CN117079584A - Full-color light emitting diode display driving and displaying method, driving and displaying device - Google Patents

Abstract

The application provides a full-color light-emitting diode display driving and displaying method and device, and belongs to the technical field of color pixel display. The method comprises the following steps: acquiring initial color data; analyzing the initial color data according to the modulation mode of the display device and the video data transmission protocol between the driving device and the display device to obtain analyzed subframe data; carrying out color separation storage on the analyzed subframe data to obtain a plurality of monochromatic subframe data; recombining the plurality of monochromatic subframe data to obtain a plurality of recombined subframe data, wherein each recombined subframe data comprises at least one monochromatic subframe data; the plurality of reorganized subframe data is transmitted to the display device so that the display device displays the plurality of reorganized subframe data. The application can achieve the effect of reducing the design difficulty of the driving circuit and the area of the driving substrate.

Description

Full-color light emitting diode display driving and displaying method, driving and displaying device

Technical Field

The present application relates to the field of color pixel display technology, and in particular, to a full-color light emitting diode display driving and displaying method, a driving and displaying device.

Background

In recent years, various display products have been widely used in various fields such as commercial advertising, video, public information, and the like. With the rapid development of information visual transmission media, the market demand of full-color display is growing, but the traditional full-color light emitting diode (Light Emitting Diode, abbreviated as LED) display screen adopts a monolithic integration or mass transfer technology, and the full-color display has low transfer rate and poor display effect. Therefore, it is needless to say that the full-color display effect of the LED display screen is improved.

In the related art, a full-color display effect is generally achieved by driving an LED structure of a full-color display, and the LED structure of the full-color display may be a dual-primary color screen or a tri-primary color screen, wherein the dual-primary color screen is composed of red and yellow-green luminescent materials, the tri-primary color screen is divided into full color and true color, the full-color screen is composed of red, yellow-green and blue, the true color screen is composed of red, pure green and blue, and each color pixel needs three different driving circuits to drive. If full-color display is required, different current values are applied to each color pixel of the full-color display LED structure through the driving circuit, and then the LED structure is driven to display different colors.

However, in the case of full-color display based on the related art, there are problems in that the driving circuit design is complicated and the area of the color driving substrate is large.

Disclosure of Invention

The application aims to provide a full-color light emitting diode display driving and displaying method, a driving and displaying device, which can achieve the effects of reducing the design difficulty of a driving circuit and reducing the area of a driving substrate.

Embodiments of the present application are implemented as follows:

in a first aspect of an embodiment of the present application, a full-color light emitting diode display driving method is provided, and is applied to a driving device, including:

acquiring initial color data;

analyzing the initial color data according to the modulation mode of the display device and the video data transmission protocol between the driving device and the display device to obtain analyzed subframe data;

carrying out color separation storage on the analyzed subframe data to obtain a plurality of monochromatic subframe data;

recombining the plurality of monochromatic subframe data to obtain a plurality of recombined subframe data, wherein each recombined subframe data comprises at least one monochromatic subframe data;

the plurality of reorganized subframe data is transmitted to the display device so that the display device displays the plurality of reorganized subframe data.

As one possible implementation manner, according to a modulation manner of the display device and a video data transmission protocol between the driving device and the display device, the method analyzes the initial color data to obtain analyzed subframe data, including:

decoding the initial color data according to the modulation mode of the display device and the video data transmission protocol to obtain decoded initial color data;

according to the decoded initial color data, calculating to obtain three primary color components;

determining an X component according to the three primary color components;

and according to the three primary color components and the X component, obtaining the analyzed subframe data.

As one possible implementation, determining the X component from the three primary color components includes:

the X component is determined from the color proportions of each of the three primary color components.

As one possible implementation manner, reorganizing the plurality of monochrome subframe data to obtain a plurality of reorganized subframe data includes:

and recombining the plurality of monochrome subframe data into a plurality of recombined subframe data according to the pixel structure of the display device.

As one possible implementation, the sending of the plurality of reorganized subframe data to the display device includes:

and sequentially transmitting the plurality of recombined subframe data to the display device according to the display time sequence of the display device.

In a second aspect of the embodiments of the present application, a full-color light emitting diode display method is provided, and the full-color light emitting diode display method is applied to a display device, where the display device includes a data input processing module, a pixel array module, and a light emitting material lighting module, and the full-color light emitting diode display method includes:

the data input processing module receives a plurality of recombined subframe data sent by the driving device, and analyzes the recombined subframe data according to a debugging mode of the display device to obtain a plurality of monochromatic subframe data to be displayed;

the pixel array module sequentially displays pixel information of the current subframe data to be displayed according to the sequence of the plurality of monochromatic subframe data to be displayed, and stores the next subframe data to be displayed;

and the luminous material lighting module sequentially displays colors corresponding to the pixel information according to the pixel information of the subframe data to be displayed.

As a possible implementation manner, the pixel array module sequentially displays pixel information of the current subframe data to be displayed and stores the next subframe data to be displayed according to an order of the plurality of monochrome subframe data to be displayed, and includes:

the pixel array module simultaneously reads at least one piece of current to-be-displayed monochromatic subframe data belonging to the same recombined subframe data according to the sequence of the plurality of pieces of to-be-displayed monochromatic subframe data, displays pixel information corresponding to the at least one piece of current to-be-displayed monochromatic subframe data, simultaneously triggers the luminescent material lighting module to display colors corresponding to the pixel information of the at least one piece of current to-be-displayed monochromatic subframe data, and stores the at least one piece of to-be-displayed monochromatic subframe data which is behind the at least one piece of current to-be-displayed monochromatic subframe data and belongs to the same recombined subframe data.

