Results 1 to 10 of about 7,278 (256)

Ultra-Wideband Antennas [PDF]

open access: yesInternational Journal of Antennas and Propagation, 2008
1 Electrical & Computer Engineering Department, College of Engineering, Montana State University, 610 Cobleigh Hall Bozeman, MT 59717, USA 2Department of Electrical and Computer Engineering, University of Colorado, Boulder Campus Box 425, Boulder, CO 80309-0425, USA 3The Q-Track Corporation, 515 Sparkman Drive NW, Huntsville, AL 35816, USA 4 Intel ...
James Becker   +3 more
doaj   +5 more sources

Robot vision ultra-wideband wireless sensor in non-cooperative industrial environments

open access: yesInternational Journal of Advanced Robotic Systems, 2018
In this article, the ultra-wideband technology for localization and tracking of the robot gripper (behind the obstacles) in industrial environments is presented.
Pavol Galajda   +6 more
doaj   +2 more sources

Ultra-Wideband Radio

open access: yesEURASIP Journal on Advances in Signal Processing, 2005
The application of ultra-wideband (UWB) technology to low-cost short-range communications presents unique challenges to the communications engineer. The impact of the US FCC's regulations and the characteristics of the low-power UWB propagation channels
Pozar David M   +2 more
doaj   +2 more sources

Ultra-wideband optical diffractive network for mode multiplexing across the entire telecommunication range [PDF]

open access: yesNature Communications
Advancements in multi-band and space division multiplexing (SDM) technologies are rapidly progressing to support growing data traffic. Current research focuses on hybrid multiplexing in the C + L bands, pushing SDM systems to achieve capacities exceeding
Aru Kong   +13 more
doaj   +2 more sources

Wideband Filtering Power Divider With Ultra-Wideband Harmonic Suppression and Isolation

open access: yesIEEE Access, 2016
In this paper, a wideband filtering power divider (PD) with ultra-wideband harmonic suppression and isolation is proposed. The dual coupled-line sections are embedded to the conventional quarter-wavelength transmission lines, which helps to extend the ...
Yongle Wu   +4 more
doaj   +3 more sources

Chalcogenide Metasurfaces Enabling Ultra‐Wideband Detectors From Visible to Mid‐infrared [PDF]

open access: yesAdvanced Science
Thermoelectric materials can be designed to support optical resonances across multiple spectral ranges to enable ultra‐wideband photodetection. For instance, antimony telluride (Sb2Te3) chalcogenide exhibits interband plasmonic resonances in the visible ...
Shutao Zhang   +14 more
doaj   +2 more sources

A Thermally Controlled Ultra-Wideband Wide Incident Angle Metamaterial Absorber with Switchable Transmission at the THz Band [PDF]

open access: yesNanomaterials
We demonstrate a thermally controlled ultra-wideband wide incident angle metamaterial absorber with switchable transmission at the THz band in this paper.
Liansheng Wang   +3 more
doaj   +2 more sources

Ultra-wideband Concurrent Ranging [PDF]

open access: yesACM Transactions on Sensor Networks, 2020
We propose a novel concurrent ranging technique for distance estimation with ultra-wideband (UWB) radios. Conventional schemes assume that the necessary packet exchanges occur in isolation to avoid collisions. Concurrent ranging relies on the overlapping of replies from nearby responders to ...
Pablo Corbalán, Gian Pietro Picco
openaire   +3 more sources

Design of 24–40 GHz Ultra-Wideband Circularly Polarized Monopole Antenna with a Defected Ground Plane [PDF]

open access: yesJournal of Electromagnetic Engineering and Science, 2022
A new design method for an ultra-wideband circularly polarized microstrip-fed monopole antenna with a ground defect is proposed in this paper. To achieve ultra-wideband circular polarization performance, a parallelogram-shaped ground defect is employed ...
Ju Seong Park   +2 more
doaj   +1 more source

UWB centreless networking positioning based on non-cooperative indoor environment

open access: yesJournal of Hebei University of Science and Technology, 2021
In order to improve the positioning ability of ultra wideband network in non-cooperative indoor environment, the theory of centreless positioning algorithm was used to solve and analyze the output distance information of ultra-wideband ranging, and the ...
Qing WANG, Baoguo YU
doaj   +1 more source

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