Wuhan Tianma Micro-electronics Co., Ltd

Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch

Shanghai Tianma Am-oled Co., Ltd.

Other

Chinese Academy of Sciences

Zhejiang University

Xiamen Tianma Micro-electronics Co., Ltd.

Mengmeng Zhang

Xingyao Zhou

Yue Ping Li

Yana Gao

Shuai Yang

Jian Kuang

Gaojun Huang

Jing Chang Huang

Yuantao Wu

Lilian Kuang

Zhi Liu

Zhe Zhao

Chenguang Sun

Yue Li

Peng Zhang

Kang Yang

Xinzhao Liu

Zhuan Gao

Xueqi Tian

Ranran Zeng

Jieliang Li

Tao Peng

Yu Wang

Jia Tao Li

Yubo Zhou

Liyuan Liu

Qibing Wei

Yongzhou Hu

Di Zhu

Yujiao Liang

Weijuan Kan

Kaixiang Zhang

Jieyu Liu

Rong Sheng

Jun Wei

Dongyan Gu

Zhengxia Lu

A display drive circuit includes first shift registers from a first shift register of a 1st-stage to a first shift register of an Nth-stage; first shift registers of first A stages are virtual shift registers which are at least configured to make that an inputted second signal of a same pixel circuit has a delay of a set time length t relative to the first signal; and first shift registers of last (N-A) stages are at least configured to provide pixel circuits with the second signal; where t=a+b+c+d; A particular drive time sequence is formed in the present disclosure, which improves the characteristics of the drive transistor, solve the display problem caused by the tailing problem of the output signal of the first shift register, and improve image display quality.

Display panel and display drive circuit

Provided are a display panel, a driving method thereof and a display apparatus. The display panel includes bias signal lines and pixel circuits. A pixel circuit includes a drive module and a bias module. The bias module is connected between a first terminal of the drive module and a bias signal line. A display region of the display panel includes a first display region and a second display region. The bias signal lines include a first bias signal line and a second bias signal line. Bias modules in the first display region are connected to the first bias signal line. Bias modules in the second display region are connected to the second bias signal line. In at least part of turning-on stages of bias modules, a voltage transmitted by the first bias signal line is different from a voltage transmitted by the second bias signal line.

Display panel, driving method thereof, and display apparatus

Provided display panel includes: a pixel circuit and a light-emitting element. The pixel circuit includes a dimming module, a drive module providing drive current for the light-emitting element and including a drive transistor, and a bias module connected between bias signal terminal and first terminal of the drive transistor and configured to perform bias adjustment on the drive transistor. A control terminal of the bias module is connected to bias control terminal, and the bias signal terminal is provided with bias signal. The pixel circuit includes working stages including at least a first and a second working stage and a second working stage, a light emission duration of the light-emitting element in the first working stage is different from that in the second working stage, and a bias signal voltage provided by the bias signal terminal in the first working stage is different from that in the second working stage.

Display panel and display device with different bias signal voltages

A display panel, a method for driving the same, and a display apparatus are provided. The display panel includes data signal lines and pixel circuits. The pixel circuit includes a driving module and a data voltage writing module. The data voltage writing module is connected between the data signal line and the input terminal of the driving module. The display panel has first and second phases when displaying one frame of an image. The first phase includes a data writing phase and a light-emitting phase. The second phase includes an adjusting phase and a light-emitting phase. During the data writing phase, the data voltage writing module is turned on, and the data signal line transmits the data voltage. During the adjusting phase, the data voltage writing module is turned on, and the data signal line transmits the adjusting voltage corresponding to the data voltage transmitted during the data writing phase.

Display panel, method for driving the same, and display apparatus

A display panel and a display apparatus are provided. The display panel includes a substrate and an array layer at a side of the substrate. The array layer includes pixel circuits and at least one first via. The pixel circuit includes transistors. Each transistor includes an active layer. The active layer includes a channel. The transistor includes a driving transistor and a first switching transistor. In a direction perpendicular to the substrate, a distance between one of the at least one first via and the channel of the driving transistor closest to the first via is greater than a preset distance. A distance between an edge of the one of the at least one first via and an edge of the channel of the first switching transistor closest to the one of the at least one first via is smaller than the preset distance.

Display panel and display apparatus

Provided by the present disclosure are an amino quinazolinone and amino isoquinolone derivatives. It is verified by numerous experiments that the compounds provided by the present disclosure have good inhibiting effects on PI3Kα and PI3Kγ, most of the compounds have prominent inhibiting effect on PI3Kα, and show strong growth inhibiting effect on PIK3CA mutant tumor cells such as human breast cancer cell strain (MCF7). Therefore, the amino quinazolinone and amino isoquinolone derivatives according to the present disclosure can be applied in the preparation of anti-tumor and anti-inflammatory medicines, and can be used as PI3Kα inhibitors in the preparation of medicines for treatment of human or animal cell proliferation related tumors, the medicines comprising the derivatives any one or more of pharmaceutically acceptable salts and solvates thereof as well as pharmaceutically acceptable carriers. Formulas a and b are shown as below:

Aminoquinazolinone and aminoisoquinolinone derivatives and application thereof

Shift register, gate driving circuit and driving method thereof, and display panel are provided. The shift register includes input module, control module and output module. A control terminal of the input module is configured to receive first clock signal. The control module includes first switch unit, second switch unit, and energy storage unit. A control terminal of the first switch unit is configured to receive first control signal. A control terminal of the second switch unit is configured to receive second control signal. A first terminal of the second switch unit is configured to receive second power signal. A second terminal of the energy storage unit is configured to receive second clock signal. Input terminals of the output module are respectively configured to receive the second clock signal, the first power signal and the second power signal. An output terminal of the output module is configured to output scanning signal.

