Boe Technology Group Co., Ltd.

Yoon Sung Um

Hui Li

Hyun Sic Choi

Yun Sik Im

Zhiqiang Xu

Liwei Liu

Shunhang Zhang

Yu'E Jia

Hui Zhang

Heecheol Kim

Kuanjun Peng

Zheng Fang

Yuanbo Zhang

Seung Woo Han

Hongrun Wang

Yunyun Tian

Kai Hou

Feng Liao

Jung Mok Jun

Yue Jia

A pixel voltage compensation method, a pixel voltage compensator device and a display device are provided. The compensation method includes: determining a capacitance between at least one data line adjacent to a target pixel electrode and the target pixel electrode; detecting a voltage difference between a driving voltage of the data line and a driving voltage of the target pixel electrode in a period from a start of present charging of the target pixel electrode to a start of next charging; calculating a variation of the driving voltage of the target pixel electrode caused by the capacitance and the voltage difference; and compensating for the driving voltage of the target pixel electrode according to the variation. This compensation method can suppress the phenomenon of voltage cross-talk, and thus can improve the display effect of the display device.

Pixel voltage compensation method for liquid crystal display to suppress pixel electrode voltage cross-talk

An array substrate and a display panel are provided. The array substrate includes: a plurality of sub-pixels arranged along a row direction and a column direction, four or six adjacent sub-pixel columns constituting a sub-pixel column group; a plurality of data lines extending along the column direction and comprising a first data line and a second data line. In the row direction, the first data line and the second data line are respectively provided on two sides of the sub-pixel column group, and a data line pair including the first data line and the second data line is located between adjacent sub-pixel column groups.

Array substrate and display panel

An array substrate, a display panel and a display device are disclosed. The array substrate includes a first data line and a second data line which extend substantially along a first direction and are adjacent to each other, a first gate line and a second gate line that extend substantially along a second direction intersected with the first direction and are adjacent to each other, and at least two sub-pixels which are sequentially arranged in parallel along the first direction; the first gate line and the second gate line are disposed at two sides of the at least two sub-pixels in the first direction, respectively.

Array substrate, display panel and display device

The embodiments of the present disclosure provide a driving method and driving apparatus of a display panel. The driving method comprises: dividing a driving period into N sub-periods, each of which is further divided into a first time period and a second time period, where N is a positive integer greater than or equal to 1; and applying a first common voltage to a first common electrode in the first time period and applying a second common voltage to the first common electrode in the second time period, wherein the second time period is longer than the first time period in duration. In the present disclosure, a common voltage in a modulation mode is applied to the first common electrode, so that an average arrangement direction of liquid crystal molecules in a pixel unit changes in a driving period.

Driving methods and driving apparatuses for a display panel

A display driving method, a display panel and a display device. In the display driving method, the voltage (Vgl) of a gate turning-off signal at least changes once during the period of applying the gate turning-off signal to each gate line (Gate 1, Gate 2, . . . ). A pixel voltage signal is varied as the gate turning-off signal changes. Thus, the variation frequency of the pixel voltage signal within the display time of each frame is increased by changing the gate turning-off signal within the display time of each frame, which is equivalent to increase the refreshing frequency, so that the human eyes cannot recognize flicker.

Display driving method, display panel and display device

Embodiments of the present disclosure provide a pixel circuit and a method for driving the same and a display apparatus and a method for driving the same. The pixel circuit comprises an energy storage circuit, a driving circuit, a display circuit and a reset circuit, wherein the energy storage circuit is connected to a first scanning signal line, a data signal line and the driving circuit, and is configured to store a data signal input through the data signal line under control of the first scanning signal line, the driving circuit is connected to a second scanning signal line and the display circuit and is configured to drive the display circuit to display a picture under control of the second scanning signal line; the display circuit is connected to a second voltage terminal and is configured to display a picture under control of the driving circuit and the second voltage terminal; and the reset circuit is connected to a third scanning signal line, the data signal line and the display circuit, and is configured to set a reset signal input through the data signal line to the display circuit under control of the third scanning signal line to reset a voltage in the display circuit.

Pixel circuits and methods for driving the same and display apparatuses and methods for driving the same

An array substrate, a display device and a driving method thereof are provided. The array substrate includes a base substrate, a driver provided on the base substrate, a plurality of gate lines and a plurality of gate line overlap parts, each of the gate line overlap parts has a portion which overlaps a corresponding gate line of the gate lines in a direction perpendicular to the base substrate; the driver is connected with the plurality of the gate line overlap parts and is configured to, at one or both of a time when a potential of the gate line is changed from a turn-on potential to a turn-off potential and a time from the turn-off potential to the turn-on potential, make the gate line overlap part in a floating state, or make the potential of the gate line overlap part equal to the changed potential.

