Samsung Electronics Co., Ltd.

Yonsei University

Korea National University of Transportation Industry-academic Cooperation Foundation

Youn-Sun Kim

Hwan-Joon Kwon

Dong-Hee Kim

Hyo-Jin Lee

Ju-Ho Lee

Ho-Kyu Choi

Jin-Kyu Han

Hyoung-Ju Ji

Ki-Il Kim

Young-Woo Kwak

Joon-Young Cho

Seung-Hoon Choi

Hoon-Dong Noh

Young-Bum Kim

Dae-Gyun Kim

Cheol-Kyu Shin

Donghan Kim

Sang-Min Ro

Yu-Chul Kim

Jae-Sung Jang

Beom-Sik Bae

Jin-Young Oh

Cheol Mun

Jung-Soo Jung

Soon-Young Yoon

Hee-Won Kang

Krishna Kamal Sayana

Jeong-Ho Yeo

Jin-Weon Chang

Hyoung-Youl Yu

Jianzhong Zhang

Boon Loong Ng

Young-Han Nam

Hyojin Lee

Jae-Yoel Kim

Yong-Jun Kwak

Jae-min Ahn

Cheng Shan

Young-Kwon Cho

Youngrok Jang

Thomas David Novlan

Hoon Huh

Yu-Suk Yun

Jinkyu Han

Sooyong Choi

Han-Il Yu

Myung-Hoon Yeon

Kyeong-In Jeong

Chang-Hoi Koo

Sang-Bum Kim

Pan-Yuh Joo

Jin-Soo Park

Chan-Byoung Chae

Tae-Han Bae

Hyun-Woo Lee

Chung-Yong Lee

Jae-Heung Yeom

Sang-Hyun Yang

Seongbae Han

Jae-Min Ahn

Woo-Sang Hong

Dongheon Lee

Jaehyuk Jang

Sung-Ho Choi

Jung-Je Son

Hyun-Soo Kim

Kook-Heui Lee

Soeng-Hun Kim

Sung Tae Kim

Sung Hwan Won

Jin Kyu Han

Su-Ryong Jeong

Tae-Young Kim

Yong Chang

Song-Yean Cho

In Ho Lee

Sung-Oh Hwang

Chang-soo Park

Sung-jin Kim

Hyeon-Woo Lee

Hi-Chan Moon

Hyun-Suk Lee

Ji-Won Lee

Sung-Kwon Jo

Ji-Hoon Choi

Sang-Won Park

Sang-Min Bae

Sang-Soo Jeong

Jang-Won Lee

Chungyong Lee

Dae-Sik Hong

Dong-Seek Park

Seong-Ill Park

Heun-Chul Lee

Jong-Yoon Hwang

Jin-Woo Heo

Myeong-Sook Seo

Kyungsik Min

Ju-ho Lee

Ilgyu Choi

The present disclosure relates to a method of providing a pre-5-Generation (5G) or 5G communication system for supporting higher data rates Beyond 4-Generation (4G) communication system, such as Long Term Evolution (LTE). The method includes receiving configuration information comprising at least one information element indicating transmission resources for the reference signals, receiving downlink control information indicating that a transmission of at least one of the reference signals is activated, and receiving the at least one of the reference signals based on the configuration information, in response to receiving the downlink control information.

Method and apparatus for transmitting and receiving reference signal

A method, provided by the present disclosure, of transmitting a reference signal by a base station in a wireless communication system using a plurality of antenna ports including mapping wireless resources, for transmitting a reference signal, to a plurality of antenna ports for transmitting the reference signal; and using the wireless resources and transmitting the reference signal to a terminal through the mapped antenna ports. The mapping to the antenna ports is executed on the basis of a combination of a first mapping pattern between the wireless resources and the antenna ports and a second mapping pattern between the wireless resources and the antenna ports.

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

The present disclosure pertains to a method and an apparatus for generating a reference signal (RS) sequence and a data scrambling sequence. A method for a base station transmitting a reference signal according to an embodiment of the present disclosure may comprise the steps of: generating a reference signal sequence; and transmitting a reference signal corresponding to the generated reference signal sequence. The reference signal sequence can be generated using an initial sequence that is determined using a slot number in a transmission frame, a symbol number in a slot, and a scrambling identifier (ID).

Method and apparatus for generating reference signal sequence and for performing data scrambling in wireless communication system

The present disclosure relates to a 5G or pre-5G communication system for supporting a higher data transmission rate beyond a 4G communication system such as LTE. To this end, a base station using a large-scale antenna transmits, to a terminal, reference signal resource configuration information including multiple pieces of reference signal configuration information and reference signal port information, for transmission of a reference signal, and transmits the reference signal to the terminal using some or all of channel measurement resources indicated by the multiple pieces of reference signal configuration information and the reference signal port information included in the reference signal resource configuration information. In this case, the channel measurement resources may correspond to antenna ports, the number of which is indicated by a combination of the multiple pieces of reference signal configuration information and the reference signal port information.

