| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| IEICE-EID, IEE-EDD, 3DMT, AIT, IDY, VRSJ, IIEEJ, URCF [detail] |
2025-10-31
11:25 |
Tokyo |
The Institute of Electrical Engineers Conference Room
(Primary: On-site, Secondary: Online) |
[Invited Talk]
[Invite] Free-viewpoint hologram generation and holographic signal converter
Tomoyoshi Shimobaba, Masato Shotoku, Kai Kumano, Yudai Fujima, Keisuke Ono, Fan Wang (Chiba Univ.), Tomoyoshi Ito ([Invite] Free-viewpoint hologram generation and holographic sign) |
[more] |
IDY2025-49 AIT2025-191 3DMT2025-53
pp.4-7 |
| OSJ-HODIC, AIT, 3DMT, IDY, IEICE-EID, IEE-OQD, SID-JC |
2025-09-18
10:50 |
Tokyo |
Kikai-Shinko-Kaikan Bldg
(Primary: On-site, Secondary: Online) |
Building the High-Performance Virtualized Computing Platform "Hyperion"
-- Application to Large-Scale and High-Speed Hologram Generation and Deep Learning --
Shosei Yabuki, Kai Kumano, Noritomo Okamoto, Yushi Hasegawa, Fan Wang, Tomoyoshi Ito, Tomoyoshi Shimobaba (Chiba Univ.) |
In recent years, there has been a demand for more advanced and large-scale computations in holography and deep learning.... [more] |
IDY2025-42 AIT2025-184 3DMT2025-27
pp.9-12 |
| SMC |
2025-07-25
09:45 |
Tokyo |
Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online) |
Application of the CG-line method for larger holographic directional volumetric displays.
Taiki Kono (Chiba Univ.), Takashi Nishitsuji (Toho Univ.), Tomoyoshi Shimobaba, Tomoyoshi Ito, Atsushi Shiraki (Chiba Univ.) |
This study aims to implement a rapid hologram computation technique to achieve larger holographic directional volumetric... [more] |
|
| 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
17:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg
(Primary: On-site, Secondary: Online) |
Image reconstruction of a Fourier incoherent hologram using a 2D FFT circuit
Takayuki Hara (NIT (KOSEN), Nagano College/ Chiba Univ.), Takashi Kakue, Takaho Ueyama, Tomoyoshi Shimobaba, Tomoyoshi Ito (Chiba Univ.) |
In recent years, research is being conducted on a video camera capable of time super-resolution imaging based on Fourier... [more] |
IDY2024-44 AIT2024-166 3DMT2024-55
pp.56-59 |
| AIT, 3DMT, OSJ-HODIC |
2023-09-08
17:15 |
Tokyo |
Nihon Univ. College of Science and Technology (Surugadai Campus) |
|
Phase unwrapping is a technique used to recover the original phase from the wrapped phase in the range (−π, π]. Conventi... [more] |
AIT2023-147 3DMT2023-34
pp.33-36 |
| 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, 3DMT, OSJ-HODIC |
2022-09-09
14:15 |
Online |
|
Design and Implementation of Fresnel Diffraction Circuit for Incoherent Digital Holography
Takayuki Hara (Chiba Univ./NITNC), Takashi Kakue, Tomoyoshi Shimobaba, Tomoyoshi Ito (Chiba Univ.) |
We designed and implemented a Fresnel diffraction circuit for incoherent digital holography. We focused on multiwaveleng... [more] |
AIT2022-168 3DMT2022-36
pp.9-12 |
| AIT, 3DMT, OSJ-HODIC |
2022-09-09
15:40 |
Online |
|
Removing the multiple images for the polynomial approximated hologram
Harutaka Shiomi, Tomoyoshi Shimobaba, Takashi Kakue, Tomoyoshi Ito (Chiba Univ.) |
The computational complexity of hologram calculation methods with point-cloud data is proportional to the number of obje... [more] |
AIT2022-170 3DMT2022-38
