公开(公告)号：US20200163145A1

公开(公告)日：2020-05-21

申请号：US16496193

申请日：2018-03-20

Applicant: LG ELECTRONICS INC.

Inventor： Sangmin PARK ,  Myungjune YOUN ,  Hyunsook KIM ,  Jinsook RYU ,  Dongsoo KIM

IPC: H04W76/18 ,  H04W80/10 ,  H04W76/30 ,  H04W76/25

Abstract: According to an aspect of the present invention, a method for transporting a non-access stratum (NAS) message of an access and mobility management function (AMF) in a wireless communication system may include: receiving, from a user equipment (UE), an uplink (UL) NAS message including a session management (SM) message for a request related to a protocol data unit (PDU) session; transporting, to a predetermined second Session Management Function (SMF), the SM message if it is determined that it is impossible to route the SM message to a first SMF as a transport target of the SM message; receiving, from the second SMF, an SM rejection message for the SM message; and transmitting, to the UE, a downlink (DL) NAS message including the SM rejection message.

公开(公告)号：US20190274076A1

公开(公告)日：2019-09-05

申请号：US16344736

申请日：2017-02-27

Applicant: LG ELECTRONICS INC.

Inventor： Dongsoo KIM ,  Jinsook RYU ,  Myungjune YOUN ,  Taehun KIM ,  Hyunsook KIM

IPC: H04W36/00 ,  H04W48/10

Abstract: Provided are a method for supporting UE mobility in a wireless communication system and a device therefor. Specifically, the method for supporting mobility of a user equipment (UE) by a source access node in a wireless communication system, includes transmitting, to the UE, a measurement configuration instructing to include capability information regarding tunneling models of neighbor access nodes in a measurement report receiving, from the UE, the measurement report including capability information regarding the tunneling models of the neighbor access nodes and determining a target access node to which the UE is to perform handover on the basis of the measurement report.

公开(公告)号：US20190021034A1

公开(公告)日：2019-01-17

申请号：US16070036

申请日：2017-01-16

Applicant: LG ELECTRONICS INC.

Inventor： Laeyoung KIM ,  Jaehyun KIM ,  Myungjune YOUN ,  Dongsoo KIM

IPC: H04W36/12 ,  H04W76/27 ,  H04W8/08

Abstract: One embodiment of the present invention relates to a method by which a packet data network gateway (PGW) processes data for an UE in a wireless communication system. the method comprising the steps of: receiving a tracking area identifier (TAI) list from a mobility management entity (MME); and receiving downlink data for the UE from a network, wherein the PGW buffers the downlink data when all of the tracking areas (TAs), which belong to the TAI list, are not included in the same serving gateway (SGW) service region.

公开(公告)号：US20170245245A1

公开(公告)日：2017-08-24

申请号：US15435109

申请日：2017-02-16

Applicant: LG ELECTRONICS INC.

Inventor： Dongsoo KIM ,  Laeyoung KIM

IPC: H04W72/04 ,  H04W40/22 ,  H04L29/08

CPC classification number: H04W72/1284

Abstract: Disclosed is a method of transmitting and receiving a message for a communication between UEs in a wireless communication system and an apparatus using the method. Specifically, in a method of relaying a V2X message by a first UE (User Equipment) in a wireless communication system supporting V2X (Vehicle-to-Everything) communication, the method may comprise steps of receiving the V2X message from a second UE, calculating a resource usage rate of a direct link between UEs, determining a relay scheme of the V2X message, by comparing the calculated resource usage rate and a predetermined threshold, and transferring the V2X message to a third UE based on the determined relay scheme.

公开(公告)号：US20190069327A1

公开(公告)日：2019-02-28

申请号：US16075806

申请日：2016-11-29

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsook KIM ,  Jinsook RYU ,  Myungjune YOUN ,  Dongsoo KIM ,  Sungduck CHUN ,  Laeyoung KIM

IPC: H04W76/10 ,  H04W76/27

Abstract: One disclosure of the present specification provides a method for a control plane (CP) function entity creating a session, the CP function entity being in charge of managing a session in a next-generation mobile communication network. The method may comprise the steps of: receiving a connectivity request message from a terminal if the creation of a session is not included in a process by which the terminal attaches to a core network of the next-generation mobile communication; on the basis of information on the type of service to be provided to the terminal, deciding to create, for the terminal, a session that needs to be always-on, or in other words, always-connected; and transmitting, to the terminal, a connectivity completion message including information indicating the session that needs to be always-on, or in other words, always-connected.

公开(公告)号：US20180242115A1

公开(公告)日：2018-08-23

申请号：US15752876

申请日：2016-08-16

Applicant: LG ELECTRONICS INC.

Inventor： Laeyoung KIM ,  Sungduck CHUN ,  Taehun KIM ,  Hanbyul SEO ,  Youngdae LEE ,  Sunghoon JUNG ,  Jian XU ,  Dongsoo KIM

IPC: H04W4/06 ,  H04W28/08 ,  H04W4/40 ,  H04W76/27 ,  H04W74/08 ,  H04W8/02

Abstract: An embodiment of the present invention relates to a method for transmitting and receiving a vehicle to everything (V2X) message of a first road side unit (RSU) in a wireless communication system, the method comprising the steps of transmitting, to an ITS server, information associated with PC5 interface congestion; after transmitting the information associated with PC5 interface congestion, receiving a first V2X message; and broadcasting a second V2X message on the basis of the first V2X message, wherein the second V2X message indicates that the second V2X message is control information via a packet data convergence protocol (PDCP) service data unit (SDU).

