Boe Technology Group Co., Ltd.

Hefei Boe Optoelectronics Technology Co., Ltd.

Hefei Xinsheng Optoelectronics Technology Co., Ltd.

Chongqing Boe Optoelectronics Technology Co., Ltd.

Guolei Wang

Ming Hu

Rui Ma

Haijun Qiu

Fei Shang

Wu Wang

Tong Yang

Zuquan Hu

Xianjie Shao

Peng Chen

Rui Wang

Bo Li

Xinxia Zhang

Zhizhong Tu

Xiaofang Gu

Suzhen Mu

Yubo Xu

Xianrui Qian

Yuting Chen

Zixuan Wang

Hengbin Li

Byung Cheon Lim

Jiuzhan Zhang

Jianchao Lin

A shift register unit circuit includes an input sub-circuit, a pull-up sub-circuit, a pull-down control sub-circuit, a pull-down sub-circuit, and a voltage regulating sub-circuit. The input sub-circuit receives an input signal from a signal input terminal to control a potential of a pull-up node. The pull-up sub-circuit outputs a gate driving signal to an output terminal under control of the potential of the pull-up node and a signal from a first signal terminal. The pull-down control sub-circuit conducts a pull-down node with a first node under control of a signal from the second signal terminal. The pull-down sub-circuit conducts the pull-up node with the first node and the turn-down signal terminal with the output terminal under control of a potential of the pull-down node. The voltage regulating sub-circuit conducts the first node with the turn-down signal terminal under control of a potential of the first node.

Shift register unit circuit and driving method, shift register, gate drive circuit, and display apparatus

A method of fabricating a micro light emitting diode (micro LED) array substrate having a plurality of micro LEDs. The method includes forming a plurality of signal lines on a base substrate; depositing a semiconductor material on the base substrate to form a semiconductor material layer; and patterning the semiconductor material layer to form a semiconductor layer of the plurality of micro LEDs. A surface of the plurality of signal lines away from the base substrate is uncovered during depositing the semiconductor material. The plurality of signal lines form a grid for facilitating epitaxial growth of the semiconductor material.

Method of fabricating micro light emitting diode array substrate, micro light emitting diode array substrate, micro light emitting diode display apparatus

The present disclosure provides provide a shift register unit and a method for driving the shift register unit, a shift register circuit and a display apparatus. The shift register unit comprises: a charging module connected to an input terminal and a pull-up node and configured to generate a pull-up signal; a pull-up module connected to the pull-up node, a first clock signal terminal and an output terminal of the shift register unit, and configured to charge the output terminal of the shift register unit; a first pull-down control module connected to a second clock signal terminal, the pull-up node, a low voltage terminal and a pull-down control node, and configured to generate a pull-down control signal; a second pull-down control module connected to the pull-down control node, the pull-up node, the second clock signal terminal, the low voltage terminal and the pull-down node, and configured to generate a pull-down signal; a first pull-down module connected to a first reset terminal, the output terminal of the shift register unit and the low voltage terminal, and configured to discharge the output terminal of the shift register unit; a second pull-down module connected to a pull-down node, the second clock signal terminal, the output terminal of the shift register unit, the pull-up node and the low voltage terminal, and configured to discharge the output terminal of the shift register unit; and a reset module connected to a second reset terminal, the pull-up node and the low voltage terminal, and configured to reset the pull-up node.

Shift register unit and method for driving same, shift register circuit and display apparatus

An array substrate and a manufacturing method thereof, and a display device are provided. The array substrate includes a base substrate (), gate lines (), data lines (), a common electrode layer (), a plurality of pixels formed by intersecting the gate lines () and the data lines () formed on the base substrate (), and an organic film insulation layer () located between the common electrode layer () and a layer on which the data lines () are located. Each of the pixels includes a light transmission area and a light shielding area, in a pattern of the organic film insulation layer (), no organic film insulation material exists in the light transmission area, but the organic film insulation material at least remains in areas corresponding to the data lines (). With the array substrate, the transmission of the display device is improved without influencing the display quality.

