Abstract: A terminal apparatus includes a reception circuitry that receives a PDCCH where a DCI format is mapped; and a transmission circuitry that transmits a PUCCH corresponding to a PUCCH resource indicated based on the DCI format. A first higher layer parameter is configured for a PUCCH format corresponding to the PUCCH. In a case that a second higher layer parameter is configured for the PUCCH resource, the number of repetitions of the PUCCH is a value of the second higher layer parameter, and in a case that the second higher layer parameter is not configured, the number of repetitions of the PUCCH is a value of the first higher layer parameter.

Abstract: A terminal device includes encoding circuitry configured to encode a code block and output coded bits for the code block, and rate-matching circuitry configured to perform bit-selection procedure for the coded bits, wherein the rate-matching circuitry is configured to determine a starting coded bit index for the bit-selection procedure based on a rate-matching sequence length or an index of an instance of a PUSCH in which the coded bits are mapped.

Abstract: A BSS to which a destination wireless communication apparatus of a physical layer frame belongs is identified, and accuracy of preamble detection is improved by changing a reception operation. A wireless communication apparatus includes a reception unit that detects a frame including information for identifying a BSS, and a control unit that switches between a first operation in a case where the frame is a frame which is associated with a BSS to which the wireless communication apparatus belongs and a second operation in a case where the frame is a frame which is not associated with the BSS to which the wireless communication apparatus belongs. Carrier sensing is not performed in the first operation, and the carrier sensing is performed in the second operation.

Abstract: Terminal device attempts to initiate a COT-u after the channel is sensed to be idle and transmit a configured grant PUSCH. A start of a time domain resource of the configured grant PUSCH is aligned with the start of the FFP-u. In a case that the FFP-u does not overlap with an IP-g of an FFP-g, the COT-u is initiated and the configured grant PUSCH is transmitted.

Abstract: A terminal device includes configuration circuitry configured to determine multiple resources for configured repetitions for a PUSCH based on information indicating a starting OFDM symbol index in a slot, a length of a PUSCH in a slot and the number of repetitions, and baseband circuitry configured to generate one or more instances each of which includes one or more resources from the multiple resources, wherein the baseband circuitry is configured to determine the each of the one or more instances such that the each of the one or more instances has no gap in time domain, or the baseband circuitry is configured to determine each of the one or more instances such that the each of the one or more instances has no gap for downlink reception in time domain.

Abstract: Terminal device attempts to transmit a PUSCH scheduled by a DCI format after the channel is sensed to be idle. When the start of the PUSCH is not aligned with an FFP-u, in a case that the channel access mode is configured to as semi-static, the terminal device does not initiate a COT, regardless of indication by a ChannelAccess-CPext field in the DCI format.

Abstract: A method for a user equipment (UE) which communicates with a base station is described. The method may comprise acquiring radio resource control (RRC) configuration information. The RRC configuration information may indicate one or more entries, each of the entries specifying a slot format. The method may also comprise receiving a physical signal and a physical downlink control channel (PDCCH) with a downlink control (DCI) format. The DCI format may include a first information field and a second information field. The first information field may indicate an entry out of the entries. The second information field may indicates channel occupancy status of all channel access bandwidths in a bandwidth part.

Abstract: A terminal apparatus includes: a receiver configured to receive a PDCCH including a DCI format including a frequency resource assignment field, and determine that a PDSCH is not scheduled by the DCI format, based at least on a fact that the frequency resource assignment field is set to all ones; and a transmitter configured to transmit a HARQ-ACK codebook on a PUCCH, based at least on the fact that the frequency resource assignment field is set to all ones.

Abstract: A wireless terminal comprises receiver circuitry, processor circuitry, and transmitter circuitry. The receiver circuitry is configured to receive radio transmissions in one or more subbands in a serving cell. The processor circuitry is configured to generate wireless terminal selective receptivity information. The wireless terminal selective receptivity information indicates whether the wireless terminal has a capability to configure the receiver circuitry for controlling in which of the subbands the receiver circuitry receives transmissions. The transmitter circuitry is configured to transmit the wireless terminal selective receptivity information to the serving cell.

Abstract: A terminal apparatus includes a receiver configured to monitor a PDCCH with a DCI format on an active downlink BWP in a serving cell in a Secondary Cell Group (SCG), the DCI format being used for scheduling a PDSCH, and receive the PDSCH on the downlink BWP, and a transmitter configured to transmit a HARQ-ACK on a PUCCH.

Abstract: Terminal device attempts to transmit a PUSCH scheduled by a DCI format after the channel is sensed to be idle. When the start of the PUSCH is aligned with an FFP-u, in a case that the channel access mode is configured as semi-static, a ChannelAccess-CPext field in the DCI format indicates whether to initiate a COT or not.

Abstract: A controller configured to select, from a first method and a second method, one method for determination of a size of a transport block to be transmitted on a PUSCH, based on whether scaling is applied to the transport block, and a transmitter configured to transmit the PUSCH are included. In the first method, the size is determined based on NRE=min(X1, NaRE)·nPRB. In the second method, the size is determined based on NRE=min(X1, NaRE)·nPRB·?. The ? is provided by an RRC parameter. In a case that UCI is multiplexed on the PUSCH, the number of coded modulation symbols for the UCI is based on which method is selected as the one method from the first method and the second method.

