Samsung Electronics Co., Ltd.

Industry-University Cooperation Foundation Hanyang University

Pohang University of Science and Technology Foundation

University Public Corporation Osaka

Jinkyu Kang

Youngbum Kim

Seunghoon Choi

Taehyoung Kim

Jinyoung Oh

Jeongho Yeo

Hoondong Noh

Kitae Park

Sungjin Park

Taehan Bae

Hyoungwoo Choi

Hyun Chul Lee

Sangmin Ji

Younsun Kim

Joonseon Jeong

Hyoungju Ji

Hyunchul Lee

Hyunseok Ryu

Cheolkyu Shin

Hyukjae Kwon

Jaeduk Lee

Seokwhan Chung

Ryounghee Kim

Euncheol Do

Hyeokjo Gwon

Raeyoung Lee

Jonghyun Bang

Dongwook Kim

Jinhyun Park

Heedon Gha

Heecheol Yang

Soojin Park

Sejun Park

Sejin Yook

Ikhyun An

Juho Lee

Jinhwan Park

Tadao Yagi

Junhwan Ku

Kwangmyung Cho

Sangwon Park

Ilhwan Kim

Minsang Kim

Changduk Kang

Soonchun Chung

Dongsik Yang

Chilhee Chung

Taeksoo Kim

Hyeyun Kim

Min Tae Ryu

Jiae Yun

Masaaki Okubo

Sunghaeng Lee

Woojae Jang

Hongsoon Rhee

Tomoyuki Kuroki

Jaeseung Han

Nagjong Kim

Soyeong Gwak

Haruhiko Yamasaki

Inhyuock Cho

Gihyun Song

Changhwan Shin

Guyeon Han

Daehoon Park

Hyomin Lee

Hyeji Lee

The present disclosure relates to a communication technique for combining an IoT technology with a 5G communication system for supporting a higher data transmission rate than a 4G system, and a system therefor. The present disclosure can be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail businesses, security and safety-related services, and the like) on the basis of 5G communication technologies and IoT-related technologies. A method for a terminal in a wireless communication system, according to the present disclosure, comprises: measuring reference signal received power (RSRP) values corresponding to respective synchronization signal blocks (SSBs) on the basis of a plurality of SSBs which have been transmitted by a base station; identifying a coverage enhancement (CE) level of the terminal on the basis of the measured RSRP values and at least one RSRP threshold; and transmitting at least one random access preamble to the base station on the basis of the identified CE level.

Method and apparatus for repeated random access preamble transmission and reception in wireless communication system

Disclosed is a method performed by a terminal in a wireless communication system, including receiving, from a base station, at least one parameter for a search space, monitoring, on the search space, downlink control information (DCI) related with power saving, the search space being identified based on the at least one parameter, and the DCI related with the power saving including a wake up signal indicating whether to monitor a physical downlink control channel (PDCCH) and a bandwidth part (BWP) indication related with the wake up signal, and performing a PDCCH monitoring based on the wake up signal and the BWP indication included in the DCI related with the power saving.

Method and apparatus for monitoring control information in wireless communication system

The present disclosure relates to a communication technology for combining, with IoT technology, a 5G communication system for supporting a higher data transmission rate than a 4G system, and to a system therefor. The present disclosure may be applied to intelligent services, such as smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail, and security and safety related services, on the basis of 5G communication technologies and IoT-related technologies. The present invention may provide a method and apparatus by which a base station provides instructions on time and frequency offset information to a UE so as to correct the time and frequency by a value offset from the provided time and frequency offset information.

Method and apparatus for instructions regarding time and frequency offset in communication system

The present disclosure relates to a method and apparatus for performing grant-free transmission and reception in a wireless communication system, and a grant-free reception method performed by a terminal in a mobile communication system according to an embodiment of the disclosure includes receiving, from a base station, configuration information related to downlink semi-persistent scheduling (SPS) and configuration information related to a data indication signal (DIS), receiving, from the base station, downlink SPS activation indication information, monitoring the DIS based on the configuration information related to the DIS, and when the DIS is detected or when the DIS is detected and monitoring indication information for a downlink data channel is obtained from the DIS, monitoring the downlink data channel based on at least one of the configuration related to downlink SPS and the downlink SPS activation indication information.

Method and device for transmission and reception based on non-approval in wireless communication system

A recyclable ceramic catalyst filter, a filtering system including the same, and a method of managing the filtering system are provided. The ceramic catalyst filter has a monolithic structure including a first surface which blocks a first material; and a second surface which removes a second material that passed through the first surface, where the second surface is activated and operates as a catalyst layer which removes the second material in response to energy supplied to the second surface.

Recyclable ceramic catalyst filter, filtering system including the same, and method of managing the filtering system

An operating method of a terminal in a wireless communication system may include receiving, from a base station, configuration information for repetitive transmissions of uplink data, based on the configuration information, determining a redundancy value (RV) value of the uplink data, and transmitting the uplink data based on the RV value, wherein the determining of the RV value may include determining the RV value by comparing a number of symbols configured by the base station with a number of symbols used for the repetitive transmissions of the uplink data.

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

The disclosure relates to a method performed by a UE in a wireless communication system. A method performed by a UE in a wireless communication system according to an embodiment may include receiving resource configuration information in a time domain for UL or DL in a plurality of BWPs from a BS, receiving information about an activated BWP from the BS, determining a UL resource or a DL resource in the time domain corresponding to the activated BWP based on the resource configuration information and the information about the activated BWP, and communicating with the BS based on the UL resource or the DL resource of the time domain corresponding to the activated BWP.

