公开(公告)号：US20240235953A1

公开(公告)日：2024-07-11

申请号：US18526933

申请日：2023-12-01

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Soohwan LEE

IPC: H04L41/16 ,  H04L41/14 ,  H04W4/50

CPC classification number: H04L41/16 ,  H04L41/14 ,  H04W4/50

Abstract: A method of using analytics feedback information for analytics accuracy of network data and apparatuses for performing the same are provided. The method of using analytics feedback information includes requesting a machine learning (ML) model, receiving feedback information of an information consumer provided with information generated through the ML model, monitoring accuracy of the ML model, and providing at least one of the feedback information and information on the accuracy.

公开(公告)号：US20240147310A1

公开(公告)日：2024-05-02

申请号：US18400194

申请日：2023-12-29

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Soohwan LEE ,  Dongmyoung KIM ,  Myung Ki SHIN

IPC: H04W36/00 ,  H04L67/14 ,  H04W36/12

CPC classification number: H04W36/0022 ,  H04L67/14 ,  H04W36/0011 ,  H04W36/12 ,  H04W80/04

Abstract: Disclosed is a session management method based on protocol data unit (PDU) session anchor (PSA) relocation, and a device performing the session management method. The session management method may include determining to perform PSA relocation, establishing a new PSA device through the PSA relocation, and releasing an existing PSA device, in which the PSA relocation may allow traffic moving towards the existing PSA device to move to the new PSA device.

公开(公告)号：US20220094607A1

公开(公告)日：2022-03-24

申请号：US17484367

申请日：2021-09-24

Applicant: Electronics and Telecommunications Research Institute

Inventor： Myung Ki SHIN ,  Soohwan LEE

IPC: H04L41/16 ,  H04L41/14 ,  H04L43/08 ,  G06K9/62

Abstract: A network device divided into a training plane and a control plane, model management server that controls a network device, and processing methods of a network device and model management server are disclosed. A processing method may include receiving a machine learning model from a model management server, obtaining network data to generate analytics information, generating analytics information by inputting the network data to a machine learning model, feeding back the analytics information to the model management server, and generating a control command of the network device using the analytics information, wherein the analytics information is generated by a training plane function and the control command is generated by a control plane function.

公开(公告)号：US20230232434A1

公开(公告)日：2023-07-20

申请号：US18097643

申请日：2023-01-17

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Soohwan LEE

IPC: H04W72/51 ,  H04W72/54 ,  H04W24/08

CPC classification number: H04W72/51 ,  H04W72/54 ,  H04W24/08

Abstract: A method and apparatus for performing AI/ML job through the steps of: receiving expected completion time and available resources of UE for a plurality of candidate combinations of a plurality of tasks included in a job from the UE via a cellular network; determining a candidate combination from among the plurality of candidate combinations based on the expected completion time and available resources of the UE for the plurality of candidate combinations; and assigning a task according to determined candidate combination to the UE through a PDU session of the cellular network.

公开(公告)号：US20220322222A1

公开(公告)日：2022-10-06

申请号：US17714226

申请日：2022-04-06

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Myung Ki SHIN ,  Jihoon SUNG ,  Soohwan LEE

IPC: H04W48/18 ,  H04W36/00 ,  H04W76/10

Abstract: A method and an apparatus for supporting service continuity between a first network and a second network are provided, which include: requesting slice analytics for selection of a slice from an NWDAF of the first network before a terminal moves from the first network to the second network; and selecting a slice to be used in the second network to provide a service to the terminal based on the slice analytics received from the NWDAF of the first network.

公开(公告)号：US20200322775A1

公开(公告)日：2020-10-08

申请号：US16705550

申请日：2019-12-06

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Soohwan LEE ,  Myung Ki SHIN ,  Seung-Ik LEE

IPC: H04W8/02 ,  H04W24/08 ,  H04W76/30 ,  H04W8/18

Abstract: A network data collection method from network function device for network data analytic function is disclosed. The network data collection method includes transmitting a Nnf_EventExposure_Subscribe message to subscribe for an event into the NF device; and receiving a Nnf_EventExposure_Notify message from the NF device, wherein, when a subscription for the event is already defined in the NF device, the subscription is updated or modified.

公开(公告)号：US20240422240A1

公开(公告)日：2024-12-19

申请号：US18817980

申请日：2024-08-28

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Jihoon SUNG ,  Soohwan LEE ,  Myung Ki SHIN

IPC: H04L67/61 ,  H04L41/5003 ,  H04L67/52

Abstract: An application function (AF) in a first network and a method for providing a service by the AF via a second network including: requesting quality of service (QoS) related information to a network exposure function (NEF) of a second network different from the first network in which the AF is located, wherein the QoS related information is used to guarantee the QoS of a service to be provided to a terminal; and receiving the QoS related information from the NEF of the second network are provided.

公开(公告)号：US20240179073A1

公开(公告)日：2024-05-30

申请号：US18432552

申请日：2024-02-05

Applicant: Electronics and Telecommunications Research Institute

Inventor： Myung Ki SHIN ,  Soohwan LEE

IPC: H04L41/16 ,  G06F18/214 ,  H04L41/14 ,  H04L43/08

CPC classification number: H04L41/16 ,  G06F18/214 ,  H04L41/145 ,  H04L43/08

Abstract: A network device divided into a training plane and a control plane, model management server that controls a network device, and processing methods of a network device and model management server are disclosed. A processing method may include receiving a machine learning model from a model management server, obtaining network data to generate analytics information, generating analytics information by inputting the network data to a machine learning model, feeding back the analytics information to the model management server, and generating a control command of the network device using the analytics information, wherein the analytics information is generated by a training plane function and the control command is generated by a control plane function.

公开(公告)号：US20230247417A1

公开(公告)日：2023-08-03

申请号：US18098375

申请日：2023-01-18

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Myung Ki SHIN ,  JIHOON SUNG ,  Soohwan LEE

IPC: H04W8/24 ,  H04L41/16

CPC classification number: H04W8/24 ,  H04L41/16

Abstract: Provided is a method of a time synchronization service for federated learning (FL) in a fifth generation (5G) network. The method includes receiving, by an artificial intelligence/machine learning function (AIMLF), a subscription request for UE capability information for an FL time synchronization service from an artificial intelligence/machine learning application function (AIML AF) and transmitting, by the AIMLF, the UE capability information to the AIML AF, in response to the subscription request.

公开(公告)号：US20220092479A1

公开(公告)日：2022-03-24

申请号：US17484356

申请日：2021-09-24

Applicant: Electronics and Telecommunications Research Institute

Inventor： Myung Ki SHIN ,  Soohwan LEE

IPC: G06N20/00 ,  H04L67/10

Abstract: A distributed training method performed between a terminal and an edge cloud server is disclosed. The distributed training method may include identifying a plurality of user terminals located in a local network coverage of the edge cloud server, providing machine learning models to the plurality of user terminals for training and aggregating results of the training of the machine learning models from the plurality of user terminals when the training of the machine learning models is completed.