Abstract: A terminal apparatus includes a coding unit configured to divide a transport block into one or more code blocks and generate coded bit(s) by coding the one or more code blocks; and a transmitter configured to transmit the coded bit(s) by using a channel, wherein multiplex bit(s) are given based on at least coupling of the coded bit(s) generated by coding of the one or more code blocks, the coding unit maps the multiplex bit(s) to a matrix in a first-axis prioritized manner and reads the multiplex bit(s) from the matrix in the first-axis prioritized manner or in a second-axis prioritized manner, and whether the first axis or the second axis is prioritized in a case that the multiplex bit(s) are read from the matrix is given based on at least whether a signal waveform applied to a prescribed channel is an OFDM.

Abstract: A terminal device for performing communication method, the terminal device comprising a receiver for receiving a PDCCH having a first DCI format; and a transmitter for transmitting a PUCCH including UCI, and a PUSCH. The transmitter multiplexes the UCI onto a first PUSCH dynamically scheduled via the first DCI format when the PUCCH conflicts with a first plurality of PUSCHs including the first PUSCH and a second PUSCH for semi-permanently transmitted CSI, and multiplexes the UCI onto a third PUSCH for aperiodically transmitted CSI when the PUCCH conflicts with the third PUSCH.

Abstract: A base station which communicates with a user equipment (UE) is described. The RRC configuration information may indicate that a maximum number of codewords scheduled by DCI is two. The base station may comprise transmitting circuitry configured to, after a channel access procedure, transmit, to the UE, a PDSCH which contains only a first transport block. The base station may further comprise receiving circuitry configured to receive, from the UE, a HARQ-ACK feedback including at least a first HARQ-ACK information bit and a second HARQ-ACK information bit. The first HARQ-ACK information bit may correspond to the first transport block of the PDSCH. The second HARQ-ACK information bit may be set to NACK. A contention window for the channel access procedure may be adjusted using the HARQ-ACK feedback, wherein the second HARQ-ACK information bit may be ignored.

Abstract: A receiver receives one or multiple first DCI formats, one or multiple second DCI formats, and a third DCI format. The third DCI format does not include a PDSCH group indication field. A PDSCH scheduled by the third DCI format is included in a first PDSCH group. A transmitter transmits a first HARQ-ACK codebook for the first PDSCH group, and/or a second HARQ-ACK codebook for the second PDSCH group. The third DCI format schedules a PDSCH. In a case that the third DCI format is detected, the transmitter transmits an HARQ-ACK bit corresponding to the PDSCH scheduled by the third DCI format.

Abstract: Terminal device attempts to initiate a COT-u at the beginning of an FFP-u. In a case that the starting of the FFP-u collides with an IP-g, a PUSCH transmission overlapping with a period after the sensing slot and before the end of the IP-g is not scheduled. In a case that the starting of the FFP-u does not collide with the IP-g, the PUSCH transmission is scheduled and transmitted.

Abstract: A method for a base station which communicates with a user equipment (UE) is described. The method may comprise sending first radio resource control (RRC) configuration information. The first RRC configuration information may indicate code block group (CBG) transmission for a Physical Downlink Shared Channel (PDSCH). The method may also comprise sending second RRC configuration information. The second RRC configuration information may indicate Nmax which is a maximum CBGs per transport block. The method may further comprise, after a channel access procedure, transmitting, to the UE, a PDSCH containing a transport block with N CBG(s). N is an integer. The method may further comprise receiving, from the UE, a HARQ-ACK feedback including Nmax HARQ-ACK information bits for the transport block of the PDSCH. If N is smaller than Nmax, the HARQ-ACK information bit(s) for last Nmax-N CBG(s) may be set to NACK.

Abstract: An apparatus includes a coder configured to generate a first coded bit sequence by error correction coding of a bit sequence of uplink control information, a rate matcher configured to generate a second coded bit sequence by applying a prescribed amount Cs of cyclic shift to the first coded bit sequence for an s-th uplink channel instance of S uplink channel instances, and a transmitter configured to transmit the second coded bit sequence by using the s-th uplink channel instance. The prescribed amount Cs is determined based on at least some or all of a prescribed amount Cs?1 for an (s?1)-th uplink channel instance, the number of OFDM symbols included in the (s?1)-th uplink channel instance, and the number Nblockbit of coded bits mapped per OFDM symbol.

Abstract: A user equipment (UE) is described. The UE may comprise higher layer processing circuitry configured to acquire first in radio resource control (RRC) information and second RRC information. The first RRC information configuring a semi-static channel access procedure. The second RRC information configuring a Channel State Information-Reference Signal (CSI-RS). The UE may also comprise receiving circuitry configured to receive the CSI-RS. If neither third RRC information for configuring a channel occupancy duration field nor fourth RRC information for configuring slot format indicator field is provided, a channel occupancy time for the semi-static channel access procedure is assumed to be a remaining channel occupancy duration indicated by the channel occupancy duration field.