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103results about How to "The display effect is uniform" patented technology

Display device and adjusting method thereof

The invention relates to a display device and an adjusting method thereof. The display device comprises a display panel and a driving module. The display panel comprises a display area and a fan-out area. A plurality of data lines are arranged in the display area and a plurality of connecting lines are arranged in the fan-out area. The driving module comprises a detection unit for detecting the resistance value of the connecting line. The connecting line comprises a first connecting line and a second connecting line; a plurality of source driving units, wherein the source driving units are internally integrated with adjustable resistors; and a control chip electrically connected with a plurality of source driving units through function pins, wherein the control chip is used for comparing the resistance values of the first connection line and the second connection line, and outputting a control signal according to the resistance value comparison result. The source driving unit receivesthe control signal, and adjusts the resistance value of the adjustable resistor according to the control signal, so that the resistance value of the first connection line and the second connection line in the fan-out region is the same.
Owner:HKC CORP LTD

Organic light-emitting display panel, driving method thereof, and driving device

The invention discloses an organic light-emitting display panel, a driving method thereof, and a driving device. After gray scale data corresponding to various pixels of a to-be-displayed image is received, and aging degrees corresponding to the various pixels are determined, and according to the gray scale data corresponding to the various pixels and the aging degrees corresponding to the various pixels, data compensation coefficients corresponding to the various pixels are determined, and then the gray scale data corresponding to the various pixels are compensated by adopting the determined data compensation coefficients corresponding to the pixels, and finally, the gray scale data corresponding to the various pixels after the compensation is used to drive the various pixels in the organic light-emitting display panel. The data compensation coefficients are determined by the gray scale data corresponding to the various pixels and the aging degrees, under the condition of the same aging degree, the pixels having the low gray scale data are provided with the high data compensation coefficients, and then the aging effect is enhanced, and the more obvious compensation effect having the low gray scale is realized, and then the organic light-emitting display panel after the compensation has uniform display effect.
Owner:BOE TECH GRP CO LTD

Photomask device for optical alignment and application equipment

The invention discloses a photomask device for optical alignment and application equipment. The photomask device comprises a first photomask and a second photomask which are partially overlapped, so that the first photomask and the second photomask respectively comprise a first overlapping region, a first non-overlapping region, a second overlapping region and a second non-overlapping region; meanwhile, the first overlapping region, the first non-overlapping region, the second overlapping region and the second non-overlapping region respectively comprise a plurality of open parts; the heights of the open parts of the first overlapping region and the heights of the open parts of the second overlapping region are smoothly changed according to the square of a trigonometric function, and the heights of the open parts after the overlapping regions are overlapped at the same position are enabled to be identical with those of the open parts of the first non-overlapping region or the second non-overlapping region. Compared with the prior art, the photomask device and the application equipment disclosed by the invention have the advantages that the defects of a strip-shaped mura in a subsequent process can be eliminated, and the display quality of products is improved.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD

Array substrate, display panel and display device

The invention relates to an array substrate, a display panel and a display device. The array substrate comprises a display area, wherein the display area comprises a first display area and a second display area; the first display area is adjacent to the second display area; the light transmittance of the second display area is greater than that of the first display area; the first display area comprises first OLED pixels and signal lines which are arranged in an array manner; the second display area comprises second OLED pixels arranged in an array manner; and the second OLED pixels are provided with first pixel circuits, and the signal lines are positioned between the first OLED pixels arranged in an array manner and connected to the first pixel circuits of the second OLED pixels. According to the embodiments of the present invention, since the signal lines of the first pixel circuits connected to the second OLED pixels in the second display area is located in the first display area,the IR-Drop of the signal lines cab be reduced.
Owner:KUNSHAN GO VISIONOX OPTO ELECTRONICS CO LTD

