Lg Electronics Inc.

Samsung Electronics Co., Ltd.

Lg Display Co., Ltd.

Chung Ang University Industry Academic Cooperation

Yonsei University

Hyungtae Kim

Kijun Kim

Jiwon Kang

Jonghyun Park

Kyuseok Kim

Haewook Park

Hanbyul Seo

Hanjun Park

Kunil Yum

Kilbom Lee

Hyunho Lee

Inkwon Seo

Suckchel Yang

Youngtae Kim

Byounghoon Kim

Eunsun Kim

Dae Won Lee

Seonwook Kim

Seongwon Go

Yunjung Yi

Sukhyon Yoon

Seungmin Lee

Bonghoe Kim

Daesung Hwang

Illsoo Sohn

Hyunsoo Ko

Minki Ahn

Joonkui Ahn

Seokmin Shin

Myoungseob Kim

Hyukjin Chae

Jaehoon Chung

Hakseong Kim

Duckhyun Bae

Dongyoun Seo

Changhwan Park

Sangrim Lee

Seunggye Hwang

Jihoon Kim

Byoung-Hoon Kim

Hyunsu Cha

Yo Han Kim

Youngseob Choi

Dong Ku Kim

Kilborn Lee

Kunii Yum

Minjung Lee

Changwook Jeong

Yong-Hun Kim

Hyuk Jin Chae

Min-Chul Park

Jisu Ryu

SeungMin Lee

Joonki Paik

Jeongah Ahn

Sanghoon Myung

Jang Hoon Yang

Jeonghoon Ko

Daewon Lee

Hyunjae Jang

Myung-Ho Seo

Janghoon Yang

Min Chul Jeon

Yunrong Li

Heejung Yang

Dongun Jang

Dongsun Kim

Wonjoon Ho

Chon-Wook Park

Yohan Kim

A method and an apparatus for transmitting and receiving channel state information (CSI) in a wireless communication system are disclosed. A method of performing downlink reception by a user equipment (UE) in a wireless communication system according to an embodiment of the present disclosure may comprise: receiving, from a base station, configuration information for two or more control resource set (CORESET) groups, each of the two or more CORESET groups including at least one CORESET; receiving, from the base station, information indicating two or more transmission configuration indicator (TCI) states; and based on the two or more TCI states, updating TCI state information for the two or more CORESET groups. Here, at least one of the two or more CORESET groups may include a specific CORESET associated with a plurality of TCI states.

Method and apparatus for downlink transmission and reception in wireless communication system

Disclosed are a method and device for transmitting and receiving an uplink in a wireless communication system. A method by which a terminal performs uplink transmission in a wireless communication system according to one embodiment of the present disclosure comprises the steps of: receiving, from a base station, first configuration information related to mapping between one or more uplink reference signals (UL RS) and one or more downlink (DL) RS; receiving, from the base station, second configuration information related to a plurality of spatial parameter candidates for uplink transmission; and performing uplink transmission in N (N≥1) transmission opportunities (TO) on the basis of at least one among N uplink default spatial parameters and N pathloss reference signals (PL RS). The N uplink default spatial parameters are respectively associated with the N TOs. The N PL RSs are respectively associated with the N TOs. The default uplink spatial parameter for a specific TO among the N TOs may be: one spatial parameter, specified by a predefined rule, among the plurality of spatial parameter candidates based on the second configuration information; or a UL RS mapped to the one spatial parameter on the basis of the first configuration information.

Method and device for transmitting and receiving uplink transmission based on default spatial parameters in wireless communication system

Disclosed are a method and a device for transmitting or receiving a PUSCH in a wireless communication system. A method for transmitting a physical uplink shared channel (PUSCH) according to an embodiment of the present disclosure may comprise the steps of: receiving first configuration information related to a sounding reference signal (SRS) from a base station; receiving downlink control information (DCI) for PUSCH scheduling from the base station; and transmitting the PUSCH to the base station. On the basis that the first configuration information includes information relating to multiple SRS resource sets, the PUSCH is transmitted at N (N is a natural number) transmission occasions (TOs), and the DCI includes multiple SRS resource indicator (SRI) fields, the PUSCH may be transmitted at each of the TOs on the basis of an SRS resource in an SRS resource set identified by one SRI field among the multiple SRI fields related to each of the TOs.

