Collinear holographic data storage technologies

Xiao Lin; Jinpeng Liu; Jianying Hao; Kun Wang; Yuanying Zhang; Hui Li; Hideyoshi Horimai; Xiaodi Tan

doi:doi:10.29026/oea.2020.190004

Opto-Electronic Advances, 2020, 3 (3): 03190004, Published Online: May. 19, 2020

Collinear holographic data storage technologies

Xiao Lin ¹Jinpeng Liu ²Jianying Hao ¹Kun Wang ¹Yuanying Zhang ¹Hui Li ²Hideyoshi Horimai ³Xiaodi Tan ^1,*

Author Affiliations

¹ College of Photonic and Electronic Engineering, Fujian Normal University, Fuzhou 350117, China

² School of Optics and Photonics, Beijing Institute of Technology, Beijing 100081, China

³ HolyMine Corporation, 2032-2-301 Ooka, Numazu, Shizuoka 410-0022, Japan

Figures & Tables

Fig. 1. Schematic illustration of holographic data storage.(a) Writing process. (b) Reading process.

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Fig. 2. Comparison between traditional data storage and holographic data storage.

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Fig. 3. Optical configuration of CHDSS.Photo detector and red laser are utilized to servo control and locate holograms. QWP: quarter wave plate; HVD: holographic versatile disc; DMD: digital micro mirror device, one kind of SLM; PBS: polarized beam splitter; DBS: dichroic beam splitter.

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Fig. 4. Data page format in the CHDSS.

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Fig. 5. The comparison between amplitude modulation and phase modulation.

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Fig. 6. The complex amplitude data page and interference data page.(a) Data page. (b) Interference data page (IDP).

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Fig. 7. Phase modulation of reference pattern for data page pattern.

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Fig. 8. The phase demodulation histogram of four different data pages.

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Fig. 9. The diagram of non-interferometric system for phase retrieval based on IFT algorithm.

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Fig. 10. Convergent curves with different proportions of embedded phase data.

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Xiao Lin, Jinpeng Liu, Jianying Hao, Kun Wang, Yuanying Zhang, Hui Li, Hideyoshi Horimai, Xiaodi Tan. Collinear holographic data storage technologies[J]. Opto-Electronic Advances, 2020, 3(3): 03190004.

Collinear holographic data storage technologies

Fig. 1. Schematic illustration of holographic data storage.(a) Writing process. (b) Reading process.

Fig. 2. Comparison between traditional data storage and holographic data storage.

Fig. 3. Optical configuration of CHDSS.Photo detector and red laser are utilized to servo control and locate holograms. QWP: quarter wave plate; HVD: holographic versatile disc; DMD: digital micro mirror device, one kind of SLM; PBS: polarized beam splitter; DBS: dichroic beam splitter.

Fig. 4. Data page format in the CHDSS.

Fig. 5. The comparison between amplitude modulation and phase modulation.

Fig. 6. The complex amplitude data page and interference data page.(a) Data page. (b) Interference data page (IDP).

Fig. 7. Phase modulation of reference pattern for data page pattern.

Fig. 8. The phase demodulation histogram of four different data pages.

Fig. 9. The diagram of non-interferometric system for phase retrieval based on IFT algorithm.

Fig. 10. Convergent curves with different proportions of embedded phase data.

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Collinear holographic data storage technologies

Fig. 1. Schematic illustration of holographic data storage.(a) Writing process. (b) Reading process.

Fig. 2. Comparison between traditional data storage and holographic data storage.

Fig. 3. Optical configuration of CHDSS.Photo detector and red laser are utilized to servo control and locate holograms. QWP: quarter wave plate; HVD: holographic versatile disc; DMD: digital micro mirror device, one kind of SLM; PBS: polarized beam splitter; DBS: dichroic beam splitter.

Fig. 4. Data page format in the CHDSS.

Fig. 5. The comparison between amplitude modulation and phase modulation.

Fig. 6. The complex amplitude data page and interference data page.(a) Data page. (b) Interference data page (IDP).

Fig. 7. Phase modulation of reference pattern for data page pattern.

Fig. 8. The phase demodulation histogram of four different data pages.

Fig. 9. The diagram of non-interferometric system for phase retrieval based on IFT algorithm.

Fig. 10. Convergent curves with different proportions of embedded phase data.

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