公开(公告)号：US20180270891A1

公开(公告)日：2018-09-20

申请号：US15542594

申请日：2016-01-11

Applicant: LG ELECTRONICS INC.

Inventor： Laeyoung KIM ,  Jinsook RYU ,  Hyunsook KIM ,  Jaehyun KIM ,  Taehun KIM

IPC: H04W76/19 ,  H04W36/00 ,  H04W24/04 ,  H04W8/04 ,  H04W76/27 ,  H04W88/16 ,  H04W60/06

CPC classification number: H04W76/19 ,  H04L61/3075 ,  H04N21/6583 ,  H04W8/04 ,  H04W24/04 ,  H04W36/0022 ,  H04W60/06 ,  H04W76/27 ,  H04W84/045 ,  H04W88/16

Abstract: One embodiment of the present invention relates to a method for transmitting and receiving signals related to connection recovery of packet data network (PDN) of a home subscriber server (HSS) in a wireless communication system, the method comprising: a step of acknowledging, by the HSS, that an obstacle is generated in the PDN connection with regard to an access point name (APN); a step of determining whether to change the information related to the PDN type of the PDN connection with regard to the APN; and a step of transmitting the changed information related to the PDN type of the PDN connection with regard to the APN to a mobility management entity (MME), in the event that the information related to the PDN type is changed.

公开(公告)号：US20180263012A1

公开(公告)日：2018-09-13

申请号：US15760979

申请日：2016-09-13

Applicant: LG ELECTRONICS INC.

Inventor： Jinsook RYU ,  Daewook BYUN ,  Sangwook HAN

IPC: H04W68/02 ,  H04W76/28 ,  H04W60/00

CPC classification number: H04W68/02 ,  H04W56/0015 ,  H04W60/00 ,  H04W76/28

Abstract: In a wireless communication system according to an embodiment of the present invention, in which MME and eNB are unsynchronized, a method for the MME to transmit a paging message to a terminal may comprise: a step for transmitting to the eNB, support information which includes an identifier for the terminal and an eDRX cycle; a step for receiving from the eNB, a Paging Info Response message as a response to the support information, wherein the Paging Info Response message includes the time remaining until the next paging of the terminal, such time being calculated based on the support information; and a step for setting the remaining time as an initial eDRX timer value, and transmitting the paging message to the eNB when the eDRX timer expires.

公开(公告)号：US20180227807A1

公开(公告)日：2018-08-09

申请号：US15749254

申请日：2016-08-16

Applicant: LG Electronics Inc.

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

IPC: H04W36/00 ,  H04W36/12 ,  H04W36/38 ,  H04W88/16

CPC classification number: H04W36/0011 ,  H04W36/12 ,  H04W36/125 ,  H04W36/38 ,  H04W72/042 ,  H04W88/16

Abstract: An embodiment of the present description provides a method for rearranging a gateway by a node, which is in charge of a control plane, for a user equipment (UE) in a mobile communication network. The method can comprise the steps of: if a UE performs a handover and both the UE and an opponent device communicating with the UE are capable of supporting rearrangement of a gateway, determining an appropriate gateway for the UE to be rearranged; and transmitting a rearrangement indication to the UE on the basis of the determination.

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：US20180213384A1

公开(公告)日：2018-07-26

申请号：US15747853

申请日：2016-08-16

Applicant: LG ELECTRONICS INC.

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

IPC: H04W4/90 ,  H04W8/06 ,  H04W8/12

CPC classification number: H04W4/90 ,  H04L65/1006 ,  H04L65/1016 ,  H04L65/1073 ,  H04W8/06 ,  H04W8/12 ,  H04W8/26 ,  H04W60/00

Abstract: An embodiment of the present description provides, in a situation in which, when a user equipment (UE) is roaming in a visited network, i.e. V-PLMN, the roaming is processed by means of a home routed (HR) mode and is successfully registered to H-PLMN IMS and a service is received, a method for performing authentication/registration of a UE, which is to receive an emergency service, if IMS-NNI does not exist between H-PLMN and V-PLMN.

公开(公告)号：US20180199188A1

公开(公告)日：2018-07-12

申请号：US15128853

申请日：2015-04-23

Applicant: LG ELECTRONICS INC.

Inventor： Hyunsook KIM ,  Jinsook RYU ,  Laeyoung KIM ,  Jaehyun KIM ,  Taehun KIM

IPC: H04W8/30 ,  H04L12/24 ,  H04W36/12 ,  H04W8/20 ,  H04W8/28

CPC classification number: H04W8/30 ,  H04L41/0654 ,  H04L41/0668 ,  H04L65/1016 ,  H04L65/1073 ,  H04W8/04 ,  H04W8/20 ,  H04W8/28 ,  H04W36/12 ,  H04W60/04 ,  H04W76/18

Abstract: One embodiment of the present specification provides a method for managing subscriber information to respond to a network failure in a home subscriber server (HSS). The method can comprise the steps of: receiving a packet data network (PDN) failure indication; updating subscriber information related to a PDN on the basis of the PDN failure indication; and transmitting a message that indicates the update of the subscriber information.

