Zte Corporation

Tencent Technology (shenzhen) Company Limited

Aac Technologies Pte. Ltd.

Si Hong Chen

Guanzhou Wang

Yincheng Zhang

Jian Zhang

Qian Dai

Mao Shu

Jing Liu

Yada Huang

Xin Wang

Dong Liu

Jing Wu

Yun Deng

Chao Zeng

Hengxing Zhai

Lei Su

Ye Feng Zheng

Yunfei Lei

Jiaxi Li

Jinyang Guo

Deyu Kong

Ji He

Guolong Shui

An image segmentation method, apparatus, and a storage medium are provided. The method includes: selecting a current image frame in a video according to a time sequence of the video; determining a reference image frame before the current image frame in the time sequence; obtaining first location information of a target object key point in the reference image frame; performing an affine transformation on the current image frame with reference to an affine transformation relationship between the first location information and a target object key point template to obtain a target object diagram; performing a key point detection on the target object diagram to obtain second location information of the target object key point; segmenting a target object from the target object diagram to obtain segmentation information; and obtaining the target object from the current image frame according to the segmentation information and the second location information.

Image segmentation method and apparatus, computer device, and storage medium

A method and apparatus for determining lane center line are provided. The method may include obtaining a target lane in a first road segment from a database, the first road segment being a road segment having a changed lane quantity, the target lane being an added or subtracted lane, two side lane lines of the target lane being respectively connected to two side lane lines of a first lane at two endpoints of a first end of the target lane, the two side lane lines of the target lane intersecting at an intersection point at a second end of the target lane and the intersection point being connected to a side lane line of a second lane.

Method and apparatus for determining lane centerline

This application discloses a map element extraction method and apparatus, and a server. The map element extraction method includes obtaining a laser point cloud and an image of a target scene, the target scene including a map element; performing registration between the laser point cloud and the image to obtain a depth map of the image; performing image segmentation on the depth map of the image to obtain a segmented image of the map element in the depth map; and converting a two-dimensional location of the segmented image in the depth map to a three-dimensional location of the map element in the target scene according to a registration relationship between the laser point cloud and the image.

Map element extraction method and apparatus, and server

An image processing method is provided for an electronic device. The method includes obtaining a target image comprising a target object; recognizing target two-dimensional location coordinates of the target object in the target image and a target attribute type corresponding to the target object; and obtaining a target three-dimensional point cloud associated with the target image. The method also include, according to a mapping relationship between the target three-dimensional point cloud and all pixels in the target image, obtaining three-dimensional location coordinates corresponding to pixels in the target two-dimensional location coordinates, as target three-dimensional location coordinates; determining a setting region in three-dimensional map data according to the target three-dimensional location coordinates; and setting the target attribute type for the target object in the setting region. Electronic device and non-transitory computer-readable storage medium counterparts are also contemplated.

Image processing method and apparatus, and related device

The invention relates to an antenna and an electronic device. The antenna has a radiation part, a grounding sheet arranged separated from the radiation part and a number of ground connection parts. The radiation part has four radiators forming a first gap and a second gap. Each radiator is electrically connected to the grounding sheet through a ground connection part. The ground connection part includes at least an attaching sheet and a number of metal through holes. Each side of opposite two sides of each attaching sheet is electrically connected to at least one of the metal through holes. The electronic device includes the antenna. According to the technical scheme, the antenna has the advantage of low profile.

Antenna and electronic device using same

A data migration method and system is provided. The system includes a central control node, a first shard storage space associated with a first agent node, a second shard storage space associated with a second agent node, and a data backup subsystem. The data backup subsystem stores chunks of the first shard storage space and chunks of the second shard storage space. The central control node sends a data migration command to the first agent node. The first agent node obtains a to-be-migrated first chunk by using the data backup subsystem. The first agent node sends the to-be-migrated first chunk to the second agent node. The second agent node imports the to-be-migrated first chunk into the second shard storage space.

Data migration method and system

This application is related to a data recovery system. The data recovery system includes processing circuitry which receives a restore request. The restore request includes a restore target time. When backup data corresponding to the restore target time is determined to be available, the processing circuitry creates a temporary database service instance and determines information of the temporary database service instance. The processing circuitry further obtains the backup data corresponding to the restore target time and writes the backup data into the temporary database service instance according to the information of the temporary database service instance. The processing circuitry executes a formal restoration operation on the temporary database service instance, in which the backup data is written, according to a received processing request.

Data recovery method, apparatus, and system

The disclosure claims a method and a device for configuring cell parameters of a Relay Node (RN), which can solve the technical problem that the cell parameters cannot be reasonably configured as a Donor eNB (DeNB) does not know the cell amount of the RN. In the disclosure, the RN sends the cell amount of cells which are managed by the RN to the DeNB via a control signaling, so as to make the DeNB more reasonably configure the cell parameters of the RN. The disclosure solves the problem that the DeNB cannot reasonably allocate resources according to the cell amount of the RN, and avoids resources conflicts, wherein the resources contain an Evolved Universal Terrestrial Radio Access Network (E-UTRAN) Cell Global Identifier (ECGI), a Physical Cell ID (PCI) and the like.

