Shanghai Tianma Am-oled Co., Ltd.

Tianma Micro-electronics Co., Ltd.

Shanghai Tianma Micro-electronics Co., Ltd.

Seeya Optronics Co., Ltd.

Other

Wuhan Tianma Micro-electronics Co., Ltd

Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch

Seeya Optronics, Ltd.

Shanghai Cimc Yangshan Logistics Equipment Co. Ltd.

Shanghai Sunnyway Mechanical & Electrical Equipment Co.

03;tianma Micro-electronics Co., Ltd.

Dong Qian

Gang Liu

Yue Ping Li

Tong Wu

Dongxu Xiang

Zeyuan Chen

Renyuan Zhu

Liyuan Luo

Hanyu Gu

Zhiyong Xiong

Qi Li

Tong Zhang

Dan Chen

Tieer Gu

Yongcai Shen

Zhiliang Wang

Duzen Peng

Wenhui Zou

Boyan Lv

Yuan Wx Li

Chen Liu

Jialing Li

Bojia Lv

Xiangzi Kong

Chang-ho Tseng

Zhiwei Zhou

Wanwan Xia

Wang Li

Qijun Yao

Bo Tong Liu

Yu Xin

Ping-lin Liu

Tao Wang

Haodong Zhang

Xiliang Zhang

Yi Du

Minfu Zhang

Chunyang Li

Minyu Zhu

Kuo Sun

Zhili Ma

Dongsheng Xu

Yunyan Wei

Changho Tseng

Qingjie Fan

Haoqi Hu

Deyong Sun

Zhanghe Zeng

A display panel, a stage circuit, and a driving method of the stage circuit are provided. The stage circuit includes cascaded shift register circuits. Each cascaded shift register circuit includes: a first control module, a second control module, and an output module. The first control module receives an input signal and a charging signal, and generates a voltage signal at a second node in response to a first clock signal and a voltage signal at a first node. With an exception of a first stage cascaded shift register circuit, a first transistor of a current stage cascaded shift register circuit has a first end connected to a signal output terminal of a previous stage cascaded shift register circuit, a second end connected to the second node, and a control end connected to the first node.

Display panel, shift register circuit and driving method thereof

Provided is an organic light-emitting display panel. Pixel-driving circuits of subpixels in a same row of pixel units are connected to a same light emission control signal line. The pixel-driving circuits of the subpixels in the same row of pixel units are connected to a same reset control signal line; and an anode of a light-emitting element of each of the subpixels to which the pixel-driving circuits electrically connected to the reset control signal line belong is at a reset voltage. In a display period of each frame of image, in at least part of a period during which an i-th row of pixel units are in a light emission stage, anodes of light-emitting elements of a j-th row of pixel units are at a reset voltage; and the j-th row of pixel units and the i-th row of pixel units are adjacent two rows of pixel units.

Organic light-emitting display panel and driving method

Provided is an organic light-emitting display panel. Pixel-driving circuits for subpixels with a same color in a same row are connected to a same light emission control signal line, and the pixel-driving circuits of subpixels with the same color in the same row are connected to the same reset control signal line. Pixel-driving circuits of subpixels with different colors in the same row of pixel units are connected to different light emission control signal lines, and the pixel-driving circuits of subpixels with different colors in the same row of pixel units are connected to different reset control signal lines. In a display period of each frame, in part of a period when subpixels with an i-th color in the same row of pixel units are in a light emission stage, anodes of light-emitting element of subpixels with another color in the same row of pixel units are at a reset voltage.

Organic light-emitting display panel

Provided are a display panel and a display device. The display panel includes a substrate, light-emitting units, a first organic layer, and light extraction structures located between the light-emitting units and the first organic layer. The first light extraction layer has a first central axis and is symmetrical about the first central axis, the second light extraction layer has a second central axis and is symmetrical about the second central axis, and the first central axis and the second central axis are perpendicular to the substrate. A surface of the second light extraction layer connecting the first light extraction layer is a first surface, a surface of the second light extraction layer facing away from the first light extraction layer is a second surface, and at least one of the first surface and the second surface comprises straight lines in a cross-section perpendicular to the substrate.

Display panel and display device having light extraction structure

The present disclosure relates to a pixel circuit and a display device. The pixel circuit includes: a pixel unit including: an operation current generating module including a gate voltage terminal and a drain voltage terminal and adapted to generate an operation current based on a voltage at the gate voltage terminal; and a light-emitting control module connected in series with the operation current generating module and adapted to control whether or not to provide the operation current to a light-emitting device based on a light-emitting control signal; and a driving control circuit, including: a feedback module for receiving a first input voltage and a data current and adapted to provide a feedback loop between the gate voltage terminal and the drain voltage terminal; and a data current module adapted to provide the data current.

Pixel circuit and display device

A forming method for a silicon-based display panel includes providing a silicon substrate having a display region and a peripheral region surrounding the display region, providing a first set of photomasks corresponding to the display region, using the first set of photo masks in an exposure process of the display region, providing a second set of photomasks corresponding to the peripheral region, and using the second set of photomasks in an exposure process of the peripheral region. The exposure process of the display region and the exposure process of the peripheral region are different process steps. According to the forming method for the silicon-based display panel, splicing of pixel patterns in the display region is not carried out, so that the yield and the display effect are improved.

