Abstract: A user equipment (UE) is described. The UE includes receiving circuitry configured to receive a radio resource control message including first information used for indicating a periodicity. The receiving circuitry is also configured to receive on a physical downlink control channel (PDCCH), downlink control information (DCI) with CRC scrambled by a first Radio Network Temporary Identifier (RNTI), the DCI including information indicating a time domain resource. The UE also includes transmitting circuitry configured to perform, based on the DCI with CRC scrambled by the first RNTI, a transmission on a physical uplink shared channel (PUSCH) in a symbol. The time domain resource includes an index of the symbol in which the transmission on the PUSCH is performed and a slot offset value. The index of the symbol in which the transmission on the PUSCH is performed is within a slot given by the first information and the slot offset value.

Abstract: A user equipment (UE) comprises processor circuitry, sensing circuitry, and transmitting circuitry. The processor circuitry is configured to acquire broadcast signaling from a base station, the broadcast signaling including a threshold value list. The sensing circuitry is configured to measure a reception power and to compare the measured reception power with a threshold. The transmitting circuitry is configured to transmit a sidelink transmission if a resource is available according to resource sensing. The threshold is obtained from the threshold value list in dependence upon at least a priority of the sidelink transmission.

Abstract: A wireless terminal comprising a processor configured to determine a set of plural pools of resources, to select a pool of resources from a set of plural pools of resources, and to transmit a sidelink direct transmission data using resources of the pool.

Abstract: A user equipment (UE) is described. The UE includes a processor and memory in electronic communication with the processor. Instructions stored in the memory are executable to transmit or receive an ultra-reliable low latency communication (URLLC) transmission that overrides a downlink (DL) schedule or interferes on an uplink (UL) transmission with an enhanced mobile broadband (eMBB) transmission or a massive machine type communication (MMTC) transmission.

Abstract: A user equipment (UE) is described. The UE includes receiving circuitry configured to receive system information comprising first information of first time domain resource assignment for a physical downlink shared channel (PDSCH). The receiving circuitry is also configured to receive a UE-specific radio resource control (RRC) signal comprising second information of second time domain resource assignment for a PDSCH. The receiving circuitry is also configured to perform, based on a detection of a physical downlink control channel (PDCCH), the PDSCH reception according to either the first information of the first time domain resource assignment or the second information of the second time domain resource assignment.

Abstract: A User Equipment (UE) for performing carrier aggregation is described. The UE includes a processor and instructions stored in memory that is in electronic communication with the processor. The UE determines an uplink control information (UCI) transmission cell in a wireless communication network with at least one frequency-division duplexing (FDD) cell and at least one time-division duplexing (TDD) cell. The UE also selects a first cell for FDD and TDD carrier aggregation. The UE further determines a set of downlink subframe associations for the first cell that indicate at least one UCI transmission uplink subframe of the UCI transmission cell. The UE additionally sends Physical Downlink Shared Channel (PDSCH) Hybrid Automatic Repeat Request Acknowledgement/Negative Acknowledgement (HARQ-ACK) information in the UCI transmission uplink subframe of the UCI transmission cell.

Abstract: A wireless communication device may autonomously transition from a multiple antenna port mode to a single antenna port mode. The wireless communication device may implicitly notify a base station about the autonomous transition from the multiple antenna port mode to the single antenna port mode. The base station may reallocate resources that were previously allocated to the wireless communication device but that are no longer being used by the wireless communication device. In some cases, the base station may configure the wireless communication device's antenna port mode via radio resource control signaling.

