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81.发明申请公开(公告)号：US20190159248A1
公开(公告)日：2019-05-23
申请号：US16190952
申请日：2018-11-14
Applicant: LG Electronics Inc.
Inventor： Seokmin SHIN , Changhwan PARK , Seonwook KIM , Joonkui AHN , Suckchel YANG , Seunggye HWANG
Abstract: Provided are a method for transmitting a random access preamble in a narrowband-IoT system supporting time division duplexing and an apparatus therefor.Specifically, a method for transmitting a narrowband physical random access channel (NPRACH) preamble by a user equipment in a narrowband-Internet of things (NB-IoT) system supporting time division duplexing may include: receiving, from a base station, configuration information related to an uplink-downlink configuration; and transmitting, to the base station, the NPRACH preamble configured by considering the uplink-downlink configuration.
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82.发明申请公开(公告)号：US20180375626A1
公开(公告)日：2018-12-27
申请号：US15736438
申请日：2016-06-13
Applicant: LG ELECTRONICS INC.
Inventor： Hyungtae KIM , Kijun KIM , Inkwon SEO , Seokmin SHIN
CPC classification number: H04L5/0037 , H04L5/0007 , H04L5/0044 , H04L5/0048 , H04L5/006 , H04L27/34 , H04W52/143 , H04W52/243 , H04W52/283 , H04W52/346 , H04W72/0446 , H04W72/0453 , H04W72/0473 , H04W72/048 , H04W72/082
Abstract: The present application discloses a method for transmitting a downlink signal by a base station in a wireless communication system. Particularly, the method comprises the steps of: distributing a total transmission power with respect to data for a short range user equipment (UE) and data for a long range UE; and transmitting the data for the short range UE through a plurality of layers, and transmitting the data for the long range UE through at least one of the plurality of layers, using the distributed transmission power, wherein the data for the short range UE and the data for the long range UE are transmitted through the same time resource and the same frequency resource, and a transmission power of the data for the short range UE distributed for each of the plurality of layers has an equal value.
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公开(公告)号：US20180278355A1
公开(公告)日：2018-09-27
申请号：US15760587
申请日：2016-09-19
Applicant: LG ELECTRONICS INC.
Inventor： Seokmin SHIN , Yunjung YI , Seonwook KIM , Bonghoe KIM
CPC classification number: H04J11/0069 , H04L5/0048 , H04L12/189 , H04L27/2613 , H04L27/2692 , H04W56/001 , H04W72/0446
Abstract: A cell search method of a terminal in a wireless communication system, comprises: a step of receiving a narrow band synchronization signal through a narrow band from a base station; and a step of acquiring time synchronization and frequency synchronization with the base station on the basis of the narrow band synchronization signal and detecting an identifier of the base station, wherein the narrow band has a system bandwidth of 180 kHz and includes twelve carriers arranged at intervals of 15 kHz, and the narrow band synchronization signal consists of a first narrow band synchronization signal and a second narrow band synchronization signal, wherein the first narrow band synchronization signal can be transmitted in a sixth subframe of a radio frame and the second narrow band synchronization signal can be transmitted in a tenth subframe of the radio frame.
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84.发明申请公开(公告)号：US20180115386A1
公开(公告)日：2018-04-26
申请号：US15560828
申请日：2016-03-22
Applicant: LG ELECTRONICS INC.
Inventor： Seokmin SHIN , Kijun KIM , Hyungtae KIM , Inkwon SEO , Yunjung YI
CPC classification number: H04L1/0003 , H04L1/0009 , H04L1/0015 , H04L5/001 , H04L5/0053 , H04L5/0091 , H04L27/00 , H04L27/0008 , H04L27/26 , H04L27/34 , H04W52/143
Abstract: The present specification relates to a method for transmitting and receiving data using non-orthogonal multiple access in a wireless communication system, which is performed by a base station, the method comprising: configuring a first modulation scheme and first transmission power for a first signal to be transmitted to a first terminal; configuring a second modulation scheme and second transmission power for a second signal to be transmitted to a second terminal; transmitting the first signal and the second signal through the same time-frequency resource; and transmitting, to the second terminal, control information related to the cancellation of interference caused by the first signal.
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85.发明申请公开(公告)号：US20170223648A1
公开(公告)日：2017-08-03
申请号：US15424738
申请日：2017-02-03
Applicant: LG ELECTRONICS INC.
Inventor： Seokmin SHIN , Hyunsoo KO , Bonghoe KIM , Byounghoon KIM
IPC: H04W56/00 , H04L7/04 , H04L7/00 , H04B7/212 , H04B1/7073
CPC classification number: H04W56/005 , H04B7/2125 , H04J11/0073 , H04W56/001 , H04W56/0035 , H04W56/0055
Abstract: In the present invention, a method for synchronizing frequency and time in a wireless communication system and an apparatus for supporting the same are disclosed. Particularly, a method for synchronizing frequency and time performed by a terminal in a wireless communication system may include receiving a specific signal including a PSS, compensating the specific signal with at least one time offset candidate, generating at least one first differentiation value, generating at least one second differentiation value, calculating a cross correlation value between the at least one first differentiation value and the at least one second differentiation value, and estimating a time offset and a frequency offset of the PSS based on a time offset candidate that corresponds to a greatest cross correlation value among at least one cross correlation value calculated for at least one time offset candidate.
