Abstract: Methods, systems, and devices for wireless communications are described that support beam correlation across frequency bands for beam selection in the event of a frequency switch. For example, a base station may determine a configuration indicating a mapping between a set of beam identifiers (IDs) and a set of angle coverage ranges for a set of frequency ranges which corresponds to a user equipment's (UE) operating frequencies. In some examples, the UE may undergo a frequency switch and switch from a first operating frequency to a second operating frequency. The UE may select a beam ID based on the mapping and communicate with the base station via the second operating frequency using a beam associated with the selected beam ID.

Abstract: A new radio base station establishes a first and a second component carrier in carrier aggregation. The first and second component carrier overlap each other. The base station transmits signaling and control information exclusively on the first component carrier. The base station transmits data packets on the first component carrier and on a non-overlapping portion of the second component carrier.

Abstract: A method performed by a user equipment (UE) in a wireless communication system is provided. The method comprises: receiving, from a base station, higher layer signaling comprising a power saving offset (PS-offset) indicating a first start time when the UE starts, prior to a second start time of a drx-onDuration timer, monitoring physical downlink channel (PDCCH) for downlink control information (DCI) notifying power saving information outside a discontinuous reception (DRX) active time and parameters indicating a search space; identifying at least one PDCCH monitoring occasion for the DCI based on the PS-offset and the parameters indicating the search space; and monitoring the DCI on the at least one PDCCH monitoring occasion.

Abstract: A wireless communication system based on millimeter wave (mmWave) radio frequency (RF) repeaters includes a first communication device. The first communication device includes a digital signal processor configured to provide access to a first type of communication network to a plurality of communication systems that are communicatively coupled to the first communication device via a plurality of different type of wireless networks. A plurality of radio frequency (RF) signals corresponding to different communication protocols is obtained via the plurality of different type of wireless networks. The obtained plurality of RF signals corresponding to different communication protocols are merged into a mmWave RF signal of a specified frequency. The mmWave RF signal of the specified frequency is transmitted to a second communication device.

Abstract: The present disclosure describes methods and systems applicable to multi-branch non-orthogonal (NOMA) wireless communication. The described methods and systems include a base station (120) determining (705) a first plurality of multiple access resources and an order of the first plurality of multiple access resources. The base station (120) transmits (710), to a user equipment (110), a message that includes the determined first plurality of multiple access resources and the determined order of the first plurality of multiple access resources. The user equipment (110) transmits, to the base station (120), a multi-branch data stream using a second plurality of multiple access resources that is determined from the first plurality of multiple access resources, after which the base station (120) decodes (730) data from the multi-branch data stream by combining the second plurality of multiple access resources in accordance with the determined order of the first plurality of multiple access resources.

Abstract: A terminal is disclosed including a receiver that receives a system information block before establishing a radio resource control connection; and a processor that determines one physical uplink control channel (PUCCH) resource set from a plurality of PUCCH resource sets based on an index within the system information block, and determines one PUCCH resource from a plurality of PUCCH resources within the PUCCH resource set based on a control channel element (CCE) index and a PUCCH resource indicator field within a downlink control information (DCI), wherein all of the plurality of PUCCH resources includes a same number of symbols and a same start symbol index, and at least two PUCCH resources out of the plurality of PUCCH resources include different initial cyclic shift indexes. In other aspects, a radio communication method and a base station are also disclosed.

Abstract: Apparatuses and methods are disclosed for SIB1-NB transmission. In one embodiment, a method performed by a network node configured to include a scheduling information parameter in a master information block, MIB, and communicate the MIB to a wireless device, the scheduling information parameter usable to schedule a system information block type 1 for narrow band communication, SIB1-NB, for a time division duplex, TDD transmission is provided. The method comprising indicating the SIB1-NB scheduling information for TDD at least in part by a value of the scheduling information parameter being associated with a predefined entry in at least one TDD-specific table, the indicated SIB1-NB scheduling information including: at least one subframe to use for the SIB1-NB transmission; a number of repetitions of the SIB1-NB transmission; and a transport block size, TBS, to use for the SIB1-NB transmission.

Abstract: A method of deriving a Quasi-CoLocation (QCL) assumption for a user equipment (UE) in multi-panel transmission is disclosed. The method comprises obtaining a plurality of control resource set (CORESET) groups from a network of the wireless communication system, determining a default QCL assumption for demodulation reference signal (DM-RS) port(s) of at least one physical downlink share channel (PDSCH), reception scheduled by a scheduling physical downlink control channel (PDCCH) according to a CORESET of one of the plurality of CORESET groups when a time offset between a reception of downlink control information (DCI), in the scheduling PDCCH and the at least one PDSCH reception is less than a threshold, wherein at least one of the plurality of CORESET groups includes at least one CORESET for indicating a QCL assumption, and applying the default QCL assumption for reception of the DM-RS port(s) of the at least one PDSCH.

Abstract: In an embodiment, a cross-polarization interference compensation module is included in a receiver of a wireless communication system. The module includes first and second input lines configured to receive respective first and second down-converted digital polarized signals based on receipt of a wireless transmission. The module further includes first and second output lines electrically coupled to at least one modem. The module further includes a first complex finite impulse response (FIR) filter configured to receive the second down-converted digital polarized signal and generate a correction factor that cancels cross-polarization components in the first down-converted digital polarized signal. The module further includes a first filter coefficient engine in communication with the first complex FIR filter and configured to adapt the first complex FIR filter over time based on the first and second down-converted digital polarized signals.

