Tencent Technology (Shenzhen) Company Limited

Huawei Technologies Co., Limited

Johnson Electric S.a.

Johnson Electric International Ag

Zte Corporation

Aac Technologies Pte. Ltd.

Shenzhen Futaihong Precision Industry Co., Ltd.

Chi Mei Communication Systems, Inc.

Aac Acoustic Technologies (Shenzhen) Co., Ltd.

Nvidia Corporation

3M Innovative Properties Company

Shenzhen Breo Technology Co., Ltd

Shenzhen Pudu Technology Co., Ltd.

Honor Device Co., Ltd.

Cloudminds (Shenzhen) Robotics Systems Co., Ltd.

Tao Zhang

Yue Li

Jie Chai

Chui You Zhou

Jinquan Huang

Mao Xiong Jiang

Qiang Zhou

Fanghua Ling

Nanshan Cao

San Yuan Xiao

Yueyi You

Shengxiao Zhu

Jiarui Chen

Bo Lin

Yong Li

Yan Wang

Qiang Li

Yong Qing Wang

Yinghui Yu

Gang Li

Chi Zhang

James Ching Sik Lau

Xunan Mao

Chenchen Gu

Xinwei Gao

Kai Ma

Jing Lv

Kwong Yip Poon

Yongfang Shi

Haibo Deng

Ning Qiu

Ming He

Anlin Gao

Zhe Cheng

Xu Nan Mao

Yangbin Huang

Chen Chen Gu

Zhihui Wang

Shuhui Mei

Hong Min Wei

Ke Lin Zhou

Licai Guo

Xin Wei Gao

Le Yu

Xiaohui Zheng

Wenrong Tang

Xiaoming Wu

Yang Zuo

Yao Yao Guo

Mo Zhao

Junxiong Chen

Huiqin Yang

Xiaojuan Zhang

Shugui Yin

Shiqiang Wang

Shaowei Jia

Qingzhe Liu

Maohua Chen

Zhenxi Qiu

Nan Cheng

Jinheng Xie

Yao Qin

Shunfu Ye

Chaoxiong Diao

Pengbo Zhang

Guanqiao Su

Hongmin Zheng

Zhejin Huang

Xiaoyang Qian

Zhongming Guo

Xiaoyi Fang

Yan Dai

Lik Hon Chan

Linzhi Shi

Lubin Mao

Lei Li

Hao Bi

Gang Liu

Hongfu Xu

Jian He

Bharat R Acharya

Sen Wang

Xuejun Ma

Shaoyong Wu

Qiang He

Feng Zhao

Zhiyong Cui

Quinn D Sanford

Matthew S Cole

Jing Ning Ta

Feng Lu

Lichun Li

Zhong Zhang

Jun Jie Chu

Huijie Xie

Xiaofeng Pu

Jingfei Chen

Yangzhong Yao

Wen Liang Li

Zhe Hu

A video coding method is performed by a computing device, and the method includes: dividing a to-be-coded video frame image into a plurality of coding units; and for each coding unit, performing the following operations: determining color composition of the coding unit, the color composition comprising a quantity of colors comprised in the coding unit, further comprising: clustering a color of each pixel in the coding unit, to determine a type of the color comprised in the coding unit; and generating a color index table based on the type of the color comprised in the coding unit, wherein a quantity of color indexes comprised in the color index table corresponds to the quantity of colors; and in response to that the quantity of colors is less than or equal to a preset color quantity threshold, determining a coding mode of the coding unit to be a palette coding mode.

Video coding method and apparatus, computing device, storage medium, and program product

The vertebral pedicle screw placement device of the present application includes a bone drill mechanism and a depth advancing mechanism connected to the bone drill mechanism and used to generate linear reciprocating motion. The bone drill mechanism includes a bone drill driving device and a clamping mechanism connected and driven by the bone drill driving device. The present application provides the driving force of the linear reciprocating motion of the bone drill mechanism through a depth advancing mechanism, and combines the driving control of the clamping mechanism by the bone drill driving device. The clamping mechanism is used to clamp the guide pins, reamers, taps, vertebral pedicle screws, etc. required in the operation, so as to realize the screw placement in the operation, improve the operation efficiency and the accuracy of the screw placement, and avoid possible accidental injuries in the manual screw placement process in the prior art.

Screw placement system and vertebral pedicle screw placement device

Embodiments of this application disclose a data processing method. The method includes obtaining data that need to be verified from a target trusted computing node; obtaining first ledger data corresponding to the data that need to be verified, the first ledger data being obtained by signing a first message digest by using a private key of the target trusted computing node and being stored in the blockchain network by the target trusted computing node, and the first message digest being obtained by performing message digest calculation on raw data; decrypting the first ledger data by using a public key of the target trusted computing node to obtain the first message digest; performing message digest calculation on the data that need to be verified to obtain a second message digest; and determining a verification result according to the first message digest and the second message digest.

Data processing method and apparatus, intelligent device, and storage medium

The invention relates to an orthopedic surgical device and an orthopedic surgery robot system. Wherein, the orthopedic surgical device includes an orthopedic surgical tool and two movable mechanisms, the two movable mechanisms respectively provide the orthopedic surgical tool with reciprocating motion variables in different directions; the orthopedic surgical device also includes a decoupling mechanism and a clamping mechanism; the clamping mechanism installs the orthopedic surgical tool and is connected to the decoupling mechanism; the decoupling mechanism is connected to two movable mechanisms, and the two movable mechanisms enable the orthopedic surgical tool to reach any position within a motion range. The invention makes the operation simpler and easier, has higher stability, higher accuracy, and improves operation efficiency, reduces the doctor's labor load and uncontrollable risks of the surgery during manual operation, and increases the controllability and safety of the surgery.

