Xiaomi Inc.

Mediatek Corporation

Baidu Online Network Technology (beijing) Co., Ltd.

Chinese Academy of Sciences

Beijing Didi Infinity Technology and Development Co., Ltd.

Huawei Technologies Co., Limited

Boe Technology Group Co., Ltd.

Beijing Xiaomi Mobile Software Co., Ltd.

Ordos Yuansheng Optoelectronics Co., Ltd.

Beijing Baidu Netcom Science and Technology Co., Ltd.

Beijing 7invensun Technology Co., Ltd.

Beijing Xiaomi Mobile Software Co., Ltd. Nanjing Branch

Lin Liu

Jian-Liang Lin

Wenhao Li

Zhaowu Liu

Jianguo Wang

Chen Wang

Peng Chen

Tao Yang

Wei Song

Ling Tong

Xiang He

Bo Liu

Lei Zhang

Peng Wang

Tao N Zhang

Hung-Chih Lin

Jing Min Xu

Wei Zhao

Guosheng Li

Wei Lu

Yong Wang

Dengkui Zhu

Wei Lin

Dan Zhu

Anyu Liu

Hui Du

Jian Ouyang

Zhen Chen

Shen-Kai Chang

Wei Qi

Xuan Zhang

Ya-Hsuan Lee

Tongbing Huang

Yaxia Yin

Xiaolong Chen

Qing Xu

Ling Zhu

Yuguo Guo

Qiuping Qin

Xiaodong Chen

Hongxia Yang

Xie Li

Chao Guan

Yang Jiao

Wei Wang

Yanfeng Zhu

Tianyu Xu

Tao Zhang

Xiaoxue Zhang

Sheng Yen Lin

Wenyuan Zhou

Yujia Sun

Yaorong Liu

Yonghong Zhang

Jingmin Feng

Zenghong Li

Cheng Lyu

Yanjiong Wang

Ning Ma

Sheng-Yen Lin

Jiacheng Guo

Chuan Gao

Haipo Zhang

Wenjun Chen

Shan Jiang

Tihui Zhang

Feng Ren

Shanyu Wang

Linchan Qin

Yueran Dang

Xu Liang

Qi Ge

Liang Yin

Lian Zhao

Yulei Qian

Zhipeng Jin

Yabo Fan

Qiaohua Wang

Lei Shen

Yunzheng Liu

Lijun Wan

Chiaho Pan

Biao Ma

Siyu Jin

Jing Xu

Cunchao Wei

Sungho Kim

Qiankun Lu

The invention relates to the technical field of grating interferometry, in particular to a Littrow grating interferometry device and a use thereof. The device comprises: a two-frequency orthogonal polarization light source, a polarizing beam splitting prism, a reflection assembly, a detector, and a first diffraction grating and a second diffraction grating having identical parameters. The output light of the two-frequency orthogonal polarization light source is split by the polarizing beam splitting prism into horizontally polarizing measuring light which is transmitted and vertically polarizing measuring light which is reflected. The two beams of measuring light undergo diffraction twice between the first diffraction grating and the second diffraction grating, and finally the two beams of measuring light interfere with each other and are incident on the detector. Grating displacement is calculated according to the interference pattern. The invention achieves secondary diffraction under Littrow incidence, and improves the precision of displacement measurement.

Littrow grating interferometry device and use thereof

This application discloses an application information display method and a related device. The method includes: An electronic device detects an update event of application information of a first application, and in response to the update event, the electronic device determines whether the first application is locked by an application lock, where the application information may be a widget or a notification message; and the electronic device displays a locking view over the application message after determining that the first application is locked by the application lock.

Application information display method and related device

A bidirectional Littrow two-degree-of-freedom grating interference measurement device based on double gratings includes a transmission two-dimensional grating and a reflection two-dimensional grating. A dual-frequency laser emitted by a light source passes through the transmission two-dimensional grating with a specific grating pitch to form four beams in X direction and Y direction, the four beams are incident on the reflection two-dimensional grating at a Littrow angle, and the four beams diffracted by the reflection two-dimensional grating return to the transmission two-dimensional grating in an incidence direction along the same path; different orders of transmission light of the four beams of light in different directions may form stable interference signals carrying displacement information, and the stable interference signals are received by a detector.

