这是一个非常完整的qpsk调制解调用fpga实现的工程，在工程中已经能够正常使用，使用的quartus ii 开发，使用Verilog语言，文件中还包含了各种滤波器的系数文件，还有matlab仿真文件，整个工程包含从串并变换，相位映射，到成型滤波，中通滤波，cic滤波，调制，再到解调过成的下变频，匹配滤波，载波提取，位定时，判决，整个完整的过程,
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001241s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.089105s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001201s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001979s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001259s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003765s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001014s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003822s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015413s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001390s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 333384 [ RunTime:0.002508s ]
