The present document is a technical report for NR 3DL/1UL Inter-band Carrier Aggregation. The purpose is to gather the relevant background information and studies in order to address 3DL/1UL Inter-band Carrier Aggregation requirements for the Rel-16 band combinations in Table 1-1. UL carrier shall be supported in each of the 3 bands being aggregated unless otherwise specified.

  The present document contains a general part and band specific combination part. The actual requirements are added to the corresponding technical specifications.