Abstract: A User Equipment (UE) for performing carrier aggregation is described. The UE includes a processor and instructions stored in memory that is in electronic communication with the processor. The UE determines a duplex method of each serving cell for frequency-division duplexing (FDD) and time-division duplexing (TDD) carrier aggregation. At least one serving cell is a TDD cell and at least one serving cell is a FDD cell. The UE also determines physical downlink shared channel (PDSCH) Hybrid Automatic Repeat Request Acknowledgement/Negative Acknowledgement (HARQ-ACK) transmission timing for a serving cell. When a primary cell is a TDD cell, the PDSCH HARQ-ACK transmission timing for the serving cell is determined based on a downlink (DL) association set for the serving cell. The UE further sends PDSCH HARQ-ACK information based on the PDSCH HARQ-ACK transmission timing.

Abstract: A wireless communication device may autonomously transition from a multiple antenna port mode to a single antenna port mode. The wireless communication device may implicitly notify a base station about the autonomous transition from the multiple antenna port mode to the single antenna port mode. The base station may reallocate resources that were previously allocated to the wireless communication device but that are no longer being used by the wireless communication device. In some cases, the base station may configure the wireless communication device's antenna port mode via radio resource control signaling.

Abstract: A user equipment (UE) is described. The UE includes receiving circuitry. The receiving circuitry is configured to receive a Radio Resource Control (RRC) message including first information configuring code block group (CBG) based (re)transmission and a maximum number of CBGs. The receiving circuitry may also be configured to receive a Radio Resource Control (RRC) message including second information configuring HARQ-ACK bundling for the CBGs within a TB and a number of bundled HARQ-ACK information bits per TB.

Abstract: A User Equipment (UE) for performing carrier aggregation is described. The UE includes a processor and instructions stored in memory that is in electronic communication with the processor. The UE determines an uplink control information (UCI) transmission cell in a wireless communication network with at least one frequency-division duplexing (FDD) cell and at least one time-division duplexing (TDD) cell. The UE also selects a first cell for FDD and TDD carrier aggregation. The UE further determines a set of downlink subframe associations for the first cell that indicate at least one UCI transmission uplink subframe of the UCI transmission cell. The UE additionally sends Physical Downlink Shared Channel (PDSCH) Hybrid Automatic Repeat Request Acknowledgement/Negative Acknowledgement (HARQ-ACK) information in the UCI transmission uplink subframe of the UCI transmission cell.

Abstract: A User Equipment (UE) for performing carrier aggregation is described. The UE includes a processor and instructions stored in memory that is in electronic communication with the processor. The UE determines a duplex method of each serving cell for frequency-division duplexing (FDD) and time-division duplexing (TDD) carrier aggregation. At least one serving cell is a TDD cell and at least one serving cell is a FDD cell. The UE also determines physical downlink shared channel (PDSCH) Hybrid Automatic Repeat Request Acknowledgement/Negative Acknowledgement (HARQ-ACK) transmission timing for a serving cell. When a primary cell is a TDD cell, the PDSCH HARQ-ACK transmission timing for the serving cell is determined based on a downlink (DL) association set for the serving cell. The UE further sends PDSCH HARQ-ACK information based on the PDSCH HARQ-ACK transmission timing.

Abstract: A user equipment (UE) is described that communicates with a base station. The UE includes receiving circuitry configured to receive a Radio Resource Control (RRC) message including first information indicating that limited buffer rate matching is enabled. The receiving circuitry is also configured to receive the RRC message including second information containing a number of repetitions and a redundancy version (RV) pattern. The UE includes processing circuitry configured to apply, according to the first information, limited buffer rate matching for a circular buffer to store coded bits of a transport block (TB). The processing circuitry is also configured to produce RV(s) of repetition(s) of the TB from the circular buffer according to the second information. The UE includes transmitting circuitry configured to transmit the repetitions of the TB.

Abstract: A user equipment (UE) is described that communicates with a base station apparatus on serving cells having a primary cell and one or more secondary cells. The UE includes receiving circuitry configured to receive, a radio resource control (RRC) message including first information configuring a code block group (CGB) based transmission for a physical downlink shared channel (PDSCH). The receiving circuitry is also configured to receive, a RRC message including second information configuring a maximum number of CBGs per transport block. The UE includes processing circuitry configured to determine the number of bits for CBG transmission information comprised in a first downlink control information (DCI) format, wherein the first DCI format is used for scheduling of the PDSCH. In a case that the first information is configured, the number of bits for the CBG transmission information comprised in the first DCI format may be determined based on the second information.