Resource allocation device and method in large-scale antenna system

Provided are a method and apparatus for transmitting and receiving channel information in a wireless communication system. The method for transmitting and receiving channel information in a wireless communication system includes: receiving information about a channel information providing method from a base station; receiving, from the base station, a reference signal for measuring a channel status between the base station and the terminal; determining channel information for a plurality of services, based on the information about the channel information providing method and the reference signal; and transmitting, to the base station, the channel information for the plurality of services.

Method and apparatus for transmitting or receiving channel information in wireless communication system

A User Equipment (UE) in a wireless communication system using a Coordinated Multi-Point transmission/reception (CoMP) scheme receives Downlink Control Information (DCI) including CoMP control information, determines a starting position of a data channel on wireless resources, based on starting position information of a data channel included in the CoMP control information and used in each of a plurality of cells, and receives data from the plurality of cells starting from the determined starting position.

Method and apparatus for providing information about available wireless resources and determining the wireless resources used for data transmission

Coordinate multi-point (CoMP) transmission is facilitated by resolving collisions between feedback reporting. Based upon the conditions within the network, collision resolution may be by dropping a channel report during a subframe, multiplexing channel reports from a plurality of user equipment, compressing channel reports a plurality of user equipment, and combined reporting, either through joint reports or by using carrier aggregation, for conditions between a user equipment and a plurality of transmission points. New signaling and reporting formats facilitate selection of a collision resolution suitable for current network conditions.

Aperiodic and periodic CSI feedback modes for coordinated multi-point transmission

An apparatus and method for radio link monitoring in a wireless communication system are provided, in which a transmission point communicating with a network where a Base Station (BS) and at least one Remote Radio Head (RRH) coexist within a cell receives Reference Signal Configuration Information (RSCI) from the network to which the transmission point belongs, receives RSs of at least one RS type indicated by the received RSCI from the BS and the at least one RRH that coexist within the cell, and performs radio link monitoring using the received RSs of the at least one RS type.

Apparatus and method for radio link monitoring in a wireless communication system

A method and a terminal for transmitting a feedback signal by a terminal in a wireless communication system are provided. The method includes receiving, from a base station, a feedback information configuration; receiving, from the base station, a reference signal; estimating a channel between the base station and the terminal based on the reference signal; configuring channel component information associated with separating each of a plurality of channel elements of the channel according to components of the plurality of channel elements; configuring grouping information associated with grouping the plurality of channel elements; and transmitting feedback information including the configured channel component information and the configured grouping information.

Method for configuring feedback information to feed explicit channel state information back in wireless communication system

A method, provided by the present disclosure, of transmitting a reference signal by means of a base station in a wireless communication system using a plurality of antenna ports comprises the steps of: mapping wireless resources, for transmitting a reference signal, to a plurality of antenna ports for transmitting the reference signal; and using the wireless resources and transmitting the reference signal to a terminal through the mapped antenna ports. The step of mapping to the antenna ports is characterized by being executed on the basis of a combination of a first mapping pattern between the wireless resources and the antenna ports and a second mapping pattern between the wireless resources and the antenna ports.

Coordinate multi-point (CoMP) transmission is facilitated by resolving collisions between feedback reporting. Based upon the conditions within the network, collision resolution may be by dropping a channel report during a subframe, multiplexing channel reports from a plurality of user equipment, compressing channel reports from a plurality of user equipment, and combined reporting, either through joint reports or by using carrier aggregation, for conditions between a user equipment and a plurality of transmission points. New signaling and reporting formats facilitate selection of a collision resolution suitable for current network conditions.

Disclosed are: a communication technique for merging, with the Internet of Things (IoT) technology, a 5th-generation (5G) communication system for supporting a data transmission rate higher than that of a 4th-generation (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, health care, digital education, retailing, security and safety related services) on the basis of 5G communication technology and IoT related technology. One embodiment of the present invention enables a terminal to receive at least one reference signal from a base station in a mobile communication system, and to generate channel state information on the basis of the at least one reference signal so as to transmit the channel state information to the base station, wherein the at least one reference signal is received in a downlink pilot time slot (DwPTS) by using a resource determined on the basis of a special subframe configuration.

Method and device for transmitting and receiving channel state information in mobile communication system

The present disclosure relates to a 5G or pre-5G communication system for supporting a data transmission rate higher than a 4G communication system such as LTE. A method proposed in an embodiment of the present disclosure is a method for measuring a channel in a mobile communication system, comprising the: receiving, from a base station, configuration information for measuring a channel by using a reference signal; receiving the reference signal from the base station; measuring the channel by using the reference signal on the basis of the configuration information; and transmitting information on the measured channel to the base station, wherein the configuration information comprises at least one from among information related to time for measuring the channel and information related to a number of ports with respect to the reference signal.

Method and apparatus for measuring channel in mobile communication system

Growing community of inventors

Seongnam-si, South Korea

Youn-Sun Kim