Huawei Technologies Co., Limited

Other

Xi'an Yep Telecommunication Technology, Ltd.

University of Electronic Science and Technology of China

Southwest Petroleum University

Dongguan Jinconn New Material Co., Ltd.

Sichuan University

Southwest Jiaotong University

China National Petroleum Corporation

Dongguan Pan American Electronics Co., Ltd.

Cnpc Engineering Technology R&d Company Limited

Chengdu Sprouting Technology Co., Ltd.

Institute of Nuclear Physics and Chemistry, China Academy of Engineering Physics

Chengdu Tianchuang Bio-Tech Co., Ltd.

Chengdu Yizhi Technology Co., Ltd.

Wei Li

Zhiguo Zhang

Qingyou Liu

Yadong Jiang

Quanming Li

Song Chen

Guo Yang

Liang Chen

Nan Zhang

Xiangyang Liu

Guotong Zheng

Licai Wang

Zhanxian Gao

Qingxin Dong

Riping Liu

Xiaohuan Wang

Jingzhuang Wang

Shimian Cai

Lili Chen

Ming Xu

Hang Li

Jun Zhang

Wei Liu

Hui Li

Ke Xu

Tao Huang

Chi Zhang

Jianliang Wang

Yiling Wu

Yong Ma

Xiao Tan

Xue Jiang

Jing Jiang

Peng Yi

Hua Zhang

Jiangxing Wu

Han Wang

Xiaoyun Zeng

Jun Hu

Jianhua Guo

Chunjun Ma

Xingming Wang

Longke He

Rui Zheng

Yongjin Yu

Jianzhou Jin

Deen Gu

Shuoqiong Liu

Yuchao Guo

Fengzhong Qi

Yiqiang Yu

Youzhi Zheng

Zishuai Liu

Teng Long

Wenming Shi

Yongliang Wang

Mingbo An

Yuan Zhong

Zhaohui Wang

Xiaoyan Ai

Yingwei Ai

Hong Yue

Congfeng Qu

Qihong Ling

Xu Zhu

Xiaobing Zhang

Hongfei Ji

Jie Huang

Xiaohu Liu

Xiaosong Zhu

Hongxia Wang

Xin Zhang

Zhiming Wu

Junfeng Ma

Shunping Zhang

Chengyu Li

Yunyong Zhang

Kedan Li

Huiyao An

Minqian Pu

Kaixuan Xing

Hongxiang Lei

Shihong Xiao

Xu Si

Tieshan Zhang

Chunyang Chen

Qing Tu

Baochun Chen

Fanyao Jin

Jianchuan Wu

Dengwei Li

Pengbin Zhou

Xiangdong Jiang

Dingwei Wang

Ruikang Guo

Anyuan Zhang

Zhengyu Guo

Xiang Dong

Guodong Zhao

Jimin Wang

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

A diagnostic method and system for measuring potential and electric field of plasma are provided. According to operation parameters of a magnetic confinement fusion device and relevant parameter data of a plurality of candidate particle elements, signal-noise ratios are calculated. to select a neutral beam particle element. Beam trajectories varying in incident velocity, incident angle and sampling area are obtained by iterative calculation, and a preset parameter which enables the beam trajectories to pass through an entrance slit of an analyzer is obtained. A neutral beam that meets the preset parameter is injected into the plasma. An energy of the primary beam generated by collision ionization in a sampling area is measured, and potential of the sampling area is obtained according to law of conservation of energy. Sampling areas are detected to obtain potential spatial distribution of the plasma and a radial electric field, and the diagnostic is finished.

Diagnostic method and system for measuring potential and electric field of plasma

A composite structure includes a first layer and a second layer that are stacked, the first layer is configured to connect the second layer and a flexible display, and the second layer is configured to dissipate heat. Each of the first layer and the second layer includes a first surface and a second surface opposite to each other, where the first surface of the first layer is proximate to the flexible display, and the first surface of the second layer is proximate to the second surface of the first layer. An elastic modulus of the first layer is greater than or equal to an elastic modulus of the second layer, and a coefficient of thermal conductivity of the first layer is less than or equal to a coefficient of thermal conductivity of the second layer.

