Base station apparatus, terminal apparatus, communication method, and integrated circuit

Abstract

A terminal apparatus includes: a reception unit configured to receive an MIB that configures a first CORESET, receive an SIB1 that configures a second CORESET, receive first information that configures an initial UL BWP and second information that configures an additional UL BWP, and receive a first DCI format that schedules a PUSCH in a common search space; and a transmission unit configured to specify a set of allocated resource blocks based on a first field included in a first DCI format and transmit a PUSCH in an active UL BWP, the active UL BWP being either the initial UL BWP or the additional UL BWP, the first value indicated by a first field is provided based on the size of the initial UL BWP, a first start position that is a start position of a set of allocated resource blocks, and the number of first resource blocks continuously allocated, and the common search space is used for a random access procedure.

1 - 6 . (canceled) 
     
     
         7 . A terminal apparatus comprising:
 a reception unit configured to receive an MIB that configures a first control resource set (CORESET), receive an SIB1 that configures a second CORESET, receive first information that configures an initial uplink bandwidth part (UL BWP) and second information that configures an additional UL BWP, and receive a first DCI format that schedules a PUSCH in a common search space; and   a transmission unit configured to identify a set of allocated resource blocks based on a first field included in the first DCI format and transmit the PUSCH in an active UL BWP, the active UL BWP being a UL BWP resulting from activation of either the initial UL BWP or the additional UL BWP,   wherein in a case that the common search space is a first common search space, a first value indicated by the first field is provided based on a size of the initial UL BWP, a first start position, and the number of first resource blocks continuously allocated,   the first common search space is a common search space used for a random access procedure,   a CORESET associated with the first common search space is configured to be the first CORESET or the second CORESET,   the first start position is a start position of the set of the allocated resource blocks, and   the number of first resource blocks is the number of resource blocks continuously allocated in the set of allocated resource blocks.   
     
     
         8 . A base station apparatus that communicates with a terminal apparatus, the base station comprising:
 a transmission unit configured to transmit an MIB that configures a first control resource set (CORESET), transmit an SIB1 that configures a second CORESET, transmit first information that configures an initial uplink bandwidth part (UL BWP) and second information that configures an additional UL BWP, generate a first field based on a set of resource blocks allocated to the terminal apparatus, and transmit a first DCI format including the generated first field in a common search space; and   a reception unit configured to receive a PUSCH in an active UL BWP, the active UL BWP for the terminal apparatus being a UL BWP resulting from activation of either the initial UL BWP or the additional UL BWP,   wherein in a case that the common search space is a first common search space, a first value indicated by the first field is provided based on a size of the initial UL BWP, a first start position, and the number of first resource blocks continuously allocated,   the first common search space is a common search space used for a random access procedure,   a CORESET associated with the first common search space is configured to be the first CORESET or the second CORESET,   the first start position is a start position of the set of the allocated resource blocks, and   the number of first resource blocks is the number of resource blocks continuously allocated in the set of allocated resource blocks.   
     
     
         9 . A communication method for a terminal apparatus comprising:
 receiving an MIB that configures a first control resource set (CORESET), receiving an SIB1 that configures a second CORESET, receiving first information that configures an initial uplink bandwidth part (UL BWP) and second information that configures an additional UL BWP, and receiving a first DCI format that schedules a PUSCH in a common search space; and   identifying a set of allocated resource blocks based on a first field included in the first DCI format and transmitting the PUSCH in an active UL BWP, the active UL BWP being a UL BWP resulting from activation of either the initial UL BWP or the additional UL BWP,   wherein in a case that the common search space is a first common search space, a first value indicated by the first field is provided based on a size of the initial UL BWP, a first start position, and the number of first resource blocks continuously allocated,   the first common search space is a common search space used for a random access procedure,   a CORESET associated with the first common search space is configured to be the first CORESET or the second CORESET,   the first start position is a start position of the set of the allocated resource blocks, and   the number of first resource blocks is the number of resource blocks continuously allocated in the set of allocated resource blocks.   
     
     
         10 . A communication method for a base station apparatus that communicates with a terminal apparatus, the method comprising:
 transmitting an MIB that configures a first control resource set (CORESET), transmitting an SIB1 that configures a second CORESET, transmitting first information that configures an initial uplink bandwidth part (UL BWP) and second information that configures an additional UL BWP, generating a first field based on a set of resource blocks allocated to the terminal apparatus, and transmitting a first DCI format including the generated first field in a common search space; and   receiving a PUSCH in an active UL BWP, the active UL BWP for the terminal apparatus being a UL BWP resulting from activation of either the initial UL BWP or the additional UL BWP,   wherein in a case that the common search space is a first common search space, a first value indicated by the first field is provided based on a size of the initial UL BWP, a first start position, and the number of first resource blocks continuously allocated,   the first common search space is a common search space used for a random access procedure,   a CORESET associated with the first common search space is configured to be the first CORESET or the second CORESET,   the first start position is a start position of the set of the allocated resource blocks, and   the number of first resource blocks is the number of resource blocks continuously allocated in the set of allocated resource blocks.   
     
     
         11 . An integrated circuit that is mounted in a terminal apparatus and causes the terminal apparatus to perform:
 receiving an MIB that configures a first control resource set (CORESET), receiving a SIB1 that configures a second CORESET, receiving first information that configures an initial uplink bandwidth part (UL BWP) and second information that configures an additional UL BWP, and receiving a first DCI format that schedules a PUSCH in a common search space; and   identifying a set of allocated resource blocks based on a first field included in the first DCI format and transmitting the PUSCH in an active UL BWP, the active UL BWP being a UL BWP resulting from activation of either the initial UL BWP or the additional UL BWP,   wherein in a case that the common search space is a first common search space, a first value indicated by the first field is provided based on a size of the initial UL BWP, a first start position, and the number of first resource blocks continuously allocated,   the first common search space is a common search space used for a random access procedure,   a CORESET associated with the first common search space is configured to be the first CORESET or the second CORESET,   the first start position is a start position of the set of the allocated resource blocks, and   the number of first resource blocks is the number of resource blocks continuously allocated in the set of allocated resource blocks.   
     
     
         12 . An integrated circuit that is mounted in a base station apparatus that communicates with a terminal apparatus, the integrated circuit causing the base station apparatus to perform:
 transmitting an MIB that configures a first control resource set (CORESET), transmitting an SIB1 that configures a second CORESET, transmitting first information that configures an initial uplink bandwidth part (UL BWP) and second information that configures an additional UL BWP, generating a first field based on a set of resource blocks allocated to the terminal apparatus, and transmitting a first DCI format including the generated first field in a common search space; and   receiving a PUSCH in an active UL BWP, the active UL BWP for the terminal apparatus being a UL BWP resulting from activation of either the initial UL BWP or the additional UL BWP,   wherein in a case that the common search space is a first common search space, a first value indicated by the first field is provided based on a size of the initial UL BWP, a first start position, and the number of first resource blocks continuously allocated,   the first common search space is a common search space used for a random access procedure,   a CORESET associated with the first common search space is configured to be the first CORESET or the second CORESET,   the first start position is a start position of the set of the allocated resource blocks, and   the number of first resource blocks is the number of resource blocks continuously allocated in the set of allocated resource blocks.