Performance Analysis of GPS/BDS Attitude Determination for Low-Cost Single-Frequency u-blox Receivers
Abstract This paper analyzes the observation quality of the low-cost single-frequency u-blox receiver and evaluates its attitude determination precision by experimental comparison. The results, based on real data, show that the SNR of GPS, BDS observations collected by u-blox is slightly lower than a surveying receiver; pseudorange accuracies of GPS, BDS observations are 0.91 m, 0.56 m, phase accuracies are 1.13 cm, 1.20 cm, respectively. The orientation precision of the u-blox receiver can reach 0.2°/m and 0.4°/m of heading and pitch in a static environment, while in a dynamic environment it can reach 0.3°/m and 0.6°/m, which is slightly worse than that of the single-frequency resolution of high-cost surveying receiver.
Key words :
low-cost u-blox receiver
attitude determination
robust estimation
baseline length constraint
Cite this article:
LI Jiangwei,MA Liye,WU Renpan et al. Performance Analysis of GPS/BDS Attitude Determination for Low-Cost Single-Frequency u-blox Receivers[J]. jgg, 2019, 39(3): 279-284.
LI Jiangwei,MA Liye,WU Renpan et al. Performance Analysis of GPS/BDS Attitude Determination for Low-Cost Single-Frequency u-blox Receivers[J]. jgg, 2019, 39(3): 279-284.
URL:
http://www.jgg09.com/EN/ OR http://www.jgg09.com/EN/Y2019/V39/I3/279
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