Securing display of grayscale and multicolored images by use of visual cryptography. - Hirotsugu Yamamoto; Yoshio Hayasaki; Nobuo Nishida (Security, Steganography, and Watermarking of Multimedia Contents, 2004)

Analysis of Reproduced 3D Space by Stereoscopic Large LED Display. - Hisanori Noto; Hirotsugu Yamamoto; Yoshio Hayasaki; Syuji Muguruma; Yoshifumi Nagai; Yoshinori Shimizu; Nobuo Nishida (IEICE Trans. Electron., 2006)

Viewing-Zone Control of Large Full-Color LED Display for 3-D and Digital Signage. - Hirotsugu Yamamoto; Tomoya Kimura; Shinya Matsumoto; Shiro Suyama (IAS, 2009)

A new volumetric 3D display using multi-varifocal lens and high-speed 2D display. - Takanori Sonoda; Hirotsugu Yamamoto; Shiro Suyama (SD&A, 2011)

New display technology for unconscious information. - Kazutake Uehira; Hirotsugu Yamamoto (IAS, 2011)

Secure display by use of multiple decoding masks based on visual cryptography. - Hirotsugu Yamamoto; Shiro Suyama (IAS, 2011)

Design of crossed-mirror array to form floating 3D LED signs. - Hirotsugu Yamamoto; Hiroki Bando; Ryousuke Kujime; Shiro Suyama (SD&A, 2012)

Development of 480-fps LED display by use of spatiotemporal mapping. - Hirotsugu Yamamoto; Syahmi Farhan; Shin Motoki; Shiro Suyama (IAS, 2012)

Perceived Depth Change Produced by Visual Acuity Difference between the Eyes. - Kei Sadakuni; Takuya Inoue; Hirotsugu Yamamoto; Shiro Suyama (IEICE Trans. Electron., 2012)

A new method to enlarge a range of continuously perceived depth in DFD (depth-fused 3D) display. - Atsuhiro Tsunakawa; Tomoki Soumiya; Yuta Horikawa; Hirotsugu Yamamoto; Shiro Suyama (SD&A, 2013)

Aerial 3D LED display by use of retroreflective sheeting. - Hirotsugu Yamamoto; Shiro Suyama (SD&A, 2013)

Dynamic and reconfigurable M2M wireless network with QoE-based control. - Kazuto Yano; Masahiro Uno; Tomohiro Miyasaka; Koji Oshima; Yoshizo Tanaka; Kenichi Murakami; Takeshi Yamamoto; Hirotsugu Yamamoto; Yoji Okada; Kiyoshi Kobayashi; Masayuki Ariyoshi (Future Network & Mobile Summit, 2013)

High-frame-rate LED display with pulse-width modulation by use of nonlinear clock. - Toyotaro Tokimoto; Kengo Sato; Shiro Suyama; Hirotsugu Yamamoto (GCCE, 2013)

Perceived Depth Change of Depth-Fused 3-D Display with Changing Distance between Front and Rear Planes. - Atsuhiro Tsunakawa; Tomoki Soumiya; Hirotsugu Yamamoto; Shiro Suyama (IEICE Trans. Electron., 2013)

Stereoscopic model for depth-fused 3D (DFD) display. - Hirotsugu Yamamoto; H. Sonobe; Atsuhiro Tsunakawa; J. Kawakami; Shiro Suyama (SD&A, 2014)

Floating display screen formed by AIRR (Aerial imaging by retro-reflection) for interaction in 3D space. - Hirotsugu Yamamoto; Masahiko Yasui; M. Sakti Alvissalim; Masashi Takahashi; Yuka Tomiyama; Shiro Suyama; Masatoshi Ishikawa (IC3D, 2014)

Multi-layer 3D imaging using a few viewpoint images and depth map. - Hidetsugu Suginohara; Hirotaka Sakamoto; Satoshi Yamanaka; Shiro Suyama; Hirotsugu Yamamoto (SD&A, 2015)

Enlargement of continuous perceived depth region in Depth-fused 3D display. - Shiro Suyama; Hirotsugu Yamamoto (IAS, 2015)

R2D2 w/ AIRR: real time & real space double-layered display with aerial imaging by retro-reflection. - Yutaka Tokuda; Atsushi Hiyama; Michitaka Hirose; Hirotsugu Yamamoto (SIGGRAPH Asia Emerging Technologies, 2015)

Dynamic Information Space Based on High-Speed Sensor Technology. - Masatoshi Ishikawa; Idaku Ishii; Yutaka Sakaguchi; Makoto Shimojo; Hiroyuki Shinoda 001; Hirotsugu Yamamoto; Takashi Komuro; Hiromasa Oku; Yutaka Nakajima; Yoshihiro Watanabe (Human-Harmonized Information Technology (1), 2016)

