38results about How to "Does not reduce aperture ratio" patented technology

The invention discloses a capacitive embedded touch screen, as well as a touch location method and a display device thereof. At least one grid line in a TFT (Thin Film Transistor) array substrate is used as a touch control scanning line, and at least one data line is set as a touch control sensing line; or, conversely, at least one data line in the TFT array substrate is used as the touch control scanning line, and the at least one grid line is set as the touch control sensing line so as to realize the functions of the touch screen. Since the grid line and the data line in the existing TFT array substrate are respectively used as the touch control scanning line and the touch control sensing line, and relative to the embedded touch screen in the prior art, additional wiring is not needed, the aperture opening ratio of the TFT array substrate cannot be reduced.

The invention provides a unit pixel structure for liquid crystal displays. A liquid crystal display comprises an array substrate, a color film substrate, and liquid crystal; the array substrate and the color film substrate face each other; the liquid crystal is arranged between the array substrate and the color film substrate; the liquid crystal is in a UV vertical alignment mode; the array substrate comprises scan lines, data lines and pixel electrodes; the scan lines and the data lines intersect crisscross; the pixel electrodes are limited by the scan lines and the data lines intersecting; black lines occur to a pixel electrode area due to UV vertical alignment; the edge of the pixel electrodes is partially provided with a radial slit pattern protruding out. The unit pixel structure has the advantages that the edge black lines expand out of the pixel electrodes, force of the ITO fringe field upon liquid crystal molecules moves out, the dark lines are moved out of an aperture area, a Fine Slit structure enables the black lines to move out to be eliminated, load of resistance and capacitance of an array panel is not increased much, aperture ratio is not lowered, and light transmitting efficiency of UV vertical alignment displays is increased.

The present invention relates to a pixel structure suitable for liquid crystal display devices in a multidomain vertical tropism mode. The pixel structure comprises a scan line, a data line, a thin film transistor and a pixel electrode. The scan line and the data line define a pixel region which comprises a first sub-pixel region and a second sub-pixel region. The thin film transistor is arranged on a substrate and electrically connected to the scan line and the data line; the pixel electrode is arranged within the pixel region and electrically connected to the source electrode of the thin film transistor, wherein the height of part pixel electrodes in the first sub-pixel region is lower than the height of part pixel electrodes in the second sub-pixel region, and a layer of transparent first coupling capacitance medium layer is covered at least on the pixel electrode of the first sub-pixel region. The present invention further discloses a method for manufacturing the pixel structure and a liquid crystal display panel.

The invention provides an array substrate and a preparation method thereof as well as a display device, relating to the field of display technologies and solving the problem of capability of reducing an aperture ratio of the display device through a public electrode wire. The array substrate comprises a peripheral public electrode wire used for providing public voltage, a plurality of pixel units, a plurality of first connecting parts and second connecting parts, wherein the first connecting parts are arranged between the peripheral public electrode wire and a public electrode close to the pixel unit on one side of the peripheral public electrode wire along a first direction, and the peripheral public electrode wire is electrically connected to the public electrode. The second connecting parts are arranged between the public electrodes of every two adjacent pixel units along the first direction, so that the two adjacent public electrodes are electrically connected.

A color film substrate for liquid crystal displays is characterized in that the dark line part of the edge of a pixel area is provided with a laminated structure which comprises at least two structure layers, the width of the part, close to a glass substrate, of the laminated structure is larger than the width of the part, far away from the glass structure, of the laminated structure, and each structure layer of the laminated structure and the adjacent layer are arranged in a segmental differential manner. Liquid crystal molecules on the surface of the laminated structure can be controlled to arrange in a slope form along segmental differential lamination, so that the influence of ITO fringe electric field upon the liquid crystal molecules is eliminated and dark lines are eliminated or decreased. Meanwhile, the laminated structure enables the black lines to move out to be eliminated, load of resistance and capacitance of an array panel is not increased much, aperture ratio is not lowered, and light transmitting efficiency of UV vertical alignment displays is increased.

