Abstract: A method of operating a user equipment (UE) includes receiving first information for a physical cell identifier (PCI) different from a serving cell PCI; receiving second information for source or measurement reference signals (RSs) for the PCI; determining, based on one or more transmission configuration indicator (TCI) states, the first information, and the second information, a reception spatial domain filter for reception of at least one of downlink (DL) RSs and channels from the PCI; and measuring, based on the first information and the second information, the measurement RS. The method further includes determining, based on the measured measurement RSs, the first information, and the second information, a beam report and transmitting the beam report for the PCI on an uplink (UL) channel. A beam refers to a spatial property used to receive or transmit a source RS or a channel.

Abstract: The disclosure provides communication methods and apparatuses. One example method includes that a terminal device sends a random access request to a network device, and the terminal device receives a random access response to the random access request that comprises first configuration information from a network device. The first indication information indicates not to perform channel access or the first indication information indicates that a channel access type is channel access without random back-off or channel access with random back-off with variable size of contention window. The terminal device sends an uplink message to the network device based on the first indication information, where the uplink message is carried on a physical uplink shared channel (PUSCH) or a physical uplink control channel (PUCCH).

Abstract: In the present disclosure, disclosed are a method for transmitting and receiving data in a wireless communication system and an apparatus therefor. Particularly, a method by which a user equipment (UE) supported by a plurality of apparatuses comprising a first apparatus and a second apparatus transmits and receives data in a wireless communication system comprises the steps of: receiving first control information from the first apparatus and receiving second control information from the second apparatus; receiving data from at least one of the first apparatus or the second apparatus; and transmitting, to at least one of the plurality of apparatuses, first feedback information regarding the first apparatus and second feedback information regarding the second apparatus, wherein the first control information and the second control information each comprises a downlink assignment index (DAI), and the DAI may be set on the basis of an index related to the plurality of apparatuses.

Abstract: Example embodiments of the present disclosure relate to devices, methods, apparatuses and computer readable storage media for restrictions for a radio access network based notification area (RNA) update procedure during a small data transmission (SDT) procedure. In example embodiments, the first device initiates the SDT procedure. Then, the first device restricts performing of the RNA update procedure during the SDT procedure.

Abstract: A technology enabling a terminal to receive acknowledgement (ACK)/negative ACK (NACK) information about data transmitted from the terminal is provided. The method includes receiving cyclic shift information for a reference signal from the base station; transmitting, to the base station, the data and a reference signal which is cyclic-shifted using a cyclic shift value, the cyclic shift value being determined based on a dynamic cyclic shift value mapped one-to-one to the cyclic shift information for the reference signal; and receiving, from the base station, the ACK/NACK information about the transmitted data through a radio resource of a downlink channel, the radio resource of the downlink channel being identified based on a modifier mapped one-to-one to the cyclic shift information for the reference signal.

Abstract: Embodiments of the present disclosure disclose a random access method and a random access device, and relate to the field of communication technology. The method includes: first random access message is sent to a network device by a spatial terminal, where the first random access message carries a first preamble sequence, the first preamble sequence is generated based on a target mask, and the target mask is associated with a height where the spatial terminal is located; and a response message from the network device is received. In this way, the spatial terminal may initiate the random access using the first preamble sequence associated with the height where the spatial terminal is located, thereby avoiding collision and conflict with preamble sequences used by the spatial terminals at other heights, improving success rate of random access of the spatial terminal, and further improving efficiency of the random access.

Abstract: Disclosed is a 5th generation (5G) or pre-5G communication system for supporting a data transmission rate higher than that of a 4th generation (4G) communication system, such as long term evolution (LTE). The purpose of the disclosure is to detect interference between base stations in a wireless communication system, and a base station operating method can comprise the steps of: receiving signals through a resource allocated for reference signals (RSs) for interference measurement; detecting at least one RS on the basis of the signals; and determining that at least one among the RSs has been received on the basis of cross-correlation values between candidate RSs.

Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media for multi-TRP communication. A method comprises determining a first beam for a first physical shared channel which is scheduled by control information; determining a second beam for a second physical shared channel which is scheduled by the control information, the second beam being different from the first beam; and performing communication over the first physical shared channel via the first beam and over the second physical shared channel via the second beam.

Abstract: The present disclosure provides a method and an AP for controlling bandwidth. A method for controlling bandwidth of a channel including a plurality of subchannels by an access point, including: acquiring first wireless status indication for the channel without scanning the plurality of subchannels of the channel; determining whether the channel is abnormal based on the first wireless status indication for the channel; scanning the plurality of subchannels to acquire second wireless status indication for each of the plurality of subchannels if the channel is determined to be abnormal; determining one or more subchannels in the plurality of subchannels to be abnormal based on the second wireless status indication for each of the plurality of subchannels; and puncturing the one or more subchannels determined to be abnormal.

Abstract: Provided are a position determination method and device for a reference signal, a communication node and a storage medium. The position determination method for a reference signal includes acquiring indication information; and determining the frequency domain position of a first PTRS and the frequency domain position of a second PTRS according to the indication information and a predefined mapping relationship. The predefined mapping relationship indicates a mapping relationship between the indication information and the frequency domain position of the first PTRS and a mapping relationship between the indication information and the frequency domain position of the second PTRS.