In a third aspect of the embodiments of the present application, there is provided a full-color light emitting diode display driving apparatus including:

the acquisition module is used for acquiring initial color data;

the analysis module is used for analyzing the initial color data according to the modulation mode of the display device and the video data transmission protocol between the driving device and the display device to obtain analyzed subframe data;

the color separation storage module is used for carrying out color separation storage on the analyzed subframe data to obtain a plurality of monochromatic subframe data;

the reorganization module is used for reorganizing the plurality of monochromatic subframe data to obtain a plurality of reorganized subframe data, wherein each reorganized subframe data comprises at least one monochromatic subframe data;

and the sending module is used for sending the plurality of recombined subframe data to the display device so that the display device displays the plurality of recombined subframe data.

In a fourth aspect of the embodiment of the present application, there is provided a driving apparatus, including a memory, a processor, and a computer program stored in the memory and executable on the processor, where the computer program is executed by the processor to implement the full-color light emitting diode display driving method described in the first aspect.

In a fifth aspect of the embodiments of the present application, there is provided a display device including a data input processing module, a pixel array module, and a light emitting material lighting module;

the data input processing module is used for receiving the plurality of recombined subframe data sent by the driving device, analyzing the plurality of recombined subframe data according to the debugging mode of the display device, and obtaining a plurality of monochromatic subframe data to be displayed;

the pixel array module is used for sequentially displaying pixel information of the current subframe data to be displayed according to the sequence of the plurality of monochromatic subframe data to be displayed, and storing the next subframe data to be displayed;

the luminous material lighting module is used for sequentially displaying colors corresponding to the pixel information according to the pixel information of the subframe data to be displayed currently.

A sixth aspect of the embodiment of the present application provides a computer readable storage medium storing a computer program, which when executed by a processor, implements the full-color light emitting diode display driving method according to the first aspect.

The beneficial effects of the embodiment of the application include:

the full-color display system comprises a display device and a driving device, wherein a data input interface in the driving device acquires initial color data based on the Internet, a data analysis module analyzes the initial color data according to a modulation mode of the display device and a video data transmission protocol between the display device and the driving device, a color channel is added on the basis of the initial color data to obtain subframe data, a data storage module carries out color separation processing on the analyzed subframe data to obtain a plurality of monochromatic subframe data, a data output processing module recombines the plurality of monochromatic subframe data based on a pixel structure of the display device to obtain a plurality of recombined subframe data, and the recombined subframe data is sent to the display device for display. The data output processing module reorganizes a plurality of single-color subframe data based on a pixel structure of the display device, and each reorganized subframe data comprises at least one single-color subframe data, so that the design difficulty of a driving circuit can be reduced. In addition, the driving device acquires initial color data through the data input interface, processes the initial color data through the data analysis module, the data storage module and the data output processing module, and finally sequentially transmits the recombined subframe data to the display device, so that the area of the driving substrate can be effectively reduced. Therefore, the driving circuit design difficulty and the driving substrate area can be reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic diagram of a full-color display system according to an embodiment of the present application;

fig. 2 is a schematic diagram of a full-color display working principle according to an embodiment of the present application;

FIG. 3 is a flowchart of a first method for driving a full-color LED display according to an embodiment of the present application;

FIG. 4 is a flowchart of a second method for driving a full-color LED display according to an embodiment of the present application;

FIG. 5 is a schematic diagram of a display timing diagram of a display device according to an embodiment of the present application;

FIG. 6 is a schematic diagram of a sub-frame data reorganization according to an embodiment of the present application;

FIG. 7 is a schematic diagram of a single color pixel structure of a display device according to an embodiment of the present application;

FIG. 8 is a flowchart of a full-color LED display method according to an embodiment of the present application;

Fig. 9 is a schematic diagram of an operating principle of a pixel array module according to an embodiment of the present application;

fig. 10 is a system flowchart of a full-color display method according to an embodiment of the present application;

fig. 11 is a schematic structural diagram of a full-color led display driving device according to an embodiment of the present application;

fig. 12 is a schematic structural diagram of a driving device according to an embodiment of the present application.

The attached drawings are identified: 100: a driving device; 200: a display device; 110: a data input interface; 111: MIPI data input interface; 112: an eDP data input interface; 120: a data analysis module; 130: a data storage module; 140: a data output processing module; 210: a data input processing module; 220: a display module; 221: a luminescent material lighting module; 222: a pixel array module; 2221: a sub-pixel; 2222: even column data driving; 2223: odd column data driving; 2224: a row selection switch; 2227: a red voltage selection switch; 2229: an X color voltage selection switch; 2228: a green voltage selection switch; 222a: a blue voltage selection switch; 2225: an odd-numbered column selection switch; 2226: even number column selection switch; 2001: a single color pixel.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments of the present application. The components of the embodiments of the present application generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the application, as presented in the figures, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

Currently, full-color light emitting diode display mainly relies on monolithic integration or mass transfer technology, and is realized by using three kinds of red, green and blue micro light emitting diodes, which requires disposing a large amount of three kinds of micro light emitting diodes with different colors on the same driving substrate, transferring a large amount of color data with different colors to the micro light emitting diodes, and applying current to maintain the color rendering index of the micro light emitting diodes through the driving circuit corresponding to the micro light emitting diodes. The full-color display LED structure can be a double-primary color screen or a three-primary color screen, the double-primary color screen is composed of red and yellow-green luminescent materials, the three-primary color screen is divided into full color and true color, the full-color screen is composed of red, yellow-green and blue, the true color screen is composed of red, pure green and blue, and each color pixel needs three different driving circuits to drive. If full-color display is required, different current values are applied to each color pixel of the full-color display LED structure through the driving circuit, and then the LED structure is driven to display different colors. However, in this solution, the three micro leds with different colors have different photoelectric properties, so that the color rendering index of each micro led needs to be maintained by the corresponding driving circuit, each color pixel needs to be driven by three different driving circuits, and a large number of micro leds are disposed on the driving substrate to transfer color data, which causes the problems of complex driving circuit design and large driving substrate area. In addition, one color pixel is composed of three sub-pixels or four sub-pixels, and it is necessary to increase the resolution of the display device, thus increasing the chip area of the display device.

