Samsung Electronics Co., Ltd.

Korea Advanced Institute of Science and Technology

Won Jae Shin

Chang Yong Shin

Won Jong Noh

Hyun Ho Choi

Kyung Hun Jang

Dong Jo Park

Young Jun Hong

Jong Bu Lim

Nam Yoon Lee

Jung Hyun Park

Min Su Kim

Nam Hyung Kim

Yong Ho Cho

Chang Min Lee

Yong Jun Yu

Il Gyu Jung

In Su Choi

Deok Ho Seo

Dong Ho Cho

Do-Han Kim

Jung Min Moon

Kwang Hoon Han

Sang Uk Park

Joon Tae Kim

Wan Gyun Choi

Cheul Soon Kim

Myung Gil Kang

Tae Soo Kwon

Yong Hoon Lee

Dae-Jeong Kim

Dae Jeong Kim

Eun Seok Ko

Young Chul Sung

Nam-Yoon Lee

Do Han Kim

Chang Bae Yoon

Seung Won Choi

An electronic device including a memory device with improved reliability is provided. The semiconductor device comprises a data pin configured to transmit a data signal, a command/address pin configured to transmit a command and an address, a command/address receiver connected to the command/address pin, and a computing unit connected to the command/address receiver, wherein the command/address receiver receives a first command and a first address from the outside through the command/address pin and generates a first instruction on the basis of the first command and the first address, and the computing unit receives the first instruction and performs computation based on the first instruction.

Semiconductor device and electronic device including the same

A semiconductor device including a memory device which has improved reliability is provided. The semiconductor device comprises at least one data pin configured to transfer a data signal, at least one command address pin configured to transfer a command and an address, at least one serial pin configured to transfer a serial data signal, and processing circuitry connected to the at least one data pin and the at least one serial pin. The processing circuitry is configured to receive the data signal from outside through the at least one data pin, and the processing circuitry is configured to output the serial data signal through the at least one serial pin in response to the received data signal.

Semiconductor device and electronic device with serial, data transfer mechanism

A memory module includes a memory device configured to receive a first refresh command from a host, and perform a refresh operation in response to the first refresh command during a refresh time, and a computing unit configured to detect the first refresh command provided from the host to the memory device, and write a first error pattern at a first address of the memory device during the refresh time.

Memory module and operating method

A method of assigning and managing reference signals in a multi-cell environment, and a network device and a terminal for applying the method, are provided. Reference signal patterns may be assigned to multiple femtocells through a long term coordination of a central control unit that is used to control multiple cells.

Method for assigning and managing reference signals in a multi-cell environment, and network device and terminal for applying the method

Disclosed is a relay method for relaying temporal-spatial block code scheme-based data using a plurality of relay terminals. An embodiment comprises the steps of: generating an effective interference channel matrix on the basis of interference channel matrixes between source terminals and destination terminals; calculating a basis matrix indicating a null space of the effective interference channel matrix; generating an effective channel matrix on the basis of channel matrixes between the source terminals and the destination terminals; and generating beamforming matrixes for relay terminals on the basis of the effective channel matrix and the basis matrix.

Relay method and relay system for relaying temporal-spatial block code scheme-based data using multiple relay terminals

Provided are a base station and a plurality of member nodes for transmitting and receiving network coding based multicast traffic. The base station may transmit multicast traffic, and the member node may transmit an acknowledgement (ACK) signal based on received multicast traffic. A determination made be made as to whether the multicast traffic is to be retransmitted, based on a number of member nodes transmitting ACK signals.

Base station and a plurality of member nodes for transmitting and receiving network coding based multicast traffic

A method of determining a pair of a target transmission node and a target reception node distributedly and concentratedly using a cooperation header in a multi-hop network performing interference neutralization, is provided. The method of distributedly determining the pair of the transmission node and the reception node includes determining whether any of other reception nodes broadcasts a pair configuration message to configure a pair between a corresponding one of the other reception nodes and the transmission node. The method further includes configuring the pair between the transmission node and the reception node based on the determination.

Method for determining pair of target receiver and target transmitter distributedly and concentratedly using cooperation header in a multi-hop network performing interference neutralization

Methods and apparatuses for transmitting data based on cooperation of member nodes belonging to a multicast group is provided. The method may include transmitting multicast packets through a first communication network to member nodes belonging to a multicast group and the member nodes receiving the same multicast packets; and retransmitting the multicast packets upon determination that no member node has completed reception of the multicast packets.

Apparatus and method for transmitting data based on cooperation of member nodes belonging to multicast group

Provided are a communication method and apparatus for device-to-device (D2D). More particularly, the communication method for D2D includes configuring a network topology using at least one cooperating base station to communicate among devices included in multiple heterogeneous cells, creating an association between multiple device pairs and at least one base station based on configuring the network topology, and determining a cooperation context for communication among the multiple device pairs is provided. The communication apparatus carries out such a method.

Communication method and apparatus for device-to-device (D2D)

A communication method of a macro base station, a macro terminal, a micro base station, and a micro terminal determines an interference control scheme for each interference condition between a micro cell and a micro cell and between a macro cell and a micro cell in a hierarchical cellular network, and controls interference in the hierarchical cellular network where a detailed operation for each determined interference control scheme, a message associated with the detailed operation, and a resource management scheme are defined.

Communication method of macro base station, macro terminal, micro base station, and micro terminal for interference control in hierarchical cellular network

A method of multi-hop cooperative communication includes recognizing a plurality of relays capable of cooperating with one another to amplify or quantize and forward mixed signals received from a plurality of different nodes, selecting a transmission mode from a direct mode for transmission from a base station directly and a cooperation mode for transmission from the base station via the plurality of relays, transmitting data from the base station directly to a terminal through a first radio resource in the direct mode in response to the selected transmission mode being the direct mode, and transmitting data from the base station to the terminal via the plurality of relays through a second radio resource in the cooperation mode in response to the selected transmission mode being the cooperation mode.

Method of multi-hop cooperative communication from terminal and base station and network for multi-hop cooperative communication

Provided is a communication method of a base station and a terminal for enhancing a recovery performance of a signal using a feedback control message. The feedback control message may include information about a target received power at the base station with respect to feedback information of each of a plurality of terminals and information associated with a feedback mode of the feedback information.

Communication method of a base station and a terminal

A communication method in relay nodes and destination nodes for neutralization of aligned interferences in an interference channel is provided. A communication method of a first relay node in a network including a first source node, the first relay node, a first destination node, a second source node, a second relay node, and a second destination node, includes receiving, from the first source node, streams X and Y. The communication method further includes receiving, from the second source node, a stream Z. The communication method further includes generating a signal in which the streams Y and Z are aligned in a space. The communication method further includes transmitting, to the first destination node and the second destination node, the stream X and the signal.

Communication method in relay nodes and destination nodes for aligned interference neutralization in interference channel

A method and apparatus to manage interference between idle devices is provided. The method may include determining a pair of a target transmission node and a target reception node among nodes included in a multi-hop network. The method includes determining idle devices cooperating to manage interference in the communication based on a transmission mode determined for communication. The method determines and transmitting coordination information for communication between the pair of the target transmission node and the target reception node, to nodes participating in the communication and the cooperating idle devices.

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Yongin-si, South Korea

Won Jae Shin