Implementation of Code and Carrier Tracking Loops for Software GPS Receivers

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Provided by: International Journal of Scientific & Technology Research
Topic: Mobility
Format: PDF
GPS is playing in very important role in the people's modern mobile societies. Software approach is very flexible rather than the traditional hardware receivers. The soft-GPS receiver includes two portions: hardware and software. In hardware portion, an antenna, filter, down-converter from RF (Radio Frequency) to IF (Intermediate Frequency) and an ADC (Analog-to-Digital Converter) are included. In software portion, signal processing such as acquisition, tracking and navigation that runs on general purpose processor is included. The GPS signal is taken from N-FUELS (FUll Educational Library of Signals for Navigation) signal simulator.
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