Kunshan Go-visionox Opto-electronics Co., Ltd.

Hefei Visionox Technology Co., Ltd.

Viewtrix Technology Co., Ltd.

Xiujian Zhu

Mingwei Ge

Zheng Wang

Xinquan Chen

Lu Zhang

Xiaozhao Zhu

Zhenzhen Han

Shuaiyan Gan

Miao Chang

Xuliang Wang

Weili Li

Xiangqian Wang

Jiuzhan Zhang

Xuejing Zhu

Siming Hu

Jing Gu

Zhengyong Zhu

Ji Xu

Yuan Yao

Xiyang Jia

Wenxing Li

Xiaoxu Hu

Long Wang

Yonggang Li

Dandan Feng

Weiwei Pan

Guozhe Wen

Singo Kawashima

Chuansheng Song

An apparatus includes a backplane, a light emitting layer, a sensing layer, and a cover layer. The backplane includes an array of display pixel circuits and an array of sensing pixel circuits formed on a same substrate. The light emitting layer includes an array of light emitting elements above the backplane. Each display pixel circuit is configured to drive a plurality of light emitting elements. The sensing layer includes an array of optical sensing elements above the light emitting layer. Each sensing pixel circuit is configured to drive a respective optical sensing element. The cover layer is above the sensing layer. When an object is in contact with the cover layer, at least one optical sensing element is configured to detect optical information of the object based, at least in part, on light generated by at least one light emitting element and reflected by the object.

Integrated display and sensing apparatus

A method and device for driving a display panel and a display device. The method for driving a display panel includes: determining a brightness mode of the display panel, where the same display grayscale corresponds to different data voltages in different brightness modes; determining a data voltage characterization value according to the brightness mode, where the data voltage characterization value is used for characterizing a data voltage level in the brightness mode; determining a holding voltage corresponding to the data voltage characterization value according to the data voltage characterization value; and inputting, in a display holding frame of a current display image, the holding voltage to a source electrode of a drive transistor in each sub-pixel of the display panel.

Method and device for driving a display panel and display device

The present application discloses an array substrate, a display panel, and a display apparatus. The array substrate includes a hole-punching area, a wiring area at least partially surrounding the hole-punching area and a wire-wrapping area between the hole-punching area and the wiring area, the array substrate includes: a substrate and a first wiring layer arranged on the substrate; a shielding assembly at least including a first shielding layer arranged on a side of the first wiring layer, the side of the first wiring layer being away from the substrate, and the first shielding layer being insulated from the first signal wires in the first wiring layer, the first shielding layer being electrically connected to a first fixed potential terminal, wherein an orthographic projection of the first shielding layer on the substrate covers an orthographic projection of the first wire-wrapping segment of the first signal wire on the substrate.

Array substrate, display panel and display apparatus

A display panel and a display apparatus, the display panel including a first display area, a second display area, and a transition display area between the first display area and the second display area, the light transmittance of the second display area being greater than that of the first display area and the transition display area, the display panel including: first pixels in the first display area; seconds pixels in the second display area; third pixels in the transition display area; second pixel circuits in the transition display area and used for driving the second pixels to display; and third pixel circuits in the transition display area and used for driving the third pixels to display, a third pixel unit of the display panel including a third pixel circuit and two or more third pixels of the same colour electrically connected thereto.

Display panel and display device

A display panel including a first display area, a second display area and a third display area. The second display area surrounds at least a part of the first display area and is located between the first display area and the third display area; the second display area includes a plurality of first groups of driving transistors and a plurality of second groups of driving transistors, the first groups of driving transistors include driving transistors for driving pixel units of the first display area, the second groups of driving transistors include driving transistors for driving pixel units of the second display area. The second groups of driving transistors and the first groups of driving transistors are alternately arranged, and a number and relative positions of the second groups of driving transistors adjacent to each first group of driving transistors are the same.

Display panel and display apparatus

The present application relates to a display device that is divided into a first region as a fingerprint recognition region and a second region as a display region with the first region having a first light transmittance greater than a second light transmittance of the second region. The light transmittance of the region corresponding to the fingerprint recognition module group in the display device of the present application can be increased, thereby further improving the sensitivity of the fingerprint recognition module group.

Display device

Disclosed is a display apparatus, comprising a first display region serving as a fingerprint identification region and a second display region serving as a display region, and comprising a display layer and a driver layer stacked in a stacking direction perpendicular to a plane where the display apparatus is placed. The display layer comprises a first electrode layer and a second electrode layer stacked in the stacking direction, and the driver layer comprises a plurality of driver units. In the first display region, the first electrode layer has a first part corresponding to the first display region, the second electrode layer has a second part corresponding to the first display region, and a projection of the first part in the stacking direction and a projection of the second part in the stacking direction are not completely overlapped.

Display apparatus

A pixel structure and an Organic Light-Emitting Diode (OLED) display panel. The pixel structure includes a number of pixel groups. Each of the pixel groups includes a first pixel and a second pixel adjacent in a first direction and disposed in a staggered manner in a second direction perpendicular to the first direction. Each of the first pixel and the second pixel includes sub-pixels of three different colors arranged along the second direction. A distance between two sub-pixels of a same color respectively of the first pixel and the second pixel in the first direction is equal to that in the second direction.

