CN106856084B - Display method and display device of display panel - Google Patents
Display method and display device of display panel Download PDFInfo
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- CN106856084B CN106856084B CN201611203528.4A CN201611203528A CN106856084B CN 106856084 B CN106856084 B CN 106856084B CN 201611203528 A CN201611203528 A CN 201611203528A CN 106856084 B CN106856084 B CN 106856084B
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/2007—Display of intermediate tones
- G09G3/2018—Display of intermediate tones by time modulation using two or more time intervals
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2340/00—Aspects of display data processing
- G09G2340/04—Changes in size, position or resolution of an image
- G09G2340/0407—Resolution change, inclusive of the use of different resolutions for different screen areas
Abstract
The embodiment of the invention discloses a display method and a display device of a display panel. The method comprises the following steps: acquiring a pixel array of an original display image; sequentially forming odd-numbered columns of pixels in a pixel array of an original display image into a first image, and sequentially forming even-numbered columns of pixels into a second image; driving the display panel to display a first image in a first display period of each display period, and driving the display panel to display a second image in a second display period of each display period; the display panel corresponding to the first image and the second image has different display arrangement sequences of sub-pixels, the nth pixel displayed in each line of the first image and the nth pixel displayed in each line of the second image share at least one sub-pixel, and n is a positive integer greater than or equal to 1. By the technical scheme of the invention, the display quality of the display panel is ensured, and meanwhile, the image with higher resolution can be displayed in the display panel with lower resolution.
Description
Technical Field
The embodiment of the invention relates to the technical field of display, in particular to a display method and a display device of a display panel.
Background
Resolution is an important indicator in the display field. Conventional liquid crystal displays and organic light emitting diode displays include pixels arranged in various manners, each pixel including a plurality of sub-pixels arranged in a certain order, such as red (R), green (G), and blue (B) sub-pixels, each pixel displaying a different color through a different sub-pixel combination. The resolution of a conventional display depends on the pixel arrangement density and fundamentally on the arrangement density of the sub-pixels. However, as the size of the sub-pixel is made smaller, a series of technical difficulties such as low aperture ratio, severe manufacturing process, etc. are followed, resulting in a low yield of high resolution products and a corresponding high production cost.
In the prior art, the sensory resolution can be improved under the condition that the Sub-Pixel density is not changed or the Sub-Pixel density can be reduced under the condition that the sensory resolution is not changed by a Sub-Pixel Rendering (SPR) technology. However, the array arrangement requirement of the display is high in subpixel rendering, and meanwhile, due to the fact that a subpixel is borrowed from a peripheral pixel, namely, a certain subpixel in an adjacent row of pixels can be borrowed by a certain subpixel in a certain row of pixels to meet the display requirement, each pixel in the display has own brightness requirement, so that the subpixels in the row of pixels are possibly lost, and further, the display adopting the subpixel rendering technology can have abnormal phenomena such as sawtooth, color edge, color cast and the like, and the loss of image details is easily caused, so that the image is blurred.
Disclosure of Invention
In view of this, embodiments of the present invention provide a display method and a display device for a display panel, so as to solve the problems of jaggies, color fringes, color shifts and loss of image details of a display image of the display panel caused by subpixel rendering, and to achieve the purpose of displaying an image with higher resolution in a display device with lower resolution while ensuring the display quality of the display.
In a first aspect, an embodiment of the present invention provides a display method of a display panel, including:
acquiring a pixel array of an original display image;
sequentially forming odd-numbered columns of pixels in the pixel array of the original display image into a first image, and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image;
driving the display panel to display the first image in a first display period of each display period, and driving the display panel to display the second image in a second display period of each display period;
the display panel corresponding to the first image and the second image has different display arrangement sequences of sub-pixels, and the nth pixel displayed in each line of the first image and the nth pixel displayed in each line of the second image share at least one sub-pixel; n is a positive integer greater than or equal to 1.
On the other hand, an embodiment of the present invention further provides a display device, including:
the pixel array acquisition module of the original display image is used for acquiring the pixel array of the original display image;
the image dividing module is used for sequentially forming odd-numbered columns of pixels in the pixel array of the original display image into a first image and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image;
the time-sharing display module is used for driving the display panel to display the first image in a first display time period of each display period and driving the display panel to display the second image in a second display time period of each display period;
the display panel is used for displaying according to the driving of the time-sharing display module;
the display panel corresponding to the first image and the second image has different display arrangement sequences of sub-pixels, and the nth pixel displayed in each line of the first image and the nth pixel displayed in each line of the second image share at least one sub-pixel; n is a positive integer greater than or equal to 1.
