WO2016155202A1 - 显示面板、显示装置及像素驱动方法 - Google Patents
显示面板、显示装置及像素驱动方法 Download PDFInfo
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- WO2016155202A1 WO2016155202A1 PCT/CN2015/087361 CN2015087361W WO2016155202A1 WO 2016155202 A1 WO2016155202 A1 WO 2016155202A1 CN 2015087361 W CN2015087361 W CN 2015087361W WO 2016155202 A1 WO2016155202 A1 WO 2016155202A1
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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
- G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
- G09G3/003—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background to produce spatial visual effects
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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
- G09G3/2003—Display of colours
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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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
- H04N13/305—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using lenticular lenses, e.g. arrangements of cylindrical lenses
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/302—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays
- H04N13/31—Image reproducers for viewing without the aid of special glasses, i.e. using autostereoscopic displays using parallax barriers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/324—Colour aspects
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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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
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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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0452—Details of colour pixel setup, e.g. pixel composed of a red, a blue and two green components
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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
- G09G2360/00—Aspects of the architecture of display systems
- G09G2360/14—Detecting light within display terminals, e.g. using a single or a plurality of photosensors
- G09G2360/145—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen
- G09G2360/147—Detecting light within display terminals, e.g. using a single or a plurality of photosensors the light originating from the display screen the originated light output being determined for each pixel
Definitions
- Embodiments of the present invention relate to the field of display technologies, and in particular, to a display panel, a display device, and a pixel driving method for 3D display.
- the display screen of the 3D (3-Dimension) display device is more stereoscopic and realistic, and the user experience is better, so it is favored by more and more users.
- the basic principle of the 3D display is that the left eye and the right eye of the person respectively receive different pictures through a specially designed display device, and then the received pictures are superimposed by the viewer's brain to generate a stereoscopic display picture.
- the 3D display technology there is a technique of performing 3D display using a grating, wherein a grating is disposed in front of the display panel, and a light-transmitting portion and a light-shielding portion of the grating are used to make a pixel unit corresponding to the light-transmitting portion and the light-shielding portion on the display panel
- the emitted light enters the left and right eyes of the person, respectively, creating a visual difference, thereby sensing the 3D image.
- the light-shielding portion of the grating should be 100% opaque, so that the left and right eye views do not crosstalk and affect the stereoscopic display.
- the light-shielding portion of the grating may have a certain degree of light leakage, causing a certain crosstalk in the left and right eye views to affect the stereoscopic display effect. Therefore, it is desirable to avoid or mitigate the effects of such crosstalk on display performance.
- Embodiments of the present invention provide a display panel, a display device, and a pixel driving method for 3D display, which are used to avoid or reduce crosstalk caused by light leakage of a grating, and improve display performance of the 3D display device.
- An aspect of an embodiment of the present invention provides a display panel including: a plurality of pixel units arranged in rows and columns, each pixel unit including a plurality of sub-pixels; wherein pixel units of adjacent columns are respectively used as left-eye pixels a unit and a right-eye pixel unit; and intermediate sub-pixels are disposed between sub-pixels of pixel units of adjacent columns, and the luminance value of the intermediate sub-pixel is set to zero.
- the intermediate sub-pixel is made of a black light-shielding material.
- each pixel unit comprises three sub-pixels, the three sub-pixels Arrange the finished glyph structure.
- the sub-pixels of each pixel unit of each column are arranged in the same first pin-shaped structure, and the sub-pixels in each pixel unit of the adjacent column are arranged in the same second pin-shaped structure, the The first glyph structure and the second glyph structure are inverted from each other.
- the first pin-shaped structure is an inverted character-shaped structure
- the second pin-shaped structure is a positive pin-shaped structure.
- Another aspect of the present invention provides a display device comprising: the display panel according to the foregoing first aspect; and a grating device for causing images displayed by the left-eye pixel unit and the right-eye pixel unit to enter the left eye and the right, respectively eye.
