[PDF][PDF] Lensless complex amplitude demodulation based on deep learning in holographic data storage

J Hao, X Lin, Y Lin, M Chen, R Chen, G Situ… - Opto-Electron …, 2023 - researching.cn
To increase the storage capacity in holographic data storage (HDS), the information to be
stored is encoded into a complex amplitude. Fast and accurate retrieval of amplitude and …

Lensless phase retrieval based on deep learning used in holographic data storage

J Hao, X Lin, Y Lin, H Song, R Chen, M Chen… - Optics Letters, 2021 - opg.optica.org
This paper proposes a lensless phase retrieval method based on deep learning (DL) used
in holographic data storage. By training an end-to-end convolutional neural network …

Fast phase error correction with reference beam-assisted LDPC coding for collinear holographic data storage

Q Yu, F Wu, M Zhang, C **e - Optics Express, 2023 - opg.optica.org
Low-density parity-check (LDPC) coding is a significant technique for ensuring data
reliability in phase-modulated holographic data storage. To accelerate LDPC decoding, we …

Exploiting data compression to improve reliability of phase-modulated holographic data storage

Q Yu, F Wu, M Zhang, C **e - Optics Express, 2023 - opg.optica.org
Due to the interference of complex noise in holographic channels and the limitation of phase
retrieve algorithms, the reliability of phase-modulated holographic data storage (PHDS) is …

Decoding of compressive data pages for optical data storage utilizing FFDNet

Z He, Y Zhang, D Chu, L Cao - Optics Letters, 2024 - opg.optica.org
Coded aperture-based compression has proven to be an effective approach for high-density
cold data storage. Nevertheless, its limited decoding speed represents a significant …

Phase-distribution-aware adaptive decision scheme to improve the reliability of holographic data storage

Y Zhao, F Wu, X Lin, M Zhang, Q Yu, X Tan, C **e - Optics Express, 2022 - opg.optica.org
Owing to their high storage density and long storage life, holographic data storage (HDS)
technologies are viable options for mass cold data storage in the era of big data. Phase …

Diffractive Deep-Neural-Network-Based Classifier for Holographic Memory

T Sakurai, T Ito, T Shimobaba - Photonics, 2024 - mdpi.com
Holographic memory offers high-capacity optical storage with rapid data readout and long-
term durability. Recently, read data pages have been classified using digital deep neural …

Combination compensation method to improve the tolerance of recording medium shrinkage in collinear holographic storage

X Qiu, K Wang, X Lin, J Hao, D Lin, Q Zheng, R Chen… - Photonics, 2022 - mdpi.com
Holographic optical storage has great potential for enormous data storage, although the
recording medium can cause dimensional change, which can deteriorate the quality of the …

Improving reliability using phase distribution aware LDPC code for holographic data storage

Q Yu, F Wu, M Zhang, Y Zhao, C **e - Applied Optics, 2022 - opg.optica.org
The iterative Fourier transform (IFT) algorithm is an effective solution for phase retrieval in
phase-type holographic data storage systems, but introduces a higher phase error rate. As a …

Improving the data reliability of phase modulated holographic storage using a reliable bit aware low-density parity-check code

Y Zhao, F Wu, X Lin, J Zhou, M Zhang, Q Yu, X Tan… - Optics …, 2022 - opg.optica.org
Phase modulated holographic storage offers superior storage capacity and a longer life
span compared with other storage technologies. However, its application is limited by its …