公开(公告)号：US20220322418A1

公开(公告)日：2022-10-06

申请号：US17707240

申请日：2022-03-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun KIM ,  Jaehyuk JANG

IPC: H04W72/14 ,  H04W28/02 ,  H04L1/00 ,  H04W72/12

Abstract: A method performed by an integrated access backhaul (IAB) node in a wireless communication system is provided. The method comprises: receiving, from a base station, configuration information regarding an uplink (UL) grant, receiving, from the base station, configuration information regarding backhaul (BH) radio link control (RLC) channel via higher layer signaling, identifying, based on the configuration information regarding BH RLC channel, whether an extended logical channel identifier (eLCID) is used, in case that the eLCID is not used and a UL grant size is equal to or larger than a first size, not transmitting only a padding buffer status report (BSR) or not transmitting only padding or not transmitting only the padding BSR and the padding, and in case that the eLCID is used and the UL grant size is equal to or larger than a second size, not transmitting only the padding BSR or not transmitting only the padding or not transmitting only the padding BSR and the padding.

公开(公告)号：US20220279596A1

公开(公告)日：2022-09-01

申请号：US17677554

申请日：2022-02-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Anil AGIWAL ,  Jaehyuk JANG

IPC: H04W74/08 ,  H04W72/04 ,  H04L27/26

Abstract: The disclosure relates to a 5th generation (5G) communication system or a 6th generation (6G) communication system for supporting higher data rates beyond a 4th generation (4G) communication system such as long term evolution (LTE). A method and an apparatus for selecting random access group and identifying radio network temporary identifier (RNTI) for random access procedure in next generation wireless communication system are provided.

公开(公告)号：US20220279573A1

公开(公告)日：2022-09-01

申请号：US17664620

申请日：2022-05-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Anil AGIWAL ,  Jaehyuk JANG ,  Soenghun KIM

IPC: H04W74/00 ,  H04W56/00 ,  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 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 method and apparatus of determining preamble and RACH occasions for 2-step random access.

公开(公告)号：US20220272764A1

公开(公告)日：2022-08-25

申请号：US17687013

申请日：2022-03-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Anil AGIWAL ,  Jaehyuk JANG ,  Soenghun KIM

IPC: H04W74/08 ,  H04W76/11 ,  H04W52/36 ,  H04L1/18 ,  H04L5/00 ,  H04W72/04

Abstract: 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) are provided. The communication method and system 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 performing a random access (RA) procedure is provided. The method comprises transmitting a first message of a 2 step RA procedure including an RA preamble and a cell-radio network temporary identifier (C-RNTI), receiving a second message of the 2 step RA procedure on a physical downlink control channel (PDCCH) addressed to the C-RNTI, identifying whether a time alignment timer (TAT) is running or not, and determining that the 2 step RA procedure is completed successfully in case that the TAT is running and the PDCCH schedules an uplink (UL) transport block (TB) for a new transmission.

公开(公告)号：US20220173787A1

公开(公告)日：2022-06-02

申请号：US17670336

申请日：2022-02-11

Applicant: Samsung Electronics Co., Ltd.

Inventor： Anil AGIWAL ,  Soenghun KIM ,  Jaehyuk JANG

IPC: H04B7/06 ,  H04W74/08 ,  H04W72/04 ,  H04W16/28 ,  H04W72/14 ,  H04W28/02 ,  H04W80/02

Abstract: 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) are provided. The communication method and system 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 performed by a terminal for handling scheduling request (SR) cancellation in a wireless communication system is provided. The method comprises identifying that at least one first SR is triggered, identifying whether each of the at least one first SR is triggered for beam failure recovery (BFR) of a secondary cell (SCell), and determining whether to cancel each of the at least one SR based on the identification.