- the following relationship is satisfied between corresponding sub-pixels having the same color:
- CR is the reciprocal of the light transmittance of the light-shielding portion of the grating device;
- L1 is a preset input luminance value of the sub-pixel in the left-eye pixel unit, and L2 is a pre-pixel of the right-eye pixel unit
- the input brightness value is set,
- L'1 is the output brightness value after the sub-pixel in the left-eye pixel unit passes through the grating device according to the preset input brightness value, and L'2 is the right eye according to the preset input brightness value.
- the output luminance value of the sub-pixel in the pixel unit after passing through the grating device L1' is the actual input luminance value of the sub-pixel in the adjusted left-eye pixel unit, and L2' is the adjusted right eye
- L0 indicates that the luminance value is zero.
- a pixel driving method for a display device comprising: a display panel including a plurality of pixel units arranged in rows and columns, each pixel unit including a plurality of sub-pixels, wherein pixel units of adjacent columns are respectively used as left-eye pixel units and right-eye pixel units; and raster means for causing images displayed by the left-eye pixel unit and the right-eye pixel unit to enter the left eye and Right eye
- the method includes the steps of:
- the adjusted actual input luminance values are input to the respective sub-pixels of the left-eye pixel unit and the right-eye pixel unit such that the actual output luminance value is close to or equal to the preset input luminance value.
- the step of adjusting preset input luminance values of the input sub-pixels of the left-eye pixel unit and the right-eye pixel unit includes: adjusting adjacent left-eye pixel units and right eyes according to the following relationship Input luminance values of corresponding sub-pixels of the same color in the pixel unit:
- CR is the reciprocal of the light transmittance of the light-shielding portion of the grating device;
- L1 is a preset input luminance value of the sub-pixel in the left-eye pixel unit, and L2 is a pre-pixel of the right-eye pixel unit
- the input brightness value is set,
- L'1 is the output brightness value after the sub-pixel in the left-eye pixel unit passes through the grating device according to the preset input brightness value, and L'2 is the right eye according to the preset input brightness value.
- the output luminance value of the sub-pixel in the pixel unit after passing through the grating device L1' is the actual input luminance value of the sub-pixel in the adjusted left-eye pixel unit, and L2' is the adjusted right eye
- L0 indicates that the luminance value is zero.
- intermediate sub-pixels are disposed between sub-pixels of pixel units of adjacent columns, and the method further comprises: setting a luminance value of the intermediate sub-pixel to zero.
- each pixel unit comprises three sub-pixels arranged in a finished glyph structure when the method is implemented.
- the sub-pixels of each pixel unit of each column are arranged in the same first pin-shaped structure, and the sub-pixels in each pixel unit of the adjacent column are arranged in the same second product.
- the first pin-shaped structure and the second pin-shaped structure are inverted from each other.
- the first character-shaped structure is an inverted character-shaped structure
- the second character-shaped structure is a positive character-shaped structure
- intermediate sub-pixels are disposed between sub-pixels of pixel cells of adjacent columns, and their luminance values, such as grayscale, are set to zero or near zero. Since the intermediate sub-pixels physically separate the left and right eye pixel units, crosstalk between the left and right eye pixel units can be avoided even if the light shielding portion of the grating has a certain degree of light leakage. Therefore, according to the display device of the embodiment of the invention, the stereoscopic display effect can be improved.
- the preset input luminance value of the left and right eye pixel units can be adjusted in advance so that the actual output luminance value is close to or equal to the preset input luminance value, thereby It is possible to reduce the influence of crosstalk caused by the light leakage of the grating on the output luminance of the left and right eye pixel units, thereby improving the display performance of the display device.
- FIG. 1 is a schematic diagram of a pixel array in a display panel in accordance with an embodiment of the present invention
- FIG. 2 is a schematic diagram showing the pixel array of FIG. 1 covered with a grating
- 3a-3b are schematic diagrams showing input luminance values and output luminance values of two adjacent left and right eye pixel units in the pixel array shown in Fig. 1.