Composite structure, flexible display assembly, and foldable display terminal

Explosion-proof lamp

This application provide a positioning method, including: obtaining, by a first electronic device, a first location of a second electronic device; determining a plurality of candidate locations by using the first location as a center point; selecting a plurality of candidate positioning locations from the plurality of candidate locations based on elevations and azimuths of a plurality of satellites relative to the candidate locations, grid data corresponding to the plurality of candidate locations, and signal parameters of broadcast signals received by the second electronic device from the plurality of satellites; and correcting the first location based on the plurality of candidate positioning locations, to output a corrected second location.

Positioning method and electronic device

A folding device and a heat dissipation apparatus, where the folding device includes a heat collection element, including a heat collection plate and a first shaft sleeve, where a first end of the heat collection plate is in contact with a heat source in a first folding part, and a second end of the heat collection plate is coupled to an outer wall of the first shaft sleeve, the first shaft sleeve is sleeved on a rotating shaft, and a third end of the cooling element is in contact with the rotating shaft, and a fourth end of the cooling element is in contact with a heat dissipation device in a second folding part.

Folding device and heat dissipation apparatus

The invention pertains to a graphene painting. The graphene painting comprises: a component A and a component B, the component A includes 40 to 50 parts by weight of epoxy resin, 6 to 10 parts by weight of acrylic resin, 15 to 20 parts by weight of zinc powder, 0.4 to 2 parts by weight of graphene, 2 to 5 parts by weight of dispersant, 0.5 to 4 parts by weight of coupling agent, 1 to 3 parts by weight of leveling agent, 6 to 10 parts by weight of filler, 9 to 14 parts by weight of synergist, 22 to 30 parts by weight of solvent; the component B includes 1 to 4 parts by weight of curing agent, 3 to 5 parts by weight of diluent. The graphene painting is coated on the surface of a magnet, which improves the corrosion resistance of the magnet and heat dissipation performance.

Graphene painting with anti-corrosion and heat dissipation properties

The present invention involves a graphene-containing rare earth permanent magnet material and preparation method thereof. The graphene-containing rare earth permanent magnet material, comprising: 20.6 to 23.4 weight percent of neodymium, 6.6 to 7.5 weight percent of praseodymium, 0.95 to 1.20 weight percent of boron, 0.4 to 0.6 weight percent of cobalt, 0.11 to 0.15 weight percent of copper, 2.0 to 2.4 weight percent of lanthanum, 1.7 to 2.1 weight percent of cerium, 1 to 5 weight percent of graphene, a remainder being iron. The graphene-containing rare earth permanent magnet material exhibits excellent temperature resistance, good conductivity and magnet properties even without any heavy rare earth elements like terbium or dysprosium, which dramatically reduces the cost, promotes the efficient utilization of rare earth resources and improves product quality. The preparation method within this invention is simple to realize, easy to control, cost-effective and has high production efficiency and stable product performances.

Graphene-containing rare earth permanent magnet material and preparation method thereof

A multi-transmitting multi-receiving magnetic-resonance wireless charging system for a medium-power electronic apparatus includes a magnetic-resonance transmitting module and a magnetic-resonance receiving module. The magnetic-resonance transmitting module includes a transmitting-end Bluetooth-communication and control module and at least two magnetic-resonance transmitting channels. Each magnetic-resonance transmitting channel includes a direct current/direct current (DC/DC) regulator module, a radio-frequency power amplifier source, a matching network and a magnetic-resonance transmitting antenna which are connected sequentially. The magnetic-resonance receiving module includes a receiving-end Bluetooth-communication and control module, a power synthesis and protocol module and at least two magnetic-resonance receiving channels. Each magnetic-resonance receiving channel includes a magnetic-resonance receiving antenna, a receiving-antenna matching network, a rectifier and filter module, a primary regulator and filter module and a secondary regulator and filter module which are connected sequentially. The magnetic-resonance transmitting antenna is coupled with the magnetic-resonance receiving antenna in one-to-one correspondence.

