GPS

所属分类:matlab编程
开发工具:matlab
文件大小:44KB
下载次数:472
上传日期:2010-11-06 20:51:36
上 传 者truecaterpillar
说明:  利用Matlab生成GPS C/A 码的基带信号。 (1)产生卫星PRN 号码为“5”的一组C/A 码; (2)循环生成25 页的导航数据,GPS 时间可填入一固定的已知数值; (3)生成C/A 码扩频信号,每个C/A 码码片给出4 个采样数据; (4)基带信号采用方波信号,电平为0 和1,占空比为50 %,不加入噪声,进一步生成某个特定的中频信号。
(Matlab generated using GPS C/A code base band signal. (1) generation of satellite PRN number is " 5" a set of C/A code (2) loop generates 25 of the navigation data, GPS time can fill a fixed known value (3) to generate C/A code spread spectrum signal, each C/A code chip gives the four sampling data (4) baseband signals using square wave signal, level 0 and 1, 50 duty cycle, not to join the noise generated further a specific frequency signal.)

文件列表:
stu_file2.mat (1224, 2006-06-28)
stu_file4.mat (6138200, 2006-06-28)
codegen.m (1175, 2006-06-28)
daohang_datagen.m (714, 2006-06-26)
kuopin_code_gen.m (852, 2006-06-27)
stu_file1.mat (1704, 2006-06-28)

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