- FIG. 4 is a schematic diagram showing an example of preset input luminance values of left and right eye pixel units of FIG. 3a;
- 5a-5b are schematic diagrams showing changes in output luminance values of a right-eye pixel unit of FIG. 4 via a raster output;
- 6a-6b are schematic diagrams showing changes in output luminance values of a left-eye pixel unit of FIG. 4 via a raster output;
- FIG. 7a is a schematic diagram showing actual input luminance values after adjusting preset input luminance values of the left and right eye pixel units of FIG. 5 according to the pixel driving method of the present invention
- Figure 7b is a schematic illustration of the actual output luminance values produced with the actual input luminance values of Figure 7a.
- the display panel includes a plurality of pixel units arranged in rows and columns, each pixel unit being composed of three sub-pixels of a red sub-pixel R, a green sub-pixel G, and a blue sub-pixel B.
- the pixel units of the adjacent columns are used as the left-eye pixel unit and the right-eye pixel unit, respectively.
- FIG. 1 shows a schematic diagram of a pixel array in a display panel in accordance with an embodiment of the present invention, for the sake of illustration, other structures of the display panel are not shown.
- the display panel includes a plurality of pixel units arranged in rows and columns, each pixel unit being composed of three sub-pixels of a red sub-pixel R, a green sub-pixel G, and a blue sub-pixel B.
- the pixel units of the adjacent columns are used as the left-eye pixel unit and the right-eye pixel unit, respectively.
- pixel units composed of a red sub-pixel R1, a green sub-pixel G1, and a blue sub-pixel B1 are arranged in a column along the vertical direction of the page, serving as a left-eye pixel unit to display a left-eye view; Pixel cells composed of red sub-pixel R2, green sub-pixel G2, and blue sub-pixel B2 along the page Vertically arranged in a row, used as a right eye pixel unit to display a right eye view.
- the left-eye pixel unit column and the right-eye pixel unit column are alternately arranged adjacent to each other. Specifically, the first column of pixel units shown in FIG.
- the second column of pixel units is a right-eye pixel unit
- the third column of pixel units is a left-eye pixel unit
- the fourth column of pixel units is a right-eye pixel unit. Units..., and so on, form an overall pixel array.
- an intermediate sub-pixel N is disposed between sub-pixels of pixel units of adjacent columns, and the luminance value of the intermediate sub-pixel N is set to zero (shown as black in the figure) Subpixel).
- an intermediate sub-pixel N is disposed between the green sub-pixel G1 of the first column of pixel units and the red sub-pixel R2 of the second column of pixel units, and the blue sub-pixel B1 and the second column of pixel units of the first column of pixel units
- the intermediate sub-pixel N is also disposed between the green sub-pixels G2.
- an intermediate sub-pixel N is disposed between the red sub-pixel R2 of the second column of pixel units and the red sub-pixel R1 of the third column of pixel units, and the blue sub-pixel B2 and the third column of pixel units of the second column of pixel units The intermediate sub-pixel N is also disposed between the blue sub-pixels B1.
- An intermediate sub-pixel N is disposed between the sub-pixels of the third column pixel unit and the fourth column pixel unit, the fourth column pixel unit, and the fifth column pixel unit, and the subsequent adjacent column pixel units.
- the intermediate sub-pixel N is disposed between sub-pixels of pixel units of adjacent columns, and its luminance value, for example, gray scale, is set to zero or close to zero. Since the luminance value of the intermediate sub-pixel is set to zero, the intermediate sub-pixel does not emit light when displayed, thereby physically separating the pixel units of adjacent columns. Since the pixel units of the adjacent columns are the left-eye pixel unit and the right-eye pixel unit, respectively, the intermediate sub-pixel physically separates the left and right-eye pixel units, thereby avoiding crosstalk caused by the left and right eye views, thereby affecting the stereoscopic display effect.