Therefore, the embodiment of the application provides a full-color light emitting diode display driving method, which is characterized in that initial color data are acquired, the initial color data are analyzed according to a modulation mode and a video data transmission protocol of a display device, analyzed subframe data are obtained, color components in each subframe data are calculated, the subframe data are subjected to color separation and stored to obtain a plurality of monochromatic subframe data, the monochromatic subframe data are recombined according to a display time sequence of the display device, and the recombined subframe data are sent to the display device for display, so that the effects of reducing the design difficulty of a driving circuit and reducing the area of a driving substrate can be achieved.

Fig. 1 is a schematic structural diagram of a full-color display system according to an embodiment of the present application, referring to fig. 1, the full-color display system according to an embodiment of the present application is composed of a driving device 100 and a display device 200, wherein the driving device 100 is configured to receive color data and process the color data, the driving device 100 transmits the processed color data to the display device 200, and the display device 200 displays based on the color data transmitted by the driving device 100.

Fig. 2 is a schematic diagram of a full-color display working principle provided by an embodiment of the present application, referring to fig. 2, the full-color display system provided by the embodiment of the present application is composed of a driving device 100 and a display device 200, wherein the driving device 100 is composed of four parts of a data input interface 110, a data analysis module 120, a data storage module 130 and a data output processing module 140, the data input interface 110 is composed of a (Mobile Industry Processor Interface, mobile industry processor interface, abbreviated as MIPI) MIPI data input interface 111 and a (Embedded Display port, full-digital interface, abbreviated as eDP) eDP data input interface 112; the display device 200 is composed of a data input processing module 210 and a display module 220, and the display module 220 is composed of a pixel array module 222 and a luminescent material lighting module 221.

Optionally, the driving device 100 is mainly configured to receive initial color data and process the initial color data, and send the processed data to the display device 200 for display, where the data input interface 110 of the driving device 100 is configured to communicate with the outside, the data input interface 110 obtains the initial color data from the outside, parses the initial color data via the data parsing module 120, sends the parsed initial color data to the data storage module 130, the data storage module 130 is configured to color-separate and store the parsed initial color data, the data storage module 130 color-separate the parsed initial color data to obtain a plurality of monochrome sub-frame data and store the plurality of monochrome sub-frame data, the data output processing module 140 receives the plurality of monochrome sub-frame data and reassembles the monochrome sub-frame data based on a pixel structure of the display device 200, and sends the reassembled sub-frame data to the display device 200.

It should be noted that the data input interface 110 of the driving device 100 is composed of an MIPI data input interface 111 and an eDP data input interface 112, where the MIPI data input interface 111 and the eDP data input interface 112 are both used for receiving initial color data, the MIPI data input interface 111 and the eDP data input interface 112 are only different in communication protocol, the eDP data input interface 112 is a digitalized interface based on Display port architecture and protocol, the MIPI data input interface 111 is a mobile industry processor interface including communication protocols such as DPHY, DIS and CSI, and the driving device 100 can select the data input interface 110 according to the type of the received color data.

Optionally, the data input processing module 210 in the display device 200 receives the reorganized subframe data, processes the reorganized subframe data to obtain a plurality of to-be-displayed monochrome subframe data, sends the plurality of to-be-displayed monochrome subframe data to the display module 220, the pixel array module 222 in the display module 220 receives the plurality of to-be-displayed monochrome subframe data, displays pixel information of a plurality of current to-be-displayed monochrome subframe data belonging to the same reorganized subframe data, and applies different voltages to the light emitting diodes with corresponding colors in the light emitting material lighting module 221 according to the pixel information of the plurality of current to-be-displayed monochrome subframe data, so that the light emitting material lighting module 221 displays colors corresponding to the pixel information of the plurality of current to-be-displayed monochrome subframe data.

The full-color light emitting diode display driving method provided by the embodiment of the application is explained in detail below.

Fig. 3 is a flowchart of a full-color led display driving method according to the present application, which can be applied to a driving device. Referring to fig. 3, an embodiment of the present application provides a full-color light emitting diode display driving method, including:

s301, acquiring initial color data.

Optionally, the driving device obtains the initial color data through an internally arranged data input interface, wherein the data input interface performs wireless communication with the base station or other communication devices through the internet, the data input interface can download the initial color data from the base station or other communication devices based on the internet, and the data input interface can receive the initial color data sent by the base station or other communication devices based on the internet.

It is noted that the driving means selects a data input interface adapted to the communication protocol to acquire the initial color data according to the communication protocol with the base station or other communication device.

Alternatively, the initial color data may be a color RGB image, a color RGB video, or the like, and the number of bits of the initial color data may be 24 bits or 16 bits, which is not particularly limited in the present application.

Optionally, the initial color data includes three primary colors, the three primary colors are red, green and blue, the value range of each color is 0-255, when each color is represented by one byte, 16777216 colors can be displayed by using the three primary colors, the full-color display is mixed display by using light superposition of the three colors, and the brightness of the full-color display is obtained by overlapping the brightness of the mixed colors.

S302, analyzing the initial color data according to the modulation mode of the display device and the video data transmission protocol between the driving device and the display device to obtain analyzed subframe data.

Alternatively, the control mode of the display device may be digital or analog, and the modulation mode of the light emitting diode may be pulse width modulation or voltage modulation. The video data transmission protocol between the driving device and the display device is commonly a real-time streaming protocol (Real Time Streaming Protocol, abbreviated as RTSP), a hypertext transfer protocol (Hypertext Transfer Protocol, abbreviated as HTTP), a streaming media network protocol (Dynamic Adaptive Streaming over HTTP, abbreviated as DASH), and the like, which is not particularly limited in the present application.