Method and device for transmitting or receiving PUSCH in wireless communication system

An uplink transmission and reception method and device in wireless communication system are disclosed. A method by which a terminal performs uplink transmission in a wireless communication system, according to one embodiment of the present disclosure, may comprise the steps of: receiving configuration information related to a plurality of sounding reference signal (SRS) resource sets; receiving downlink control information (DCI), which indicates at least one from among a first SRS resource set, a second SRS resource set, or the first SRS resource set and the second SRS resource set and includes information indicating at least one SRS resource in the indicated at least one SRS resource set; and performing the uplink transmission on the basis of the indicated at least one SRS resource.

Uplink transmission and reception method and device in wireless communication system

The present invention provides a method of reporting, by a UE, CSI in a wireless communication system, the method comprising: receiving, from a base station, a RRC signaling that comprises a plurality of reporting settings, wherein each reporting setting comprises a corresponding list of first values representing time offsets for transmitting a CSI report, forming a plurality of lists of first values; receiving, from the base station, DCI triggering the CSI report, wherein the DCI comprises an index value related to a time at which to transmit the CSI report on a PUSCH; determining, based on the DCI, a plurality of list entries; determining a second value that is largest among the plurality of list entries; and transmitting, to the base station, the CSI report on the PUSCH based on the second value.

Method for reporting Channel State Information in wireless communication system and apparatus for the same

A method and a device for transmitting/receiving a CSI-RS in a wireless communication system are disclosed. A method for receiving an aperiodic channel state information-reference signal (CSI-RS), according to one embodiment of the present disclosure, may comprise steps of: receiving, from a base station, downlink control information (DCI) for triggering the aperiodic CSI-RS; and receiving, from the base station, the aperiodic CSI-RS on the basis of the DCI, wherein, on the basis the scheduling offset of the aperiodic CSI-RS being smaller than the beam switch timing of a terminal, a quasi co-location (QCL) assumption of a downlink signal associated with the same CORESET pool index as the CORESET pool index of a control resource set (CORESET) for the DCI can be applied for the reception of the aperiodic CSI-RS.

Method and device for transmitting/receiving CSI-RS in wireless communication system

A method of transmitting, by a user equipment (UE), power measurement information related to beam reporting in a wireless communication system includes: receiving downlink control information (DCI) triggering reporting of the power measurement information; receiving a downlink reference signal for reporting of the power measurement information; and transmitting, to a base station, power measurement information determined based on the received downlink reference signal. A minimum required time for reporting of the power measurement information is (i) calculated as the sum of a first minimum required time from the last timing of the downlink reference signal to a transmission timing of the power measurement information and a second minimum required time between DCI triggering the downlink reference signal and reception of the downlink reference signal or (ii) calculated based on a pre-configured threshold value related to reporting of the power measurement information.

Transmitting and receiving power measurement information related to beam reporting in a wireless communication system

A method and an apparatus for transmitting and receiving channel state information (CSI) in a wireless communication system are disclosed. A method of performing CSI reporting by a user equipment (UE) in a wireless communication system according to an embodiment of the present disclosure may comprise: receiving, from a base station, configuration information related to the CSI reporting; receiving, from the base station, a first CSI-reference signal (CSI-RS) and a second CSI-RS based on the configuration information; and transmitting, to the base station, CSI acquired based on the first CSI-RS and the second CSI-RS. In here, a channel measurement resource for acquiring the CSI may include a first resource for the first CSI-RS and a second resource for the second CSI-RS, and the first resource and the second resource may be respectively associated with different Control Resource Set (CORESET) pool indices.

Method and apparatus for performing transmission and reception of channel state information in wireless communication

A method and an apparatus for performing uplink transmission/reception in a wireless communication system are disclosed. A method for performing communication by a user equipment (UE) according to an embodiment of the present disclosure includes receiving configuration information including information related to uplink transmission based on a configured grant (CG) from a base station; and based on the configuration information, performing an initial uplink transmission of a transport block (TB) in a first transmission occasion (TO) associated with a redundancy version (RV) which is 0 among a plurality of TOs, and the plurality of TOs correspond to a first sounding reference signal (SRS) resource set and a second SRS resource set.

