Patent ID: 11882551
Assignee: SPREADTRUM COMMUNICATIONS (SHANGHAI) CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A data uploading method of a user terminal, comprising:
determining a measured value of a transmission quality parameter of each leg of each Radio Bearer (RB) configured with a Packet Data Convergence Protocol (PDCP) duplication function through a testing;
according to a comparison result of the measured value of the transmission quality parameter of each leg with a corresponding preset parameter threshold, determining whether each leg is a to-be-used leg; and
sending duplicated PDCP data packets through the to-be-used legs, wherein the duplicated PDCP data packets are generated by a PDCP entity duplicating a PDCP data packet according to a number of to-be-used legs.