公开(公告)号：US20220159779A1

公开(公告)日：2022-05-19

申请号：US17592824

申请日：2022-02-04

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangbum KIM ,  Donggun KIM ,  Alexander SAYENKO ,  Jaehyuk JANG ,  Seungri JIN ,  Soenghun KIM

IPC: H04W76/50 ,  H04W76/28 ,  H04W4/90 ,  H04W12/08 ,  H04W48/02 ,  H04W76/19 ,  H04W76/27

Abstract: An apparatus and a method to apply 5G communication systems to IoT networks is provided. The apparatus includes technologies, such as a sensor network, machine type communication (MTC), and machine-to-machine (M2M) communication may be implemented by beamforming, multiple-input multiple-output (MIMO), and array antennas. Application of a cloud radio access network (RAN) as the above-described big data processing technology may also be considered to be as an example of convergence between the 5G technology and the IoT technology. The disclosure relates to a method and an apparatus for controlling network access in a next generation mobile communication system.

公开(公告)号：US20220116923A1

公开(公告)日：2022-04-14

申请号：US17425841

申请日：2020-01-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Donggun KIM ,  Soenghun KIM ,  Jaehyuk JANG

IPC: H04W72/04

Abstract: The present disclosure relates to a communication technique converging IoT technology with a 5G communication system for supporting higher data transfer rates than 4G systems and a system for same. The present disclosure may be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail businesses, security and safety-related services, or the like) on the basis of 5G communication technology and IoT-related technology. The present invention relates to a wireless communication system, and more specifically, the present invention relates to a method and device for providing a terminal mobility event reporting service in a cellular wireless communication system (5G system).

公开(公告)号：US20220086901A1

公开(公告)日：2022-03-17

申请号：US17532823

申请日：2021-11-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangbum KIM ,  Soenghun KIM ,  Jaehyuk JANG ,  Seungri JIN ,  Donggun KIM ,  Alexander SAYENKO

IPC: H04W74/02 ,  H04W36/00 ,  H04W76/19 ,  H04W36/06

Abstract: The present disclosure relates to a communication technique for converging a 5G communication system, which is provided to support a higher data transmission rate beyond a 4G system with an IoT technology, and a system therefor. The disclosure may be applied to intelligent services (e.g., smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security and safety related service, or the like) based on the 5G communication technology and the IoT related technology. The disclosure relates to a method for recovering a beam into a correct beam according to a position of a terminal using a non-contention-based and contention-based beam failure recovery method in order to recover a beam failure in which communication is disconnected due to movement of a terminal or the like in a wireless communication system performing beam-based communication services.

公开(公告)号：US20210400541A1

公开(公告)日：2021-12-23

申请号：US17466582

申请日：2021-09-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Soenghun KIM ,  Jaehyuk JANG ,  Sangbum KIM ,  Seungri JIN ,  Himke VAN DER VELDE

IPC: H04W36/00 ,  H04W36/08

Abstract: Disclosed are a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system thereof. The present disclosure can be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security and safety-related services, and the like), based on a 5G communication technology and an IoT-related technology. One embodiment of the present invention relates to a method by which a terminal updates system information, and a terminal for performing the method, which comprises the steps of: acquiring first system information and second system information from a first cell; starting a timer corresponding to the second system information; determining whether the second cell is a cell that shares the second system information with the first cell, if the terminal has moved from the first cell to the second cell; and updating the second system information on the basis of the determination result.

公开(公告)号：US20210352548A1

公开(公告)日：2021-11-11

申请号：US17379163

申请日：2021-07-19

Applicant: Samsung Electronics Co., Ltd.

Inventor： Anil AGIWAL ,  Soenghun KIM ,  Jaehyuk JANG

IPC: H04W36/08 ,  H04W74/08 ,  H04W80/02 ,  H04W72/04 ,  H04W76/27 ,  H04W24/08 ,  H04W76/11 ,  H04L5/00

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. An apparatus, a method and a system for system information acquisition, beam failure recovery, and cell reselection in wireless communication system are provided.