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Pmode.rar
- 根据GPS中P码生成的原理，用matlab仿真实现了P码的生成,GPS code generated in accordance with the principle of P, using matlab simulation code is generated to achieve a P
PcodeGeneration
- 在ModelSim或其他支持Verilog语言编译的环境中仿真可得GPS的P码及与卫星数据码调制后的波形，其中一个为源程序，另一个为测试程序-ModelSim or other support in the language Verilog simulation environment to compile available GPS P-code and code of satellite data after the modulation waveform, one for the sour
Pcode
- GPS系统P码的产生，37颗卫星的都有，数据长度为1.5s的，还可以输出前12位进行验证。-P code generation, GPS systems, satellite 37 has a data length of 1.5s, and can also output the top 12 for authentication.
GPS-postion-Nav-source
- gps定位程序 测试通过，可以直接拿来用 GPS卫星提供了P码（精码）和C/A码（粗码）两种定位服务。P码为军方服务，定位精度达到3米；C/A码对社会开放，定位精度为14米。出于自身安全的考虑，美国先后实施了SA和AS政策。SA政策在C/A码中人为引入了误差，使定位精度下降到100米；AS政策则对P码实行加密。 由于GPS对社会开放，因此各类接收机、测量设备如雨后春笋般涌现，并广泛应用于各行各业，彻底改变了传统的定位导航方式.-gps positioning program testing by
gpsfangzheng
- 全球定位系统；直接扩频通信；伪码仿真 GPS的p码和c/a码原理算法及仿真-Global Positioning System direct spread spectrum communication pseudo-code simulation The GPS p-code and c/a code schematic algorithm and simulation
gps
- GPS信号的matlabe仿真源代码，包括C/A码的生成及扩频和相关性分析。P码的生成扩频和相关性分析。-The matlabe simulation of GPS signal source code, including C/A code generation and spread spectrum and correlation analysis. The production of P code spread spectrum and correlation analysis.
GPS-L1信号频谱
- GPS信号频谱，matlab语言，里面有CA码和P码的子文件，最后将各信号频谱画出来。(GPS signal spectrum, MATLAB language, there are ca code and P code sub file, finally the signal spectrum will be drawn.)