阅读说明：本技术 Led显示屏背部发光系统 (Back light-emitting system of LED display screen ) 是由 任玉龙 于 2021-08-13 设计创作，主要内容包括：本发明公开的一种LED显示屏背部发光系统,包括IC芯片驱动模块、LED光源发光亮度调节模块、LED光源效果控制模块、音频信号感应模块、红外线感应器模块和LED光源互动模块,IC芯片驱动模块与LED光源发光亮度调节模块通信连接,IC芯片驱动模块与LED光源效果控制模块通信连接,IC芯片驱动模块与音频信号感应模块通信连接,IC芯片驱动模块与红外线感应器模块通信连接,IC芯片驱动模块与LED光源互动模块通信连接。本发明属于发光二极管技术领域,具体是一种基于LED(发光二极管)技术应用,结合电源驱动器,加上IC芯片给出指令控制信号,达到需要的色彩呈现的LED显示屏背部发光系统。(The invention discloses a back light-emitting system of an LED display screen, which comprises an IC chip driving module, an LED light source brightness adjusting module, an LED light source effect control module, an audio signal induction module, an infrared inductor module and an LED light source interaction module, wherein the IC chip driving module is in communication connection with the LED light source brightness adjusting module, the IC chip driving module is in communication connection with the LED light source effect control module, the IC chip driving module is in communication connection with the audio signal induction module, the IC chip driving module is in communication connection with the infrared inductor module, and the IC chip driving module is in communication connection with the LED light source interaction module. The invention belongs to the technical field of light emitting diodes, and particularly relates to a back light emitting system of an LED display screen, which is based on the application of an LED (light emitting diode) technology, combines a power driver and is provided with an IC (integrated circuit) chip to give an instruction control signal so as to achieve the required color presentation.)

LED display screen back lighting system, its characterized in that: the LED light source device comprises an IC chip driving module, an LED light source brightness adjusting module, an LED light source effect control module, an audio signal induction module, an infrared sensor module and an LED light source interaction module, wherein the IC chip driving module is in communication connection with the LED light source brightness adjusting module, the IC chip driving module is in communication connection with the LED light source effect control module, the IC chip driving module is in communication connection with the audio signal induction module, the IC chip driving module is in communication connection with the infrared sensor module, and the IC chip driving module is in communication connection with the LED light source interaction module.

2. The LED display screen backlighting system of claim 1, wherein: the LED light source brightness adjusting module comprises a power driver, the power driver is in communication connection with the LED light source brightness adjusting module, and the LED light source brightness adjusting module adjusts the current/voltage power supply mode of the power driver to realize stepless brightness adjustment.

3. The LED display screen backlighting system of claim 1, wherein: the LED light source effect control module realizes the application of light effect according to the IC chip driving module or the controller device.

4. The LED display screen backlighting system of claim 1, wherein: the audio signal induction module comprises an audio control module, the audio control module is in communication connection with the audio signal induction module, and the audio signal induction module realizes light effect induction according to the combination of the IC chip driving module and the audio control module.

5. The LED display screen backlighting system of claim 1, wherein: the LED light source interaction module comprises an infrared induction control module, the infrared induction control module is in communication connection with the LED light source interaction module, and the LED light source interaction module is combined with the infrared induction control module according to the IC chip driving module to achieve light effect induction interaction.

6. Use of the LED display screen backlighting system of claim 1, wherein: the light effect and the imaging effect are realized by internally or externally connecting the LED light source according to the post processing of adopting inorganic and organic light-transmitting material product materials for acrylic, light-transmitting resin and silica gel.

Technical Field

The invention belongs to the technical field of light emitting diodes, and particularly relates to a back light emitting system of an LED display screen.

Background

In the prior art, LED light sources, power drivers, ICs, controller manufacturers, infrared sensing manufacturers, audio module manufacturers, aluminum profile manufacturers, acrylic (PMMA or organic glass) manufacturers, light-transmitting resins, silica gel (silicic acid gel) products manufacturers, inorganic and organic light-transmitting materials and the like are adopted. The understanding of the product is single and limited within the industry knowledge, and the whole effective application scheme cannot be taken out, so that the lighting technology involves the material science, the actual application, the programming setting of the light and the sensing software and the like of the product, and needs strong professional knowledge and actual application experience. The indoor LED display screen in the existing industry is formed by splicing multiple types of unit boards with unlimited sizes, for example, common dot pitch (English dot pitch) P0.2-P0.9-P2.0-P10-P20-P30 and the like, the back of an LED large screen does not have any light image, the LED large screen is single and lacks of technological sense, and an effective application scheme cannot be provided for diversification effects of a product application field.

Disclosure of Invention

In view of the above situation, to overcome the defects of the prior art, the present invention provides a back light emitting system of an LED display screen, which is based on the application of LED (light emitting diode) technology, combines a power driver, an IC to give an instruction control signal, and combines a light-transmitting acrylic (PMMA or organic glass) manufacturer, a light-transmitting resin, and a silica gel (silicic acid gel) product to achieve the required color presentation.

The technical scheme adopted by the invention is as follows: LED display screen back lighting system, including IC chip drive module, LED light source luminance regulation module, LED light source effect control module, audio signal response module, infrared inductor module and LED light source interactive module, IC chip drive module and LED light source luminance regulation module communication connection, IC chip drive module and LED light source effect control module communication connection, IC chip drive module and audio signal response module communication connection, IC chip drive module and infrared inductor module communication connection, IC chip drive module and LED light source interactive module communication connection.

