Iterative approach for zero-order term elimination in off-axis multiplex digital holography

D Zhao, D Xie, Y Yang, H Zhai - Optics Communications, 2017 - Elsevier
An iterative approach is proposed to eliminate the zero-order term from an off-axis
multiplexed hologram that contains several sub-holograms. The zero-order components of …

[PDF][PDF] 两步相移数字全息算法的优化及实验验证

陈宝鑫, 田勇志, 赵楠楠, 王玲, 陈冬霞… - 激光与光电子学进展, 2015 - researching.cn
摘要针对Zhang 算法中参考光强取值范围较大的问题, 在对全息成像原理仔细分析的基础上,
提出通过综合考虑多个参数进而确定参考光强取值范围的方法, 并用透射和反射同轴数字全息 …

Digital holographic image reconstruction and GPU acceleration

D Lopez, I Mazo, S Zhang - 2016 IEEE 37th Sarnoff Symposium, 2016 - ieeexplore.ieee.org
This REU project estimates the reference wave intensity needed by two-step-only
quadrature phase shifting holography for 3D object recording and reconstruction, and …

Double Encryption of Digital Hologram Based on Phase-Shifting Digital Holography and Digital Watermarking

CS Kim - Journal of the Korea Industrial Information Systems …, 2017 - koreascience.kr
Abstract In this Paper, Double Encryption Technology Based on Phase-Shifting Digital
Holography and Digital Watermarking is Proposed. For the Purpose, we First Set a Logo …

Phase-shifting digital holography with vortex beam in one single exposure

X Zhang, J Zhang, Y Li, S Zhou, D Liu, J Zhu - Optik, 2019 - Elsevier
Phase-shifting digital holography in one single exposure has the potential for observation of
dynamic objects in the absence of multiple exposure which is very sensitive to environment …

Hierarchial Encryption System Using Two-Step Phase-Shifting Digital Holography Technology Based on XOR and Scramble Operations

C Kim - Journal of Korea Multimedia Society, 2022 - koreascience.kr
In this paper, we implemented a hierarchical encryption system using two-step phase-
shifting digital holography (PSDH) technology based on XOR and scramble operations. The …

Double Encryption of Image Based on Scramble Operation and Phase-Shifting Digital Holography

CS Kim - Journal of the Korea Industrial Information Systems …, 2018 - koreascience.kr
In this paper, double encryption technology of image based on scramble operation and
phase-shifting digital holography is proposed. For the purpose, we perform first encryption …

XOR 및스크램블연산기반2 단계위상천이디지털홀로그래피기술을이용한계층적암호화시스템

김철수 - 멀티미디어학회논문지, 2022 - dbpia.co.kr
In this paper, we implemented a hierarchical encryption system using two-step phase-
shifting digital holography (PSDH) technology based on XOR and scramble operations. The …

Fast method of recovering reference-wave intensity in two-step-only quadrature Phase-Shifting Holography

WJ Zhou, C Zheng, TC Poon - Applied Sciences, 2017 - mdpi.com
We present a simple yet effective method, without the need for any additional recording of
intensity maps or tremendous iterative computations, to recover reference-wave intensity …

Double Encryption of Binary Image using a Random Phase Mask and Two-step Phase-shifting Digital Holography

C Kim - Journal of Korea Multimedia Society, 2016 - koreascience.kr
In this paper, double encryption technique of binary image using random phase mask and 2-
step phase-shifting digital holography is proposed. After phase modulating of binary image …