公开(公告)号：US11202285B2

公开(公告)日：2021-12-14

申请号：US16826821

申请日：2020-03-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaehyuk Jang ,  Kyeongin Jeong

IPC: H04W72/04 ,  H04W76/19 ,  H04L1/18 ,  H04W52/36 ,  H04W28/04 ,  H04L27/26 ,  H04W48/08 ,  H04L5/00 ,  H04W56/00 ,  H04W52/02 ,  H04W52/50 ,  H04W74/08 ,  H04W74/00 ,  H04W76/38 ,  H04W88/08 ,  H04W72/00 ,  H04W84/04 ,  H04W24/04

Abstract: A method of configuring downlink timings and transmitting a random access response message is provided for a random access procedure in a Long Term Evolution (LTE) system supporting carrier aggregation. The method for adjusting timing of a terminal in a wireless communication system supporting carrier aggregation of at least one carrier includes transmitting a Random Access Preamble to a base station, and receiving a Random Access Response with a Timing Advance Command (TAC) for commanding uplink timing adjustment from the base station, wherein the Random Access Response comprises information indicating a Timing Advance Group (TAG) to which the TAC is applied.

公开(公告)号：US11197208B2

公开(公告)日：2021-12-07

申请号：US16453844

申请日：2019-06-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangbum Kim ,  Donggun Kim ,  Alexander Sayenko ,  Jaehyuk Jang ,  Soenghun Kim ,  Gert Jan Van Lieshout

IPC: H04W36/00 ,  H04W72/04 ,  H04W74/08

Abstract: The present disclosure relates to a communication method and 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). The present disclosure may be applied to intelligent services based on 5G communication technology and 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. A handover method of a terminal in a mobile communication system according to the present disclosure includes transmitting UE capability information including a random access-free handover indicator to a first base station, receiving a handover command message from the first base station, and transmitting, when the handover command message includes uplink resource information, a handover complete message to a second base station based on the uplink resource information.

公开(公告)号：US11147055B2

公开(公告)日：2021-10-12

申请号：US16806395

申请日：2020-03-02

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jaehyuk Jang ,  Kyeong In Jeong

IPC: H04W4/00 ,  H04W72/04 ,  H04W76/19 ,  H04L1/18 ,  H04L5/00 ,  H04W56/00 ,  H04W52/02 ,  H04W52/36 ,  H04W52/50 ,  H04W74/08 ,  H04W74/00 ,  H04W28/04 ,  H04W76/38 ,  H04L27/26 ,  H04W48/08 ,  H04W88/08 ,  H04W72/00 ,  H04W84/04 ,  H04W24/04

Abstract: A method of operating multiple time alignment timers (TimeAlignmentTimer) is provided for facilitating communication between and evolved Node B (eNB) and a User Equipment (UE) in a Long Term Evolution (LTE) system supporting multiple carriers. The method includes starting a first TAT of a first group including the primary cell, starting a second TAT when Timing Advance (TA) information on a second group not including the primary cell is received; and determining transmission of at least one of a Hybrid Automatic Repeat Request Acknowledgement/Negative-acknowledgement (HARQ ACK/NACK), a physical uplink control channel, and a sounding reference signal according to a start and an expiration of at least one of the first and second TATs.

公开(公告)号：US11134467B2

公开(公告)日：2021-09-28

申请号：US17062932

申请日：2020-10-05

Applicant: Samsung Electronics Co., Ltd.

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

IPC: H04W68/00 ,  H04W76/19 ,  H04W76/27 ,  H04W76/10

Abstract: The disclosure relates to a communication method and 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). 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. A method is provided for a terminal to transmit uplink data without a transmission resource previously allocated by a base station in a next generation mobile communication system. A method by a terminal includes while the terminal is in an inactive mode, receiving a paging message from a base station, identifying a paging identifier included in the paging message, if the paging identifier corresponds to a core network (CN) paging identifier, transmitting a first radio resource control (RRC) message, and if the paging identifier corresponds to a radio access network (RAN) paging identifier, transmitting a second RRC message.

公开(公告)号：US11122539B2

公开(公告)日：2021-09-14

申请号：US16669021

申请日：2019-10-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Anil Agiwal ,  Jaehyuk Jang ,  Soenghun Kim

IPC: H04W4/00 ,  H04W68/02 ,  H04W76/27 ,  H04W72/04

Abstract: The present disclosure relates to a communication method and 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). The present 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 present disclosure provides a method and apparatus for paging transmission and reception, SI window determination and UL carrier selection.

公开(公告)号：US11102832B2

公开(公告)日：2021-08-24

申请号：US16531602

申请日：2019-08-05

Applicant: Samsung Electronics Co., Ltd.

