Results 61 to 70 of about 37,537 (191)

Metamaterial-Inspired Stub-Loaded EBG Structures for Broadband PDN Noise Mitigation in High-Speed PCBs [PDF]

open access: yesEPJ Web of Conferences
Ultra-wideband (UWB) high-speed planar circuits suffer from power/ground noise due to voltage fluctuations, ground bounce, return-path discontinuities, and plane resonances, leading to electromagnetic interference (EMI) and signal integrity (SI ...
Aishwaryaa L. K.   +3 more
doaj   +1 more source

The Experimental UWB Link [PDF]

open access: yes, 2005
The experimental results from simple ultra wideband link are presented. The UWB link consisting of typical broadband microwave circuits built of commercially available components is able to send and detect unmodulated broadband electrical pulses with
Le Kernec, Julien   +3 more
core  

Modulated Radio Frequency Stealth Waveforms for Ultra-Wideband Radio Fuzes

open access: yesEntropy
The increasingly complex electromagnetic environment of modern warfare and the proliferation of intelligent jamming threaten to reduce the survival rate of radio fuzes on the battlefield.
Kaiwei Wu   +4 more
doaj   +1 more source

Wideband Ge-Rich SiGe Polarization-Insensitive Waveguides for Mid-Infrared Free-Space Communications

open access: yesApplied Sciences, 2018
The recent development of quantum cascade lasers, with room-temperature emission in the mid-infrared range, opened new opportunities for the implementation of ultra-wideband communication systems.
Vladyslav Vakarin   +11 more
doaj   +1 more source

Selection and Analysis of Interface User Structure of the Local Positioning System

open access: yesИзвестия высших учебных заведений России: Радиоэлектроника, 2017
Building of user interface of the local positioning system is considered. It is shown that to achieve centimeter positioning accuracy the application of ultra-wideband signal technology with separate transmission of data message is required.
D. V. Bogdanov, D. V. Gayvoronsky
doaj  

Image Transmission Utilizing Amplitude Modulation in Rydberg Atomic Antenna

open access: yesIEEE Photonics Journal
Microwave electric field precision measurement based on Rydberg atomic quantum coherence effect has rapidly advanced in recent years, capitalizing on its high sensitivity, broad bandwidth, and traceability.
Peng Zhang   +5 more
doaj   +1 more source

A Novel Human Respiration Pattern Recognition Using Signals of Ultra-Wideband Radar Sensor

open access: yesSensors, 2019
Recently, various studies have been conducted on the quality of sleep in medical and health care fields. Sleep analysis in these areas is typically performed through polysomnography. However, since polysomnography involves attaching sensor devices to the
Seong-Hoon Kim   +2 more
doaj   +1 more source

Ultra-Wideband Vertical Transition in Coplanar Stripline for Ultra-High-Speed Digital Interfaces

open access: yesSensors
A design method for an ultra-wideband coplanar-stripline-based vertical transition that can be used for ultra-high-speed digital interfaces is proposed.
Mun-Ju Kim   +6 more
doaj   +1 more source

A Single Receive Channel DBF Method for Ultra-Wideband Radar

open access: yesIEEE Access, 2019
In this paper, we present a space code agility-based single receive channel digital beamforming (DBF) method for ultra-wideband radar. The proposed single channel DBF method outperforms the existing single channel DBF method with a space-time coded array
Liu Nan   +3 more
doaj   +1 more source

IR-UWB Detection and Fusion Strategies using Multiple Detector Types

open access: yes, 2016
Optimal detection of ultra wideband (UWB) pulses in a UWB transceiver employing multiple detector types is proposed and analyzed in this paper. We propose several fusion techniques for fusing decisions made by individual IR-UWB detectors.
Dwivedi, Satyam   +2 more
core   +1 more source

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