Samsung Electronics Co., Ltd.

Lg Electronics Inc.

Samsung Sdi Co., Inc.

Nexg Co., Ltd.

Chonnam National University

Donghan Kim

Seunghoon Choi

Younsun Kim

Jinyoung Oh

Youngbum Kim

Yongjun Kwak

Youngwoo Kwak

Taehyoung Kim

Jeongho Yeo

Hoondong Noh

Juho Lee

Cheolkyu Shin

Seung-Hoon Choi

Sungjin Park

Young-Bum Kim

Youn-Sun Kim

Heedon Gha

Jinhwan Park

Ju-Ho Lee

Hyoungju Ji

Sung-Ho Choi

Sung Hwan Won

Hyojin Lee

Hyoung-Ju Ji

Sangmin Ro

Sangsoo Jeong

Tae-Han Bae

Jin-Woo Park

Kyeong-In Jeong

Yong-Jun Kwak

Taehan Bae

Hee-Seok Lee

Jaehyuk Jang

Jaeho Lee

Sunghoon Kim

Jihye Kim

Hyunsun Yoo

Hyun Yeul Lee

Soeng-Hun Kim

Sanghoon Lee

Hyo-Jin Lee

Wook Bong Lee

Jihyun Kim

Sang-Bum Kim

Jung-Hwan Kim

Song-Yean Cho

Sora Kim

Seunghoon Lee

Jangwoo Lee

Hyun-Soo Chung

Sukgi Hong

Jin-Young Oh

Young-Woo Kwak

Hoon-Dong Noh

Cheol-Kyu Shin

Sang-Min Ro

Sa-Yoon Kang

Kwangwoon Ahn

Wooju Jeon

Kichul Choi

Jeong-Ho Yeo

Jayhyok Song

Byungjin Choi

Byongyong Yu

Ryounghee Kim

Sungdo Choi

Sunggi Kim

Han-Il Yu

Hangjin Ban

Eunji Hwang

Byungjik Kim

Inho Choi

Junyoung Park

Mitsuo Umemoto

Kiwon Noh

Seok-Won Lee

Sungwon Kim

Jeong-Kyu Ha

Jae Choon Kim

Seonghun Kim

Kyoungsei Choi

Sunghyun Ki

Chul-Woo Kim

Kwang-Jin Bae

Sungho Choi

Dong-ho Lee

Cha-Jea Jo

Sang-Soo Jeong

Gu-Sung Kim

Seojin Lee

Jeongwoo Kim

Jae-Wook Yoo

Sung-Woo Park

Sang-Hyun Chang

Seong-deok Hwang

Yun-Hyeok Im

Choongbin Yim

Tae-hyoung Kim

Jong-Sok Kim

Tsuyoshi Sugiura

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

The present disclosure relates to a communication technique of fusing a 5G communication system for supporting higher data transmission rate beyond a 4G system with an IoT technology and a system thereof. The system may be used for an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security and safety related service, or the like) based on the 5G communication technology and the IoT related technology. The present disclosure discloses a method and apparatus for inserting an index into a code block as a unit in which a channel code is executed and transmitting the same.

Method and apparatus for cell initial access and paging in wireless cellular 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

A linear compressor is provided. The linear compressor includes a cylinder, a piston configured to reciprocate inside the cylinder, the piston including a head portion and a sliding portion extending rearward from a radially outer edge of the head portion, a supporter including a plate disposed at a rear of the piston, an elastic body disposed in the piston, the elastic body including an outer side coupled to an inner circumferential surface of the piston, and a rod configured to extend axially, the rod including one side coupled to a radially central area of the elastic body and other side connected to a radially central area of the plate.

Linear compressor

An electronic device is disclosed. The electronic device according to the present disclosure includes a body, a neck formed at one side of the body, and a head formed on the neck, wherein the head comprises: a circular part connected to the neck; a protrusion part protruding from one side of the circular part and having a curvature that is greater than a curvature of the circular part; a speaker hole formed at at least one of the circular part and the protrusion part; and a band part formed at the periphery of the speaker hole, and the thickness of the band part may be greater than the thickness of the circular part or the protrusion part around the band part.

