公开(公告)号：US12010738B2

公开(公告)日：2024-06-11

申请号：US17444823

申请日：2021-08-10

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangsoo Jeong ,  Taesung Jung ,  Varini Gupta

IPC: H04W36/00 ,  H04L67/306 ,  H04W76/10 ,  H04W76/38

CPC classification number: H04W76/10 ,  H04L67/306 ,  H04W76/38

Abstract: Provided is a method and apparatus for enhancing the reliability in a wireless communication system. An operating method of a user plane function (UPF) in a wireless communication system includes: receiving network function (NF) set related information changed through an association procedure with respect to an NF; changing a profile of the NF, based on the received NF set related information; and performing an operation related to the NF, based on the changed profile.

公开(公告)号：US12004039B2

公开(公告)日：2024-06-04

申请号：US17584830

申请日：2022-01-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jungshin Park ,  Youngkyo Baek ,  Hoyeon Lee ,  Sangsoo Jeong

IPC: H04W36/32 ,  H04W36/00 ,  H04W60/04 ,  H04W76/10

CPC classification number: H04W36/32 ,  H04W36/0077 ,  H04W60/04 ,  H04W76/10

Abstract: The disclosure relates to a 5th generation (5G), pre-5G, or 6th generation (6G) communication system for supporting higher data rates after a fourth generation (4G) communication system such as long term evolution (LTE). A method of a mobility management entity in a wireless communication system includes receiving an attach request for a first network among at least two networks supported by the UE including first capability information including information related to a second network among the at least two networks is, transmitting an attach response indicating completion of attach of the first network to the UE, receiving, from the UE, a session establishment request for the first network after transmitting the attach response, and establishing a session for the first network of the UE through a session management entity supporting mobility between the first network and the second network.

公开(公告)号：US11979823B2

公开(公告)日：2024-05-07

申请号：US17486073

申请日：2021-09-27

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangsoo Jeong ,  Hoyeon Lee

IPC: H04W48/18 ,  H04W48/06 ,  H04L101/375

CPC classification number: H04W48/18 ,  H04W48/06 ,  H04L2101/375

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). A method for processing a network slice by a packet data network gateway control plane (PGW-C) in a wireless communication system is provided. The method includes receiving a session create request message from a mobility management entity (MME), identifying whether information indicating that a user equipment (UE) supports a slice quota-based operation is included in the session create request message, and transmitting, to the MME, a session create response message configured based on a result of the identification.

公开(公告)号：US11910295B2

公开(公告)日：2024-02-20

申请号：US17140590

申请日：2021-01-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hoyeon Lee ,  Sangsoo Jeong

IPC: H04W48/06 ,  H04L47/20 ,  H04W28/02

CPC classification number: H04W48/06 ,  H04L47/20 ,  H04W28/0268

Abstract: The disclosure relates to a 5th generation (5G) or pre-5G communication system for supporting a higher data rate after a 4th generation (4G) communication system such as long term evolution (LTE). According to various embodiments, a method for operating a network node in a wireless communication system is provided. The method comprises obtaining slice policy information including a maximum data rate, monitoring a data rate of protocol data unit (PDU) sessions associated with the slice, determining whether a sum of data rates of PDU sessions associated with the slice exceeds the maximum data rate, transmitting, to a second network node, a policy enforcement request message for controlling the sum of data rates of the PDU sessions associated with the slice.

公开(公告)号：US11818800B2

公开(公告)日：2023-11-14

申请号：US17811392

申请日：2022-07-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangsoo Jeong ,  Sangjun Moon

IPC: H04W80/10 ,  H04W76/11 ,  H04W8/08 ,  H04W24/08 ,  H04W48/16

CPC classification number: H04W80/10 ,  H04W8/08 ,  H04W24/08 ,  H04W48/16 ,  H04W76/11

Abstract: A method, performed by a first Session Management Function (SMF), for providing a continuous service to a user equipment (UE) includes: identifying, by the first SMF, triggering of an SMF change operation; transmitting, to an Access and Mobility Management Function (AMF), a message indicating a change in a status of a Packet Data Unit (PDU) session of the UE so as to request a procedure of changing an SMF; receiving a context request message requesting a context of the UE from a second SMF that is a target SMF; and transmitting a context request response message to the second SMF.

