Lg Electronics Inc.

Yonsei University

Seunggye Hwang

Joonkui Ahn

Changhwan Park

Suckchel Yang

Seokmin Shin

Seonwook Kim

Jaehyung Kim

Kijun Kim

Bonghoe Kim

Hanjun Park

Youngdae Lee

Yunjung Yi

Sukhyon Yoon

Kwangseok Noh

Jongwoong Shin

Hyunsoo Ko

Jinwoo Kim

Daesung Hwang

Inkwon Seo

Hyangsun You

Hyukjin Chae

Byounghoon Kim

Soocheol Kyeong

Ilmu Byun

Sunghoon Lee

Hanbyul Seo

Seungmin Lee

Jiwon Kang

Kyuhwan Kwak

Oanyong Lee

Hyungtae Kim

Hyunho Lee

Youngtae Kim

Kukheon Choi

Hyunsu Cha

Jinyong Choi

Jeongsu Lee

Youngwoo Yun

Dongku Kim

Jeonghun Park

Chang Hwan Park

According to at least one of embodiments disclosed in the present specification, a user equipment may receive one or more Tracking Reference Signal (TRS) configurations for a Radio Resource Control (RRC) inactive mode or an RRC idle mode, receive a Physical Downlink Control Channel (PDCCH) carrying Downlink Control Information (DCI) in the RRC inactive mode or the RRC idle mode, and determine a TRS availability related to a specific TRS configuration among the one or more TRS configurations.

Method and device for transmitting and receiving sounding reference signals in wireless communication system

A method of receiving a physical downlink control channel (PDCCH) by a user equipment (UE) in a wireless communication system is provided. The method includes receiving, through a higher layer, (i) first information including a plurality of identifications (IDs) for a plurality of control resource sets (CORESETs) and (ii) second information related to resources of the plurality of CORESETs, determining an upper CORESET including the plurality of CORESETs based on the first information and the second information, and receiving the PDCCH through the upper CORESET. Each of the plurality of CORESETs is configured based on (i) a control channel element (CCE) supporting an aggregation level of 2n and (ii) N orthogonal frequency division multiplexing (OFDM) symbols, each of n and N being a positive integer and N being equal to or less than 3.

Method of transmitting and receiving downlink control channel and apparatus therefor

Various embodiments relate to a next generation wireless communication system for supporting a higher data transmission rate or the like than a 4th generation (4G) wireless communication system. According to various embodiments, a method for transmitting and receiving a signal in a wireless communication system and an apparatus supporting same may be provided, and various other embodiments may be provided.

Method for transmitting and receiving signal in wireless communication system, and apparatus supporting same

Disclosed are a method and device for transmitting and receiving a downlink channel on the basis of blind decoding in a wireless communication system. A method for a terminal to decode a downlink channel in a wireless communication system according to an embodiment of the present disclosure comprises: a step for transmitting capability information associated with one or more first monitoring schemes among a plurality of monitoring scheme candidates to a base station; a configuration information reception step for receiving configuration information about a second monitoring scheme among the plurality of monitoring scheme candidates from the base station, the complexity of the second monitoring scheme being no greater than that of the one or more first monitoring schemes; and a step for monitoring and decoding the downlink channel on the basis of the configuration information, wherein the plurality of monitoring scheme candidates may include a combined blind decoding (BD) scheme for the repeated transmission or split transmission of the downlink channel on a plurality of monitoring occasions (MO).

Blind decoding-based method and device for transmitting and receiving downlink channel in wireless communication system

Disclosed is a method of receiving a physical downlink control channel (PDCCH) through a search space (SS) set by a user equipment (UE) in a wireless communication system. The method includes transmitting first information related to the number of X slots and second information related to the number of at least one Y slot, and receiving a PDCCH through a UE-specific SS (USS) set within the at least one Y slot, based on the first information and the second information. The at least one Y slot is included in the X slots, and X and Y are positive integers.

A base station according to an embodiment of the present invention may determine multiple different RA-RNTIs, and transmit message 2 for a random access response on the basis that: the base station supports not only a random access procedure of a first type terminal having a first maximum terminal bandwidth, but also a random access procedure of a second type terminal having a second maximum terminal bandwidth smaller than the first maximum terminal bandwidth; message 1 including a PRACH preamble has been detected on a PRACH resource shared between the first type terminal and the second type terminal; and at least one of PRACH preamble sequences for the first type terminal is reused for the second type terminal.

Method for transmitting or receiving signal for wireless communication, and device therefor

According to an embodiment of the present disclosure, a method for transmitting, by a user equipment (UE), uplink data in a wireless communication system supporting a narrowband Internet of things (NB-IoT) system includes: receiving information related to a preconfigured uplink (UL) resource (PUR) for transmitting the uplink data in an RRC connected state; and transmitting the uplink data by using the preconfigured uplink resource (PUR) in an RRC idle state. In the transmitting of the uplink data, when the preconfigured UL resource (PUR) is a dedicated resource and there is no data to be transmitted in the preconfigured UL resource (PUR), transmission of the uplink data is skipped.

