Hybrid Auto-Focusing System Using Dual Pixel-Type CMOS Sensor With Contrast Detection Algorithm

Jinbeum Jang; Sangwoo Park; Jieun Jo; Jongheon Kim; Joonki Paik

doi:10.1364/ISA.2016.IW3F.2

Imaging and Applied Optics 2016
(Optica Publishing Group, 2016),
paper IW3F.2
•https://doi.org/10.1364/ISA.2016.IW3F.2

Hybrid Auto-Focusing System Using Dual Pixel-Type CMOS Sensor With Contrast Detection Algorithm

Jinbeum Jang, Sangwoo Park, Jieun Jo, Jongheon Kim, and Joonki Paik

Imaging Systems and Applications 2016

Heidelberg Germany
25–28 July 2016
ISBN: 978-1-943580-15-6

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Holography and Depth Estimation (IW3F)

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J. Jang, S. Park, J. Jo, J. Kim, and J. Paik, "Hybrid Auto-Focusing System Using Dual Pixel-Type CMOS Sensor With Contrast Detection Algorithm," in Imaging and Applied Optics 2016, (Optica Publishing Group, 2016), paper IW3F.2.

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Abstract

This paper presents a hybrid auto-focusing system combining two passive methods. The proposed method measures a phase difference using dual pixel-type sensor with black masks, and detects the maximum contrast using multi-scale Laplacian of Gaussian filter.

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