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

Wang Hong

Lei Wang

Kyeong In Jeong

Ming Wang

Gert-Jan Van Lieshout

He Wang

Qi Li

Songhui Shen

Yu Pan

Fuyuan Li

Qinghai Gao

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.

Method and device for configuration of minimization of drive tests

A communication method and system for controlling and paging a user equipment (UE) are provided. The method includes receiving mobility level information of a UE, and performing at least one of handover control, measurement control, or paging for the UE according to mobility level information of the UE.

Method and apparatus for controlling or paging a user equipment

The present disclosure relates to a pre-5-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4-Generation (4G) communication system such as Long Term Evolution (LTE). The embodiments of the present invention provide methods and devices for network access. The method includes receiving a first request message forwarded by a distributed unit in a base station and indication information of the distributed unit with respect to the first request message, the first request message requesting to connect a user equipment to a network; determining a processing to be performed on the first request message based on the indication Information; and transmitting an indication of the determined processing to the distributed unit.

Method and device for network access

The present disclosure discloses a master node, a secondary node and a user equipment in a mobile communication network and communication methods thereof. According to an implementation, a method performed by a master node (MN) in a mobile communication network, comprises with receiving from a user equipment (UE), a first message including information reporting a failure of a secondary cell group (SCG) in case that a secondary node change from the source secondary node to a first target secondary node is failed and transmitting, to the source secondary node, a second message including information associated with a failure of the secondary node change, wherein the second message includes at least one of following information, an identifier of the first target secondary node where the failure of the secondary node change occurs, an identifier of the source secondary node to which the UE successfully connects before the failure of the secondary node change, and information on a type of the failure of the secondary node change.

Master node, secondary node and user equipment in mobile communication network and communication methods therebetween

A data transfer method, apparatus and device, and a computer-readable storage medium are provided. The method executed by a third node includes sending a first request message to a fourth node, and receiving a first response message sent by the fourth node, the first response message being indicative of connection of a first node to the fourth node through a second node. By the method, the connection of the first node to the fourth node through the second node is achieved.

Data transfer method, apparatus and device, and computer-readable storage medium

A method for supporting non-public network (NPN), by a first central unit (CU) of a first base station, in a wireless communication system, the method comprising: receiving, from a first distributed unit (DU) of the first base station, an F1 setup request comprising at least one of a first closed access network (CAG) identifier list or a first network identifier (NID) list, transmitting, to an access and mobility management function (AMF), an NG setup request comprising at least one of the first CAG identifier list or the first NID list, receiving, from the AMF, an NG setup response, and transmitting, to the first DU, an F1 setup response.

Method for supporting access to closed network, UE, base station and readable storage medium

The present application discloses a method for synchronizing encryption information between a SCell and UE, which includes that: the SCell transmits a COUNT value of RB established for the UE to a PCell; the PCell transmits the COUNT value received from the SCell to the UE; and the PCell receives a COUNT value of RB established on the SCell that is saved by the UE from the UE. Or, the SCell and the UE may directly exchange the COUNT value of RB. By the present application, the security and correctness of data can be ensured.

Method for synchronizing encryption information between SCell and UE

The present disclosure provides an information configuration method, an information interaction method, and an address information update method. The information configuration method may be performed by a first node, and may include: transmitting, to a second node, a first configuration request message comprising a request for a bearer context setup; receiving, from the second node, a first configuration response message comprising a response to the bearer context setup request in the first configuration request message; and establishing a bear context based on the first configuration response message, wherein the first configuration request message comprises at least one of information related to data profile, or profile indication information.

Method and apparatus for managing information in a wireless communication system

The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present invention provides a method for supporting handover, comprising the steps of: informing, by a source base station, a core network whether a direct data forwarding path is available; deciding, by the core network, whether to use direct data forwarding or indirect data forwarding; informing, by the core network, a target base station of information about the direct data forwarding or indirect data forwarding; allocating, by the target base station, data forwarding tunnel information, the target base station allocating the data forwarding tunnel information according to the received information about the direct data forwarding or indirect data forwarding; transmitting, by the target base station, the allocated data forwarding tunnel information to the core network; and informing, by the core network, the source base station of the data forwarding tunnel information. With the present invention, different data forwarding methods are supported to prevent data loss and ensure service continuity.

Growing community of inventors

Beijing, China

Lixiang Xu