仿真MIMO平坦衰落信道的MATLAB程序 很好用,无线通信系统中的空时编码的仿真程序。多天线发送，多天线接受系统。衰落信道。主要包括一些空是编码的代码，对于那些正在研究空是编码的同志，很有用。-Including some of the main space is encoded code, for those who are studying space is encoded comrades, very useful.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002060s ]
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:0.091106s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002675s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002384s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002860s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006373s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002778s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003556s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015417s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003107s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 25481 [ RunTime:0.001427s ]
