-
公开(公告)号：US10235923B2
公开(公告)日：2019-03-19
申请号：US15022610
申请日：2014-10-01
Inventor： Renwei Guo , Xue Dong , Shengji Yang , Lingyun Shi
IPC: G09G3/20 , G09G3/36 , G09G3/3291
Abstract: A pixel array, comprising multiple pixel units; each pixel unit comprises three sub-pixels in different colors, the three sub-pixels being a red sub-pixel (R), a green sub-pixel (G) and a blue sub-pixel (B) respectively; the connecting lines between central points of the three sub-pixels form a triangle, and each sub-pixel is a cruciform consisting of a rectangle with an aspect ratio of 3:1 in the transverse direction and the longitudinal direction respectively, and having equal lengths in the transverse direction and the longitudinal direction. Also provided are a method of driving the pixel array and a display panel comprising the pixel array. Driving the pixel array with the driving method enables the display panel to have higher visual resolution.
-
公开(公告)号：US10194142B2
公开(公告)日：2019-01-29
申请号：US15023268
申请日：2015-10-28
Inventor： Renwei Guo , Xue Dong
IPC: H04N13/305 , G02B27/22 , G09G3/20 , H04N13/324 , H04N13/351 , H04N13/398 , H04N13/31 , G09G3/00
Abstract: Embodiments of the present invention provide a display driving apparatus and method for a pixel array, the apparatus for pixel display of pixel units of a display device, which comprises a pixel array including a first view pixel unit and a second view pixel unit alternately arranged in the row direction, said pixel array includes in each row sub-pixels corresponding to one color, each of the first and second view pixel units comprises a plurality of physical pixel units cyclically arranged in the column direction, and each physical pixel unit includes a plurality of sub-pixels, the apparatus comprising: an obtaining unit for obtaining an input signal of each sub-pixel in the first and second view pixel units; a setting unit for setting a sampling region on the pixel array for each sub-pixel in the first and second view pixel units; and a calculating unit for determining an output signal of each sub-pixel based on the sampling region of each sub-pixel, the physical pixel unit overlapping the sampling region and belonging to the same view pixel unit as the sub-pixel, and the input signal of each sub-pixel.
-
公开(公告)号：US10104367B2
公开(公告)日：2018-10-16
申请号：US15308045
申请日：2016-02-16
Inventor： Renwei Guo , Xue Dong
IPC: H04N13/32 , H04N13/04 , G09G3/00 , H04N13/324 , H04N13/349
Abstract: The invention relates to a display device, and discloses a 3D display device and its driving method and device. The display device comprises a pixel array and a raster, the pixel array comprises multiple columns of sub-pixel groups, each column of sub-pixel groups comprises M*N sub-pixels, wherein M is the number of color categories, and N is a positive integer greater than 3; each sub-pixel has a rectangular shape, and the odd columns of sub-pixel groups and the even columns of sub-pixel groups are set staggerly; the display device comprises multiple occluding rectangles arranged in a regular array, wherein occluding rectangles in neighboring columns are set staggerly in the column direction, and occluding rectangles in columns separated by a column are symmetrically set relative to the column between them in the row direction.
-
84.发明授权公开(公告)号：US10062312B2
公开(公告)日：2018-08-28
申请号：US15122634
申请日：2015-09-29
Inventor： Peng Liu , Xue Dong , Renwei Guo , Chungchun Chen
IPC: G09G3/20
CPC classification number: G09G3/2003 , G09G3/20 , G09G3/2074 , G09G2320/0295 , G09G2320/0666 , G09G2360/16
Abstract: The present disclosure relates to a method and an apparatus for discriminating luminance backgrounds for images and a display apparatus thereof. The method comprises the steps of: receiving image information that is to be discriminated, the image information comprising gray scale values for respective sub-pixels in each pixel; forming the gray scale values for specific sub-pixels of pixels within the s±mth row and the t±nth column in the image information, having a pixel of the sth row, tth column as the center, into a digit group, and arranging the digit group in order, wherein s, m, t and n are natural numbers; if the gray scale values for N greater specific sub-pixels in the digit group are all greater than a given gray scale value, and a variance is less than or equal to a specified threshold, it is determined that the specific sub-pixels within the s±mth row and the t±nth column are a high-luminance background region; otherwise, it is determined that the specific sub-pixels within the s±mth row and the t±nth column are a non-high-luminance background region. By means of the method of the present disclosure, an image region can be discriminated as a high-luminance region or a non-high-luminance region.
-
公开(公告)号：US20180166042A1
公开(公告)日：2018-06-14
申请号：US15320850
申请日：2016-04-08
Inventor： Kai Yang , Peng Liu , Renwei Guo , Hao Zhang
CPC classification number: G09G5/02 , G09G3/20 , G09G3/2074 , G09G2300/0452 , G09G2340/0457
Abstract: This application discloses a sub-pixel rendering method, and relates to the field of displaying. It is capable of making improvement with respect to the problem of distortion in the boundary region of the displayed image while ensuring a relatively high resolution of the display. The sub-pixel rendering method comprises: receiving a digital image; dividing, according to color values of image pixels in the digital image, the image pixels into boundary region pixels and continuous region pixels; generating a plurality of screen pixels on a screen, each screen pixel at least including one red sub-pixel, one blue sub-pixel, and one green sub-pixel, one of the plurality of screen pixels being used for correspondingly displaying one of the image pixels; wherein adjacent screen pixels for displaying the continuous region pixels share sub-pixels, and each screen pixel for displaying the boundary region pixels exclusively uses its sub-pixels.
