50results about How to "Narrow bezel design" patented technology

The invention discloses a display panel assembly and an adjusting method thereof, and a display device. The display panel assembly comprises a display panel, a drive circuit and a control circuit. Display panel is provided with a display area and a fan-out area. The display area is provided with multiple first data lines. The fan-out area is provided with multiple second data lines with various lengths, and the multiple second data lines are connected with the first data lines. The drive circuit comprises a functional circuit and an adjustable resistor set which is connected with the output end of the functional circuit. The second data lines are coupled with the output end of the functional circuit via the adjustable resistor set which is used for reducing impedance difference of connection lines from the output end of the functional circuit to the first data lines. The control circuit is used for controlling resistance of the adjustable resistor set. Therefore, a situation of oversized signal delay difference among all the connection lines can be avoided, and thus excellent display of the display panel with uniform color and brightness can be realized.

The invention discloses a backlight module which at least comprises a light source, a light guide plate and a light conduction structure. The light source consists of a plurality of LEDs (Light-Emitting Diodes); each LED is provided with a light extraction surface; the light guide plate is made of transparent light guide material and comprises a light entrance surface and a light extraction surface perpendicular to the light entrance surface; the light conduction structure is made of transparent light guide material, comprises a light entrance surface and a light extraction surface opposite to the light entrance surface, is arranged between the light extraction surface of the light source and the light entrance surface of the light guide plate and fills a gap between the light extraction surface of the light source and the light entrance surface of the light guide plate; the light extraction surface of the light source is connected with the light entrance surface of the light conduction structure; the light extraction surface of the light conduction structure is connected with the light entrance surface of the light guide plate; and light emitted by the light source is diffused by the light extraction surface of the light guide plate. According to the invention, the design of a narrower border is realized; and meanwhile, a light mixing distance at the light entrance side is not changed, an effect of uniformly mixing light is still achieved under the condition of reducing the number of the LEDs, and light entrance coupling efficiency between the light source and the light guide plate of the backlight module is strengthened.

A panel laminating method is provided with the following steps. A transparent adhesive layer is formed on a first panel. At least a portion of the transparent adhesive layer is pre-cured to increase the viscosity of the transparent adhesive layer. After the transparent adhesive layer is pre-cured, a second panel is stacked on the transparent adhesive layer. After the second panel is stacked on the transparent adhesive layer, the entire of the transparent adhesive layer is main-cured so that the second panel is laminated to the first panel through the transparent adhesive layer. Besides, a panel assembly and an electronic device are also provided.

Provided are a display panel, an electronic device and a test method. The display panel includes: multiple data lines extending in a first direction; a display array including multiple pixel units arranged in an array, where the columns of the pixel units are electrically connected to the data lines respectively; a test switching circuit arranged at one side of the display array and test pins and a drive pin arranged at the other side of the display array in the first direction, where the test switching circuit includes a control end, input ends and output ends, the drive pin is connected to the control end, the test pins are configured to input a test signal and are connected to the input ends via a portion of the data lines, and the remaining data lines are connected to the output ends.

The invention provides a GOA circuit, comprising a plurality of GOA units, for a positive integer n, n-th GOA unit comprising: a first TFT (T1), a second TFT (T2), a third TFT (T3), a fourth TFT T(4), a fifth TFT (T5), a sixth TFT (T6), a seventh TFT (T7), an eighth TFT (T8), a ninth TFT (T9), a tenth TFT (T10), a first capacitor (C1) and a second capacitor (T2). The invention, based on known GOA circuit, uses T9 and T10 so as to achieve forward and backward scanning without D2U and U2D control signals, which facilitates narrow border design and simplifies corresponding driving timing and reduce IC cost. The pre-charging unit formed by T1, T9, T3, and T10 effectively improves the current leakage and ensures GOA circuit stability.

A display device is provided, including a backlight module and a liquid crystal display module. The backlight module is provided with a through hole. The liquid crystal display module includes a display panel and a lower polarizing film and an upper polarizing film arranged on two opposite sides of the display panel. A first via hole is in the lower polarizing film. A second via hole is in the upper polarizing film and arranged corresponding to the first via hole. A light shielding portion is arranged at two side edges of the second via hole. Such configuration avoids light leakage from the first via hole and the second via hole of the liquid crystal display module, and improves shooting performance of the camera module and also enhances market competitiveness.

An exemplary display device includes multiple pixels, first through third gate lines and a data line. The pixels include first through third pixels. The first through third gate lines respectively are electrically coupled with the first through third pixels and for deciding whether to enable the first through third pixels. The first pixel is electrically coupled to the data line to receive a display data provided by the data line. The second pixel is electrically coupled to the first pixel to receive a display data provided by the data line through the first pixel. The third pixel is electrically coupled to the second pixel to receive a display data provided by the data line through both the first pixel and the second pixel. A display driving method adapted to be implemented in the display device also is provided.