Abstract: The present disclosure provides a method and a device for wireless communications. A first node receives a first radio signal and a second radio signal; the first radio signal is used to determine a first transmission parameter; the second radio signal is used to determine a first reception quality; a reception quality with a first adjustment is used to determine whether a connection is established to a transmitter for the first radio signal; the first transmission parameter is used to determine a first offset, a sum of the first offset and the first reception quality being equal to the reception quality with the first adjustment; the first transmission parameter is related to a distance between the first node and the transmitter for the first radio signal. The present disclosure can improve the service quality of the UE during handover.

Abstract: Active antennas are provided. An active antenna includes a main processor that is configured to perform processing of packets from an O-RAN interface of the main processor to provide a plurality of data streams. The active antenna also includes a plurality of secondary processors that are configured to process the data streams from the main processor.

Abstract: Methods, systems, and devices for wireless communication are described. In some wireless systems, a user equipment (UE) may access a network or cell using a random access (RACH) procedure. A base station may allocate dedicated RACH resources and common RACH resources for the UE to transmit a RACH preamble message on and may convey a configuration for the UE. In some cases, the UE may perform multiple transmissions of the RACH preamble message in the dedicated RACH resources, and based on the configuration may determine whether to perform a single or multiple transmissions of the RACH preamble message in the common RACH resources. The UE may transmit the messages using the same or different uplink transmit beams, and the base station may receive the messages using the same or different uplink reception beams. These multiple transmissions may reduce latency and improve reliability of the RACH procedure.

Abstract: A plurality of directional antennas are arranged between an inner barrier (e.g., ring, wall, fence, glass, etc encircling a field, court, rink, stage, etc) and an outer barrier (e.g., guardrail, wall, etc encircling a seating region, etc) of the venue. Each directional antenna produces a beam pattern that is oriented such that the beam pattern is directed at an angle off-normal from the inner or outer barrier. Further, at least some of the directional antennas are placed at the openings of pedestrian tunnels leading into the seating region of the venue, near the inner barrier of the venue seating region, or placed near a midpoint between the inner and outer barriers so as to provide wireless communication services to users in the seating region of the venue.

Abstract: A method of performing cell reselection by a wireless communications device comprises measuring a signal strength of radio signals received from a serving cell, determining whether the signal strength of the signals received from the serving cell is lower than a first predetermined signal strength threshold, if the signal strength is lower than the first predetermined signal strength threshold measuring a signal strength of a neighbor cell operating on the same frequency as the serving cell to generate signal strength measurements at a first rate, and in accordance with the signal strength measurements of the neighbor cell generated at the first rate determining whether to reselect to the neighbor cell.

Abstract: Provided is an information sending method, including: a base station determining a transmission configuration parameter associated with a first control region, where the first control region is used for transmitting a common control message; and determining first indication information according to the transmission configuration parameter, and sending the first indication information at a preset position of a second control area. A time domain symbol set corresponding to the second control area is a subset of a time domain symbol set corresponding to the first control area. Further provided is an information detection method, including: receiving first indication information used for indicating a transmission configuration parameter of a first control area, and detecting the common control information according to the first indication information. Further provided are an information sending device and an information detecting device.

Abstract: A method of a terminal may include: receiving, from a base station, at least one SSB belonging to a first layer; receiving, from the base station, at least one SSB belonging to a second layer; determining valid SSB(s) from among the at least one SSB belonging to the first layer and the at least one SSB belonging to the second layer; selecting at least one first SSB belonging to a layer having a higher priority among the first layer and the second layer from among the valid SSB(s); and reporting the selected first SSB to the base station, and using a beam used for receiving the first SSB to perform an initial access procedure for communications with the base station, wherein each SSB includes at least one of a synchronization signal or a broadcast channel.

Abstract: Systems and methods for recommending a data rate on an uplink or downlink communication channel between the network node and a wireless device in a wireless communications system are provided. In one exemplary embodiment, a method performed by a wireless device for recommending a data rate on an uplink or downlink communication channel between the wireless device and a network node in a wireless communications system comprises determining to request that the network node recommend a data rate on the uplink or downlink communication channel for the wireless device. Further, the method includes generating a first information element that indicates the request. Also, the first information element is sent via a protocol layer on the uplink communication channel.

Abstract: A method for reporting state information, a terminal, and a network device are provided. The method for reporting state information includes transmitting state information, by the terminal, of a handover procedure to the network device, where the state information of a handover procedure includes at least one of the following: random access procedure state information corresponding to a handover target cell of the handover procedure; connection failure information corresponding to a handover target cell of the handover procedure; and RLF information in the handover procedure.

Abstract: The 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 homes, smart buildings, smart cities, smart or connected cars, healthcare, digital education, retail, security and safety related services, etc.) based on 5G communication technology and IoT-related technology. In addition, the disclosure relates to a method and apparatus for performing communication in a wireless communication system composed of multiple cells.