公开(公告)号：US11770279B2

公开(公告)日：2023-09-26

申请号：US17979758

申请日：2022-11-02

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Minseok Noh ,  Jinsam Kwak ,  Juhyung Son

IPC: H04W4/00 ,  H04L27/26 ,  H04L5/00 ,  H04W72/23 ,  H04L1/1812 ,  H04W16/14 ,  H04W74/08 ,  H04L5/14 ,  H04L1/1867

CPC classification number: H04L27/2602 ,  H04L1/1812 ,  H04L5/0051 ,  H04L5/0053 ,  H04L5/0092 ,  H04L27/26 ,  H04W16/14 ,  H04W72/23 ,  H04W74/0833 ,  H04L1/1887 ,  H04L5/001 ,  H04L5/1469 ,  H04W74/0808

Abstract: A base station and a user equipment of a wireless communication system are disclosed. Each of the base station and the user equipment of the wireless communication includes a communication module; and a processor. The processor is configured to receive signaling information related to the start of uplink (UL) transmission from the base station through the communication module. The processor is configured to determine whether to perform a UL transmission using a partial subframe based on the signaling information. When the processor performs the UL transmission using the partial subframe, the processor is configured to determine a symbol configuration of the partial subframe based on the signaling information and perform, through the communication module, the UL transmission using the partial subframe according to the symbol configuration. At this time, the partial subframe is a subframe which occupies less than 14 symbols.

公开(公告)号：US11758589B2

公开(公告)日：2023-09-12

申请号：US17740149

申请日：2022-05-09

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Minseok Noh ,  Kyungjun Choi ,  Jinsam Kwak

IPC: H04W74/08 ,  H04W72/1263 ,  H04W72/23

CPC classification number: H04W74/085 ,  H04W72/1263 ,  H04W72/23 ,  H04W74/0816 ,  H04W74/0866

Abstract: A base station of a wireless communication system is disclosed. The base station of wireless communication includes a communication module and a processor. The processor is configured to receive a grant for scheduling a plurality of uplink transmissions from the base station, and when the UE attempts to a first fixed duration-based channel access for a first transmission which is one of the plurality of uplink transmission and fails in the first fixed duration-based channel access, attempt to a second fixed duration-based channel access for a second transmission which is a transmission following the first transmission.

公开(公告)号：US11729788B2

公开(公告)日：2023-08-15

申请号：US17364886

申请日：2021-07-01

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Kyungjun Choi ,  Minseok Noh ,  Jinsam Kwak

IPC: H04W72/23 ,  H04L1/1867

CPC classification number: H04W72/23 ,  H04L1/1887 ,  H04L1/1893

Abstract: A base station of a wireless communication is disclosed. A wireless communication base station comprises a communication module and a processor. The processor receives DCI of a physical downlink control channel (PDCCH) for scheduling a physical uplink shared channel (PUSCH) transmission over a plurality of slots and multiplexes hybrid automatic repeat request (HARQ)-ACK information to the PUSCH transmission by applying a value in a downlink assignment index (DAI) field of the DCI to each slot where the HARQ-ACK information is multiplexed to the PUSCH transmission over the plurality of slots.

公开(公告)号：US11683813B2

公开(公告)日：2023-06-20

申请号：US16970341

申请日：2019-02-18

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Kyungjun Choi ,  Minseok Noh ,  Jinsam Kwak

IPC: H04W72/04 ,  H04L1/18 ,  H04W72/23 ,  H04L1/1812 ,  H04W72/21

CPC classification number: H04W72/23 ,  H04L1/1812 ,  H04W72/21

Abstract: A base station of a wireless communication system is disclosed. The base station of the wireless communication includes a communication module, and a processor. The processor is configured to, when receiving a physical downlink control channel (PDCCH) indicating a change of a downlink (DL) bandwidth part (BWP), change the DL BWP based on the PDCCH indicating the change of the DL BWP, and not include a physical downlink shared channel (PDSCH) scheduled by a PDCCH received before receiving the PDCCH indicating the change of the DL BWP in a PDSCH candidate set, and transmit a semi-static HARQ-ACK codebook including hybrid automatic repeat request (HARQ)-ACK information of a physical downlink shared channel (PDSCH) corresponding to the PDSCH candidate set to a base station of the wireless communication system.

公开(公告)号：US11533208B2

公开(公告)日：2022-12-20

申请号：US17342230

申请日：2021-06-08

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Minseok Noh ,  Jinsam Kwak ,  Juhyung Son

IPC: H04W4/00 ,  H04L27/26 ,  H04L5/00 ,  H04W72/14 ,  H04L1/18 ,  H04W16/14 ,  H04W74/08 ,  H04L5/14

Abstract: A base station and a user equipment of a wireless communication system are disclosed. Each of the base station and the user equipment of the wireless communication includes a communication module; and a processor. The processor is configured to receive signaling information related to the start of uplink (UL) transmission from the base station through the communication module. The processor is configured to determine whether to perform a UL transmission using a partial subframe based on the signaling information. When the processor performs the UL transmission using the partial subframe, the processor is configured to determine a symbol configuration of the partial subframe based on the signaling information and perform, through the communication module, the UL transmission using the partial subframe according to the symbol configuration. At this time, the partial subframe is a subframe which occupies less than 14 symbols.

