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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SDM | 2022-10-19 10:20 |
Online | Online | [Invited Talk]
Needs for X-ray Optical Elements
-- Expectations for New Process Technology -- Wataru Yashiro (Tohoku Univ.)  SDM2022-54 |
Hard X-rays and cold thermal neutrons with wavelengths of around 1Å have been widely used for imaging inside objects bec... [more] | SDM2022-54 pp.1-4 |
| EMD, R, LQE, OPE, CPM | 2022-08-26 10:10 |
Chiba | (Primary: On-site, Secondary: Online) |
[Invited Talk]
Optical Properties of a Liquid Crystal Lens with Ring Electrodes Marenori Kawamura (Akita Univ.) R2022-23 EMD2022-11 CPM2022-28 OPE2022-54 LQE2022-17 |
Liquid crystal (LC) materials exhibit anisotropies regarding their electrical and optical properties. LCs combine the pr... [more] | R2022-23 EMD2022-11 CPM2022-28 OPE2022-54 LQE2022-17 pp.38-43 |
| AP | 2022-05-19 14:50 |
Hyogo | Kobe Port Oasis (Primary: On-site, Secondary: Online) |
Gradient Index Lens Using Perforated Dielectric Wenyi Shao, Qiang Chen (Tohoku Univ.) AP2022-19 |
As the frequency of wireless communications of the next-generation becomes higher and higher, array antennas of high gai... [more] | AP2022-19 pp.45-50 |
| MICT, EMCJ (Joint) |
2022-03-04 16:55 |
Online | Online | Axial Alignment and Focus Adjustment of Lens System and Dielectric Anisotropy Measurement Method for Sheet Materials Using Parallel Millimeter-wave Beam Ryutaro Oba, Atsuhiro Nishikata (Tokyo Tech), Masataka Midori, Hiroshi Kurihara (TDK) EMCJ2021-77 |
In the case of an anisotropic dielectric material such as a printed circuit board, the dielectric constant changes with ... [more] | EMCJ2021-77 pp.21-26 |
| HIP | 2021-10-22 14:00 |
Online | Online | Dependence of Locus of Attention on Depth of Field under Retinal Illuminance Constancy Condition
-- Investigation Using Extended Depth of Field (EDoF) Lenses -- Genta Higashi, Yuichiro Orita, Shoko Hira, Masayuki Kashima (Kagoshima Univ.), Yasushi Miyajima, Kazutoshi Kato (ITOH Opt), Sakuichi Ohtsuka (ICT) HIP2021-45 |
By using extended depth-of-field (EDoF) lenses (eyeglasses), we became able to measure the relationship between depth-of... [more] | HIP2021-45 pp.81-86 |
| EID, ITE-IDY, IEIJ-SSL, SID-JC, IEE-EDD [detail] | 2021-01-28 13:05 |
Online | Online | Light scattering of reverse mode liquid crystal improved by concave microlens array Ito Teruki, Rumiko Yamaguchi (Akita Univ.) EID2020-16 |
A reverse mode LC cell which is clear in a voltage-off state and a light scattering state under the voltage application ... [more] | EID2020-16 pp.5-8 |
| RCS, AP, UWT (Joint) |
2020-11-25 12:10 |
Online | Online | Broadband High-gain Beam-scanning Phased Lens Arrays in 300GHz band Kunio Sakakibara, Akira Yamano, Naoya Toshida, Daichi Takeshima, Ryota Ishihara, Shota Mariyama, Henry Diawuo Abu, Rohani Baker, Yoshiki Sugimoto, Nobuyoshi Kikuma (NITech), Yoshihide Yamada (UTM-MJIIT), Nurul Huda Abd Rahman (UiTM) AP2020-79 |
Broadband antennas which cover wide angular area with high gain are expected for high-speed huge-capacity wireless commu... [more] | AP2020-79 pp.33-38 |
| MWP, PN, EMT, PEM, IEE-EMT [detail] | 2020-01-30 13:00 |
Kyoto | Dosisha Univ. | [Invited Talk]
Short-Focus Lens Design for Terahertz Ray Keita Miyazawa (Waseda Univ.), Atsushi Kanno, Shingo Saito, Keizo Inagaki (NICT), Tetsuya Kawanishi (Waseda Univ.) |
Polyethylene and polypropylene, which have high transmittance in the terahertz band, are commonly used for terahertz len... [more] | |
| EA, US (Joint) |
2020-01-22 10:30 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Evaluation of light transmission characteristics on ultrasound liquid crystal lenses Marina Fukui, Daisuke Koyama, Yuki Harada (Doshisha Univ.), Akira Emoto (Tokushima Univ.), Kentaro Nakamura (Tokyo Tech.), Mami Matsukawa (Doshisha Univ.) US2019-81 EA2019-94 |
Nematic liquid crystals that have high liquidity are widely used in optical devices such as liquid crystal displays beca... [more] | US2019-81 EA2019-94 pp.63-66 |
| EA, US (Joint) |
2020-01-23 13:35 |
Kyoto | Doshisha Univ. | Focal point evaluation of focused ultrasonic probe and focus position moving by edge wave Yuusuke Tanaka, Akira Abe, Yukio Ogura (Japan Probe) US2019-97 |
In the focused ultrasound probe, a phenomenon occurs in which the focal point is closer to the design value. This phenom... [more] | US2019-97 pp.149-154 |
| OFT | 2020-01-17 10:55 |
Aichi | NINS Okazaki Conference Center | Single-mode Expanded Beam Multi-fiber Connector Akihiro Nakama, Yoshifumi Koike, Junichi Nakane, Akito Nishimura (FUjikura Ltd.) OFT2019-56 |