Liquid crystal display panel of column overturn mode and driving method thereof

The invention provides a liquid crystal display panel of a column overturn mode and a driving method thereof. A charging control thin film transistor (T2) is added to a pixel driving circuit, and according to the difference between positive and negative voltages provided by a data line, the level height and pulse width of a clock signal (CK) supplied to the gate of the charging control thin film transistor (T2) are adjusted, and the time for the positive and negative voltages to charge two adjacent pixels is controlled. Therefore, the effects of charging of the positive and negative voltages to two adjacent pixels can be balanced, the charging difference caused by the positive and negative voltages to two adjacent pixels can be compensated, and the picture display effect is made uniform.
Owner:WUHAN CHINA STAR OPTOELECTRONICS TECH CO LTD

Diffusion plate support and backlight module

InactiveCN103712160AAvoid being a problem with Shadow ZonesSolve the problem of criss-cross shadowsLighting support devicesPoint-like light sourceDiffusion functionEngineering
The invention discloses a diffusion plate support which is used for a directly downward type LED backlight module. The diffusion plate support comprises a base and a cone arranged on the base, the cone is made of a semi-transparent material, the surface of the cone is a frosted surface, the base is made of a white lighttight material, and a triangular pyramid mini-structure is arranged on the surface of the base. Meanwhile, the cone and the base are integrally formed. When the diffusion plate support is utilized, light emitted by an LED can partially penetrate through the semi-transparent cone of the support. In addition, due to the fact that the surface of the semi-transparent cone is of an atomization particle structure and has a diffusion function, so that shadow cannot be generated on the surface of a screen, and the problem of cross shadow produced by a traditional diffusion plate support can be solved. In addition, due to the fact that the surface of the base part is of a white triangular pyramid microstructure, high reflectivity is achieved, the problem that the surface of the screen of a liquid crystal panel also becomes a shadow area is solved, and a display effect is more uniform.
Owner:NANJING CEC PANDA LCD TECH

Scanning drive circuit and display panel

The invention discloses a scanning drive circuit and a display panel. The scanning drive circuit comprises a first-side drive circuit, wherein the first-side drive circuit comprises a first drive circuit group and a second drive circuit group; the first drive circuit group comprises a plurality of first shift register units which are cascaded with one another, and each first shift register unit comprises a first scanning signal input end, a first scanning signal output end and a control node; the second drive circuit group comprises a plurality of second shift register units, and each second shift register unit comprises a second scanning signal input end and a second scanning signal output end; the first shift register units are in cascaded connection in the first drive circuit group; thesecond scanning signal input end of the xth second shift register unit in the second drive circuit group is connected to the control node of the (x+1)-stage first shift register unit. Area of a border occupied by the scanning drive circuit can be reduced.
Owner:XIAMEN TIANMA MICRO ELECTRONICS

Display panel and display device

The embodiment of the invention discloses a display panel and a display device. The display panel comprises a substrate, a first electrode, a second electrode, a pixel definition layer and a third electrode, wherein the substrate is divided into a first display area and a second display area; the first electrode is located in the first display area on the substrate, the second electrode is locatedin the second display area on the substrate, and the light transmittance of the second electrode is larger than that of the first electrode; the pixel definition layer is located on the substrate, the pixel definition layer comprises an opening and a slope surrounding the opening, and the opening exposes the first electrode and the second electrode; the third electrode is located in the second display area and arranged on the slope surface of the pixel definition layer, and the third electrode is in lap joint with the second electrode. According to the technical scheme, the light emitting brightness of the second display area is improved, the display effect difference between the first display area and the second display area is reduced, the uniformity of the light emitting brightness andthe light color of the display panel is guaranteed, the screen-to-body ratio of the display device is improved, and implementation of full-screen display is facilitated.
Owner:HEFEI VISIONOX TECH CO LTD

