Abstract: Apparatuses, methods, and systems are disclosed for multiple sidelink RSs. One method includes transmitting, from a transmitter user equipment to a receiver user equipment, information indicating RSs. The information further indicates beams and/or panels transmitting first layer control signaling indicating target user information, resource configuration of a RS for receiver decoding or transmitting using a default reference signal configuration, and a time slot offset and time frequency resource. Transmitting the information indicating the RSs includes determining to transmit: the RSs as part of the initial beam acquisition together with a higher layer discovery request message and/or prior to higher layer signaling. The receiver user equipment determines the target user information, and generates and transmits: a beam measurement feedback using a beam correspondence; or a RS indicating the beams and/or the panels in the time slot offset if not supporting beam correspondence.

Abstract: Apparatuses, methods, and systems are disclosed for measuring and reporting channel access statistics. One apparatus includes a processor and a transceiver that receives a configuration message from a network, said configuration message indicating a measurement resource for channel sensing and a spatial beam for the measurement resource. Here, the apparatus does not transmit on the measurement resource and the network also does not transmit on the measurement resource. The processor performs channel-sensing measurement using the indicated measurement resource and spatial beam and generates a channel access report using a plurality of channel-sensing measurements. The transceiver sends the channel access report to the network.

Abstract: Apparatuses, methods, and systems are disclosed for timing and frequency adjustments in non-terrestrial networks. One apparatus includes a processor that determines a first frequency from one of a first reference signal received from a mobile wireless communication network and a configuration message received from the mobile wireless communication network. The processor determines a second frequency from a second reference signal received from the mobile wireless communication network. The processor computes a second timing advance value based on a first timing advance value, the first determined frequency, and the second determined frequency, the first timing advance value received as part of a control message. The apparatus includes a transceiver that transmits, to the mobile wireless communication network, an uplink signal using the second timing advance value.

Abstract: Apparatuses, methods, and systems are disclosed for monitoring periodic reference signals. One method includes detecting, at a device, for reception of a periodic downlink reference signal from at least a first beam, a number of consecutive occurrences of: an interference level being greater than an interference level threshold; a listen-before-talk failure; or a combination thereof. In some embodiments, the method includes determining whether the number of consecutive occurrences is greater than a predetermined threshold. In certain embodiments, the method includes, in response to the number of consecutive occurrences being greater than the predetermined threshold: monitoring to receive the periodic downlink reference signal from a second beam; terminating the monitoring for the reception of the downlink reference signal from at least the first beam for a time period; or a combination thereof.

Abstract: Apparatuses, methods, and systems are disclosed for synchronization signal block selection. One method includes receiving multiple synchronization signal blocks on a first wideband carrier. Each synchronization signal block includes at least one synchronization signal and a physical broadcast channel. The method includes detecting at least one synchronization signal block of the synchronization signal blocks, determining at least one synchronization signal frequency associated with the at least one detected synchronization signal block, and selecting a first synchronization signal block of the at least one detected synchronization signal block and a first synchronization signal frequency of the at least one synchronization signal frequency. The first synchronization signal block is associated with the first synchronization signal frequency.

Abstract: Apparatuses, methods, and systems are disclosed for determining channel state information reference signals. One method includes transmitting a set of sounding reference signals. The method includes receiving a set of channel state information reference signals. The set of channel state information reference signals are determined based on the set of sounding reference signals received by a network. The method includes identifying a set of ports based on the set of channel state information reference signals. The method includes transmitting channel state information feedback comprising a rank indicator indicating a number of layers.

Abstract: Apparatuses, methods, and systems are disclosed for selecting a fixed frame period operation for uplink transmission. One apparatus includes a processor and a receiver that receives a first configuration from a RAN node for a first FFP duration and receives a second configuration from the RAN node for a second FFP duration, where the first FFP duration is different than the second FFP duration. The processor selects a FFP duration for an UL transmission to be transmitted based on an entity acquiring a channel occupancy and controls a transmitter to transmit the UL transmission in the channel occupancy with the selected FFP duration, where the selected FFP duration is either the first FFP duration or the second FFP duration.

