Geometry-based non-line-of-sight error mitigation and localization in wireless communications
Sign Up to like & getrecommendations! Published in 2019 at "Science China Information Sciences"
DOI: 10.1007/s11432-019-9909-5
Abstract: Recently, positioning services have received considerable attention. The primary source of the positioning error is non-line-of-sight (NLOS) propagation. To address this problem, we propose a novel NLOS mitigation scheme, in which the geometric relationship between… read more here.
Keywords: error; geometry; line sight; non line ... See more keywords
Non-line-of-sight optical scattering communication based on atmospheric inhomogeneity
Sign Up to like & getrecommendations! Published in 2017 at "Optics Communications"
DOI: 10.1016/j.optcom.2016.07.088
Abstract: Abstract In this paper, a new non-line-of-sight (NLOS) propagation model in inhomogeneous atmosphere for long range is presented. The optical scattering communication is simulated, in which the single-scatter propagation model is used and the atmospheric… read more here.
Keywords: atmospheric inhomogeneity; optical scattering; line sight; non line ... See more keywords
Non-line-of-sight transparent object detection and reconstruction based on passive single-pixel imaging
Sign Up to like & getrecommendations! Published in 2021 at "Laser Physics Letters"
DOI: 10.1088/1612-202x/abd8d9
Abstract: Single-pixel imaging (SPI) uses point detectors instead of expensive array sensors to capture images under low light conditions. It therefore provides a solution in detecting objects with weak signals. In this research, we propose a… read more here.
Keywords: non line; transparent object; single pixel; pixel ... See more keywords
Non-Line-of-Sight Three-Dimensional Imaging with a Single-Pixel Camera
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review Applied"
DOI: 10.1103/physrevapplied.12.011002
Abstract: Real time, high resolution 3D reconstruction of scenes hidden from the direct field of view is a challenging field of research with applications in real-life situations related e.g. to surveillance, self-driving cars and rescue missions.… read more here.
Keywords: pixel camera; line sight; non line; single pixel ... See more keywords
Efficient Analytical Calculation of Non-Line-of-Sight Channel Impulse Response in Visible Light Communications
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Lightwave Technology"
DOI: 10.1109/jlt.2017.2786459
Abstract: This study provides an analytical method to calculate the non-line-of-sight (NLoS) channel impulse response (CIR) in visible light communication (VLC) systems based on intensity modulation and direct detection (IM/DD). In this method, the NLoS channel… read more here.
Keywords: impulse response; visible light; line sight; non line ... See more keywords
Robotic Parasitic Array Control for Increased RSS in Non-Line-of-Sight
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Robotics and Automation Letters"
DOI: 10.1109/lra.2022.3190644
Abstract: Safety, security, and rescue missions typically occur in environments where unreliable wireless communication impedes cooperative human and robot missions. A low-VHF band antenna array formed through the coordination of ground robots has the potential to… read more here.
Keywords: non line; robotic parasitic; line sight; array ... See more keywords
Photon-Efficient Non-Line-of-Sight Imaging
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Computational Imaging"
DOI: 10.1109/tci.2022.3194721
Abstract: Non-line-of-sight (NLOS) imaging techniques have the ability to look around corners, which attracts growing interest for diverse applications in autonomous navigation, medicine, transportation, manufacturing and many other domains. At present, to recover the hidden scenes,… read more here.
Keywords: information; non line; method; photon efficient ... See more keywords
FPGA Accelerator for Real-Time Non-Line-of-Sight Imaging
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Circuits and Systems I: Regular Papers"
DOI: 10.1109/tcsi.2021.3122309
Abstract: Non-line-of-sight (NLOS) imaging systems reconstruct hidden scenes using computational methods based on indirect light that diffusely reflected from relay walls. Due to the computation and memory requirements of reconstruction algorithms, real-time NLOS imaging for room-size… read more here.
Keywords: non line; line sight; real time; fpga accelerator ... See more keywords
Ranging Error Mitigation for Through-the-Wall Non-Line-of-Sight Conditions
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Transactions on Industrial Informatics"
DOI: 10.1109/tii.2020.2969886
Abstract: Accurate ranging and localization in non-line-of-sight (NLOS) conditions is an open research problem. In indoor environments, NLOS causes ranging and location errors due to reflections, refraction, and other propagation phenomena. This article proposes a method… read more here.
Keywords: ranging model; ranging error; line sight; non line ... See more keywords
A Reliable Cooperative Fusion Positioning Methodology for Intelligent Vehicle in Non-Line-of-Sight Environments
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3205664
Abstract: The cooperative positioning method based on wireless sensors has become a popular positioning solution for the intelligent vehicle in recent years, especially in global navigation satellite system (GNSS)-denied environments. However, the error due to the… read more here.
Keywords: fusion; methodology; intelligent vehicle; non line ... See more keywords
Detection of Human Breathing in Non-Line-of-Sight Region by Using mmWave FMCW Radar
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3208266
Abstract: Detection of an actionless human hidden in the non-line-of-sight (NLOS) region can be implemented by combining NLOS object detection and vital sign detection. Since the radar waves suffer from severe multipath effects in NLOS environment,… read more here.
Keywords: region; fmcw radar; non line; detection ... See more keywords