Samsung Electronics Co., Ltd.

Beijing Samsung Telecom R&d Center

Lixiang Xu

Hong Wang

Xiaowan Ke

Weiwei Wang

Huarui Liang

Xiaoning Ma

Gert Jan Van Lieshout

Xiaoqiang Li

Chunying Sun

Yingyang Li

Yi Wang

Shichang Zhang

Yu Qiu

Qi Cheng Li

Chengjun Sun

Yanmin Zhu

Bin Yu

Himke Van Der Velde

Sung-Ho Choi

Kyeong-In Jeong

Jingxing Fu

Kook-Heui Lee

Yanru Wang

Bing Bu

Detao Li

Lisi Li

Fuyuan Li

Wang Hong

Lei Wang

Bin Wang

Kyeong In Jeong

Ming Wang

Gert-Jan Van Lieshout

He Wang

Qi Li

Songhui Shen

Yu Pan

Qinghai Gao

Xiowan Ke

A method and an apparatus for paging in a wireless communication system are provided. The method includes determining, by a radio access network (RAN) node, information for paging, where the information for paging includes information for paging a User Equipment (UE) which is related to a synchronization signal block (SSB) beam; and paging, by the RAN node, the UE in an idle state or inactive state, based on the information for paging. The method can page a UE more accurately.

Method and apparatus for paging in wireless communication system

The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The disclosure provides a method and device for switching a serving cell.

Method and device for switching a serving cell and method and device supporting on-demand system information message

The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system. A method performed by a first integrated access and backhaul (IAB) node which is a F1-terminating IAB donor node in a wireless communication system is provided. The method includes receiving, from a second IAB node which is a non-F1-terminating IAB donor node, a first message including backhaul (BH) related information for at least one IAB node of a non-F1-terminating topology associated with the second IAB node and transmitting, to a third IAB node which is an IAB node connected with the first IAB node and the second IAB node, a second message including configuration information for the third IAB node.

Method and apparatus for scheme of control information transmission

The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. A method and a device for configuring data transmission are provided. The method includes transmitting a first message to a second node, the first message being used for the first node to provide configuration information for a user to the second node, or used for the first node to request the configuration information for the user from the second node, and/or receiving a second message from the second node, the second message being used for the second node to provide the configuration information for the user to the first node, or used for the second node to request the configuration information for the user from the first node, to avoid unnecessary signaling overhead.

Method and device for configuring data transmission

The present disclosure provides a method and device for configuring a node to transmit and receive data. A second node receives a first message by a first node, wherein the first message comprises at least one of information for determining a channel used by the second node to transmit data received by the second node, or information for determining a radio bearer to transmit data received. Also, the second node transmits the received data mapped to at least one of the channel or the radio bearer used to transmit the data. Through the above method and device, mapping between the received data and transmitted data of each node in a multi-hop network is realized.

Method and device for configuring node to transmit and receive data

The present disclosure relates to a communication method and system for converging a 5-Generation (5G) communication system for supporting higher data rates beyond a 4-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present application relates to the field of wireless communication technologies, and discloses a method for processing an Radio Link Control (RLC) failure, an electronic device and a computer readable storage medium. The method includes: receiving, by a first network device, RLC failure related information of a user equipment (UE); processing the RLC failure correspondingly by interacting with a second network device, based on the received RLC failure related information.

Method for processing RLC failure, network device and computer storage medium

Embodiments of the present invention provide a dual-connectivity (DC) establishment method and device. The first DC architecture includes a Master Node (MN) and a Secondary Node (SN), wherein the SN includes a Central Unit (CU) and a Distributed Unit (DU); and, the CU includes a Control Plane functional entity (CP) and a User Plane functional entity (UP). The method includes steps of: receiving, by an SN-CP, a first SN setup request message transmitted by an MN; transmitting a first resource setup request message to an SN-UP according to the first SN setup request message, and receiving a first resource setup response message transmitted by the SN-UP; and, transmitting, by the SN-CP, a first bearer setup request message to an SN-DU, and receiving a first bearer setup response message transmitted by the SN-DU.

