Abstract: Apparatuses, methods, and systems are disclosed for transmitting data corresponding to a relay UE. One method includes transmitting data and first information indicating relay information corresponding to retransmission of the data by a relay UE to at least one UE. The first information comprises a relay identifier, an indication that retransmission of the data is based on feedback received by the relay UE, an indication that retransmission of the data is based on a multi-hop count, an indication for the relay UE to transfer the data from a receiver buffer to a transmit buffer and to retransmit the data from the transmit buffer, an indication for the relay UE to retransmit the data to an indicated destination node, or some combination thereof. The method includes transmitting second information indicating a remaining packet delay budget to the at least one UE.

Abstract: Apparatuses, methods, and systems are disclosed for consecutive data packet feedback. One method includes receiving a first set of consecutive data packets. The method includes transmitting feedback corresponding to the first set of consecutive data packets, wherein the feedback comprises: an error indication in response each data packet in the first set of consecutive data packets failing to be received correctly; a non-error indication in response to at least one data packet in the first set of consecutive data packets being received correctly; a counter value that indicates a consecutive number of data packet failures; or some combination thereof.

Abstract: Apparatuses, methods, and systems are disclosed for beam switching after Listen-Before-Talk (“LBT”) procedure. One apparatus includes a processor and a transceiver that is operable on unlicensed spectrum, wherein the transceiver supports a plurality of device panels. The processor performs a first LBT procedure using omni-directional sensing to acquire a first Channel Occupancy Time (“COT”) and performs a first uplink transmission of a first transport block (“TB”) during the first COT and using a first device panel in response to successful LBT. Here, the first uplink transmission uses a first portion of the first COT. The processor performs a directional LBT procedure for a second device panel to acquire a remaining portion of the first COT.

Abstract: Apparatuses, methods, and systems are disclosed for directional LBT procedure for DRS transmission. One apparatus (800) includes a processor (805) and a transceiver (825) that is operable on unlicensed spectrum. The processor (805) indicates (905) block locations within a Discovery Reference Signal (“DRS”) transmission window for a plurality of candidate 5 Synchronization Signal/Physical Broadcast Channel (“SS/PBCH”) blocks. The processor (805) performs (910) a Listen-Before-Talk (“LBT”) procedure for a plurality of DRS transmissions within a DRS transmission window and controls the transceiver (825) to transmit (915) — for a given spatial direction — a SS/PBCH block upon successful LBT for the given spatial direction.

Abstract: Apparatuses, methods, and systems are disclosed for interlacing sidelink resources. One apparatus includes a transceiver and a processor that receives a resource pool configuration that indicates a subchannel size and resource pool time-frequency configuration for an unlicensed sidelink carrier and receives a corresponding interlacing configuration that indicates: the number of frequency resources per interlace based on the subchannel size, the spacing between the interlace based on the subchannel size, the minimum amount of resource to be used for transmission in a resource pool, and the type of interlacing to be performed. The transceiver transmits a sidelink channel according to the interlacing configuration within the unlicensed sidelink carrier.

Abstract: Apparatuses, methods, and systems are disclosed for using a stop indication for physical uplink shared channel transmission. One method (500) includes transmitting (502) a physical uplink shared channel transmission in an autonomous uplink configured grant resource after performing a listen-before-talk procedure. In various embodiments, the method (500) includes receiving (504) a stop indication in response to transmitting the physical uplink shared channel transmission, wherein the stop indication indicates for a group of user equipments not to transmit in an overlapped configured grant resource for a period of time corresponding to a spatial filter.

Abstract: Apparatuses, methods, and systems are disclosed for extracting EtherCAT datagrams from an EtherCAT frame. One method includes receiving an EtherCAT frame. The method includes determining a first EtherCAT datagram in the EtherCAT frame for a first device and a second EtherCAT datagram in the EtherCAT frame for a second device. The method includes extracting the first EtherCAT datagram from the EtherCAT frame to result in an extracted first EtherCAT datagram and the second EtherCAT datagram from the EtherCAT frame to result in an extracted second EtherCAT datagram. The method includes transmitting the extracted first EtherCAT datagram directly to the first device. The method includes transmitting the extracted second EtherCAT datagram directly to the second device.

Abstract: Apparatuses, methods, and systems are disclosed for supporting irregular subcarrier spacing. One apparatus (900) includes a transceiver (925) and a processor (905) that receives (1105) an indication of at least one value of irregular subcarrier spacing. The processor (905) controls the transceiver (925) to communicate (1110) with a Radio Access Network (“RAN”) by applying the indicated irregular subcarrier spacing to resource elements (“REs”) in multiple physical resource block groups (“PRGs”).

Abstract: Apparatuses, methods, and systems are disclosed for channel state information report scheduling. One method (800) includes receiving (802) a channel state information request at a first time. The method (800) includes determining (804) whether a resource for transmitting a channel state information report is available prior to a second time. The method (800) includes, in response to determining that no resource for transmitting the channel state information report is available prior to the second time, triggering (806) a scheduling request to request a new resource for transmitting the channel state information report prior to the second time.

Abstract: Apparatuses, methods, and systems are disclosed for irregular resource element mapping. An apparatus (800) includes a transceiver (825) that is operable to communicate with a Radio Access Network (“RAN”). The apparatus (800) includes a processor (805) that receives (1005), via the transceiver (825), a resource element mapping configuration comprising an indication of an irregular subcarrier spacing for a plurality of subcarriers for the UE. The resource element mapping configuration may be defined by the RAN based on a carrier frequency. The processor (805) applies (1010) the indicated irregular subcarrier spacing to resource elements (“REs”) of the UE according to the resource element mapping configuration for communicating with the RAN.

