Samsung Electronics Co., Ltd.

Seongmok Lim

Youngrok Jang

Hyoungju Ji

Ameha Tsegaye Abebe

Jinyoung Oh

Taehyoung Kim

Taehan Bae

Euichang Jung

Jinhyun Park

Heedon Gha

Kyungjun Choi

Sungjin Park

Younsun Kim

Hyunseok Ryu

Hoondong Noh

Seho Myung

Junyung Yi

Dhivagar Baskaran

Yeongeun Lim

A method performed by a terminal in a wireless communication system is provided. The method includes receiving, from a base station, first information indicating at least one DMRS type, via an RRC signaling, receiving, from the base station, second information indicating whether to activate an enhanced DMRS type corresponding to the at least one DMRS type, via a MAC-CE signaling, and in case that the second information indicates activation of the enhanced DMRS type, receiving, from the base station, a PDSCH or transmitting, to the base station, a PUSCH based on the enhanced DMRS type.

Method and apparatus of dynamic switching among types of transmission and reception for data and reference signal in wireless communication systems

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. Provided is a method performed by a terminal that includes transmitting capability information related to a physical downlink shared channel (PDSCH) transmission scheme; receiving a radio resource control (RRC) message including configuration information related to the PDSCH transmission scheme; receiving downlink control information (DCI) on a physical downlink control channel (PDCCH), the DCI including one or more transmission configuration indication (TCI) fields indicating one or more TCI states; and in case that the configuration information includes single frequency network (SFN) PDSCH scheme related information and PDSCH repetition scheme related information and two TCI states are indicated by the DCI, performing reception of one or more SFN PDSCH repetitions using the two TCI states.

Method and apparatus for data transmission in network cooperative communications

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 related generally to wireless communication system and, more specifically, the present disclosure relates to default beam behaviour of PUSCH.

Method and apparatus for default beam behavior of PUSCH for FeMIMO

The disclosure relates to a fifth generation (5G) or sixth generation (6G) communication system for supporting a higher data transmission rate. A method performed by a terminal in a wireless communication system includes receiving, from a base station, channel state information (CSI) report configuration information including a channel quality indicator (CQI) table-related parameter, identifying a CQI table to be used based on the CQI table-related parameter, and transmitting, to the base station, a CQI index using the CQI table. A maximum modulation scheme of the CQI table is 4096 quadrature amplitude modulation (QAM).

Device and method for transmitting or receiving control information and data in communication system

A method performed by a terminal in a TDD communication system is provided. The method includes identifying that the terminal supports half-DuplexTDD-CA-SameSCS capability, identifying that directionalCollisionHandling is configured as 'enabled' for a set of serving cells among multiple serving cells including a first serving cell and a second serving cell, in case that the terminal is not capable of simultaneous reception and transmission on the first and second serving cells, identifying that the terminal is not configured to monitor a PDCCH for DCI format 2_0 on any of the multiple serving cells, identifying a first carrier of the first serving cell not configured for a PUCCH/PUSCH, and in case that a SRS on the first carrier and a physical channel on a second carrier of the second serving cell collide and directionalCollisionHandling is configured as ‘enabled’, applying a priority rule for the SRS transmission and then a procedure for the directional collision handling.

Method and apparatus for transmitting sounding reference signal in wireless communication system

According to present disclosure, there is provided a method for repetitive transmitting physical uplink shared channel (PUSCH) to a multiple transmission and reception point (mTRP) performed by a user equipment (UE). The method comprises receiving, from a base station, downlink control information (DCI) including phase tracking reference signal (PTRS)—demodulation reference signal (DMRS) association information; based on the PTRS-DMRS association information, determining PTRS port for each sounding reference signal (SRS) resource set among a plurality of SRS resource set; and based on the determined PTRS port, transmitting PTRS.

Method and apparatus for transmitting and receiving uplink phase tracking reference signal for network cooperative communication system

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. the disclosure provides a method performed by at terminal in a wireless communication system, the method comprises receiving, from a base station, a RRC message including configuration information on a plurality of search spaces (SSs), identifying a first CORESET corresponding to a first SS with lowest index among the plurality of SSs, identifying one or more SSs by excluding one or more first SSs associated with the first CORESET from the plurality of SSs, identifying at least one SS linked with one of the one or more first SSs among the one or more SSs, identifying a second CORESET corresponding to a second SS with lowest index among the at least one SS, and monitoring PDCCHs in overlapping PDCCH monitoring occasions in the first CORESET and the second CORESET.

