123results about How to "Avoid uneven display" patented technology

An electrophoretic display comprising a plurality of microcapsules disposed between a pair of substrates, wherein each microcapsule comprises a capsule body containing an insulating fluid and charged particles dispersed in the fluid. The microcapsules are contacted with at least the substrate arranged at a display face side of the pair of substrates and each microcapsule has a flat surface at least at the display face side so that the substrate at the display face side is in face-to-face contact with the microcapsules. As a result, the proportion of the contact area of the substrate with the microcapsules increases compared with the traditional electrophoretic display, preventing uneven displaying and achieving increased contrast and high-quality displaying.

The invention discloses an OLED (organic light emitting diode) display panel, a method for driving the same and a display device. The OLED display panel, the method and the display device have the advantages that high-level power voltages and low-level power voltages can be provided for various shift register units by a power supply; voltage difference values of the high-level power voltages and the low-level power voltages which are provided for the first register units by the power supply are first voltage difference, voltage difference values of the high-level power voltages and the low-level power voltages which are provided for the second register units by the power supply are second voltage difference, and the first voltage difference is unequal to the second voltage difference; thefirst voltage difference is unequal to the second voltage difference, accordingly, voltage amplitude of scanning signals received by pixel circuits in first display regions is unequal to voltage amplitude of scanning signals received by pixel circuits in second display regions, light emitting currents of the pixel circuits in the first display regions are consistent with light emitting currents ofthe pixel circuits in the second display regions under the condition of identical voltage data, and the problem of display unevenness can be solved.

The invention discloses an OLED display panel and a display device. The OLED display panel comprises a display area, a middle area and a non-display area, wherein a second display area in the displayarea is divided into two display subareas by the middle area; and each first scanning line corresponding to pixels in the display subareas comprises a first subline extending along a row direction, asecond subline extending along the row direction and a third subline, wherein the first subline of the nth first scanning line is connected with the nth row of pixels, the second subline is connectedwith the (n+1)th row of pixels, and one end, close to the middle area, of the first subline is connected with the second subline through the third subline. That is to say, each first scanning line isformed by connecting the first subline, the second subline and the third subline in series, and each first scanning line is connected with two rows of pixels, so that pixel Loading on the scanning lines in each display subarea is close to that on the scanning lines in a first display area, and the problem of uneven display is solved.

To provide a polarizing plate provided with optical compensation layers capable of contributing to thickness reduction, preventing uneven display due to heat, and favorably preventing light leak in black display, and an image display apparatus using the same. The polarizing plate provided with optical compensation layers of the present invention includes a polarizer, a first optical compensation layer, a second optical compensation layer, and a third optical compensation layer in the stated order. The first optical compensation layer, the second optical compensation layer, and the third optical compensation layer each have predetermined absolute value of photoelastic coefficient, refractive index profile, and in-plane retardation and/or thickness direction retardation. An absorption axis of the polarizer and a slow axis of the first optical compensation layer form an angle of 10° to 30°. The absorption axis of the polarizer and a slow axis of the second optical compensation layer form an angle of 70° to 95°. The absorption axis of the polarizer and a slow axis of the third optical compensation layer form an angle of 70°to 95°.

The present invention provides a photosensitive composition, a photosensitive resin transfer film comprising the photosensitive composition, a method for making the photosensitive partition column using the material, a liquid crystal display device substrate comprising the photosensitive partition column, and a liquid crystal display device comprising the liquid crystal display device, the photosensitive composition at least includes the resin (A), the polymerized compound (B), and the photopolymerization initiating agent (C), the resin (A) includes the group which comprises branched chain and/or alicyclic structure at the side chain, the group which comprises acidic groups at the side chain, and the group which comprises the ethylenically unsaturated groups at the side chain. According to the invention a photosensitive composition which has a high deformation recovery character and can eliminate the display nonuniformity in the liquid crystal display device and the photosensitive resin transfer film, the method for making the photosensitive partition column using the material, the liquid crystal display device substrate which prevents the display nonuniformity and can do high-image quality display, and the liquid crystal display device are provided.

The invention relates to a drive method and a device of an OLED (Organic Light Emitting Diode) display panel. The method comprises the steps of acquiring image data of a picture to be displayed; judging a target picture type corresponding to the picture according to the image data; reading a target driving schedule corresponding to the target picture type; driving the OLED display panel according to the image data and the target driving schedule, and displaying the picture. According to the drive method and the device of the OLED display panel, different driving schedules are set aiming at different types of pictures, so that the different types of pictures can be scanned by adopting the different driving schedules, the problem of non-uniformity in display caused by short scanning time or low picture gray scale brightness can be avoided, and an MURA problem when the OLED display panel displays a low gray scale picture is effectively solved. The embodiment of the invention is particularly applicable to an AMOLED (Active Matrix/Organic Light Emitting Diode) display panel with high resolution.

