Patent ID: 11909539
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. An apparatus, comprising:
one or more processors;
a memory coupled to the one or more processors, wherein the memory stores a program to be executed by the one or more processors, the program including instructions for:
receiving, by a terminal device, first data in a first cell, wherein the first cell is a first primary cell and wherein the first data is received incorrectly;
sending, by the terminal device, first indication information in a second cell, wherein the second cell is a secondary cell or a second primary cell, and the first indication information is used to indicate that the first data is incorrect in the first cell, or is used to request transmission of the first data in the second cell; and
receiving, by the terminal device, the first data in the second cell.