Electronic device

Disclosed are a communication method for merging, with an IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system therefor. The present disclosure can be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail business, security and safety-related services, and the like) on the basis of a 5G communication technology and an IoT-related technology. The present embodiment provides a method and an apparatus for a delay reduction mode operation of a base station and a terminal, and the base station of the present invention can: transmit, to the terminal, first information related to hybrid ARQ (HARQ) timing by means of higher layer signaling; transmit, to the terminal, scheduling information and second information related to the HARQ timing; transmit, to the terminal, data scheduled by the scheduling information; and receive, from the terminal, positive reception acknowledgement or negative reception acknowledgement (ACK/NACK) information with respect to the data according to the HARQ timing, which is determined on the basis of the first information and the second information.

Method and apparatus for transmitting and receiving downlink data corresponding to resource allocation information and indicator in mobile communication system

Disclosed are a communication method for merging, with an IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system therefor. The present disclosure can be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail business, security and safety-related services, and the like) on the basis of a 5G communication technology and an IoT-related technology. Disclosed are a method and an apparatus for supporting a reservation resource, and according to the present invention, a method for a base station in a communication system comprises a step of transmitting reservation resource-related information to a terminal, determining, on the basis of the reservation-related information, whether a first signal is mapped to the reservation resource and a resource, in which the first signal to be transmitted to the terminal is overlapped, and transmitting the first signal to the terminal on the basis of the determination.

Method and apparatus for transmitting and receiving random access preamble in wireless cellular communication system

A method and apparatus for determining a velocity and a direction of arrival (DoA) of an object includes transmitting a signal using a determined signal transmission order of transmission antennas, receiving a reflected signal with respect to the transmitted signal using reception antennas, generating virtual antennas based on an arrangement of the transmission antennas and an arrangement of the reception antennas, generating virtual signals with respect to the virtual antennas based on the reflected signal and the virtual antennas, calculating a first estimated phase and a second estimated phase that are different from each other based on the virtual signals, and determining the velocity and the DoA of the object concurrently based on the first estimated phase and the second estimated phase without performing additional processing.

Method and apparatus for determining object state

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 disclosure provides a method and an apparatus for coexistence of device-to-device communications and cellular communications in a mobile communications system.

Method and apparatus for coexistance of device-to-device communications and cellular communications in mobile communications system

A linear compressor includes a cylinder that defines a compression space of a refrigerant and has a cylindrical shape, and a piston disposed in the cylinder and reciprocating along an axis of the cylinder. The cylinder includes a supply port radially passing through the cylinder, and a recess formed on an inner circumferential surface of the cylinder and communicating with the supply port. The supply port includes a first supply port and a second supply port disposed in a rear of the first supply port, and the recess includes a first recess and a second recess disposed in a rear of the first recess. The first recess and the second recess are formed in different shapes.

A communication technique of fusing a 5generation (5G) communication system for supporting higher data transmission rate beyond a 4generation (4G) system with an Internet of Things (IoT) technology and a system thereof are provided. The communication technique 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, security and safety related service, or the like) based on the 5G communication technology and the IoT related technology. In order to support sufficient uplink coverage, two structures of an uplink control channel and a multiplexing method with other channels, a method in which long term evolution (LTE) and 5G systems coexist in a single carrier, and a method for reducing an overhead of downlink control information are provided.

Method and apparatus for multiplexing uplink channels in wireless cellular communication system

An electronic device configured to apply, to a first power amplifier (PA) input, one or more updated memory digital pre-distorter (mDPD) coefficient values is provided. The electronic device includes a processor; and a memory including a non-transitory computer readable storage medium storing instructions that, when executed, cause the processor to preload, from values stored in the memory of the electronic device, one or more mDPD coefficient values; transmit a training signal sequence while using the preloaded one or more mDPD coefficient values; receive the training signal sequence; update the one or more mDPD coefficient values based on the transmitted training signal sequence, the received training signal sequence, and the preloaded one or more mDPD coefficient values; and apply the updated one or more mDPD coefficient values to distort the first PA input.

System and method for efficient initialization of memory digital pre-distorter coefficients to reduce calibration time

A composite positive electrode active material includes: a first metal oxide that has a layered structure and is represented by Formula 1; and a second metal oxide that has a spinel structure and is represented by Formula 2, wherein the composite positive electrode active material includes a composite of the first metal oxide and the second metal oxide:LiMO&#x2003;&#x2003;Formula 1LiMeO&#x2003;&#x2003;Formula 2

Composite positive electrode active material, positive electrode including the same, and lithium battery including the positive electrode

Growing community of inventors

Osan-si, South Korea

Donghan Kim