The invention discloses a touch display panel and a driving method thereof. The touch display panel comprises a substrate, a plurality of touch display units and a gate driving circuit, wherein the substrate comprises a display region and a frame region; the touch display units are arranged in the display region; each touch display unit comprises a plurality of gate lines and a plurality of electrode blocks; the gate lines extend along the first direction; the electrode blocks are arrayed along the first direction; the electrode blocks are opposite to the gate lines in the direction perpendicular to the substrate; and the gate driving circuit is arranged in the frame region and is electrically connected with the gate lines. In a display driving schedule section, the gate driving circuit is used for scanning the various gate lines, the scanned adjacent optional two gate lines are positioned in the different touch display units, starting signals of the scanned adjacent optional two gate lines are partially overlapped, and starting signals of the gate lines in the same touch display unit are not overlapped. By the touch display panel and the driving method thereof, the problem that displaying cross grains exist on a junction is avoided.

The embodiment of the invention provides an array substrate, a display panel and a display device, and relates to the technical field of display. According to the array substrate, the display panel and the display device, the problems of non-uniform display caused by signals on a touch electrode wire can be avoided. The array substrate comprises a white sub-pixel area and a first color sub-pixel area which is adjacent to the white sub-pixel area; the touch electrode wire is arranged between the white sub-pixel area and the first color sub-pixel area, wherein a first data line is at most arranged between the white sub-pixel area and the first color sub-pixel area, and the first data line is used for providing data signals for sub-pixel electrodes in the white sub-pixel area.

The invention discloses a pixel driving circuit and a display device. The pixel driving circuit comprises a driving module, a data write-in module, a threshold compensation module and a storage module, and the threshold compensation module writes a compensation signal including drive transistor threshold voltage information in the control end of the driving module before a light-emitting stage; the storage module maintains the voltage of the control terminal of the driving module in the light-emitting stage, and the storage module includes a plurality of first capacitor elements which are arranged in series; the capacitance of the storage module is set to be a first capacitance when the pixel driving circuit is driven at a first driving frequency, and the capacitance of the storage moduleis set to be a second capacitance when the pixel driving circuit is driven at a second driving frequency; and the first driving frequency is greater than the second driving frequency, and the first capacitance is smaller than the second capacitance. The above technical scheme effectively avoids the problem of display unevenness existing in the display device, so the pixel circuit can be compatiblewith different driving frequencies.

A pixel structure of an electroluminescent display panel includes a plurality of sub-pixel columns, first power lines, and second power lines. Each of the first power lines and each of the second power lines are disposed between two adjacent sub-pixel columns. Each first power line is electrically connected to a portion of sub-pixels of a sub-pixel column disposed on one side of the first power line, and a portion of sub-pixels of the other sub-pixel column disposed on the other side of the first power line. Each second power line is electrically connected to a portion of sub-pixels of a sub-pixel column disposed on one side of the second power line, and a portion of sub-pixels of the other sub-pixel column disposed on the other side of the second power line.

A liquid crystal display of semi ¿C transmission type sets reflection film ( RF ) with opening, colour filtering film ( FF ) and insulation layer in sequence on bottom transparent base plate or sets CFF , RF and insulation layer in sequence on bottom transparent base plate . Its preparing method includes cutting out the opening on RF first before ITO pattern is prepared , then preparing CFF with area less than area of opening on RF or preparing CFF first , than cutting out opening on RF with area greater than area of FCC at each opening of RF .

The present invention discloses a pixel circuit, a driving method thereof and a display device. The pixel circuit includes a first thin film transistor, a second thin film transistor, a third thin film transistor, a fourth thin film transistor, a fifth thin film transistor, a sixth thin film transistor, a seventh thin film transistor, a first capacitor, a second capacitor and a light emitting diode. Before the pixel circuit enters a light-emitting phase, a power supply voltage can apply a voltage to a source electrode of a driving thin film transistor, when the pixel circuit enters the light-emitting phase, the power supply voltage can still apply a voltage to a source electrode of the driving thin film transistor, thereby the constant source electrode voltage of the driving thin film transistor can be ensured, so the stable and constant gate voltage of the driving thin film transistor can be ensured under the action of a storage capacitor in the pixel circuit, current which flows through the light-emitting diode is stable and constant, and thus the uniformity of the display of the entire display device is ensured.

The invention provides a grid driving circuit. The grid driving circuit comprises multistage shift register circuits. The multistage shift register circuits are successively connected, the output end of a pervious-stage shift register circuit is connected with the input end of a later-stage shift register circuit, and each stage shift register circuit outputs shift signals through the output end; and the input ends of shift register circuits, whose ordinals are odd numbers, in the multistage shift register circuits are accessed to a first sequential signal, and the input ends of shift register circuits whose ordinals are even numbers are accessed to a second sequential signal. In the grid driving circuit and the liquid crystal display device provided by the invention, the shift signals output by pervious-stage shift register circuits are directly supplied to later-stage shift register circuits, the shift signals output by the later-stage shift register circuits do not have to be supplied to the previous-stage shift register circuits, and according to the two sequential signals, shift signals can be output from a single side, therefore, grid signal attenuation is not generated, and uneven display can also be avoided.

