公开(公告)号：US09986528B2

公开(公告)日：2018-05-29

申请号：US15503683

申请日：2015-08-13

Applicant: LG ELECTRONICS INC.

Inventor： Bonghoe Kim ,  Kijun Kim ,  Jonghyun Park ,  Hanjun Park ,  Hyangsun You

IPC: H04W64/00 ,  H04L5/00 ,  G01S5/10 ,  G01S5/02 ,  H04W24/10 ,  H04W88/08 ,  H04W88/02

CPC classification number: H04W64/003 ,  G01S5/02 ,  G01S5/0236 ,  G01S5/0252 ,  G01S5/10 ,  H04L5/0048 ,  H04W24/10 ,  H04W64/00 ,  H04W88/02 ,  H04W88/08

Abstract: The present invention relates to a method of measuring the position of a terminal by using a heterogeneous network signal. The method comprises receiving transmission time information that represents a time at which a signal for measuring the position of a terminal is transmitted; receiving a first signal from a reference cell at a time represented by the transmission time information; receiving a second signal from a measurement cell at a time represented by the transmission time information; calculating the difference between the time at which the first signal is received and the time at which the second signal is received to generate measurement information; and reporting the measurement information.

公开(公告)号：US09979455B2

公开(公告)日：2018-05-22

申请号：US15303897

申请日：2015-04-16

Applicant: LG ELECTRONICS INC.

Inventor： Yunjung Yi ,  Kijun Kim ,  Jonghyun Park ,  Suckchel Yang

IPC: H04L5/00 ,  H04B7/06 ,  H04B7/024 ,  H04W76/02 ,  H04B7/0456 ,  H04W88/02 ,  H04W88/08

CPC classification number: H04B7/0626 ,  H04B7/024 ,  H04B7/0456 ,  H04B7/0647 ,  H04L5/0057 ,  H04W76/15 ,  H04W76/16 ,  H04W88/02 ,  H04W88/08

Abstract: A method and apparatus for processing aperiodic channel state information (CSI) in a wireless communication system is provided. A user equipment (UE), receives a request for aperiodic CSI report, and assigns capability of the aperiodic CSI report for a master evolved NodeB (MeNB) and a secondary eNB (SeNB) in dual connectivity.

公开(公告)号：US09955479B2

公开(公告)日：2018-04-24

申请号：US15302477

申请日：2016-04-11

Applicant: LG ELECTRONICS INC.

Inventor： Bonghoe Kim ,  Jonghyun Park

IPC: H04W72/04 ,  H04L5/00 ,  H04L5/14 ,  H04W72/12

CPC classification number: H04W72/0446 ,  H04L5/0048 ,  H04L5/0051 ,  H04L5/0053 ,  H04L5/14 ,  H04L5/1469 ,  H04L27/2613 ,  H04W72/0413 ,  H04W72/1268

Abstract: A method for transmitting a sounding reference signal (SRS) by a user equipment (UE) in a wireless communication system supporting Time Division Duplex (TDD) includes: receiving transmission comb (TC) information indicating any one of a total of 4 TCs supported by a 4-TC SRS; mapping the 4-TC SRS to an SRS symbol of an Uplink Pilot Time Slot (UpPTS) of a TDD special subframe based on the TC information; and transmitting the 4-TC SRS through the UpPTS. In the mapping of the 4-TC SRS, the 4-TC SRS is mapped in a unit of 1 resource element (RE) per 4 REs on the SRS symbol based on a TC indicated by the TC information. The transmission of the 4-TC SRS is supported when a plurality of symbols are configured in the UpPTS.

