Staas & Halsey LLP
Method and base station identifying PUCCH for processing feedback of user equipment
The present invention provides a data transmission method and system, and a device. The method includes: sending, by a secondary base station, an identifier of a first physical uplink control channel PUCCH code channel resource to a primary base station at a first moment, the primary base station determines to receive, by using the first PUCCH code channel resource, a feedback that is on a first data block; sending, by the secondary base station, the identifier of the first PUCCH code channel resource and the first data block to the UE at a second moment; and receiving, by the secondary base station, the feedback from the primary base station, where the feedback is received by the primary base station from the UE by using the first PUCCH code channel resource.
HUAWEI TECHNOLOGIES CO., LTD.
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Zhoujian Anquan Wei
Lai Yang Li