Radio propagation

Results: 418



#Item
291Telecommunications engineering / Computer worm / Mobile ad hoc network / Random waypoint model / Morris worm / Computer simulation / Mobility model / Channel / Radio propagation model / Wireless networking / Technology / Wireless

REQUIREMENTS ON WORM MITIGATION TECHNOLOGIES IN MANETS Robert G. Cole and Nam Phamdo∗ JHU Applied Physics Laboratory {robert.cole,nam.phamdo}@jhuapl.edu Abstract This study presents an analysis of the impact of mitigat

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Source URL: www.cs.jhu.edu

Language: English - Date: 2005-12-24 14:05:29
292Electrical components / Radio electronics / Wave mechanics / Radio technology / Electrodynamics / Waveguide / Antenna / Radio propagation / EME / Electronic engineering / Technology / Electromagnetism

Theory on the Propagation of UHF Radio Waves in Coal Mine Tunnels

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Source URL: www.cdc.gov

Language: English - Date: 2012-08-30 15:29:15
293Data transmission / Radio / Ultra-wideband / Prosthetics / Medical technology / Wireless / Electromagnetic interference / Implant / Antenna / Telecommunications engineering / Medicine / Technology

Impact of an Aortic Valve Implant on Body Surface UWB Propagation: A Preliminary Study Wen-Bin Yang, Kamran Sayrafian-Pour, John Hagedorn, Judith Terrill Kamya Yekeh Yazdandoost, Attaphongse

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Source URL: www.nist.gov

Language: English - Date: 2011-04-04 16:08:15
294Prosthetics / Biomedical engineering / Surgery / Antenna / Path loss / Radio propagation / Medical Implant Communication Service / Cochlear implant / Dental implant / Medicine / Medical technology / Implants

A Statistical Path Loss Model for Medical Implant Communication Channels Kamran Sayrafian-Pour, Wen-Bin Yang, John Hagedorn, Judith Terrill Kamya Yekeh Yazdandoost

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Source URL: www.nist.gov

Language: English - Date: 2010-11-12 15:37:33
295Amateur radio bands / DX Century Club / Radio propagation / TV and FM DX / Tropospheric propagation / 2-meter band / Tropospheric scatter / DX-pedition / American Radio Relay League / Amateur radio / Radio / Wireless

By Ev Tupis, W2EV The Brendan Trophies: Insights for the New Millennium Can amateurs cross the Atlantic on 144 MHz without satellites or moonbounce? Here’s another look at this fascinating challenge.

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Source URL: www.arrl.org

Language: English - Date: 2010-02-01 07:38:27
296Radio spectrum / Broadcast engineering / Skywave / Tropospheric scatter / Very high frequency / Radio propagation / Ultra high frequency / DXing / Sporadic E propagation / Technology / Wireless / Telecommunications engineering

February 21, 2006 Hadley Cell Propagation Analysing systematical features in tropospheric dx QSOs between 144 MHz and 5.8 GHz exceeding the distance of[removed]kilometers Volker Grassmann, DF5AI

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Source URL: www.df5ai.net

Language: English - Date: 2006-02-26 04:03:13
297Telecommunications engineering / Synthetic aperture radar / Radio propagation / Passive radar / Weather radar / Radar / Technology / Wireless

Key Differences between Radar and Communications Systems 12th Annual International Symposium on Advanced Radio Technologies Michael Davis Georgia Tech Research Institute

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Source URL: www.its.bldrdoc.gov

Language: English - Date: 2012-04-19 18:22:17
298Middle States Association of Colleges and Schools / Radio propagation / Higher education / Academia / Association of American Universities / Association of Independent Technological Universities / Carnegie Mellon University

Fault Propagation Modeling in AADL Peter Feiler SEI [removed] © 2006 by Carnegie Mellon University

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Source URL: aadl.sei.cmu.edu

Language: English - Date: 2007-02-01 15:32:38
299Space plasmas / Radio propagation / Ionosphere / F region / Electron / Plasma / Physics / Plasma physics / Atmosphere

Analysis of ionospheric vertical soundings for electron density profile data. II. Extrapolation of observed electron density profiles above hmax F2

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Source URL: www.gpo.gov

Language: English - Date: 2014-03-04 16:01:44
300Radar / Radio propagation / Telecommunications engineering / Radio / Transmitter / Antenna / Meteor burst communications / Radio spectrum / Shortwave radio / Radio electronics / Technology / Electronic engineering

Frequency dependence of VHF ionospheric scattering.

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Source URL: www.gpo.gov

Language: English - Date: 2014-03-04 16:06:42
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