- luminance value of the intermediate sub-pixel is set to zero, the intermediate sub-pixel does not emit light when displayed, thereby physically separating the pixel units of adjacent columns. Since the pixel units of the adjacent columns are the left-eye pixel unit and the right-eye pixel unit, respectively, the intermediate sub-pixel physically separates the left and right-eye pixel units, thereby avoiding crosstalk caused by the left
- the intermediate sub-pixel may be made of a black light-shielding material.
- each pixel unit includes three sub-pixels of a red sub-pixel R, a green sub-pixel G, and a blue sub-pixel B, and the three sub-pixels are arranged in a finished glyph structure, and The sub-pixels of each pixel unit of each column are arranged in the same zigzag structure, and the sub-pixels in the pixel unit of the adjacent column are arranged in a mutually inverted pin-shaped structure.
- the red sub-pixel R1, the green sub-pixel G1, and the blue sub-pixel B1 in each pixel unit are arranged in the same zigzag structure.
- the red sub-pixel R2, the green sub-pixel G2, and the blue sub-pixel B2 in each pixel unit are also arranged in the same zigzag structure.
- the sub-pixels of the respective pixel units of the first column are arranged in an inverted character-shaped structure
- the sub-pixels of the pixel units of the second column are arranged in a positive character-shaped structure.
- the advantage of this arrangement is that sub-pixels can be evenly and compactly arranged to increase pixel density. Increase the resolution.
- those skilled in the art will appreciate that the concepts of the present invention are also applicable to other sub-pixel arrangements.
- the display panel to which the inventive concept is applied may be a liquid crystal display panel, an OLED display panel, a plasma display panel, or the like, and the display panel of the present invention may include an array substrate, a TFT, a color filter substrate, Other necessary structures such as pixel electrodes, gate lines, and data lines.
- FIG. 2 shows a schematic diagram of the pixel array of FIG. 1 covered with a grating device 1.
- the grating device 1 includes a light-transmitting portion 1a and a light-shielding portion 1b which are alternately arranged, and the light-transmitting portion 1a and the light-shielding portion 1b correspond to a left-eye pixel unit and a right-eye pixel unit, respectively.
- the light emitted by the left-eye pixel unit and the right-eye pixel unit respectively enters the left and right eyes of the viewer, forming a left-eye view and a right-eye view, and is superimposed and merged by the human brain. Produce a stereo view.
- the grating device which can be employed in the embodiments of the present invention may be a known grating type such as a liquid crystal grating, an EC grating (a grating made of an electroluminescent material), a grating barrier, or the like.
- a known grating type such as a liquid crystal grating, an EC grating (a grating made of an electroluminescent material), a grating barrier, or the like.
- the light-shielding portion of the grating may have a certain degree of light leakage, causing a certain crosstalk in the left and right eye views to affect the stereoscopic display effect.
- Embodiments of the present invention may avoid or mitigate the crosstalk.
- an intermediate sub-pixel is disposed between sub-pixels of pixel units of adjacent columns (ie, left-eye pixel unit and right-eye pixel unit), and its luminance value, for example, gray scale is set to zero or Close to zero. Since the intermediate sub-pixels physically separate the left and right eye pixel units, referring to FIGS. 1 and 2, even if the light shielding portion 1b of the grating 1 has a certain degree of light leakage, the left and right eye pixels can be avoided due to the isolation of the intermediate sub-pixels. Crosstalk of the unit. Therefore, according to the display device of the embodiment of the invention, the stereoscopic display effect can be improved.
- Fig. 2 only schematically shows a pixel array and a grating device of a display device.
- the display device to which the inventive concept is applied may include other additional structures such as a backlight assembly in addition to the display panel and the grating device.
- Examples of the display device may include various display devices such as a desktop computer, a notebook computer, a tablet computer, a television, a mobile phone, a digital photo frame, and a navigator.
- An embodiment of another aspect of the present invention provides a pixel driving method for compensating image crosstalk in a 3D display device.
