Sony Corporation

China Petroleum & Chemical Corporation

Beijing Research Institute of Chemical Industry, China Petroleum & Chemical Corporation

Boe Technology Group Co., Ltd.

Sony Group Corporation

Chinese Academy of Sciences

Beijing Xiaomi Mobile Software Co., Ltd.

Chinese Academy of Medical Sciences

China General Nuclear Power Corporation

China Techenergy Co., Ltd

Zhihui Zhang

Yuexiang Liu

Xianzhi Xia

Ji Dong Li

Ming Wang

Li Wang

Weili Li

Renqi Peng

Ping Gao

Jigui Zhang

Suzhen Qiao

Jing Yan Ma

Haitao Liu

Xiaoxia Cai

Jin Zhao

Mingzhi Gao

Yang Tan

Changxiu Li

Jianhua Chen

Jixing Ma

Xing Fan

Jing Li

Ying Li

Hao Gao

Yan Fan

Xiaofan Zhang

Tianyi Zhang

Xianzhong Li

Yongtai Ling

Chi Zhang

Xu Liang Li

Penghao Gu

Xiaobo Du

Li Song

Jie Lin

Chen Yang

Ruilin Duan

Changyou Ma

Jianjun Hu

Xinsheng Wang

Linna Yang

Weibin Shi

Futang Gao

Zhihong Li

Anjun Deng

Maoping Yin

Hailin Qin

Shu Jing

Wenjie Wang

Huameng Liu

Jing Ma

Lianqiu Wu

Guilin Yang

Silu Chen

Jianhui He

Li Yang

Jinqian Yu

Mingshu Hu

Haijing Zhang

Huachen Song

Xiaonan Tang

Guohao Yang

Yuqing Gu

Kuo Shen

Qingying Chen

Hongyu Wan

Jingbo Luo

Ye Tang

Min Qi

Guojin Jiang

Baohua Ren

Weiqing Gu

Jianxin Ma

An organic light-emitting device, a manufacturing method and a display device are provided. The organic light-emitting device includes: a first electrode and a second electrode that are arranged oppositely; at least two light-emitting layers located between the first electrode and the second electrode, the at least two light-emitting layers include a first light-emitting layer and a second light-emitting layer that are stacked alternately. The first light-emitting layer is a blue light-emitting layer, the first light-emitting layer is doped with a first dopant material, and the second light-emitting layer is doped with a second dopant material. The first dopant material includes a blue light-emitting material with triplet-triplet annihilation effect, and the triplet energy level of the first dopant material is higher than the triplet energy level of the second dopant material.

Organic light-emitting device, a manufacturing method and display device

A robot calibration method based on pose constraint and force sensing includes the following steps: establishing a kinematic model, a geometric error model, and a non-geometric error model; installing an end calibration device to an end of a robot, and installing to the geometric constraint device into a working space of the robot; dragging the robot, constraining various calibration spheres of the end calibration device into various V-shaped grooves on the geometric constraint device to achieve pose constraint; then dragging the calibration spheres to V-shaped grooves on different surfaces, and calibrating a geometric parameter error of the robot using a deviation between a nominal end pose measured twice and an actual value; reading an end force by a force sensor to calibrate the non-geometric error model; identifying kinematic model parameters of a corresponding robot; and compensating an identified kinematic model parameter error to a controller of the robot.

Robot calibration method based on pose constraint and force sensing

An organic light emitting device, a preparation method therefor, and a display apparatus are provided. The organic light emitting device includes an anode, a cathode, and a light emitting layer and an electron transport layer arranged between the anode and the cathode. The electron transport layer is arranged between the light emitting layer and the cathode. The electron transport layer includes a first host material and a second host material. A mixing ratio of the first host material to the second host material of one side of the electron transport layer close to the light emitting layer is different from a mixing ratio of the first host material to the second host material of one side of the electron transport layer away from the light emitting layer.

Organic light emitting device, preparation method therefor, and display apparatus

A shooting method, performed by an electronic device, the electronic device includes an operating system and is provided with a functional camera, an application layer of the electronic device is provided with a third-party application, and the shooting method includes: in response to a shooting operation on a shooting interface of the third-party application, sending a data processing request to a framework layer of the operating system by the third-party application, the data processing request being a request for indicating to process initial image data collected by the functional camera; sending the data processing request to a hardware abstraction layer of the operating system by the framework layer; and processing the initial image data by the hardware abstraction layer in response to the data processing request to obtain target image data, and sending the target image data to the third-party application by the hardware abstraction layer.

Shooting method and device and storage medium

An information processing device according to one embodiment of the present disclosure comprises a processor. The processor is configured to generate a distributed component aimed at a three dimensional printing task. The distributed component is used for controlling, independent of the information processing device, execution of the three dimensional printing task after establishing a connection with a user equipment, and comprises decryption information of three dimensional model data used for the three dimensional printing task. The processor is further configured to control the arrangement of the distributed component to the user equipment.

