METHOD, DEVICE AND SYSTEM FOR SENDING FEEDBACK INFORMATION

摘要

Disclosed are a method, device and system for sending feedback information, which relate to the field of communications and are used to address the problem of transmission of feedback information where a receiving end device does not use a PUCCH/PHICH feedback channel so as to achieve a more efficient system. The method comprises: a receiving end device receives data sent by a sending end device, generates a protocol data unit (PDU) carrying feedback information according to the received data, wherein the feedback information is used for indicating whether the receiving end device correctly received the data, and sends the PDU carrying feedback information to the sending end device.