The present invention discloses a liquid crystal display device and liquid crystal display module thereof. The liquid crystal display module includes a color filter substrate, a thin film transistor substrate and seal. The thin film transistor substrate and the color film substrate are disposed oppositely, and the seal is disposed between the thin film transistor substrate and the color film substrate. The color filter substrate comprises a first glass substrate and black matrix. The seal comprises a first end part contacting the color filter substrate. No black matrix is disposed between the first end part and the color filter substrate, and the first end part is disposed as a shade structure. The liquid crystal display module and liquid crystal display device of the present invention provide the advantages of convenience for seal curing, facilitating narrow border design, and avoiding aggravating drive signal delay.

A liquid crystal display (LCD) has a pixel matrix, a plurality of shift registers, a plurality of common voltage generators, a plurality of common voltage buffers, and a plurality of primary bidirectional switch circuits. The shift registers sequentially output gate signals to scan lines of the pixel matrix. The common voltage generators output initial common voltages according to the gate signals. The common voltage buffers are configured to buffer the initial common voltages to output a plurality of common voltages to a plurality of common voltage lines of the pixel matrix. Each of the primary bidirectional switch circuits is configured to control electrical connection between two of the common voltage lines according to one or more gate signals outputted from at least one of the shift registers.

A display panel and a display device having the display panel are provided. The display panel includes two or more signal lines arranged in a column direction in a display area, two or more link lines arranged in a non-display area to be electrically connected to the two or more signal lines or to extend from the two or more signal lines, and two or more pads arranged in the non-display area to be electrically connected to the two or more link lines, and at least one of the two or more link lines extends in a diagonal direction in a pad area in which the two or more pads are located. Accordingly, it is possible to decrease the size of the non-display area to enable a narrow bezel design.

A pixel array substrate including a substrate, a plurality of first signal lines, a plurality of second signal lines, a plurality of pixels, a first multiplexer, a second multiplexer, a first connecting line and a second connecting line is provided. The substrate has a display area. The first signal lines are arranged on the substrate and define a first row region and a second row region of the display area. The pixels are arranged into a first pixel row and a second pixel row which are respectively disposed in the first row region and the second row region. The first multiplexer is disposed in the first row region and electrically connected to a part of the second signal lines. The second multiplexer is disposed in the second row region and electrically connected to another part of the second signal lines. The first connecting line is electrically connected to the first multiplexer. The second connecting line is electrically connected to the second multiplexer. The electrical resistivity of the first connecting line and the second connecting line is greater than the electrically resistivity of the first signal lines and the second signal lines.

The disclosure provides a touch display panel. A scan line enters a display mode and a touch mode in a scan period. In the display mode, the scan line receives a first voltage to turn off a switch unit and enable a pixel unit to receive a pixel voltage signal from a first signal transmission line; and in the touch mode, the scan line receives a second voltage to turn on the switch unit and disable the corresponding pixel unit to stop receiving the pixel voltage signal, such that a sensing pixel unit outputs a touch sensing signal to the first signal transmission line through the switch unit, wherein the first voltage is greater than the second voltage. In the disclosure, an aperture ratio of the touch display panel is improved efficiently to meet the requirement of narrow border design of the touch display panel.

A liquid crystal display panel and a fan-out area thereof are provided. The fan-out area is arranged in a peripheral circuit area of the liquid crystal display panel and includes a middle wire and multiple fan-out wires arranged at two sides thereof. The middle wire and the fan-out wires each are disposed with at least one first wire pattern. Along each of directions toward the middle wire, widths of the first wire patterns of different wires are successively increased and / or lengths of the first wire patterns are successively decreased. The first wire patterns of a same wire have same width and length. Accordingly, the present invention can reduce the resistance differences among the wires in the fan-out area, color washout and non-uniform brightness caused by the resistance differences can be relieved or avoided, and is beneficial to the narrow border design of the liquid crystal display panel.

A display device is disclosed, including: a display panel including a first substrate with a first side surface; a backlight module disposed opposite the display panel and including a light guide having a second side surface; and a first adhesive layer attached to the first side surface and the second side surface.

A touch panel includes a first strobe circuit, at least two touch electrodes arranged along a row direction, and at least two wirings connecting with each of the touch electrodes. The first strobe circuit includes at least two first ends and at least two second ends, one of the first end is configured for providing touch driving signals, each of the second ends directly or indirectly connects with one wiring, a number of the first ends is smaller than the number of the second ends, and the first end for providing the touch driving signals selectively connects to one of the second ends. In this way, the number of the driving wirings may be reduced, and so does the dimension occupied by the driving wirings, which is beneficial to the narrow border design.

A gate-driver-on-array type display panel having a display area includes a plurality of pixel units and a GOA circuit, wherein the pixel units and the GOA circuit are disposed in the display area. The GOA unit set and the GOA trace set are respectively disposed in the pixel units that are in two adjacent rows, and the GOA trace set is electrically connected to two ends of the GOA unit set through a plurality of first signal connecting traces.

Disclosed are a substrate and a display device. The substrate includes: a base substrate, a wiring layer, a flexible layer and a gate driver on array circuit, which are sequentially stacked from bottom to top; wherein one side of the wiring layer is provided with a through hole penetrating the flexible layer to expose the gate driver on array circuit, so that the gate driver on array circuit is electrically connected to the wiring layer with the through hole.