Samsung Electronics Co., Ltd.

Jiyoung Cha

Sangho Lee

Jungsoo Jung

Jihwan Kim

Hyejeong Kim

Taeseop Lee

Anshuman Nigam

Suyoung Park

Byounghoon Jung

Wonsuk Chung

Aneesh Deshmukh

Nayan Ostwal

Yungyu Bae

Soomin Lee

Sunmin Hwang

Jinho Choi

Junsuk Kim

Hyunjoong Lee

Yongsang Cho

Srihari Das Sunkada Gopinath

The present disclosure relates to a communication method and device in a beamforming-based wireless communication system supporting a plurality of frequency bands, the communication method for a terminal, according to an embodiment of the present disclosure, comprising the steps of: performing a beam search using a plurality of first reception beams in a first frequency band and receiving a synchronization signal block (SSB) comprising first information about a base station provided at the same location; performing, on the basis of the first information, a beam search for a plurality of second reception beams in a second frequency band belonging to a subset of the first reception beams that received the SSB in the first frequency band; and communicating with the base station in the second frequency band by selecting an optimal pair of transmission and reception beams as result of the beam search for the plurality of second reception beams.

Communication method and device in beamforming-based wireless communication system supporting plurality of frequency bands

The disclosure relates to a method and a system of reporting Automatic Repeat Request (ARQ) status in a communication system by a receiver entity. The method comprising: receiving a bit sequence of an ARQ packet; determining a plurality of threads configured to run in parallel on at least one part of the bit sequence; detecting reception status of one or more bits in the at least one part of the bit sequence by running in parallel the plurality of threads on the at least one part of the bit sequence; compiling the reception status of one or more bits from the plurality of threads; and transmitting, by the receiver entity, a status report prepared based on compilation of the reception status of one or more bits from the plurality of threads to a lower layer.

Method and apparatus of reporting automatic repeat request status in a communication system

The disclosure relates to a fifth generation (5G) communication system or a sixth generation (6G) communication system for supporting higher data rates beyond a fourth generation (4G) communication system such as long-term evolution (LTE). A system and a method for optimizing radio link control (RLC) mechanism in data plane are provided.

System and method for concatenation and preprocessing in data plane

Various embodiments of the present invention relate to a signal measurement method for adding a secondary node in an electronic device and the electronic device thereof, and the electronic device may include a first communication circuit configured to provide first wireless communication using a first frequency range, a second communication circuit configured to provide second wireless communication using a second frequency range, a processor operatively connected with the first communication circuit and the second communication circuit, and a memory operatively connected with the processor, and configured to store at least one first measurement configuration information, and the memory may store instructions for, when executed, causing the processor to, using the first communication circuit, perform communication connection with a master node (MN) base station operating as an MN, while performing the communication connection with the MN base station, measure a state of a signal from at least one base station for operating as a secondary node (SN) using the at least one first measurement configuration information, using the second communication circuit, and transmit a first message including at least part of the measurement result, to the MN base station.

Signal measurement method for adding secondary node in dual connectivity environment and electronic device of same

Disclosed according to various embodiments is an electronic device comprising: a first communication circuit configured to provide first wireless communication within a first frequency range; a second communication circuit configured to provide second wireless communication within a second frequency range; a processor operably connected to the first communication circuit and the second communication circuit; and a memory operably connected to the processor, wherein the memory has instructions stored therein which cause, when executed, the processor to: establish a channel for communication with a first base station, by using the first communication circuit; receive, from the first base station, a first message containing information about at least one frequency at which to assess a communication status by using the second communication circuit; assess statuses for communication with one or more second base stations, by using the second communication circuit on the basis of the first message; transmit a second message concerning the one or more second base stations to the first base station on the basis of results obtained by the assessment; receive, from the first base station, a third message containing information about a selected second base station and timer information on the basis of the second message; start a timer on the basis of the timer information and then, by using the second communication circuit, assess a status for communication with the selected second base station on the basis of a signal received from the selected second base station; and transmit a fourth message containing information about the selected second base station to the first base station before the end of the timer on the basis of results obtained by the assessment. Various other embodiments found through the specification are also possible.

Electronic device supporting addition of secondary node, and method therefor

The disclosure relates to a 5th generation (5G) or 6th generation (6G) communication system for supporting a higher data transmission rate than a post-4th Generation (4G) communication system such as long-term evolution (LTE). A method of performing random access by a user equipment (UE) in a wireless communication system is provided. The method includes receiving a first signal including at least one reference signal from a base station (BS), measuring the at least one reference signal and transmitting a second signal to the BS through first uplink resources corresponding to a selected reference signal, and transmitting a random access preamble through a physical random access channel (PRACH) resource corresponding to the selected reference signal.

Method and apparatus for random access in wireless communication system

According to an embodiment, an electronic device comprises: at least one communication processor configured to support first network communication and second network communication, wherein the at least one communication processor is configured to: receive a measurement command of at least one parameter associated with the second network communication based on the first network communication, identify whether a network communication other than the first network communication and the second network communication is activated, and based on identifying that the other network communication is activated, skip measurement on the at least one parameter associated with the second network communication.

Electronic device supporting dual-connectivity and method for operating the same

An electronic device is provided. The electronic device includes a first communication processor and a second communication processor, the second communication processor is configured to receive, from the first communication processor, a first report condition for measurement information for a signal from at least one which corresponds to a second network communication, identify a second report condition which corresponds to connection failure of the electronic device to a first base station corresponding to the second network communication, and transfer the first measurement information to the first communication processor, and the first communication processor is configured to transmit, to a base station corresponding to a first network communication, the first measurement information received from the second communication processor.

Electronic device to support dual connectivity and operating method thereof

According to certain embodiments, an electronic device comprises at least one processor; and a memory operatively connected with the at least one processor and storing a plurality of identifiers related to attributes of a communication bearer. The memory stores instructions that, when executed by the at least one processor, cause the electronic device to: receive information related to multi radio access technology (RAT) dual connectivity (MR-DC) from a first base station (BS) connected with a first core network, using a first frequency band; transmit a first packet data network (PDN) connectivity request comprising a first identifier among the plurality of identifiers and a second PDN connectivity request comprising a second identifier among the plurality of identifiers to the first BS, using the first frequency band; establish a first PDN session with the first BS and the first core network, in which the first PDN session provides a communication bearer having a first attribute related to the first identifier; establish a second PDN session with the first BS and the first core network, in which the second PDN session provides a communication bearer having a second attribute related to the second identifier; receive from the first BS, a message indicating that the first BS is connected with a second BS; and communicate using signals with the second BS and the first core network through the second PDN session based on at least a part of the message, using the second frequency band.

Growing community of inventors

Suwon-si, South Korea

Jiyoung Cha