The embodiment of the invention provides a display method and a display device of a display panel, wherein a pixel array of an original display image is obtained, odd-numbered columns of pixels in the pixel array of the original display image are sequentially combined into a first image, even-numbered columns of pixels in the pixel array of the original display image are sequentially combined into a second image, the display panel is driven to display the first image in a first display time period of each display period, the display panel is driven to display the second image in a second display time period of each display period, sub-pixel display arrangement sequences of the display panels corresponding to the first image and the second image are different, an nth pixel displayed in each row of the first image and an nth pixel displayed in each row of the second image at least share one sub-pixel, and n is a positive integer greater than or equal to 1. The display panel is used for displaying the first image and the second image by utilizing the sub-pixels with different display arrangement sequences, the problems that in pixel rendering, due to the fact that the sub-pixels are borrowed from peripheral pixels, when the display panel displays the images, sawtooth, color edge and color deviation exist, image details are lost, and further the images displayed by the display panel are blurred are solved, meanwhile, the pixels at the corresponding positions of each row of the first image and the second image share at least one sub-pixel, and the purpose that the display quality of the display panel is guaranteed, and meanwhile, the images with higher resolution can be displayed in the display panel with lower resolution is achieved.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic flowchart illustrating a display method of a display panel according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a pixel array of an original display image;
FIG. 3 is a mapping relationship between an original display image and a first image and a second image;
FIG. 4 is a timing diagram of an image display according to an embodiment of the present invention;
FIG. 5 is a schematic diagram illustrating an arrangement sequence of sub-pixels of a display panel according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a display of a first image;
FIG. 7 is a schematic diagram of a second image display;
FIG. 8 is a schematic view of a sub-pixel display arrangement of another display panel according to an embodiment of the present invention;
FIG. 9 is a timing chart of image display of the display device shown in FIG. 8;
FIG. 10 is a schematic diagram illustrating an arrangement sequence of sub-pixels of another display panel according to an embodiment of the present invention;
FIG. 11 is a schematic view of a display of a first image;
FIG. 12 is a schematic view of a second image display;
FIG. 13 is a schematic view of a sub-pixel display arrangement of another display panel according to an embodiment of the present invention;
FIG. 14 is a timing chart of image display of the display device shown in FIG. 13;
FIG. 15 is a flowchart illustrating a display method of a display panel according to another embodiment of the present invention;
fig. 16 is a schematic structural diagram of a display device according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures. Throughout this specification, the same or similar reference numbers refer to the same or similar structures, elements, or processes. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 1 is a schematic flow chart of a display method of a display panel according to an embodiment of the present invention, where the technical solution of this embodiment can be implemented by the display device according to the embodiment of the present invention, the method includes:
s101, acquiring a pixel array of an original display image.
FIG. 2 is a schematic diagram of a pixel array of an original display image. The original display image 100 is displayed by an array of pixels, where each pixel 110 includes a plurality of sub-pixels. Referring to fig. 2, each pixel 110 is illustratively configured to include 3 different color sub-pixels, a red sub-pixel R, a green sub-pixel G, and a blue sub-pixel B.
S102, sequentially forming odd-numbered columns of pixels in the pixel array of the original display image into a first image, and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image.
Referring to fig. 3, odd-numbered columns of pixels 110 in the pixel array of the original image 100 are sequentially grouped into a first image a, and even-numbered columns of pixels 110 in the pixel array of the original image 100 are sequentially grouped into a second image b. For convenience of description, fig. 3 only shows a row of sub-pixels in the original image 100, a row of sub-pixels in the first image a, and a row of sub-pixels in the second image b.
And S103, driving the display panel to display the first image in the first display time period of each display period, and driving the display panel to display the second image in the second display time period of each display period.
Fig. 4 is a timing diagram of an image display according to an embodiment of the invention. Referring to fig. 4, each display period T includes a first display period T1And a second display period T2. A first display period T in each display period T1Driving the display panel to display a first image a for a second display period T of each display period T2And driving the display panel to display a second image b. And after the original display image is displayed according to the mode, displaying the next original display image according to the mode.
