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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 46  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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 2024-03-15
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
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
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
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
3DMT 2021-10-19
13:20
Online Online Memory Reduction of the Elemental Hologram Method Based on Combining Point Clouds
Ryota Koiso, Ryosuke Watanabe, Keisuke Nonaka, Tatsuya Kobayashi (KDDI Research, Inc.)
A rendering method for computer-generated hologram (CGH) using a ray-tracing method has been proposed to reconstruct ima... [more] 3DIT2021-39
pp.37-40
AIT, 3DMT, OSJ-HODIC 2021-09-03
15:50
Online   Arch shaping of full-parallax high-definition CGH using mask-transfer without interference
Tsubasa Tamaki, Kyoji Matsushima (Kansai Univ.)
High-quality plate-type full-parallax high-definition CGH can be printed by laser lithography, but its viewing angle is ... [more] AIT2021-138 3DIT2021-27
pp.21-24
3DMT 2020-10-20
15:30
Online Online Double-pulse modulated MEMS SLM for viewing-zone scanning holography to increase light intensity of reconstructed images
Toshihiro Uruma, Yasuhiro Takaki (Tokyo Univ. of Agri. and Tech.)
The holographic display using the pulse-modulated MEMS SLM provides a wide viewing zone without the pixel pitch reductio... [more] 3DIT2020-32
pp.65-67
IEICE-MRIS, MMS 2018-10-18
13:50
Osaka Osaka University [Invited Talk] Holographic data storage using computer generated holograms
Takanori Nomura, Yusuke Saita, Naru Yoneda (Wakayama Univ.)
A holographic data storage system based on a computer-generated hologram is simple and compact because a hologram of a d... [more] MMS2018-48
pp.7-10
AIT, 3DMT, OSJ-HODIC 2018-09-07
13:00
Tokyo The University of Electro-Communications Compensation for substrate aberration in creating stacked-volume CGHs
Orie Kunieda, Kyoji Matsushima (Kansai Univ.)
The technique of stacked-volume CGHs allow us to create full-color computer-generated holograms (CGH). But this techniqu... [more] AIT2018-172 3DIT2018-14
pp.1-4
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-ITS, IEICE-IE, MMS, HI, ME, AIT [detail] 2018-02-15
16:30
Hokkaido Hokkaido Univ. Speeding up of photo-realistic point cloud generation for computer-generated holograms using photon mapping
Shun Okuyama, Takeshi Yamaguchi, Hiroshi Yoshikawa (Nihon Univ.)
The computer-generated hologram (CGH) can reproduce a virtual object in a real space as a complete three-dimensional ima... [more] MMS2018-3 HI2018-3 ME2018-3 AIT2018-3
pp.99-104
AIT, 3DMT, OSJ-HODIC 2017-09-15
15:25
Tokyo Tokyo Institute of Technology Precision improvement method of simple cosine approximation technique for holographic calculation
Takashi Nishitsuji (MELCO), Tomoyoshi Shimobaba, Takashi Kakue (Chiba Univ.), Seiji Okumura (MELCO), Tomoyoshi Ito (Chiba Univ.)
An approximation of the cosine function is one of the solution for reducing the computational load in holographic calcul... [more] AIT2017-164 3DIT2017-27
pp.21-24
AIT, 3DMT, OSJ-HODIC 2017-09-15
16:15
Tokyo Tokyo Institute of Technology Transmission and Reconstructed of the Computer Generated Hologram using the Digital Wireless LED Visible Light Communication -- Improvement of the reconstruction image using the band pass filter --
Masataka Tozuka, Kunihiko Takano (TMCIT), Mitsuji Matsumoto (WASEDA), Koki Sato
In the case of a hologram displaying three dimensions, reconstruction illumination light is necessary to visualize it. I... [more] AIT2017-166 3DIT2017-29
pp.29-32
AIT, IIEEJ, AS, CG-ARTS 2017-03-14
11:15
Tokyo Ochanomizu Univ. Development of point cloud data generation software for computer-generated hologram
Ryo Ueno, Takeshi Yamaguchi, Hiroshi Yoshikawa (Nihon Univ.)
When creating a computer-generated hologram,we convert 3D objects from polygons to sets of points.Conventionally,since t... [more] AIT2017-92
pp.165-168
AIT, 3DMT, OSJ-HODIC 2016-09-06
14:00
Tokyo Surugadai campus, Nihon univ. Full-color high-definition CGH using color filter and its optical reconstruction
Yasuhiro Tsuchiyama, Kyoji Matsushima (Kansai Univ.)
One of the best technique to create full-color high-definition CGHs is to utilize a color filer used for making color li... [more] AIT2016-149 3DIT2016-25
pp.9-12
AIT, 3DMT, OSJ-HODIC 2016-09-06
15:30
Tokyo Surugadai campus, Nihon univ. Creation of full-color transferred volume-CGHs by using contact-copy of reflection-type high-definition CGHs
Hiroki Nakao, Kyoji Matsushima (Kansai Univ.)
The fringe pattern of CGHs printed by laser lithography is formed by thin metal film such as chromium film. The fabricat... [more] AIT2016-151 3DIT2016-27
pp.17-20
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