Shenzhen China Star Optoelectronics Technology Co., Ltd.

Other

Jiali Jiang

Cheng-hung Chen

Peng Du

Ming Hung Shih

Cheng Hung Chen

Chenghung Chen

Ming-Hung Shih

Haiying He

Shiqi Li

Disclosed are an array substrate and a liquid crystal display panel. The array substrate includes a plurality of gate lines and a plurality of data lines. The plurality of gate lines and the plurality of data lines are interleaved to form a plurality of pixel areas, and a pixel electrode is formed in each of the pixel areas. The pixel electrode is connected to a corresponding gate line and a corresponding data line via a thin film transistor. The array substrate further includes a common electrode, which is connected to a first pixel electrode and a second electrode via a thin film transistor. A signal in the first pixel electrode and a signal in the second pixel electrode have opposite polarities. The array substrate realizes automatic adjustment of a common electrode voltage, and corresponding regulators or machines are no longer needed. It is favorable to improvement of productivity and competitiveness of the array substrate and the liquid crystal display panel.

Array substrate and liquid crystal display panel

A liquid crystal panel and the driving method thereof are disclosed. The liquid crystal panel includes at least one storage electrode, a plurality of scanning lines, a plurality of data lines, and a plurality of pixel areas. Each of the pixel areas includes a pixel electrode, a first TFT and a second TFT. The first TFT drives the corresponding pixel electrode. The gate of the second TFT connects with the previous scanning line, and one of the source and the drain of the second TFT connects to the corresponding pixel electrode within the pixel area, and the other one connects with the storage electrode. In this way, the optimal common voltage is applied to the liquid crystal panel when the liquid crystal panel is in a displaying process, and thus the display performance is guaranteed.

Liquid crystal panels and the driving method thereof

A liquid crystal device (LCD) and a flexible circuit board are disclosed. The display panel includes a color film substrate, an array substrate, and a liquid crystal layer between the color film substrate and the array substrate. The flexible circuit board is configured for arranging the driving circuit. before the flexible circuit board is bonded, a common voltage of the color film substrate and the common voltage of the array substrate are disconnected. A voltage of the pixel electrode of the array substrate and the common voltage of the color film substrate are independent signals and are independently controllable to form a predetermined voltage difference for aligning the liquid crystal layer between the array substrate and the color film substrate. As such, the voltage difference for aligning the liquid crystal layer between the color film substrate and the array substrate of the self-adjust Vcom LCD may be formed.

Liquid crystal device (LCD) and the manufacturing method thereof

The present disclosure discloses a method for manufacturing a HVA pixel electrode and an array substrate. The method comprises: a first metal material is deposited on a substrate, and a first conductive metal layer is formed through etching; a first insulating material and a semiconductor material are deposited on a first conductive metal layer, and an intermediate layer is formed through etching; a second insulating material is deposited on the intermediate layer, and a second conductive metal layer is formed through etching; the second conductive metal layer and an exposed part of the intermediate layer are coated with a second insulating material, and contact holes and a three-dimensional insulating structure are formed through etching; the surface of the insulating structure and the exposed parts of other layers are coated with a transparent conductive material, and a transparent conductive layer is formed through etching. A photomasking procedure is saved, and manufacturing cost is saved. The manufacturing time of array substrate can be shortened, the production capacity can be improved, and the penetration of liquid crystal display panel can be improved.

Method for manufacturing HVA pixel electrode and array substitute

The present disclosure discloses a mask plate, a method of manufacturing a corresponding array substrate, and an array substrate, used in the technical field of liquid crystal displays. The mask plate comprises a non-transparent area and a transparent area. The non-transparent area has an intermediate vertical trunk, an intermediate horizontal trunk, and branches extending from the intermediate vertical trunk and the intermediate horizontal trunk. The intermediate vertical trunk and the intermediate horizontal trunk form certain angles with the branches, respectively. The transparent area has a first transparent portion provided between the branches. The first transparent portion is provided with an optical interference unit, which is used for processing light with a first intensity into light with a second intensity, the first intensity being higher than the second intensity. A second transparent portion is used for directly introducing light with the first intensity to form a contact hole on an array substrate to be formed through the mask plate. The present disclosure further comprises a method of manufacturing an array substrate using the mask plate, and an array substrate thus manufactured. According to the present disclosure, both the aperture ratio of a pixel unit and transmittance of the liquid crystal panel can be improved.

