公开(公告)号：US12075485B2

公开(公告)日：2024-08-27

申请号：US17862053

申请日：2022-07-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaehyuk Jang ,  Sangbum Kim ,  Donggun Kim ,  Alexander Sayenko ,  Seungri Jin

IPC: H04W74/0833 ,  H04L1/1812 ,  H04W72/0446 ,  H04W72/0453 ,  H04W72/23 ,  H04W76/28 ,  H04W74/00 ,  H04W74/08

CPC classification number: H04W74/0833 ,  H04L1/1812 ,  H04W72/0446 ,  H04W72/0453 ,  H04W72/23 ,  H04W76/28 ,  H04W74/006 ,  H04W74/0866

Abstract: The disclosure relates to a communication technique and a system thereof that fuses a 5G communication system for supporting higher data rate after a 4G system. The disclosure is enabled to be applied to intelligent services (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, security and safety related services, etc.) based on 5G communication technology and IoT related technology. A method for performing a random access by a terminal is provided. The method includes receiving information for performing a random access from a base station (BS), determining a frequency band to perform the random access among a first frequency band and a second frequency band based on the information for performing the random access, and transmitting a first random access preamble to the BS on the determined frequency band.

公开(公告)号：US12069573B2

公开(公告)日：2024-08-20

申请号：US18333089

申请日：2023-06-12

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun Kim ,  Soenghun Kim ,  Sangyeob Jung ,  Alexander Sayenko

IPC: H04W52/02 ,  H04W76/27

CPC classification number: H04W52/0225 ,  H04W76/27

Abstract: A communication method and a system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-Generation (4G) system with a technology for Internet of things (IoT) are provided. The disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The disclosure relates to schemes for improving an operation of a terminal in an RRC inactive mode.

公开(公告)号：US12041681B2

公开(公告)日：2024-07-16

申请号：US17662541

申请日：2022-05-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Donggun Kim ,  Soenghun Kim ,  Himke Van Der Velde

IPC: H04L47/36 ,  H04L47/43 ,  H04L69/166 ,  H04L69/22 ,  H04W76/27 ,  H04B7/0413 ,  H04L69/321

CPC classification number: H04W76/27 ,  H04L47/36 ,  H04L47/43 ,  H04L69/166 ,  H04L69/22 ,  H04B7/0413 ,  H04L69/321

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 relates to a method of segmenting data by a transmitting side in a mobile communication system. The method includes: determining whether a size of a RRC (radio resource control) message exceeds a maximum PDCP (packet data convergence protocol) SDU (service data unit) size; when the size of the RRC message exceeds the maximum PDCP SDU size, performing a segmentation of the RRC message into a plurality of segments in a RRC layer; and transmitting, to a base station (BS), the plurality of segments of the RRC message.

公开(公告)号：US12028759B2

公开(公告)日：2024-07-02

申请号：US17661157

申请日：2022-04-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Donggun Kim ,  Soenghun Kim

IPC: H04W36/00 ,  H04W76/15 ,  H04W76/19 ,  H04W76/27 ,  H04W80/02

CPC classification number: H04W36/0069 ,  H04W36/0072 ,  H04W76/15 ,  H04W76/19 ,  H04W76/27 ,  H04W80/02

Abstract: A method performed by a terminal in a wireless communication system includes: receiving, from a base station, a radio resource control (RRC) reconfiguration message including configuration information for conditional handover; identifying a cell for conditional handover based on the configuration information for conditional handover; and triggering a packet data convergence protocol (PDCP) status report for a radio bearer, according to an execution of a conditional handover for the identified cell for conditional handover.

公开(公告)号：US12028160B2

公开(公告)日：2024-07-02

申请号：US17783878

申请日：2020-11-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun Kim

IPC: H04L1/00 ,  H04L1/1867 ,  H04W28/02

CPC classification number: H04L1/0072 ,  H04L1/1874 ,  H04W28/0278

Abstract: Disclosed are a communication technique which merges, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system therefor. The present disclosure can be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail, security- and safety-related services, and the like) on the basis of 5G communication technology and IoT-related technology. Disclosed are a method and apparatus for driving a PDCP layer apparatus during data decompression failure in a next-generation mobile communication system.