Pixel structure and OLED display panel

A method for driving an organic light-emitting display includes controlling a GIP signal and a data signal during a bootup process of the organic light-emitting display to enable the organic light-emitting display to sequentially pass through an initialization state, a black state, and a normal display state, to prevent a screen flicker problem of the organic light-emitting display during booting.

Drive method for organic light-emitting display by controlling GIP signal and data signal

A drive control circuit, a driving method thereof and a display device are provided. The drive control circuit includes a drive integrated circuit, a transmit control circuit, a scan drive circuit, and a pixel circuit. The drive integrated circuit adjusts a duty cycle of a drive signal to generate a first drive signal and transmits the first drive signal to the transmit control circuit. The drive integrated circuit decreases the amplitude of a data signal to generate a first data signal and transmits the first data signal to the scan drive circuit. The transmit control circuit converts the received first drive signal into a second drive signal with a preset duty cycle and transmits the second drive signal to the pixel circuit. The preset duty cycle of the second drive signal is greater than the duty cycle of the drive signal to be outputted.

Drive control circuit, driving method thereof, and display device

The present disclosure provides a pixel driving circuit, a driving method thereof, and a layout structure of a transistor. The pixel driving circuit includes a storage capacitor, a first to a seventh switching transistor, a first driving transistor, a second driving transistor, and an organic light emitting diode. The layout structure includes a circuit node and an active layer connected to the circuit node; the active layer includes: a first active layer, a second active layer, and a third active layer; a first source, a drain and a second source connected to the first, the second and the third active layer, respectively; a first gate, a second gate, and a third gate corresponding to the first, the second, and the third active layer respectively; and a gate pattern composed of the first gate, the second gate, and the third gate being located above the circuit node and the active layer.

Pixel driving circuit and driving method thereof, and layout structure of transistor

A pixel structure and an organic light-emitting diode (OLED) display panel incorporating the pixel structure are disclosed. The pixel structure includes a plurality of pixel units () arranged in an array, each pixel unit comprising a first sub-pixel (), a second sub-pixel () and a third sub-pixel (). The second sub-pixel () and the third sub-pixel () are common to four adjacent pixel units (). As a result, a higher aperture ratio of the sub-pixels, an increased design margin and reduced process difficulty can be obtained.

Pixel structure having common sub-pixels and OLED display panel incorporating the pixel structure

A pixel circuit and a drive method therefor, and an active matrix organic light-emitting display. The pixel circuit initializes an anode of an organic light-emitting diode (OLED) through a seventh thin-film transistor (M), so that the aging of the organic light-emitting diode (OLED) is slowed down and the service life of the organic light-emitting diode (OLED) is prolonged. The current output by a first thin-film transistor (M) serving as a drive element is determined by a data voltage provided by a data line (Dm) and an initialization voltage (Vref) provided by a third power supply and has nothing to do with external supply voltages and a threshold voltage of the first thin-film transistor (M), and therefore brightness non-uniformity caused by the deviation in the threshold voltage of the thin-film transistor and the change in the supply voltages can be avoided. Therefore, the active matrix organic light-emitting display which uses the pixel circuit and the drive method therefor prolongs the service life, and improves the display quality.

Pixel circuit and drive method therefor, and active matrix organic light-emitting display

A pixel structure and an organic light-emitting diode (OLED) display panel incorporating the pixel structure are disclosed. Each pixel unit () in the pixel structure includes a first sub-pixel (), a second sub-pixel (), a third sub-pixel () and two fourth sub-pixels (). The second sub-pixel (), the third sub-pixel () and the fourth sub-pixels () are arranged to define a quadrilateral encompassing the first sub-pixel () and be common to four adjacent pixel units (). The first sub-pixel () serves as a primary display element, while each of the second sub-pixel (), the third sub-pixel () and the fourth sub-pixels () acts as a secondary display element. As a result, a higher aperture ratio of the primary display element can be obtained at the same PPI and design margin, or an increased design margin and reduced process difficulty can be obtained at the same PPI and aperture ratio.

Pixel structure having common sub-pixels and OLED display panel

A display is disclosed, including a pixel structure and pixel drive circuits. The pixel structure includes a plurality of pixel groups, each pixel group including two or more pixel units. The pixel unit includes a first sub pixel, a second sub pixel and a third sub pixel. Each of the first sub pixels is connected to a first pixel drive circuit, each of the second sub pixels is connected to a second pixel drive circuit, and all the third sub pixels in one pixel group are connected to a same third pixel drive circuit. A drive method for a display is also disclosed. In the above display and the drive method, a plurality of third sub pixels in one pixel group can be driven by a same third pixel drive circuit based on the same luminance data, which reduces the number of the pixel drive circuits and allows pixel drive of high resolution.

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Kunshan, China

Xiujian Zhu