30results about How to "Achieve ultra-narrow bezel" patented technology

The invention provides a liquid crystal display device. The liquid crystal display device comprises a backlight module (20), a rubber frame (40) arranged above the backlight module (20), a liquid crystal display panel (60) installed in the rubber frame (40) and a front frame (80) installed on the liquid crystal display panel (60), wherein the backlight module (20) comprises a backboard (2), a light guide panel (4) arranged in the backboard (2), a backlight source (6) arranged in the backboard (2) and an optical membrane set (8) arranged on the light guide panel (4); the backlight source (6) comprises a printed circuit board (62) and a plurality of LED lamps (64) which are installed and electrically connected to the printed circuit board (62); the printed circuit board (62) comprises a side portion (622) and a bottom (624) vertically connected to the side portion (622); the rubber frame (40) is provided with an opening groove (42) corresponding to the backlight source (6); the side portion (622) of the printed circuit board (62) is contained in the opening groove (42).

A touch display device comprises a flat display component, an induction signal transceiving module, a control module and a casing. The induction signal transceiving module is circularly arranged on the periphery of the flat display component, the flat display component, the induction signal transceiving module and the control module are all packaged in the casing, the flat display component comprises a liquid crystal displayer, the induction signal transceiving module comprises a plurality of induction signal transceiving pair pipes and a printed circuit board, and the plurality of induction signal transceiving pair pipes are electrically connected onto the printed circuit board. The induction signal transceiving pair pipes comprise induction signal emitting pipes and induction signal receiving pipes, the printed circuit board is circularly arranged on the periphery of the liquid crystal displayer, the printed circuit board is perpendicular to a liquid crystal displayer panel, and the induction signal transceiving pair pipes electrically connected with the printed circuit board are arranged on the front side of a display surface of the liquid crystal displayer.

The invention provides a display device comprising a display panel and a chip on film connected to the display panel, wherein the display panel comprises a display area and a non-display area surrounding the display area; the display area is provided with a plurality of spaced data lines; the chip on film is provided with a source driving chip and a plurality of fan-out wires connected to the source driving chip at one ends; the other ends of the plurality of fan-out wires are respectively connected to the plurality of data lines correspondingly, and the plurality of fan-out wires form a sector-shaped area. Equivalent to setting the fan-out area of the prior art on the chip on film, the portion near the chip on film of the non-display area of the display panel can be made narrower to achieve an ultra-narrow border of the display panel.

The invention discloses a touch screen sensing structure, a touch screen and a narrow-bezel electronic display device. The touch screen sensing structure is applied to a capacitive touch screen, wherein a second sensing layer, a first optical cement layer and a first sensing layer are sequentially laminated from bottom to top; a plurality of left-line-arrangement X-coordinate electrodes and a plurality of right-line-arrangement X-coordinate electrodes are arranged on the first sensing layer and are alternatively arranged; a plurality of top-line-arrangement Y-coordinate electrodes are arranged on the second sensing layer. Due to the design of the first sensing layer and the second sensing layer, edge arranged lines of the first sensing layer, edge arranged lines of the second sensing layer and all channel arranged lines do not use a visual region and a cover plate glass edge region, so that the widths of the visual region and the cover plate glass edge region can be reduced largely, the width of a capacitive screen bezel is reduced, and a purpose of reducing the width of a device due to an ultra-narrow bezel, even no bezel, is achieved.

The invention provides a GOA circuit, a display panel and a threshold voltage compensation method of a thin film transistor. The GOA circuit only comprises five TFTs, and can achieve the ultra-narrowframe of the display panel. Moreover, a double-gate structure is adopted as a first thin film transistor (T1), so a threshold voltage (Vth) in the GOA circuit is not only controlled by a top gate (thetop gate is connected with a node in the GOA), and is also controlled by a bottom gate (an adjustable voltage source (VLS)); specifically, the Vth of the TFT is integrally negative, the voltage of the bottom gate can be adjusted to be negative, and if the Vth of the TFT is positively biased, the voltage of the bottom gate can be adjusted to be negative, so the GOA circuit is more stable, and theservice life of the GOA circuit is prolonged. And electric leakage of the first node (Q) can be reduced, so the GOA circuit can output an ultra-wide pulse signal.