公开(公告)号：US11800411B2

公开(公告)日：2023-10-24

申请号：US17954881

申请日：2022-09-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hoyeon Lee ,  Sangsoo Jeong

IPC: H04W4/00 ,  H04W36/00 ,  H04W36/14

CPC classification number: H04W36/0011 ,  H04W36/00 ,  H04W36/14

Abstract: A method performed by a user equipment (UE) in a wireless communication system is provided. The method includes transmitting, to an access and mobility function (AMF), a registration request message for moving to a first public land mobile network (PLMN) from a second PLMN, receiving, from the AMF, a registration accept message including first single-network slice selection assistance information (S-NSSAI) corresponding to the first PLMN of the AMF, determining whether second S-NSSAI associated with a protocol data unit (PDU) session established for the UE matches to the first S-NSSAI, wherein the second S-NSSAI corresponds to the second PLMN, and locally updating the PDU session based on a result of the determining.

公开(公告)号：US11778501B2

公开(公告)日：2023-10-03

申请号：US17751042

申请日：2022-05-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangsoo Jeong ,  Hoyeon Lee

IPC: H04W28/02 ,  H04W76/25

CPC classification number: H04W28/0252 ,  H04W76/25

Abstract: The disclosure relates to a method and a device for controlling a data rate in a network slice of a wireless communication system. A method for controlling a bit rate of a network slice by a session management function (SMF) device of a wireless communication system is provided. The method includes receiving a slice control policy information from a policy and charging function (PCF) device, transmitting, to a user plane function (UPF) device, a parameter for controlling each slice based on the received slice control information, and receiving, from the UPF device, a response signal for whether the transmitted parameter is acceptable.

公开(公告)号：US11638322B2

公开(公告)日：2023-04-25

申请号：US17376472

申请日：2021-07-15

Applicant: Samsung Electronics Co., Ltd.

Inventor： David Gutierrez Estevez ,  Kisuk Kweon ,  Joan Pujol Roig ,  Sangsoo Jeong

IPC: H04W76/25 ,  H04W24/02

Abstract: A method for setting a value of an inactivity timer for transitioning between states of a data session in a network comprising a first entity and a second entity providing network analytics is provided. The method includes obtaining, by the second entity, input data comprising communication description information for at least one user equipment (UE), and providing, by the second entity to the first entity, output analytics generated based on the input data, the output analytics comprising UE communications analytics for each data session where the output analytics are used to determining whether to update a value of an inactivity timer for a data session.

公开(公告)号：US11617146B2

公开(公告)日：2023-03-28

申请号：US17247995

申请日：2021-01-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hoyeon Lee ,  Sangsoo Jeong

IPC: H04W4/00 ,  H04W60/00 ,  H04W48/16 ,  H04W8/02

Abstract: A method of a network function (NF) entity performing communication in a wireless communication system includes: in case that a first registration request of a user equipment (UE) for a slice is received at an access and mobility function (AMF) entity through a first network, receiving a first slice availability request message for the slice from the AMF entity; determining whether the slice is available for the UE, based on a network slice policy; and transmitting, to the AMF entity, a response message including information regarding slice availability of the UE according to the first registration request, wherein in case that a second registration request of the UE for the slice is received at the AMF entity through a second network, slice availability of the UE according to the second registration request is determined based on at least one of the network slice policy or the information regarding the slice availability of the UE according to the first registration request.

公开(公告)号：US11516859B2

公开(公告)日：2022-11-29

申请号：US17135229

申请日：2020-12-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hoyeon Lee ,  Sangsoo Jeong

IPC: H04W76/12 ,  H04W4/50 ,  H04W48/16

Abstract: A method performed by an access and mobility management function (AMF) in a wireless communication is provided. The method includes transmitting, to a policy control function (PCF), a policy create request message including first allowed network slice selection assistance information (NSSAI), receiving, from the PCF, a policy create response message including first session management function (SMF) selection management information, in a case that an establishment of a first protocol data unit (PDU) session is requested from a terminal, establishing the first PDU session based on the first SMF selection management information, in a case that the first NSSAI is changed, transmitting, to the PCF, a policy update request message including second allowed NSSAI based on the policy control request trigger, and receiving, from the PCF, a policy update response message including second SMF selection management information.