本程序用matlab工具编程,采用lms算法实现信道估计.其中信源是+-1二值随机码,信道为多径(3路径)信道.-the procedures used Matlab programming tools using LMS algorithm channel estimation. Which source is-1 two random codes, channel more Drive (Route 3) channel.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001403s ]
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:0.101870s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001319s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001999s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001268s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003888s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001133s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003439s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016227s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001465s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 26958 [ RunTime:0.001345s ]
