Huawei Technologies Co., Limited

Other

Tencent Technology (shenzhen) Company Limited

Sz Dji Technology Co., Ltd.

The Hong Kong University of Science and Technology

Novatronics Co., Limited

Lin, Yi

Gws Technology Co., Ltd.

Yi Lin

Xiaobing Zi

Jianrui Han

Fatai Zhang

Qiuyou Wu

Jia He

Yefeng Zheng

Haomian Zheng

Kai Ma

Yuexiang Li

Jun Li

Xin Liu

Wei Yu

Gang Li

Ying Hu

Lanhua Cai

Lin Wang

Kai Yang

Yonggen Ling

Italo Busi

Bo Liang

Xian Zhang

Gang Xie

Dong Wei

Shaojie Shen

Kaiyong Zhao

Donghuan Lu

Jianhui Hou

Huiying Xu

Hao Li

Kexin Shi

Zhijiang Gao

Nanjun He

Jinliang Ge

Tianbo Liu

Zhenfei Yang

Fujun Gao

Evgeniy Nayanov

This application discloses a communication method and apparatus, which belong to the communication field and are used for data frame transmission. The method is applied to a transit node of a communication system, and the method includes: receiving a data frame, where the data frame includes a bandwidth exclusive channel number, and the data frame is an optical transport network data frame or a microwave data frame; when the bandwidth exclusive channel number carried in the data frame is a preset bandwidth exclusive channel number, obtaining scheduling information and a sink node address from the data frame; and scheduling the data frame based on the scheduling information, and forwarding the data frame to a sink node indicated by the sink node address. In this application, bandwidth utilization of the bandwidth exclusive channel is improved.

Communication method and apparatus

An object recognition method includes extracting, by a first transformer network, spatial features of a plurality of medical images respectively, the plurality of medical images being images of a same object at different times, and fusing the extracted plurality of spatial features, to obtain a first fusion spatial feature of the object. The method further includes extracting, by a second transformer network, a spatial-temporal feature of the object based on the first fusion spatial feature. The spatial-temporal feature indicates a change in the spatial features of the plurality of medical images at the different times. The method further includes recognizing a state of the object based on the spatial-temporal feature, to obtain a recognition result of the object.

Object recognition using spatial and timing information of object images at diferent times

A data processing method includes: acquiring an initial sample angiography image set; performing data expansion processing on a first sample angiography image based on physical characteristics of blood vessels at a target site to obtain a processed sample angiography image, performing label conversion processing on a first label based on the physical characteristics of the blood vessels at the target site to obtain a second label of the processed sample angiography image, and adding the processed sample angiography image and the second label to a target sample angiography image set; and training an angiography image recognition model using the initial sample angiography image set and the target sample angiography image set to obtain a trained angiography image recognition model. The performance of the trained angiography image recognition model is improved by increasing the number of samples.

Data processing method and apparatus, device and medium

Embodiments of this application provide a data frame sending method and a network device. The method includes: A first node obtains routing label stack information of a first path, where the first path is used to transmit a service, and the routing label stack information indicates each node on the first path to establish a channel of the service on the node of the first path. The first node inserts the routing label stack information and service attribute information into a payload area of a first data frame, where the service attribute information indicates each node on the first path to configure a resource for the service. The first node sends the first data frame.

Data frame sending method and network device

A network node for a Data Communication Network (DCN) and a network device for providing traffic to the DCN are provided. The network node is configured to receive a plurality of packets carrying DCN messages; determine, from the received packets, a first set of packets addressed to other network nodes of the DCN. The network node is then configured to forward the first set of packets over a Time-Division-Multiplexing (TDM) connection, in particular over an Optical Data Unit-k (ODUk) connection, to a determined network node of the DCN. According to the application, a high bandwidth efficiency is maintained, and the number of interfaces to be managed on a controller is reduced.

Network node and device for data communication networks

To solve the problems of complicated wiring and color difference between LED lamps in adjacent lines in the prior art, the application provides a driver chip, an LED lamp and an LED display screen. On the one hand, the application provides an LED lamp, which further comprises a data direction judgment & switch module arranged inside or outside the driver chip and connected with the driving module; The two signal ends of the LED lamp provided by the application can input and output data signals without distinguishing data directions. Judging the data signal directions of the first signal end and second signal end by the data direction judgment & switch module, automatically switching the input end and output end of the data signals, the wiring complexity is greatly reduced. And there is no color difference among the LED lamps in adjacent rows or columns.

Driver chip, LED lamp and LED display screen

A printer having front-end paper feeding and front-end paper outputting and being capable of changing a paper discharge path, said printer comprising a housing () and a paper discharge unit (), the paper discharge unit () comprising a first paper discharge mechanism () and a paper discharge channel () which consists of upper and lower casings (), a front end surface of the housing () being a vertical flat surface A, a paper feed port () and a paper output port () being horizontally arranged on the flat surface A, the paper feed port () being located beneath the paper output port (), the paper discharge channel () at the front of the first paper discharge mechanism () being provided with a paper conveyance system capable of changing a paper discharge path.

