Fast acquisition of L1 aiding L2C dual-frequency GPS signal based on SFFT
ZENG Qing-xi, TANG Lin-lin, PEI Ling, HUANG Yu-hua, XU Liang
Systems Engineering and Electronics . 2015, (7): 1638 -1643 .  DOI: 10.3969/j.issn.1001-506X.2015.07.26