Patent ID: 9131494
Filing Date: 2015-09-08
Classification: H04B,H04W

Abstract:
1. A method for a relay node to receive a signal from a base station in a wireless communication system, the method comprising: receiving, through a first link from the base station, a request signal for changing a size of a downlink physical control channel that is transmitted through a second link from the relay node to a user equipment corresponding to the relay node; transmitting a response signal through the first link to the base station in response to the request signal; configuring one or more downlink available symbols for the first link based on the request signal; and receiving, through the first link using the one or more downlink available symbols, a relay node specific signal from the base station, wherein the request signal includes information on a Physical Hybrid-ARQ Indicator CHannel (PHICH) duration of a subframe of the second link.