| 摘要 |
<p>Embodiments of the present application disclose a data transmission method, base station, and system, relate to the field of communications technologies, and can avoid a problem that a macro cell base station cannot receive or correctly demodulate an uplink feedback from a UE. The method of the present application includes: acquiring, by a macro cell base station, uplink feedback information sent by a micro cell base station; and transmitting downlink data to a UE according to the uplink feedback information. The embodiments of the present application are mainly applicable to a data transmission process of a wireless communications system.</p> |