Thin film transistor array substrate and manufacturing method thereof, and display device

Disclosed is a thin film transistor, including a gate electrode, a source electrode and a drain electrode. The source electrode includes a loop structure with an opening, and a width of the opening is less than a maximum width of an inner ring of the loop structure of the source electrode in a direction identical to a direction of the width of the opening. The drain electrode is surrounded by the loop structure, and is not in contact with the source electrode. The drain electrode is distant from the inner ring of the loop structure of the source electrode at a same interval.

Thin film transistor, display panel and display apparatus

The present invention provides an array substrate, a display panel and a display method thereof, as well as a display device. The array substrate of the present invention comprises data lines and gate lines formed on a substrate, the data lines and the gate lines are provided intersecting with and insulating from each other and define a plurality of pixel units, each of which comprises: a storage capacitor and a first thin film transistor, a gate of the first thin film transistor is connected to the corresponding gate line, a source thereof is connected to the corresponding data line, and a drain thereof is connected to one end of the storage capacitor, wherein, touch-control units are provided in at least a part of the pixel units.

Array substrate, display panel and display method thereof, display device

An array substrate, a display panel and a method of manufacturing a thin film transistor (TFT) are provided. The array substrate includes a base substrate and a thin film transistor (TFT) formed on the base substrate, and the TFT includes a gate electrode, a gate insulating layer, an active layer, source/drain electrodes and an interlayer insulating layer. The source/drain electrodes include a first electrode and a second electrode, and the interlayer insulating layer is located between the first electrode and the second electrode. The gate electrode, the gate insulating layer and the active layer are arranged sequentially in a direction perpendicular to a thickness direction of the array substrate, and the first electrode, the interlayer insulating layer and the second electrode are arranged sequentially in the thickness direction of the array substrate.

Array substrate, display panel and method of manufacturing thin film transistor

Various embodiments provide a thin film transistor (TFT) device, a manufacturing method of the TFT device, and a display apparatus including the TFT device. An etch stop layer (ESL) material is formed on an active layer on a substrate. An electrical conductive layer material is formed on the ESL material for forming a source electrode and a drain electrode. The electrical conductive layer material is patterned to form a first portion of the source electrode containing a first via-hole through the source electrode, and to form a first portion of the drain electrode containing a second via-hole through the drain electrode. The ESL material is patterned to form an etch stop layer (ESL) pattern including a first ESL via-hole connecting to the first via-hole through the source electrode and including a second ESL via-hole connecting to the second via-hole through the drain electrode.

Thin film transistor device, manufacturing method thereof, and display apparatus

Provided are a shift register unit, a gate driving circuit and a display device, wherein the shift register unit includes: a pull-up module connected to a clock signal line and a signal output terminal; at least two pull-down modules both connected to a low level signal line and the signal output terminal; a control module connected to the pull-up module and the pull-down modules, for controlling the pull-up module to be turned on, so that the pull-up module outputs a high level signal input from the clock signal line to the signal output terminal, and for controlling the at least two pull-down modules to be turned on alternatively, so that the at least two pull-down modules output a low level signal input from the low level signal line to the signal output terminal, and for controlling one of the at least two pull-down modules to be turned on while controlling the other pull-down modules of the at least two pull-down modules to be discharged. The shift register unit can reduce over-bias of a gate of a pull-down TFT effectively, thus improving stability of the shift register unit.

Shift register unit, gate driving circuit and display device

The present disclosure relates to the field of display technology, and provides a TFT, its manufacturing method and a display device. A first region of an active layer of the TFT corresponding to a gap between a source electrode and a drain electrode includes a metallic oxide semiconductor layer and a silicon semiconductor layer arranged on the metallic oxide semiconductor layer. The source electrode and the drain electrode are directly lapped onto the active layer.