公开(公告)号：US09907058B2

公开(公告)日：2018-02-27

申请号：US14760127

申请日：2014-03-04

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun Park ,  Hanbyul Seo ,  Seungmin Lee

IPC: G08C17/00 ,  H04W72/04 ,  H04L1/18 ,  H04L5/14 ,  H04W52/14 ,  H04W52/22 ,  H04W88/08 ,  H04W72/12

CPC classification number: H04W72/0413 ,  H04L1/1812 ,  H04L5/14 ,  H04W52/06 ,  H04W52/146 ,  H04W52/228 ,  H04W52/38 ,  H04W52/54 ,  H04W72/042 ,  H04W72/0473 ,  H04W72/1289 ,  H04W88/08

Abstract: The present invention relates to a wireless communication system and, more specifically, provides a method for controlling uplink power and a device therefor. The method whereby user equipment controls uplink transmission power in a wireless communication system according to one embodiment of the present invention may comprise the steps of: receiving configuration information regarding a plurality of subframe sets from a base station; receiving uplink grant information for scheduling uplink transmission in a plurality of subframes and transmission power control (TPC) information; and performing uplink channel transmission in the plurality of subframes. The TPC information may be applied to only one among the plurality of subframes if the plurality of subframes belong to one same subframe set among the plurality of subframe sets.

公开(公告)号：US09876619B2

公开(公告)日：2018-01-23

申请号：US15352259

申请日：2016-11-15

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun Park ,  Kijun Kim ,  Hanbyul Seo

IPC: H04W4/00 ,  H04L5/00 ,  H04W24/10 ,  H04W88/08

CPC classification number: H04L5/0048 ,  H04B7/0417 ,  H04B7/0491 ,  H04B7/0632 ,  H04L5/0035 ,  H04W24/10 ,  H04W88/08

Abstract: Disclosed is a method for transmitting and receiving a signal, by a terminal, in a wireless communication system. More particularly, the method comprises the steps of: receiving information about a plurality of reference signal resources from a base station; receiving information about one channel state information (CSI) process from the base station; and reporting CSI on the basis of the information about the one CSI process, wherein the information about the one CSI process comprises information indicative of at least one of the plurality of reference signal resources.

公开(公告)号：US09872259B2

公开(公告)日：2018-01-16

申请号：US14442351

申请日：2014-06-23

Applicant: LG Electronics Inc.

Inventor： Jonghyun Park ,  Hanbyul Seo ,  Seungmin Lee

IPC: H04W52/32 ,  H04L5/00 ,  H04L5/14 ,  H04W52/14 ,  H04B7/26 ,  H04W88/08 ,  H04L1/18

CPC classification number: H04W52/325 ,  H04B7/2656 ,  H04L1/1854 ,  H04L5/0048 ,  H04L5/0051 ,  H04L5/0092 ,  H04L5/14 ,  H04L5/1469 ,  H04W52/146 ,  H04W88/08

Abstract: Disclosed in the present application is a method for transmitting a sounding reference signal (SRS) from a terminal to a base station in a time division duplex (TDD) system. More specifically, the method comprises: a step of establishing a first subframe set and a second subframe set through an upper layer, and step of transmitting the sounding reference signal from a specific subframe to the base station, wherein the first subframe set and the second subframe set are configured by an uplink subframe and/or a special subframe, each of the first subframe and the second subframe is associated with a power control process for transmitting an uplink data channel, and wherein the transmission power of the sounding reference signal is determined on the basis of a specific power control process associated with a subframe set to which the specific subframe belongs, from among the first subframe set and the second subframe set.

公开(公告)号：US09871628B2

公开(公告)日：2018-01-16

申请号：US14775543

申请日：2014-07-29

Applicant: LG ELECTRONICS INC.

Inventor： Jonghyun Park ,  Kijun Kim ,  Hanbyul Seo ,  Hanjun Park ,  Byounghoon Kim ,  Hyungtae Kim ,  Hyunho Lee

IPC: H04L5/00 ,  H04B7/024 ,  H04W72/04 ,  H04B7/06 ,  H04W92/20

CPC classification number: H04L5/0035 ,  H04B7/024 ,  H04B7/0617 ,  H04B7/0632 ,  H04B7/0639 ,  H04B17/382 ,  H04L5/0023 ,  H04L5/0048 ,  H04L5/0094 ,  H04W72/0426

Abstract: The present invention relates to a wireless communication system, and more particularly, to a method and device for performing or supporting NIB coordinated multi-point (CoMP) transmission in a wireless communication system. The method for performing NIB CoMP transmission in the wireless communication system according to an embodiment of the present invention may include: receiving signaling comprising at least one CoMP hypothesis set and at least one benefit metric information bit from a first network node, at a second network node; performing CoMP transmission based on the at least one CoMP hypothesis set, at the second network node. The at least one CoMP hypothesis set and the at least one benefit metric information bit are defined in information element format included in the signaling, and information indicated by the at least one benefit metric information comprises specific information, for which the at least one benefit metric information configured as special value.