Optionally, according to the debugging mode of the display device and the video data transmission protocol between the driving device and the display device, the initial color data is analyzed, the initial color data is RGB data, and the data analysis module in the driving device is used for analyzing the initial RGB image to convert the initial RGB image into an RGBX image, namely, the number of color channels of the initial color data is changed. It should be noted that, RGBX data is obtained by adding one color channel to the three color channels of the initial RGB image.

Alternatively, the data parsing module may increase the color channels of the initial color data by convolving the neural network, such as processing an RGB image with three 3 x 3 convolution kernels to generate three color channels, processing an RGB image with four 3 x 3 convolution kernels to generate four color channels, etc., the application takes four channels as an example, but does not represent that an RGB image can only be added with one color channel.

Optionally, the RGB image is parsed by the data parsing module to obtain an RGBX subframe image, that is, the RGBX image is subframe data obtained after the initial color data parsing. It should be noted that color video is also composed of successive multi-frame color images.

S303, carrying out color separation storage on the analyzed subframe data to obtain a plurality of monochromatic subframe data.

Optionally, the data storage module performs color separation processing on the parsed subframe data by using a deconvolution, so as to obtain a plurality of monochromatic subframe data. If the decompose3 is used for carrying out color separation processing on the RGB image, R channel storage red sub-frame data, G channel storage blue sub-frame data and B channel storage green sub-frame data can be obtained; the resolved sub-frame data RGBX is subjected to color separation processing by using decompensation 4 to obtain R-channel storage red sub-frame data, G-channel storage blue sub-frame data, B-channel storage green sub-frame data, and X-channel storage other colors, which are not particularly limited in the present application.

It should be noted that the X-channel is used to store colors different from the three primary colors, for example, the X-channel may store pink, blue lake, black, yellow goose, etc., which is not particularly limited in the present application.

Optionally, in the embodiment of the present application, a color channel is added to the initial color data, that is, the data storage module adopts decompensate 4 to divide the parsed subframe data into an R channel, a G channel, a B channel and an X channel, and four monochrome channels are used for storing the corresponding subframe data.

S304, recombining the plurality of monochrome subframe data to obtain a plurality of recombined subframe data, wherein each recombined subframe data comprises at least one monochrome subframe data.

Optionally, the data storage module sends the plurality of monochrome subframe data to the data output processing module, and the data output processing module reorganizes the monochrome subframe data according to the pixel structure of the display device to obtain a plurality of reorganized subframe data. It should be noted that each pixel point includes a plurality of sub-pixel points, and the color of the pixel point is obtained by overlapping the colors of the plurality of sub-pixels.

Optionally, the pixel structure of the display device is determined by the disposition of the light emitting diodes in the display device, if the pixel structure of the display device is three primary colors, that is, three color luminescent materials of red, yellow-green and blue are disposed in the display device, or three color luminescent materials of red, green and blue are disposed in the display device, the recombinant subframe data comprises three monochromatic subframe data; when the pixel structure of the display device is a double primary color, that is, when two color luminescent materials of red and yellow-green are arranged in the display device, the recombined subframe data comprises two monochromatic subframe data, which is not particularly limited in the application.

It should be noted that, the initial color data includes a plurality of pixel points, each pixel point corresponds to four color channels, and then the initial color data is color-separated to obtain a plurality of monochrome sub-frame data, and the plurality of monochrome sub-frame data is recombined to obtain a plurality of recombined sub-frame data.

S305, the plurality of reorganized subframe data are sent to a display device, so that the display device displays the plurality of reorganized subframe data.

Optionally, the data output processing module in the driving device sends the reorganized subframe data after reorganization to the display device through the video data transmission protocol, and the display device receives the plurality of reorganized subframe data and displays the reorganized subframe data according to the display time sequence of the display device.

In the embodiment of the application, the full-color display system comprises a display device and a driving device, wherein a data input interface in the driving device acquires initial color data based on the Internet, a data analysis module analyzes the initial color data according to a modulation mode of the display device and a video data transmission protocol between the display device and the driving device, a color channel is added on the basis of the initial color data to obtain sub-frame data, the analyzed sub-frame data is subjected to color separation processing through a data storage module to obtain a plurality of monochromatic sub-frame data, a data output processing module recombines the plurality of monochromatic sub-frame data based on a pixel structure of the display device to obtain a plurality of recombined sub-frame data, and the recombined sub-frame data is sent to the display device for display. The data output processing module reorganizes a plurality of single-color subframe data based on a pixel structure of the display device, and each reorganized subframe data comprises at least one single-color subframe data, so that the design difficulty of a driving circuit can be reduced. In addition, the driving device acquires initial color data through the data input interface, processes the initial color data through the data analysis module, the data storage module and the data output processing module, and finally sequentially transmits the recombined subframe data to the display device, so that the area of the driving substrate can be effectively reduced. Therefore, the driving circuit design difficulty and the driving substrate area can be reduced.

In a possible implementation manner, referring to fig. 4, the operation in step S302 may specifically be:

s401, decoding the initial color data according to the modulation mode of the display device and the video data transmission protocol to obtain decoded initial color data.

Optionally, the data input interface of the driving device is used for entering the initial color data acquired from the base station or other communication devices in the form of data packets based on the internet, and the data packets of the acquired initial color data need to be decoded.

Optionally, the driving device processes the received initial color data and then needs to transmit the processed initial color data to the display device, and the data transmission between the driving device and the display device is also in the form of data packets for transmitting the data, and the initial color data is decoded according to the modulation mode of the display device and the video data transmission protocol between the display device and the driving device, so that the data processed by the driving device is not distorted in the process of transmitting the data to the display device, the accuracy of the data transmission is effectively ensured, and the time of the data transmission is saved.

It is noted that the data parsing may not parse the data packets directly, and the initial color data needs to be decoded into an initial color data code stream.

Optionally, the initial color data code stream is obtained after decoding the initial color data according to the modulation mode of the display device and the video data transmission protocol.

