Samsung Electronics Co., Ltd.

Yangsoo Kwon

Seho Myung

Joonsung Kim

Yongin Choi

Jeongho Yeo

Junho Lee

Min Hee Jang

Jinwoo Oh

Jungmin Park

Kunil Yum

Hoondong Noh

Jeong Hun Kim

In-hyoung Kim

Min-goo Kim

Mingoo Kim

Young-seok Jung

Hongsil Jeong

Donghyeon Kim

Jong-hun Rhee

Youngseok Jung

Inhyoung Kim

Hong-Sil Jeong

Jinyoung Oh

Younsun Kim

Hyunseok Ryu

Min Jung Jang

Min Jun Jang

Jinwon Choi

Inyup Kang

A method of performing device-to-device (D2D) communication by a first device includes obtaining at least one measurement value corresponding to a relative velocity between the first device and a second device; adjusting at least one transmission parameter based on the at least one measurement value; providing the adjusted at least one transmission parameter to the second device; and transmitting data to the second device based on the adjusted at least one transmission parameter.

Method of and apparatus for transmitting data based on channel state in device-to-device communication

An apparatus and a method for effectively mapping a reference signal for vehicle-to-everything (V2X) communication in a wireless communication system are provided. A transmission terminal performing the V2X communication includes a processor generating sidelink control information (SCI) and a transceiver transmitting the generated SCI to a reception terminal through a physical sidelink control channel (PSCCH) and a physical sidelink shared channel (PSSCH). A decision on whether to allocate a demodulation reference signal (DMRS) of the PSSCH and the PSCCH to the same orthogonal frequency division multiplexing (OFDM) symbol is made based on a number of subchannels and at least one sized thereof.

Apparatus and method for effectively mapping reference signal for V2X communication in wireless communication system

An apparatus and method for efficiently decoding a low-density parity-check (LDPC) code in a communication or broadcasting system are provided. The disclosure relates to performing decoding of an LDPC code by using layered scheduling or a method equivalent thereto, and provides an LDPC decoding apparatus and method for improving decoding performance without increasing decoding complexity by applying appropriate decoding scheduling according to structural or algebraic characteristics of an LDPC code.

Method and apparatus for data decoding in communication or broadcasting system

An operating method of a base station includes receiving, from a terminal, a user equipment (UE) capability signal including panel-related information of the terminal, determining whether to generate a panel change signal based on the panel-related information, determining a panel change of the terminal based on the panel-related information when it is determined to generate the panel change signal, and transmitting, to the terminal, the panel change signal including information regarding the panel change.

Apparatus for receiving/transmitting downlink signals in wireless communication system and operating method thereof

An apparatus includes a transceiver and at least one processor. The at least one processor is configured to identify overheating of the transceiver and/or the at least one processor, and wirelessly transmit a message including overheating assistance information based on the identified overheating to the base station via the transceiver. The overheating assistance information includes information about radio resources to be discontinuously processed by the apparatus in a time domain.

Method and apparatus for thermal management of user equipment in wireless communication

An operating method of a terminal configured to perform vehicle-to-everything (V2X) communication in a wireless communication system, including signaling a maximum physical sidelink feedback channel (PSFCH) receiving capability to a base station; and receiving a wireless signal transmitted from the base station based on the maximum PSFCH receiving capability, wherein the maximum PSFCH receiving capability is a maximum number of PSFCHs receivable during one time transmission interval (TTI).

Apparatus and method for efficiently transceiving PSFCH for V2X communication in wireless communication system

A method may include, and/or a device may be configured for: receiving, from a transmitting device, a signal corresponding to input bits; performing demodulation based on the signal to determine values corresponding to the input bits; identifying a number of the input bits based on the signal; identifying a base matrix and a lifting size based on the number of the input bits; identifying a parity check matrix based on the base matrix; determining a number of layers based on the lifting size and a number of the values; determining an order of layers for low density parity check (LDPC) decoding based on the number of layers; and performing the LDPC decoding to determine the input bits based on the values, the parity check matrix, and the order of layers.

A wireless communication method including receiving, through a wireless channel, table indication information indicating one of a first Modulation and Coding Scheme (MCS) table supporting up to 64 Quadrature Amplitude Modulation (QAM) and second and third MCS tables supporting up to 256 QAM, the third MCS table including a same number of MCS indices as the second MCS table and including less MCS indices corresponding to 256 QAM than the second MCS table, and identifying one of the first to third MCS tables according to the received table indication information to recognize a demodulation scheme for data to be received through the wireless channel may be provided.

Method and apparatus for wireless communication using modulation, coding schemes, and channel quality indicators

An operating method of a communication device for providing a beamformed transmission signal to a plurality of terminals may include determining a target transmission vector based on an area restriction condition for each of the plurality of terminals, generating a beam selection matrix for selecting some of a plurality of antennas based on the target transmission vector and a beam selection condition, generating a precoding matrix based on the target transmission vector and the beam selection matrix, and generating a transmission signal based on the beam selection matrix and the precoding matrix.

Communication device for performing beamforming and operating method thereof

A method of receiving a downlink control channel in a user equipment may include receiving, using two or more antenna ports, a shortened physical downlink control channel (PDCCH) transmitted using a space-frequency block code (SFBC), by using at least one shortened control channel element (SCCE) for shortened transmission time interval (STTI) transmission; and monitoring the shortened PDCCH. The at least one SCCE may include at least one shortened resource element group (REG) including a number of resource elements (REs), where the number is unequal to an integer multiple of the number of antenna ports allocated to the shortened PDCCH.

Method and apparatus for transmitting and receiving downlink control channel in shortened transmission time intervals

Disclosed are a communication scheme and a system thereof for converging IoT technology and a 5G communication system for supporting a high data transmission rate beyond that of a 4G system. The disclosure can be applied to intelligent services (for example, services related to a smart home, smart building, smart city, smart car, connected car, health care, digital education, retail business, security, and safety) based on the 5G communication technology and the IoT-related technology. A decoding method includes: performing decoding through an inner code; detecting an error through an outer code; determining a re-encoding method; and performing re-encoding. A method for processing a signal includes decoding a first layer signal to determine first LDPC information bits, encoding the first LDPC information bits and a first parity bits to determine second parity bits; identifying a part of the first LDPC information bits, and decoding a second layer signal.

Method and apparatus for decoding data in communication or broadcasting system

An operating method of an electronic device including a plurality of panel antennas and storing information about a plurality of codebooks includes: determining at least one panel antenna among the plurality of panel antennas based on environmental information; receiving control information from a base station; and selecting an optimal codebook among the plurality of codebooks based on the determined at least one panel antenna and the received control information.

Electronic device including plurality of panel antennas and operating method thereof

The disclosure relates to a 5generation (5G) or pre-5G communication system for supporting a higher data rate beyond a 4generation (4G) communication system, such as Long Term Evolution (LTE). An operation method and a terminal are provided. The method includes acquiring information and determining an initial value for an automatic gain control (AGC) operation for a signal received from a transmission device, receiving a signal from the transmission device, and performing the AGC operation for the received signal by using the initial value determined based on the information.

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Seoul, South Korea

Yangsoo Kwon