...变换，伪码快速捕获，现场可编程门阵列，块浮点算法 [gap=1018]Key words Fast Fourier Transform(FFT), Rapid code acquisition, Field Programmable Gate Array (FPGA), Block ...
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设计在高动态环境下工作的GPS接收机，其难点之一在于对卫星伪码的快速捕获。
One of the difficulties of designing GPS receiver working under high dynamic circumstance is to fast acquire the satellite PN code.
针对具有大多普勒偏移的直接序列扩频信号捕获问题，提出一种基于快速傅里叶变换(FFT)的多普勒和伪码分别并行搜索的捕获新方法。
Aiming at the acquisition problem of direct sequence spread-spectrum (DSSS) signals with large Doppler offset, a new method based on fast Fourier transform (FFT) is proposed.
设计在高动态环境下工作的GPS接收机，其难点之一便在于对卫星伪码的快速捕获。
To design the GPS receiver working in high dynamic circumstance, the first problem to be settled is how to catch the PN code of the satellite.
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