Indoor Experimental Evaluation of the QoE-Oriented Wireless LAN with Dynamic Network Reconfiguration. - Kazuto Yano; Mariko Sekiguchi; Tomohiro Miyasaka; Takashi Yamamoto; Hirotsugu Yamamoto; Yoshizo Tanaka; Yoji Okada; Masayuki Ariyoshi; Tomoaki Kumagai (IEICE Trans. Commun., 2016)

Aerial display with thermal and acoustic sensation. - Hirotsugu Yamamoto; Shusei Ito; Tomoyuki Okamoto; Ryosuke Kujime; Kengo Fujii; Yoshiki Terashima; Yukihiro Takeda (SIGGRAPH Posters, 2017)

Aerial light-field image augmented between you and your mirrored image. - Tomofumi Kobori; Kazuki Shimose; Sho Onose; Tomoyuki Okamoto; Masao Nakajima; Toru Iwane; Hirotsugu Yamamoto (SIGGRAPH ASIA (Posters), 2017)

Comparison of Divergence Angle of Retro-Reflectors and Sharpness with Aerial Imaging by Retro-Reflection (AIRR). - Norikazu Kawagishi; Kenta Onuki; Hirotsugu Yamamoto (IEICE Trans. Electron., 2017)

Aerial 3D/2D composite display: depth-fused 3D for the central user and 2D for surrounding audiences. - Yoshiki Terashima; Kengo Fujii; Hirotsugu Yamamoto; Masaki Yasugi; Shiro Suyama; Yukihiro Takeda (SIGGRAPH Posters, 2018)

A device for reconstructing light field data as 3D aerial image by retro-reflection. - Kengo Fujii; Kazuki Shimose; Clément Trovato; Masao Nakajima; Toru Iwane; Masaki Yasugi; Hirotsugu Yamamoto (SIGGRAPH ASIA Posters, 2018)

Theoretical and Experimental Perceived Depths in Arc 3D Display and Its On/Off Switching Using Liquid-Crystal Active Devices. - Shiro Suyama; Haruki Mizushina; Hirotsugu Yamamoto (IAS, 2019)

Edge-Based DFD (Depth-Fused 3D) Display with Enlarged Viewing Angle & Maximum Perceived Depth. - Shiro Suyama; Hirotsugu Yamamoto; Haruki Mizushina; Hidenori Kuribayashi (IAS, 2019)

Subjective Super-Resolution Model on Coarse High-Speed LED Display in Combination with Pseudo Fixation Eye Movements. - Toyotaro Tokimoto; Shintaro Tokimoto; Kengo Fujii; Shogo Morita; Hirotsugu Yamamoto (IEICE Trans. Electron., 2019)

Tactile Touch Display Using Segmented-Electrode Array with Tactile Strength Stabilization. - Hiroshi Haga; Takuya Asai; Shin Takeuchi; Harue Sasaki; Hirotsugu Yamamoto; Koji Shigemura (IEICE Trans. Electron., 2021)

Measurement of pH in the cow's rumen for high-quality dairy product. - Rika Fukumori; Kaori Hara; Yuko Hiramatsu; Atsushi Ito; Kento Arai; Shiori Ashibe; Yoshikazu Nagao; Akira Sasaki; Hirotsugu Yamamoto; Yukitoshi Otani; Masaki Yasugi; Yasutoshi Yoshiura (CANDARW, 2022)

Deep-Learning-Assisted Single-Pixel Imaging for Gesture Recognition in Consideration of Privacy. - Naoya Mukojima; Masaki Yasugi; Yasuhiro Mizutani; Takeshi Yasui; Hirotsugu Yamamoto (IEICE Trans. Electron., 2022)

Development of Aerial Interface by Integrating Omnidirectional Aerial Display, Motion Tracking, and Virtual Reality Space Construction. - Masaki Yasugi; Mayu Adachi; Kosuke Inoue; Nao Ninomiya; Shiro Suyama; Hirotsugu Yamamoto (J. Robotics Mechatronics, 2022)

Spatial Media Applications by Use of Aerial Display Based on Aerial Imaging by Retro-Reflection. - Hirotsugu Yamamoto; Shutaro Oku; Shiro Suyama (ICCE, 2025)

Embedding Optical Components in Water to Make Aquatic Images Are Unaffected by Water Surface Undulations. - Ryosuke Ichikawa; Takumi Watanabe; Hiroki Takatsuka; Shiro Suyama; Hirotsugu Yamamoto (IEICE Trans. Electron., 2025)