Orthopedic surgical device and orthopedic surgical robot system

A radio access control method is provided. The method includes a terminal device receiving access control information sent by an access network device, the access control information indicating a barred service type and a barred data transmission attribute to the terminal device. The terminal device determines whether to send a radio resource control connection request to the access network device based on the barred service type and the barred data transmission attribute. The data transmission attribute comprises a transmission scheme type, and the transmission scheme type is used to indicate a transmission scheme used by the terminal device for transmitting service data used by the terminal device, thereby improving network resource utilization.

Radio access control method, apparatus, and system

An optical construction () includes a lightguide (), a transmissive reflector (), and an optical sensor (). The lightguide () includes a first major surface () and a second major surface () opposite to the first major surface (). The first major surface () includes a first portion () and an adjoining second portion (). The transmissive reflector () is disposed adjacent to the first major surface () of the lightguide (). The optical sensor () is disposed adjacent to the transmissive reflector () opposite to the lightguide (). The optical sensor () is aligned with the first portion () of the first major surface () of the lightguide (), such that the optical sensor () receives at least a portion of light passing through the first portion () of the first major surface () and transmitted by the transmissive reflector (). The optical construction () further includes an enclosed gap () disposed between the first portion () of the first major surface () of the lightguide () and the transmissive reflector ().

Optical construction

Range hood

An orthopedic implantation operation system includes a power drill mechanism and a linear advancing mechanism. The linear advancing mechanism includes a linear motor; the linear motor is connected with the power drill mechanism to drive the power drill mechanism to make a linear reciprocating motion to realize the advancement motion of the surgical tool. The present invention provides the driving force of the linear reciprocating motion of the power drill mechanism through a linear advancing mechanism, and combines with a power drill mechanism to clamp surgical tools such as a guide pin, reamer, tap and a vertebral pedicle screw, etc. so as to realize the operation of orthopedic implantation. Compared with artificial orthopedic implantation operations, the operation is stable, the impact on the human body is small, and the operation efficiency and accuracy of orthopedic implantation operations are higher, avoiding accidental injuries that may be caused by manual orthopedic implantation.

Orthopedic implantation operation system

This application relates to a video coding method and apparatus, a computer device, and a storage medium. The method includes: obtaining a current coding unit; obtaining target pixel gradient data through calculation according to a pixel value of a pixel in the current coding unit, the target pixel gradient data being obtained according to a difference between the pixel value of the pixel and a reference pixel value; determining a target division decision result corresponding to the current coding unit according to the target pixel gradient data; and performing video coding on the current coding unit according to the target division decision result.

Video coding method and apparatus, computer device, and storage medium

Embodiments of the present invention provide a radio access control method. The method includes that a terminal device receives access control information sent by an access network device, wherein the access control information indicates a barred service type and a barred data transmission attribute to the terminal device; and the terminal device determines whether to send a radio resource control (RRC) connection request to the access network device based on the barred service type and the barred data transmission attribute; wherein the data transmission attribute comprises a transmission scheme type, the transmission scheme type is used to indicate a transmission scheme used by the terminal device for transmitting service data used by the terminal device. Thereby improving network resource utilization.

A single phase permanent magnet motor includes a stator and a rotor. The stator includes a stator corer and windings. The stator corer includes a yoke portion and stator teeth. Each stator tooth includes a winding portion and a pole shoe connected to an end of the winding portion. Each pole shoe includes a pole face. The pole face defines a first positioning notch at a middle thereof. Each of the pole faces further defines at least one second positioning notch. Said at least one second positioning notches in one of pole shoe are located at the same side of the first positioning notch of the corresponding one pole shoe. The first and second positioning notches are configured such that an initial position of the rotor received in the space of the stator is offset from a dead point position.

Single phase permanent magnet motor

Dish-return delivery robot

This application relates to a video encoding method and apparatus, a video decoding method and apparatus, a computer device, and a storage medium. The computer device obtains a to-be-encoded current encoded block in a current video frame and then obtains a first reference block corresponding to the current encoded block in a reference video frame. Next, the computer device obtains, within the reference video frame, one or more second reference blocks matching the first reference block, the one or more second reference blocks and the first reference block being similar reference blocks. Finally, the computer device encodes the current encoded block according to the first reference block and the one or more second reference blocks, to obtain encoded data.

Video encoding method and apparatus, video decoding method and apparatus, computer device, and storage medium

In a video encoding method, a to-be-encoded video is obtained. The video includes at least two video frames arranged in sequence. A quantization parameter and a quantization parameter threshold of an ivideo frame is calculated, where i is a positive integer greater than or equal to 2. A coding resolution of the ivideo frame is determined according to the quantization parameter and the quantization parameter threshold. The coding resolution is a first coding resolution in a case that the ivideo frame is sampled, and the coding resolution is a second coding resolution in a case that the ivideo frame is downsampled. Then the ivideo frame is encoded at the coding resolution.

Video encoding method and apparatus, storage medium, and device

A tunnel establishment method and apparatus are provided. A type of a tunnel established for each service of a terminal may be the same or different, given an entity for executing a solution remains the same. A first tunnel and a second tunnel is established for a current service of the terminal, or a third tunnel is established for a next service of the terminal. According to the application, the congestion is eased in a backbone network between a secondary access network node and a primary access network node. Alternatively, the provided method and apparatus avoid using a directly connected tunnel as a tunnel established between the secondary access network node and a core network user plane node when a core network control plane node needs to receive and send too much path switching signaling.

Tunnel establishment method and apparatus

Growing community of inventors

Shenzhen, China

Tao Zhang