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Related papers: Beaming Displays

200 papers

Millimeter-wave is one of the technologies powering the new generation of wireless communication systems. To compensate the high path-loss, millimeter-wave devices need to use highly directional antennas. Consequently, beam misalignment…

Signal Processing · Electrical Eng. & Systems 2020-06-22 Steve Blandino , Thibault Bertrand , Claude Desset , Andre Bourdoux , Sofie Pollin

With the evolution of mobile devices, and smart-phones in particular, comes the ability to create new experiences that enhance the way we see, interact, and manipulate objects, within the world that surrounds us. It is now possible to blend…

Human-Computer Interaction · Computer Science 2014-06-13 Anh Nguyen , Amy Banic

A large portion of today's world population suffer from vision impairments and wear prescription eyeglasses. However, eyeglasses causes additional bulk and discomfort when used with augmented and virtual reality headsets, thereby negatively…

Human-Computer Interaction · Computer Science 2022-12-09 Ahmet Güzel , Jeanne Beyazian , Praneeth Chakravarthula , Kaan Akşit

Advanced wearable devices are increasingly incorporating high-resolution multi-camera systems. As state-of-the-art neural networks for processing the resulting image data are computationally demanding, there has been growing interest in…

We propose a novel projector-camera system (ProCams) in which each pixel has both projection and capturing capabilities. Our proposed ProCams solves the difficulty of obtaining precise pixel correspondence between the projector and the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Kenta Yamamoto , Daisuke Iwai , Kosuke Sato

Fast and accurate eye tracking in a virtual reality or augmented reality headset could lead to better display performance and enable novel methods of user interaction with the system. However, it remains a challenge for a system to combine…

Smartphone use has grown rapidly, but the ways it shapes concurrent face-to-face interaction remains scarcely studied. In our research we have formulated two new concepts to depict this: 1) Sticky media device illustrates situations in…

Human-Computer Interaction · Computer Science 2019-10-30 Sanna Raudaskoski , Eerik Mantere , Satu Valkonen

Head-worn displays for everyday wear in the form of regular eyeglasses are technically feasible with recent advances in waveguide technology. One major design decision is determining where in the user's visual field to position the display.…

Human-Computer Interaction · Computer Science 2025-05-15 Parth Arora , Ethan Kimmel , Katherine Huang , Tyler Kwok , Yukun Song , Sofia Vempala , Georgianna Lin , Ozan Cakmakci , Thad Starner

Nowadays, Mixed Reality (MR) headsets are a game-changer for knowledge work. Unlike stationary monitors, MR headsets allow users to work with large virtual displays anywhere they wear the headset, whether in a professional office, a public…

Human-Computer Interaction · Computer Science 2024-10-08 Janne Kaeder , Maurizio Vergari , Verena Biener , Tanja Kojić , Jens Grubert , Sebastian Möller , Jan-Niklas Voigt-Antons

Foveated graphics is a promising approach to solving the bandwidth challenges of immersive virtual and augmented reality displays by exploiting the falloff in spatial acuity in the periphery of the visual field. However, the perceptual…

Human-Computer Interaction · Computer Science 2023-05-12 Brooke Krajancich , Petr Kellnhofer , Gordon Wetzstein

Optical bistability, the basic nonlinear phenomenon mediating the control of light by light, paves the way to the all-optical logic being of ultimate demand for a plethora of applications in laser information technologies. The desirable…

Optics · Physics 2019-12-20 Denis Novitsky , Alexander Shalin

In this paper, we propose a novel projector-camera system for practical and low-cost acquisition of a dense object 3D model with the spectral reflectance property. In our system, we use a standard RGB camera and leverage an off-the-shelf…

Computer Vision and Pattern Recognition · Computer Science 2019-08-23 Chunyu Li , Yusuke Monno , Hironori Hidaka , Masatoshi Okutomi

Detecting Human-Object Interaction (HOI) in images is an important step towards high-level visual comprehension. Existing work often shed light on improving either human and object detection, or interaction recognition. However, due to the…

Computer Vision and Pattern Recognition · Computer Science 2022-07-07 Guangzhi Wang , Yangyang Guo , Yongkang Wong , Mohan Kankanhalli

Low light enhancement has gained increasing importance with the rapid development of visual creation and editing. However, most existing enhancement algorithms are designed to homogeneously increase the brightness of images to a pre-defined…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Yuyang Yin , Dejia Xu , Chuangchuang Tan , Ping Liu , Yao Zhao , Yunchao Wei

Millimeter-wave (mmWave) and terahertz (THz) communications require beamforming to acquire adequate receive signal-to-noise ratio (SNR). To find the optimal beam, current beam management solutions perform beam training over a large number…

Signal Processing · Electrical Eng. & Systems 2021-11-30 Shuaifeng Jiang , Ahmed Alkhateeb

Techniques to mold the flow of light on subwavelength scales enable fundamentally new optical systems and device applications. The realization of programmable, active optical systems with fast, tunable components is among the outstanding…

Finding obstacle-free paths in unknown environments is a big navigation issue for visually impaired people and autonomous robots. Previous works focus on obstacle avoidance, however they do not have a general view of the environment they…

The aim of an invisibility device is to guide light around any object put inside, being able to hide objects from sight. In this work, we propose a novel design of dielectric invisibility media based on negative refraction and optical…

Optics · Physics 2009-11-13 T. Ochiai , U. Leonhardt , J. C. Nacher

Computer vision systems are designed to work well within the context of everyday photography. However, artists often render the world around them in ways that do not resemble photographs. Artwork produced by people is not constrained to…

Computer Vision and Pattern Recognition · Computer Science 2017-07-11 Michael J. Wilber , Chen Fang , Hailin Jin , Aaron Hertzmann , John Collomosse , Serge Belongie

In this work, a system for creating a relightable 3D portrait of a human head is presented. Our neural pipeline operates on a sequence of frames captured by a smartphone camera with the flash blinking (flash-no flash sequence). A coarse…

Computer Vision and Pattern Recognition · Computer Science 2020-12-21 Artem Sevastopolsky , Savva Ignatiev , Gonzalo Ferrer , Evgeny Burnaev , Victor Lempitsky