The invention provides an array substrate and a liquid crystal display panel. The array substrate comprises scanning lines, data lines, a storage capacitance bus and storage capacitance branches; themultiple scanning lines and the multiple data lines are arranged in a crisscrossed manner; furthermore, adjacent two scanning lines and adjacent two data lines form a pixel area in an encircling manner; the storage capacitance bus is arranged to be parallel to the scanning lines, and stretches across the pixel area; furthermore, the storage capacitance bus is electrically connected with one scanning line forming the pixel area in the encircling manner; the storage capacitance branches include a first section parallel to the data lines; furthermore, the first section is arranged at the inner side of one of adjacent two data lines forming the pixel area in the encircling manner; the storage capacitance branches are electrically connected with the storage capacitance bus; and furthermore, thestorage capacitance branches are made of a conductive transparent material. According to the array substrate and the liquid crystal display panel provided in the invention, due to arrangement of thestorage capacitance braches made of the conductive transparent material, the pixel transmittance can be effectively improved.

The invention discloses an optical sensing type touch screen based on a multi-dimensional electric field mode and a preparation method of the optical sensing type touch screen. The preparation method comprises the following steps: adding a sensing signal line beside at least one data signal line of a TFT (Thin Film Transistor) array substrate; setting at least one public electrode line as a sensing control line; and setting optical sensing units at the overlapping part of the sensing signal line and the sensing control line, wherein each optical sensing unit converts the light intensity radiating on the optical sensing unit into voltage signals to be output through the sensing signal line when electric signals are synchronously transmitted through the sensing control line and a grid signal line. The sensing signal line is arranged at one side of the data signal line, the optical sensing unit is arranged at the overlapping part of the sensing control line and the sensing signal line, and the sensing signal line and the optical sensing unit are both arranged at a non-display area of a pixel unit, so that the aperture opening ratio is not reduced; and moreover the optical sensing unit is prepared when pixel units of a liquid crystal panel are prepared without adding new process steps, so that the manufacturing cost of the touch screen is also reduced.

The invention provides an array substrate and a liquid crystal display panel. The array substrate comprises scanning lines, data lines, a storage capacitor bus and a storage capacitor branch line; multiple scanning lines and multiple data lines are arranged in a crisscrossed manner, and a pixel region is defined between every two adjacent scanning lines and every two adjacent data lines; the storage capacitor bus is arranged in parallel to the scanning lines and stretches across the pixel regions, and the storage capacitor bus is electrically connected with one of every two scanning lines defining the corresponding pixel region; the storage capacitor branch line extends along the direction of the data lines and is arranged close to the data lines, the storage capacitor branch line is electrically connected with the storage capacitor bus, and the storage capacitor branch line is made from a conductive transparent material. The array substrate and the liquid crystal display panel which are provided by the invention have the advantages that broken data lines can be conveniently corrected by arranging the storage capacitor branch line close to the data lines, and product yield is improved.

The disclosed preparation method for TFT comprises: forming a semi-conductor layer including an active area and a memory capacitance area on a transparent substrate, forming a source and drain on the semi-conductor layer; forming an isolation layer on all of the source, drain and semi-conductor layer, then forming grid and capacitance electrode on the corresponding areas of the active and memory area respectively; and in turns forming a dielectric and screening layers; etching an opening on the screening layer to obtain a contact window, finally, forming a conductive layer on the screening layer. This invention can increase storage capacity and reduces no the opening rate.

The invention discloses a liquid crystal display panel. The liquid crystal display panel comprises a first substrate, a second substrate and a liquid crystal layer, wherein the second substrate is opposite to the first substrate; the liquid crystal layer is located between the first substrate and the second substrate; a first polaroid is arranged on the first substrate; a second polaroid is arranged on the second substrate; a first quarter-wave plate is arranged on the first substrate; a speed shaft of the first quarter-wave plate forms a 45-degree angle with a first transmitting shaft of thefirst polaroid; a reflecting electrode is arranged on the second substrate; an auxiliary electrode opposite to the reflecting electrode is arranged on the first substrate; the area, corresponding to the reflecting electrode, of the liquid crystal display panel is a reflecting area; the area, corresponding to each pixel unit, of the liquid crystal display panel is a transmitting area; and the thickness of the liquid crystal layer corresponding to the reflecting area is a half of the thickness of the liquid crystal layers corresponding to the transmitting areas. The switching between specular reflection and transmission is realized through controlling the corresponding liquid crystal molecules int the reflecting area to switch between a flat lying posture and a standing posture. The invention further comprises a driving method and a liquid crystal display device.