In recent years, the network traffic capacity has been expanded rapidly by video streaming through the Internet. Single-... [more] | OFT2019-56 pp.49-52 |
| SR | 2019-12-05 13:50 |
Okinawa | Ishigaki City Hall (Ishigaki Island) | [Poster Presentation]
Uncompressed 4K Video Transmission System from Drone through mmWave Yoshitaka Takaku (Tokyo Tech), Yohei Kaieda (SECOM), Kei Sakaguchi (Tokyo Tech) SR2019-87 |
Drones are attracting increasing attention in varieties of research fields because of their flexibility and are expected... [more] | SR2019-87 pp.7-13 |
| AP (2nd) |
Overseas | Hotel Istana, Kuala Lumpur | Broadside Beam-forming Performance of Two-dimensional Rotman-lens Multi-beam Antenna using Step Radiating Elements on Multi-layer Substrate Integrated Waveguide Shugo Yamauchi, Kento Yamada, Kunio Sakakibara, Nobuyoshi Kikuma (NITech), Kojiro Iwasa, Takeshi Okunaga, Akira Nakatsu (PILLAR) |
A two-dimensional Rotman-lens multi-beam antenna using step radiating elements in multi-layer substrate integrated waveg... [more] | ||
| MW, EST, OPE, MWP, EMT, IEE-EMT, THz [detail] | 2019-07-18 13:40 |
Hokkaido | Hakodate City Central Library | Design and Evaluation of 3-Dimensional Printed Reflector Fresnel Lens Antenna Based on Acrylonitrile Butadiene Styrene Plastics for W-Band Millimeter-Wave Radar Applications Shunichi Futatsumori, Nobuhiro Sakamoto, Tomio Soga (ENRI) EMT2019-13 MW2019-26 OPE2019-17 EST2019-15 MWP2019-13 |
This report discusses the design and evaluation of 3-dimensional (3D) printed reflector Fresnel lens antenna based on Ac... [more] | EMT2019-13 MW2019-26 OPE2019-17 EST2019-15 MWP2019-13 pp.41-45 |
| EA, US (Joint) |
2019-01-22 14:00 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Optical characteristics of liquid crystal devices using ultrasound vibration Yuki Harada, Marina Fukui, Hirokazu Yasui, Daisuke Koyama, Mami Matsukawa (Doshisha Univ.), Kentaro Nakamura (Tokyo Tech.) US2018-98 |
Nematic liquid crystals are widely used in optical devices such as liquid crystal displays. We proposed a novel techniqu... [more] | US2018-98 pp.95-98 |
| EA, US (Joint) |
2019-01-22 14:00 |
Kyoto | Doshisha Univ. | [Poster Presentation]
Effect of liquid crystal materials on ultrasound optical lenses Marina Fukui, Yuki Harada, Daisuke Koyama, Akira Emoto (Doshisha Univ.), Kentaro Nakamura (Tokyo Tech.), Mami Matsukawa (Doshisha Univ.) US2018-99 |
Nematic liquid crystals have high liquidity and are widely used in optical devices such as liquid crystal displays since... [more] | US2018-99 pp.99-102 |
| PN, EMT, OPE, EST, MWP, LQE, IEE-EMT [detail] | 2019-01-17 13:55 |
Osaka | Osaka University Nakanoshima Center | Study on the relationship between the convergence characteristics of focus control type diffraction lens focused on the phase shift of the first order diffractive light Ryo Kato, Atsushi Motogaito (Mie Univ) PN2018-38 EMT2018-72 OPE2018-147 LQE2018-157 EST2018-85 MWP2018-56 |
Binary diffractive lens is the lens which can control the focus distance and depth of focus on one piece of board at the... [more] | PN2018-38 EMT2018-72 OPE2018-147 LQE2018-157 EST2018-85 MWP2018-56 pp.37-41 |
| EST | 2018-09-07 10:20 |
Okinawa | Kumejima-machi, Okinawa | Numerical Analysis of 3-Dimensional Printed Reflector-Lens Antenna Based on Acrylonitrile Butadiene Styrene Plastics for W-Band Millimeter-Wave Radar Applications Shunichi Futatsumori, Nobuhiro Sakamoto (ENRI) EST2018-54 |
This report discusses the numerical analysis of 3-dimensional (3D) printed reflector-lens antenna based on Acrylonitrile... [more] | EST2018-54 pp.63-67 |
| EST | 2018-09-07 10:45 |
Okinawa | Kumejima-machi, Okinawa | A Study on Broadband Dielectric Lens Antenna with Axisymmetric Focusing Performance Using Dielectric Guide Yuki Abe, Ryosuke Suga (Aoyama Gakuin Univ.), Atsushi Kezuka (ENRI), Osamu Hashimoto (Aoyama Gakuin Univ.) EST2018-55 |
Broadband and axisymmetric focusing characteristics are required for a dielectric lens antenna. In order to realize the... [more] |
EST2018-55 pp.69-73 |
| PN | 2018-09-04 09:30 |
Hokkaido | Hotel DAIHEIGEN (Tokachi) | [Invited Talk]
Assembly Technologies for Integrated Optical Transmitter/Receiver Modules for Optical Communication Systems Keita Mochizuki, Tadashi Murao, Masamichi Nogami, Hiroshi Aruga (Mitsubishi Electric Corp.) PN2018-20 |
The rapid growth of data traffic requires high capacity optical transmission systems. To meet this demand, the baud rate... [more] | PN2018-20 pp.33-36 |
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