Method and apparatus for performing uplink transmission or reception in wireless communication system

A method for a terminal to repeatedly transmit an uplink channel in a wireless communication system includes: an uplink channel mapping step for mapping one uplink channel to a plurality of transmission occasions (TO) associated with a plurality of transmission units (TU) that are fewer in number than the plurality of TOs, wherein each of one or more specific TUs among the plurality of TUs includes two or more contiguous TOs; a step for mapping a spatial relation reference signal (RS) to each of the plurality of TOs; and a step for transmitting the one uplink channel to a base station at each of the plurality of TOs on the basis of the spatial relation reference signals, wherein the spatial relation reference signals to be mapped to the two or more contiguous TOs included in the one or more specific TUs may be identical or different.

Method and device for repeatedly transmitting uplink channel in wireless communication system

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

The present specification relates to a method for a base station transmitting/receiving data in a wireless communication system. More specifically, a terminal receives, from the base station, configuration information for configuring a control resource set (CORESET). Then, on the basis of the configuration information, the terminal receives first downlink control information (DCI) and second DCI for generating an ACK/NACK using a dynamic method. The terminal receives, on a resource scheduled by the first DCI, a first physical downlink shared channel (PDSCH) and a second PDSCH, and transmits a first Ack/Nack for the first PDSCH and an Ack/Nack for the second PDSCH.

Method for transmitting/receiving data in wireless communication system, and device therefor

Presented in the present specification are a method for transmitting/receiving a physical downlink shared channel in a wireless communication system, and a device therefor. Particularly, a method performed by a terminal comprises the steps of: receiving configuration information about a control resource set (CORESET) of a first group and a CORESET of a second group; receiving a first physical downlink control channel (PDCCH) from the CORESET of the first group; receiving a first PDSCH on the basis of the first PDCCH; receiving a second PDCCH from the CORESET of the second group; and receiving a second PDSCH on the basis of the second PDCCH, wherein the first PDSCH and/or the second PDSCH can be received, on the basis of being scheduled within a scheduling offset, by using a default CORESET.

Method for transmitting/receiving physical downlink shared channel in wireless communication system, and device therefor

The method for a terminal receiving data may comprise the steps of: carrying out an access procedure; on the basis of the access procedure, receiving configuration information associated with physical control channel control resources, wherein one or more of the control resources included in the configuration information are each configured into a first control resource group or a second control resource group; receiving a first physical control channel and a second physical control channel on the basis of the configuration information; receiving a first physical data channel on the basis of the first control resource group which is associated with the control resource on which the first physical control channel is received; and receiving a second physical data channel on the basis of the second control resource group which is associated with the control resource on which the second physical control channel is received.

Method for carrying out access procedure and transmitting/receiving data in wireless communication system and device therefor

Disclosed are a method for transmitting and receiving downlink data in a wireless communication system, and a device for same. Specifically, a method for a user equipment (UE) to receive downlink data in a wireless communication system includes the steps of: receiving setting information for power measurement related to beam reporting; receiving a reference signal for the power measurement on the basis of the setting information; performing the power measurement on the basis of the reference signal; receiving downlink control information (DCI) through a reception beam determined on the basis of the power measurement; and receiving a plurality of transmission occasions on the basis of the DCI, wherein the DCI may include a transmission configuration indication (TCI) field, a plurality of TCI states may be indicated on the basis of the TCI field, the plurality of transmission occasions may correspond to the same transport block, the plurality of transmission occasions may be received in different time domain resources on the basis of time division multiplexing (TDM), and the number of the plurality of transmission occasions may be determined on the basis of the number of the plurality of TCI states.

Method for transmitting and receiving data repeatedly transmitted based on a transmission configuration indication (TCI) field in wireless communication system, and device for same

Growing community of inventors

Seoul, South Korea

Hyungtae Kim