公开(公告)号：US11489702B2

公开(公告)日：2022-11-01

申请号：US16764296

申请日：2018-11-19

Applicant: LG ELECTRONICS INC.

Inventor： Jiwon Kang ,  Jonghyun Park ,  Kilbom Lee

IPC: H04L25/02 ,  H04L5/00 ,  H04W8/24 ,  H04W72/12

Abstract: The present specification provides a method for transmitting a sounding reference signal (SRS) in a wireless communication system. More particularly, a method for transmitting, by a terminal, a sounding reference signal (SRS) in a wireless communication system comprises: receiving, from a base station, information relating to a plurality of SRS resource sets, the SRS resource sets each comprising one or more SRS resources; and transmitting, to the base station, an SRS on the plurality of SRS resources based on the information, wherein, if the plurality of SRS resources are included in difference SRS resource sets, the SRS is transmitted simultaneously on the plurality of SRS resources.

公开(公告)号：US11291055B2

公开(公告)日：2022-03-29

申请号：US16084091

申请日：2017-03-02

Applicant: LG Electronics Inc.

Inventor： Eunsun Kim ,  Kijun Kim ,  Hyunsoo Ko ,  Suckchel Yang ,  Yunjung Yi ,  Kilbom Lee

IPC: H04W74/08 ,  H04W48/10 ,  H04W56/00 ,  H04W74/00 ,  H04W48/14 ,  H04W72/00 ,  H04W72/04

Abstract: In a wireless communication system according to the present invention, a plurality of synchronization signals may be transmitted on a cell. The plurality of synchronization signals may be respectively associated with a plurality of random access channel establishments. A user equipment may receive at least one of the plurality of synchronization signals. The user equipment may transmit a random access channel using a random access channel.

公开(公告)号：US11283506B2

公开(公告)日：2022-03-22

申请号：US16955291

申请日：2019-01-07

Applicant: LG ELECTRONICS INC.

Inventor： Kilbom Lee ,  Jiwon Kang

IPC: H04B7/06 ,  H04L1/00

Abstract: The present invention provides a method for receiving, by a terminal, a downlink phase tracking reference signal from a base station in a wireless communication system, and a device for supporting the same. According to an embodiment applicable to the present invention, a terminal may receive, from a base station, a phase tracking reference signal on the basis of the number of phase tracking reference signal ports, which is determined on the basis of different methods, according to whether transmission configuration indication (TCI) state-related information exists in received downlink control information. Further, the base station may transmit the phase tracking reference signal to the terminal accordingly.

公开(公告)号：US11197276B2

公开(公告)日：2021-12-07

申请号：US16475365

申请日：2017-12-14

Applicant: LG ELECTRONICS INC.

Inventor： Kukheon Choi ,  Jiwon Kang ,  Kyuseok Kim ,  Minki Ahn ,  Kilbom Lee

IPC: H04W4/00 ,  H04W72/04 ,  H04L5/00

Abstract: A method for transmitting, by a terminal, an uplink control channel and a localized SRS comprises the steps of: receiving, from a base station, first control information for triggering transmission of the uplink control channel and second control information for triggering transmission of the localized SRS; and if a transmission resource of the triggered uplink control channel overlaps with a transmission resource of the triggered localized SRS and the length of a frequency band of the localized SRS is shorter than or equal to the length of a coherent bandwidth, dividing the uplink control channel into a plurality of uplink control channel sub-blocks on a frequency domain and transmitting the divided uplink control channel sub-blocks, wherein the divided uplink control channel sub-blocks may be frequency division multiplexed with the triggered localized SRS and transmitted on one symbol.

公开(公告)号：US11172519B2

公开(公告)日：2021-11-09

申请号：US16345689

申请日：2016-11-02

Applicant: LG ELECTRONICS INC.

Inventor： Kilbom Lee ,  Ilmu Byun

IPC: H04W76/10 ,  H04W16/28 ,  H04W74/08

Abstract: A method by which a terminal transmits an RRC connection request in a wireless communication system can comprise the steps of: receiving, from a base station, information of the base station beam index; receiving information on a mapping relationship between the base station beam index and an uplink reference signal port; selecting a preferred base station beam index on the basis of the information of the base station beam index; and transmitting an RRC connection request message on the basis of the information on a mapping relationship by using the uplink reference signal port corresponding to the selected base station beam index.