Thin film transistor, its manufacturing method and display device

A shift register unit, a gate driving circuit, and a display device are disclosed. The shift register unit comprising: a pull-up module for pulling up level signal at present-stage signal output based on a signal at a pull-up control node and a first clock input; a control module connected to a first voltage terminal and a second voltage terminal for controlling the level at the pull-up control node based on a signal inputted to a first signal input and a second clock input; and a reset module for resetting the level signal outputted from the present-stage signal output based on a signal inputted to a second signal input. Signal lines and TFTs integrated in the shift register unit may be reduced, thereby saving space occupied by the circuit and reducing product cost.

Shift register unit, gate driving circuit, and display device comprising the same

A circuit for detecting a touch point location on a touch panel, a touch panel and a display device for improving the precision of touch point location on the touch panel are disclosed. The circuit for detecting a touch point location on a touch panel comprises: a sensing sub-circuit, an amplification sub-circuit connected to the sensing sub-circuit, an output sub-circuit connected to the amplification sub-circuit, a detection sub-circuit connected to the output sub-circuit, and a first touch drive electrode line. The sensing sub-circuit comprising a fixed capacitor, a variable capacitor, and a first switch transistor, wherein a gate terminal and a source terminal of the first switch transistor are connected to the first touch drive electrode line, a drain terminal of the first switch transistor is connected to a terminal of the fixed capacitor, a terminal of the variable capacitor is connected to the other terminal of the fixed capacitor, the other terminal of the variable capacitor is connected to a reference voltage, and the amplification sub-circuit is connected to the terminal of the fixed capacitor that is connected to the variable capacitor.

Circuit for detecting touch point location on a touch panel, touch panel and display device

Embodiments of the present invention disclose an array substrate and a method of manufacturing the same, and a liquid crystal display screen. The array substrate comprises gate lines, data lines arranged to intersect the gate lines, common electrode signal lines, and a plurality of pixels defined by the gate lines and the data lines, wherein each pixel comprises a drive transistor, a pixel electrode connected with one of a source electrode and a drain electrode of the drive transistor while the other one of the source electrode and the drain electrode of the drive transistor is connected with the respective data line, and a common electrode electrically connected with the respective common electrode signal line, and, the common electrode signal lines and the gate lines are formed in the same layer and extend in the same direction as the gate lines, wherein each pixel further comprises a common electrode connection line formed in the same layer as the respective common electrode signal line and extending in a direction of the respective data line, and the common electrode connection line is electrically connected with the respective common electrode signal line and the respective common electrode. Embodiments of the present invention is made so that the pixel resistance value is reduced, reducing the phenomenon of partial green picture in the liquid crystal display screen as a whole.

Array substrate and method of manufacturing the same, and liquid crystal display screen

The present invention discloses a capacitive touch module, a capacitive in-cell touch screen panel and a display device, in which an integrally connected common electrode layer in an array substrate is split to form touch sensing electrodes and touch driving electrodes which are insulated from each other; and the touch driving electrodes and the touch sensing electrodes are subjected to time-sharing drive to achieve the touch function and the display function. Moreover, each touch sensing electrode includes a plurality of touch sensing sub-electrodes; each touch driving electrode includes a plurality of touch driving sub-electrodes; and opposing sides of adjacent touch sensing sub-electrodes and touch driving sub-electrodes are broken lines. Therefore, the opposing area between the adjacent touch driving electrodes and the adjacent touch sensing electrodes can be increased, and hence the mutual capacitance between the touch driving electrodes and the touch sensing electrodes within the unit area can be increased, and consequently the sensing sensitivity of the touch screen in the touch-control process can be improved.

Capacitive in-cell touch screen panel having a common electrode layer provided with sensing and driving electrodes

Embodiments of the present invention relate to the display field and provide an array substrate, a method for producing the same and a display apparatus, for reducing a via hole space without adding a step for patterning the gate insulation layer and thereby reducing product costs. The array substrate includes a gate metal layer, a gate insulation layer, a source and drain metal layer and a passivation layer, wherein the array substrate is provided with a via hole, which passes through the passivation layer, the source and drain metal layer and the gate insulation layer and at which a transparent conductive material is deposited for connecting the source and drain metal layer with the gate metal layer.

Growing community of inventors

Beijing, China

Guolei Wang