Results 51 to 60 of about 163,354 (244)

Dense multipath component polarization and wall attenuation at 1.35 GHz in an office environment [PDF]

open access: yes, 2018
This paper presents an analysis of dense multipath components in office meeting rooms. Radio channel sounding measurements at 1.35 GHz were performed with transmitter and receiver in the same room (intra-room) and in adjacent rooms (inter-room). Specular
Bellekens, Ben   +11 more
core   +1 more source

Modeling the Effect of Optical Signal Multipath

open access: yesSensors, 2017
Here, we propose a model to determine the effect of multipath in indoor environments when the shape and characteristics of the environment are known.
Álvaro De-La-Llana-Calvo   +6 more
doaj   +1 more source

Multipath optimized link state routing for mobile ad hoc networks [PDF]

open access: yes, 2011
International audienceMultipath routing protocols for Mobile Ad hoc NETwork (MANET) address the problem of scalability, security (confidentiality and integrity), lifetime of networks, instability of wireless transmissions, and their adaptation to ...
Abolhasan   +11 more
core   +6 more sources

5G Positioning and Mapping With Diffuse Multipath [PDF]

open access: yesIEEE Transactions on Wireless Communications, 2019
5G mmWave communication is useful for positioning due to the geometric connection between the propagation channel and the propagation environment. Channel estimation methods can exploit the resulting sparsity to estimate parameters (delay and angles) of ...
Fuxi Wen   +3 more
semanticscholar   +1 more source

Multilevel MDA-Lite Paris Traceroute

open access: yes, 2018
Since its introduction in 2006-2007, Paris Traceroute and its Multipath Detection Algorithm (MDA) have been used to conduct well over a billion IP level multipath route traces from platforms such as M-Lab.
Fourmaux, Olivier   +3 more
core   +1 more source

Online multipath convolutional coding for real-time transmission [PDF]

open access: yes, 2012
Most of multipath multimedia streaming proposals use Forward Error Correction (FEC) approach to protect from packet losses. However, FEC does not sustain well burst of losses even when packets from a given FEC block are spread over multiple paths.
Lacan, Jerome   +2 more
core   +2 more sources

Experimental analysis of dense multipath components in an industrial environment [PDF]

open access: yes, 2013
This work presents an analysis of dense multipath components (DMC) in an industrial workshop. Radio channel sounding was performed with a vector network analyzer and virtual antenna arrays.
Gaillot, Davy P   +4 more
core   +4 more sources

Inverse Multipath Fingerprinting for Millimeter Wave V2I Beam Alignment [PDF]

open access: yesIEEE Transactions on Vehicular Technology, 2017
Efficient beam alignment is a crucial component in millimeter wave systems with analog beamforming, especially in fast-changing vehicular settings.
Vutha Va   +4 more
semanticscholar   +1 more source

End‐to‐End Sensing Systems for Breast Cancer: From Wearables for Early Detection to Lab‐Based Diagnosis Chips

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores advances in wearable and lab‐on‐chip technologies for breast cancer detection. Covering tactile, thermal, ultrasound, microwave, electrical impedance tomography, electrochemical, microelectromechanical, and optical systems, it highlights innovations in flexible electronics, nanomaterials, and machine learning.
Neshika Wijewardhane   +4 more
wiley   +1 more source

Spectral Purity Enhancement via Polyphase Multipath Circuits [PDF]

open access: yes, 2004
The central question of this paper is: can we enhance the spectral purity of nonlinear circuits by using polyphase multipath circuits? The basic idea behind polyphase multipath circuits is to split the nonlinear circuits into two or more paths and ...
Klumperink, Eric   +2 more
core   +1 more source

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