Search Results - "KINOSHITA, Nobuhiro"

Bimodal Incoherent Digital Holography for Both Three-Dimensional Imaging and Quasi-Infinite–Depth-of-Field Imaging by Nobukawa, Teruyoshi, Katano, Yutaro, Muroi, Tetsuhiko, Kinoshita, Nobuhiro, Ishii, Norihiko

“…Although three-dimensional (3D) imaging and extended depth-of-field (DOF) imaging are completely opposite techniques, both provide much more information about…”
Get full text

Data demodulation using convolutional neural networks for holographic data storage by Katano, Yutaro, Muroi, Tetsuhiko, Kinoshita, Nobuhiro, Ishii, Norihiko, Hayashi, Naoto

“…We propose a data demodulation method based on a deep-learning algorithm. A convolutional neural network (CNN), which can accurately classify images, was used…”
Get full text

Spatially coupled low-density parity-check error correction for holographic data storage by Ishii, Norihiko, Katano, Yutaro, Muroi, Tetsuhiko, Kinoshita, Nobuhiro

“…The spatially coupled low-density parity-check (SC-LDPC) was considered for holographic data storage. The superiority of SC-LDPC was studied by simulation. The…”
Get full text

Sampling requirements and adaptive spatial averaging for incoherent digital holography by Nobukawa, Teruyoshi, Katano, Yutaro, Muroi, Tetsuhiko, Kinoshita, Nobuhiro, Ishii, Norihiko

Get full text

Rotation spacing and multiplexing number in angle-peristrophic multiplexing holographic memory by Sawada, Masamitsu, Kinoshita, Nobuhiro, Muroi, Tetsuhiko, Motohashi, Mitsuya, Saito, Nobuo

“…Holographic memory is expected to be the next-generation optical memory with several advantages including high data transfer rate and high recording density…”
Get full text

Optical compensation for hologram distortion using wavefront interpolation in angle-multiplexed holograms by Muroi, Tetsuhiko, Kinoshita, Nobuhiro, Ishii, Norihiko, Kamijo, Koji, Kawata, Yoshimasa, Kikuchi, Hiroshi

“…Distortion of the hologram may occur when the photopolymer material used in the medium shrinks or expands. We analyzed interference fringe distortion for plane…”
Get full text

Control of Angular Intervals for Angle-Multiplexed Holographic Memory by Kinoshita, Nobuhiro, Muroi, Tetsuhiko, Ishii, Norihiko, Kamijo, Koji, Shimidzu, Naoki

Get full text

Compensation of Interference Fringe Distortion Due to Temperature Variation in Holographic Data Storage by Muroi, Tetsuhiko, Kinoshita, Nobuhiro, Ishii, Norihiko, Kamijo, Koji, Shimidzu, Naoki

“…Photopolymer materials are feasible for holographic recording media. However, these materials shrink owing to photopolymerization and interference fringes…”
Get full text

Compensation Method for Phase Fluctuation in Holographic Data Storage by Ishii, Norihiko, Muroi, Tetsuhiko, Kinoshita, Nobuhiro, Kamijo, Koji, Kikuchi, Hiroshi, Shimidzu, Naoki

“…A method that records accurate information of an object beam is discussed. Before conducting our experiment, the effect of phase fluctuation was calculated…”
Get full text

Compensation Method for Phase Fluctuation in Holographic Data Storage by Ishii, Norihiko, Muroi, Tetsuhiko, Kinoshita, Nobuhiro, Kamijo, Koji, Kikuchi, Hiroshi, Shimidzu, Naoki

Get full text

Classification and Evaluation of Noises in Holographic Memory System by Kinoshita, Nobuhiro, Muroi, Tetsuhiko, Ishii, Norihiko, Kamijo, Koji, Shimidzu, Naoki

“…The consideration of a noise reduction scheme requires the quantitative evaluation of noise amount per noise factor in a holographic memory system. We propose…”
Get full text

Pre-enhancement for High Spatial Frequency in Holographic Memory by Kinoshita, Nobuhiro, Muroi, Tetsuhiko, Ishii, Norihiko, Kamijo, Koji, Shimidzu, Naoki

Get full text

Angular Spacing Control for Segmented Data Pages in Angle-Multiplexed Holographic Memory by Kinoshita, Nobuhiro, Muroi, Tetsuhiko, Ishii, Norihiko, Kamijo, Koji, Kikuchi, Hiroshi, Shimidzu, Naoki, Ando, Toshio, Masaki, Kazuyoshi, Shimizu, Takehiro

“…To improve the recording density of angle-multiplexed holographic memory, it is effective to increase the numerical aperture of the lens and to shorten the…”
Get full text

Improved Signal-to-Noise Ratio Using Phase Compensation in Shift- and Angle-Multiplexed Holographic Data Storage by Ishii, Norihiko, Kinoshita, Nobuhiro, Muroi, Tetsuhiko, Kamijo, Koji, Shimidzu, Naoki

Get full text

Method of Phase Compensation for Holographic Data Storage by Ishii, Norihiko, Kinoshita, Nobuhiro, Muroi, Tetsuhiko, Kamijo, Koji, Shimidzu, Naoki

Get full text

Sampling requirements and adaptive spatial averaging for incoherent digital holography by Nobukawa, Teruyoshi, Katano, Yutaro, Muroi, Tetsuhiko, Kinoshita, Nobuhiro, Ishii, Norihiko

“…Incoherent digital holography (IDH) enables passive 3D imaging under spatially incoherent light; however, the reconstructed images are seriously affected by…”
Get full text

Highly efficient dual page reproduction in holographic data storage by Katano, Yutaro, Muroi, Tetsuhiko, Kinoshita, Nobuhiro, Ishii, Norihiko

“…We propose a simultaneous dual-page reproduction for holographic data storage (HDS) with high-efficiency and high-speed data reproduction by reusing a…”
Get full text

Compensation and Improvement of Intensity and Distribution in Reconstructed Image Using Adaptive Optics in Holographic Data Storage by Muroi, Tetsuhiko, Sekiguchi, Sayaka, Kinoshita, Nobuhiro, Ishii, Norihiko, Shimidzu, Naoki, Kamijo, Koji, Booth, Martin, Juskaitis, Rimas, Wilson, Tony

Get full text

Integrated Simulation Technique for Volume Holographic Memory Using Finite-Difference Time-Domain Method by Kinoshita, Nobuhiro, Shiino, Hirotaka, Ishii, Norihiko, Shimidzu, Naoki, Kamijo, Koji

“…We developed an integrated simulation technique for volume holographic memory. Volume holographic gratings were expressed as the permittivity distribution in…”
Get full text

Dynamic Observation Study of Crystallization Process in Sb-Based Phase-Change Materials by Shimidzu, Naoki, Nagatsuka, Toshikazu, Magara, Yusuke, Ishii, Norihiko, Kinoshita, Nobuhiro, Sato, Katsuaki

Get full text