The display panel comprises a first image a and a second image b, wherein the display arrangement sequence of sub-pixels of the display panel corresponding to the first image a and the second image b is different, and the nth pixel displayed in each line of the first image a and the nth pixel displayed in each line of the second image b at least share one sub-pixel; n is a positive integer greater than or equal to 1.
The embodiment of the invention solves the problems that the display panel has sawtooth, color edge and color deviation when displaying the image and image details are lost and further the image displayed by the display panel is blurred due to the fact that sub-pixels are borrowed from peripheral pixels in pixel rendering, and at least one sub-pixel is shared by the pixels at the corresponding position of each row of the first image and the second image by acquiring the pixel array of the original display image, sequentially combining odd-numbered columns of pixels in the pixel array of the original display image into a first image, sequentially combining even-numbered columns of pixels in the pixel array of the original display image into a second image, driving the display panel to display the first image in a first display time period of each display period, driving the display panel to display the second image in a second display time period of each display period, and displaying the second image by utilizing the sub-pixels with different display arrangement sequences in the display panel, the display panel has the advantages that the display quality of the display panel is guaranteed, and meanwhile, images with higher resolution can be displayed on the display panel with lower resolution.
The above is the core idea of the embodiment of the present invention, and the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention. Fig. 5 is a schematic diagram illustrating an arrangement sequence of sub-pixels of a display panel according to an embodiment of the invention. Referring to fig. 5, each pixel 110 in the display panel includes m sub-pixels with different colors, and the sub-pixels in each pixel 110 in the display panel are sequentially arranged from the first sub-pixel to the m-th sub-pixel; the corresponding colors of the first sub-pixel to the mth sub-pixel are different; an additional sub-pixel X is arranged behind the last pixel 110 of each row of pixels of the display panel; the corresponding color of the additional sub-pixel X is the same as that of the first sub-pixel in the row of pixels; m is a positive integer greater than or equal to 3. In fig. 5, the sub-pixels 110 are represented by their arrangement numbers.
For the display panel arranged in the sub-pixels as described above, correspondingly, the first display period T may be in each display period T1The display arrangement sequence of the sub-pixels of the display panel corresponding to the first image a is set to be the first sub-pixel to the m-th sub-pixel in sequence, and the additional sub-pixel X of the display panel is not displayed. Fig. 6 is a schematic diagram of displaying the first image a. As shown in fig. 6, the additional sub-pixel X in the dashed box in fig. 6 is not displayed, and the other sub-pixels in the display panel are normally displayed. A second display period T in each display period T2The display arrangement order of the sub-pixels of the display panel corresponding to the second image b is sequentially the second sub-pixel to the mth sub-pixel and the first sub-pixel, and the first sub-pixel of each row of pixels of the display panel is not displayed. Fig. 7 is a schematic diagram of displaying the second image b. As shown in fig. 7, the first sub-pixel of each row of pixels of the display panel in the dashed box in fig. 7 is not displayed, and the other sub-pixels in the display panel are normally displayed.
Fig. 8 is a schematic view of a sub-pixel display arrangement of another display panel according to an embodiment of the invention. Each pixel 110 in the exemplary arrangement of fig. 8 includes 3 different color sub-pixels, a first sub-pixel, a second sub-pixel, and a third sub-pixel. The corresponding colors of the first sub-pixel to the third sub-pixel are different and are respectively red R, green G and blue B. An additional sub-pixel is arranged behind the last pixel 110 of each row of pixels of the display panel; the additional sub-pixel corresponds to the same color as the first sub-pixel in the row of pixels, denoted by R. Accordingly, the first display period T is set for each display period T1The display order of the sub-pixels of the display panel corresponding to the first image a is RGB, and the additional sub-pixels R of the display panel are not displayed. A second display period T in each display period T2The display arrangement order of the sub-pixels of the display panel corresponding to the second image b is GBR, and the first sub-pixel R of each row of pixels of the display panel is not displayed.
Fig. 9 is a timing chart of image display of the display device shown in fig. 8. Referring to fig. 9, each display period T includes a first display period T1And a second display period T2. A first display period T in each display period T1Driving the display panel to display a first image a for a second display period T of each display period T2And driving the display panel to display a second image b. And after the original display image is displayed according to the mode, displaying the next original display image according to the mode. Referring to fig. 9, the sub-pixels of the display panel corresponding to the first image a are arranged in RGB display order, and the additional sub-pixels R of the display panel are not displayed. A second display period T in each display period T2The display arrangement order of the sub-pixels of the display panel corresponding to the second image b is GBR, and the first sub-pixel R of each row of pixels of the display panel is not displayed.