pp.17-20 |
| AIT, 3DMT, OSJ-HODIC |
2021-09-03
14:05 |
Online |
|
Application of radial point spread function to hologram acceleration method
Daiki Yasuki, Tomoyoshi Shimobaba, Takashi Kakue, Tomoyoshi Ito (Chiba Univ.) |
Holograms can be computed by superimposing a point spread function (PSF), which represents the distribution of light on ... [more] |
AIT2021-135 3DIT2021-24
pp.9-12 |
| AIT, 3DMT, OSJ-HODIC |
2021-09-03
14:35 |
Online |
|
A high-speed hologram calculation using 3D scene compression by wavelet transform: WASABI-2
Harutaka Shiomi, Tomoyoshi Shimobaba, Takashi Kakue, Tomoyoshi Ito (Chiba Univ) |
When creating holograms from RGBD images, it is necessary to generate slice images from the RGBD image and then calculat... [more] |
AIT2021-136 3DIT2021-25
pp.13-16 |
| AIT, 3DMT, OSJ-HODIC |
2020-09-25
13:40 |
Online |
Video Conference |
Special-purpose computer for amplitude and phase electroholography using Xilinx Alveo U250
Yota Yamamoto, Tomoyoshi Shimobaba, Takashi Kakue (Chiba Univ.), Nobuyuki Masuda (TUS), Tomoyoshi Ito (Chiba Univ.) |
Holography, which can reproduce the wavefront of light, has been attracting attention as a 3D display that can satisfy a... [more] |
AIT2020-171 3DIT2020-12
pp.1-4 |
| AIT, 3DMT, OSJ-HODIC |
2020-09-25
14:15 |
Online |
Video Conference |
Image quality improvement algorithm in phase type holographic projector
Yumi Yamaguchi (Chiba Univ), Yuki Nagahama (Agriculture and Technology Univ), Yota Yamamoto, Takashi Kakue, Tomoyoshi Ito, Tomoyoshi Shimobaba (Chiba Univ) |
[more] |
AIT2020-172 3DIT2020-13
pp.5-10 |
| AIT, 3DMT, OSJ-HODIC |
2020-09-25
15:05 |
Online |
Video Conference |
wavelength-multiplexed phase-shifting incoherent multicolor digital holography
Takayuki Hara (Chiba Univ.), Tatsuki Tahara, Yasuyuki Ichihashi, Ryutaro Oi (NICT), Tomoyoshi Ito (Chiba Univ.) |
We present wavelength-multiplexed phase-shifting incoherent multicolor digital holography, which is a technique that rec... [more] |
AIT2020-173 3DIT2020-14
pp.11-15 |
| AIT, 3DMT, OSJ-HODIC |
2019-09-13
14:10 |
Tokyo |
Tokyo Metropolitan University |
Yumi Yamaguchi (Chiba Univ.), Yuki Nagahama (TUAT.), Yota Yamamoto, Tomoyoshi Shimobaba, Takshi Kakue, Tomoyoshi Ito (Chiba Univ.) |
[more] |
AIT2019-182 3DIT2019-19
pp.9-12 |
| AIT, 3DMT, OSJ-HODIC |
2018-09-07
14:10 |
Tokyo |
The University of Electro-Communications |
Design and evaluation of the cosine approximation circuit for holographic calculation
Takashi Nishitsuji (TMU), Yota Yamamoto, Takashige Sugie, Takashi Kakue, Tomoyoshi Shimobaba, Tomoyoshi Ito (Chiba Univ.) |
[more] |
AIT2018-174 3DIT2018-16
pp.9-12 |
| AIT, 3DMT, OSJ-HODIC |
2018-09-07
15:00 |
Tokyo |
The University of Electro-Communications |
Special-purpose computer HORN-8 for a real-time electroholography
Yota Yamamoto, Takashige Sugie (Chiba Univ.), Takashi Nishitsuji (TMU), Tomoyoshi Shimobaba, Takashi Kakue, Tomoyoshi Ito (Chiba Univ.) |
Electroholography attracts attention as an ideal 3D image display method. However, it has not realized yet due to the va... [more] |
AIT2018-175 3DIT2018-17
pp.13-16 |
| IEICE-MRIS, MMS |
2017-12-07
13:20 |
Ehime |
Ehime Univ. |
Holographic memory using deep learning
Tomoyoshi Shimobaba, Miduha Honma, Takashi Kakue, Tomoyoshi Ito (Chiba Univ.) |
[more] |
|