Printer having front-end paper feeding and front-end paper outputting and being capable of changing paper discharge path

Embodiments can provide a service orchestration method and apparatus, and a server. In the service orchestration method, a service flowchart can be obtained. The service flowchart may include a plurality of operation model identifiers and a logical connection relationship among the plurality of operation model identifiers. The logical connection relationship may be an execution sequence in the service flowchart. In this method, a scheduling parameter corresponding to each operation model identifier can be obtained. When the scheduling parameter indicates a live network resource for executing the service flowchart, a live network status can be obtained by using a control plane. Based on the obtained live network status, whether the live network resource can be obtained can be verified. When the verification succeeds, based on the logical connection relationship and the scheduling parameter that corresponds to each operation model identifier, executable code for executing the service flowchart can be generated.

Service orchestration method and apparatus, and server

This invention is relevant to a bed cover of pickup truck. The bed cover of pickup truck includes one bed cover. The bed cover includes at least two plates. The adjacent plates are connected by rotating shaft structure. The rotating shaft structure includes a plate-like pedestal, two connectors which form a rotary connection with the pedestal. This invention provides a bed cover of pickup truck with simple structure and great leading function. The drainage channel in the invention are big and will not cause syphonage. Thus the leading function will be better, requirement of the assembly accuracy will be lower and the production will be easier.

Bed cover of pickup truck

A failure recovery method for a virtual network, includes determining, by a network device, that a physical link in a physical network fails, where the failed physical link corresponds to at least one virtual link in the virtual network, and mapping the at least one virtual link corresponding to the failed physical link to a non-failed physical resource in the physical network, where the non-failed physical resource satisfies a transmission bandwidth of each of the at least one virtual link.

Failure recovery method and apparatus for virtual network

Embodiments of the present disclosure provide a virtual network protection method, including: receiving, by a network device (for example, a transport-controller), a virtual network topology establishment request message, where the virtual network topology establishment request message carries a virtual network resource parameter and/or a virtual network protection and recovery type; reserving a working physical resource and a protection physical resource in an idle physical resource of a physical network according to the virtual network resource parameter and/or the virtual network protection and recovery type; and mapping a virtual link on a virtual network to the working physical resource and the protection physical resource.

Virtual network protection method and apparatus

Embodiments of the present invention provide a network path computation method, apparatus and system, where the method includes: sending, by a first node, a path computation request to a first path computation element PCE, where the path computation request includes a resource sharing object, and a head node and a last node of a first label switched path LSP; and receiving, by the first node, a path computation result that is returned by the first PCE and that is obtained by means of computation according to the resource sharing object, and establishing a second path from the head node to the last node according to the path computation result. According to the network path computation method, apparatus, and system provided in the embodiments of the present invention, link resource utilization can be improved.

Network path computation method, apparatus, and system

Embodiments of the present invention provide a service path protection method, a controller, a device and a system. The method includes: receiving, by an end node of a protection path, a path selection instruction sent by an SDN controller, wherein the path selection instruction comprises a service path and protection path activation type, forwarding relationships respectively of a service path and the protection path in the end node; activating at least one forwarding relationship according to the service path and protection path activation type; and when a fault occurs in the service path, updating the at least one forwarding relationship according to the service path and protection path activation type. The embodiments of the present invention relate to the field of communications technologies and resolve a problem that in an SDN technology, when a fault occurs in a service path, a protection path cannot be used.

Service path protection method, controller, device and system

A bed cover of pick-up truck including a frame structure and the skin covering the frame structure is provided. The frame structure consist of several frames and at least one rotating shaft system to connect two adjacent frames, And the rotating shaft system contains: a middle rod, a left joint, a right joint, a middle joint and a joint fixed plate; the left joint, the right joint and the middle joint are respectively provided with the rotating shaft part. The rotating shaft parts of the left joint and the right joint together with the middle joint make a rotating shaft. The middle joint is fixed with the joint fixed plate. The left and the right joint are also fixed with the middle rod to fix the whole rotating shaft system. This invention has the advantages of original design, ingenious structures, simple and durable installation, solid waterproof tape etc.

Bed cover of pick-up truck

Systems, methods, and devices are provided for controlling a movable object using multiple sensors. In one aspect, a method for calibrating one or more extrinsic parameters of a movable object having a plurality of sensors in an initial configuration is provided. The method can comprise: detecting that the initial configuration of the plurality of sensors has been modified; receiving inertial data from at least one inertial sensor during operation of the movable object; receiving image data from at least two image sensors during the operation of the movable object; and estimating the one or more extrinsic parameters based on the inertial data and the image data in response to detecting that the initial configuration has been modified, wherein the one or more extrinsic parameters comprise spatial relationships between the plurality of sensors in the modified configuration.

Sensor fusion using inertial and image sensors

Growing community of inventors

Shenzhen, China

Yi Lin