Jiaqing Liu, Shunli Han, Xin Meng, Zhizeng Li, Junwei Ju. Detection and Correction Method for Interferogram Spikes[J]. Acta Optica Sinica, 2019, 39(10): 1030002
- Acta Optica Sinica
- Vol. 39, Issue 10, 1030002 (2019)
Fig. 1. Diagram of Fourier spectrometer
Fig. 2. Spikes in interferogram. (a) Single spikes; (b) continuous spikes
Fig. 3. Flowchart of detection and correction algorithm for spikes
Fig. 4. Interferogram with spikes
Fig. 5. Interferogram with spikes after filtering
Fig. 6. Recovery spectra with spikes before and after filtering
Fig. 7. Error of spike correction at different positions
Fig. 8. Spectra before and after spike correction
Fig. 9. Hardware implement of detection/correction algorithm for spikes. (a) Modular scheme; (b) simulation result
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Table 1. Required hardware resource for FPGA algorithm implementation
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