The invention relates to the technical field of display, and discloses an organic electroluminescent display panel and a preparation method thereof. The organic electroluminescent display panel comprises a substrate, wherein one side of the substrate is provided with a pixel defining layer, the pixel defining layer has multiple openings, the bottom of each opening is provided with a first electrode layer, the projection area of each first electrode layer on the substrate is less than the projection area of the corresponding opening on the substrate, an annular gap is formed between each firstelectrode layer and the pixel defining layer, and each first electrode layer is provided with a light emitting layer at the side away from the substrate. In the organic electroluminescent display panel, the annular gap is formed between each first electrode layer and the pixel defining layer, a coffee ring generated by the light emitting layer is enabled to be located in a region corresponding tothe annular gap, and the thickness of the light emitting layer in a region corresponding to the first electrode layer is enabled to be uniform, thereby avoiding a problem of uneven display caused by the formation of the coffee ring in the light emitting layer corresponding to the first electrode layer, and effectively improving the display effect of the display panel.

An embodiment of the invention provides a liquid crystal display panel and a display device. The liquid crystal display panel comprises a display region and a hollow functional region, wherein the display region is formed around the hollow functional region; and a first transition region is formed between the hollow functional region and the display region, and the first transition region surrounds the hollow functional region. The liquid crystal display panel further comprises a data signal line and a scanning signal line, wherein the data signal line and the scanning signal line are arrangedaround the hollow functional region in the first transition region; vertical projection of the data signal line in a first plane overlaps vertical projection of the scanning signal line in the firstplane at a plurality of coincident points in the first transition region; and the first plane is a plane on which the surface of a light emergent side of the liquid crystal display panel locates, andthe at least one coincident point is arranged within vertical projection of an auxiliary metal electrode in the first plane. According to the liquid crystal display panel and the display device, the auxiliary metal electrode is additionally arranged at a position wherein the data signal line and the scanning signal line overlap, so as to increase the load of the scanning signal line, avoid displayunevenness, and improve the display effect.

The invention discloses a curved surface backlight module and a display device. The curved surface backlight module comprises a curved surface back plate and a curved surface lamp panel; the curved surface back plate comprises a first curved surface and a second curved surface which are opposite to each other; the first curved surface is arranged close to the light emitting side of the curved surface backlight module; the curved surface lamp panel is formed by bending an initial lamp panel; a plurality of light sources arranged on the curved surface lamp panel in an array mode are fixed to thefront surface of the curved surface lamp panel through bonding pads; the back surface of the curved surface lamp panel is arranged close to the first curved surface of the curved surface back plate;at least one groove is formed in the front surface of the curved surface lamp panel; and the grooves are arranged in a lamp panel gap area between the adjacent light sources. According to the curved surface backlight module and the display device, the problems that the bonding pads easily fall off and the light sources are easily damaged due to the fact that the lamp panel of an existing curved surface backlight module is bent can be solved.

The invention discloses an organic light-emitting display panel and a driving method thereof. The organic light-emitting display panel comprises a display region and a non-display region. The display region comprises a plurality of rows of pixel units. Each row of pixel unit comprises a plurality of pixel driving circuits. The non-display region comprises a plurality of reset signal conversion units, a plurality of stages first scanning driving circuits, a plurality of stages of second scanning driving circuits, at least one first reset voltage transmission line and at least one second reset voltage transmission line. Each reset signal conversion unit comprises a first reset signal switch and a second reset signal switch. The first reset signal switch is used for providing a first reset voltage to a pixel driving circuit, and the second reset signal switch is used for providing a second reset voltage to the pixel driving circuit, wherein the first reset voltage is larger than the second reset voltage. Each reset signal conversion unit can provide different reset voltages to a drive transistor and an organic light-emitting diode of each pixel driving circuit, thereby improving display effect.

The invention provides a solidification composite, at least comprising: resin containing radical having branch chain and/or alicyclic structure, radical having acidic group and radical having epoxy group; polymerizability compound; tiators for photopolymerization; and surface activity tiators for photopolymerization. The invention can obtain solidification composite with height deforming recoverability and liquid crystal display displaying unevenly.

An organic light-emitting display device includes: a display panel in which a plurality of data lines and a plurality of gate lines are arranged to overlap each other and that includes a plurality of subpixels which are arranged in areas in which the plurality of data lines and the plurality of gate lines overlap each other; a data driver that supplies a data signal to the plurality of data lines; a gate driver that supplies a gate signal to the plurality of gate lines; and a timing controller that controls the data driver and the gate driver such that the data driver outputs a sensing voltage in a first section, outputs a compensation voltage in a second section, and outputs a data voltage in a third section.