Alibaba Group Holding Limited
Communication method and apparatus based on relay device

Abstract:

The present application discloses communication methods and systems. The communication method includes: receiving a first uplink data frame from a terminal operating in a second mode, wherein the first uplink data frame comprises a first mode identifier and a terminal identifier, and the first mode identifier is used to indicate to a base station that the terminal is operating in a first mode; determining that the terminal operates in the second mode, according to a first information set and the terminal identifier; sending the first uplink data frame to the base station; receiving a first downlink data frame from the base station; and forwarding the first downlink data frame to the terminal.