commit group / negative commit and gack trigger / channel status information

摘要

According to the present description, csi and / or a plurality of acks referring to a group of dl data transmissions may be stored in the eu as a gack until a dci trigger is received from the enb. Once the trigger is received, the EU can transmit CSI and / or GACK to ENB. In this way, harq and / or csi feedback can be reliably communicated while reducing payload. In one aspect of the description, a method, a computer readable medium, and an apparatus are provided. the apparatus sends data transmissions associated with a first plurality of direct link subframes to a eu. In one aspect, the apparatus increments a counter for each data transmission sent to the eu. In a further aspect, the apparatus transmits to the EU a first trigger for a first gack when a counter is greater than or equal to a threshold.