Method and apparatus for configuring bandwidth part in wireless communication system

An air purifier includes an air inlet portion through which polluted air flows in, a plasma reaction portion connected to and in fluid communication with the air inlet portion and including a discharge region generating discharge plasma, a gas-liquid mixing portion connected to and in fluid communication with the plasma reaction portion, and including a gas-liquid mixing portion housing, a droplet spraying device arranged in the gas-liquid mixing portion housing and including at least one spray nozzle spraying fine droplets, and a fluid mixing device which mixes the fine droplets with first purified air transferred from the plasma reaction portion, and a gas-liquid contact portion connected to and in fluid communication with the gas-liquid mixing portion, defining micro-channels through which a gas-liquid mixture fluid transferred from the gas-liquid mixing portion passes, and including an impactor which captures droplets from the gas-liquid mixture fluid.

Air purifier and air purifying method

The present disclosure relates to a communication technique for convergence between IoT technology and a 5G communication system for supporting a higher data transmission rate beyond a 4G system, and a system therefor. The present disclosure may be applied to intelligent services (e.g. smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail businesses, security and safety-related services, etc.) on the basis of 5G communication technologies and IoT-related technologies. In addition, the present disclosure provides a method and an apparatus for reducing terminal power consumption in a wireless communication system. A method of a terminal in a wireless communication system according to an embodiment of the present disclosure may comprise the steps of: receiving control information indicating a minimum offset related to the time interval between a control channel and a data channel scheduled by the control channel from a base station; identifying an application latency time related to subcarrier spacing of the control channel and a reception symbol position of the control information; and after the passage of the application latency time from a slot receiving the control information, transmitting or receiving the control channel and the data channel to or from the base station on the basis of the minimum offset.

Method and apparatus for reducing terminal power consumption in wireless communication system

The disclosure relates to a method of performing communication in a wireless communication system. According to an embodiment of the disclosure, a terminal may receive physical downlink control channel (PDCCH) configuration information and rate matching configuration information from a base station, identify resource elements (REs) overlapping a rate matching resource from among REs included in PDCCH candidates, based on the PDCCH configuration information and the rate matching configuration information, and monitor a PDCCH candidate including the identified REs from among the PDCCH candidates, based on whether a number of ports of signals transmitted via the rate matching resource exceeds a preset value.

Method and device for performing communication in wireless communication system

The present disclosure relates to a communication technique that merges IoT technology with a 5G communication system for supporting higher data transmission rates than 4G systems, and a system for same. The present disclosure may be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail business, security and safety-related services, etc.) on the basis of 5G communication technology and IoT-related technology. The invention of the present disclosure is a method performed by a terminal of a communication system, the method being characterized by comprising receiving physical uplink control channel (PUCCH) setting information from a base station, receiving a downlink control channel (DCI) which schedules downlink data from the base station, receiving the downlink data, and repeatedly transmitting, to the base station, hybrid automatic repeat request acknowledgement (HARQ-ACK) information for the downlink data on the PUCCH, wherein the PUCCH setting information includes at least one piece of information among a plurality of PUCCH formats for repeatedly transmitting the PUCCH, a set of one or more start symbols, a set of one or more numbers of PUCCH symbols, and the total number of slots or symbols for finishing the PUCCH repetition.

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

The present disclosure relates to a method and apparatus for transmitting uplink transmission channels in a wireless communication system. A method, performed by a user equipment (UE), of transmitting an uplink channel includes: determining a transmission resource of at least one physical uplink control channel (PUCCH) for transmitting uplink control information (UCI), determining a transmission resource of a first physical uplink shared channel (PUSCH) to be transmitted to a first transmission and reception point (TRP), the first PUSCH overlapping the at least one PUCCH on a time resource, determining a transmission resource of a second PUSCH to be transmitted to a second TRP, the second PUSCH overlapping the at least one PUCCH on the time resource, multiplexing the UCI to at least one PUSCH from among the first PUSCH and the second PUSCH, transmitting the first PUSCH to the first TRP, and transmitting the second PUSCH to the second TRP.

Method and apparatus for transmitting uplink control information through multiple uplink channels in wireless communication system

The disclosure relates to a method and apparatus for transmitting and receiving a signal in a wireless communication system. An operating method of a terminal in a wireless communication system includes receiving, from a base station, information related to a position of a symbol in which a synchronization signal block is transmitted in a time domain, determining whether a position of a symbol configured to transmit an uplink signal overlaps the position of the symbol in which the synchronization signal block is transmitted in the time domain, in case that the position of the symbol configured to transmit the uplink signal overlaps the position of the symbol in which the synchronization signal block is transmitted in the time domain, determining whether a time or frequency-division duplexing (XDD)-related indicator is configured or received, and transmitting the uplink signal to the base station, based on a result of the determining whether the XDD-related indicator is configured or received.

Receiving signal in a wireless communication system

A porous composite structure including a substrate including a plurality of nanostructures; a particle layer disposed on a surface of the substrate; and a liquid, a method of preparing the porous composite structure, an article including the porous composite structure, and an air purifier including the porous composite structure.

Porous composite structure, method of preparing the same, article including the same, and air purifier including the same

The present disclosure relates to a communication method and system for converging a 5-Generation (5G) communication system for supporting higher data rates beyond a 4-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. Disclosed are a method and an apparatus for transmitting and receiving a physical-layer channel in consideration of a priority in a wireless communication system.

Method and apparatus for transmitting and receiving physical-layer channel in consideration of priority in wireless communication system

Growing community of inventors

Suwon-si, South Korea

Jinkyu Kang