The present document is a technical report for 2DL/2UL Inter-band Carrier Aggregation under Rel-15 time frame according to the New CA WI approach in Release 14 [1]. The purpose is to gather the relevant background information and studies in order to address 2DL/2UL Inter-band Carrier Aggregation requirements for the Rel-15 band combinations in Table 1-1.

CA combination	REL independent from
CA_7A-26A	REL-11
CA_26A-46A	REL-14
CA_28A-41A	REL-12
CA_1A-20A	REL-11
CA_13A-66A	REL-11
CA_2A-48A	REL-14
CA_5A-48A	REL-14
CA_13A-48A	REL-14
CA_48A-66A	REL-14
CA_5A-46A	REL-14
CA_13A-46A	REL-14
CA_46A-66A	REL-14
CA_1A-11A	REL-11
CA_11A-18A	REL-11
CA_11A-26A	REL-11
CA_40A-42A	REL-11
CA_3A-18A	REL-11
CA_26A-48A	REL-14

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