Samsung Electronics Co., Ltd.

Heedon Gha

Jinyoung Oh

Jeongho Yeo

Taehyoung Kim

Seunghoon Choi

Youngbum Kim

Sungjin Park

Younsun Kim

Hyunseok Ryu

Taehan Bae

Hoondong Noh

Youngwoo Kwak

Cheolkyu Shin

Juho Lee

Donghan Kim

Yongjun Kwak

Junyung Yi

Jinkyu Kang

Youngrok Jang

Seongmok Lim

Hyoungju Ji

Jonghyun Bang

Ameha Tsegaye Abebe

The present disclosure relates to a communication method and system for converging a 5th-Generation (5G) communication system for supporting higher data rates beyond a 4th-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. The present invention presents a method for efficiently estimating a physical channel and, according to the present invention, a terminal of a communication system receives a synchronization signal from a base station, receives a broadcast channel from the base station, and can estimate the broadcast channel on the basis of the synchronization signal.

Method and apparatus for transmitting different uplink control information in wireless communication system

Disclosed are a communication method for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system therefor. The disclosure can be applied to intelligent services (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security and safety-related services, and the like) on the basis of a 5G communication technology and IoT-related technology. In addition, disclosed in the specification are: an adaptive retransmission method and device for delay reduction; a method and a device for selecting radio resource allocation and data size; and a method and a device for performing setting so as to enable different channels to share DMRS with each other.

Adaptive retransmission method and device for delay reduction in wireless cellular communication system

According to present disclosure, there is provided a method for repetitive transmitting physical uplink shared channel (PUSCH) to a multiple transmission and reception point (mTRP) performed by a user equipment (UE). The method comprises receiving, from a base station, downlink control information (DCI) including phase tracking reference signal (PTRS)—demodulation reference signal (DMRS) association information; based on the PTRS-DMRS association information, determining PTRS port for each sounding reference signal (SRS) resource set among a plurality of SRS resource set; and based on the determined PTRS port, transmitting PTRS.

Method and apparatus for transmitting and receiving uplink phase tracking reference signal for network cooperative communication system

The present disclosure relates to a communication technique for fusing, with an IoT technology, a 5G communication system for supporting a higher data transfer rate than a 4G system, and 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 businesses, security and safety-related services, on the basis of 5G communication technologies and IoT-related technologies. Disclosed is a setting method for an efficient uplink signal transmission of a terminal in a case where a plurality of waveforms are supported to efficiently operate an uplink in a next generation mobile communication.

Uplink transmission method and apparatus in cellular communication system

Methods and apparatuses in a wireless communication system are provided. Capability information regarding the terminal is transmitted. The capability information is associated with an X division duplexing (XDD) system. Resource configuration information is received based on the resource configuration information. A resource on which uplink control information (UCI) is to be transmitted is determined. The UCI is transmitted on the determined resource. The XDD system configures an uplink resource and a downlink resource in a same slot in different frequency resources.

Method and apparatus for transmitting overlapping uplink channels in wireless communication system

The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. A method for improving the coverage of an uplink channel for uplink transmission is provided. The method includes receiving, from a base station, configuration information including resource allocation information for transport block (TB) processing over multiple slots (TBoMS), repetitive transmission configuration information, and frequency hopping information, identifying whether repetitive transmission of the TBoMS is configured, based on the configuration information, determining a frequency hopping pattern between TBoMS repetitive transmissions based on the frequency hopping information and a number of slots for frequency hopping in case that the repetitive transmission of the TBoMS is configured, and performing the repetitive transmission of the TBoMS based on the frequency hopping pattern.

Method and apparatus for transmitting uplink channel in wireless communication system

The disclosure relates to a communication scheme and system for combining an Internet of things (IoT) technology with a fifth generation (5G) communication system for supporting a higher data transfer rate than a fourth generation (4G) system. The 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 business, and security- and safety-related services), based on a 5G communication technology and an IoT-related technology. A method by which the performance of joint channel estimation for multi-uplink repetitive transmission can be enhanced, and the coverage of an uplink channel can be improved is provided.

Methods and apparatuses are provided in which first downlink control information (DCI) for scheduling a physical downlink shard channel (PDSCH) is transmitted to a terminal. Second information indicating one among preset first values is included in the DCI. The PDSCH associated with the DCI is transmitted to the terminal. Acknowledgement information associated with the PDSCH is received from the terminal based on a first transmission time interval (TTI) determined based on both a TTI associated with the PDSCH and a value associated with the second information. The preset first values are numbers of at least one TTI between the TTI associated with the PDSCH and a TTI for transmission of the acknowledgement information associated with the PDSCH.

Method and device for determining uplink data and control signal transmission timing in wireless communication system

Method of terminal, terminal, method of base station, and base station in wireless communication system are provided. Method of a terminal in the wireless communication system includes receiving, from a base station via radio resource control (RRC) signaling, information for a rate matching resource, identifying resources that are unavailable for physical downlink shared channel (PDSCH) reception based on the rate matching resource, monitoring a physical downlink control channel (PDCCH) candidate except for at least one PDCCH candidate that overlaps with the identified resources, and receiving, from the base station, downlink control information (DCI) based on the monitoring of the PDCCH candidate.

Method and apparatus for transmitting and receiving control and data channels in wireless communication system

The 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). A method of a user equipment is provided. The method includes identifying a first bandwidth part for a cell and a second bandwidth part for the cell through radio resource control signaling; identifying a first control resource set on the first bandwidth part and a second control resource set on the second bandwidth part through the radio resource control signaling; and acquiring downlink control information for the second bandwidth part based on the first control resource set on the first bandwidth part being activated. A bandwidth part indicator, a frequency domain resource assignment, and a time domain resource assignment are included in the downlink control information.

Method and apparatus for transmitting downlink control information in wireless communication system

Methods and apparatuses are provided in a wireless communication system. Mini slot length information indicating mini slot length in a number of symbols is received from a base station via higher layer signaling. Downlink control information (DCI) including a number of mini slots for a hybrid automatic repeat and request (HARQ) feedback transmission is received from the base station. A mini slot for the HARQ feedback transmission is identified based on the mini slot length information and the number of mini slots for the HARQ feedback transmission. The HARQ feedback information is transmitted to the base station on a physical uplink control channel (PUCCH) based on the identified mini slot.

Method and device for transmitting/receiving control information in wireless communication system

Methods and apparatuses are provided in which information for a length of a short transmission time interval (STTI) is transmitted to a terminal. A timing advance for the terminal is transmitted to the terminal. The timing advance is included in a timing advance range among different timing advance ranges, and the timing advance range is associated with the information for the length of the STTI. A signal is transmitted to the terminal based on the information for the length of the STTI.

Transmission method and apparatus for reducing latency in wireless cellular communication

The disclosure relates to a communication scheme and system for convergence between an IoT technology and a 5G communication system for supporting a higher data transfer rate beyond a 4G system. The disclosure may be applied to intelligent services (e.g. smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, and security and safety-related services), based on a 5G communication technology and an IoT-related technology. In addition, the disclosure provides a method and an apparatus for reducing the power consumption of a terminal in a wireless communication system.

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Gyeonggi-do, South Korea

Heedon Gha