Patent ID: 8111653
Filing Date: 2012-02-07
Classification: H04L,H04W

Abstract:
1. A wireless transmission system, comprising: a plurality of mobile stations in a cell area; and a base station configured to divide each of an uplink frame and a downlink frame into a plurality of blocks, such that control is performed such that the frequencies used in peripheral regions adjacent to neighboring base stations do not overlap, to assign a specific one of said plurality of blocks to each of said plurality of mobile stations, to assign a specific frequency channel to each of said plurality of mobile stations, and notify said specific block and said specific frequency channel to each of said plurality of mobile stations, wherein a length of each of said plurality of blocks is optional, and a sum of the lengths of said plurality of blocks is equal to a length of the frame, and wherein said plurality of blocks correspond to a plurality of sub areas obtained by dividing said cell area, respectively, and wherein a single frequency channel of a plurality of frequency channels is available for assignment to any of said mobile stations assigned with one of said plurality of blocks which has the most interference from neighboring cell areas, and any of said plurality of frequency channels is available for assignment to any others of said mobile stations assigned with any of said plurality of blocks other than said one block.