公开(公告)号：US11533131B2

公开(公告)日：2022-12-20

申请号：US16781934

申请日：2020-02-04

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Kyungjun Choi ,  Minseok Noh ,  Jinsam Kwak

IPC: H04L1/16 ,  H04L1/18 ,  H04W28/04 ,  H04W72/12 ,  H04L5/00

Abstract: Disclosed are a user equipment of a wireless communication system and a wireless communication method using the same. More specifically, disclosed are a user equipment including a processor configured to receive DCI through a PDCCH indicating PDSCH scheduling information of each cell in one or more cell(s), identify a transmission scheme in each cell based on a DCI format of the DCI, receive a PDSCH of each cell in the one or more cell(s) based on the scheduling information of the PDCCH, generate a hybrid automatic repeat request acknowledgment (HARQ-ACK) bit sequence for the one or more cell(s) based on the identified transmission scheme of each cell in response to receiving the PDSCH of each cell, and transmit the generated HARQ-ACK bit sequence and a wireless communication method using the same.

公开(公告)号：US11405903B2

公开(公告)日：2022-08-02

申请号：US17371082

申请日：2021-07-08

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Kyungjun Choi ,  Minseok Noh ,  Jinsam Kwak

IPC: H04B7/216 ,  H04W72/04 ,  H04L1/18

Abstract: The present specification relates to a device and method for transmitting an uplink control channel in a wireless communication system. Disclosed in the present specification is a method for transmitting a physical uplink control channel by means of a UE, the method including: a step for generating a first HARQ-ACK codebook related to a first PUCCH; a step for generating a second HARQ-ACK codebook related to a second PUCCH; and a step for transmitting simultaneously the first PUCCH and the second PUCCH or one PUCCH among the first PUCCH and the second PUCCH to a base station in one slot on the basis of a plurality of indicators. According to the present embodiments, the sequence for transmitting a plurality of PUCCHs including respectively different HARQ-ACKs in one slot is clarified, and thus the targeted performance of a 5G wireless communication system intended to simultaneously provide various types of traffic (eURLLC, eMBB) can be achieved.

公开(公告)号：US11330609B2

公开(公告)日：2022-05-10

申请号：US16929058

申请日：2020-07-14

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Minseok Noh ,  Jinsam Kwak ,  Juhyung Son

IPC: H04W72/14 ,  H04W72/12 ,  H04L5/00 ,  H04L27/26 ,  H04W16/14 ,  H04W72/04 ,  H04W74/08

Abstract: A method for performing an uplink transmission to a base station by a user equipment through an unlicensed cell in a wireless communication system is provided. The method includes: receiving an uplink grant that schedules the uplink transmission in at least one subframe from the base station; and performing the uplink transmission in the at least one subframe using at least one of a first type channel access or a second type channel access. The uplink transmission is performed using the second type channel access when all of the at least one subframe is included in a predetermined interval determined based on a downlink transmission through the unlicensed cell from the base station.

公开(公告)号：US11240081B2

公开(公告)日：2022-02-01

申请号：US16784767

申请日：2020-02-07

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Minseok Noh ,  Jinsam Kwak ,  Kyungjun Choi ,  Hyukmin Son

IPC: H04L27/26 ,  H04L5/00 ,  H04L1/18 ,  H04B7/08 ,  H04W72/12 ,  H04W72/04 ,  H04L5/10

Abstract: A UE in a wireless communication system is disclosed. The UE includes a communication module and a processor for controlling the communication module. The processor determines a first cyclic shift (CS) value based on hybrid automatic repeat request acknowledgment (HARQ-ACK) information representing a response to a downlink channel having been received from a base station, determines a CS offset based on request information representing a request to be transmitted from the UE to the base station, determines a second CS value representing a degree of cyclic-shifting a base sequence to be used in a physical uplink control channel (PUCCH) based on the first CS value and the CS offset, and transmits the PUCCH for simultaneous transmission of the request information and the HARQ-ACK information using a sequence generated by cyclic-shifting the base sequence based on the second CS value.

公开(公告)号：US11019663B2

公开(公告)日：2021-05-25

申请号：US15749097

申请日：2016-08-01

Applicant: WILUS INSTITUTE OF STANDARDS AND TECHNOLOGY INC.

Inventor： Minseok Noh ,  Jinsam Kwak ,  Juhyung Son ,  Geonjung Ko

IPC: H04W74/08 ,  H04L27/26 ,  H04L5/00 ,  H04W84/12 ,  H04J11/00 ,  H04W72/04

Abstract: Disclosed are a method, an apparatus, and a system for transmitting a signal using multiple carriers. In detail, provided are a wireless communication apparatus including a communication module; and a processor, wherein the processor obtains a common back-off counter for a carrier set on which data is to be transmitted, wherein the carrier set includes at least one component carrier, performs back-off of each of the component carriers using the obtained common back-off counter, and simultaneously transmits data through at least one component carrier in which the back-off is completed and a wireless communication method using the same.