Bidirectional Littrow two-degree-of-freedom grating interference measurement device based on double gratings

Disclosed are a grating displacement measurement device and a grating displacement measurement method using a double-layer floating reading head, a medium, and an apparatus. A first measurement grating group is arranged on two first side edges of a substrate working surface, and a second measurement grating group is symmetrically arranged on both sides of a first reference line and close to a light-through member. A reading component is provided between a first measurement grating and a second measurement grating arranged on the same side, and each reading component is used to collect a first position information of the first measurement grating and a second position information of the second measurement grating. In the technical solutions, by using multi-channel position information output by two reading components in combination with a displacement solution algorithm.

Grating displacement measurement device and method using double-layer floating reading head, medium, and apparatus

A method and an apparatus for generating an image are provided. The method includes: acquiring a screenshot of a webpage preloaded by a terminal as a source image; recognizing connection areas in the source image, and generating first circumscribed rectangular frames outside outlines of the connection areas; combining, in response to determining that a distance between the connection areas is smaller than a preset distance threshold, the connection areas, and generating a second circumscribed rectangular frame outside outlines of the combined connection areas; and generating, based on a nested relationship between the first circumscribed rectangular frames and the second circumscribed rectangular frames and pictures in the first circumscribed rectangular frames, a target image. The first circumscribed rectangular frames and the second circumscribed rectangular frame are respectively generated by recognizing and combining the connection areas in the source image.

Method and apparatus for generating image of webpage content

The disclosure relates to an image processing method. The method may include: obtaining an image frame obtained through photographing and performing background separation on the image frame to obtain a subject frame and a background frame; obtaining a plurality of target background frames based on the background frame, in which the plurality of target background frames contain the same background content, and sizes of the background content in the plurality of target background frames are inconsistent; and synthesizing a target subject frame and the plurality of target background frames respectively to obtain a plurality of target image frames, and encoding the plurality of obtained target image frames into a video file, in which the target subject frame is one frame of an image in the subject frame.

Image processing method and apparatus, electronic device, and storage medium

Provided are a method and device for image processing, a terminal device and a storage medium. The method includes: a high-brightness region is determined based on brightness of pixels in a first image, the brightness of the pixels in the high-brightness region being higher than the brightness of the pixels around the high-brightness region; a diffraction region in the first image is determined based on the high-brightness region, the diffraction region being an image region around the high-brightness region; and brightness of the diffraction region is reduced to obtain a second image. Through the method, after the brightness of the diffraction region is reduced, an overlap image formed by diffraction is alleviated, and the image is more real.

Method and device for image processing, terminal device and storage medium

Method and apparatus of coding pictures containing one or more virtual boundaries, such as 360-degree virtual reality (VR360) video are disclosed. According to this method, a reconstructed filtered unit associated with a loop filter for a current reconstructed pixel is received. The loop filtering process associated with the loop filter is applied to the current reconstructed pixel to generate a filtered reconstructed pixel, where if the loop filtering process for the current reconstructed pixel is across a virtual boundary of the picture, the loop filtering process is disabled when fixed-size loop filtering is used or a smaller-size loop filter is selected when adaptive-size loop filtering is used for the current reconstructed pixel, where the filtered reconstructed pixel is the same as the current reconstructed pixel when the loop filtering process is disabled. The filtered reconstructed pixel is the same as the current reconstructed pixel.

Method and apparatus of in-loop filtering for virtual boundaries

The present invention provides a three-dimensional current collector used in a metal secondary battery and the preparation method of said current collector. Said current collector is a three-dimensional porous hollow carbon fiber current collector which has both porous structure and hollow structure and is used to load metal anode, so that lithium dendrites growth can be suppressed and the Coulombic efficiency can be improved. Said current collector is intertwined by micrometer-sized hollow carbon fibers with the diameter of 1 to 50 &#x3bc;m, the wall thick of 0.5 to 6 &#x3bc;m, and the pore volume of 0.005 to 0.05 cmcm.