- the light shielding portion of the grating has a certain light transmittance
- the left-eye pixel unit or the right-eye pixel unit blocked by the light-shielding portion also emits light through the grating to output to another pixel unit that is not blocked.
- Brightness produces crosstalk. If not adjusted, the actual output brightness value will deviate from the preset brightness value, causing the displayed image to deviate from the ideal image. Therefore, it is necessary to adjust the preset input luminance values of the left and right eye pixel units in advance so that the actual output luminance values are close to or equal to the preset inputs. Brightness value.
- embodiments of the present invention propose a pixel driving method, such as for a display device as shown in FIG. 2, the method comprising the steps of:
- the adjusted actual input luminance values are input to the respective sub-pixels of the left-eye pixel unit and the right-eye pixel unit such that the actual output luminance value is close to or equal to the preset input luminance value.
- FIGS. 3a-3b are schematic diagrams showing input luminance values and output luminance values of two adjacent left and right eye pixel units in the pixel array shown in FIG. 1, respectively.
- the preset input luminance value of the blue sub-pixel in the left-eye pixel unit is L1
- the preset input luminance value of the blue sub-pixel in the right-eye pixel unit is L2.
- L'1 is an output luminance value after the blue sub-pixel in the left-eye pixel unit passes through the grating device according to the preset input luminance value L1
- L'2 is based on the preset input luminance value.
- L2 the output luminance value of the blue sub-pixel in the right-eye pixel unit after passing through the grating device. It is assumed that the reciprocal of the light transmittance of the grating material is CR.
- the actual input luminance value L1' of the blue sub-pixel in the left-eye pixel unit and the blue sub-pixel in the right-eye pixel unit are calculated according to the following formula.
- the actual input luminance value of the pixel is L2':
- L0 indicates that the output luminance value is zero.
- the value of CR is different. Generally, the value of CR can range from 5-100.
- the ratio L'1/L'2 or L'1/L'2 of the output luminance values of the left and right eye pixels outputted by the raster under the preset input luminance values L1 and L2 is determined, wherein L'1 and The larger number in L'2 is used as the dividend, and the value of L'1/L'2 or L'1/L'2 is compared with the reciprocal CR of the transmittance of the grating;
- the actual input values L1' and L2' are determined based on the result of the comparison. Specifically, when L'1/L' 2 or L'1/L'2 when the value is not greater than the reciprocal CR of the light transmittance of the grating material, the formula (1) is used to calculate L1' and L2';
- L1' and L2' are determined using equation (2);
- L1' and L2' are determined using the formula (3).
- the pixel driving method of the present invention will be described above by taking a blue sub-pixel as an example.
- the calculation method is the same for the red sub-pixel and the green sub-pixel.
- the pixel driving method of the present invention is described above by taking the pixel arrays of FIGS. 1 and 2 as an example, but for other pixel arrays, it is also applicable to the present invention as long as the left-eye pixel unit and the right-eye pixel unit are divided by adjacent columns. Pixel drive method.
- FIG. 4 is a schematic diagram showing an example of preset input luminance values of the left and right eye pixel units of FIG. 3a. As shown in FIG. 4 , taking the blue sub-pixel as an example, the input luminance value L1 preset by the left-eye pixel unit is 120, and the input luminance value L2 preset by the right-eye pixel unit is 150.
- FIG. 5a-5b are schematic diagrams showing changes in output luminance values of the right-eye pixel unit of FIG. 4 via a raster output.
- a grating device is added in front of the pixel unit of FIG. 4, and the light shielding portion of the grating corresponds to the right eye pixel unit, and CR is equal to 10 assuming that the light transmittance of the grating light shielding portion is 10%.
- FIG. 6a-6b are schematic diagrams showing changes in output luminance values of the left-eye pixel unit of FIG. 4 via a raster output.
- a grating device is added in front of the pixel unit of FIG. 4, and the light shielding portion of the grating corresponds to the left-eye pixel unit, and CR is equal to 10 assuming that the light transmittance of the grating light-shielding portion is 10%.