Method and device for configuring cell parameters of relay node

The present invention discloses methods for random access of a Relay Node (RN), which includes one method for random access wherein a RN monitors R-PDCCH and receives a random access response message according to a random access-radio network temporary identifier through the R-PDCCH. By the present invention, the random access procedure of the RN is achieved.

Random access method for relay nodes

The present invention discloses a method and an apparatus for processing a data transmission conflict of a relay-node (RN), wherein the method for processing comprises: under the circumstance that the above RN is configured with multi-subframe scheduling resources on a backhaul subframe, if the above RN has acquired dynamic resources on the above backhaul subframe, receiving or sending, by the above RN, data by using the above multi-subframe scheduling resources or the above dynamic resources on the above backhaul subframe, or performing no processing; if the above RN has acquired semi-persistent resources on the above backhaul subframe, receiving or sending, by the above RN, data by using the above multi-subframe scheduling resources or the above semi-persistent resources on the above backhaul subframe, or performing no processing. According to the present invention, the problem of the data transmission conflict is solved, thereby achieving the normal transmission.

Method and apparatus for processing a data transmission conflict of a relay-node

A relay node and a method thereof for transmitting data are provided in the present invention, which relates to the field of wireless communication technology. The method in the present invention includes: the relay node receiving data on multiple corresponding continuous or discontinuous downlink backhaul subframes according to the obtained scheduling information of downlink multiple subframes scheduling, and sending data on multiple corresponding continuous or discontinuous uplink backhaul subframes according to the obtained scheduling information of uplink multiple subframes scheduling. The technical solution of the present invention solves a problem of scheduling resources of multiple subframes for the relay node. Compared to a dynamic scheduling and semi-persistent scheduling method in the prior art, the technical solution of the present invention can more flexibly configure and use resources to ensure transmission of the backhaul link between a base station and the relay node.

Relay node for transmitting data by using scheduling information of multiple subframes scheduling and method for the relay node transmitting data by scheduling information of multiple subframes scheduling

A method and an apparatus for scheduling uplink radio resources in a wireless communication system, and the method comprises: an evolved NodeB (eNB) allocating radio resources to user equipment (UE) according to the uplink channel quality information and the current logical channel information of the UE, determining the control signaling information of the radio resources, and notifying the control signaling information of the radio resources to the UE; Alternatively, after receiving the control signaling information of the radio resources sent by the eNB, the UE selecting corresponding radio resources for the logical channel according to the requirements of quality of service (QoS) of the logical channel and the control signaling information of the radio resources.

Method and apparatus for scheduling uplink radio resources in radio communication system

The present disclosure provides a method and device for Relay Node (RN) access, wherein the method comprises the following steps: a base station sends a downlink message to trigger the RN to switch from monitoring a Physical Downlink Control Channel (PDCCH) to monitoring an RN-dedicated Physical Downlink Control Channel (R-PDCCH), and the RN acquires time-frequency resources for an R-PDCCH from the base station, before or while receiving the downlink message. The present disclosure enables an RN to switch from transmitting according to indication on the PDCCH to transmitting according to indication on the R-PDCCH, i.e., the RN switches from being in a connection state as the UE to being in a connection state as an RN. The present disclosure makes less change to the existing flows, offering advantages of easy implementation, flexible configuration, etc.

Method and device for relay node access

A scheduling method is disclosed by the present invention, and the method includes: a network element 1 transmitting downlink message to a network element 2, and scheduling the network element 2 to transmit or receive data over a plurality of subframes; according to the downlink message, the network element 2 using same scheduling information or different scheduling information to transmit or receive data over the plurality of subframes. A scheduling system is also disclosed by the present invention, and the system includes: a scheduling unit which is used to transmit downlink message to the network element 2 by the network element 1, and schedule the network element 2 to transmit or receive data over a plurality of subframes. With the method and system of the present invention, the scheduling for various network elements can be realized compatibly.

Scheduling method and system

A method for discontinuous reception (DRX) configuration is disclosed, and the method includes: configuring DRXs for a plurality of component carriers, and selecting one or more component carriers as anchor component carriers; controlling the DRXs of other non-anchor component carriers by the anchor component carrier. A system for discontinuous reception (DRX) configuration is also disclosed, and the system includes: a selection and configuration unit, which is used to configure DRXs for a plurality of component carriers and select one or more component carriers as anchor component carriers; a control unit, which is used to control the DRXs of other non-anchor component carriers by the anchor component carrier. By the method and the system, the DRX solution based on the primary carrier is clarified, and the DRX solution based on primary carriers in the stage of conception is improved and concretely implemented.

Growing community of inventors

Shenzhen, China

Si Hong Chen