基于 FPGA 的 GLONASS 中频信号模拟器设计
기우 FPGA 적 GLONASS 중빈신호모의기설계
GLONASS IF Signal Simulator Design Based on FPGA
  • 万方数据
    全球定位系统 전구정위계통
    GPS WORLD OF CHINA
    2015年 2期 81-87 ,共7页

    陈鹏飞%孙克文%杨东凯

    진붕비%손극문%양동개

    格洛纳斯%中频%设计%验证 格洛納斯%中頻%設計%驗證
    격락납사%중빈%설계%험증
    GLONASS%intermediate frequency%design%verification
    为了模拟生成卫星导航信号，为卫星导航接收机的研发、测试提供仿真环境，提出了一种基于FPGA的格洛纳斯（GLONASS）中频信号模拟器设计方法，简要介绍了GLO‐NASS卫星导航系统和信号体制，通过软硬件结合的方法进行了GLONASS中频信号模拟器的总体设计方案以及中频处理单元主要接口电路的介绍。经仿真与验证，该设计方法能产生精确的GLONASS中频信号。
    위료모의생성위성도항신호，위위성도항접수궤적연발、측시제공방진배경，제출료일충기우FPGA적격락납사（GLONASS）중빈신호모의기설계방법，간요개소료GLO‐NASS위성도항계통화신호체제，통과연경건결합적방법진행료GLONASS중빈신호모의기적총체설계방안이급중빈처리단원주요접구전로적개소。경방진여험증，해설계방법능산생정학적GLONASS중빈신호。
    In order to generate satellite navigation signal and provide a simulation envi‐ronment for the development and test of navigation receiver ,w hich proposes a design method of GLONASS IF Signal Simulator Based on FPGA .A brief introduction of GLONASS satel‐lite navigation system and signal system ,carried out the overall design of GLONASS IF(In‐termediate Frequency) signal simulator by the combination of software and hardware meth‐ods ,as well as introduction of main interface circuit of the IF(Intermediate Frequency) pro‐cessing unit .Through the simulation and verification ,this design method can generate accu‐rate GLONASS IF(Intermediate Frequency) signal .
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