S402, calculating to obtain three primary color components according to the decoded initial color data.

Optionally, according to the initial color data code stream, determining three primary color components corresponding to each pixel point, wherein each pixel point contains red, green and blue, and the colors are obtained by mixing the three primary colors of different components. If the three components are the same, the initial color data is black; if the red component is 0, the blue component is 0, and the green component is also 0, the initial color data is gray.

Optionally, computer tools such as C++, matlab and the like are adopted, and the components of the three primary colors in the RGB image can be directly extracted from the initial color data code stream.

S403, determining an X component according to the three primary color components.

Optionally, according to the components of the three primary colors in the initial color data code stream, calculating an X component, wherein the X component is a yellow component, for example, a red component is 255, a green component is 255, and a blue component is 0, which are mixed to obtain a yellow component; the mixture of 255 for the red component, 255 for the green component, and 255 for the blue component gives white, and the X component is a white component. It is worth to say that the values of the three primary color components are all in the range of 0 to 255.

S404, according to the three primary color components and the X component, the analyzed subframe data is obtained.

Optionally, according to the three primary colors and the X component, the sub-pixels included in each pixel point can be determined, and the color channels of the initial color data are added by using the convolutional neural network to store colors except for the three primary colors, and the color data after adding the color channels to store other colors are the analyzed sub-frame data. If the initial color data RGB includes R, G, and B channels, the parsed sub-frame data includes R, G, B, and X channels, that is, RGB data is converted into RGBX data.

In the embodiment of the application, the RGB data is obtained by decoding the initial color data acquired by the driving device, the RGB image is analyzed, the color channel of the RGB image is increased by utilizing the convolutional neural network, the RGBX data is obtained, the three primary color components in the RGB image are calculated, the X component is further determined according to the three primary color components, the subframe data corresponding to each pixel point is determined according to the three primary color components and the X component, and the effect of reducing the design difficulty of the driving circuit can be achieved.

In a possible implementation manner, the operation in step S403 may specifically be:

The X component is determined from the color proportions of each of the three primary color components.

Optionally, the X component is determined according to the color ratio of each color in the three primary color components in its corresponding pixel point. If the red component is 255, the green component is 0 and the blue component is 0, the color ratio of the red component at the current pixel point is 100%, and the pixel point is determined to be red; if the red component is 40, the green component is 30, and the blue component is 30, it can be determined that the red duty ratio is 40, and the current X component is pink.

In a possible implementation manner, the operation in step S304 may specifically be:

and recombining the plurality of monochrome subframe data into a plurality of recombined subframe data according to the pixel structure of the display device.

Optionally, the monochromatic sub-frame data after color separation is recombined according to the pixel structure of the display device, so as to obtain recombined sub-frame data. The display device has several sub-pixels corresponding to the pixel structure, and the reorganized sub-frame data includes several monochrome sub-frame data.

It should be noted that, the rule of reorganizing the monochrome subframe data is determined by the display timing in the display device.

As an alternative implementation manner, fig. 5 is a schematic display timing diagram of a display device provided by an embodiment of the present application, and referring to fig. 5, the display timing diagram in the display device provided by the present application is divided into odd column display and even column display, where the odd column display and the even column display are performed simultaneously, the sub-pixels corresponding to the odd column are R pixels and X pixels, the sub-pixels corresponding to the even column are G pixels and B pixels, that is, the odd column corresponds to red in a dual-primary pixel structure, and the even column corresponds to blue-green in a dual-primary pixel structure. The odd columns display R pixels while the even columns display G pixels, the odd columns display X pixels while the even columns display B pixels.

As a possible implementation manner, when the display timing in the display device is divided into odd column display and even column display, the odd column display and the even column display are performed simultaneously, the sub-pixels corresponding to the odd columns may also be R pixels and G pixels, the sub-pixels corresponding to the even columns may be X pixels and B pixels, that is, the odd columns may correspond to red pixels and green pixels, the even columns may correspond to blue pixels, and the like. The application is not limited in particular to the odd columns displaying R pixels while the even columns displaying X pixels, the odd columns displaying G pixels while the even columns displaying B pixels, etc.

Fig. 6 is a schematic diagram of sub-frame data reorganization provided by the embodiment of the present application, referring to fig. 6, the sub-frame data reorganization provided by the embodiment of the present application is as follows:

as a possible implementation manner, the initial color data received by the driving device is RGB data with a pixel resolution of 1920×1080×24 bits, each color component in the RGB data occupies 8 bits, and in order to reduce the pressure of data transmission, the original 24 bits of each pixel point are converted into two 16bit recombined sub-frame data, and each pixel point in the initial color data is 24 bits and simultaneously contains R, G, B three primary colors. The driving device combines monochromatic subframe data according to the pixel structure of the display device, wherein the pixel structure of the display device is a double-primary-color pixel structure, the double-primary-color pixel structure is composed of red and blue-green pixels, the display time sequence of the display device is divided into odd columns and even columns for display, the odd columns correspond to the red in the double-primary-color pixel structure, the even columns correspond to the blue-green in the double-primary-color pixel structure, the odd columns display R pixels and the even columns display G pixels, and the odd columns display X pixels and the even columns display B pixels. Therefore, the data output processing module respectively forms a plurality of monochromatic sub-frame data into RG sub-pixels and XB sub-pixels, the RG and the XB jointly represent a pixel point, a pigment point is displayed through superposition of display effects of the sub-pixels, one RG pixel certainly corresponds to one XB pixel, and the RG sub-pixel and the XB sub-pixel are all 16-bit pixel points. But does not indicate that the application can only be presented in a combination of RG sub-pixels and XB sub-pixels. In addition, the recombined subframe data of the present application may be RB subpixels, GX subpixels, GR subpixels, RX subpixels, etc. by changing the pixel points corresponding to the odd columns and the even columns, and if the pixel structure of the display device used is three primary colors, the recombined subframe data may be RGB subpixels, RGX subpixels, RBX subpixels, BGX subpixels, etc., which is not particularly limited.

