| 基于深组合应用的GPS接收机设计 |
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| 引用本文： | 杨洋,薛晓中.基于深组合应用的GPS接收机设计[J].中国惯性技术学报,2012(3):326-332. |
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| 作者姓名： | 杨洋 薛晓中 |
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| 作者单位： | 1. 南京理工大学瞬态物理国家重点实验室,南京210094
2. 南京理工大学动力学院,南京210094 |
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| 基金项目： | 国家部委基金项目资助(514530601052S3301);南京理工大学科研发展基金资助(XKF05031) |
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| 摘 要： | 为了能在GPS接收机的基带信号处理部分引入SINS的辅助信息,并且灵活进行接收机的参数设定和加载新的信号处理算法,提出了一种基于FPGA/DSP平台的GPS接收机设计。用Xilinx的Spartan 3E-1600完成RF数据的采集和AGC控制,对采集数据进行相干累加计算;用TI公司TMS320系列的VC6727完成基带信号处理和PVT解算。同时,基于对低价、小尺寸的考虑,RF前端用分立元件进行设计。该接收机尺寸小,功耗低,参数控制灵活,有较好的通用性和兼容性,并且提高了动态性能和抗干扰能力。
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| 关 键 词： | FPGA 数字信号处理器 GPS接收机 深组合 组合导航 |
Design of a GPS receiver based on application in ultra tight coupling GPS/SINS system |
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| YANG Yang,XUE Xiao-zhong.Design of a GPS receiver based on application in ultra tight coupling GPS/SINS system[J].Journal of Chinese Inertial Technology,2012(3):326-332. |
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| Authors: | YANG Yang XUE Xiao-zhong |
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| Institution: | 1.National Key Lab.of Transiment Physics,Nanjing University of Science and Technology,Nanjing 210094,China; 2.Power Eng.College,Nanjing University of Science and Technology,Nanjing 210094,China) |
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| Abstract: | A design of GPS receiver based on FPGA and DSP is presented to import the velocity-aiding of SINS into base-band signal processing of GPS receiver and set parameter and algorithm flexibly.The Spartan 3E-1600 completes data sampling,auto gain controlling and coherent accumulating.The TMS320VC6727 accomplishes base-band signal processing and calculation of PVT.RF circuits are composed of independent elements.This GPS receiver is small size,low-cost,high-accuracy and provides flexible parameter-controlling.It offers compatibility and upgrades to accommodate different needs.The receiver has improved dynamic performance and anti-jamming capabilities. |
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| Keywords: | FPGA DSP GPS receiver ultra tight coupling integrated navigation |
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