Boe Technology Group Co., Ltd.

Chengdu Boe Optoelectronics Technology Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

International Business Machines Corporation

Beijing Xiaomi Mobile Software Co., Ltd.

Nokia Solutions and Networks Oy

Hefei Boe Vision-electronic Technology Co., Ltd.

Bgrimm Technology Group

Bgrimm Advanced Materials Science & Technology Co., Ltd.

Chao Wu

Yue Long

Weiyun Huang

Yudiao Cheng

Kaipeng Sun

Yao Huang

Lili Du

Yuanyou Qiu

Binyan Wang

Jianchang Cai

Pinchao Gu

Chao Zeng

Cong Liu

Qiwei Wang

Feng Wei

Xingliang Xiao

Haisheng Wang

Xiaoliang Ding

Wei Liu

Jonathan D Dunne

Li Ni Zhang

Rui Li Xu

Timo Erkki Lunttila

Meng Li

Pengpeng Wang

Ping Zhang

Benlian Wang

Yanling Han

Yuzhen Guo

Jie Zhang

Xueyou Cao

Xiao Xiao

Yuanjie Xu

Tianyi Cheng

Chihjen Cheng

Peter Skov

Rui Guo

Shuai Wang

Tong Liu

Xiaoyi Wang

Xue Fei Duan

Zhi Wang

Dong Jun Zong

Xin Liu

Hua Zhang

Jianming Liu

Shui Liu

Bo Wei

Dan Guo

Guobo Yang

Yufei Huo

Deqian Wang

Kui Wu

Peiyu Yu

Jiachang Cai

Yilin Lin

Xiaoliang Lu

Yueguang Yu

Yinghui Cai

Lingfeng Huang

A display panel, a method for manufacturing the same and a display device are provided. In a second pixel region of the display panel, there is a first gap between first and second electrical connection elements in a first electrical connection layer, there is a second gap between third and fourth electrical connection elements in a second electrical connection layer, a third electrical connection layer is coupled to a fifth signal line pattern. The fifth signal line pattern is used to transmit a fifth signal with a fixed electrical potential, and an orthographic projection of the third electrical connection layer onto a substrate of the display panel covers at least part of an orthographic projection of the first gap onto the substrate and at least part of an orthographic projection of the second gap onto the substrate.

Display panel, method for manufacturing the same, and display device

A method and an apparatus for controlling a transmission power, and a storage medium. The method includes: determining a target number of transmission cycles according to a service scenario of an electronic device, wherein a preset time window is divided into the target number of transmission cycles, and the preset time window is a test cycle used in a specific absorption rate (SAR) test of the electronic device; determining at least one of an upper limit value or a lower limit value of a transmission power corresponding to each transmission cycle, wherein an average value of transmission powers in the preset time window complies a SAR requirement; and controlling the electronic device to transmit and receive signals using a corresponding transmission power in each transmission cycle.

Methods and apparatuses for controlling transmission power, and storage medium

A pixel circuit, a display substrate, a display panel, and a display device are provided. The pixel circuit includes: a first driving circuit, a second driving circuit, a first light-emitting control circuit, and a second light-emitting control circuit. The first light-emitting control circuit is configured to control a connection between the first driving circuit and the light-emitting element and a connection between the first driving circuit and the first power line to be turned on or off; the second light-emitting control circuit is configured to control a connection between the second driving circuit and the light-emitting element and a connection between the second driving circuit and the second power line to be turned on or off; the first driving circuit and the second driving circuit are configured to control a driving current for driving the light-emitting element to emit light based on the same data voltage.

Pixel circuit, display substrate, display panel, and display device

A display substrate includes a main display area, a secondary display area and a transition area; the secondary display area includes an aperture region, a first peripheral region and a second peripheral region, at least part of the first peripheral region being located between the aperture region and the second peripheral region; the aperture region includes display sub-pixels; the first peripheral region includes display sub-pixels and first virtual sub-pixels; the second peripheral region includes display sub-pixels and second virtual sub-pixels; the density of the display sub-pixels of the aperture region, the density of the display sub-pixels of the first peripheral region and the density of the display sub-pixels of the second peripheral region are the same; at least part of the transition area is located between the main display area and the second peripheral region; the main display area and the transition area both includes display sub-pixels.