Information processing device, information processing method, and distributed component

Provided are a light-emitting device and a manufacturing method thereof, a display panel and a display device. The light-emitting device includes a plurality of light-emitting units including a first, a second, and a third light-emitting unit. Each light-emitting unit includes a micro-cavity structure including an anode, a hole transport layer, a functional layer, and a cathode. The functional layer of the first light-emitting unit includes a first light-emitting layer, a first buffer layer between the first light-emitting layer and the hole transport layer of the first light-emitting unit, and a second buffer layer between the first buffer layer and the first light-emitting layer. The material of the second buffer layer is different from that of the first buffer layer, the second buffer layer has a physical thickness less than or equal to 30 nanometers and an optical thickness less than or equal to 60 nanometers.

Light-emitting device and manufacturing method thereof, display panel and display device

An 8-dihalomethyl berberine-type quaternary ammonium salt compound represented by general formula (I) or (II) and an application thereof in preparing a drug. The compound shows hydrophilicity and has antimicrobial, anti-inflammatory, anti-ulcerative colitis, and antitumor activities, while having no or low toxicity.

Hydrophilic berberine-type derivative and application thereof in preparing drug

Embodiments of the disclosure provide a display panel and a display device. The display panel includes a substrate, a plurality of light emitting elements and at least one transmissive-reflective module, where the light emitting elements are arranged on the substrate; each of the light emitting elements includes a first electrode, a light emitting functional layer and a second electrode arranged along a direction vertical to the substrate and away from the substrate; the at least one transmissive-reflective module is arranged on a side, close to the substrate, of the first electrode of at least one of the light emitting elements, and/or on a side, away from the substrate, of the second electrode of at least one of the light emitting elements; the transmissive-reflective module is configured to switch between a transmissive state and a reflective state.

Display panel and display device

There is disclosed a blockchain-based system, and an electronic apparatus and a method in the system. The electronic apparatus at a control node end includes a processor configured to: verify, in response to an ownership declaration for a new object that is first introduced from a to-be-verified node in the system, the ownership declaration; and sign, in a case that the verification is successful, the ownership declaration to be returned to the to-be-verified node, so that the signed ownership declaration is verified by other nodes in the system and a record regarding the ownership declaration is added to the blockchain. According to the embodiment of the disclosure, it is possible to verify the newly introduced object in the blockchain-based system without binding with a cipher coin, while maintaining a peer-to-peer architecture of the blockchain-based system.

Blockchain-based system, and electronic apparatus and method in the system

Disclosed is a catalyst component for olefin polymerization. The catalyst component comprises magnesium, titanium, halogen and an internal electron donor. The internal electron donor includes an imine compound with a ketone group as shown in Formula I. Disclosed further is a method of preparing the catalyst component, and a catalyst for olefin polymerization containing the catalyst component. When the catalyst is used in olefin polymerization reaction especially propene polymerization reaction, the catalyst has a high activity and a long term activity and good hydrogen response, and the obtained polymer has characteristics of an adjustable isotactic index and a relatively wide molecular weight distribution. 

Catalyst component for olefin polymerization, catalyst, and use thereof

A method for authorizing access includes generating a public identity parameter and a private identity parameter for each server, and using the public identity parameter of a first server indicated by a first credential from a resource owner to perform identity encryption on the first credential and a first random parameter so as to generate and transmit a first request message to the first server. The private identity parameter is used to decrypt the first request message. The public identity parameter of a second server indicates by the second credential to perform identity encryption on the second credential and a second random parameter so as to generate and transmit a second request message. The second server uses the private identity parameter to perform decryption on the second request message, and the method determines, according to the decrypted second credential, a resource to be provided to the client.

Method for authorizing access and apparatus using the method

An information processing apparatus includes one or more processors to acquire a shape characteristic of a target entity; determine similarity between the shape characteristic of the target entity and a shape characteristic of a three-dimensional model; acquire a material characteristic of a material in a designated region of the target entity where the shape characteristic of the target entity matches with the predetermined shape characteristic; and determine an extent to which the acquired material characteristic matches a predetermined material characteristic based upon a magnitude of differences between the acquired material characteristic and the predetermined material characteristic. The predetermined material characteristic is correlated with the designated region of the three-dimensional model The apparatus determines that the target entity is one of a genuine copy and a pirated copy based on the determined extent to which the acquired material characteristic of the target entity matches the predetermined material characteristic.

Information processing apparatus and information processing method

Disclosed are an information processing device, information processing method, and a distributed component. The information processing device according to one embodiment comprises one or more processors. The processor is configured to generate a distributed component aimed at a three dimensional printing task. The distributed component is used for controlling, independent of the information processing device, execution of the three dimensional printing task after establishing a connection with a user equipment, and comprises decryption information of three dimensional model data used for the three dimensional printing task. The processor is further configured to control the arrangement of the distributed component to the user equipment.

An electronic apparatus, a method for an electronic apparatus and an information processing system are provided. The electronic apparatus includes a processing circuit configured to: generate a request to be confirmed which is to be sent to other nodes in a network, the request to be confirmed including an electronic signature of the present node; acquire responses to the request to be confirmed which are from the other nodes, the response including an electronic signature of a corresponding node; and generate, based on the request to be confirmed, the acquired response and an existing block chain, a new block.

Electronic apparatus, method for electronic apparatus and information processing system

Growing community of inventors

Beijing, China

Zhihui Zhang