公开(公告)号：US20180213449A1

公开(公告)日：2018-07-26

申请号：US15745655

申请日：2016-06-20

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsook KIM ,  Jinsook RYU ,  Laeyoung KIM ,  Myungjune YOUN ,  Dongsoo KIM

IPC: H04W36/00 ,  H04W80/10 ,  H04W40/24 ,  H04W76/18 ,  H04L29/06 ,  H04W8/08

CPC classification number: H04W76/19 ,  H04L61/2007 ,  H04L65/1006 ,  H04L65/1016 ,  H04L65/1069 ,  H04L65/1073 ,  H04L65/80 ,  H04L69/40 ,  H04W8/08 ,  H04W24/04 ,  H04W36/0022 ,  H04W40/24 ,  H04W40/248 ,  H04W76/12 ,  H04W76/18 ,  H04W80/10

Abstract: A disclosure of the present specification provides a method for establishing a packer data network (PDN) connection by a user equipment (UE). The method may comprise the steps of: transmitting a session initiation protocol (SIP)-based request message for requesting sending of a voice over LTE (VoLTE) call through a first type PDN connection; receiving, from a network node, a message including information directly or indirectly indicating that there is a problem in the first type PDN connection, instead of a normal response message to the SIP-based request message; determining to change the PDN type from the first type to a second type, on the basis of the information in the received message; and transmitting, to a mobility management entity (MME), a PDN connection request message including information on the changed second type.

公开(公告)号：US20200221529A1

公开(公告)日：2020-07-09

申请号：US16818331

申请日：2020-03-13

Applicant: LG Electronics Inc.

Inventor： Sangmin PARK ,  Hyunsook KIM ,  Jinsook RYU ,  Dongsoo KIM ,  Myungjune YOUN

IPC: H04W76/25 ,  H04W80/10 ,  H04W48/00 ,  H04W8/08 ,  H04W76/30 ,  H04W76/18

Abstract: A method for forwarding a non-access stratum (NAS) message of a user equipment (UE) in a wireless communication system is disclosed. The method includes sending an uplink (UL) NAS message including a session management (SM) message to an access and mobility management function (AMF), and receiving, from the AMF, an indication message indicating that the SM message is unroutable, wherein indication information indicating that the SM message is unroutable is delivered to a SM sublayer of the UE.

公开(公告)号：US20190021043A1

公开(公告)日：2019-01-17

申请号：US15749759

申请日：2016-08-25

Applicant: LG ELECTRONICS INC.

Inventor： Myungjune YOUN ,  Jinsook RYU ,  Hyunsook KIM ,  Laeyoung KIM ,  Dongsoo KIM

IPC: H04W48/10 ,  H04W8/02 ,  H04W48/20 ,  H04W36/08 ,  H04W48/16 ,  H04W36/00 ,  H04W48/18

Abstract: The present specification provides a method by which user equipment (UE) is connected to a base station. The method comprises the steps of: receiving broadcasted information from the base station, wherein the broadcasted information includes information of network slices connected to the base station and capability information of the base station; determining a type indicating a service to be provided or a kind of operation on the basis of the information on the network slices and capability information on the base station; transmitting, to the base station, a connection request message including information on the determined type; and receiving a connection accept message for a first network slice among the network slices connected to the base station. The first network slice can be selected by the base station on the basis of the information on the type.

公开(公告)号：US20180213587A1

公开(公告)日：2018-07-26

申请号：US15745618

申请日：2016-06-20

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsook KIM ,  Jinsook RYU ,  Laeyoung KIM ,  Myungjune YOUN ,  Dongsoo KIM

IPC: H04W76/19 ,  H04W24/04 ,  H04L29/06

CPC classification number: H04W76/18 ,  H04L61/2007 ,  H04L65/1006 ,  H04L65/1016 ,  H04L65/1069 ,  H04L65/1073 ,  H04L65/80 ,  H04L69/40 ,  H04W8/08 ,  H04W24/04 ,  H04W36/0022 ,  H04W36/165 ,  H04W36/305 ,  H04W36/36 ,  H04W40/24 ,  H04W40/248 ,  H04W76/12 ,  H04W76/19 ,  H04W80/10

Abstract: A disclosure of the present specification provides a packet data network (PDN) connection management method performed by packet data network gateway (P-GW). The method may comprise the steps of: establishing a first type PDN connection with a user equipment (UE); recognizing that an error has occurred in the first type PDN connection, after establishing the first type-PDN connection; and transmitting a delete bearer request message to a mobility management entity (MME) in order to perform a bearer de-activation procedure according to the recognition of the error occurrence. The delete bearer request message may include information indirectly indicating that an error has occurred in the first type PDN connection.