Shift register, gate driving circuit and driving method thereof, and display panel

Provided are a display panel and a display device, where the number of pixels in a pixel row included in a first display region of the display panel is smaller than the number of pixels in a pixel row included in a second display region, a first scan line is electrically connected to one first scan control circuit, and a second scan line is electrically connected to two second scan control circuits, where in the case where the ratio of the number of pixels in the first pixel row to the number of pixels in the second pixel row is within a first preset range, smaller than a minimum value of the first preset range, or larger than a maximum value of the first preset range.

Display panel and display device

A display panel includes multiple rows of pixel circuits. A pixel circuit includes a drive module, a light emission module, a data write module and a threshold compensation module. A method for driving a display panel includes: within a display frame, controlling threshold compensation modules in at least two rows of pixel circuits to be in the conduction state within the preset time interval; within the preset time interval, controlling data write modules in the at least two rows of pixel circuits to be successively turned on, and in the at least two rows of pixel circuits, controlling the conduction duration of data write modules in the previous row of pixel circuits to be less than the conduction duration of data write modules in the next row of pixel circuits.

Display panel, driving method thereof and display device

A display panel includes a pixel circuit including a drive module, a reset module, and a compensation module, a first terminal of the drive module is coupled to the light-emitting element to provide a drive current for the light-emitting element, and the drive module includes a drive transistor; the reset module is connected between a reset signal terminal and a control terminal of the drive module to provide a reset signal for the drive module; and the compensation module is connected between the control terminal of the drive module and the first terminal of the drive module to compensate a threshold voltage of the drive transistor; in the reset stage, the reset module is turned on; in the compensation stage, the compensation module is turned on; and a partial time period of the reset stage coincides with a partial time period of the compensation stage.

Provided are display panel, method for driving same, and display device. Display panel includes pixel circuit and cascaded first shift circuits. Pixel circuit includes drive transistor and adjusting module electrically connected to first scan line, adjusting line and first electrode of drive transistor. First shift circuit is electrically connected to first scan line and includes first control module and first output module. First control module is electrically connected to first type-A clock line, first shift control line and first control node, and configured to write first shift control signal into first control node in response to first type-A clock signal from first type-A clock line. First output module is electrically connected to first control node, first type-B clock line and first scan line, and configured to write first type-B clock signal into first scan line in response to signal of first control node.

Display panel for increased light-emitting duration

A display panel includes pixel circuits and light-emitting elements. A driving module in a pixel circuit is configured to provide a driving current for a light-emitting element in a light emission stage. A bias adjustment module is configured to provide a bias adjustment signal for a driving transistor of the driving module in a bias adjustment stage. A first non-light emission stage includes the bias adjustment stage. In the same first non-light emission stage, time between an end moment of the bias adjustment stage and an end moment of the first non-light emission stage is a bias maintaining stage. The brightness of the display panel in the first mode is different from that in the second mode. At least one of a duration of the bias adjustment stage and a duration of the bias maintaining stage in the first mode is different from the corresponding one in the second mode.

Display panel, driving method therefor and display apparatus

The method includes, in a low-frequency driving mode where a keeping phase is arranged between two active phases, providing a light-emitting control signal with a duty cycle of a % to a pixel circuit during the active phase; and performing first and second switches on the light-emitting control signal during the keeping phase. The first switch is performed before the second switch. Panel brightness at the first switch is higher than panel brightness at the second switch. The duty cycle of the light-emitting control signal is b % after the second switch. b>a. A total duration of active levels of the light-emitting control signal within one frame after the first switch is between a total duration of active levels of the light-emitting control signal with the duty cycle of a % and a total duration of active levels of the light-emitting control signal with the duty cycle of b % within one frame.

Method for driving display panel, and display apparatus

The present disclosure relate to a driving method for a display panel, a display panel, and a display apparatus. The display panel includes a first mode, and a driving period in the first mode includes an active frame and a hold frame. The driving method includes: in the first mode, controlling a total light emission duration of a light emission control signal in two adjacent time units in the driving period to satisfy the following condition: where the time unit includes at least one light emission period, a first time unit at least partially overlaps with the active frame, Ndenotes a total light emission duration of the light emission control signal in the i-th time unit, Ndenotes a total light emission duration of the light emission control signal in the (i+1)-th time unit, i≥1, and A denotes a critical percentage threshold for brightness variation.

Driving method for display panel, display panel, and display apparatus

Provided are a display panel, a driving method, and a display device. The display panel includes: a gate driving circuit, a pixel driving circuit, and a light-emitting component. The pixel driving circuit includes a driving transistor, a data writing module, a threshold compensation module, and a light-emitting control module. A control terminal of the threshold compensation module and a control terminal of the light-emitting control module are electrically connected to a same gate driving circuit. The light-emitting control module includes a first light-emitting control unit and a second light-emitting control unit. The pixel driving circuit further comprises a blocking module which is electrically connected between the first power signal terminal and the first terminal of the driving transistor, and is connected in series to the first light-emitting control unit.

Growing community of inventors

Shanghai, China

Mengmeng Zhang