It should be noted that the sub-pixels in each pixel 110 in the display panel may be arranged in any one of RGB, RBG, GBR, GRB, BRG, and BGR, and the corresponding color of the additional sub-pixel is the same as that of the first sub-pixel in each row of pixels. Fig. 8 shows an exemplary display method when the subpixel arrangement order of each pixel 110 in the display panel is RGB, and the subpixel arrangement order of each pixel 110 in the display panel is RBG, GBR, GRB, BRG, and BGR, which can refer to the inventive concepts of fig. 8 and 9, and the present invention is not repeated again.
Fig. 10 is a schematic diagram illustrating an arrangement sequence of sub-pixels of another display panel according to an embodiment of the invention. Referring to fig. 10, each pixel 110 in the display panel includes a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel, which are sequentially arranged, wherein the colors of the first sub-pixel, the second sub-pixel, and the third sub-pixel are different from each other, and the color of the fourth sub-pixel is the same as the color of the second sub-pixel. In fig. 10, the sub-pixels 110 are represented by their arrangement numbers.
For the display panel arranged in the sub-pixels as described above, correspondingly, the first display period T may be in each display period T1The display arrangement sequence of the sub-pixels of the display panel corresponding to the first image a is set to be a first sub-pixel, a second sub-pixel and a third sub-pixel in sequence. Fig. 11 is a schematic diagram of displaying the first image a. As shown in fig. 11, the first sub-pixel, the second sub-pixel, and the third sub-pixel of each pixel 110 in the dashed line frame in fig. 11 are normally displayed. A second display period T in each display period T2The display order of the sub-pixels of the display panel corresponding to the second image b is the third sub-pixel and the fourth sub-pixel in the previous pixel 110 and the first sub-pixel in the next pixel 110 in sequence. Fig. 12 is a display diagram of the second image b. As shown in fig. 12, the third and fourth sub-pixels in the previous pixel 110 and the first sub-pixel in the subsequent pixel 110 are normally displayed for each row of the display panel in the dashed line frame in fig. 12.
Fig. 13 is a schematic view of a sub-pixel display arrangement of another display panel according to an embodiment of the invention. The exemplary arrangement of fig. 13 is such that each pixel 110 includes a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel, wherein the corresponding colors of the first sub-pixel, the second sub-pixel and the third sub-pixel are different, and are respectively red R, green G and blue B, and the color of the fourth sub-pixel is the same as that of the second sub-pixel, and the arrangement is exemplary hereThe color of the fourth sub-pixel is the same as that of the second sub-pixel, namely green G. Accordingly, the first display period T is set for each display period T1The display arrangement order of the sub-pixels of the display panel corresponding to the first image a is the first sub-pixel R, the second sub-pixel G, and the third sub-pixel B in each pixel 110, which is RGB. A second display period T in each display period T2The display arrangement order of the sub-pixels of the display panel corresponding to the second image B is the third sub-pixel B and the fourth sub-pixel G in the previous pixel 110 and the first sub-pixel R in the next pixel 110, which is BGR.
Fig. 14 is a timing chart of image display of the display device shown in fig. 13. Referring to fig. 14, each display period T includes a first display period T1And a second display period T2. A first display period T in each display period T1Driving the display panel to display a first image a for a second display period T of each display period T2And driving the display panel to display a second image b. And after the original display image is displayed according to the mode, displaying the next original display image according to the mode. Referring to fig. 14, the sub-pixel display order of the display panel corresponding to the first image a is RGB. A second display period T in each display period T2The display arrangement order of the sub-pixels of the display panel corresponding to the second image b is BGR.
It should be noted that the sub-pixel arrangement order in each pixel 110 in the display panel may be any one of RGBG, RBGB, GBRB, GRBR, BRGR, and BGRG. Fig. 13 shows an exemplary display method when the subpixel arrangement order of each pixel 110 in the display panel is RGBG, and the subpixel arrangement order of each pixel 110 in the display panel is RBGB, GBRB, GRBR, BRGR, and BGRG, which can refer to the inventive concepts of fig. 13 and 14, and the present invention is not repeated again.
Fig. 15 is a flowchart illustrating a display method of a display panel according to another embodiment of the present invention. The method is based on the foregoing embodiment, and adds a step of determining whether the resolution of the original display image is greater than the resolution of the display panel.