Display substrate and manufacturing method thereof and display device

A display substrate and a display device. The display substrate includes a base substrate and multiple reset signal lines. The base substrate includes a display area; each of sub-pixels includes a pixel driving circuit and a light emitting element; the light emitting element includes a light emitting area and a first electrode; the pixel driving circuit is configured to drive the light emitting element to emit light; orthographic projections of the first electrodes of the light emitting elements of the sub-pixels of multiple pixel units on the substrate surface of the base substrate at least partially overlap with orthographic projections of the pixel driving circuits of the sub-pixels of the multiple pixel units on the substrate surface of the base substrate, and are located on the same side as the reset signal lines electrically connected to the pixel driving circuits of the sub-pixels of the multiple pixel units.

Display substrate and display device

A display panel and a display device are provided. The display panel includes: a pixel unit, including a pixel circuit and a light-emitting element, the pixel circuit including a driving transistor, a first reset transistor, and a second reset transistor; the pixel unit including a first pixel unit and a second pixel unit; a first initialization signal line is connected with a first electrode of the first reset transistor in the first pixel unit; a second initialization signal line is connected with a first electrode of the second reset transistor in the first pixel unit; a third initialization signal line is connected with a first electrode of the first reset transistor in the second pixel unit; a fourth initialization signal line is connected with a first electrode of the second reset transistor in the second pixel unit; the first to third initialization signal lines are connected with a first signal bus line, respectively; a second signal bus line is connected with the fourth initialization signal line, the first signal bus line and the second signal bus line are insulated from each other.

Display panel and display device having multiple signal bus lines for multiple initialization signals

A display substrate, a preparation method therefor, and a display apparatus. The preparation method comprises: providing a base substrate, a plurality of pixel drive circuits being formed on the base substrate, the plurality of pixel drive circuits comprising a first pixel drive circuit and a second pixel drive circuit; forming a first insulating layer on the base substrate; forming a first wiring layer on the first insulating layer, the first wiring layer comprising a first connecting wire, the first connecting wire being formed electrically connected to the first pixel drive circuit by means of the first insulating layer; forming and patterning a second insulating layer on the first wiring layer; forming a second wiring layer on a second insulating layer, the second wiring layer comprising a second connecting wire, the second connecting wire being formed electrically connected to the second pixel drive circuit by means of the first insulating layer and the second insulating layer; and forming and patterning a second insulating layer on the second wiring layer, the third insulating layer and the second insulating layer using the same reticle for the patterning process.

Display substrate and method of manufacturing the same, and display device

The present disclosure provides a display panel and a display device. The display panel includes: a base substrate, a display region including a first region, a second region and a transition region; first light-emitting elements at the first region; second light-emitting elements, first pixel circuitries and second pixel circuitries at the transition region, each first pixel circuitry being arranged between adjacent second pixel circuitries, an orthogonal projection of at least one second pixel circuitry onto the base substrate at least partially overlapping an orthogonal projection of at least one second light-emitting element onto the base substrate; first conductive lines each coupled between at least one first pixel circuitry and at least one first light-emitting element; and second conductive lines each coupled to at least one first pixel circuitry and extending along the at least one first pixel circuitry to a side away from the at least one first light-emitting element.

Display panel and display device

Provided are a display substrate and a display apparatus. The display substrate includes a first display region and a second display region, and a pixel density of the first display region is higher than a pixel density of the second display region. A first pixel circuit of a first sub-pixel in the first display region includes one pixel circuit unit, and a second pixel circuit of a second sub-pixel in the second display region includes two pixel circuit units. The first pixel circuit is configured to be connected with a first power voltage terminal to receive a first power voltage as a pixel power voltage, and the second pixel circuit is configured to be connected with a second power voltage terminal to receive a second power voltage as a pixel power voltage and the first power voltage is different from the second power voltage.