-
Patent Agency Ranking
公开(公告)号：US09959799B2
公开(公告)日：2018-05-01
申请号：US15022957
申请日：2015-10-15
Inventor： Renwei Guo , Xue Dong
CPC classification number: G09G3/2003 , G09G3/003 , G09G2300/0452 , G09G2310/0294 , G09G2320/02 , G09G2340/0457 , G09G2340/06 , H04N13/305 , H04N13/31 , H04N13/324
Abstract: A driving method for a 3D display apparatus and a driving apparatus thereof, the method includes: receiving an image signal and extracting a first view and a second view from the image signal (S31); dividing the first view and the second view respectively into multiple virtual pixels, and obtaining the color component corresponding to the color of each sub-pixel in the multiple virtual pixels (S32); arranging a sampling region in the pixel array of the display apparatus for each sub-pixel of each view (S33); determining the gray scale signal of the sub-pixel corresponding to the sampling region according to the color component corresponding to the color of each sub-pixel in each virtual pixel covered by the sampling region (S34); and displaying the image signal according to the gray scale signals of the sub-pixels (S35).
-
公开(公告)号：US09897874B2
公开(公告)日：2018-02-20
申请号：US15123795
申请日：2015-12-29
Inventor： Renwei Guo , Dong Chen
IPC: G02F1/1347 , G02F1/1335 , G02F1/1343 , G02F1/1345 , G09G3/36
CPC classification number: G02F1/1347 , G02F1/1333 , G02F1/133609 , G02F1/134309 , G02F1/13452 , G02F2201/52 , G09G3/3607 , G09G3/3611 , G09G2320/0242
Abstract: A pixel array, a display device and a display method thereof are provided. The pixel array includes a plurality of pixel rows, each odd pixel row including subpixels of first color, subpixels of second color and subpixels of third color which are sequentially and repeatedly arranged, each even row including subpixels of third color, subpixels of first color and subpixels of second color which are sequentially and repeatedly arranged. For each subpixel, two opposite bases are parallel to a row direction, and an angle between two opposite sides and a direction perpendicular to the row direction is greater than 0 degree and less than or equal to 20 degrees. In adjacent pixel rows, a minimum distance of midpoints of bases of subpixels of a same color, close to a border between the adjacent pixel rows, along the row direction is greater than a width of one subpixel and less than or equal to a width of 3/2 subpixels.
-
公开(公告)号：US09824636B2
公开(公告)日：2017-11-21
申请号：US14743490
申请日：2015-06-18
Inventor： Pengcheng Lu , Zhongjun Chen , Xue Dong , Renwei Guo , Peng Liu , Mubing Li , Jinghua Miao
IPC: G09G3/34
CPC classification number: G09G3/3406 , G09G2320/0242 , G09G2320/0626 , G09G2330/021 , G09G2340/06 , G09G2360/16
Abstract: A display device and a method of adjusting backlight brightness of the display device are provided. The method includes converting original RGB signals of each pixel to corresponding RGBW signals; determining the color and original brightness value of each pixel based on the gray value ratio of the original RGB signals of each pixel; determining the backlight brightness value of each pixel based on the color of each pixel after the original RGB signals being converted; and performing weighted average calculation on the backlight brightness values of each pixel after the signals being converted, so as to obtain a whole backlight brightness adjustment value of all pixels.
-
公开(公告)号：US09824620B2
公开(公告)日：2017-11-21
申请号：US14443757
申请日：2014-11-20
Inventor： Renwei Guo , Xue Dong
CPC classification number: G09G3/2074 , G09G3/2003 , G09G3/3607 , G09G2300/0452 , G09G2300/0465 , G09G2320/0626 , G09G2340/0407 , G09G2340/0457 , G09G2360/16
Abstract: The present invention provides a driving method for pixel array, comprising steps of: dividing a to-be-displayed image into multiple theoretical pixel units; calculating an actual brightness value of each actual sub-pixel; and enabling brightness of each actual sub-pixel to reach the actual brightness value. The step of calculating an actual brightness value of each actual sub-pixel comprises: finding a first theoretical sub-pixel; inserting multiple virtual sub-pixels having the same color as the first theoretical sub-pixel between the first theoretical sub-pixel and at least one adjacent theoretical sub-pixel; and adding a portion of the theoretical brightness value of the first theoretical sub-pixel and a portion of virtual brightness value(s) of virtual sub-pixel(s) whose position(s) corresponds to that of the to-be-calculated actual sub-pixel to obtain the actual brightness value of the to-be-calculated actual sub-pixel. The present invention further provides a display device to which the above driving method is applicable.
-
公开(公告)号：US09799252B2
公开(公告)日：2017-10-24
申请号：US14429981
申请日：2014-07-25
Inventor： Renwei Guo , Xue Dong
IPC: G09G3/20 , G09G3/3208
CPC classification number: G09G3/2003 , G09G3/3208 , G09G2300/0426 , G09G2300/0452 , G09G2360/16
Abstract: The present invention provides a pixel array which comprises a middle pixel region and an edge pixel region surrounding the middle pixel region, wherein, the middle pixel region comprises a plurality of middle pixel sets, each of which comprises eight sub-pixels arranged around a central point, the eight sub-pixels include two red sub-pixels, two green sub-pixels, two blue sub-pixels and two supplementary-color sub-pixels, and are arranged in three rows and three columns, the first row includes three sub-pixels, the second row includes two sub-pixels, and the third row includes three sub-pixels. The present invention further provides a driving method of the above pixel array, a display panel including the pixel array and a display device including the display panel.
-
-
-
-
-
-
-
-
-
Search Results
103
records
(took 0.027 seconds)