In a possible implementation manner, the operation in step S305 may specifically be:

and sequentially transmitting the plurality of recombined subframe data to the display device according to the display time sequence of the display device.

Optionally, the reorganized subframe data is sequentially sent to the display device according to the display time sequence of the display device. When the display device displays the odd columns and the even columns simultaneously, if a certain display time sequence of the display device is RG-XB-RG-XB, the driving device sends the recombined subframe data to the display device, and also sends the recombined subframe data according to the sequence of RG-XB-RG-XB, the sending sequence of the recombined subframe data can be changed according to the display time sequence of the display device, if the display time sequence of the display device is XB-RG-XB-RG, the driving device sends the recombined subframe data to the display device according to the sequence of XB-RG-XB-RG, and the application is not limited in this particular way.

As an alternative implementation, fig. 7 is a schematic diagram of a single color pixel structure of a display device according to an embodiment of the present application, and referring to fig. 7, the display structure of the display device is composed of a plurality of single color pixels 2001, where each single color pixel 2001 is composed of at least one monochrome sub-pixel, each color pixel may be composed of two, three, and at least one monochrome sub-pixel, and each light emitting diode in the light emitting material lighting module can only display one monochrome sub-pixel correspondingly, that is, each color pixel is composed of at least one monochrome sub-pixel, and it is necessary to implement a certain color pixel by means of at least one light emitting diode in the light emitting material lighting module.

The full-color light emitting diode display method provided by the embodiment of the application is explained in detail below.

Fig. 8 is a flowchart of a full-color led display method according to the present application, which can be applied to a display device 200 including a data input processing module 210, a pixel array module 222, and a light emitting material lighting module 221. Referring to fig. 8, an embodiment of the present application provides a full-color light emitting diode display method, including:

s801, the data input processing module receives a plurality of recombined subframe data sent by the driving device, and analyzes the recombined subframe data according to a debugging mode of the display device to obtain a plurality of monochromatic subframe data to be displayed.

Optionally, the data input processing module in the display device receives the reorganized subframe data sent by the data output processing module of the driving device, and the data input processing module analyzes the reorganized subframe data according to the modulation mode of the display device to obtain monochrome subframe data contained in each reorganized subframe data, wherein the monochrome subframe data is the monochrome subframe data to be displayed.

Optionally, the data output processing module of the driving device is also a data packet based on the reorganized subframe data sent by the video data transmission protocol of the driving device and the display device, the data input processing module of the display device needs to decode the reorganized subframe data packet to obtain a reorganized subframe data code stream, obtain monochromatic subframe data contained in the reorganized subframe data packet, and take the monochromatic subframe data obtained by analysis as monochromatic subframe data to be displayed.

S802, the pixel array module sequentially displays pixel information corresponding to the current sub-frame data to be displayed according to the sequence of the plurality of single-color sub-frame data to be displayed, and stores the next sub-frame data to be displayed.

Optionally, the data input processing module of the display device sends the analyzed to-be-displayed monochrome subframe data to the pixel array module, the pixel array module sequentially displays pixel information contained in the current to-be-displayed subframe data according to the sequence of the to-be-displayed monochrome subframe data, and the pixel information of the current to-be-displayed subframe data includes: pixels of each monochrome sub-frame data, pixel resolution of each monochrome sub-frame data, color depth of each monochrome sub-frame data, and the like.

It should be noted that, the sub-frame data to be displayed includes at least one single color sub-frame data to be displayed transmitted in parallel, that is, the sub-frame data to be displayed refers to at least one single color sub-frame data to be displayed contained in the same reorganized sub-frame data.

Optionally, according to the pixel structure of the display device, the pixel array module can only display the pixel information of at least one monochrome subframe data contained in one recombined subframe data at a time, the pixel information corresponding to the at least one monochrome subframe data displayed by the pixel array module is the pixel information corresponding to the subframe data to be displayed currently, and meanwhile, the pixel array module receives the subframe data to be displayed of the next frame and stores the subframe data to be displayed in the pixel array module.

S803, the luminous material lighting module sequentially displays colors corresponding to the pixel information according to the pixel information of the subframe data to be displayed currently.

Optionally, the light emitting material lighting module triggers the light emitting diodes matched with the color of the pixel information according to the pixel information currently displayed by the pixel array module, and applies different voltages to the light emitting diodes through the driving circuit, so that the light emitting diodes display the color corresponding to the subframe data currently to be displayed.

It should be noted that the light emitting material lighting module is composed of a plurality of light emitting diodes with different colors, and the light emitting diodes with different colors can emit different colors by applying voltages with different magnitudes to the light emitting diodes with different colors.

Optionally, after the light emitting material lighting module lights the light emitting diode of the corresponding color based on the pixel information of the pixel array module, the pixel array module displays the next sub-frame data to be displayed.

In the embodiment of the application, the data input processing module in the display device receives the reorganized subframe data sent by the driving device, analyzes the reorganized subframe data to obtain monochromatic subframe data contained in the reorganized subframe data, sends a plurality of monochromatic subframe data to the pixel array module, and the pixel array module lightens corresponding pixel points according to the current subframe data to be displayed to display pixel information corresponding to the current subframe data to be displayed and stores the next subframe data to be displayed. Therefore, the driving circuit design difficulty and the driving substrate area can be reduced.

In a possible implementation manner, the operation of step S702 may specifically be:

the pixel array module simultaneously reads at least one piece of current to-be-displayed monochromatic subframe data belonging to the same recombined subframe data according to the sequence of the plurality of pieces of to-be-displayed monochromatic subframe data, displays pixel information of the at least one piece of current to-be-displayed monochromatic subframe data, simultaneously triggers the luminescent material lighting module to display a color corresponding to the pixel information of the at least one piece of current to-be-displayed monochromatic subframe data, and stores the at least one piece of to-be-displayed monochromatic subframe data which is behind the at least one piece of current to-be-displayed monochromatic subframe data and belongs to the same recombined subframe data.

