公开(公告)号：US20180249446A1

公开(公告)日：2018-08-30

申请号：US15553969

申请日：2016-03-04

Applicant: LG ELECTRONICS INC.

Inventor： Hyangsun YOU ,  Hanbyul SEO ,  Yunjung YI ,  Daesung HWANG

IPC: H04W72/04 ,  H04L1/18

CPC classification number: H04W72/042 ,  H04L1/00 ,  H04L1/18 ,  H04L1/1812 ,  H04L5/00 ,  H04W4/70

Abstract: The disclosure of the present specification provides a method for receiving a downlink control channel, which is repeated on a plurality of downlink subframes, by a wireless device in a wireless communication system. The method may comprise the steps of: attempting, by the wireless device, blind decoding of the downlink control channel, using one or more of multiple scrambling codes; when the blind decoding is successful, determining, by the wireless device, a repetition level for the downlink control channel on the basis of a scrambling code by which the wireless device has been successful in the blind decoding; and determining, by the wireless device, the number of repetitions of the downlink control channel according to the repetition level.

公开(公告)号：US20180205512A1

公开(公告)日：2018-07-19

申请号：US15744310

申请日：2016-07-13

Applicant: LG ELECTRONICS INC.

Inventor： Hyangsun YOU ,  Yunjung YI ,  Bonghoe KIM

IPC: H04L5/00

Abstract: Provided is a device and method for transmitting or receiving an uplink channel or a downlink channel. In a wireless communication system, a user equipment: receives a physical downlink control channel (PDCCH) for the user equipment in subframe n; and repeatedly transmits a physical uplink shared channel (PUSCH) corresponding to the PDCCH within D subframe(s) out of every P subframes from subframe n+k, wherein each of k, D, and P is a positive integer, and P may be a predefined value greater than D.

公开(公告)号：US20180199290A1

公开(公告)日：2018-07-12

申请号：US15741169

申请日：2016-07-04

Applicant: LG ELECTRONICS INC. ,  KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： Inkyu BANG ,  JaYeong KIM ,  Dan Keun SUNG ,  Yunjung YI ,  Kijun KIM

IPC: H04W52/02 ,  H04W76/28 ,  H04W72/12

CPC classification number: H04W52/0245 ,  H04W24/02 ,  H04W24/08 ,  H04W36/00 ,  H04W52/02 ,  H04W52/0277 ,  H04W72/1231 ,  H04W76/28 ,  Y02D70/122 ,  Y02D70/1224 ,  Y02D70/1226 ,  Y02D70/1242 ,  Y02D70/126 ,  Y02D70/1262 ,  Y02D70/1264 ,  Y02D70/14 ,  Y02D70/142 ,  Y02D70/146 ,  Y02D70/23 ,  Y02D70/24

Abstract: Provided are a method by which a terminal selectively performs an operation on the basis of a terminal operation mode in a wireless communication system, and a device for supporting the method. The terminal determines a terminal group to which the terminal belongs, on the basis of a battery residual quantity and a battery residual quantity threshold value, calculates channel quality on the basis of a downlink reference signal, determines a terminal operation mode on the basis of the determined terminal group, the calculated channel quality, and the channel quality threshold value, and performs an operation on the basis of the determined terminal operation mode, wherein the terminal group can be any one of an energy insufficient group (EIG) and an energy sufficient group (ESG).

公开(公告)号：US20180192419A1

公开(公告)日：2018-07-05

申请号：US15580672

申请日：2016-06-13

Applicant: LG ELECTRONICS INC.

Inventor： Yunjung YI ,  Bonghoe KIM

IPC: H04W72/04 ,  H04L5/14 ,  H04W52/18

Abstract: A method and apparatus for performing cellular internet-of-things (CIoT) transmission in a wireless communication system is provided. A base station (BS) configures a frame in a CIoT carrier which is adjacent to a time division duplex (TDD) long-term evolution (LTE) carrier, and performs the CIoT transmission using the frame in the CIoT carrier. A downlink (DL) of the CIoT carrier may be adjacent to the TDD LTE carrier. Or, a DL and an uplink (UL) of the CIoT carrier may be adjacent to the TDD LTE carrier.

公开(公告)号：US20180123742A1

公开(公告)日：2018-05-03

申请号：US15561451

申请日：2016-04-15

Applicant: LG ELECTRONICS INC.

Inventor： Yunjung YI ,  Hyangsun YOU

IPC: H04L1/18 ,  H04W72/14

CPC classification number: H04L1/1854 ,  H04L1/00 ,  H04L1/08 ,  H04L1/1678 ,  H04L1/18 ,  H04L1/1812 ,  H04L1/1861 ,  H04L5/0055 ,  H04L5/0094 ,  H04L2001/0093 ,  H04W72/14

Abstract: A method and apparatus for transmitting a physical HARQ indicator channel (PHICH) in a wireless communication system is provided. A base station (BS) transmits multiple uplink (UL) grants for multiple user equipments (UEs), receives UL data from the multiple UEs, and transmits a group-common PHICH as a response to the UL data received from the multiple UEs.

公开(公告)号：US20180123741A1

公开(公告)日：2018-05-03

申请号：US15859090

申请日：2017-12-29

Applicant: LG ELECTRONICS INC.