Method for transmitting uplink data in wireless communication system supporting narrowband internet of things, and apparatus therefor

A method for a terminal receiving a signal in a wireless communication system, according to one embodiment of the present invention, may comprise: receiving a specific signal giving an early indication of whether paging DCI will be provided in a PO configured for a paging operation in an idle mode or deactivation mode; and, on the basis of the specific signal, determining whether to skip a paging DCI detection procedure, wherein the specific signal may be a PDCCH signal carrying specific DCI configured for the idle mode or deactivation mode, and even if the specific DCI indicates that the paging DCI will be provided in at least one PO, on the basis that the specific DCI may be connected to a plurality of POs, a terminal may decide to skip the paging DCI detection procedure if the at least one PO in which the paging DCI is provided is not configured in the terminal.

Method and device for transmitting/receiving wireless signal in wireless communication system

The present invention relates to a method for performing a random access procedure in a wireless communication system and an apparatus therefor, the method comprising the steps of: receiving a physical downlink control channel (PDCCH) order, which indicates initiation of a random access procedure, from a base station; transmitting a random access preamble to the base station; and receiving a random access response message from the base station, wherein the step of receiving the random access response message comprises receiving downlink data together with the random access response message when the PDCCH order indicates downlink data transmission in Msg2.

Method for performing random access procedure and apparatus therefor

The present specification relates to a method for performing preconfigured uplink resource (PUR) transmission using a PUR in a wireless communication system, wherein the method performed by a terminal comprises the steps of: receiving, from a base station, PUR configuration information for the PUR transmission in an RRC connected state; and performing the PUR transmission to the base station in an RRC idle state on the basis of the PUR configuration information, the PUR configuration information comprising channel information for transmitting an ACK or NACK regarding downlink feedback.

Method for performing uplink transmission using preconfigured resource in wireless communication system, and apparatus therefor

According to at least one of embodiments of the present disclosure, a UE may receive paging early indication (PEI)-related information through higher-layer signaling, attempt to detect a PEI associated with 'M' paging occasions (POs) based on the PEI-related information, determine whether to perform or skip monitoring of a physical downlink control channel (PDCCH) in a specific PO related to the UE among the plurality of POs, based on the detected PEI, and receive at least one of paging downlink control information (DCI) carried by the PDCCH or a physical downlink shared channel (PDSCH) scheduled by the paging DCI, in a state in which the UE determines to perform monitoring of the PDCCH.

Method and apparatus for transmitting and receiving signal in wireless communication system

The present disclosure relates to a method for monitoring a search space (SS) through a preconfigured uplink resource (PUR) in a wireless communication system, and an apparatus therefor comprising: receiving PUR configuration information related to a repetition number of uplink signal transmission based on the PUR, in a radio resource control (RRC) connected state; transitioning from the RRC connected state to a specific state for a PUR operation; transmitting an uplink signal on a first resource of the PUR based on the repetition number; monitoring a PUR SS after a specific time offset from a transmission timing of the uplink signal; receiving, from the base station, an early acknowledgment (early ACK) for the uplink signal; and stopping, based on a reception of the early ACK, transmission of the uplink signal before a number of transmissions of the uplink signal reaches the repetition number.

Method for monitoring search space by means of preconfigured uplink resource in wireless communication system and device therefor

One disclosure in the present specification presents a method for a wireless device to receive a paging message. The method may comprise: a step of deciding a wake up signal occasion (WUSO) window for attempting to receive a wake up signal (WUS); and a step of monitoring a downlink control channel during a paging window so as to attempt to receive a paging message, if the WUS is received within the decided WUSO window. Here, the WUSO window may be decided according to a duration size and offset.

Performing discontinuous reception (DRX) operation based on downlink control information (DCI)

According to the present specification, a method for transmitting an uplink signal through a PUR in a wireless communication system comprises: receiving, and in a radio resource control (RRC) connected state, PUR configuration information for uplink signal transmission based on the PUR; transitioning from the RRC connected state to an RRC idle state; receiving, on a first resource of the PUR, a first (DCI) including first PUR update information for updating PUR configuration; and transmitting a first uplink signal on a second resource of the PUR on the basis of whether or not the first DCI has been received, wherein when the terminal successfully receives the first DCI, the first uplink signal is transmitted after the PUR configuration based on the first PUR update information is applied thereto irrespective of the presence or absence of data for uplink transmission on the second resource.

Method for transmitting uplink through preconfigured uplink resource in wireless communication system, and device therefor

The present invention relates to a method and apparatus for scheduling multiple transport blocks in a wireless communication system, and more particularly, the present invention relates to a method and an apparatus therefor, the method comprising: receiving downlink control information (DCI) for scheduling multiple transport blocks; and receiving or transmitting one or more transport blocks on the basis of the received DCI, wherein the DCI includes bit information in which first information and second information are joint coded, the first information is determined on the basis of an index of a bit in which a specific bit pattern first appears in the bit information, and the second information is determined on the basis of bits after the specific bit pattern in the bit information.

Growing community of inventors

Seoul, South Korea

Seunggye Hwang