Multi-transmitting multi-receiving magnetic-resonance wireless charging system for medium-power electronic apparatus

Disclosed are a terminal verification method, an AP device, a terminal and a system, wherein the AP device is an encrypted AP device. The method comprises: receiving a connection request sent by a first terminal, wherein the connection request comprises identification information of the first terminal; querying an authorization list according to the identification information of the first terminal, wherein the authorization list includes identification information of terminals located within a preset password-free range; and returning an authorization response to the first terminal when the authorization list includes the identification information of the first terminal, wherein the authorization response is used for instructing the first terminal to establish a network connection with the AP device. The AP device does not need to verify a first terminal located within a password-free range, thereby reducing the number of first terminals that require identity verification within a WLAN coverage range, reducing the resource consumption of the identity verification for the AP device, and enabling the use of a WLAN to be more convenient.

Terminal verification method, and AP device, terminal and system

A temperature compensation method for a SAR sensor () of a terminal, and a terminal are disclosed. The terminal comprises: a temperature sensing unit (), a processor (), and an SAR sensor (); the temperature sensing unit () is configured to send a first trigger signal to the processor () in response to detecting that a temperature change amount of the SAR sensor () exceeds a preset value; the processor () is configured to send a first temperature control signal to the SAR sensor () upon receiving the first trigger signal; and the SAR sensor () is configured to activate a second-order temperature compensation of the SAR sensor () according to the first temperature control signal, and the second-order temperature compensation compensates for baseline data of the SAR sensor () together with a first-order temperature compensation of the SAR sensor (). Therefore, real-time tracking of the temperature change amount by the baseline data of the SAR sensor () can be ensured, and the problem in the terminal of false trigger of the SAR sensor () caused by drastic temperature change can be avoided.

Temperature compensation method for SAR sensor of terminal, and terminal

A heat dissipation apparatus includes a heat dissipation panel built in the electronic device. The heat dissipation panel includes a first heat conducting layer, including a first surface and a second surface. The first surface is a surface exposed to the outside when the first heat conducting layer is bent. The second surface is a surface opposite to the first surface. A first region on the first heat conducting layer is used to absorb heat released by a heat emitting component, and conduct the heat to a second region on the first heat conducting layer, to dissipate the heat. The heat dissipation panel also includes first flexible layer, including a third region. The third region adheres to a position that is on the second surface of the first heat conducting layer and that corresponds to a bending region.

Heat dissipation panel, heat dissipation apparatus, and electronic device

A communication method and a communications apparatus are provided. The communication method includes: receiving a first message from a shared channel of a plurality of network slices, where the first message includes a plurality of network IDs, and the plurality of network IDs are in a one-to-one correspondence with the plurality of network slices; selecting a target network slice from the plurality of network slices; and obtaining access configuration information of the target network slice from network configuration information, and accessing the target network slice based on the access configuration information of the target network slice, where the network configuration information includes a network ID of each of the plurality of network slices and the access configuration information of the target network slice. In this application, a terminal side device may autonomously select and access the target network slice, so that network complexity may be reduced, and a latency in accessing a network may also be effectively reduced.

Communication method and communications apparatus

A method for preparing an organic manganese fertilizer for engineering wound soil remediation includes a step of: effectively compounding chitin oligosaccharide or/and wormcast or/and silkworm excrement, water or/and hydrogen peroxide, an organic manganese element solution, polysorbate and sodium carboxymethyl cellulose under certain conditions. The present invention has significant effects on improving physical and chemical properties of engineering wound soil, enhancing availability of manganese element in the soil, preventing plants from physiological diseases caused by lack of manganese, and promoting growth and development of the plants.

Method for preparing organic manganese fertilizer for engineering wound soil remediation and organic manganese fertilizer prepared

The present disclosure provides a mobile terminal and a radio frequency fingerprint identification apparatus and method thereof. The apparatus comprises a plurality of fingerprint identification units disposed under the touch screen, a power supply control module and a fingerprint identification control module. The touch screen of the mobile terminal is configured for obtaining area information of a finger touching area when receiving a touch operation instruction. The fingerprint identification control module is configured to generate a fingerprint identification area according to the received area information. The fingerprint identification area corresponds to at least part of the plurality of fingerprint identification units, and the at least part of the plurality of the fingerprint identification units are defined as target fingerprint identification units. The power supply control module is triggered to supply power to the target fingerprint identification units so as to collect fingerprint information.

Mobile terminal and radio frequency fingerprint identification apparatus and method thereof

Growing community of inventors

Chengdu, China

Wei Li