Beijing Boe Optoelectronics Technology Co., Ltd.

Boe Technology Group Co., Ltd.

Beijing Boe Technology Development Co., Ltd.

Boe Technology Groupco., Ltd.

Beijing Boe Display Technology Co., Ltd.

Boe (hebei) Mobile Display Technology Co., Ltd.

China National Petroleum Corporation

Cnpc Engineering Technology R&d Company Limited

Hitachi Energy Ltd

Boe Mled Technology Co., Ltd.

Beijing Huamei Inc Cnpc

Lili Chen

Hao Zhang

Jinghua Miao

Wenyu Li

Chenru Wang

Jiankang Sun

Yukun Sun

Ruijun Dong

Xuefeng Wang

Minglei Chu

Qingwen Fan

Bin Zhao

Xi Li

Yali Liu

Guixin Yan

Jianwen Suo

Jinbao Peng

Zhanshan Ma

Ziqiang Guo

Yachong Xue

Yaoyu Lv

Huidong He

Zhifu Li

Lixin Wang

Wenhong Tian

Shuo Zhang

Xue Dong

Hongzhen Xue

Yuanjie Lu

Jian Qiao Sun

Yakun Wang

Xuebing Zhang

Fuqiang Ma

Ke Zhao Li

Peng Han

Ruifeng Qin

Gang Li

Yulong Wu

Zehua Dong

Dong Chen

Haiwei Sun

Chenxi Zhao

Ke Li

Zhiyu Sun

Yu Lei

Xinjian Liu

Wei Sun

Feng Zi

Feng Pan

Xiangjun Peng

Jiarong Bai

Jiyang Shao

Na Han

Menglei Zhang

Binhua Sun

Bingxin Liu

Yuhong Liu

Haoran Jing

Guangquan Wang

Zhihua Ji

Yanqiu Zhao

Chao Zheng

Ming Jin Chen

Lin Lin

Xiurong Wang

Yadong Ding

Feng Qu

Ming Xu

Lu Yu

Wei Liu

Tiankuo Shi

Xiaomang Zhang

Haitao Huang

Chi Zhang

Yong Ma

Yinwei Chen

Mubing Li

Zhihui Zeng

Yongzhong Zhang

Hua Zhang

Yan Li

Qian Wang

Lingyun Shi

Hui Zhao

Rui Liu

Hong Li

Xin Duan

Feng Gao

Hong Zhu

Jingtao Xu

Lin Zhang

Shuai Liu

Yanhui Xi

Wei Li

Yifan Hou

Jigang Sun

Yifang Chu

Junjie Ma

Shaolei Zong

Yilang Sun

Provided in the present disclosure are a driving method for a liquid crystal grating, and a display apparatus and a display method for a display apparatus. The driving method for a liquid crystal grating comprises: determining the real-time position of the center of a pupil; according to the real-time position, and a pre-established correspondence between the position of the center of the pupil and the position of a light-transmitting region in a liquid crystal grating, determining the position of the light-transmitting region in the liquid crystal grating that corresponds to the real-time position; and driving the liquid crystal grating, such that the liquid crystal grating only transmits light at the position of the light-transmitting region that corresponds to the real-time position.

Driving method for liquid crystal grating, and display apparatus and display method for display apparatus

Provided is a method for processing video data. The method includes: acquiring a second outline of at least one object in an (n+1)image frame of a to-be-compressed video data group based on a fuzzy algorithm; determining a motion vector of the at least one object according to the second outline and a first outline of the at least one object in an nimage frame of the to-be-compressed video data group; acquiring compressed video data according to the motion vector and a start image frame of to-be-compressed video data; and sending the compressed video data to an apparatus for displaying images.

Method, apparatus, and device for processing video data and computer storage medium

Provided is a near-eye display apparatus, comprising: a first display (), used for displaying a first image, entering a beam splitter () by means of a first imaging lens (); a second display (), used for displaying a second image, entering the beam splitter () by means of a second imaging lens (), the beam splitter () being used for transmitting the imaging light beam of the first imaging lens () and reflecting the imaging light beam of the second imaging lens (); a waveguide plate (), located on the light exit path of the beam splitter (), and used for receiving outgoing light from the beam splitter () and transmitting same; the waveguide plate () is internally provided with a light-taking component (), the light-taking component () being used for reflecting the imaging light beam transmitted in the waveguide plate () toward a position where a human eye is located. The image distances of the first imaging lens () and the second imaging lens () are different, thus it is possible to display the first image and the second image on two image planes, and, by means of adjusting the human eye, when observing an image of an image plane the image of the other image plane is blurry, which is consistent with a sensation of viewing an actual scene, thus eliminating vergence-accommodation conflict.

