• Chinese Optics Letters
  • Vol. 10, Issue 6, 061403 (2012)
Zhenfang Fan, Hui Luo, Guangfeng Lu, and Shaomin Hu
DOI: 10.3788/col201210.061403 Cite this Article Set citation alerts
Zhenfang Fan, Hui Luo, Guangfeng Lu, Shaomin Hu. Dynamic lock-in compensation for mechanically dithered ring laser gyros[J]. Chinese Optics Letters, 2012, 10(6): 061403 Copy Citation Text show less

Abstract

In ring laser gyros (RLGs), dynamic lock-in, which results from information loss in the lock-in region, occurs when a constant sine bias is introduced. However, sampling some signals in the lock-in region for a particular duration allows the retrieval of lost information. It is demonstrated how dynamic lock-in and the flat region in the input-output curve near the zero angle rate can be eliminated after compensation.
Zhenfang Fan, Hui Luo, Guangfeng Lu, Shaomin Hu. Dynamic lock-in compensation for mechanically dithered ring laser gyros[J]. Chinese Optics Letters, 2012, 10(6): 061403
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