30results about How to "Avoid dark lines" patented technology

The invention provides a TFT array substrate structure. The TFT array substrate structure comprises a plurality of sub-pixels (4) arranged corresponding to black arrays (2). Each sub-pixel (4) comprises primary areas (42) and secondary areas (44) arranged corresponding to the corresponding black arrays (2). A data line (6) is arranged between every two adjacent sub-pixels. A grid scanning line (8) is arranged between each primary area (42) and the corresponding secondary area (44). A pixel electrode trunk (10) is arranged between every two adjacent sub-pixels (4). Pixel electrode branches (12) are arranged on the primary areas (42) and the secondary areas (44) of every two adjacent sub-pixels (4) respectively. The pixel electrode branches (12) are electrically connected with the pixel electrode trunks (10) respectively. When relative displacement happens to the TFT array substrate structure in the bending process of a liquid crystal display panel, the pixel electrode branches (10) are still in the areas covered by the black arrays, the influences on the electric field are extremely small, the electrical properties can be effectively increased, dark fringes are avoided, and therefore quality of the liquid crystal display panel is improved.

The invention provides a pixel electrode structure and a liquid crystal display panel. The pixel electrode structure comprises at least one main electrode, a control electrode and a connecting electrode. The main electrode divides the pixel electrode structure into a first pixel electrode area and a second pixel electrode area. The control electrode is arranged at the position close to the first pixel electrode area and far away from the second pixel electrode area, and a gap is formed between the control electrode and the first pixel electrode area. The connecting electrode is arranged between the control electrode and the second pixel electrode area, one end of the connecting electrode is connected with the control electrode, and the other end of the connecting electrode is connected with the second branch electrode of the second pixel electrode area. Therefore, the transmission distance from the control electrode to the pixel electrode of the display area is increased, and dark fringes are avoided.

The invention discloses an array substrate and a liquid crystal display device, the array substrate comprises a plurality of scanning lines arranged in the horizontal direction, a plurality of data lines arranged in the vertical direction and a plurality of pixel units arranged in an array; and any pixel unit comprises a pixel electrode comprising a main area pixel electrode and a secondary area pixel electrode; and a thin film transistor comprising a first thin film transistor for controlling the main area pixel electrode and a second thin film transistor for controlling the secondary area pixel electrode, wherein the main area pixel electrode and the secondary area pixel electrode are arranged on the same side of the first thin film transistor and the second thin film transistor. Throughthe design, the aperture opening ratio of the pixel area can be effectively improved.

The invention discloses a liquid crystal display panel. The display panel comprises an array substrate and a color film substrate, and each pixel unit on the array substrate comprises a thin film transistor layer and a pixel electrode located on the thin film transistor layer. The pixel electrodes comprise a first pixel electrode and a second pixel electrode, and a spacer region is arranged between the first pixel electrode and the second pixel electrode, therefore, the influence of an electric field between the edge area of the first pixel electrode and the common electrode and an electric field between the edge area of the second pixel electrode and the common electrode on the liquid crystal at the interval area is reduced, and dark fringes generated at the interval area due to large-angle toppling of the liquid crystal at the interval area under the action of the electric fields are prevented.

The invention discloses an LCD apparatus and a backlight device. The backlight device comprises a shell body; optical diaphragms and transmission sheets are arranged in the shell body; more than one light emitting unit is arranged between the optical diaphragms and the transmission sheets in the shell body; first printed circuit boards are arranged between the adjacent light emitting units; more than one first light emitting source is arranged on the first printed circuit boards; diffuser sheets covering the areas between the light emitting units are arranged above the first light emitting sources and are fixed on the shell body through a transparent support column; each light emitting unit comprises a light guide plate; a second printed circuit board is arranged on a first side of the light guide plate below the diffuser sheets; more than one second light emitting source is arranged between the second printed board and the light guide board; a third printed circuit board is arranged on the second side of the light guide board corresponding to the first side; and more than one third light emitting source is arranged between the third printed circuit board and the light guide board. The backlight device disclosed by the invention is applicable to large size LCD apparatuses and is thin.

Embodiments of the present invention provide an OLED display panel and its preparation method and testing method, which relate to the field of display technology and can avoid scratches on circuits during the process of manufacturing the OLED display panel. The OLED display panel includes an array substrate and an encapsulation cover plate, the array substrate includes a display area and a peripheral wiring area; the peripheral wiring area includes a circuit arranged on the edge of the array substrate, and a conductive glue arranged above the circuit strip; the conductive glue extends along the direction of the edge of the adjacent display area; wherein, the conductive glue strip is conductive in the Z direction and non-conductive in the X and Y planes; the Z direction is perpendicular to the array substrate the substrate. For OLED display devices.

The present invention provides a pixel electrode, the pixel electrode has a closed frame electrode, and the outside of at least one pair of opposite sides of the frame electrode has a zigzag structure, and the extension direction of the tooth grooves of the zigzag structure corresponds to the The extension directions of the branch electrodes are parallel and consistent, so that in the area corresponding to the frame electrode, the liquid crystal can be poured along the direction of the branch electrode as in the inner area of ​​the frame electrode, so as to avoid dark lines in the area corresponding to the frame electrode. The pixel electrode is applied to the HVA liquid crystal display panel, which can effectively increase the transmittance and brightness of the liquid crystal display panel, thereby improving the display effect.