Three-dimensional current collector for metal secondary battery anode, its preparation and application

The present application relates to a field of smart searching technology, and provides a method and an apparatus for searching a multimedia content, a device, and a storage medium. The method includes: acquiring a query vector of query information; determining, from a search library, a first category matching the query vector, wherein the search library comprises a plurality of categories, each of the categories comprises a plurality of vectors, and each of the vectors is associated with a corresponding multimedia content; and inquiring, in the first category, a target vector matching the query vector, and acquiring the multimedia content corresponding to the target vector.

Method and apparatus for searching multimedia content device, and storage medium

A pair of smart glasses includes: a frame, a display assembly, an adjustable camera assembly (), a sensor assembly, and a micro-controller (). The frame includes a first side frame, a main frame () and a second side frame () connected in sequence. The main frame is supported in front of the eyes of the wearable device user. The display assembly is fixed on the main frame, and is connected to the micro-controller. The adjustable camera assembly is arranged on the main frame, and is connected to the micro-controller. The sensor assembly is arranged inside the frame, and is connected to the micro-controller. The micro-controller is arranged inside the frame.

Smart glasses, method and device for tracking eyeball trajectory, and storage medium

Methods and apparatus of coding a video sequence, wherein pictures from the video sequence contain one or more discontinuous edges are disclosed. The loop filtering process associated with the loop filter is then applied to the current reconstructed pixel to generate a filtered reconstructed pixel, where if the loop filtering process is across a virtual boundary of the current picture, one or more alternative reference pixels are used to replace unexpected reference pixels located in a different side of the virtual boundary from the current reconstructed pixel, and said one or more alternative reference pixels are generated from second reconstructed pixels in a same side of the virtual boundary as the current reconstructed pixel. According to another method, reference pixels are derived from spherical neighbouring reference pixels for the loop filtering process.

Method and apparatus of in-loop filtering for virtual boundaries in video coding

Method and apparatus of coding a video sequence are disclosed. According to this method, a first syntax is signalled in or parsed from a bitstream, where the first syntax indicates whether a loop filtering process is disabled for one or more virtual boundaries in a corresponding region. A reconstructed filter unit in a current picture is received, wherein the reconstructed filter unit is associated with the loop filter and the reconstructed filter unit comprises reconstructed pixels for applying a loop filtering process associated with the loop filter to a current reconstructed pixel. When the first syntax is true, the loop filter processing is disabled when the reconstructed filter unit is across said one or more virtual boundaries in the corresponding region. When the first syntax is false, the loop filter processing is not disabled when the reconstructed filter unit is across the virtual boundary.

The present application discloses a data processing method and apparatus. A specific implementation of the method includes: receiving floating point data sent from an electronic device; converting the received floating point data into fixed point data according to a data length and a value range of the received floating point data; performing calculation on the obtained fixed point data according to a preset algorithm to obtain result data in a fixed point form; and converting the obtained result data in the fixed point form into result data in a floating point form and sending the result data in the floating point form to the electronic device. This implementation improves the data processing efficiency.

Data processing method and apparatus

A display method and apparatus are disclosed. The method includes: joining, by a first device, a device group, where the device group includes N devices, any two devices in the N devices can communicate with each other, and N&#x2265;2; receiving, by the first device, a first selection operation entered by a user, where the first selection operation is used to trigger the first device to communicate with a second device in the device group; sending, by the first device, a first screen projection request to the second device in response to the first selection operation, where the first screen projection request is used to request to project a display interface of the second device onto a display screen of the first device; receiving display data in the display interface of the second device that is sent by the second device; and displaying based on the display data.

Display method and apparatus

Growing community of inventors

Beijing, China

Lin Liu