Abstract: A system information transmission method and device. The system information transmission method comprises: generating, by a first communication node, first system information indicative of indication information corresponding to second system information, wherein the second system information is used to assist a second communication node to access a system; transmitting to the second communication node the first system information; receiving, by the second communication node, the first system information transmitted from the first communication node; receiving, according to the indication information in the first system information, the second system information; and accessing, according to the second system information, the system.

Abstract: A wireless communication system based on millimeter wave (mmWave) radio frequency (RF) repeaters includes a first communication device. The first communication device includes a digital signal processor configured to provide access to a first type of communication network to a plurality of communication systems that are communicatively coupled to the first communication device via a plurality of different type of wireless networks. A plurality of radio frequency (RF) signals corresponding to different communication protocols is obtained via the plurality of different type of wireless networks. The obtained plurality of RF signals corresponding to different communication protocols are merged into a mmWave RF signal of a specified frequency. The mmWave RF signal of the specified frequency is transmitted to a second communication device.

Abstract: Wireless communications systems and methods related to bandwidth part (BWP) switching after data communication are provided. A user equipment (UE) receives, from a base station (BS) in a first bandwidth part (BWP), one or more data bursts and BWP switching information. The UE switches from the first BWP to a second BWP based on the BWP switching information after receiving the one or more data bursts. The UE communicates, with the BS, a communication in the second BWP after the switching.

Abstract: A routing table creation method, an electronic device, and a network are provided. The method includes: generating a first probe packet, where the first probe packet has a source address and a destination address; sending, from a source node corresponding to the source address, the first probe packet on a network including at least two nodes, until the first probe packet reaches a destination node corresponding to the destination address, and recording addresses of nodes through which the first probe packet passes, to form a first path; generating a second path according to the first path, where the second path is a reverse path of the first path; generating a first response packet, sending the first response packet along a second path until the first response packet reaches the source node; and creating a routing table entry according to the second path.

Abstract: A method of operating a terminal in a wireless communication system is provided. The method includes obtaining, from a radio link control (RLC) entity associated with a cell group of the terminal, information about a number of retransmissions of a packet, identifying whether packet duplication is activated, based on information indicating that the number of retransmissions of the packet reaches a maximum number of retransmissions of the packet, and transmitting, to a base station, a message indicating a failure of retransmission of the packet, based on a result of the identifying.

Abstract: Method and device for feeding back channel state information (CSI) and method and device for determining CSI are provided. The method for feeding back CSI includes feeding back CSI according to a determined structure of the CSI, where the structure of the CSI includes M CSI subsets; an m-th CSI subset among the M CSI subsets includes km channel information components. The M CSI subsets include N CSI subsets, and an n-th CSI subset among the N CSI subsets includes Ln channel information components which are determined by transforming a group of base vectors.

Abstract: Provided are a method and an apparatus for transmitting downlink control information in a wireless communication system configured with a plurality of serving cells. The method generates downlink control information scheduling frequency division duplex (FDD) cells by means of FDD frames (DCI_FDD) and downlink control information scheduling time division duplex (TDD) cells by means of TDD frames (DCI_TDD), and transmits the DCI_FDD and the DCI_TDD, wherein parts of the fields of DCI_FDD and DCI_TDD are generated to have equal bit sizes, and if the FDD or TDD cell is used exclusively, then said parts of the fields in the FDD and TDD cells have mutually different bit sizes.

Abstract: Methods, systems, and devices for wireless communications are described. According to one or more aspects, a device, such as a user equipment (UE), may receive downlink control information, and may determine assignment information for processing batch-based feedback based on the downlink control information. The UE may determine the batch-based feedback for a batch of downlink transmissions (for example, transmissions associated with packets of information) that are configured to be processed together by the UE. The UE may receive a downlink transmission from the base station, and may construct a codebook based on assignment information and the downlink transmission. In some examples, the UE may determine acknowledgment feedback for the downlink transmission based on the codebook. The UE may transmit the acknowledgment feedback to the base station.

Abstract: Various solutions for wake-up signal and preamble design for mobile communications are described. An apparatus, while in a first mode of operation, receives a wake-up signal (WUS) from a network. In response to receiving the WUS, the apparatus switches to a second mode of operation from the first mode of operation. The apparatus then detects a preamble in downlink (DL) transmissions from the network. In response to detecting the preamble, the apparatus monitors a physical downlink control channel (PDCCH) to check for an uplink (UL) transmission grant for the apparatus from the network.

Abstract: A method of wireless communication by a repeater includes collecting sensor information associated with an environment of the repeater. The method also includes receiving control information from a control node for a repeating operation. The method further includes repeating a wireless signal received from a first device towards a second device in accordance with the control information and the sensor information. A method of wireless communication by a control node includes collecting sensor information from a repeater. The sensor information is associated with an environment of the repeater. The method also includes generating control information for the repeater based on the sensor information, and transmitting the control information to the repeater.

Abstract: There is disclosed a method of operating a user equipment in a radio access network. The method comprises transmitting, during a transmission period, first signaling having a first set of transmission characteristics, and second signaling having second set of transmission characteristics, wherein the first set differs from the second set, wherein transmitting comprises including a transient protection interval in time domain between the first signaling and the second signaling. The disclosure also pertains to related devices and methods.