Inventor： Hyangsun YOU ,  Joonkui AHN ,  Yunjung YI ,  Suckchel YANG ,  Bonghoe KIM ,  Dongyoun SEO

IPC: H04L1/18 ,  H04L27/26 ,  H04L5/00 ,  H04L1/08 ,  H04L5/14

Abstract: A method for transmitting data by a transmitting device, incudes applying, by the transmitting device, a redundancy version (RV) to a data channel; applying, by the transmitting device, a scrambling sequence to the data channel; and transmitting, by the transmitting device, the data channel, wherein the data channel is transmitted repeatedly in N consecutive subframes, where N is a positive integer greater than 1, wherein the RV for the data channel is changed once every R consecutive subframes in the N consecutive subframes, where R is a predefined positive integer greater than 1 and less than N, and wherein the scrambling sequence for the data channel is applied per subframe to the data channel and stays the same for a block of R consecutive subframes over which the RV for the data channel stays the same.

公开(公告)号：US20180110045A1

公开(公告)日：2018-04-19

申请号：US15567951

申请日：2016-04-18

Applicant: LG ELECTRONICS INC.

Inventor： Hyangsun YOU ,  Yunjung YI

IPC: H04W72/04

CPC classification number: H04W72/0446 ,  H04J11/00 ,  H04L1/00 ,  H04L1/08 ,  H04L5/0053 ,  H04L5/0064 ,  H04W4/70 ,  H04W72/042

Abstract: The disclosure of the present specification provides a method for receiving a downlink control channel in a low-capability (LC) or low-cost (LC) apparatus. The method may comprise a step of determining a search space for monitoring the downlink control channel, wherein the search space can be defined by a candidate of the downlink control channel according to a set level and a repetition level. Each candidate can be repeated on a plurality of consecutive subframes which start from a start subframe. The location of the start subframe can be determined by a value obtained from an RRC signal. The method may comprise a step of decoding each candidate of the downlink control channel repeated on the consecutive subframes.

公开(公告)号：US20180102806A1

公开(公告)日：2018-04-12

申请号：US15560108

申请日：2016-03-31

Applicant: LG ELECTRONICS INC.

Inventor： Yunjung YI ,  Joonkui AHN ,  Hanbyul SEO ,  Suckchel YANG

IPC: H04B1/713 ,  H04W4/00 ,  H04L5/00 ,  H04W72/04

CPC classification number: H04B1/713 ,  H04B1/7136 ,  H04L5/0007 ,  H04L5/0012 ,  H04L5/003 ,  H04W4/70 ,  H04W72/0406 ,  H04W72/0446

Abstract: A method and apparatus for communicating with a machine type communication user equipment (MTC UE) in a wireless communication system is provided. A base station (BS) configures a radio frame for the MTC UE based on a duration of a frequency hopping subframe group (FH-SFG), and communicates with the MTC UE by using the configured radio frame.

公开(公告)号：US20180091280A1

公开(公告)日：2018-03-29

申请号：US15568777

申请日：2016-04-28

Applicant: LG ELECTRONICS INC.

Inventor： Bonghoe KIM ,  Yunjung YI

IPC: H04L5/00 ,  H04B7/06 ,  H04W4/00 ,  H04W72/08 ,  H04W72/04

CPC classification number: H04L5/0057 ,  H04B7/0417 ,  H04B7/0626 ,  H04L1/00 ,  H04L1/1671 ,  H04L1/189 ,  H04L5/0044 ,  H04L5/0053 ,  H04L23/00 ,  H04W4/70 ,  H04W72/0413 ,  H04W72/082 ,  H04W72/14

Abstract: The present invention relates to a wireless access system supporting machine type communication (MTC) and, particularly, to: a method by which an MTC terminal receives a channel state information index and feeds back channel state information on the basis of the channel state information index; and devices for supporting the method. As one aspect of the present invention, the method by which an MTC terminal feeds back channel state information (CSI) in a wireless access system for supporting machine type communication (MTC) can comprise the steps of: receiving an upper layer signal including a CQI index selected from a mother channel quality information (CQI) table; receiving a physical downlink shared channel (PDSCH) repeatedly transmitted on the basis of a modulation scheme and coding rate indicated by the CQI index; measuring CSI for the PDSCH; and feeding back the measured CSI, wherein the mother CQI table is set to include up to a signal to interference plus noise ratio (SINR) area for a maximum coverage enhancement (CE) level supported in a network, and the CQI index can be selected in consideration of a CE level supportable by the MTC terminal.

公开(公告)号：US20180070322A1

公开(公告)日：2018-03-08

申请号：US15809964

申请日：2017-11-10

Applicant: LG ELECTRONICS INC.

Inventor： Joonkui AHN ,  Byounghoon KIM ,  Suckchel YANG ,  Hanbyul SEO ,  Yunjung YI

IPC: H04W52/36 ,  H04W72/04 ,  H04W52/14

CPC classification number: H04W52/365 ,  H04W52/146 ,  H04W52/34 ,  H04W52/38 ,  H04W72/0446

Abstract: Provided are a method and an apparatus for controlling transmission power in a wireless communication system. A wireless device is connected to a first serving cell utilizing a licensed band and a second serving cell utilizing a non-licensed band. The transmission power from the second serving cell is determined by considering the clear channel assessment (CCA) coverage of the wireless device or the second serving cell.