Display substrate and manufacturing method thereof, and display panel

ActiveCN109742122AUniform brightnessWhen the brightness is uneven, it will affect its display performance.Solid-state devicesSemiconductor/solid-state device manufacturingIsolation layerLight-emitting diode
The invention provides a display substrate and a manufacturing method thereof, and a display panel. The problem that the display performance of the existing light-emitting diode display substrate canbe influenced when improving the brightness nonuniformity can be partially solved. The display substrate comprises a substrate; multiple sub-pixels arranged at intervals, wherein an interval region isformed between adjacent sub-pixels; a second electrode layer formed by connecting second electrodes of various sub-pixels as an integer, wherein each sub-pixel is orderly provided with a first electrode, a light-emitting layer and a second electrode in superposition on a direction far away from the substrate; an insulated isolation layer located at one side, far away from a light-emitting layer,of the second electrode layer, wherein the isolation layer covers the second electrode, and an opening is formed one at least partial interval region; and an auxiliary conducting layer located at oneside, far away from the second electrode layer, of the isolation layer, wherein the auxiliary conducting layer is connected with the second electrode layer through the opening.
Owner:BOE TECH GRP CO LTD +1

Display screen control method and apparatus, storage medium and intelligent terminal

Embodiments of the present application disclose a display screen control method and apparatus, a storage medium and an intelligent terminal. The method comprises: determining geometric difference information of image data of two adjacent frames; matching a drawing decision according to the geometric difference information, and calling an image processing module to perform a drawing operation according to the drawing decision, wherein the drawing decision is used to indicate whether to discard current image data; and acquiring a frame rate of the image processing module to perform the drawing operation, determining display effect parameters corresponding to the frame rate, and adjusting parameters of the display screen according to the display effect parameters. By using the scheme of the embodiments of the present application, by reducing the amount of data sent to the image processing module and adjusting the parameters of the display screen, the power consumption and the screen display can be balanced, so that the problem that images displayed on the display screen are greatly affected by the power consumption reduction can be avoided, and the effects of reducing the power consumption and improving the endurance can be achieved.
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD

Display panel and driving method thereof and display device

The embodiment of the invention provides a display panel and a driving method thereof and a display device, relates to the technical field of display, and can solve problems in the prior art that reduction of driving power consumption is unobvious and screen flashing occurs when static frames and dynamic frames are driven by different frequencies. The display panel comprises grid lines, data lines, pixel units, additional signal lines, a driving source and pixel driving circuits. Whether all the pixels units are dynamic pixels or static pixels is confirmed by the driving source before displaying of one frame. The static pixels include first static pixels and second static pixels. The first static pixels are driven by first frequency, the dynamic pixels are driven by second frequency, and the second static pixels are driven by third frequency. The pixel driving circuits start and charge the pixel units. A preset distance is reserved between the dynamic pixels and the first static pixels. The third frequency is greater than the first frequency and less than the second frequency.
Owner:BOE TECH GRP CO LTD

Cross-platform data processing method and device based on AE

The invention discloses a cross-platform data processing method and device based on AE. The method comprises: enabling a mobile terminal to obtain a video template designed in an AE; performing data analysis on the video template based on the same code library, wherein mobile terminals of different platform systems correspond to the same code library; assembling the analyzed data into a unified data structure; and displaying the video template according to a unified data structure. According to the invention, the problem of inconsistent final animation display effect possibly caused by the mode of applying the animation designed by the AE to the mobile terminal in the prior art is solved.
Owner:GAODING XIAMEN TECH CO LTD

Bendable liquid crystal display panel and preparation method thereof

The invention discloses a bendable liquid crystal display panel and a manufacturing method thereof. The display panel comprises a first substrate and a second substrate which are oppositely arranged,and a liquid crystal layer positioned between the first substrate and the second substrate. The liquid crystal layer comprises first liquid crystal molecules located on one side of the first substrate, second liquid crystal molecules located on one side of the second substrate and third liquid crystal molecules located between the first liquid crystal molecules and the second liquid crystal molecules. The first liquid crystal molecules have a first pre-tilt angle, the second liquid crystal molecules have a second pre-tilt angle, the second pre-tilt angle is larger than the first pre-tilt angle, and the third liquid crystal molecules are consistently inclined towards the pre-tilt direction adjacent to the second liquid crystal molecules. According to the display panel, dark fringes are avoided when the display panel is bent, and the quality of the display panel is improved.
Owner:SHENZHEN CHINA STAR OPTOELECTRONICS TECH CO LTD

