Patent ID: 8542570

Claim:
A method for transceiving signals in a wireless communication system, the method comprising: transceiving a signal through a frame, wherein the frame consists of 5 subframes, the 5 subframes comprise at least one type-1 subframe and at least one type-2 subframe, each of the at least one type-1 subframe consists of 6 Orthogonal Frequency Division Multiplex Access (OFDMA) symbols and each of at least one type-2 subframe consists of 7 OFDMA symbols, wherein a Cyclic Prefix (CP) length of the frame corresponds to ⅛ of an effective symbol length, wherein a first subframe is located at a beginning of the frame and a second subframe is located next to the first subframe, and wherein the first subframe of the frame is a type-1 subframe and the second subframe of the frame is a type-2 subframe.