Correspondingly, the method of the embodiment of the invention comprises the following steps:
s201, acquiring a pixel array of an original display image.
S202, judging whether the resolution of the original display image is larger than that of the display panel.
Specifically, if yes, the operation of sequentially forming odd-numbered columns of pixels in the pixel array of the original display image into a first image and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image is executed; otherwise, displaying according to the pixel array of the original display image. Before processing the acquired original display image, judging whether the resolution of the original display image is greater than that of the display panel, if the resolution of the original display image is greater than that of the display panel, and the display panel cannot normally display the original display image with greater resolution at the moment, performing an operation of sequentially forming odd-numbered columns of pixels in a pixel array of the original display image into a first image and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image, so that the display panel realizes normal display of a dead display image with higher resolution by sharing sub-pixels by an nth pixel displayed in each row of the first image and an nth pixel displayed in each row of the second image. And if the resolution of the original display image is smaller than that of the display panel, and the display panel can normally display the original display image, displaying the original display image by the display panel according to the pixel array of the original display image.
And S203, sequentially forming odd-numbered columns of pixels in the pixel array of the original display image into a first image, and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image.
And S204, driving the display panel to display the first image in the first display time period of each display period, and driving the display panel to display the second image in the second display time period of each display period.
The display panel comprises a first image, a second image and a display panel, wherein the display arrangement sequence of sub-pixels of the display panel corresponding to the first image and the second image is different, and the nth pixel displayed in each line of the first image and the nth pixel displayed in each line of the second image at least share one sub-pixel; n is a positive integer greater than or equal to 1.
According to the method, through the step of judging whether the resolution of the original display image is greater than the resolution of the display panel, when the resolution of the original display image is greater than the resolution of the display panel, the operation of sequentially forming odd-numbered columns of pixels in a pixel array of the original display image into a first image and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image is executed; when the resolution of the original display image is smaller than that of the display panel, the original display image is displayed according to the pixel array of the original display image, and the accuracy of the display panel for displaying the original display image is improved.
Fig. 16 is a schematic structural diagram of a display device according to an embodiment of the present invention, where the display device 3 includes:
a pixel array obtaining module 301 for obtaining a pixel array of an original display image;
the image dividing module 302 is configured to sequentially combine odd-numbered columns of pixels in the pixel array of the original display image into a first image, and sequentially combine even-numbered columns of pixels in the pixel array of the original display image into a second image;
the time-sharing display module 303 is configured to drive the display panel to display a first image in a first display period of each display cycle, and drive the display panel to display a second image in a second display period of each display cycle;
a display panel 304 for displaying according to the driving of the time-sharing display module;
the display panel comprises a first image, a second image and a display panel, wherein the display arrangement sequence of sub-pixels of the display panel corresponding to the first image and the second image is different, and the nth pixel displayed in each line of the first image and the nth pixel displayed in each line of the second image at least share one sub-pixel; n is a positive integer greater than or equal to 1.
Optionally, the display device further includes a resolution determining module, configured to determine whether a resolution of the original display image is greater than a resolution of the display panel. When the resolution of the original display image is larger than that of the display panel, the instruction image dividing module carries out the operation of sequentially forming odd-numbered columns of pixels in the pixel array of the original display image into a first image and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image; otherwise, the display panel is instructed to display according to the pixel array of the original display image.
Optionally, each pixel in the display panel includes m sub-pixels with different colors;
the sub-pixels in each pixel in the display panel are sequentially arranged from a first sub-pixel to an m-th sub-pixel; the corresponding colors of the first sub-pixel to the mth sub-pixel are different; an additional sub-pixel is arranged behind the last pixel of each row of pixels of the display panel; the corresponding color of the additional sub-pixel is the same as that of the first sub-pixel in the row of pixels; m is a positive integer greater than or equal to 3.
Optionally, in the first display time period of each display period, the sub-pixels of the display panel corresponding to the first image are sequentially arranged from the first sub-pixel to the mth sub-pixel, and the additional sub-pixels of the display panel are not displayed; in the second display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the second image is sequentially the second sub-pixel to the m-th sub-pixel and the first sub-pixel, and the first sub-pixel of each row of pixels of the display panel is not displayed.
Optionally, each pixel in the display panel includes a red sub-pixel R, a green sub-pixel G, and a blue sub-pixel B;
the pixel arrangement sequence in each pixel in the display panel is any one of RGB, RBG, GBR, GRB, BRG and BGR, and the corresponding color of the additional sub-pixel is the same as that of the first sub-pixel in each row of pixels.