Abstract: Apparatuses, methods, and systems are disclosed for receiver-assisted interference mitigation. One apparatus (700) includes a processor (705) and a transceiver (725) that is operable on unlicensed spectrum, where the transceiver (725) includes a plurality of UE panels. The processor (705) generates (905) a first TB for a first UL channel resource. Here, the first TB contains control signaling or data. The processor (705) performs (910) a directional LBT procedure for a first panel associated with the first UL channel resource and transmits (915) request information to a RAN node (210) using the first UL channel resource in response to successful directional LBT. The processor (905) receives (920) feedback information from the RAN node (210) in response to the request information and transmits (925) the first TB using the first UL channel resource in response to receiving the feedback information.

Abstract: Apparatuses, methods, and systems are disclosed for retransmitting a transport block with sidelink feedback not enabled. One method includes determining whether sidelink feedback is enabled for a transport block. The method includes, in response to the sidelink feedback being disabled for the transport block, retransmitting the transport block a predetermined number of times.

Abstract: Apparatuses, methods, and systems are disclosed for multiple resource allocation mode configurations. One method includes receiving information indicating a plurality of resource allocation mode configurations. Each resource allocation mode configuration corresponds to a logical channel of a plurality of logical channels. The method includes determining a plurality of data transmission scheduling modes for the plurality of logical channels. Each data transmission scheduling mode corresponds to a logical channel of the plurality of logical channels based a resource allocation mode configuration of the logical channel, and each data transmission scheduling mode comprises: a first scheduling mode; a second scheduling mode different from the first scheduling mode; or a third scheduling mode comprising the first scheduling mode and the second scheduling mode. The method includes transmitting a buffer status report based on the plurality of the data transmission scheduling modes.

Abstract: Apparatuses, methods, and systems are disclosed for multiple radio access technology communications. One method includes receiving control information at a device on a first radio access technology, wherein: the control information comprises radio access technology information, sidelink resource allocation information, and timing offset information; the radio access technology information indicates that the sidelink resource allocation information is for a second radio access technology; and the first radio access technology is different from the second radio access technology; and wherein the timing offset information is used in the device to determine a time to apply the sidelink resource allocation for the second radio access technology.

Abstract: Apparatuses, methods, and systems are disclosed for handling LBT failure for a set of panels/beams. One apparatus (600) includes a transceiver (625) that includes a plurality of UE panels associated with one or more beams. The apparatus (600) includes a processor (605) that performs (805) a LBT procedure for a configured set of UE Tx panels corresponding to an uplink transmission. The processor (605) declares (810) LBT failure for the uplink transmission in response to determining that the LBT procedure has failed for all UE Tx panels in the configured set and increments (815) a LBT failure counter in response to LBT failure for the uplink transmission.

Abstract: Apparatuses, methods, and systems are disclosed for sidelink HARQ operation. One apparatus includes a memory coupled to a processor, where the processor is configured to cause the second apparatus to receive a SL grant for a SL transmission using SL resources, the SL grant indicating a first HARQ process identified by a first HARQ process identifier, and to select a second SL HARQ process identified by a second SL HARQ process identifier for the SL transmission using the SL resources. The processor is configured to cause the second apparatus to transmit SCI containing the second SL HARQ process identifier and to perform the SL transmission using the SL resources.

Abstract: Apparatuses, methods, and systems are disclosed for transmitting data corresponding to a relay UE. One method includes transmitting data and first information indicating relay information corresponding to retransmission of the data by a relay UE to at least one UE. The first information comprises a relay identifier, an indication that retransmission of the data is based on feedback received by the relay UE, an indication that retransmission of the data is based on a multi-hop count, an indication for the relay UE to transfer the data from a receiver buffer to a transmit buffer and to retransmit the data from the transmit buffer, an indication for the relay UE to retransmit the data to an indicated destination node, or some combination thereof. The method includes transmitting second information indicating a remaining packet delay budget to the at least one UE.

Abstract: Apparatuses, methods, and systems are disclosed for transmitting SL CSI using an uplink channel. One apparatus includes a transceiver that receives a first SL-CSI value from a RX UE via one of a plurality of unicast links. The apparatus includes a processor that generates a SL-CSI report comprising the first SL-CSI value, wherein the first SL-CSI value is tagged with an identifier that identifies the RX UE. The processor controls the transceiver to transmit the SL-CSI report using an uplink channel.

Abstract: Apparatuses, methods, and systems are disclosed for UL beam/panel selection indication. One apparatus (1100) includes a transceiver (1125) comprising a plurality of UE panels associated with one or more beams, the transceiver (1125) receiving (1305) a plurality of SSBs on at least two UE panels. The apparatus (1100) includes a processor (1105) that determines (1310) a corresponding set of UE panels from the SSBs and sends (1315), via the transceiver (1125), an indication of the corresponding set of UE panels from the apparatus (1000) to a RAN node (121, 605) using a random-access procedure (801, 901).

Abstract: Apparatuses, methods, and systems are disclosed for control information for a digitally controlled surface having reflective elements. One method (1300) includes transmitting (1302), from a first network device, a synchronization signal based on a control frame structure to a second network device including a digitally controlled surface having reflective elements. The method (1300) includes transmitting (1304) control information based on the control frame structure to a controller of the second network device. The control information is transmitted at least partly using a dedicated physical control channel, a sequence, and/or an on-off pattern.