Beijing Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Boe Technology Groupco., Ltd.

China University of Petroleum

Cnpc Engineering Technology R&d Company Limited

Beijing Forestry University

Lulu Li

Tingting Zhao

Liangliang Li

Yujie Liu

Meiling Jin

Qin Xin

Yingxue Yu

Cai Zheng

Yahui Niu

Jian Zhang

Zhiqiang Zhang

Jinzhao Zhou

Jiao Chang

Wei Zhang

Lei Guo

Haiwei Sun

Guangquan Wang

Jia Wang

Jingping Liu

Litao Fan

Zhiyong Chen

Enkai Dong

Long Li

Yuping Yang

Dongyang Li

Zhengju Jin

Linshuo Gu

Suzhen Li

Like Qiu

Xiaokang Zhuo

Tangren Cheng

Qixiang Zhang

Tangchun Zheng

Lidan Sun

Embodiments of the present application provide a backlight module, a display panel and a display device. The backlight module includes a metal backplate, a control unit, and a switch, a metal backplate is applied with a coupling voltage under an electric field coupling action, the switch includes a control terminal, a first terminal and a second terminal, the first terminal is electrically connected with the metal backplate, and a second terminal is grounded, the control unit is electrically connected with the metal backplate and the control terminal of the switch, respectively, the control unit controls whether the switch is turned on or turned off depending on a value of the coupling voltage, and the control unit controls whether the metal backplate is grounded.

Backlight module, display panel and display device

A display panel, a display device, and a pressure detecting method. The display panel includes: a first substrate, a plurality of light-emitting elements spaced with each other on one side of the first substrate, a plurality of photosensitive detecting elements, and elastic light-reflecting components arranged on a light-emitting side of the light-emitting elements, an orthographical projection of the photosensitive detecting elements on the first substrate is in an orthographical projection of the light-emitting elements on the first substrate; and the elastic light-reflecting components is configured to be deformed by pressing so that areas of orthographical projection thereof on the first substrate become larger to thereby change an amount of light emitted by the light-emitting elements, and reflected by the elastic light-reflecting components to the photosensitive detecting elements.

Display panel, display device, and pressure detecting method

The present disclosure provide a gas monitoring device, a gas monitoring system, a gas monitoring method, a cabinet, and a computer readable storage medium. The gas monitoring device includes: a tubular housing, a light transmission module arranged at one end of the tubular housing, and a gas detecting module arranged at the other end of the tubular housing, in which a first end surface of the light transmission module, a second end surface of the gas detecting module and the tubular housing form a cavity, and the first end surface and the second end surface are parallel to each other; the light transmission module is configured to input incident light to the cavity, and the gas detecting module is configured to adjust a distance between the second end surface and the first end surface according to a concentration of the gas to be detected.

Gas monitoring device, gas monitoring system, gas monitoring method, cabinet and computer readable storage medium

The present application provides a driving method of a display panel, a computer storage medium, a compensation circuit, and a display device. The display panel includes a plurality of sub-pixels, each of the plurality of sub-pixels including a pixel electrode and a common electrode, the driving method including: determining a data signal to be provided to the pixel electrode of each of the plurality of sub-pixels according to an image to be displayed by the display panel; calculating a compensation data signal to be provided to the pixel electrode of each of the plurality of sub-pixels according to the data signal; and providing the data signal and the compensation data signal simultaneously to the pixel electrode of each of the plurality of sub-pixels.

Driving method of display panel, computer storage medium, compensation circuit, and display device

The present invention relates to the technical field of well drilling, and discloses a plugging agent for temperature-resistant calcium-resistant water-based drilling fluid used in oil and gas reservoir protection, a drilling fluid, and uses of the plugging agent and the drilling fluid. The plugging agent for temperature-resistant calcium-resistant water-based drilling fluid used in oil and gas reservoir protection contains acrylamide-diallyldimethylammonium chloride copolymer modified graphene, wherein in the acrylamide-diallyldimethylammonium chloride copolymer, a molar ratio of structural units provided by acrylamide to structural units provided by diallyldimethylammonium chloride is 1:5-15, and the number-average molecular weight of the acrylamide-diallyldimethylammonium chloride copolymer is 15,000-30,000. The water-based drilling fluid described in the present invention is especially applicable to well drilling in deep salt-gypsum formations, and can exhibit good filtrate reducing, plugging, temperature-resistant, anti-collapsing, and reservoir protection performance.

Plugging agent for temperature-resistant calcium-resistant water-based drilling fluid used in oil and gas reservoir protection, drilling fluid, and uses thereof

A display module and a display device are disclosed. The display module includes a backlight module and a display panel, a FPC bare electrode for conducting static electricity is disposed on the backlight module. The display module further includes an electrically conductive wire and an electrically conductive component, wherein the electrically conductive wire is disposed between the backlight module and the display panel; the electrically conductive component is disposed between the display panel and the FPC bare electrode and configured for electrically connecting the electrically conductive wire to the FPC bare electrode. The above display module has better ESD performance.

Display module and display device

Growing community of inventors

Beijing, China

Lulu Li