Jing Sun, Wei Zhang. Fast and Precise Acquisition of GPS Signal Optimized by Improved Orthogonal Search[J]. Laser & Optoelectronics Progress, 2020, 57(13): 131206
- Laser & Optoelectronics Progress
- Vol. 57, Issue 13, 131206 (2020)
Fig. 1. GPS signal capture process
Fig. 2. Improve orthogonal search capture process
Fig. 3. Comparison of estimation accuracy of different window length frequencies
Fig. 4. Convergence comparison of frequency capture
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