| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| OSJ-HODIC, AIT, 3DMT, IDY, IEICE-EID, IEE-OQD, SID-JC |
2024-09-02
10:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg
(Primary: On-site, Secondary: Online) |
Hologram computation using separable Fraunhofer diffraction
Noritomo Okamoto, Wang Fan, Tomoyoshi Ito, Tomoyoshi Shimobaba (Chiba Univ.) |
Computational holography requires a large amount of time to generate holograms. One of methods to solve this problem is ... [more] |
IDY2024-31 AIT2024-153 3DMT2024-42
pp.1-4 |
| OSJ-HODIC, AIT, 3DMT, IDY, IEICE-EID, IEE-OQD, SID-JC |
2024-09-02
10:20 |
Tokyo |
Kikai-Shinko-Kaikan Bldg
(Primary: On-site, Secondary: Online) |
Simplification of Hologram Computation by Bipolar Approximation and Comparison of Reproduced Images
Fujima Yudai (Chiba Univ.), Alejandro Velez-Zea (Universidad de Antioquia UdeA), Wang fan, Tomoyoshi Ito, Tomoyoshi Shimobaba (Chiba Univ.) |
Computer-generated holograms (CGH) usually require the computation of a large number of trigonometric functions. Look-up... [more] |
IDY2024-32 AIT2024-154 3DMT2024-43
pp.5-8 |
| OSJ-HODIC, AIT, 3DMT, IDY, IEICE-EID, IEE-OQD, SID-JC |
2024-09-02
11:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg
(Primary: On-site, Secondary: Online) |
Logarithmic Spectra for Elevating Hologaphic Reconstruction Quality
Yogi Udjaja, David Blinder, Tomoyoshi Shimobaba, Tomoyoshi Ito (Chiba Univ.) |
This study explores recent advancements in holographic reconstruction, focusing particularly on enhancing the quality of... [more] |
IDY2024-36 AIT2024-158 3DMT2024-47
pp.21-24 |
| OSJ-HODIC, AIT, 3DMT, IDY, IEICE-EID, IEE-OQD, SID-JC |
2024-09-02
13:30 |
Tokyo |
Kikai-Shinko-Kaikan Bldg
(Primary: On-site, Secondary: Online) |
[Invited Talk]
Recent advances in computation and fabrication techniques in full-color full-parallax high-definition computer holography
Kyoji Matsushima, Hirohito Nishi, Chang-Joo Lee, Shunsuke Fujiki, Ryosuke Katsura (Kansai Univ.) |
This paper reports on the latest advances in fabrication and computation techniques of full-color computer-generated hol... [more] |
IDY2024-37 AIT2024-159 3DMT2024-48
pp.25-32 |
| OSJ-HODIC, AIT, 3DMT, IDY, IEICE-EID, IEE-OQD, SID-JC |
2024-09-02
17:40 |
Tokyo |
Kikai-Shinko-Kaikan Bldg
(Primary: On-site, Secondary: Online) |
Fabrication of Large-Scale Computer-Generated Volume Hologram Using Tiling Contact-Copy
Tomoya Yamamoto, Hirohito Nishi, Kyoji Matsushima (Kansai Univ.) |
Because of excellent spectral property, computer-generated volume holograms (CGVH) can reconstruct bright and sharp 3D i... [more] |
IDY2024-46 AIT2024-168 3DMT2024-57
pp.64-67 |
| 3DMT |
2024-07-26
12:00 |
Tokyo |
NHK Science & Technology Research Laboratories
(Primary: On-site, Secondary: Online) |
[Invited Demonstration]
*Extremely Large-Scale Computer-Generated Hologram
-- The ultimate full-parallax spatial 3D image free from vergence-accommodation conflict --
Kyoji Matsushima, Hirohito Nishi (Kansai Univ.) |
We exhibit extremely high-definition computer-generated holograms whose maximum number of pixels reach 360 giga pixels. ... [more] |
3DMT2024-35
pp.17-21 |
| 3DMT |
2024-06-27
15:25 |
Tokyo |
|
[Invited Talk]
*
Haruki Mizushina (Tokushima Univ. /Shinshu Univ.) |
Holographic contact lens displays has been proposed as an AR (augmented reality) technology to take full advantage of Be... [more] |
3DMT2024-30
pp.37-43 |
| 3DMT |
2024-03-15
14:10 |
Tokyo |
(Primary: On-site, Secondary: Online) |
Occlusion processing for hologram generation using light-field modulated zone plates
Takayuki Koyama, Yasuhiro Takaki (Tokyo Univ. of Agri. and Tech.) |
We previously proposed a hologram generation technique which modulates the zone plates using the light-field information... [more] |
3DMT2024-22
pp.85-87 |
| AIT, IIEEJ, AS, CG-ARTS |
2024-03-05
11:48 |
Tokyo |
Tokyo University of Technology |
Point cloud generation for computer-generated hologram including transmission and refraction
-- Fast generation with Unity --
Motoya Kayamori, Takeshi Yamaguchi, Hiroshi Yoshikawa (Nihon Univ.) |
Computer-generated hologram (CGH) is hologram in which interference fringe is computed by a computer, and the CG data mu... [more] |
AIT2024-41
pp.37-40 |
| IEICE-EID, IDY, IEE-EDD, SID-JC, IEIJ-SSL [detail] |
2024-01-26
10:10 |
Kyoto |
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Design of Super High Resolution Liquid Crystal Devices Using Lateral Electric Field Driving for Electronic Holography with Wide Viewing-Zone Angle
Hiroto Tochigi, Masakazu Nakatani (Tohoku Univ.), Ken-ichi Aoshima, Mayumi Kawana, Yuta Yamaguchi, Kenji Machida, Nobuhiko Funabashi (NHK), Hideo Fujikake (Tohoku Univ.) |