Dual-connectivity establishment method and device

The present disclosure relates to a communication method and system for converging a 5-Generation (5G) communication system for supporting higher data rates beyond a 4-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present application provides a method for light connection control for a User Equipment (UE), comprising the following steps of: acquiring, by a first radio access network node, light connection information for a UE; storing, by the first radio access network node, the acquired light connection Information; and, performing, by the first radio access network node, light connection control of the UE based on the acquired light connection information for the UE. By adopting the technical scheme disclosed in the present application, the signaling overhead can be saved, and the delay of the UE access network can be reduced.

Light connection control method and apparatus

The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. According to an aspect of the embodiments of the present disclosure, a method for supporting handover is provided, comprising: receiving a message from a central unit control plane entity of a target base station; receiving a data packet from a source base station; and discarding a packet data convergence protocol (PDCP) service data unit (SDU) including the PDCP sequence number (SN) in the received data packet according to the indication of the message.

Method and device for supporting handover

The disclosure provides a node in a communication system and a method thereof. The method comprises: receiving a first configuration message from a second node; and transmitting a first configuration completion message to a third node, where a first request message is transmitted from the second node to the third node and a first response message is transmitted from the third node to the second node before receiving the first configuration message from the second node.

Nodes in communication network and methods thereof

The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. A method performed by a first node in a wireless communication system is provided. The method includes transmitting a first message to a second node, the first message indicating a migration request to migrate a third node, which is connected to the first node, to the second node, receiving a second message in response to the first message from the second node, the second message indicating a response to the migration request, and determining whether the third node can migrate to the second node based on the received second message.

Nodes in wireless communication system and method performed thereby

The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A method and equipment for handover are provided. The method includes informing, by a source base station, a source core network whether a direct data forwarding path is available, determining, by the source core network, whether to use direct data forwarding or indirect data forwarding, informing, by the source core network, a target core network of information of direct data forwarding, indirect data forwarding or data forwarding being not possible, informing, by the target core network, a target base station of the information of direct data forwarding, indirect data forwarding or data forwarding being not possible, and allocating, by the target base station, tunnel information for data forwarding.

Method and equipment for handover

The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. Embodiments of the present disclosure provides a method for establish a channel, a base station, and a multi-cell multicast coordination entity (MCE), the method being applied in the base station and including: a point-to-point establishment request transmitted by a multi-cell multicast coordination entity (MCE) is received, the point-to-point establishment request being used to indicate establishment of a point-to-point channel for transmission of a multimedia broadcast multicast service MBMS, and the point-to-point establishment request including at least one of an MBMS service identifier and an identifier of a protocol data unit session (PDU session), and a bearer establishment request is transmitted to a core network in accordance with the point-to-point establishment request, for determining that the point-to-point channel is successfully established and converting the point-to-multipoint channel to a point-to-point channel. The method provided by the present disclosure implements establishment of the point-to-point channel to a point-to-multipoint channel. The embodiments of the present application provide a multimedia broadcast and multicast service (MBMS) transmission method and device. The method is applied to a DU, comprising: receiving a first notification message transmitted by a CU; transmitting a first message to the CU; transmitting the MBMS notification message to the UE according to the first notification message, wherein the MBMS notification message is used to notify the UE to receive a message transmitted on a MBMS control channel; receiving an MBMS service start request message transmitted by the CU; transmitting a MBMS message to the UE, used for establishing an MBMS bearer and transmitting MBMS data. The method provided in the present application realizes the successful establishment of a MBMS bearer and the effective transmission of MBMS data under a separated architecture.

Method for channel establishment, base station and multi-cell multicast coordination entity MCE

A self-optimization method in a radio communication system is disclosed. The method comprises: determining, by a second node, a type of secondary node (SN) change failure based on a first message received from a first node, and transmitting, by the second node, a second message to a node that triggers a SN change to perform a self-optimization configuration.

Self-optimization method and device

The present disclosure provides a method and device for configuration of minimization of drive tests, in which a first node sends MDT status information to a second node; and the second node decides whether it is possible to configure a management-based logged MDT measurement for a UE. It is avoided that the MDT configuration information that is currently still valid is erroneously overwritten when the network reconfigures the MDT for the UE.

Growing community of inventors

Beijing, China

Lixiang Xu