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Patent Agency Ranking
公开(公告)号：US20250048291A1
公开(公告)日：2025-02-06
申请号：US18261224
申请日：2022-01-12
Applicant: LG Electronics Inc.
Inventor： Seokmin SHIN , Haewook PARK , Kijun KIM , Joonkui AHN , Hyunsoo KO , Suckchel YANG , Seonwook KIM
Abstract: A method and a device for uplink transmission/reception in a wireless communication system is disclosed. According to one embodiment of the present disclosure, a method by which a terminal performs uplink transmission in a wireless communication system may comprise the steps of: transmitting, to a base station, information related to a time reference adjustment value, on the basis of a predetermined threshold value for the time reference adjustment value; and performing uplink transmission on the basis of the information related to the time reference adjustment value.
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公开(公告)号：US20250039947A1
公开(公告)日：2025-01-30
申请号：US18917207
申请日：2024-10-16
Applicant: LG Electronics Inc.
Inventor： Seokmin SHIN , Seonwook KIM , Suckchel YANG
IPC: H04W74/0833 , H04W16/14 , H04W72/0446
Abstract: A method and a device for transmitting/receiving a signal in a wireless communication system, according to one embodiment of the present disclosure, comprise transmitting a PRACH, and receiving an RAR on the basis of the PRACH. The PRACH is transmitted within one or two PRACH slots. The one or two PRACH slots are determined from among N number of slots corresponding to reference slots. 60 kHz SCS can be applied to the reference slots on the basis of the application of one from among 480 kHz SCS and 960 kHz SCS to the N number of slots.
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88.发明公开公开(公告)号：US20240008100A1
公开(公告)日：2024-01-04
申请号：US18468455
申请日：2023-09-15
Applicant: LG Electronics Inc.
Inventor： Seokmin SHIN , Suckchel YANG , Joonkui AHN , Hyunsoo KO , Seonwook KIM , Jeongsu LEE
IPC: H04W74/08 , H04L27/26 , H04W72/1263
CPC classification number: H04W74/0841 , H04L27/26025 , H04W72/1263
Abstract: A method and a device for transmitting/receiving a signal in a wireless communication system, according to one embodiment of the present invention, perform a two-step or four-step random access procedure, and monitor a PDCCH according to a DRX configuration, wherein the PRACH transmitted in the random access procedure is transmitted on a specific RO from among a plurality of ROs, and a starting RB index of the specific RO can be determined on the basis of (i) the lowest RB index of an RB set including the specific RO, (ii) the starting RB index of an RO positioned at the lowest frequency, and (iii) the lowest RB index of an RB set including the RO positioned at the lowest frequency.
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89.发明公开公开(公告)号：US20230269777A1
公开(公告)日：2023-08-24
申请号：US17764033
申请日：2020-09-25
Applicant: LG ELECTRONICS INC.
Inventor： Jeongsu LEE , Sukhyon Yoon , Hyunsoo KO , Suckchel YANG , Seonwook KIM , Youngdae LEE , Seokmin SHIN
CPC classification number: H04W74/0833 , H04W16/14 , H04W76/28
Abstract: The present disclosure provides a method for receiving a downlink signal on the basis of a random-access channel procedure (RACH procedure) by a terminal in an unlicensed band. Specifically, the method may comprise: on the basis of a power ramping counter, configuring transmission power for message A including a first physical random-access channel (PRACH) and a first physical uplink shared channel (PUSCH); on the basis of the transmission power, transmitting message A to a base station; and receiving contention resolution-related message B from the base station in response to message A, wherein an increase is made on the basis that a transmission spatial beam for transmission of message A is configured to be identical to a transmission spatial beam related to transmission of a PRACH preceding message A.
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90.发明公开公开(公告)号：US20230254794A1
公开(公告)日：2023-08-10
申请号：US17791429
申请日：2022-01-14
Applicant: LG Electronics Inc.
Inventor： Haewook PARK , Suckchel YANG , Seokmin SHIN , Kijun KIM , Hyunsoo KO
CPC classification number: H04W56/0045 , H04W74/04 , H04W84/06
Abstract: Disclosed are a method and an apparatus for transmitting an uplink signal by a terminal in a wireless communication system supporting a non-terrestrial network (NTN) according to various embodiments. The method includes receiving system information for configuring a first K offset, receiving a control signal for configuring or updating a second K offset based on the first K offset, and transmitting the uplink signal based on the first K offset or the second K offset, wherein, based on the uplink signal being related to a random access channel (RACH), the uplink signal is transmitted based on the first K offset.
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