INFORMATION FEEDBACK METHOD, TRANSMISSION METHOD, FEEDBACK DEVICE AND TRANSMISSION DEVICE

摘要

The present invention discloses a method for feeding back information, a method for transmitting information, an apparatus for feeding back information, and an apparatus for transmitting information, herein the method for feeding back information includes a second transmission node acquiring configuration information transmitted by a first transmission node; the second transmission node acquiring channel state information in a time window according to the configuration information; and the second transmission node feeding back the channel state information in a unit of subframe set.