最近在搞Viterbi译码器,不知道哪位大佬有viterbi核的使用手册,另外我调用的时候出现好多Error (204009): Can't generate netlist output files because the license for encrypted file "F:/QuartusII 13.0/biyesheji/viterbi_IP/viterbi-library/auk_vit_hyb_bmp_atl_ent.vhd" is not available这类错误 哪位能解释下,或者有license文件能分享下,不胜感激