Mask plate, method of manufacturing array substrate, and array substrate

Liquid crystal panels and the driving methods thereof

The present invention provides a liquid crystal display device, a pixel structure and a driving method. The first scanning line of the first scanning line transmits a scanning signal of the first switching unit, charging the pixel electrode, after the charge, when the pixel electrode is in the state of holding power, the second scanning line transmits the second scanning signal to turn on the second switching unit, the common electrode line provides the common voltage to the pixel electrode, in order to rise the pixel electrode voltage to the common voltage. Through the above ways, on one hand the present invention can ensure the charging time of the pixel electrode and the resolution of the liquid crystal display device, on the other hand inserting the black image, achieving the inserting black image technique, reducing the 3D cross talk.

Pixel structure having multiple switching units, liquid crystal display using the same, and driving method of the same

A LCD panel and a driving method thereof are disclosed. The LCD panel comprises a plurality of pixel units, each pixel unit comprising: a data line, a first scanning line, a second scanning line, a first switch, a second switch, and a pixel electrode. When the first switch is turned on, said pixel electrode receives data signal of said data line and has an electric potential. During the process of said second switch being critically turned on for a certain time period, the electric potential of said pixel electrode decreases gradually through said second switch. At the moment when said second switch is completely turned on, the electric potential of said pixel electrode is changed instantaneously to a reference electric potential of said common electrode through said second switch. According to the present disclosure, one pixel can present different voltages during different time of one frame, and thus the low color shift display effect can be realized. Moreover, the electric potential of the pixel electrode can be changed to the reference electric potential of the common electrode at the set moment, so that the black frame insertion can be realized.

Liquid crystal display panel and driving method thereof

The present disclosure discloses a liquid crystal display panel and a driving method thereof. The liquid crystal display panel comprises a plurality of pixel units, each pixel unit comprising: a data line, a first scanning line, a second scanning line, a first switch, a second switch, and a pixel electrode. One pixel presenting different voltages during different time of one frame can be realized through the new liquid crystal display panel and the driving method proposed by the present disclosure. Moreover, the aperture ratio and the penetration of the LCD panel would not be reduced by the design of the pixel unit.

A fanout line structure of an array substrate includes first fanout lines arranged on a fanout area of the array substrate, and second fanout lines arranged on the fanout area of the array substrate. A second conducting film is arranged at a bottom of the second fanout line, a second capacitor is formed between the second conducting film and a first conducting film of the second fanout line, the second capacitor is used to reduce an impedance difference between the fanout lines. Capacitance value of the second capacitor is dependent on an overlapping area between the second conducting film and the first conducting film.

Fanout line structure of array substrate and display panel

An array substrate and a display panel are disclosed. The array substrate includes at least one data line, at least one scanning line, and a pixel cell defined by the data line and the scanning line. The pixel cell includes an ITO thin film and at least one metallic layer below the ITO thin film. The ITO thin film electrically connects to the metallic layer via a through hole. The ITO thin film includes a slit arranged between the ITO thin film and the through hole, and the slit is arranged to avoid the disclination lines so as to improve the display performance.

Array substrate and display panel

The present invention connects the first scan line of the (N+1)th set of scan lines to the second scan line of the first set of scan lines such that the vertical start pulse output signal of the first scan line of the (N+1)th set of scan lines serves as a vertical start pulse input signal of the second scan line of the first set of scan lines, and thereby turning on other second scan lines on the array substrate. The present invention can simplify the layout of the array substrate.

Array substrate and 3D display device

An anti-colorcast display panel is provided, comprising horizontal scanning lines and vertical data lines. It further includes sub-pixels disposed between adjacent scanning lines and adjacent data lines and arranged in a form of array. Every m&#xd7;n sub-pixels form a pixel unit. Each sub-pixel includes a transistor whose gate is connected to the scanning line, source is connected to the data line, and drain is connected to two capacitors. The connections of the transistors in corresponding sub-pixels in each pixel unit are same. The data line will connect two adjacent sub-pixels in one row respectively when connecting the sources in the pixel unit, while the gates of the two adjacent sub-pixels are connected to the upper and lower scanning line. The extent of colorcast can be suppressed when implementing color mixing with the present invention, thus improving the color-displaying effect of the display panel, especially for the narrow-frame monitor.

Anti-colorcast display panel

A thin-film transistor (TFT) array structure and a liquid crystal display (LCD) panel thereof are described. The TFT array structure includes a plurality of scan lines, a plurality of first data lines, a plurality of second data lines, a plurality of pixel units and a plurality of control module. Each of the control modules is coupled among the scan line, one second data line and one pixel unit. The second data line charges the later control module when the scan line is selected to be activated for charging the pixel unit by the first data line. The charged later control module charges another pixel unit when the scan line is inactivated and another scan line is selected to be activated for charging another pixel unit by the first data line. The TFT array structure can reduce the charging duration of the pixels.

Growing community of inventors

Shenzhen, China

Jiali Jiang