此程序为GPS软件接收机的源码，能够对匹配滤波后数据实施捕获和跟踪算法，对理解GPS接收机原理有很大帮助。-procedure for the GPS receiver software source code, to the matched filter after the implementation of data capture and tracking algorithm, the GPS receiver understanding will be of great help.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002009s ]
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:0.103261s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002486s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002055s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002352s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003740s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.004963s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003432s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015810s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003131s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 305985 [ RunTime:0.001439s ]