- CR is equal to 10 assuming that the light transmittance of the grating light-shielding portion is 10%.
- FIG. 7a is a schematic diagram showing actual input luminance values after adjusting preset input luminance values of the left and right eye pixel units of FIG. 5 according to the pixel driving method of the present invention.
- the light-shielding portion of the grating corresponds to the right-eye pixel unit, and assuming that the light-transmitting portion of the grating light-shielding portion is 10%, CR is equal to 10.
- the output luminance values L'1 and L'2 of the blue sub-pixel after the grating are superimposed must exceed the preset input luminance value 120, so that the expected display effect cannot be produced. .
- the input luminance value of the blue sub-pixel of the left-eye pixel unit should be adjusted to approximately 106
- the input luminance value of the blue sub-pixel of the right-eye pixel unit should be adjusted to approximately 139.
- the output of the blue sub-pixels of the left and right eye pixel units finally produces an output of 106+139/10 ⁇ 120, which is close to the input luminance value 120 of the blue sub-pixel of the preset left-eye pixel unit, thereby, according to the present invention.
- the pixel driving method prevents the output luminance value of the blue sub-pixel from deviating from the preset input value due to crosstalk caused by the grating leakage.
- the actual input brightness value is close to the above calculated value.
- the left-eye pixel unit actually inputs the luminance value L1' to 110
- the right-eye pixel unit actually inputs the luminance value L2' to 130; thus, after passing through the raster device, as shown in FIG. 7b, the left-eye pixel
- the actual output luminance value of the unit is 110
- the actual output luminance value of the right-eye pixel unit is 13
- the superimposed output of the blue sub-pixels of the left and right eye pixel units is 110+13/123, which is close to the preset left-eye pixel unit.
- the input luminance value of the blue sub-pixel is 120, thereby also preventing the output luminance value of the blue sub-pixel from deviating from the preset input value due to crosstalk caused by the grating leakage.
- the light transmittance of the grating material is 10%, and therefore, the CR value is 10.
- the transmittance of the grating material varies, and therefore, the range of values of CR also varies.
- the CR selection range is 5-100.
- the example of adjusting the preset input luminance values of the input sub-pixels of the left-eye pixel unit and the right-eye pixel unit has been described above, and those skilled in the art may envisage other ways to adjust the preset input brightness.