Further, the LED light source brightness adjusting module comprises a power driver, the power driver is in communication connection with the LED light source brightness adjusting module, and the LED light source brightness adjusting module adjusts the power supply mode of the power driver according to the current (A)/voltage (V) to realize stepless brightness adjustment.

Further, the LED light source effect control module realizes the application of the light effect according to the IC chip driving module or the controller device.

Furthermore, the audio signal induction module comprises an audio control module, the audio control module is in communication connection with the audio signal induction module, and the audio signal induction module realizes light effect induction according to the combination of the IC chip driving module and the audio control module.

Further, the LED light source interaction module comprises an infrared induction control module, the infrared induction control module is in communication connection with the LED light source interaction module, and the LED light source interaction module is combined with the infrared induction control module according to the IC chip driving module to realize light effect induction interaction.

The utility model provides an application of LED display screen back lighting system, adopts inorganic and organic printing opacity material goods material's post processing to ya keli (PMMA or organic glass), printing opacity resin, silica gel (silicic acid gel) to realize the application of light effect with modes such as LED light source built-in or external, has solved LED light source and has separated the space imaging problem.

Further, acrylic (PMMA or organic glass), light-transmitting resin, silica gel (silicic acid gel) are used as inorganic and organic light-transmitting material products.

After adopting the structure, the invention has the following beneficial effects: according to the back light-emitting system of the LED display screen, the light source is added at the back of the LED large screen, and light irradiates an object at the back of the large screen, so that the desired backlight effect is achieved; the stepless regulation of the brightness of the lamp is achieved by regulating the power supply intensity of the current (A) and the voltage (V) of the LED light source and through an instruction controlled by an IC signal, so that the switching of the effect of the lamp tube is achieved; an infrared sensor module device can be added to control the inductive opening or closing of the light and the interaction of the lamp tube according to the infrared inductive working principle; the rhythm change of light and the conversion of colour can be controlled through the signal principle of audio module, can realize richer effect application with LED built-in ya keli (PMMA or organic glass), printing opacity resin, silica gel (silicic acid gel) adopt the inside of inorganic and organic printing opacity material goods.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

FIG. 1 is a schematic block diagram of a back lighting system of an LED display screen according to the present invention.

In the drawings: 1. IC chip drive module, 2, LED light source luminance adjusting module, 3, LED light source effect control module, 4, audio signal response module, 5, LED light source interactive module, 6, power driver, 7, audio control module, 8, infrared ray induction control module, 9, infrared inductor module.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

As shown in fig. 1, the back light-emitting system of the LED display screen includes an IC chip driving module 1, an LED light source brightness adjusting module 2, an LED light source effect control module 3, an audio signal sensing module 4, an infrared sensing module 9, and an LED light source interaction module 5, wherein the IC chip driving module 1 is in communication connection with the LED light source brightness adjusting module 2, the IC chip driving module 1 is in communication connection with the LED light source effect control module 3, the IC chip driving module 1 is in communication connection with the audio signal sensing module 4, the IC chip driving module 1 is in communication connection with the infrared sensing module 9, and the IC chip driving module 1 is in communication connection with the LED light source interaction module 5.

The LED light source brightness adjusting module 2 comprises a power driver 6, the power driver 6 is in communication connection with the LED light source brightness adjusting module 2, and the LED light source brightness adjusting module 2 adjusts the current (A)/voltage (V) power supply mode of the power driver to realize stepless brightness adjustment; the LED light source effect control module 3 realizes the application of light effect according to the IC chip driving module 1 or the controller device (needing lamp tube software programming); the audio signal induction module 4 comprises an audio control module 7, the audio control module 7 is in communication connection with the audio signal induction module 4, and the audio signal induction module 4 realizes light effect induction according to the combination (needing to program instructions) of the IC chip driving module 1 and the audio control module; LED light source interactive module 5 includes infrared induction control module 8, infrared induction control module 8 and LED light source interactive module 5 communication connection, LED light source interactive module 5 combines (needs to program the instruction) according to IC drive and infrared induction control module realizes that light effect responds to interdynamic.

The application of the back light-emitting system of the LED display screen realizes the application of the light effect by adopting the modes of embedding or externally connecting an LED light source and the like by post processing of inorganic and organic light-transmitting material products on acrylic (PMMA or organic glass), light-transmitting resin and silica gel (silicic acid gel), and solves the final imaging problem of the LED light source.

When the LED color display board is used specifically, based on the application of an LED (light emitting diode) technology, a power supply driver is combined, and an IC (integrated circuit) gives an instruction control signal, so that the required color is presented; a light source is added on the back of the LED large screen, and light irradiates an object on the back of the large screen to achieve the desired backlight effect; the stepless regulation of the brightness of the lamp is achieved by regulating the magnitude of the current (A) and the voltage (V) of the LED light source and through an instruction controlled by an IC signal, so that the switching of the effect of the lamp tube is achieved; the induction opening or closing of the light and the interaction of the lamp tubes can be controlled according to the infrared induction principle; the rhythm change of the light and the color conversion can be controlled through the signal principle of the audio module.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the invention as defined by the appended claims.