Liquid crystal panel and liquid crystal display apparatus

There is provided a liquid crystal panel having an improved contrast ratio in an oblique direction and an improved color shift in an oblique direction. Further, there is provided a liquid crystal panel with excellent display uniformity. The liquid crystal panel of the present invention includes: a liquid crystal cell; a first polarizer arranged on one side of the liquid crystal cell; a second polarizer arranged on the other side of the liquid crystal cell; a first optical element and a second optical element arranged between the first polarizer and the liquid crystal cell; and a third optical element arranged between the second polarizer and the liquid crystal cell, in which: the first optical element has substantially optically negative uniaxial property; the second optical element satisfies the following expressions (1) and (2) and is arranged between the first optical element and the liquid crystal cell; and the third optical element has substantially optical isotr.
Owner:NITTO DENKO CORP

LED display system and driving circuit of array type LED display panel of LED display system

The invention provides an LED display system and a drive circuit of an array LED display panel thereof, and the drive circuit comprises a control logic module which outputs a reference current controlsignal through a first output end, outputs a constant current control signal through a second output end, and outputs a drive control signal through a third output end based on the received data; a reference current source generating a reference current based on the reference current control signal; a constant current output module, wherein n constant current sources of the constant current output module are respectively and correspondingly connected with N row lines through N constant current ports, the constant current sources generate one path of constant current based on reference currentgenerated by a reference current source, and the constant current output module controls one or more corresponding constant current sources to generate one or more paths of constant current through one or more corresponding constant current ports based on a constant current control signal; a drive output module, wherein m driving switches of the driving output module are correspondingly connectedwith the M column lines through M driving ports respectively. Compared with the prior art, the array type LED display panel can obtain a balanced display effect, and the appearance use feeling of a product is improved.
Owner:WUXI ETEK MICROELECTRONICS

LED display screen and matrix type LED module

The invention is applicable to the field of light emitting diodes, and provides an LED display screen and a matrix type LED module. The matrix type LED module comprises a circuit board and a light emitting layer, a plurality of LED units forming a matrix is fixed on the front face of the circuit board, each LED unit comprises a red LED chip, a green LED chip and a blue LED chip, positive electrodes of red LED chips, green LED chips and blue LED chips of each column of the LED units are in conduction with the same bonding pad located on the bottom surface of the circuit board, negative electrodes of red LED chips of each row of the LED units are in conduction with the same bonding pad located on the bottom surface of the circuit board, negative electrodes of green LED chips of each row of the LED units are in conduction with the same bonding pad located on the bottom surface of the circuit board, and negative electrodes of blue LED chips of each row of the LED units are in conduction with the same bonding pad located on the bottom surface of the circuit board. According to the LED display screen and the matrix type LED module, welding points when the LED display screen is made are reduced, the production efficiency is improved, and the yield is high when the high density LED display screen is made.
Owner:厦门市信达光电科技有限公司

Backlight module and liquid crystal display using the same

A liquid crystal display device (4) includes a liquid crystal display panel (41) and a backlight module (2) opposite to the liquid crystal display panel. The backlight module includes a light guide plate (20) and a point light source (21) adjacent to the light guide plate. A horizontal central axis (210) of the point light source and a horizontal central axis (200) of the light guide plate are on a same plane. The backlight module can further comprises a prism sheet, a diffusing sheet, a reflective sheet, and / or a polarizer. The liquid crystal display device can provide a uniform display effect.
Owner:INNOLUX SISPLAY

Display driving method and device and display device

InactiveCN109192161AImprove the problem of charging effect differenceThe display effect is uniformStatic indicating devicesDisplay deviceData signal
The invention discloses a display driving method and device and a display device. The display driving method comprises the following steps: periodically outputting a row driving signal to drive a display pixel of each row; acquiring a position of a row driven by a current row driving signal, and judging whether a row driven by the current row driving signal is located at a near end or a far end; outputting a first data signal if a row driven by a current row driving signal is located at a near end; and outputting a second data signal if the row currently driven by the row drive signal is located at a remote end. The technical proposal of the invention guarantees the charging effect of all display pixels of the display device, and realizes uniform brightness of the display device.
Owner:HKC CORP LTD +1

