| abstract |
The present invention relates to wireless communication system.More specifically, the present invention relates to for issuing in the situation of the multiple community of structure the method and apparatus serving downlink control information, wherein method comprises the following steps: receive PDCCH and/or PDSCH; Generate the confirmation relevant with PDCCH and/or PDSCH; Further, regularly collide with one another if confirmation sends regularly to send with channel condition information, then abandon channel condition information, and only send confirmation, or according to predetermined condition, confirmation is sent together with channel condition information. |