The invention discloses a display panel and a preparation method thereof, the display panel comprises a first substrate and a second substrate which are oppositely arranged, the first substrate comprises a first surface deviating from the second substrate, the first surface is a display surface of the display panel, and the edge of the first surface is provided with a first bonding area; the second substrate comprises a second surface deviating from the first substrate, the edge of the second surface is provided with a second bonding area, and the same side areas of the second substrate and the first substrate are respectively provided with the second bonding area and the first bonding area; a conductive connecting piece comprises a first end, a middle area and a second end which are connected with one another in sequence, and the middle area is located on the side face, adjacent to the first bonding area and the second bonding area, of the first substrate and the second substrate and abuts against the first bonding area and the second bonding area; the first end extends from the middle area to the first bonding area and is electrically connected with the first bonding area; and the second end extends from the middle area to the second bonding area and is electrically connected with the second bonding area. In this way, an ultra-narrow frame can be achieved.

The invention provides an array substrate and a manufacturing method thereof. The array substrate is provided with a display area and an array substrate row driving area. The array substrate comprisesan underlayer substrate, a low-temperature polycrystalline silicon thin film transistor unit, a metal oxide transistor unit, a first capacitor and a second capacitor, wherein the low-temperature polycrystalline silicon thin film transistor unit is located on the underlayer substrate and located in the display area and the array substrate row driving area; the first capacitor is arranged corresponding to the low-temperature polycrystalline silicon thin film transistor unit; the metal oxide transistor unit is located on the underlayer substrate and located in the array substrate row driving area, and the metal oxide transistor unit is arranged in a mode of being spaced from the low-temperature polycrystalline silicon thin film transistor unit; and the second capacitor is arranged corresponding to the metal oxide transistor unit. According to the invention, the circuit structure of the low-temperature polycrystalline silicon thin film transistor unit is adopted in the display area of thearray substrate, so that an ultra-narrow frame is realized, the process is simplified, and the production cost is low.

The invention relates to the field of display technology, in particular to a display driving board, a preparation method thereof, and a display device. It is used to solve the problems of excessive resistance when the side traces are in contact with the first pad and poor printing of the side traces caused by factors such as thin thickness of the first pad, edge chipping, and protective glue wrapping in the related art. An embodiment of the present invention provides a display driving board, the display driving board has a display area and a peripheral area, the peripheral area includes a binding area close to the first side of the display driving board; the display driving board includes a base layer , and disposed on the base layer and located at a plurality of spaced first pads in the bonding region; one side of each of the first pads is flush with the first side of the base layer , the first side of the base layer is the side of the base layer corresponding to the first side of the display driving board; the thickness of the first welding pad is 0.5-2 microns. The embodiment of the present invention is used to increase the contact area between the side wiring and the first pad.

The invention discloses a composition, an ultraviolet absorption band, a liquid crystal display panel and a manufacturing method of the liquid crystal display panel. The composition comprises the following components in parts by weight: 30-70 parts of an ethylene-vinyl acetate copolymer and 30-70 parts of (E)-6(4-(4-hexane sulfonyl) phenylethenyl) phenoxy) hexane-1-alcohol. The ultraviolet absorption band is prepared from the composition. The liquid crystal display panel comprises the ultraviolet absorption band. The manufacturing method of the liquid crystal display panel comprises a coating step and a folding step. The composition is coated between a frame sealing adhesive and a display area and is used for absorbing ultraviolet light to be irradiated into the display area while curing the frame sealing adhesive, so that the distance a from the outer edge of a mask plate to the display area can be reduced; meanwhile, the distance b from the outer edge of the mask plate to the inner edge of the frame sealing adhesive can be reduced, so that the narrow-frame liquid crystal display panel can be manufactured.

The application discloses a display panel. The display panel includes a lower substrate and an upper substrate that are arranged on the box and bonded by conductive glue; a GOA circuit is formed on the upper substrate; a signal line is formed on the lower substrate; , the GOA circuit is arranged opposite to the signal line, and the GOA circuit is electrically connected to the signal line through conductive glue. The GOA circuit is arranged on the upper substrate, and the GOA circuit is arranged opposite to the signal line, which is beneficial to the realization of an ultra-narrow frame.