Turbo decoder, turbo encoder and radio base station with turbo decoder and turbo encoder

摘要

In an interleaver for use in a turbo decoder, a deinterleaver, or an interleaver for use in a turbo encoder, an offset is set based on previously determined thresholds in accordance with symbol numbers generated by a counter. A symbol numbers inputted immediately before generating an address is corrected with the set offset, and the corrected symbol number is converted to generate an interleave read address.