Optionally, the pixel array module reads at least one current monochrome subframe data belonging to the same reorganization subframe data according to the transmission time of the monochrome subframe data to be displayed, and according to the pixel corresponding to each monochrome subframe data, the pixel array module lights the corresponding pixel point to display the pixel information corresponding to each monochrome subframe data, triggers the light emitting diode of the corresponding color in the light emitting material lighting module based on the pixel information of the pixel array module, and applies the voltage value corresponding to the pixel information to light the color corresponding to the pixel information to light the light emitting diode to display the pixel information through the driving circuit, meanwhile, the pixel array module stores the next subframe data to be displayed, and when the light emitting material lighting module lights the pixel information based on the pixel array module, the pixel array module displays the next subframe data to be displayed.

Fig. 9 is a schematic diagram of an operation principle of a pixel array module according to an embodiment of the present application, referring to fig. 9, a pixel array module 222 includes a sub-pixel 2221, an even column data driver 2222, an odd column data driver 2223, a row selection switch 2224, an odd column selection switch 2225, an even column selection switch 2226, a red voltage selection switch 2227, a green voltage selection switch 2228, an X color voltage selection switch 2229, and a blue voltage selection switch 222a.

Optionally, the sub-pixel 2221 is configured to display pixels corresponding to each monochrome sub-frame data; the even column data driver 2222 is used to drive the even column display timing; the odd column data driver 2223 is used for driving the odd column display timing; the row select switch 2224 is used to select which row of subpixels is driven; the odd column selection switch 2225 is used to select which row of the odd columns is driven to correspond to the sub-pixel; the even column selection switch 2226 is used to select which row of the even columns is driven to correspond to the sub-pixels; the red voltage selection switch 2227 is used for selecting how much voltage value is applied to the red pixel point; the green voltage selection switch 2228 is used for selecting how much voltage value is applied to the green pixel point; the X-color voltage selection switch 2229 is used to select how much voltage value is applied to the X-color pixel point; the blue voltage selection switch 222a is used to select how much voltage value is applied to the blue pixel point.

Fig. 10 is a system flow chart of a full-color display method provided by the embodiment of the application, referring to fig. 10, the overall scheme of the full-color display of the application is as follows:

as an optional implementation manner, the driving device obtains initial color data based on internet or other communication equipment, a data analysis module of the driving device analyzes the initial color data, calculates each color component in the initial color data, increases channels of the initial color data, converts the initial RGB data into RGBX data, a data storage module in the driving device performs color separation processing on the analyzed RGBX data to obtain an R channel, a G channel, a B channel and an X channel, wherein the R channel is used for storing red subframe data, the G channel is used for storing green subframe data, the B channel is used for storing blue subframe data and the X channel is used for storing subframe data of other colors, the data storage module sends the stored monochrome subframe data to a data output processing module, the data output processing module recombines the plurality of monochrome subframe data according to a pixel structure of the display device to obtain a plurality of recombined subframe data which accords with display of the display device, the data output processing module sends the recombined subframe data to the display device according to a display time sequence of the display device, the display device receives and processes the recombined subframe data, and the display device applies corresponding pixel voltages corresponding to the monochrome subframe data in the recombined subframe data to drive the corresponding light emitting diode to display device to display full color.

The following describes a device, a driving device, a display device, a computer readable storage medium, etc. for implementing the full-color led display driving method provided by the present application, and specific implementation processes and technical effects thereof are referred to above, which are not described in detail below.

Fig. 11 is a schematic structural diagram of a full-color led display driving device according to an embodiment of the present application, referring to fig. 11, the device includes:

an acquisition module 1101 for acquiring initial color data;

the parsing module 1102 is configured to parse the initial color data according to a modulation mode of the display device and a video data transmission protocol between the driving device and the display device, so as to obtain parsed subframe data;

the color separation module 1103 is configured to perform color separation storage on the parsed subframe data to obtain a plurality of monochromatic subframe data;

a reorganizing module 1104, configured to reorganize the plurality of monochrome subframe data to obtain a plurality of reorganized subframe data, where each reorganized subframe data includes at least one monochrome subframe data;

the sending module 1105 is configured to send the plurality of reorganized subframe data to a display device, so that the display device displays the plurality of reorganized subframe data.

As an optional implementation manner, the parsing module 1102 is specifically configured to:

decoding the initial color data according to the modulation mode of the display device and the video data transmission protocol to obtain decoded initial color data;

according to the decoded initial color data, calculating to obtain three primary color components;

determining an X component according to the three primary color components;

and according to the three primary color components and the X component, obtaining the analyzed subframe data.

As an optional implementation manner, the parsing module 1102 is specifically further configured to:

the X component is determined from the color proportions of each of the three primary color components.

As an alternative embodiment, the reorganization module 1104 is specifically configured to:

and recombining the plurality of monochrome subframe data into a plurality of recombined subframe data according to the pixel structure of the display device.

As an alternative embodiment, the sending module 1105 is specifically configured to:

and sequentially transmitting the plurality of recombined subframe data to the display device according to the display time sequence of the display device.

The foregoing apparatus is used for executing the method provided in the foregoing embodiment, and its implementation principle and technical effects are similar, and are not described herein again.

The above modules may be one or more integrated circuits configured to implement the above methods, for example: one or more application specific integrated circuits (Application Specific Integrated Circuit, abbreviated as ASICs), or one or more microprocessors, or one or more field programmable gate arrays (Field Programmable Gate Array, abbreviated as FPGAs), etc. For another example, when a module above is implemented in the form of a processing element scheduler code, the processing element may be a general-purpose processor, such as a central processing unit (Central Processing Unit, CPU) or other processor that may invoke the program code. For another example, the modules may be integrated together and implemented in the form of a system-on-a-chip (SOC).