- the degree value is as long as the adjusted actual output brightness value is close to or equal to the preset input brightness value.
- the pixel driving method of the present invention if the grating is shielded with light leakage, the influence of crosstalk due to grating light leakage can be reduced, thereby improving the display performance of the display device.
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Claims (13)
- 一种显示面板,包括:排成行和列的多个像素单元,每个像素单元包括多个亚像素;其中,相邻列的像素单元分别用作左眼像素单元和右眼像素单元;并且相邻列的像素单元的亚像素之间设置有中间亚像素,所述中间亚像素输出的亮度值为零。
- 根据权利要求1所述的显示面板,其特征在于:所述中间亚像素为黑色遮光材料制成。
- 根据权利要求2所述的显示面板,其特征在于:每个像素单元包括三个亚像素,所述三个亚像素排列成品字形结构。
- 根据权利要求3所述的显示面板,其特征在于:每一列的各个像素单元的亚像素排列成相同的第一品字形结构,相邻列的各个像素单元中的亚像素排列成相同的第二品字形结构,所述第一品字形结构与所述第二品字形结构相互倒置。
- 根据权利要求4所述的显示面板,其特征在于:所述第一品字形结构为倒置的品字形结构,所述第二品字形结构为正的品字形结构。
- 一种显示装置,包括:如权利要求1-5任一项所述的显示面板;和用于使左眼像素单元和右眼像素单元显示的图像分别进入左眼和右眼的光栅装置。
- 根据权利要求6所述的显示装置,其特征在于:对于显示面板中的相邻的左眼像素单元和右眼像素单元,具有同一种颜色的对应的亚像素之间满足下述关系式:当L’1>L’2,且L’1/L’2≤CR或L’2>L’1且L’2/L’1≤CR时,L1’+L2’/CR=L1,L2’+L1’/CR=L2 (1)当L’1>L’2,且L’1/L’2>CR时,L1’=L1,L2’=L0 (2)当L’2>L’1,且L’2/L’1>CR时,L2’=L2,L1’=L0 (3)其中,CR为光栅装置的遮光部分的透光率的倒数;L1为左眼像素单元中的所述亚像素的预设的输入亮度值,L2为右眼像素单元中的所述亚像素的预设的 输入亮度值,L’1为根据预设的输入亮度值左眼像素单元中的所述亚像素透过光栅装置后的输出亮度值,L’2为根据预设的输入亮度值右眼像素单元中的所述亚像素透过光栅装置后的输出亮度值,L1’为经调整后的左眼像素单元中的所述亚像素的实际输入亮度值,L2’为经调整后的右眼像素单元中的所述亚像素的实际输入亮度值,L0表示亮度值为零。
- 一种用于显示装置的像素驱动方法,所述显示装置包括:显示面板,所述显示面板包括排成行和列的多个像素单元,每个像素单元包括多个亚像素,相邻列的像素单元分别用作左眼像素单元和右眼像素单元;和用于使左眼像素单元和右眼像素单元显示的图像分别进入左眼和右眼的光栅装置;所述方法包括步骤:确定输入左眼像素单元和右眼像素单元的各亚像素的预设的输入亮度值;调整输入左眼像素单元和右眼像素单元的各亚像素的预设的输入亮度值,得到实际输入亮度值;和将调整后的实际输入亮度值输入左眼像素单元和右眼像素单元的各亚像素,使得实际输出亮度值接近或等于预设的输入亮度值。
- 根据权利要求8所述的像素驱动方法,其特征在于,所述调整输入左眼像素单元和右眼像素单元的各亚像素的预设的输入亮度值的步骤包括:按照如下关系式调整相邻的左眼像素单元和右眼像素单元中具有同一种颜色的对应的亚像素的预设的输入亮度值:当L’1>L’2,且L’1/L’2≤CR或L’2>L’1且L’2/L’1≤CR时,L1’+L2’/CR=L1,L2’+L1’/CR=L2 (1)当L’1>L’2,且L’1/L’2>CR时,L 1’=L1,L2’=L0 (2)当L’2>L’1,且L’2/L’1>CR时,L 2’=L2,L1’=L0 (3)其中,CR为光栅装置的遮光部分的透光率的倒数;L1为左眼像素单元中的所述亚像素的预设的输入亮度值,L2为右眼像素单元中的所述亚像素的预设的输入亮度值,L’1为根据预设的输入亮度值左眼像素单元中的所述亚像素透过光栅装置后的输出亮度值,L’2为根据预设的输入亮度值右眼像素单元中的所述亚像素透过光栅装置后的输出亮度值,L1’为经调整后的左眼像素单元中的所述亚像素的实际输入亮度值,L2’为经调整后的右眼像素单元中的所述亚像素的实际输入亮度值,L0表示亮度值为零。
- 根据权利要求8或9所述的像素驱动方法,其特征在于,在显示面板中, 相邻列的像素单元的亚像素之间设置有中间亚像素,所述方法还包括:将所述中间亚像素的亮度值设为零。
- 根据权利要求8-10中任一项所述的像素驱动方法,其特征在于,在显示面板中,每个像素单元包括三个亚像素,所述三个亚像素排列成品字形结构。
- 根据权利要求11所述的像素驱动方法,其特征在于,每一列的各个像素单元的亚像素排列成相同的第一品字形结构,相邻列的各个像素单元中的亚像素排列成相同的第二品字形结构,所述第一品字形结构与所述第二品字形结构相互倒置。
- 根据权利要求12所述的像素驱动方法,其特征在于,所述第一品字形结构为倒置的品字形结构,所述第二品字形结构为正的品字形结构。
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