公开(公告)号：US20180103367A1

公开(公告)日：2018-04-12

申请号：US15561324

申请日：2016-03-28

Applicant: LG ELECTRONICS INC.

Inventor： Laeyoung KIM ,  Sungduck CHUN ,  Jinsook RYU ,  Hyunsook KIM ,  Jaehyun KIM ,  Taehun KIM

IPC: H04W8/08 ,  H04W52/02 ,  H04W36/00

CPC classification number: H04W8/08 ,  H04W36/0005 ,  H04W36/32 ,  H04W52/02 ,  H04W52/0212 ,  H04W60/00 ,  H04W76/14 ,  Y02D70/00 ,  Y02D70/1224 ,  Y02D70/1226 ,  Y02D70/1242 ,  Y02D70/126 ,  Y02D70/1262 ,  Y02D70/142 ,  Y02D70/146 ,  Y02D70/20 ,  Y02D70/21

Abstract: An embodiment of the present invention relates to a method for receiving and transmitting, by a mobility management entity (MME), tracking area update (TAU)-less power saving mode (PSM) related signals, the method comprising the steps of: receiving, from a terminal, a first TAU request message including information related to a TAU-less PSM entity; transmitting a TAU accept message in response to the first TAU request message; and receiving a second TAU request message including information related to release of the TAU-less PSM, wherein the second TAU request message including information related to release of the TAU-less PSM is regarded by the MME as an attach request.

公开(公告)号：US20180092158A1

公开(公告)日：2018-03-29

申请号：US15563507

申请日：2016-04-18

Applicant: LG ELECTRONICS INC.

Inventor： Youngdae LEE ,  Jinsook RYU

IPC: H04W76/04 ,  H04W52/02 ,  H04W8/08 ,  H04W36/24 ,  H04W48/02

CPC classification number: H04W76/28 ,  H04L29/08 ,  H04L67/22 ,  H04L69/04 ,  H04L69/22 ,  H04W8/08 ,  H04W36/24 ,  H04W48/02 ,  H04W52/0229 ,  H04W76/20 ,  Y02D70/00 ,  Y02D70/1224 ,  Y02D70/1226 ,  Y02D70/1242 ,  Y02D70/1262 ,  Y02D70/142 ,  Y02D70/146 ,  Y02D70/20 ,  Y02D70/21 ,  Y02D70/23 ,  Y02D70/24

Abstract: A method and apparatus for operating at a cell not supporting an extended discontinuous reception (eDRX) in a wireless communication system is provided. A user equipment (UE) verifies whether or not a serving cell supports eDRX. If it is determined that the serving cell does not support eDRX, the UE may trigger a tracking area update (TAU). Further, the UE may applying normal DRX cycle at the serving cell and not performing eDRX for a paging reception.

公开(公告)号：US20180041928A1

公开(公告)日：2018-02-08

申请号：US15554337

申请日：2016-03-15

Applicant: LG ELECTRONICS INC.

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

IPC: H04W36/00 ,  H04W28/02 ,  H04W48/04

CPC classification number: H04W36/0027 ,  H04L49/90 ,  H04W28/0226 ,  H04W28/0278 ,  H04W36/0083 ,  H04W36/14 ,  H04W36/305 ,  H04W40/36 ,  H04W48/04 ,  H04W76/12 ,  H04W76/16 ,  H04W76/19 ,  H04W88/14

Abstract: Disclosed are a method for processing a loss of access wherein a first network entity of a first network determines, from a measurement report of a terminal operating by SCM or TSCM, a loss of access of the terminal to the first network, and notifies a second network entity of the loss of access, and a method for processing a loss of access wherein, when the loss of access of the terminal is received, the second network entity processes the loss of access according to whether a condition for dropping a loss of access is satisfied.

公开(公告)号：US20170310585A1

公开(公告)日：2017-10-26

申请号：US15517032

申请日：2015-10-06

Applicant: LG ELECTRONICS INC.

Inventor： Laeyoung KIM ,  Hyunsook KIM ,  Jinsook RYU ,  Jaehyun KIM ,  Taehun KIM

IPC: H04L12/721 ,  H04W48/16 ,  H04W40/02 ,  H04W28/18 ,  H04W28/02 ,  H04W76/04 ,  H04L12/813

CPC classification number: H04L45/38 ,  H04L47/20 ,  H04W28/0215 ,  H04W28/18 ,  H04W40/02 ,  H04W48/16 ,  H04W76/25

Abstract: One embodiment of the present invention relates to a method for transmitting/receiving a signal related to network-based IP flow mobility (NBIFOM) in a wireless communication system, the method comprising the steps of: a terminal receiving a routing rule from a network, in network initiated mode in which the terminal cannot generate the routing rule; transmitting a rejection of the routing rule to the network; and transmitting, to the network, information indicating the availability of an access type included in the routing rule, when the access type included in the routing rule becomes available.