Array substrate, display device and driving method thereof

An array substrate and a fabrication method thereof, and a display device are provided. The array substrate comprises a lining substrate and an electrode pattern formed on the lining substrate, and the electrode pattern includes a plurality of strip-shaped electrodes. There are a plurality of strip-shaped protrusions on an upper surface of the lining substrate, and at least part of strip-shaped electrodes among the plurality of strip-shaped electrodes are formed on the strip-shaped protrusions one-to-one; and there is an included angle between an extending direction of the strip-shaped electrodes and an extending direction of the strip-shaped protrusions, and the included angle is configured so that a rubbing direction of an alignment film is along the extending direction of the strip-shaped protrusions.

Array substrate and fabrication method thereof, and display device

An array substrate, a manufacturing method thereof and a display device are disclosed. The array substrate includes: a base substrate; a plurality of gate lines and a plurality of data lines disposed on the base substrate and configured to define a plurality of pixel regions; pixel electrodes and common electrodes disposed in each pixel region and arranged in different layers; and shielding electrodes being at least formed in regions corresponding to the data lines on the base substrate, being arranged in different layers from the common electrodes, and being not electrically connected with the pixel electrodes and the common electrodes.

Array substrate, manufacturing method thereof and display device

A voltage control method and device for electrodes, wherein the method includes inputting a varying voltage signal to common electrodes on an array substrate. The solution of the present application may avoid the problem of greenish picture of products due to influence of data line voltage on common electrodes.

Method and device for controlling voltage of electrode

An array substrate includes a substrate (), a plurality of pixel regions () and a black matrix () separating the pixel regions () formed on the substrate (); corresponding to a region where the black matrix () is located, the substrate () is provided with a thin film transistor. The pixel region () includes a first electrode () and a second electrode () configured for generating an electric field therebetween to drive liquid crystals. The second electrode () is disposed above the first electrode (). The pixel region () further includes a color resist layer () disposed between a gate insulation layer () and the second electrode () and distributed in the pixel region (). A method of manufacturing the array substrate and a display device are further disclosed.

Array substrate, manufacturing method, and display device thereof

A data driving circuit comprises a plurality of driving units, each of the driving units comprising first, second, third and fourth switch units, each of the switch units comprising first and second input terminals and an output terminal; the output terminals being output terminals of the data driving circuit; two data control terminals, one of which is respectively connected to the first input terminals of the first switch unit and the second switch unit, the other of which is respectively connected to the first input terminals of the third switch unit and the fourth switch unit; a first switching control terminal, connected to the second input terminal of one of the switch units connected to the same data control terminal; a second switching control terminal, connected to the second input terminal of the other of the switch units connected to the same data control terminal.

Data driving circuit, display device and driving method thereof

A liquid crystal display (LCD) panel, an LCD and a manufacturing method thereof. The LCD panel comprises a first substrate () and a second substrate () arranged opposite to each other; a liquid crystal layer () is disposed between the first substrate () and the second substrate (); the first substrate () comprises a plurality of pixel regions; each pixel region comprises a transmission section () and a reflection section (); the first substrate is provided with a reflective layer () disposed in the reflection section (); polymers () formed by polymerization of ultraviolet curable monomers are uniformly distributed in the liquid crystal layer () of the reflection section (). The LCD panel adopts a single cell gap and controls the phase retardation amount of reflected light emitted out from the reflection section () through the polymers (), so that phase of the reflected light can match with the phase of transmitted light emitted out from the transmission section ().

Liquid crystal display (LCD) panel, LCD and manufacturing method thereof

A transflective liquid crystal display panel, a display device, an array substrate, a color filter substrate and a fabrication method thereof are provided. The transflective liquid crystal display panel comprises a first substrate (), a second substrate () arranged opposite to the first substrate (), and a liquid crystal layer () disposed between the first substrate () and the second substrate (). The liquid crystal display panel comprises a plurality of pixel units, each pixel unit comprises a transmissive region and a reflective region, and a thickness (d1) of the liquid crystal layer () in the transmissive region is equal to a thickness (d2) of the liquid crystal layer () in the reflective region. On a side facing the liquid crystal layer (), the first substrate () is provided with a first common electrode () corresponding to the reflective region and the transmissive region and a second common electrode () corresponding to the transmissive region. The second substrate () is provided with a pixel electrode () corresponding to the transmissive region and the reflective region on a side facing the liquid crystal layer (), and the second substrate () is provided with a reflective layer () corresponding to the reflective region on the side facing the liquid crystal layer (), and the reflective layer () is provided below the pixel electrode () of the reflective region. A first electric field intensity (E1) between the second common electrode () and the pixel electrode () of the transmissive region is twice a second electric field intensity (E2) between the first common electrode () and the pixel electrode () of the reflective region.

Transflective liquid crystal panel, display device, array substrate, color filter substrate and fabricating method thereof

A array substrate is disclosed. The array substrate includes: a substrate (); and a first gate metal layer (), a first gate insulating layer (), a semiconductor layer () and a source-drain electrode layer () disposed in this order on the substrate from bottom to top. The array substrate () further includes a second gate insulating layer () disposed on the source-drain electrode layer (); and a second gate metal layer () disposed on the second gate insulating layer (). A method of manufacturing an array substrate is also disclosed.

Growing community of inventors

Beijing, China

Yoon Sung Um