Fig. 12 is a schematic structural diagram of a driving device according to an embodiment of the present application. Referring to fig. 12, the driving apparatus includes: a memory 1201, a processor 1202, the memory 1201 storing a computer program executable on the processor 1202, the processor 1202 implementing the steps of any of the various method embodiments described above when executing the computer program.

Embodiments of the present application also provide a computer readable storage medium storing a computer program which, when executed by a processor, performs the steps of the respective method embodiments described above.

Optionally, the present application also provides a program product, such as a computer readable storage medium, comprising a program for performing any of the full color led display driving method embodiments described above when being executed by a processor.

In the several embodiments provided by the present application, it should be understood that the disclosed apparatus and method may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative, e.g., the division of elements is merely a logical functional division, and there may be additional divisions of actual implementation, e.g., multiple elements or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be an indirect coupling or communication connection via some interfaces, devices or units, which may be in electrical, mechanical or other form.

The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed over a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in the embodiments of the present invention may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in hardware plus software functional units.

The integrated units implemented in the form of software functional units described above may be stored in a computer readable storage medium. The software functional unit is stored in a storage medium, and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor (english: processor) to perform part of the steps of the methods of the embodiments of the invention. And the aforementioned storage medium includes: u disk, mobile hard disk, read-Only Memory (ROM), random access Memory (Random Access Memory, RAM), magnetic disk or optical disk, etc.

The foregoing is merely illustrative of embodiments of the present application, and the present application is not limited thereto, and any changes or substitutions can be easily made by those skilled in the art within the technical scope of the present application, and the present application is intended to be covered by the present application. Therefore, the protection scope of the application is subject to the protection scope of the claims.

The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A full-color light emitting diode display driving method, which is applied to a driving device, the method comprising:

acquiring initial color data;

analyzing the initial color data according to a modulation mode of a display device and a video data transmission protocol between the driving device and the display device to obtain analyzed subframe data;

carrying out color separation storage on the analyzed subframe data to obtain a plurality of monochromatic subframe data;

Recombining the plurality of monochrome subframe data to obtain a plurality of recombined subframe data, wherein each recombined subframe data comprises at least one monochrome subframe data;

and sending the plurality of reorganized subframe data to the display device so that the display device displays the plurality of reorganized subframe data.

2. The full-color led display driving method according to claim 1, wherein the analyzing the initial color data according to a modulation scheme of a display device and a video data transmission protocol between the driving device and the display device to obtain analyzed subframe data comprises:

decoding the initial color data according to the modulation mode of the display device and the video data transmission protocol to obtain decoded initial color data;

calculating to obtain three primary color components according to the decoded initial color data;

determining an X component according to the three primary color components;

and obtaining the analyzed subframe data according to the three primary color components and the X component.

3. The full-color light emitting diode display driving method according to claim 2, wherein the determining an X component from the three primary color components comprises:

And determining an X component according to the color proportion of each component in the three primary color components.

4. The method of claim 1, wherein reorganizing the plurality of monochrome sub-frame data to obtain a plurality of reorganized sub-frame data, comprises:

and recombining the plurality of monochrome subframe data into a plurality of recombined subframe data according to the pixel structure of the display device.

5. The full-color light emitting diode display driving method according to claim 1, wherein the transmitting the plurality of reorganized subframe data to the display device comprises:

and sequentially sending the plurality of recombined subframe data to the display device according to the display time sequence of the display device.

6. A full-color light emitting diode display method, which is applied to a display device, the display device includes a data input processing module, a pixel array module, and a luminescent material lighting module, the method includes:

the data input processing module receives a plurality of recombined subframe data sent by a driving device, and analyzes the recombined subframe data according to a debugging mode of the display device to obtain a plurality of monochromatic subframe data to be displayed;

The pixel array module sequentially displays pixel information of the current subframe data to be displayed according to the sequence of the plurality of monochromatic subframe data to be displayed, and stores the next subframe data to be displayed;

and the luminous material lighting module sequentially displays colors corresponding to the pixel information according to the pixel information of the subframe data to be displayed currently.

7. The full-color led display method of claim 6, wherein said pixel array module sequentially displays pixel information of the current sub-frame data to be displayed in the order of the plurality of single color sub-frame data to be displayed and stores the next sub-frame data to be displayed, comprising:

the pixel array module reads at least one piece of current to-be-displayed monochromatic subframe data belonging to the same recombined subframe data according to the sequence of the plurality of pieces of to-be-displayed monochromatic subframe data, displays pixel information of the at least one piece of current to-be-displayed monochromatic subframe data, triggers the luminescent material lighting module to display a color corresponding to the pixel information of the at least one piece of current to-be-displayed monochromatic subframe data, and stores the at least one piece of to-be-displayed monochromatic subframe data which is behind the at least one piece of current to-be-displayed monochromatic subframe data and belongs to the same recombined subframe data.

8. A driving device, characterized by comprising: memory, a processor, in which a computer program is stored which is executable on the processor, when executing the computer program, implementing the steps of the method according to any of the preceding claims 1 to 5.

9. A display device, characterized in that the display device comprises a data input processing module, a pixel array module and a luminescent material lighting module;

the data input processing module is used for receiving a plurality of recombined subframe data sent by the driving device, analyzing the recombined subframe data according to a debugging mode of the display device, and obtaining a plurality of monochromatic subframe data to be displayed;

the pixel array module is used for sequentially displaying pixel information of the current subframe data to be displayed according to the sequence of the plurality of monochromatic subframe data to be displayed and storing the next subframe data to be displayed;

the luminous material lighting module is used for sequentially displaying colors corresponding to the pixel information according to the pixel information of the subframe data to be displayed currently.

10. A computer readable storage medium, characterized in that it has stored thereon a computer program which, when executed by a processor, implements the steps of the method according to any of claims 1 to 5.