Near-eye display apparatus

Display control apparatus, display control method and display device are provided, belonging to the field of displaying. The apparatus includes: Mini ISP module configured to obtain original image data of camera sensing component in real time, to obtain first image data by performing lens correction, defective pixel correction, noise filtering and format conversion on the original image data; compensation ISP module, configured to obtain second image data by performing lens correction, defective pixel correction, noise filtering, format conversion and first processing on the original image data; display control module, configured to process the first image data to obtain image data for displaying before receiving the second image data, to process the second image data to obtain image data for displaying after receiving the second image data and to control display screen to display according to the image data for displaying. The delay in image data transmission can be reduced.

Display control apparatus, display control method and display device

Provided in the present disclosure are a display apparatus, an image signal processing apparatus, a collection apparatus and a display system. The display apparatus includes: a plurality of pixels, which are arranged in an array; a plurality of scan lines, which are respectively coupled to the plurality of pixels and extend in a row direction; a plurality of data lines, which are respectively coupled to the plurality of pixels and extend in the row direction; a plurality of control lines, which are respectively coupled to the plurality of pixels and extend in a column direction; a data bus, which is coupled to the data lines; a plurality of first switch circuits, which correspond to one data line; and a plurality of second switch circuits, which correspond to the pixels.

Display apparatus, image signal processing apparatus, collection apparatus and display system

Provided in the present disclosure are an image processing system, a cloud serving end, and a method. The image processing system comprises: a local end comprising at least one display terminal, a cloud serving end, and a remote end comprising a plurality of image collection units, each display terminal is configured to send a data request to the cloud serving end; the cloud serving end is configured to: receive the data request; determine a target application scenario from a plurality of application scenarios of the display terminal; determine a target image collection unit from the plurality of image collection units; process, according to a target image processing algorithm corresponding to the target application scenario and the target image collection unit, raw image data collected by the target image collected unit; send the processed image data to the display terminal, such that the display terminal displays the processed image data.

Image processing system, cloud serving end, and method

An optical displaying system includes a display screen; a first light splitting unit, wherein a light ray emitted by the display screen is converted into a first-type polarized light or a second-type polarized light after passing through the first light splitting unit; an imaging unit, wherein a light ray exiting from the first light splitting unit forms an enlarged image corresponding to a first focal length after passing through the imaging unit; a second light splitting unit; a first optical-path unit, wherein the first-type polarized light transmitted from the second light splitting unit forms an enlarged image corresponding to a second focal length, and is converted into the second-type polarized light, after passing through the first optical-path unit; and a second optical-path unit, wherein the second-type polarized light reflected from the second light splitting unit is converted into the first-type polarized light after passing through the second optical-path unit.

Optical displaying system, displaying device and method for controlling optical displaying system

An optical system has an optical axis, and includes a positive focal power lens, a negative focal power lens and a display. The positive focal power lens includes a first convex surface away from the display and a second convex surface proximate to the display. The negative focal power lens includes a third convex surface away from the display and a fourth concave surface proximate to the display. For a refractive index of the positive focal power lens and a refractive index of the negative focal power lens, one is greater than another, and a greater refractive index is a first refractive index, a smaller refractive index is a second refractive index, the first refractive index is greater than 1.7, the second refractive index is greater than 1.5, and a ratio of the first refractive index to the second refractive index is less than or equal to 2.

Optical system and VR display device

A near-eye display device, including: a display screen () used for image display; an imaging lens () located at a light emission side of the display screen () and used for imaging a displayed image of the display screen (); a flat plate () located on the side of the imaging lens () facing away from the display screen () and obliquely arranged relative to the optical axis of the imaging lens (); a phase retardation layer () located on the side of the flat plate () facing the imaging lens (); a polarization beam-splitting layer () located between the phase retardation layer () and the flat plate (); a polarizing layer () located between the polarization splitting layer () and the flat plate (); and a curved mirror ().

