Wimax矩阵的LDPC编码器，已通过modelsim仿真测试，并前在altera的FPGA板上通过测试,码率5/6，可进入代码内部修改参数，支持2/3,3/4其他2个码率，数据吞吐量为700M-Wimax based LDPC encoder, modelsim simulation passed, also passed on altera FPGA board, code rate 5/6, also support 2/3,3/4, throughout 700m