公开(公告)号：US09814030B2

公开(公告)日：2017-11-07

申请号：US14431223

申请日：2013-09-27

Applicant: LG ELECTRONICS INC.

Inventor： Hanjun Park ,  Kijun Kim ,  Jonghyun Park

IPC: H04W72/04 ,  H04B7/06 ,  H04L5/00 ,  H04L27/26

CPC classification number: H04W72/042 ,  H04B7/068 ,  H04B7/0684 ,  H04L5/0048 ,  H04L5/0053 ,  H04L27/2601 ,  H04L27/2602 ,  H04W72/0446

Abstract: A method for transmitting a channel state information reference signal (CSI-RS) in a specific downlink subframe having an extended cyclic prefix (CP) in a wireless communication system according to an embodiment of the present invention includes: generating a CSI-RS sequence and mapping the CSI-RS sequence to CSI-RS complex-valued modulation symbols; and mapping the CSI-RS complex-valued modulation symbols to at least one pattern of a first CSI-RS pattern set composed of a plurality of CSI-RS patterns and a second CSI-RS pattern set composed of a plurality of CSI-RS patterns, the CSI-RS patterns being composed of REs to which CSI-RS complex-valued modulation symbols are mapped, wherein the second CSI-RS pattern set is available when 2 OFDM symbols are used for a physical downlink control channel in the downlink subframe or a specific downlink control information format is configured.

公开(公告)号：US09801192B2

公开(公告)日：2017-10-24

申请号：US14893479

申请日：2014-06-17

Applicant: LG ELECTRONICS INC.

Inventor： Kijun Kim ,  Jonghyun Park ,  Hyunho Lee ,  Hyungtae Kim

IPC: H04W72/04 ,  H04W72/08 ,  H04J11/00 ,  H04L27/26 ,  H04W72/00 ,  H04L5/00 ,  H04W88/02

CPC classification number: H04W72/082 ,  H04J11/0053 ,  H04L5/0023 ,  H04L5/0048 ,  H04L5/0073 ,  H04L27/261 ,  H04W72/005 ,  H04W72/0446 ,  H04W88/02

Abstract: Provided herein is a method for interference cancellation for a UE having interference cancellation capability in a wireless communication system, the method comprising: receiving information on a reference signal transmitted from an interfering cell having the possibility of causing inter-cell interference; and attempting to detect the reference signal using the received information on the reference signal, wherein the information on the reference signal is received when the interfering cell and a serving cell of the UE have the same cyclic prefix (CP) length and are synchronized with each other.

公开(公告)号：US09794813B2

公开(公告)日：2017-10-17

申请号：US14426077

申请日：2013-09-04

Applicant: LG ELECTRONICS INC.

Inventor： Hyungtae Kim ,  Jonghyun Park ,  Kijun Kim

IPC: H04W24/08 ,  H04B17/309 ,  H04B17/345 ,  H04L5/00 ,  H04W72/08

CPC classification number: H04W24/08 ,  H04B17/309 ,  H04B17/345 ,  H04L5/0012 ,  H04L5/0048 ,  H04L5/0073 ,  H04W72/082

Abstract: The present invention relates to a wireless communication system. A method by which a terminal measures the interference of a neighboring base station in a wireless communication system, according to one embodiment of the present invention, can comprise the steps of: determining a first resource group and a second resource group, which respectively include resource elements of X number of zero-power channel state information reference signals (CSI-RS) for measuring interference; respectively selecting T (Y≦X) number of resource elements in the first resource group and the second resource group; and measuring the interference of a neighboring base station on the basis of the locations of the selected 2Y number of resource elements.