Display substrate and display apparatus

A display substrate and a display device. The present display substrate includes a first to a third display region. The first display region includes first pixel repeating units, and allows light from the first side to at least partially penetrate to the second side. The second display region includes second and fourth pixel repeating units. The third display region includes third pixel repeating units. Each first pixel repeating unit is electrically connected to the corresponding fourth pixel repeating unit by means of t transparent connecting traces. The pitch of the first and second pixel repeating units is b, and the pitch of the third pixel repeating units is b, the pitch of the transparent connecting traces is D, and the maximum number s of first pixel repeating units in the first direction satisfying s≤2*Floor(b/((D*t))).

A display substrate and a display apparatus are provided, including a first side for displaying and a second side opposite the first side, a base substrate, a display area, at least one connection line and at least one transfer electrode. Each of the at least one connection line at least partially extends in a first direction and is connected to first power lines respectively connected to adjacent first pixel unit groups in a first display area in the first direction; and each of the at least one transfer electrode at least partially extends in the first direction and is connected to first signal lines that are respectively connected to the adjacent first pixel unit groups in the first display area in the first direction, film layers where at least part of the at least one transfer electrode and each of the at least one connection line are located are different.

Provided are a display panel and a display device. A plurality of second pixel circuit groups in a first display region in the display panel includes a first-type second pixel circuit group distal from a second display region and a second-type second pixel circuit group proximal to the second display region. The first-type second pixel circuit group is connected to a first-type second light-emitting unit group, distal from the first display region, in the second display region through a first connection trace. The second-type second pixel circuit group is connected to a second-type second light-emitting unit group, proximal to the first display region, in the second display region through a second connection trace.

A pixel circuit and a driving method therefor, and a display device are provided. The pixel circuit includes a driving subcircuit, a first light emitting control subcircuit, a second light emitting control subcircuit, a first switching subcircuit, a second switching subcircuit, a third switching subcircuit, a fourth switching subcircuit and an energy storage subcircuit.

Pixel circuit and driving method therefor, and display device

A display panel includes: a drive backplane having a transparent region and a pixel region surrounding the transparent region, wherein a plurality of pixel circuits are provided in the pixel region, and the pixel circuits include a plurality of columns of first pixel circuits and a plurality of columns of second pixel circuits distributed along a row direction; and a light-emitting layer including a plurality of light-emitting devices, wherein the light-emitting devices include a plurality of first light-emitting devices located in the transparent region and a plurality of second light-emitting devices located in the pixel region, each of the first light-emitting devices is connected to one of the first pixel circuits via one of transparent electric conductors, and a deviation between delay time of a signal transmitted by any of the electric conductors and a standard delay time is not greater than a deviation threshold.

Display panel, display device and terminal device

A titanium alloy blade tip with a wear-resistant protective coating and a preparation method thereof are provided. The method includes: (1) spraying MCrAlY alloy powder on a surface of a titanium alloy blade tip by high velocity oxygen fuel (HVOF) spraying at a spraying distance of 300-400 mm to obtain the titanium alloy blade tip with a MCrAlY layer on the surface; where M is one of Ni and NiCo; (2) pre-plating Ni at a current density of 4-10 A/dm; (3) placing the pre-plated titanium alloy blade tip in a Watt solution, covering a surface of the pre-plated titanium alloy blade tip obtained in the step (2) with abrasive particles, and then performing composite electroplating at a current density of 0.5-2 A/dm. In the method, the wear-resistant protective coating with the high adhesion strength is prepared on the titanium alloy blade tip, and the wear-resistant protective coating has good wear resistance.

Titanium alloy blade tip with high adhesion strength and wear-resistant protective coating and preparation method thereof

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Beijing, China

Chao Wu