公开(公告)号：US12156266B2

公开(公告)日：2024-11-26

申请号：US17290420

申请日：2019-11-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Lixiang Xu ,  Weiwei Wang ,  Hong Wang ,  Xiaoning Ma

IPC: H04W76/12 ,  H04L1/1607 ,  H04L1/1867 ,  H04W36/00 ,  H04W36/32 ,  H04W48/18

Abstract: The 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 embodiments of the disclosure provide a session setup method, including: receiving a message for creating a session management context; selecting a user plane functional entity (UPF) for redundant session processing in response to the message; and setting up a packet data unit (PDU) session corresponding to the UPF. There are further provided a session setup method for a base station and related devices. The above technical solutions can realize reliability of service transmission.

公开(公告)号：US12127023B2

公开(公告)日：2024-10-22

申请号：US17280492

申请日：2019-09-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hong Wang ,  Lixiang Xu ,  Weiwei Wang

IPC: H04W24/10 ,  H04L41/0803

CPC classification number: H04W24/10 ,  H04L41/0803

Abstract: 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 application provides a configuration method, a reporting method of a minimization of drive tests (MDT) measurement and an access network device, wherein the configuration method comprises: receiving, by a user node of an access network (CU-UP), a configuration information of MDT from an operation and maintenance node; transmitting, by the CU-UP, the configuration information of MDT to a control node of an access network (CU-CP); receiving, by the CU-UP, the configuration information of MDT for UE from the CU-CP. The MDT under a separate architecture is achieved by the present application.

公开(公告)号：US11968569B2

公开(公告)日：2024-04-23

申请号：US17298826

申请日：2020-01-31

Applicant: Samsung Electronics Co., Ltd.

Inventor： Weiwei Wang ,  Hong Wang ,  Lixiang Xu

IPC: H04W36/00 ,  H04W36/30

CPC classification number: H04W36/0061 ,  H04W36/0033 ,  H04W36/00837 ,  H04W36/305

Abstract: The present disclosure provides a connection reestablishment method, including: receiving a reestablishment message from a second node, the reestablishment message including information related to a configuration of the second node; performing a configuration based on the received reestablishment message; and transmitting a reestablishment complete message to the second node. The present disclosure also provides a context acquisition method, an interface management method, a UE context management method, a UE context acquisition method, a method for triggering UE to reestablish a connection, and various nodes and computer-readable medium that perform the above methods.

公开(公告)号：US11924651B2

公开(公告)日：2024-03-05

申请号：US17451436

申请日：2021-10-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Lixiang Xu ,  Hong Wang ,  Weiwei Wang

IPC: H04W24/02 ,  H04W24/04 ,  H04W36/30 ,  H04W76/18 ,  H04W76/19

CPC classification number: H04W24/02 ,  H04W24/04 ,  H04W36/305 ,  H04W76/18 ,  H04W76/19

Abstract: The present disclosure relates to a base station that supports self-configuration and self-optimization and a method thereof. A method performed by a target base station in a mobile communication system includes: receiving a radio link failure (RLF) report of a user equipment (UE) from a source base station or a third base station; detecting a reason for an occurrence of a failure based on the RLF report of the UE; and transmitting a message to the source base station based on the detected reason for the occurrence of the failure.

公开(公告)号：US11855917B2

公开(公告)日：2023-12-26

申请号：US17561424

申请日：2021-12-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Weiwei Wang ,  Lixiang Xu ,  Xiaowan Ke ,  Hong Wang

IPC: H04L5/00 ,  H04W76/22 ,  H04W72/29

CPC classification number: H04L5/0032 ,  H04W72/29 ,  H04W76/22

Abstract: 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 disclosure discloses a system, a data transmission method and a network equipment supporting a Packet Data Convergence Protocol (PDCP) duplication function. The data transmission method supporting a PDCP duplication function comprises the steps of: transmitting, by a first network equipment, a configuration instruction message of a radio bearer supporting a PDCP duplication function to a second network equipment; and, performing, by the first network equipment and the second network equipment, transmission of a data packet of the radio bearer configured with the PDCP duplication function.

公开(公告)号：US11736971B2

公开(公告)日：2023-08-22

申请号：US17816659

申请日：2022-08-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Weiwei Wang ,  Hong Wang ,  Lixiang Xu

IPC: H04W28/00 ,  H04W28/02 ,  H04W76/12 ,  H04B7/155 ,  H04L41/0803

CPC classification number: H04W28/0252 ,  H04B7/155 ,  H04L41/0803 ,  H04W76/12

Abstract: The 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 disclosure provides a method and apparatus for configuring a relay node. A first node transmits to a second node a message that carries information on a radio bearer for a user accessing the second node. Configuration of the radio bearer for data transmission in a multi-hop network is realized through the above method and apparatus.

公开(公告)号：US11596012B2

公开(公告)日：2023-02-28

申请号：US16961225

申请日：2019-01-09

Applicant: Samsung Electronics Co., Ltd.

Inventor： Lixiang Xu ,  Hong Wang ,  Weiwei Wang

IPC: H04W56/00 ,  H04W76/15 ,  H04W76/27 ,  H04W88/08 ,  H04L61/5007

Abstract: 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 embodiments of the present disclosure provide a method for operating a centralized unit-control plane (CU-CP). The method includes acquiring, by the CU-CP in a base station, information regarding at least one centralized unit-user plane (CU-UP) connected to a distributed unit (DU), and selecting, by the CU-CP, a CU-UP, among the at least one CU-UP, suitable for an access of a user equipment, according to the information regarding the at least one CU-UP connected to the DU.

公开(公告)号：US11470658B2

公开(公告)日：2022-10-11

申请号：US16959569

申请日：2019-02-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hong Wang ,  Lixiang Xu ,  Weiwei Wang

IPC: H04W76/11 ,  H04W76/20 ,  H04W28/02

Abstract: 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 application provides a method for establishing dual connectivity to ensure data continuity in 5G architecture. Related information of a mapping of a QoS Flow to a data radio bearer (DRB) is transmitted, by a first node, to a second node; the related information of the mapping carries indication information; response information in response to the information related to the mapping is received from the second node; and based on the response information, data is transmitted to the second node. The method of the present application may correctly configure dual connectivity resources, reduce signaling interaction, avoid configuration conflicts, optimize resource configuration, and improve the reliability of transmitting user data.

公开(公告)号：US11297669B2

公开(公告)日：2022-04-05

申请号：US16672351

申请日：2019-11-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Weiwei Wang ,  Lixiang Xu ,  Hong Wang

IPC: H04W76/15 ,  H04L41/0806 ,  H04W72/10 ,  H04W72/04 ,  H04B7/155 ,  H04W28/02 ,  H04W80/02

Abstract: 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). According to the present application, a method for transmitting control signaling in a relay network comprises: a second relay node acquires a first control signaling and a second control signaling, wherein the first control signaling contains an F1AP message; the second relay node processes the first control signaling and the second control signaling in the same manner or different manners; and the second relay node transmits the first control signaling and the second control signaling to a first relay node.

公开(公告)号：US11265946B2

公开(公告)日：2022-03-01

申请号：US16652227

申请日：2018-09-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Weiwei Wang ,  Lixiang Xu ,  Xiaowan Ke ,  Hong Wang

IPC: H04W76/18 ,  H04W76/27 ,  H04W76/11 ,  H04W80/02 ,  H04W76/19 ,  H04W88/08 ,  H04W92/12

Abstract: 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 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.