A Novel GPS Antijamming Receiver Based on Noncircularity
Author(s) -
Xianning Chen,
Qun Wan,
Yang Wan-lin
Publication year - 2009
Publication title -
journal of electrical and computer engineering
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.318
H-Index - 25
eISSN - 2090-0155
pISSN - 2090-0147
DOI - 10.1155/2010/451214
Subject(s) - global positioning system , gps signals , signal (programming language) , phase shift keying , computer science , precision lightweight gps receiver , radio receiver design , assisted gps , time to first fix , gps receiver , electronic engineering , remote sensing , telecommunications , engineering , geography , transmitter , decoding methods , bit error rate , channel (broadcasting) , programming language
We present a novel antijamming global position system (GPS) receiver that relies on the unique noncircularity of the GPS signal. Since the GPS signal is BPSK modulated, it is a noncircular signal while most interferers are circular signals. The proposed receiver utilizes this circular difference property to excise interferences while preserve the GPS signals. It is shown that the proposed receiver is a blind receiver that does not require any angular information of the satellites
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