounding external environment changes.

In the brightness control device and method of the intelligent display panel of the present invention, the calculation rule for the optimal brightness value of the display panel is as follows:

1. When the brightness value of the external environment is higher than the internal brightness value of the display panel, the internal brightness adjustment value calculated and compared by the microchip system needs to increase the existing internal brightness value.

2. When the luminance value of the external environment is lower than the internal luminance value of the display panel, the optimal luminance value calculated and compared by the microchip system needs to lower the existing internal luminance value.

According to the present invention, in response to the difference in the surrounding environment, the internal brightness adjustment value obtained through the calculation and comparison of the microchip system, when the internal brightness value is adjusted to the internal brightness adjustment value, will include that the internal brightness adjustment value is greater than the external brightness value, the internal brightness adjustment value, and the internal brightness adjustment value. There are three ways that the brightness adjustment value is equal to the external brightness value or the internal brightness adjustment value is smaller than the external brightness value.

Furthermore, please refer to FIG. 4 , which is a schematic structural view of the light guide column of the present invention. The present invention can add a light guide column 120 to the first and second light detectors 70 and 80 respectively to enhance better Light-sensing efficiency is improved, and better external and internal brightness sampling values can be obtained.

The brightness control device and method of the intelligent display panel of the present invention can adjust the brightness of the display panel by itself, but it is not intended to limit the present invention. For example, if the user is not used to the brightness of the display panel controlled by the brightness of the intelligent display panel, The user can adjust the desired brightness of the display panel according to his own needs.

The microchip system of the brightness control device and method of the intelligent display panel of the present invention is a chipset, and the microchip system includes a read-only memory (ROM) and a flash memory (Flash), and can be programmed, stored and used When the internal and external brightness values are input into the microchip system, the internal brightness adjustment value of the display panel can be calculated.

From the illustrations and detailed descriptions above, it can be seen that the brightness control device and method of the intelligent display panel of the present invention have the following advantages over the prior art:

1. Since the present invention provides the user with a new intelligent device and method for controlling the brightness of the display panel, the user does not need to manually adjust the brightness of the display panel, so it is a very convenient device in use and is very suitable for use. practical.

2. Since the brightness of the display panel is an internal brightness adjustment value, each user has a fixed brightness mechanism to follow, and will not adjust the brightness of the display panel too high or too low, so the life of the display panel can be effectively improved .

3. The intelligent display panel brightness control device and method of the present invention provide a method of reducing supply, which prevents users from overusing the brightness of the display panel, thus effectively improving the life of the display panel.

Therefore, the brightness control device and method of the intelligent display panel of the present invention have a number of improved effects compared with the existing brightness control device and method of the display panel, and thus are more suitable for practical use.

The above description is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. Anyone familiar with this field Those skilled in the art, without departing from the scope of the technical solution of the present invention, can use the method and technical content disclosed above to make some changes or modifications to equivalent embodiments with equivalent changes, but any content that does not depart from the technical solution of the present invention, Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still fall within the scope of the technical solution of the present invention.

Claims (16)

1. A brightness control device for an intelligent display panel, characterized in that it comprises: A display panel comprising a front surface and a backplane; At least one first light detector is arranged on the outer position of the display panel; at least one second photodetector disposed at an inner position of the display panel; A microchip system, arranged in the inner position of the display panel; a converter disposed at an inner position of the display panel; and A brightness control module is arranged at the inner position of the display panel. 2. The brightness control device of an intelligent display panel according to claim 1, wherein said display panel is a liquid crystal screen. 3. The brightness control device of an intelligent display panel according to claim 1, wherein said display panel is a notebook computer screen. 4. The brightness control device of an intelligent display panel according to claim 1, wherein said microchip system is a chipset. 5. The brightness control device of an intelligent display panel according to claim 1, wherein said first photodetector is further arranged above the display panel. 6. The brightness control device of an intelligent display panel according to claim 1, wherein said first light detector comprises a light guide bar. 7. The brightness control device of an intelligent display panel according to claim 1, wherein said second light detector comprises a light guide bar. 8. The brightness control device of an intelligent display panel according to claim 6, wherein the light guiding column is a hollow column. 9. The brightness control device of an intelligent display panel according to claim 7, wherein said light guiding column is a hollow column. 10. A brightness control method for an intelligent display panel, which is used to switch the brightness of a display panel in response to an optimal brightness value, characterized in that it comprises the following steps: Provide an external brightness value, and use the first light detector to obtain the external environment brightness value; providing an internal brightness value, using the second light detector to obtain the internal brightness value of the display panel; Provide an internal brightness adjustment value, and use the microchip system to calculate and compare the external brightness value and the internal brightness value to obtain an internal brightness adjustment value of the display panel; converting the internal brightness adjustment value signal by converting the internal brightness adjustment value signal using a converter; and The display panel is set to the internal brightness adjustment value, and the brightness control module is used to set the display panel brightness to the internal brightness adjustment value. 11. The brightness control method of an intelligent display panel according to claim 10, wherein the external brightness value is higher than the internal brightness value, and the internal brightness value is increased to an internal brightness adjustment value. 12. The brightness control method of an intelligent display panel according to claim 10, wherein the external brightness value is lower than the internal brightness value, and the internal brightness value is lowered to the internal brightness adjustment value. 13. The brightness control method of an intelligent display panel according to claim 11, wherein said internal brightness adjustment value is greater than the external brightness value. 14. The brightness control method of an intelligent display panel according to claim 11, wherein said internal brightness adjustment value is equal to the internal brightness value. 15. The brightness control method of an intelligent display panel according to claim 12, wherein said internal brightness adjustment value is smaller than the internal brightness value. 16. The brightness control method of an intelligent display panel according to claim 12, wherein said internal brightness adjustment value is equal to the internal brightness value.

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