The ultra-high-resolution electronic holography liquid crystal devices with a pixel pitch of 1μm or less in the evolving... [more] |
IDY2024-9
pp.33-36 |
| IEICE-EID, IDY, IEE-EDD, SID-JC, IEIJ-SSL [detail] |
2024-01-26
10:20 |
Kyoto |
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
Low-voltage and high-speed ferroelectric liquid crystal devices for high-resolution driving in dynamic holography
Hiroki Kobayashi, Hiroto Tochigi, Masakazu Nakatani (Tohoku Univ.), Ken-ichi Aoshima, Mayumi Kawana, Yuta Yamaguchi, Kenji Machida, Nobuhiko Funabashi (NHK), Hideo Fujikake (Tohoku Univ.) |
Ferroelectric liquid crystal (FLC) spatial light modulators capable of high-resolution driving are required to realize d... [more] |
IDY2024-11
pp.41-44 |
| IEICE-EID, IDY, IEE-EDD, SID-JC, IEIJ-SSL [detail] |
2024-01-26
10:25 |
Kyoto |
(Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Game System with Generation of Holographic Movies using Cloud Cluster
Keigo Yamauchi, Akifumi Kashiwagi, Yuji Sakamoto (Hokkaido Univ.) |
Computer-generated hologram (CGH), which calculates holograms digitally, has high expectation because of its ability to ... [more] |
IDY2024-12
pp.45-48 |
| IEICE-OCS, IEICE-OFT, IEE-CMN, BCT [detail] |
2023-11-09
16:45 |
Kyoto |
(Primary: On-site, Secondary: Online) |
Phase Compensation Method in Mode Selective Switch Using Volume Holographic De-multiplexer
Yui Yoshikata, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ.) |
In mode-division multiplex (MDM) communication using few-mode fiber, it is expected to realize ROADM by introducing mode... [more] |
|
| AIT, 3DMT, OSJ-HODIC |
2023-09-08
13:35 |
Tokyo |
Nihon Univ. College of Science and Technology (Surugadai Campus) |
Print of full-parallax high-definition CGVH using Denisyuk-type wavefront printer
Yuki Takemura, Hirohito Nishi, Kyoji Matsushima (Kansai Univ.) |
A Denisyuk-type wavefront printer is developed for printing computer-generated volume holograms (CGVH) in a single step,... [more] |
AIT2023-139 3DMT2023-26
pp.1-4 |
| IIEEJ, AIT |
2023-06-03
14:00 |
Tokyo |
TOKYO CITY UNIVERSITY
(Primary: On-site, Secondary: Online) |
Improvement of Removal of Multiple Images by Experiment and Image Filter Processing in Digital Holography
Masataka Tozuka (former SIT), Kunihiko Takano (TMCIT), Koki Sato (former SIT) |
Holographic memory uses a lens term to perform multiple image separation, and research has been carried out to improve t... [more] |
AIT2023-130
pp.19-26 |
| IEICE-MVE, HI, VRSJ, HI-SIG-DeMO, IPSJ-HCI, IPSJ-EC [detail] |
2023-06-01
10:15 |
Tokyo |
Univ. of Tokyo
(Primary: On-site, Secondary: Online) |
Glasses-free XR sharing dialogue system with a sense of real proximity using half-mirrors
Kenta Ogo (NTT) |
Glasses-free XR side by side talking system with a sense of real proximity using half-mirrors.
In order to realize the ... [more] |
|
| 3DMT |
2022-10-17
14:30 |
Tochigi |
(Primary: On-site, Secondary: Online) |
Numerical verification of light-field wavefront conversion technique using zone plates with amplitude modulation
Toshihiro Uruma, Takayuki Koyama, Yasuhiro Takaki (TUAT) |
We previously proposed a method of reconstruction blur-less three-dimensional (3D) image by light-field wavefront conver... [more] |
3DMT2022-43
pp.13-16 |
| AIT, 3DMT, OSJ-HODIC |
2022-09-09
13:05 |
Online |
|
Generation of Laguerre-Gaussian beam on equator of hybrid-order Poincare sphere by double-phase hologram
Yuto Nakamura, Takashi Kakue, Ken Morita, Tomoyoshi Shimobaba, Tomoyoshi Ito (Chiba Univ) |
Light of a complex polarization state which is mapped on hybrid-order Poincare sphere can be generated by superposition ... [more] |
AIT2022-166 3DMT2022-34
pp.1-4 |
| AIT, ME, MMS, IEICE-IE, IEICE-ITS [detail] |
2022-02-21
14:40 |
Online |
online |
Effect of post-exposure time on diffraction efficiency of volume holograms during recording
Yuya Kuroda, Atsushi Okamoto (Hokkaido Univ.), Satoshi Shinada, Yuta Goto (NICT), Akihisa Tomita (Hokkaido Univ.) |
To realize the mode division multiplexing transmission, we have proposed a volume holographic mode de-multiplexer (VHDM)... [more] |
MMS2022-13 ME2022-38 AIT2022-13
pp.67-70 |
| AIT, ME, MMS, IEICE-IE, IEICE-ITS [detail] |
2022-02-21
15:05 |
Online |
online |
Mode diffusion technique for reduction of crosstalk in volume holographic mode demultiplexer
Shuanglu Zhang, Atsushi Okamoto, Akihisa Tomita (Hokkaido Univ.) |
Volume holographic demultiplexers (VHDMs) utilize angularly multiplexed volume holograms to separate multiplexed spatial... [more] |
MMS2022-14 ME2022-39 AIT2022-14
pp.71-75 |