Optionally, each pixel in the display panel includes a first sub-pixel, a second sub-pixel, a third sub-pixel, and a fourth sub-pixel, which are sequentially arranged. The corresponding colors of the first sub-pixel, the second sub-pixel and the third sub-pixel are different; the corresponding color of the fourth sub-pixel is the same as that of the second sub-pixel.
Optionally, in the first display time period of each display period, the sub-pixel display arrangement order of the display panel corresponding to the first image is sequentially the first sub-pixel, the second sub-pixel and the third sub-pixel in each pixel. In a second display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the second image is sequentially the third sub-pixel and the fourth sub-pixel of the previous pixel and the first sub-pixel of the next pixel.
Optionally, the display device includes an image processing chip and a driving chip; the image processing chip and the driving chip are respectively connected with the display panel. The image processing chip comprises a pixel array acquisition module and an image division module of an original display image, and the driving chip comprises a time-sharing display module. Specifically, the image processing chip may obtain a pixel array of the original display image, sequentially combine odd-numbered columns of pixels in the pixel array of the original display image into a first image, and sequentially combine even-numbered columns of pixels in the pixel array of the original display image into a second image, thereby implementing segmentation of the original display image. The driving chip can drive the display panel to display the first image in the first display time period of each display period, and drive the display panel to display the second image in the second display time period of each display period, so that the display device can accurately display the original display image with higher resolution on the premise of ensuring the display quality.
The display device provided by the embodiment of the invention can execute the display method of the display panel provided by any embodiment, and has the corresponding functional modules and beneficial effects of the execution method.
The display device provided by the embodiment of the invention can be any equipment with a display function, such as a mobile phone, a tablet personal computer, electronic paper and the like. The display device may be a liquid crystal display device or an organic light emitting display device, which is not particularly limited in the embodiments of the present invention.
It is to be noted that the foregoing is only illustrative of the preferred embodiments of the present invention and the technical principles employed. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail by the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the spirit of the present invention, and the scope of the present invention is determined by the scope of the appended claims.
Claims (7)
1. A display method of a display panel, comprising:
acquiring a pixel array of an original display image;
sequentially forming odd-numbered columns of pixels in the pixel array of the original display image into a first image, and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image;
driving the display panel to display the first image in a first display period of each display period, and driving the display panel to display the second image in a second display period of each display period;
the display panel corresponding to the first image and the second image has different display arrangement sequences of sub-pixels, and the nth pixel displayed in each line of the first image and the nth pixel displayed in each line of the second image share at least one sub-pixel; n is a positive integer greater than or equal to 1;
wherein each pixel in the display panel comprises m sub-pixels of different colors; the sub-pixels in each pixel in the display panel are sequentially arranged from a first sub-pixel to an m-th sub-pixel; the corresponding colors of the first sub-pixel to the mth sub-pixel are different; an additional sub-pixel is arranged behind the last pixel of each row of pixels of the display panel; the corresponding color of the additional sub-pixel is the same as that of the first sub-pixel in the row of pixels; m is a positive integer greater than or equal to 3; in a first display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the first image is sequentially from a first sub-pixel to an m-th sub-pixel, and the additional sub-pixels of the display panel are not displayed;
in a second display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the second image is sequentially from the second sub-pixel to the m-th sub-pixel and the first sub-pixel, and the first sub-pixel of each row of pixels of the display panel is not displayed;
or each pixel in the display panel comprises a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel which are sequentially arranged; the corresponding colors of the first sub-pixel, the second sub-pixel and the third sub-pixel are different; the fourth sub-pixel and the second sub-pixel have the same corresponding color;
in a first display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the first image is a first sub-pixel, a second sub-pixel and a third sub-pixel in each pixel in turn;
in a second display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the second image is sequentially the third sub-pixel and the fourth sub-pixel of the previous pixel and the first sub-pixel of the next pixel.
2. The display method of the display panel according to claim 1,
when m is 3, each pixel in the display panel comprises a red sub-pixel R, a green sub-pixel G and a blue sub-pixel B;
the sub-pixel arrangement sequence in each pixel in the display panel is any one of RGB, RBG, GBR, GRB, BRG and BGR.
