Patent ID: 11936572
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. The communication apparatus according to claim 9, wherein based on the primary component carrier being the TDD carrier and the secondary component carrier being the FDD carrier, the sending downlink information by using a secondary component carrier comprises:
sending the downlink information by using a first sTTI of the secondary component carrier; and
wherein the receiving feedback information for the downlink information by using a primary component carrier comprises:
receiving the feedback information for the downlink information by using a second sTTI in the first subframe of the primary component carrier, wherein the second sTTI is one of the P consecutive sTTIs, a timing relationship exists between the first sTTI and the second sTTI.