The invention discloses a pixel array substrate, a liquid crystal display (LCD) device and a driving method thereof. The pixel array substrate is provided with a plurality of pixel regions, a black matrix, a plurality of first pixel electrodes and a plurality of second pixel electrodes, wherein each pixel region is divided into three pixel subregions; the black matrix is provided with a plurality of openings, and each opening exposes one pixel region; each first pixel electrode is arranged in one pixel subregion between every two pixel subregions in each pixel region, and the first pixel electrodes are arranged in an intersected shape; the second pixel electrodes are provided with two half intersected parts and a connecting branch for connecting with the two half intersected parts; the two half intersected parts are respectively arranged in the two pixel subregions at the two sides of each pixel region; and the trunk of the edge in parallel to the opening in the half intersected part overlaps the black matrix. The invention can solve the defects of reduced luminance, reduced contrast ratio and striped picture caused by the traditional low color cast design.

The present application discloses a liquid crystal display panel, including an array substrate, a color filter substrate, a first polarizer and a second polarizer, the first polarization direction of the first polarizer and the second polarization direction of the second polarizer are perpendicular to each other; Each pixel unit on the array substrate includes a pixel electrode, the pixel electrode includes a stem electrode, the stem electrode includes a first stem electrode arranged along a first direction and a second stem electrode arranged along a second direction, and the first direction and the second stem electrode are arranged along a second direction. The included angle formed by the first polarization direction is different from the right angle. By setting the first stem electrode obliquely relative to the first polarization direction and the second polarization direction, the angle formed by the branch electrodes in two adjacent domain regions and the first stem electrode can be adjusted, which can increase the The included angle between the branch electrode and the first trunk electrode at the small angle area prevents unetched or incomplete etching at the small angle area when patterning the pixel electrode.

An array substrate, a mask plate, a display panel and a display device. The array substrate includes a light-emitting layer, and the light-emitting layer includes a first light-emitting area, a second light-emitting area, and a third light-emitting area, and the second light-emitting area is located between the first light-emitting area and the third light-emitting area; The first light emitting area includes a plurality of first pixel repeating units, the second light emitting area includes a plurality of second pixel repeating units, the third light emitting area includes a plurality of third pixel repeating units, and the first pixel repeating The unit, the second pixel repeating unit and the third pixel repeating unit respectively include n pixels, n≥1 and n is an integer, and the pixel density of the third light-emitting area is smaller than the pixel density of the first light-emitting area, wherein The distance between the central axes of the adjacent second pixel repeating units is smaller than the distance between the central axes of the adjacent third pixel repeating units.

The light from the first light source is incident on the reflective surface (13a) of the reflective mixing member (13), and the light from the second light source is incident on the reflective surface (13b). The relationship between the spacing Wp between the part (three corrugated column parts) formed by the reflection surface (13a) and the reflection surface (13b) in the reflection mixing part (13) and the lens spacing Wf is: (Wp / Wf≠1 ). Therefore, light beams with different distributions are incident on each lens portion of the fly-eye lens (14a), thereby preventing uneven brightness of the light incident on the liquid crystal display panel (5), and simultaneously preventing color unevenness on the screen.

The present invention discloses a pixel unit and an array substrate. The pixel unit comprises a data line, a gate line, a thin-film transistor, and a pixel electrode containing at least two domains, wherein the thin-film transistor is connected to the data line, the gate line, and the pixel electrode, respectively; and the pixel electrode further comprises at least one bucking electrode disposed parallel to the edge of the pixel electrode, with the bucking electrode being electrically connected to the pixel electrode. In such a manner, the pixel unit is able to shield interference of peripheral electric fields with the pixel electrode, allowing for more stable electrode field at the marginal area of the pixel electrode, thereby avoiding dark fringes present in the marginal area of the pixel electrode.

The present invention provides a pixel structure and a liquid crystal panel. The pixel structure includes a pixel electrode. The pixel electrode includes a trunk electrode, a branch electrode connected to the trunk electrode, and a sealing electrode surrounding the trunk electrode and the branch electrode. The trunk electrode is connected to at least one end of the branch electrode. A sealing electrode; wherein, a gap electrode is formed on the long side of the sealing electrode, and the gap electrode extends into the pixel structure, and the pixel electrode is divided into at least two pixel partitions, so that the original one pixel partition becomes a plurality of pixel partitions, Using the notch to reduce the aspect ratio of the pixel partition, and adding a horizontal trunk electrode in the divided pixel partition, further dividing the divided pixel partition into multiple pixel domains, shortening the length of the branch electrodes and reducing the impedance of the pixel electrodes, The compensation ability of the liquid crystal driving signal is improved, so that the abnormal dark lines of the entire pixel structure are avoided, and the display quality of the pixel structure is improved.

The present invention provides a touch liquid crystal display panel, a CF substrate and a touch display device. The touch liquid crystal display panel includes a TFT substrate, a CF substrate and a liquid crystal layer, the TFT substrate includes multiple rows of grid scanning lines, and the CF substrate includes a Multi-row grid scan lines correspond to multi-row RGB color layers. The display and touch of the touch LCD panel adopts a time-sharing drive scanning method. In the time period, n rows of gate scanning lines are scanned; in the second time period of the cycle, touch detection scanning is performed alternately until one frame of screen display is completed, and gate scanning lines are performed k times in one cycle Scanning, the thickness of the RGB color layer corresponding to the gate scanning line of the (k-1)n+1th row is smaller than the thickness of the RGB color layer of other rows, k≥2, n≥1. Through the above methods, the present invention can avoid dark lines and improve display quality.