Method and apparatus for determining priority regarding downlink control information reception in wireless communication system

Methods and apparatuses in a wireless communication system are provided. Capability information regarding the terminal is transmitted. The capability information is associated with an X division duplexing (XDD) system. Resource configuration information is received based on the resource configuration information. A resource on which uplink control information (UCI) is to be transmitted is determined. The UCI is transmitted on the determined resource. The XDD system configures an uplink resource and a downlink resource in a same slot in different frequency resources.

Method and apparatus for transmitting overlapping uplink channels in wireless communication system

Provided is a method performed by a user equipment (UE) in a wireless communication system, including: receiving, from a base station, configuration information regarding a plurality of search spaces for a physical downlink control channel (PDCCH) repetition; monitoring a plurality of PDCCHs on at least one cell based on the configuration information; identifying a time at which a repetition of PDCCHs including a first downlink control information (DCI) format, from among the plurality of PDCCHs, ends; determining at least one power headroom report (PHR) for the plurality of PDCCHs, based on an actual transmission or a reference format configured from higher layer signaling according to the identified time; and transmitting the determined at least one PHR on a physical uplink shared channel (PUSCH) scheduled by the first DCI format.

Method and apparatus for performing power headroom reporting in wireless communication system

A method and device are provided for transmitting/receiving a UL signal in a wireless communication system supporting cooperative communication. A method for communication by a UE includes transmitting, to a base station, UE capability information for changing at least one of a UL beam, a transmit power, or a frequency, receiving information about an offset in a time domain from the base station, based on the UE capability information, and in case that the offset in the time domain is greater than or equal to a time for a change according to a UE capability, transmitting a UL signal to a plurality of TRPs by changing at least one of the UL beam, the transmit power, and the frequency.

Method and device for transmitting and receiving uplink signal in wireless communication system supporting cooperative communication

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. A method performed by a terminal in a wireless communication system is provided. The method may include: receiving, from a base station via MAC CE, information associated with activation of one or more TCI states, wherein the information associated with the activation of one or more TCI states indicates a first serving cell ID, a CORESET index, and one or more TCI state IDs; and in case that the first serving cell ID is included in a list of a plurality of serving cells that are configured to be simultaneously updated for a TCI relation with the MAC CE, activating the one or more TCI state IDs for the CORESET index of each of the first serving cell ID and at least one second serving cell ID included in the list.

Method and apparatus for simultaneous activation of downlink control information transmission beam in wireless communication system

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. The disclosure provides a method and a device for controlling transmission power of an uplink signal in consideration of multiple transmission points/panels/beams by a terminal for cooperative communication between the multiple transmission points/panels/beams.

Method and device for controlling uplink transmission power for network coordination communication system

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. According to an embodiment of the disclosure, a method performed by a terminal in a communication system includes determining whether a power headroom reporting (PHR) is triggered; identifying at least one of a first power headroom (PH) value for a first physical uplink shared channel (PUSCH) corresponding to a first resource index or a second PH value for a second PUSCH corresponding to a second resource index based on a determination that the PHR is triggered; identifying a PHR medium access control control element (MAC CE) related to at least one of the first PH value or the second PH value; and transmitting the PHR MAC CE via at least one of the first PUSCH or the second PUSCH.

Method and apparatus for reporting uplink power headroom in wireless communication system

The present disclosure relates to a communication technique that converges a 5G communication system for supporting a higher data rate after a 4G system with IoT technology, and a system thereof. The disclosure may be applied to intelligent services (e.g., smart home, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail business, security and safety-related services, etc.) based on 5G communication technology and IoT-related technology. The disclosure discloses a coverage enhancement method for a PDCCH in a wireless communication system.

Method and apparatus for repetitive transmission of downlink control information in network cooperative communications

The disclosure relates to a communication method and system for converging a 5-Generation (5G) communication system for supporting higher data rates beyond a 4-Generation (4G) system with a technology for Internet of Things (IoT). The disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as a smart home, a smart building, a smart city, a smart car, a connected car, health care, digital education, smart retail, security and safety services. Various embodiments of the disclosure provide a method for repeatedly transmitting/receiving uplink data in a network cooperative communication system, and an apparatus capable of performing the same.

Growing community of inventors

Suwon-si, South Korea

Seongmok Lim