Abstract: A set of information can be transmitted via a physical downlink control channel (PDCCH). First information of the set of information can schedule at least one transmission on a physical downlink shared channel (PDSCH) and during at least one slot. Second information of the set of information can indicate at least one orthogonal frequency division multiplexing (OFDM) symbol during the at least one slot and a set of frequency resources associated with the at least one OFDM symbol. The at least one transmission can be transmitted on the PDSCH. The at least one transmission on the PDSCH can be rate-matched around the set of frequency resources.

Abstract: Apparatuses, methods, and systems are disclosed for reporting CSI based on a transmission hypothesis. One method includes receiving a CSI reporting configuration corresponding to TRPs. The method includes receiving at least one CSI reference signal resource based on the CSI reporting configuration. The method includes generating at least one CSI report corresponding to a transmission hypothesis. The at least one CSI report includes at least one CQI value; each hypothesis corresponds to a single TRP or multiple TRPs jointly transmitted from two TRPs, and a transmission configuration including two TCI states corresponds to the TRPs; the at least one CSI report is transmitted based on a CSI reporting trigger; and a number of CSI reports of the at least one CSI report is generated based on a UE capability of the UE.

Abstract: Apparatuses, methods, and systems are disclosed for efficient RACH behavior. One apparatus includes a transmitter that transmits a first PRACH preamble to a base unit to start a RACH procedure; a receiver that receives a RAR (Msg2) from the base unit during a random access response window; and a processor that controls the transmitter to transmit a second PRACH preamble in response to being unable to transmit a RACH Msg3 within an indicated transmission opportunity. The processor may obtain multiple transmission opportunities for transmitting a RACH message such as RACH Msg1 or RACH Msg3 or monitor for multiple RACH Msg2 where transmission opportunity data are conveyed via a RACH Order, an RAR, or DCI for the RACH message. A method or system may perform functions of the apparatus.

Abstract: Apparatuses, methods, and systems are disclosed for channel state information reporting. One method (900) includes receiving (902) channel state information report configuration information. The channel state information report configuration information includes: information indicating one or more channel state information reference signal resource configurations associated with one or more channel state information reference signal resource sets for channel measurements, interference measurements, or a combination thereof; and information indicating that channel state information feedback corresponding to multiple points is used. Each point of the multiple points is associated with a non-zero power channel state information reference signal resource. The method (900) includes performing (904) channel measurements using the channel state information reference signal resource set.

Abstract: Apparatuses, methods, and systems are disclosed for channel state information reporting. One method includes receiving channel state information report configuration information, wherein the channel state information report configuration information includes: information indicating one or more channel state information channel state information reference signal resource configurations associated with a channel state information channel state information reference signal resource set for channel measurement and a channel state information interference management resource set for interference measurement; and information indicating that channel state information feedback corresponding to multiple points is used. The method includes generating a set of channel state information reports based on the channel state information report configuration information. Each channel state information report in the set of channel state information reports includes two parts.

Abstract: Apparatuses, methods, and systems are disclosed for CSI report configuration. One method includes receiving at least one CSI reporting setting. The at least one CSI reporting setting includes at least one CSI RS resource setting, and the CSI reporting setting includes an indication of CSI feedback reporting for multiple transmission points in a mobile communication network. The method includes identifying a set of transmission hypotheses based on the CSI reporting setting. The hypotheses include a combination of single-point transmission from at least one TRP, or multi-point joint transmission from two TRPs. The method includes receiving at least one CSI reference signal resource transmitted from the mobile communication network based on the CSI reference signal resource setting. The method includes generating a set of at least one CSI report based on the CSI reporting setting.