Inventor： Neha Sharma ,  Mangesh Abhimanyu Ingale ,  Rajavelsamy Rajadurai ,  Jaehyuk Jang

IPC: H04W76/15 ,  H04W36/00 ,  H04W84/12

Abstract: A method by a wireless local area network (WLAN) termination (WT) node in a second radio access technology (RAT) is provided. The method includes receiving, from a base station in a first RAT, a WT addition request message including quality of service (QoS) parameters for at least one bearer; identifying access category information for the at least one bearer, based on the QoS parameters received from the base station; transmitting, to the base station, a WT addition request acknowledge message including an identity of admitted bearer among the at least one bearer and access category information of the admitted bearer based on the admitted bearer being an uplink bearer, the access category information of the admitted bearer being forwarded from the base station to a terminal; and receiving, from the terminal, data based on the access category information.

公开(公告)号：US11102732B2

公开(公告)日：2021-08-24

申请号：US16631912

申请日：2018-05-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun Kim ,  Soenghun Kim ,  Alexander Sayenko ,  Sangbum Kim ,  Jaehyuk Jang

IPC: H04W52/36 ,  H04W76/27 ,  H04W28/06 ,  H04W52/24 ,  H04W72/14 ,  H04W74/00 ,  H04W74/08

Abstract: The present disclosure relates to a communication technique for convergence of a 5G communication system for supporting a higher data transmission rate beyond a 4G system with an IoT technology, and a system therefor. The present disclosure may be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security and safety-related service, etc.) on the basis of a 5G communication technology and an IoT-related technology. The present disclosure relates to a method of a terminal, the method comprising the steps of: determining a path loss reference beam on the basis of whether information indicating the path loss reference beam is received; obtaining a path loss on the basis of the path loss reference beam; obtaining a power headroom (PH) on the basis of the path loss; and transmitting a power headroom report (PHR) including the PH.

公开(公告)号：US11012889B2

公开(公告)日：2021-05-18

申请号：US16881587

申请日：2020-05-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun Kim ,  Soenghun Kim ,  Seungri Jin ,  Sangbum Kim ,  Gert-Jan Van Lieshout ,  Alexander Sayenko ,  Jaehyuk Jang

IPC: H04W28/06 ,  H04W80/02 ,  H04W72/04 ,  H04W84/04 ,  H04W88/08 ,  H04W88/02

Abstract: A communication technique of fusing a fifth generation (5G) communication system for supporting higher data transmission rate beyond a fourth generation (4G) system with an Internet of things (IoT) technology and a system thereof are provided. The communication technique may be used for an intelligent service (for example, a smart home, a smart building, a smart city, a smart car or a connected car, health care, digital education, a retail business, a security and safety related service, or the like) based on the 5G communication technology and the IoT related technology. A method for defining media access control (MAC) sub-header structures suitable for a next generation mobile communication system and applying the MAC sub-header structures to provide a high data transmission rate and a low latency in the next generation mobile communication system is provided.

公开(公告)号：US10952085B2

公开(公告)日：2021-03-16

申请号：US16041600

申请日：2018-07-20

Applicant: Samsung Electronics Co., Ltd

Inventor： Soenghun Kim ,  Sangsoo Jeong ,  Sunghwan Won ,  Kyeongin Jeong ,  Jaehyuk Jang ,  Gert-Jan Van Lieshout ,  Sangbum Kim ,  Songyean Cho

IPC: H04W24/08 ,  H04W52/36 ,  H04W24/10 ,  H04W84/04

Abstract: Provided are a communication method and system enabling convergence of 5G communication and IoT technology to achieve higher data rates for beyond 4G communication systems.
In addition, provided is a method for transmitting a power headroom report (PHR) by a user equipment (UE) in a mobile communication system. The method includes: receiving a first PHR configuration information for a first base station (first ENB); receiving a second PHR configuration information for a second ENB; generating, when the UE has dual connectivity to the first ENB and the second ENB, a dual connectivity PHR containing PHR information for the first ENB and second ENB based on a dual connectivity PHR format; and sending the dual connectivity PHR. There is also provided a user equipment supporting the above method. There is further provided a base station and operation method therefor that enable the user equipment to have dual connectivity.

公开(公告)号：US10917932B2

公开(公告)日：2021-02-09

申请号：US15715810

申请日：2017-09-26

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soenghun Kim ,  Sangbum Kim ,  Jaehyuk Jang ,  Donggun Kim ,  Gert-Jan Van Lieshout ,  Himke Van Der Velde ,  Alexander Sayenko

IPC: H04W76/27 ,  H04W12/00 ,  H04W72/04 ,  H04W72/12 ,  H04W76/19 ,  H04W12/04 ,  H04W76/28 ,  H04B7/0413

Abstract: The present disclosure relates to a communication method and 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). The present 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.
A method for operating a terminal is provided. The method includes receiving a first radio resource control (RRC) message including information for RRC connection suspension, maintaining a signaling radio bearer (SRB) 0 and suspending a data radio bearer (DRB) and at least one other SRB based on the first RRC message, transmitting, to a base station, a second RRC message for requesting RRC connection resumption through the SRB0, receiving, from the base station, a third RRC message for the RRC connection resumption through an SRB1, and resuming an SRB2 and the DRB based on the third RRC message.