Near-eye display device

The present disclosure relates to the technical field of oil and gas field exploitation, in particular to an early strength material suitable for a cement slurry system, a cement slurry composition, a cement slurry system, a preparation method therefor and the use thereof. The early strength material contains an aluminum salt, a sodium salt, crystal whiskers, an inorganic mineral and dispersing agent I, wherein the weight ratio of the aluminum salt, the sodium salt, the crystal whiskers, the inorganic mineral and dispersing agent I is (1-3):(1-3):(1-4):(1-8):1. The early strength material provided by the present invention has both high-temperature retarding performance and low-temperature early strength performance; meanwhile, while satisfying well cementing, the cement slurry system prepared from the cement slurry composition containing the early strength material can prolong thickening time of cement slurry under a high-temperature condition, can prevent ultra-retarding of top cement slurry under a low-temperature condition and has increased early strength.

Cement slurry system, preparation method therefor and use thereof

Embodiments of present disclosure relate to a capacitor assembly and a dry-type capacitor. The capacitor assembly includes: a first layer of capacitor elements; a second layer of capacitor elements, wherein the first layer of capacitor elements is stacked on the second layer of capacitor elements; a first busbar comprising a first conductive plate provided with a plurality of holes, wherein the first conductive plate is electrically coupled to the capacitor elements of the first layer via a plurality of connecting elements arranged at the respective holes of the first conductive plate; and a second busbar electrically coupled to the first busbar and including a second conductive plate provided with a plurality of holes, wherein the second conductive plate is electrically coupled to the capacitor elements of the second layer via a plurality of connecting elements arranged at the respective holes of the second conductive plate.

Capacitor assembly and dry-type capacitor

A head-up display system and a display apparatus are provided in this disclosure, which relates to a technical field of displaying. The head-up display system includes a display unit; a light splitting unit provided on a light emitting side of the display unit and configured to transmit a first linearly polarized light and block a second linearly polarized light, light emitted by the display unit being converted into the first linearly polarized light after passing through the light splitting unit; a light-transmitting substrate; a first imaging unit provided on an optical path from the light splitting unit to the light-transmitting substrate and configured to be able to transmit and reflect the first linearly polarized light; and a second imaging unit provided on a side of the light-transmitting substrate away from the first imaging unit, and configured to reflect the first linearly polarized light transmitted through the light-transmitting substrate.

Head-up display system, display apparatus and driving apparatus

A head up display system, including: a display screen used for displaying an image; an imaging lens arranged on a light exit side of the display screen and used for imaging an image displayed on the display screen; and a curved reflecting mirror arranged on the side of the imaging lens facing away from the display screen and used for receiving imaging light of the imaging lens and reflecting said light to the position where human eyes are located. Relative positions of the display screen and the imaging lens are fixed, and the imaging lens and the curved reflecting mirror adopt a separate structure.

Head up display system

The present invention relates to a picture display method. In the present invention, a target database for storing at least one candidate three-dimensional model and a feature matrix corresponding to each candidate three-dimensional model is created, wherein the candidate three-dimensional model is obtained on the basis of performing incomplete-part completion and/or color restoration on an initial three-dimensional model obtained by means of scanning by a picture scanning device. Therefore, after a picture including a target object is collected and a target feature matrix of the target object is determined on the basis of the picture including the target object, a target three-dimensional model, which matches the target object and has been subjected to incomplete part completion and/or color restoration, can be acquired from the target database on the basis of the target feature matrix of the target object, so as to display the target three-dimensional model.

Picture display method and apparatus, and device and medium

Provided are a device and a method for eliminating a stray light of a Fresnel lens and an optical apparatus. The device for eliminating a stray light of a Fresnel lens includes: at least one Fresnel lens body, wherein each Fresnel lens body has a flat surface and a concave-convex surface that are arranged oppositely, the concave-convex surface is provided with a plurality of optical parts, and each of the optical parts is provided with an optically working surface and an optically invalid surface; and at least one electro-barrier provided with a plurality of pixels arranged in an array, wherein the plurality of pixels are controllable to be turned on or off by an electrical signal to form a blocking region, and the blocking region is configured to block the optically invalid surface.

Device and method for eliminating stray light of Fresnel lens, and optical apparatus

Growing community of inventors

Beijing, China

Lili Chen