公开(公告)号：US12004263B2

公开(公告)日：2024-06-04

申请号：US17810623

申请日：2022-07-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Donggun Kim ,  Soenghun Kim ,  Suyoung Park

IPC: H04W56/00 ,  H04W28/06 ,  H04W76/27 ,  H04W80/02 ,  H04W80/08

CPC classification number: H04W80/08 ,  H04W28/06 ,  H04W76/27 ,  H04W80/02

Abstract: Provided is an operating method of a user equipment (UE) in a wireless communication system, the operating method including: receiving, from a base station, a radio resource control (RRC) message including packet data convergence protocol (PDCP) layer configuration information for each data radio bearer (DRB); and when a PDCP entity is configured to be reestablished for each DRB and the PDCP layer configuration information includes an indicator indicating to continuously use header compression protocol configuration information, indicating to a lower layer entity that the header compression protocol configuration information is configured to be continuously used.

公开(公告)号：US11943670B2

公开(公告)日：2024-03-26

申请号：US17038200

申请日：2020-09-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun Kim ,  Soenghun Kim

IPC: H04W36/00 ,  H04L69/04 ,  H04W76/27

CPC classification number: H04W36/0069 ,  H04L69/04 ,  H04W74/0833 ,  H04W76/27

Abstract: The present disclosure relates to a method and apparatus for performing handover in a wireless communication system. According to a method for performing a handover according to an embodiment of the present disclosure, a user equipment (UE) perform data transmission/reception with a source base station for each bearer, perform uplink data transmission by switching to a protocol of a second bearer from a protocol layer entity of a first bearer in case that a preset first condition is satisfied; and in case that a preset second condition is satisfied, stop downlink data reception from the source base station through the protocol layer entity of the first bearer, and perform data transmission/reception with a target base station.

公开(公告)号：US11937105B2

公开(公告)日：2024-03-19

申请号：US17305795

申请日：2021-07-14

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun Kim ,  Soenghun Kim

IPC: H04W24/08 ,  H04L5/00 ,  H04W24/10

CPC classification number: H04W24/08 ,  H04L5/0048 ,  H04W24/10

Abstract: A method, performed by a user equipment (UE), for controlling activation of a cell group includes: receiving, from a base station, a radio resource control (RRC) message including configuration information indicating a number of temporary reference signals; receiving, from the base station, a medium access control (MAC) control element (CE) indicating to activate a secondary cell (SCell); receiving, from the base station, a temporary reference signal; based on the MAC CE and the RRC message, measuring the temporary reference signal; and transmitting, to the base station, a measurement result regarding the temporary reference signal.

公开(公告)号：US11924665B2

公开(公告)日：2024-03-05

申请号：US17444272

申请日：2021-08-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soenghun Kim ,  Donggun Kim ,  Sangbum Kim ,  Jaehyuk Jang ,  Seungri Jin

IPC: H04W4/00 ,  H04W24/10 ,  H04W68/06 ,  H04W88/06

CPC classification number: H04W24/10 ,  H04W68/06 ,  H04W88/06

Abstract: The present disclosure relates to a communication technique for combining, with an IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and to a system therefor. The present disclosure may be applied to intelligent services (e.g., a smart home, a smart building, a smart city, a smart car or connected car, healthcare, digital education, retail business, security and safety-related service, etc.), based on a 5G communication technology and an IoT-related technology. A method for a user equipment in a first communication system according to the present invention comprises steps in which a user equipment in an inactive state: transmits a paging area update request message; checks whether or not a timer associated with a paging area update has expired; and transitions into an idle state if a response message for the paging area update request message has not been received until the timer has expired.

公开(公告)号：US11910256B2

公开(公告)日：2024-02-20

申请号：US17646644

申请日：2021-12-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soenghun Kim ,  Jaehyuk Jang ,  Donggun Kim ,  Sangbum Kim ,  Seungri Jin

IPC: H04W36/00

CPC classification number: H04W36/0094 ,  H04W36/0058 ,  H04W36/0061

Abstract: The present disclosure relates to a communication technique for combining, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and to a system therefor. The present disclosure may be applied to an intelligent service (e.g., a smart home, a smart building, a smart city, a smart car or connected car, healthcare, digital education, retail business, security and safety-related service, etc.), based on a 5G communication technology and an IoT-related technology. A method for making a report, including beam measurement information, at the time of measurement reporting of a user equipment, and a device therefor; a method for performing measurement reporting by way of layer 1/layer 2 signaling, and a device therefor; and a method for changing between RRC modes including an RRC inactive mode, and a device therefor.