The invention provides a flat-plate X ray detector, which comprises a substrate, a photoelectric converting component, a control component and a detecting component, wherein the upper surface of the substrate comprises at least one detecting pixel; the detecting pixel comprises the photoelectric converting component, the control component and a light-transmission component-free area; the lower surface of the substrate comprises the detecting component; and a coverage area of the detecting component comprises the lower surface of a substrate in the component-free area in the detecting pixel on the upper surface. Correspondingly, the invention further provides a preparation method of the flat-pate X ray detector. The detecting components of the flat-plate X ray detector provided by the invention are prepared on the lower surface of the substrate; the pixel area of the detector is not increased; and therefore, the pixel aperture opening ratio cannot be decreased. Data transmission lines of the detecting components and a data transmission line of the flat-plate X ray detector are not on the same surface of the substrate, cannot generate cross talk to the data transmission line of the detector, and have no influence on the image quality obtained by the flat-plate X ray detector.

The invention provides a display panel and a manufacturing method thereof, and the display panel comprises a light-transmitting region which is used for arranging an organic light-emitting unit; a storage area which is used for setting a storage capacitor, wherein the light-transmitting area is corresponding to the storage area in position. The storage capacitor comprises a first polar plate and asecond polar plate, wherein the first polar plate and the second polar plate are both made of transparent materials. According to the display panel and the manufacturing method thereof, the occupiedarea of pixels can be reduced.

The invention relates to a transverse electric field switching type liquid crystal display inside the plate, wherein it comprises: one first substrate, one second substrate, and the liquid crystal layer between first and second substrates, one shield metal line above the first substrate, one first insulated layer above the shield metal line, one leakage wire above the first insulated layer, one second insulated layer above the leakage line, and one public electrode above the second insulated layer; and the leakage line is between the shield metal line and the public electrode. The invention has high open rate.

The invention discloses a display panel and a display device. Sub-pixels of the display panel include the light-transmitting sub-pixels with light-transmitting areas and the dark sub-pixels with wholedark areas, a plurality of pixel rows include the first pixel rows and the second pixel rows, the first pixel rows and the second pixel rows are arranged alternately and repeatedly in a third direction, each first pixel row comprises first sub-pixel sets arranged repeatedly, and each first sub-pixel set comprises three light-transmitting sub-pixels and one dark sub-pixel, wherein the three light-transmitting sub-pixels and the dark sub-pixel are sequentially arranged in a second direction; each second pixel row comprises second sub-pixel sets arranged repeatedly, each second sub-pixel set comprises one light-transmitting sub-pixel, one dark sub-pixel and two light-transmitting sub-pixels, wherein the light-transmitting sub-pixel, the dark sub-pixel and the two light-transmitting sub-pixels are sequentially arranged in the second direction; each dark sub-pixel is internally provided with three thin film transistors, and every three thin film transistors control the display of the threelight-transmitting sub-pixels adjacent to the corresponding dark sub-pixel respectively; isolation columns are arranged in the dark sub-pixels. By means of the display panel and the display device, not only can the light leakage caused by squeezing the isolation columns be avoided, but also the decrease of the opening rate of the display panel cannot be caused.

The invention provides an array substrate and a liquid crystal display panel. A first and second data lines defining pixel areas share one data signal and are divided into two lines before entering adisplay area. A pixel electrode of each pixel area comprises a primary area electrode and a secondary area electrode, two thin film transistors are formed in the area where the primary area electrodeis located, and opening of the two thin film transistors is controlled by a grid control signal, so that voltage applied to the secondary area electrode is changed, the voltage applied to the primaryarea electrode and the voltage applied to the secondary area electrode form a preset ratio, and liquid crystal molecules in the two areas have different dumping degrees, so that a low color shift effect is achieved. Three thin film transistors are not required in each pixel area, the structure is simpler, the aperture ratio is not reduced, and the number of source IC is not required to be increased.