Information processing method and electronic equipment

The invention discloses an information processing method and electronic equipment. The technical scheme that a second program unit controls M desktop assemblies to change according to first change parameters, a first program unit controls a desktop wallpaper to change according to second change parameters and the first program unit controls at least one wallpaper element of the desktop wallpaper to respond the change to be happened according to the first parameters is adopted, so the technical problem that more uniform display effects cannot be provided for users as the desktop assemblies and the desktop wallpaper are mutually independently displayed and do not influence each other in the prior art, and the technical effect of the desktop with a more uniform display effect is provided for the users.
Owner:LENOVO (BEIJING) LTD

Up-conversion luminescence silicon dioxide aerogel and preparation method thereof

The invention belongs to the technical field of up-conversion luminescence anti-counterfeiting materials, and particularly relates to an up-conversion luminescence silicon dioxide aerogel and a preparation method thereof. The up-conversion luminescence silicon dioxide aerogel is formed by compounding a rare earth doped up-conversion luminescence material and a silicon dioxide aerogel; and the rareearth doped up-conversion luminescence material is a NaYF4:Yb / Er micro-tube and / or a NaYF4:Yb / Er micro-rod. The nano-porous material silicon dioxide aerogel is used as a display matrix material, thesilicon dioxide aerogel is transparent, the existence form of NaYF4:Yb / Er is micro-tube and / or micro-rod, and the NaYF4:Yb / Er is uniformly compounded with the silicon dioxide aerogel. The up-conversion luminescence silicon dioxide aerogel has good up-conversion luminescence performance under 980 nm laser irradiation, emits macroscopic green light, has an optical waveguide effect, and can be used in the field of up-conversion luminescence anti-counterfeiting excited by near-infrared laser.
Owner:GUANGDONG UNIV OF TECH

Organic electroluminescence apparatus and preparation method thereof

The invention provides an organic electroluminescence apparatus and a preparation method thereof. In the organic electroluminescence apparatus prepared by using the method, a transparent conductive oxide film is employed as a cathode, a pn junction layer is arranged between an organic luminescence function layer and the cathode, and the pn junction layer comprises a first metal layer, a semiconductor layer and a second metal layer which are successively stacked, such that the electron injection capability is improved, and a stable and uniform luminous effect is obtained. The preparation method is simple in process, free from pollution and easy to control, and facilitates industrial production.
Owner:OCEANS KING LIGHTING SCI&TECH CO LTD +2

Mask Device for Optical Alignment and Equipment Thereof

A mask device for optical alignment and equipment thereof are disclosed. The mask device comprises a first mask having a first overlapping region and a first non-overlapping region and a second mask having a second overlapping region and a second non-overlapping region. The first and second mask overlap with each other. The first overlapping and non-overlapping regions, the second overlapping and non-overlapping regions comprise openings respectively. The height of the openings of the first and the second overlapping region are arranged to vary according the trigonometric square such that the height of the openings at the same position that the overlapping regions overlap with each other is the same as that the openings of the first or the second non-overlapping regions. Compared with the current technology, the disclosure may eliminate the defects of the striped mura in the liquid crystal display to increase the display quality of the products.
Owner:TCL CHINA STAR OPTOELECTRONICS TECH CO LTD

Vehicle-mounted display screen and backlight module thereof

ActiveCN113589581AImplement independent partitionsImprove bad phenomenaNon-linear opticsIdentification meansIn vehicleEngineering
The invention relates to a vehicle-mounted display screen and a backlight module thereof. The backlight module comprises a lamp panel, a lampshade, a lens, a lower iron frame and a middle iron frame. The lower iron frame is connected with the middle iron frame, and the lamp panel, the lampshade and the lens are all arranged between the lower iron frame and the middle iron frame. The lamp panel is arranged in the lower iron frame, and a plurality of LED lamp beads are arranged on the face, back on to the lower iron frame, of the lamp panel. The lampshade is connected with the face, back to the lower iron frame, of the lamp panel, a plurality of lamp grooves are formed in the lampshade, a first lamp hole is formed in the bottom of each lamp groove, each LED lamp bead penetrates through the corresponding first lamp hole to be located in the corresponding lamp groove, and the lens is connected with the face, back to the lamp panel, of the lampshade. Independent partition of the light source can be achieved through the arrangement of the lampshade, the light channeling phenomenon among all the areas is improved, the display effect of the backlight module is more uniform, and the effect of improving the uniformity of the backlight module is achieved. In addition, the combination of the lens and the lampshade can also play a role in improving lamp shadows, apertures, bright and dark bands and other undesirable phenomena, so that the optical display quality of the backlight module is improved.
Owner:HUIZHOU WAI CHI ELECTRONICS CO LTD