Abstract: A user equipment (UE) is described. The UE receives a RRC message including a periodicity. The UE also receives the RRC message including a first parameter. The UE further receives on a physical downlink control channel, DCI with CRC scrambled by a first RNTI that is different from a C-RNTI. The UE additionally performs, in a case that the first parameter is configured, a first PUSCH transmission based on the periodicity and a first offset value, the first offset value being configured by using the RRC message. The UE also performs, in a case that the first parameter is not configured, a second PUSCH transmission based on the periodicity and a second offset value, the second offset value being indicated by using the DCI, the second PUSCH transmission being activated by using the DCI.

Abstract: A user equipment (UE) is described. The UE includes receiving circuitry configured to receive a radio resource control message including first information used for configuring a number of more than one code block groups (CBGs) in a transport block (TB). The receiving circuitry is also configured to receive the more than one CBGs, the more than one CBGs comprising first CBGs and second CBGs. The UE also includes processing circuitry configured to determine a number of code blocks (CBs) from the TB. A first number, a second number, a third number, and a fourth number are given based on the number of more than one CBGs and the number of CBs. The first number is a number of the first CBG(s). The second number is a number of CB(s) comprised of each of the first CBG(s). The third number is a number of the second CBG(s). The fourth number is a number of CB(s) comprised of each of the second CBG(s).

Abstract: A wireless communication device configured for selecting a codeword and determining a symbol length for uplink control information is described. The wireless communication device includes a processor and instructions stored in memory. The wireless communication device establishes communication with a base station, receives downlink control information from the base station and receives base station information. The wireless communication device generates uplink control information based on the base station information. The wireless communication device also determines a number of symbols for the uplink control information for a plurality of layers and sends the uplink control information.

Abstract: A user equipment (UE) is described. The UE includes receiving circuitry configured to receive a radio resource control message including first information used for configuring a number of repetitions and a periodicity, the number of the repetitions being for transmissions of a transport block (TB). The receiving circuitry receives a radio resource control message including second information used for configuring a monitoring occasion for a symbol. The receiving circuitry monitors a first physical downlink control channel (PDCCH) with cyclic redundancy check (CRC) scrambled by a cell radio network temporary identifier (C-RNTI). The receiving circuitry monitors a second PDCCH with CRC scrambled by a second RNTI different from the C-RNTI. The UE also includes transmitting circuitry configured to perform on a physical uplink shared channel (PUSCH), based on the first information, transmissions of the TB.

Abstract: A user equipment (UE) is described. The UE includes receiving circuitry configured to receive a radio resource control message including first information used for indicating a periodicity. The receiving circuitry is also configured to receive on a physical downlink control channel (PDCCH), downlink control information (DCI) with CRC scrambled by a first Radio Network Temporary Identifier (RNTI), the DCI including information indicating a time domain resource. The UE also includes transmitting circuitry configured to perform, based on the DCI with CRC scrambled by the first RNTI, a transmission on a physical uplink shared channel (PUSCH) in a symbol. The time domain resource includes an index of the symbol in which the transmission on the PUSCH is performed and a slot offset value. The index of the symbol in which the transmission on the PUSCH is performed is within a slot given by the first information and the slot offset value.

Abstract: A wireless terminal device (30) is capable of operating both in a licensed radio frequency band and an unlicensed radio frequency band. The wireless terminal device (30) comprises processor circuitry (40) configured (1) to select a first requirement comprising at least a first rule governing utilization of the unlicensed radio frequency band and (2) to use a second requirement comprising at least a second rule for implementing the first rule of the selected first requirement. The first requirement may be a regional requirement and the second requirement may be an operator requirement.