Abstract: Apparatuses, methods, and systems are disclosed for requesting a waveform change. One method includes receiving, at a user equipment, first information indicating configurations for a plurality of waveforms and an indication indicating that the user equipment is enabled to request a waveform change, a subcarrier spacing change, or a combination thereof. The method includes transmitting a request message to a base station. The request message requests the waveform change, the subcarrier spacing change, or the combination thereof. The method includes receiving a response message from the base station. The response message indicates whether the request for the waveform change, the subcarrier spacing change, or the combination thereof is approved.

Abstract: Apparatuses, methods, and systems are disclosed for uplink power control. One method includes receiving uplink power control parameters. The method includes determining a first transmit power for the first uplink transmission based on a corresponding first set of uplink power control parameters. The method includes determining a second transmit power for the second uplink transmission based on a corresponding second set of uplink power control parameters. The method includes performing the first uplink transmission using a first uplink transmission beam pattern or a first spatial domain transmission filter based on the first transmit power. The method includes performing the second uplink transmission using a second uplink transmission beam pattern or a second spatial domain transmission filter based on the second transmit power.

Abstract: Apparatuses, methods, and systems are disclosed for channel state information reporting for multiple transmit/receive points. One apparatus includes a transceiver that receives an indication from a mobile wireless communication net- work that channel state information (“CSI”) corresponding to multiple transmit/receives points (“TRPs”) is to be reported and a processor that generates at least one CSI report according to the CSI reporting configuration, the at least one CSI report comprising a CSI-reference signal (“CSI-RS”) resource indicator (“CRI”), wherein the transceiver reports the at least one CSI report comprising the CRI to the mobile wireless communication network.

Abstract: Apparatuses, methods, and systems are disclosed for configuring a wakeup signal. One method includes receiving, at a user equipment, a discontinuous reception configuration including a slot offset, and/or an on-duration a periodicity. The method includes receiving a wakeup signal configuration including a wakeup signal offset and/or a monitoring occasion. The wakeup signal configuration is received using scrambled downlink control information signaling. The method includes receiving information indicating to transmit a sounding reference signal during a discontinuous reception sleep period in a sounding reference signal resource using a transmit beam, and/or a transmit spatial filter. The method includes receiving a control signal using a corresponding receive beam and/or receive spatial filter. The method includes configuring, a spatial filter relationship between the sounding reference signal resource and wakeup signal reception using downlink control information signal.

Abstract: In order that devices with reduced capabilities be explicitly identifiable by networks, to flexibly allow and/or restrict their access to the networks, a user equipment (UE) first determines (1102) at least one set of user equipment capabilities. The UE may determine whether an access attempt is authorized based on barring information broadcast by the network to be accessed (specifying e.g. whether a reduced capability UE is allowed to access a cell). The UE then transmits (1104) an access request message to a network device. The access request message includes information corresponding to the at least one set of user equipment capabilities.

Abstract: Apparatuses, methods, and systems are disclosed for uplink transmission power allocation. One method includes receiving a configuration of two uplink carriers. The method includes determining whether a configuration parameter corresponding to at least one of a first uplink carrier and a second uplink carrier for a serving cell is configured. The method includes determining whether a total user equipment transmit power for uplink transmissions in a transmission occasion exceeds a maximum user equipment output power, wherein the uplink transmissions comprise a first uplink transmission on the first uplink carrier and a second uplink transmission. The method includes, in response to determining that the total user equipment transmit power for uplink transmissions in the transmission occasion exceeds the maximum user equipment output power, determining a first priority level for the first uplink transmission and a second priority level for the second uplink transmission.

Abstract: Apparatuses, methods, and systems are disclosed for selective retransmission of groupcast data. One apparatus includes a transceiver that transmits groupcast data via sidelink communication to a set of UEs and receives negative acknowledgement feedback via sidelink communication from at least one UE of the set. The apparatus includes a processor that determines a retransmission mode based on the received feedback and controls the transceiver to send selectively beamformed retransmission of the groupcast data according to the determined retransmission mode.