Pseudo-Noise Code Interferometry for Multibeam Lidar

Kai-Ting Ting; Kelvin H. Wagner

doi:10.1364/3D.2021.3Th2D.7

OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP)
OSA Technical Digest (Optica Publishing Group, 2021),
paper 3Th2D.7
•https://doi.org/10.1364/3D.2021.3Th2D.7

Pseudo-Noise Code Interferometry for Multibeam Lidar

Kai-Ting Ting and Kelvin H. Wagner

3D Image Acquisition and Display: Technology, Perception and Applications 2021

Washington, DC United States
19–23 July 2021
ISBN: 978-1-943580-89-7

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3D Imaging Acquisition and Displays (3Th2D)

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K. Ting and K. H. Wagner, "Pseudo-Noise Code Interferometry for Multibeam Lidar," in OSA Imaging and Applied Optics Congress 2021 (3D, COSI, DH, ISA, pcAOP), H. Hua, B. Javidi, M. Martinez-Corral, O. Matoba, A. Stern, S. Thibault, T. Alieva, J. Ke, F. Willomitzer, F. Okten, P. Silveira, P. Banerjee, E. Stoykova, D. Chu, J. Park, F. Imai, C. Joo, M. Digman, D. Gardner, S. Gladysz, D. LeMaster, S. Basu, and O. Korotkova, eds., OSA Technical Digest (Optica Publishing Group, 2021), paper 3Th2D.7.

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Abstract

We present traveling-wave pseudo-noise coded interferometry to generate hundreds of uniquely intensity-modulated beams for multibeam lidar. Lidar backscatter is summed on a single detector and separated into individual beam range profiles with a single correlation.

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