Samsung Electronics Co., Ltd.

Cheng Shan

Jin Kyu Han

Youn Sun Kim

Sung Tae Kim

Younsun Kim

In Ho Lee

Jung-Soo Woo

Yong-Ho Park

Geun-Ho Lee

Myung Hoon Yeon

Kiil Kim

Ho-dong Kim

Hyeon-Woo Lee

Young Bum Kim

Hyoung Ju Ji

Eun-Taek Lim

Sang-Bum Kim

Hyojin Lee

Joonyoung Cho

Hyoungju Ji

Do-Young Kim

Youngbum Kim

Seunghoon Choi

Juho Lee

Sangmin Ro

Dong-seek Park

Joon Young Cho

Bruno Clerckx

Young-Bin Chang

Youn-Sun Kim

Pan-Yuh Joo

Chang-Yoon Oh

David Mazzarese

Ju-Yeon Song

Jaehyuk Jang

Hyun-Jeong Kang

Sung-Jin Lee

Jae-Weon Cho

Ju Ho Lee

Mi-Hyun Lee

Sung-Kwon Hong

Joon-Young Cho

Ju-Ho Lee

Jin-Kyu Han

Young-Bum Kim

Sang Bum Kim

Kathiravetpillai Sivanesan

Yong-Jun Kwak

Ho-Kyu Choi

Seung-Hoon Choi

Hyoung-Ju Ji

Hyo-Jin Lee

Krishna Kamal Sayana

Baowei Ji

Ki Il Kim

Deok-Ki Kim

Ho-Dong Kim

Hyo Jin Lee

Joon-Young Choi

Shuangfeng Han

Jinkyu Han

Dong-Seek Park

Jinxia Cheng

Jae-Hyuk Jang

Jae-Ik Park

Youn Shic Kim

Zhen Wang

Hyoungju Jl

Yousun Kim

Ho Dong Kim

Krishna Sayana

Young-Bun Kim

A control information interpretation method of a terminal and a base station in a mobile communication system, and a terminal and a base station concerning the same, respectively, are provided. The control information interpretation method of a terminal includes receiving, by the terminal, control information including transport block information and antenna port related information; identifying whether a codeword 0 is enabled and a codeword 1 is disabled, or both the codeword 0 and the codeword 1 are enabled based on the transport block information; and interpreting the antenna port related information according to a result of the identification.

Method for indicating a DM-RS antenna port in a wireless communication system

A method and system for resource allocation is provided. A method includes transmitting, to the terminal, information including first information indicating a set of resource blocks associated with a control channel and second information indicating a number of symbols corresponding to the set of resource blocks by a radio resource control (RRC) message; transmitting, to the terminal, control information including information for downlink data on the control channel identified based on the first information and the second information; and transmitting, to the terminal, the downlink data on a data channel based on the control information. The set of resource blocks includes at least one control channel resource, and wherein a search space for the control channel of the terminal is defined based on an aggregation level, and a number of the at least one control channel resource.

Apparatus and method of resource allocation for data and control channels in a wireless communication system

A method for wireless communication by a terminal, a method for wireless communication by a base station, the terminal, and the base station, are provided. The method for wireless communication by the terminal includes receiving first information comprising a muting subframe interval, a subframe offset, and a muting position of a resource element in a resource block, checking presence of a data in a subframe, determining the resource element to be muted in the subframe based on the muting subframe interval, the subframe offset, and the muting position, if the data is present, and receiving the data on a physical downlink shared channel (PDSCH) based on the result of the determining step.

Device and method for communicating channel state information reference signal (CSI-RS) 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

A method and system for resource allocation is provided. A method includes identifying a set of resource blocks associated with a control channel for a terminal; transmitting, to the terminal, information on the set of resource blocks on a radio resource control signal, the information including first information indicating resource blocks included in the set of resource blocks and second information indicating a number of symbols corresponding to the set of resource blocks; transmitting, to the terminal, control information including information for downlink data on the control channel identified based on the first information and the second information; and transmitting, to the terminal, the downlink data on a data channel based on the control information. The set of resource blocks includes at least one control channel resource. A search space for the control channel of the terminal is defined based on an aggregation level, a number of the at least one control channel resource, and a number of a candidate associated with the control channel.

A method and system for resource allocation is provided. A method includes identifying bit map information on a set of resource blocks associated with a control channel for a UE, through radio resource control (RRC) signaling from a base station; receiving, from the base station, control information for downlink data on the control channel identified based on the bit map information; and receiving, from the base station, the downlink data on a data channel based on the control information. The control information is received on at least one control channel resource, which is included in the set of resource blocks. A search space for the control channel of the UE is defined based on an aggregation level, a number of the at least one control channel resource included in the set of resource blocks, and a number of a candidate associated with the control channel.

A method for transmitting control information by a base station in a wireless communication system is provided. The method includes determining a precoder to be applied to a resource and a Demodulation Reference Signal (DMRS) port, the resource being used to transmit the control information, and the DMRS port corresponding to the resource and being used to transmit a DMRS, precoding the resource and the DMRS port by using the determined precoder, and transmitting the control information and the DMRS to a user equipment.

Method and apparatus for transmitting control information in wireless communication systems

A method and apparatus are provided for transmitting and receiving Downlink Control Information (DCI) in a wireless communication system. A method includes generating downlink control information including an antenna port indicator comprising antenna port information and scrambling identity information; and transmitting, to a terminal, the downlink control information and data associated with the downlink control information. The scrambling identity information indicates one of two scrambling sequences, if a number of antenna ports indicated by the antenna port information is one and one transport block is enabled.

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

A control channel transmission/reception method and apparatus is provided. The base station of the present invention transmits configuration information on a control channel to a terminal, checks an aggregation level for use in transmitting the control channel, maps Demodulation Reference Signal (DMRS) to resource elements in a resource block depending on the aggregation level, determines, when the resource elements of the DMRS correspond to a first resource element set, whether to map the DMRS to resource elements corresponding to a second resource element set in the resource block, and transmits the DMRS and control channel to the terminal according to the determination result.

Method and apparatus for transmitting/receiving control channel in wireless communication system

A method and system for resource allocation for data and control channels is provided. A downlink transmission method of a base station in a the system includes determining, by the base station, whether resources for a terminal are restricted; determining a sub-set of resource blocks for the terminal from among all resource blocks, if the resources for the terminal are restricted; transmitting information about the sub-set of the resource blocks to the terminal; and allocating a first sub-sub-set of the sub-set of the resource blocks for control channel transmission, and a second sub-sub-set of the sub-set of the resource blocks for data channel transmission.

Growing community of inventors

Suwon-si, South Korea

Cheng Shan