Abstract: A user equipment (UE) is described. The UE includes receiving circuitry configured to receive a radio resource control (RRC) message comprising a first parameter(s) used for configuring a first allocation table and a second allocation table. Each of the first allocation table and the second allocation table are used for defining a time domain allocation for a physical uplink shared channel (PUSCH) transmission. The receiving circuitry is also configured to detect in a UE specific search space, a downlink control information (DCI) format comprising first information used for indicating a row index to the first allocation table or the second allocation table. The DCI format is used for scheduling of the PUSCH. The UE also includes transmitting circuitry configured to perform, based on a detection of the DCI format, the PUSCH transmission based on either of the first allocation table or the second allocation table.

Abstract: A user equipment (UE) is described. Receiving circuitry is configured to receive a radio resource control (RRC) message including information used for configuring more than one periodicities, each of the more than one periodicities corresponding to each of more than one uplink bandwidth parts (UL BWPs). The receiving circuitry is also configured to receive on a physical downlink control channel (PDCCH), a downlink control information format used for scheduling of a physical uplink shared channel (PUSCH), the downlink control information format being used for activating one UL BWP among the more than one UL BWPs. Transmitting circuitry is configured to perform, based on a periodicity among the more than one periodicities, an uplink transmission on the PUSCH in the activated one UL BWP. The periodicity among the more than one periodicities is determined based on the activated one UL BWP in which the uplink transmission is performed on the PUSCH.

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: Methods, systems, and devices provide improved proximity services. In one aspect, a base station includes an information generating module and an information transmission module. The information generating module generates control information for causing a mobile device to initiate a discovery signal transmission procedure. The discovery signal transmission procedure allows the mobile device to be discovered. The information transmission module transmits the control information to the mobile device. In another aspect, a mobile device includes an information receiving module, a control module, and a signal transmission module. The information receiving module receives control information. The control module initiates a discovery signal transmission procedure for proximity services responsive to the information receiving module receiving the control information. The discovery signal transmission procedure includes generating a discovery signal allowing the mobile device to be discovered.

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 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 RRC message including first information configuring a CGB based transmission for a 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 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 wireless terminal comprises sidelink controlling circuitry and transmitting circuitry. The sidelink controlling circuitry is configured to select a reference source. The transmitting circuitry is configured to transmit sidelink synchronization signal (SLSS) based on the reference source. In a case that a timing reference is Global Navigation Satellite System (GNSS) and the GNSS is reliable according to a comparison with a threshold value, the sidelink controlling circuitry is configured to select GNSS as the reference source.

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 (RRC) message comprising a first parameter(s) used for configuring a first allocation table and a second allocation table. Each of the first allocation table and the second allocation table are used for defining a time domain allocation for a physical uplink shared channel (PUSCH) transmission. The receiving circuitry is also configured to detect in a UE specific search space, a downlink control information (DCI) format comprising first information used for indicating a row index to the first allocation table or the second allocation table. The DCI format is used for scheduling of the PUSCH. The UE also includes transmitting circuitry configured to perform, based on a detection of the DCI format, the PUSCH transmission based on either of the first allocation table or the second allocation table.

Abstract: A wireless terminal (261) which is in wireless communications with a radio access node (22) over a radio interface (24) makes a determination regarding a type of radio resources that the wireless terminal may use for device-to-device (D2D) communications with another wireless terminal. Upon occurrence of a predetermined physical layer condition, the wireless terminal may use at least some wireless terminal autonomous selected device-to-device (D2D) radio resources for device-to-device (D2D) communications with another wireless terminal (262) when the wireless terminal is in coverage of the radio access network. The wireless terminal providing the node with an indication of capability of the wireless terminal to support multi-channel communications comprising plural frequency bands; and the wireless terminal may use at least one of the plural frequency bands for device-to-device (D2D) communications.

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 that includes receiving circuitry configured to receive, from a base station apparatus, a radio resource control message including first information used for configuring a periodicity for an uplink data transmission, the receiving circuitry configured to receive on a physical downlink control channel, from the base station apparatus, second information used for indicating an activation for the uplink data transmission. Transmitting circuitry is configured to transmit, to the base station apparatus, confirmation information Medium Access Control (MAC) Control Element (CE) for the second information, the transmitting circuitry configured to perform on a physical uplink shared channel, to the base station apparatus, the uplink data transmission based on the first information and the second information.

Abstract: A user equipment (UE) is described. The UE includes receiving circuitry configured to receive a first offset value and a second offset value. The receiving circuitry is configured to receive a first physical downlink shared channel (PDSCH) and a second PDSCH. The receiving circuitry is configured to receive a downlink control information (DCI) format used for scheduling of a physical uplink shared channel (PUSCH). The UE also includes transmitting circuitry configured to transmit a first hybrid automatic repeat request (HARQ-ACK) for the first PDSCH and a second HARQ-ACK for the second PDSCH, the first HARQ-ACK and the second HARQ-ACK being multiplexed in the PUSCH. The number of resources for the first HARQ-ACK is determined based on the first offset value, and the number of resources for the second HARQ-ACK is determined based on the second offset value.

Abstract: A user equipment (UE) is described. The UE includes receiving circuitry configured to receive a radio resource control (RRC) signal including information used for configuring the UE to monitor physical downlink control channel (PDCCH) candidates either for a downlink control information (DCI) format 0_1 and a DCI format 1_1 or a first DCI format and a second DCI format. The UE also includes transmitting circuitry configured to perform a transmission on a physical uplink shared channel (PUSCH). In a case that the PUSCH is scheduled by using the second DCI format, a first hybrid automatic repeat request-acknowledgment (HARQ-ACK) and a second HARQ-ACK are multiplexed on the PUSCH. The number of resources for the first HARQ-ACK and the number of resources for the second HARQ-ACK are respectively determined.

Abstract: A wireless terminal and a node employed in a wireless communications system comprise an outer coding unit configured to use a code with properties akin to Raptor codes as outer erasure codes; and an inner coding unit configured to use an LDPC code as pre-code. The wireless terminal and the node use a code with properties akin to Raptor codes as outer erasure codes, and use the LDPC code as a pre-code.

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.