Silicon-based display panel, forming method thereof, and photomask assembly for exposure process of silicon-based display panel

The present invention provides a top-emission type micro cavity OLED display device, comprising: an array substrate; a reflection metal layer arranged on the array substrate; an anode modulation layer arranged on the reflection metal layer and made of a translucent conductive material; an organic light-emitting layer arranged on the anode modulation layer and not patterned; and a cathode layer arranged on the organic light-emitting layer. The top-emission type micro cavity OLED display device comprises a plurality of sub-pixels, and the anode modulation layer is divided into a plurality of anode modulation electrodes corresponding to the plurality of sub-pixels; the plurality of sub-pixels is at least classified into a first type sub-pixel, a second type sub-pixel and a third type sub-pixel; the first to third type sub-pixels display different colors, and the anode modulation electrodes corresponding to the first to third type sub-pixels have different thicknesses.

Top-emission type micro cavity OLED display device

Provided is a pixel compensation circuit, which includes a signal amplification circuit, a signal storage circuit, a comparison calculation circuit and a signal compensation circuit. The signal amplification circuit collects an anode potential of an organic light emitting element and a driving current, such that the signal storage circuit can determine a threshold voltage of the driving transistor and a preset gray-scale voltage based on the anode potential and the driving current. The comparison calculation circuit calculates a compensation voltage required for the pixel while actually operating based on the threshold voltage, the anode potential and the preset gray-scale voltage. Thus, when a display gray-scale voltage is inputted, it can be compensated using the compensation voltage and then outputted to a gate of the driving transistor, such that the driving transistor can drive the organic light emitting element to emit light.

Pixel compensation circuit

A organic light-emitting diode (OLED) on Silicon product includes a circuit board, a central control board and an OLED on Silicon display panel located on the circuit board. A core control module and a timing control module are integrated in the central control board. The OLED on Silicon display panel has a display region, a gate row driving region, a source signal driving region, and a bonding region. OLED display pixels are provided in the display region. A gate row driving circuit is integrated in the gate row driving region. A source signal driving circuit is integrated in the source signal driving region. The bonding region is a region where the OLED on Silicon display panel is bound to the central control board. The OLED on Silicon product simplifies the processing process, reduces the cost and overall size of the product, and increases the area proportion of the display region.

OLED on silicon product with separated central control board

An AMOLED display panel includes a pixel display array including a plurality of pixel circuits arranged in an array. A gate driving circuit is adapted to provide a gate scan signal to the pixel circuits. The gate scan signal is used to control an operation stage of the pixel circuits. A source driving circuit is provided with a digital video signal and adapted to generate a data voltage in accordance with the digital video signal. The data voltage is used to control a light-emitting state of a light-emitting element in the plurality of pixel circuits. The pixel display array, the gate driving circuit and the source driving circuit are integrated on the same chip substrate. The source driving circuit is adapted to be coupled to a panel control circuit external to the chip substrate.

AMOLED display panel and image display device

An organic light emitting display panel is provided. The organic light emitting display panel includes a first substrate; a second substrate disposed to the first substrate; and a force sensing layer. The force sensing layer includes a first electrode; a second electrode; and a first insulating layer positioned between the first electrode and the second electrode. The second electrode is multiplexed with at least one second conductive layer on the second substrate.

Organic light emitting display panel and force-sensing display device

A display panel and a threshold detection method are provided. The display panel includes a plurality of data signal lines configured to transmit data signals, a plurality of scanning lines configured to transmit driving signals, a plurality of reference voltage signal lines configured to transmit reference voltage signals, and a plurality of pixels enclosed and defined by the mutually insulated data signal lines and scanning lines. A pixel driving circuit is disposed in each pixel, and each pixel driving circuit corresponds to one data signal line and one reference voltage signal line. The pixel driving circuits are arranged in a plurality of rows.

Display panel and threshold detection method thereof

A method for driving an array substrate, the array substrate includes M rows of pixel units, each of the pixel units includes a shared driving circuit and N light-emitting components connected to the shared driving circuit, the method includes: in a period of scanning a frame of image, providing first to Nth scanning stages uniformly distributed to each row of pixel units, each of the scanning stages has a duration T, and any one of N scanning stages of an ith row of pixel units does not overlap with any one of N scanning stages of a jth row of pixel units; i, j and M are all positive integers, and 1i, jM, i&#x2260;j; and N is a positive integer not less than 2; and driving, by the shared driving circuit, the N light-emitting components to emit light.

Method for driving an array substrate having a plurality of light emitting components

The present application discloses an organic light emitting display panel, a driving method thereof and an organic light emitting display apparatus. The organic light emitting display panel comprises: a pixel array, comprising pixel regions in M rows and N columns; a plurality of pixel driving circuits each comprising a light emitting diode and a driving transistor for driving the light emitting diode, the light emitting diode being arranged in one of the pixel regions; and a plurality of pixel compensation circuits, each configured to provide a compensated light emitting control signal for a gate of the driving transistor to correct brightness of the light emitting diode in one of the plurality of pixel driving circuits. According to the present disclosure, the final light emitting current may be unrelated to the threshold voltage of the driving transistor, the carrier mobility and aging of the light emitting diode.

Organic light emitting display panel, driving method thereof and organic light emitting display apparatus

An organic light-emitting display panel, a driving method and an organic light-emitting display device are provided. The organic light-emitting display panel includes a first pixel driving circuit, and a second pixel driving circuit disposed adjacent to the first pixel driving circuit along a row direction of a pixel matrix. The first pixel driving circuit is connected to a first scanning signal line, and the second pixel driving circuit is connected to a second scanning signal line. The first and the second pixel driving circuits share a same data line. The same data line is configured to time-sharingly provide an initialization signal to the first and the second pixel driving circuits, time-sharingly detect threshold voltages of driving transistors in the first and the second pixel driving circuits, and time-sharingly provide a compensated data signal to the first and the second pixel driving circuits.

Organic light-emitting display panel and driving method thereof, and organic light-emitting display device

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Shanghai, China

Dong Qian