Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd.

Huazhong University of Science and Technology

Dow Global Technolgoies LLC

King Abdullah University of Science and Technology

Huazhong Agricultural University

Huangshi Xyz Power Technology Co., Ltd.

China University of Geosiences (wuhan)

Tao Chen

Zuomin Liao

Yong Zhao

Chujun Yi

Jun Zhang

Wei Luo

Qiuyun Fu

Wenlong Peng

Dongxiang Zhou

Yunxiang Hu

Zhiping Zheng

Kuo-Wei Huang

Bin Chen

Matthew J Turpin

Xiaojun Yang

Yan Xie

Jay M Tudor

Mark P Allen

Songpo Xiang

Lipeng He

Xiaochun Liu

Chunjie Yan

Yuting Chen

Luru Jing

Thomas Mettler

Han Wang

Zhifang Wang

Dirong Gong

Weiguo Jia

Liangfeng Yao

Daohong Jiang

Binnian Tian

Yixia Wang

Jiatao Xie

Yanping Fu

Yonghan Zhang

Jiasen Cheng

A display panel and a display device are disclosed. The display panel includes a display substrate, a plurality rows of first pixel driving circuits, a plurality rows of second pixel driving circuits, and a plurality of first reset signal lines; the plurality of reset signal lines comprises a plurality of first reset signal lines and a plurality of second reset signal lines, each of the first reset signal lines is only electrically connected to one row of the first pixel driving circuits; each of the second reset signal lines is electrically connected to one row of the first pixel driving circuits and at least one row of the second pixel driving circuits.

Display panel and display device

A display panel and a display device are provided. A size of a first pixel opening is greater than a size of a second pixel opening. A ratio of an orthographic projection area of a first light-emitting layer projected on a substrate to an orthographic projection area of a second light-emitting layer projected on the substrate ranges from 95% to 105%. Reducing a size of the second pixel opening of a display light transmission region without reducing a PPI of the display light transmission region is beneficial to improve a display effect of the display light transmission region. There is no need to modify a mask sheet mesh, and no need to specially design a mask for the display light transmission region.

A display panel and a display device are disclosed. By setting numbers of effective pulses of first start signals in both a writing frame and a holding frame of one display period to be plural, a plurality of first strobe driving circuits connected in cascade are allowed to output a plurality of first strobe signals multiple times to adjust a bias voltage of a first transistor of a plurality of pixel driving circuits. Therefore, the display panel can display at a similar light-emitting brightness in both the writing frame and the holding frame, thereby improving a flickering problem of the display panel.

A pixel circuit including a drive transistor connected between a first power supply line and a second power supply line; a first compensation transistor having a first electrode electrically connected to a gate of the drive transistor, and a gate electrically connected to a scan line; a second compensation transistor having a first electrode electrically connected to a second electrode of the first compensation transistor, a second electrode electrically connected to a first electrode or a second electrode of the drive transistor, and a gate electrically connected to a first control line, and a third compensation transistor having a first electrode electrically connected to the second electrode of the first compensation transistor and the first electrode of the second compensation transistor, a gate electrically connected to a second control line, and a second electrode electrically connected to a first potential line.

Pixel circuit and display panel

The present invention provides a display control method of a display panel, a display module, and a display device. Pulse widths of first pulses corresponding to non-display phases in one frame period in an emission start signal are at least partially different, so that pixel driving circuits adjust light-emitting durations of light-emitting devices corresponding to each display phase according to emission control signals. Accordingly, a display brightness of each light-emitting device can be adjusted within one frame period, and a flickering problem can be alleviated.

Display control method of display panel, display module, and display device

A display panel and a display device are provided. In the display panel, at least one odd-numbered thin film transistor is sequentially turned on to charge sub-pixels of a corresponding odd-numbered row before charging sub-pixels of any one of odd-numbered rows is finished, and at least one even-numbered thin film transistor is sequentially turned on to charge sub-pixels of a corresponding even-numbered row before charging sub-pixels of any one of even-numbered rows is finished, thereby saving the number of uses of data traces and thin film transistors, as well as enhancing the timeliness of data signal transmission.

Display panel enhancing timeliness of data signal transmission and display device with the same

A pixel circuit and a display panel are provided. The pixel circuit is electrically connected to a gate electrode of the driving transistor through one of a source electrode and a drain electrode of the first transistor, and a transmission terminal of the anti-leakage unit is electrically connected to another one of the source electrode and the drain electrode of the first transistor. Therefore, an electrical potential difference between the one of the source electrode and the drain electrode of the first transistor and the gate electrode of the driving transistor can be reduced, and an occurrence of flicker can be improved or eliminated.

A display panel and a display device are provided by the present application. The display panel includes a light-transmitting display region, wherein the light-transmitting display region includes a plurality of pixel units, each of the pixel units includes a first electrode layer and an electrode portion electrically connected to the first electrode layer, and the electrode portion and the first electrode layer constitute a first electrode of the pixel unit; and an orthographic projection of the electrode portion on the first electrode layer is located within a boundary of the first electrode layer.

Display panel and display device having first electrode with a plurality of sub-electrodes

A display panel and a display device are provided. The display panel includes a main display region, a sub display region, a plurality of first pixel repeating units disposed in the main display region, and a plurality of second pixel repeating units disposed in the sub display region. A bend line boundary is firmed between the main display region and the sub display region. The bend line boundary includes a plurality of bending units. Each bending unit corresponds to at least one second pixel repeating unit, so that the pixel repeating units of the sub display region are consistent with the pixel repeating units at its edge, and a display difference is reduced.

A display panel and a display device are provided. By making a number of first gate strobe circuits of a same stage, a number of second gate strobe circuits of a same stage, and a number of third gate strobe circuits of a same stage electrically connected to a plurality of pixel driving circuits located in a same pixel row to be at most two, which is conducive to realizing a narrow bezel design when the dynamic refresh rates are adopted in the display panel.

A display device and an electronic device are provided, and they shield the parasitic capacitance between the gate lead and the transparent wire by a shielding layer, so as to avoid the difference in parasitic capacitance from affecting a potential of the gate of the drive transistor to be varied and enhance the stability of the drive transistor as driving the light emitting device, so as to avoid the problem of uneven brightness when the light emitting device of the display device is displayed.

Display panel and electronic device

A display device and an electronic equipment provided by the present application make a reflectance of a transition display region close to a reflectance of a main display region by disposing a metal reflective portion in gaps between a plurality of second pixel driving circuits in the transition display region, preventing an obvious boundary from occurring between the main display region and the transition display region when they are in a screen-off state and are under a condition of being irradiated by strong light.

Display device and electronic equipment

A display panel and a display device are provided. In the display panel, each composite pixel row includes a plurality of auxiliary sub-pixels disposed in a functional additional area and a plurality of main sub-pixels disposed in a main display area. Each of auxiliary pixel drive circuita is connected to a plurality of auxiliary sub-pixels. Each of main pixel drive circuits is connected to a corresponding main sub-pixel. A plurality of stages of gate drive circuits are correspondingly connected to the plurality of auxiliary pixel drive circuits and the plurality of main pixel drive circuits through a plurality of scanning signal lines to improve a display mismatch problem.

A display panel and a display device are provided. The display panel includes: a plurality of sub-pixels including at least two first sub-pixels positioned in a display light-transmitting area, and a connecting line including a first line electrically connected to a first pixel driving circuit and the at least two first sub-pixels, wherein at least part of the first line is snake-shaped, so as to reduce the problem of light interference and diffraction in the display light-transmitting area and improve the display effect of the display light-transmitting area.

Growing community of inventors

Wuhan, China

Tao Chen