公开(公告)号：US11122589B2

公开(公告)日：2021-09-14

申请号：US16613726

申请日：2018-05-10

Applicant: LG ELECTRONICS INC.

Inventor： Kilbom Lee ,  Jiwon Kang ,  Kijun Kim ,  Kyuseok Kim

IPC: H04W4/00 ,  H04W72/12 ,  H04L5/00

Abstract: According to an embodiment of the present specification, a method for transmitting, by a base station, a signal for eliminating phase noise by a terminal in an mmWave communication system may be provided. A method for transmitting a signal for eliminating phase noise may comprise the steps of: generating a PTRS; allocating the PTRS to one or more resource blocks included in a scheduled bandwidth; and transmitting the allocated PTRS, wherein an interval between the one or more resource blocks, to which the PTRs are allocated, is determined on the basis of the scheduled bandwidth.

公开(公告)号：US10999031B2

公开(公告)日：2021-05-04

申请号：US16803187

申请日：2020-02-27

Applicant: LG Electronics Inc.

Inventor： Kilbom Lee ,  Jiwon Kang ,  Haewook Park

IPC: H04L5/00 ,  H04W52/34 ,  H04W72/04 ,  H04W52/32 ,  H04W52/16 ,  H04W52/14 ,  H04W52/36 ,  H04B7/06

Abstract: Systems and techniques for transmitting and receiving an uplink phase tracking reference signal between a user equipment and a base station in a wireless communication system and an apparatus. According to one implementation, the user equipment can transmit an uplink phase tracking reference signal to the base station using a power boosting level determined based on first information and second information received from the base station.

公开(公告)号：US10944595B2

公开(公告)日：2021-03-09

申请号：US16483737

申请日：2017-10-18

Applicant: LG ELECTRONICS INC.

Inventor： Kyuseok Kim ,  Hyunsoo Ko ,  Kijun Kim ,  Kilbom Lee

IPC: H04L25/02 ,  H04L5/00 ,  H04L27/26

Abstract: Disclosed herein is a method and apparatus for a User Equipment to perform a phase tracking in a wireless communication system. According to the present invention, it may be provided the method and apparatus including receiving, from a base station, a Demodulation Reference Signal (DMRS) configured according to a specific pattern through a DMRS symbol; receiving, from the base station, a plurality of reference signals used for the phase tracking, wherein the plurality of reference signals is transmitted on a specific antenna port, and received through a specific resource region identical to at least one different reference signal transmitted on a different antenna port for the phase tracking; and performing the phase tracking based on at least one of the DMRS or the plurality of reference signals.

公开(公告)号：US10892801B2

公开(公告)日：2021-01-12

申请号：US16324673

申请日：2017-08-08

Applicant: LG ELECTRONICS INC.

Inventor： Kilbom Lee ,  Jiwon Kang

IPC: H04W72/04 ,  H04B7/0408 ,  H04B7/06

Abstract: A method for a terminal receiving signaling for a phase feedback can comprise the steps of: receiving, from a base station, control information including first information indicating whether the terminal must perform the phase feedback for a plurality of beams; and determining whether to perform the phase feedback on the basis of the control information.

公开(公告)号：US10784936B2

公开(公告)日：2020-09-22

申请号：US15576434

申请日：2016-01-27

Applicant: LG ELECTRONICS INC.

Inventor： Heejin Kim ,  Jiwon Kang ,  Kitae Kim ,  Kilbom Lee ,  Kungmin Park

IPC: H04W4/00 ,  H04B7/06 ,  H04B7/08 ,  H04B7/0404 ,  H04B7/024 ,  H04B7/0417 ,  H04W84/00 ,  H04L5/00 ,  H04W24/10

Abstract: The present specification relates to a method for transmitting and receiving a signal to/from a base station by a terminal in an inter-vehicle communication system, wherein the method for transmitting a signal may comprise: a step for receiving a reference signal; a step for feeding-back channel information on the basis of the received reference signal; and a step for receiving data on the basis of the channel information, and wherein the terminal includes a plurality of distributed antenna units (DUs), and if selection of whether each of the plurality of DUs is activated is possible, the channel information may include DU index set information and channel state information (CSI).