3. The display panel of any one of claims 1-2, wherein after acquiring the pixel array of the original display image, further comprising:
judging whether the resolution of an original display image is greater than that of a display panel, if so, executing the operation of sequentially forming odd-numbered columns of pixels in a pixel array of the original display image into a first image and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image; otherwise, displaying according to the pixel array of the original display image.
4. A display device, comprising:
the pixel array acquisition module of the original display image is used for acquiring the pixel array of the original display image;
the image dividing module is used for sequentially forming odd-numbered columns of pixels in the pixel array of the original display image into a first image and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image;
the time-sharing display module is used for driving the display panel to display the first image in a first display time period of each display period and driving the display panel to display the second image in a second display time period of each display period;
the display panel is used for displaying according to the driving of the time-sharing display module;
the display panel corresponding to the first image and the second image has different display arrangement sequences of sub-pixels, and the nth pixel displayed in each line of the first image and the nth pixel displayed in each line of the second image share at least one sub-pixel; n is a positive integer greater than or equal to 1;
each pixel in the display panel comprises m sub-pixels with different colors; the sub-pixels in each pixel in the display panel are sequentially arranged from a first sub-pixel to an m-th sub-pixel; the corresponding colors of the first sub-pixel to the mth sub-pixel are different; an additional sub-pixel is arranged behind the last pixel of each row of pixels of the display panel; the corresponding color of the additional sub-pixel is the same as that of the first sub-pixel in the row of pixels; m is a positive integer greater than or equal to 3; in a first display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the first image is sequentially from a first sub-pixel to an m-th sub-pixel, and the additional sub-pixels of the display panel are not displayed;
in a second display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the second image is sequentially from the second sub-pixel to the m-th sub-pixel and the first sub-pixel, and the first sub-pixel of each row of pixels of the display panel is not displayed;
or each pixel in the display panel comprises a first sub-pixel, a second sub-pixel, a third sub-pixel and a fourth sub-pixel which are sequentially arranged; the corresponding colors of the first sub-pixel, the second sub-pixel and the third sub-pixel are different; the fourth sub-pixel and the second sub-pixel have the same corresponding color; in a first display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the first image is a first sub-pixel, a second sub-pixel and a third sub-pixel in each pixel in turn;
in a second display time period of each display period, the display arrangement sequence of the sub-pixels of the display panel corresponding to the second image is sequentially the third sub-pixel and the fourth sub-pixel of the previous pixel and the first sub-pixel of the next pixel.
5. The display device according to claim 4, further comprising:
the resolution judging module is used for judging whether the resolution of the original display image is greater than that of the display panel or not;
when the resolution of an original display image is larger than that of a display panel, instructing the image dividing module to perform operations of sequentially forming odd-numbered columns of pixels in a pixel array of the original display image into a first image and sequentially forming even-numbered columns of pixels in the pixel array of the original display image into a second image; otherwise, the display panel is instructed to display according to the pixel array of the original display image.
6. The display device according to claim 5, wherein when m is 3, each pixel in the display panel includes a red sub-pixel R, a green sub-pixel G, and a blue sub-pixel B;
the sub-pixel arrangement sequence in each pixel in the display panel is any one of RGB, RBG, GBR, GRB, BRG and BGR.
7. The display device according to any one of claims 4 to 6, comprising an image processing chip and a driving chip; the image processing chip and the driving chip are respectively connected with the display panel;
the image processing chip comprises a pixel array acquisition module of the original display image and an image division module;
the driving chip comprises the time-sharing display module.
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| CN109493751A (en) * | 2019-01-16 | 2019-03-19 | 深圳市华星光电半导体显示技术有限公司 | The display methods and display panel of display panel |
| CN110189683A (en) * | 2019-06-26 | 2019-08-30 | 京东方科技集团股份有限公司 | A kind of display panel, its driving method and display device |
| CN110379370B (en) * | 2019-07-19 | 2020-10-23 | 合肥工业大学 | RGB-Delta type display panel sub-pixel rendering method based on threshold comparison |
| CN112164372B (en) * | 2020-10-21 | 2021-12-28 | 北京京东方显示技术有限公司 | Driving method and device of display panel |
| CN113362760B (en) * | 2021-06-24 | 2022-12-16 | 康佳集团股份有限公司 | Pixel multiplexing display method and device, storage medium and terminal equipment |
| CN114360443B (en) * | 2021-11-30 | 2023-06-06 | 深圳市洲明科技股份有限公司 | Sub-pixel rendering method and device and computer equipment |
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