Display panel and display device

The invention discloses a display panel and a display device, and belongs to the technical field of display. The display panel comprises a substrate, a counterpoint electrode layer and a first planarization layer, wherein the counterpoint electrode layer comprises a plurality of counterpoint electrode groups, each counterpoint electrode group at least comprises a first counterpoint electrode and a second counterpoint electrode, a plurality of grooves are formed in the side, away from the substrate, of the first planarization layer, one light-emitting element is arranged in one groove, and the light-emitting elements can rotate in the grooves in the direction parallel to the plane where the substrate is located. The display device comprises the display panel. According to the invention, the situation that the positions of light-emitting elements are changed after alignment is completed to affect the subsequent process and the display effect can be avoided, the redundant light-emitting elements can be recovered after alignment is completed, the light-emitting elements are uniformly distributed on a substrate as much as possible, and the display effect is improved.
Owner:SHANGHAI TIANMA MICRO ELECTRONICS CO LTD

Organic electroluminescence apparatus and preparation method thereof

The invention provides an organic electroluminescence apparatus and a preparation method thereof. In the organic electroluminescence apparatus prepared by using the method, transparent conductive oxide films are employed as an anode and a cathode, a pn junction layer is arranged between an organic luminescence function layer and the cathode, and the pn junction layer comprises a first metal layer, a semiconductor layer and a second metal layer which are successively stacked, such that the electron injection capability is improved, and a stable and uniform luminous effect is obtained. The preparation method is simple in process, free from pollution and easy to control, and facilitates industrial production.
Owner:OCEANS KING LIGHTING SCI&TECH CO LTD +2

Pixel structure, display panel and display device

The invention discloses a pixel structure, a display panel and a display device. The pixel structure is located in a display area of the display panel and comprises a plurality of subpixels, the multiple subpixels are arrayed in multiple lines, and each subpixel comprises an arc-shaped edge, wherein a smooth curved outline is formed by the arc-shaped edges of the multiple subpixels. According to the pixel structure, the arc-shaped edges of the subpixels, closet to one end of the curved boundary of the display area, in the subpixels arrayed in the multiple lines are jointly fitted to form an approximately smooth curve, and thus the problem of serrated bad display at the curved boundary is eliminated; and in addition, when the pixel structure is driven to emit light, the line driving mode can still be adopted to drive each line of subpixels to emit the light, a scanning driving wire does not need to be redesigned, and the higher practicality is achieved.
Owner:YUNGU GUAN TECH CO LTD

Vehicle-mounted bending display device capable of releasing bending stress

A vehicle-mounted bending display device capable of releasing bending stress comprises a flexible display screen, a bearing plate is arranged on one side of the flexible display screen, two fixing plates are arranged on one side of the bearing plate in a spaced mode, the two fixing plates are fixedly connected with the two opposite ends of the bearing plate respectively, and a track plate is arranged on the same side of the two fixing plates. Two rails are arranged in the connecting faces of the rail plate and the two fixing plates respectively, the two rails are located on the same straight line, a groove is formed in the rail plate, the groove is located between the two rails, two or more first oval gears are arranged in the groove, and the first oval gears are fixedly arranged on a first rotating shaft at intervals. When the flexible display screen is switched from plane display to bending display, the cantilever support slides along the track, stress generated by bending can be released, the display effect is uniform, and the product performance can be improved.
Owner:YANFENG VISTEON ELECTRONICS TECH (SHANGHAI) CO LTD
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