129 results found.
Year: 2009, Volume: 9, Issue: 1
... Su( f)= • 2 Dif r ,t [1 cos(2π • frΔ)]+ (1) TS r =1 source of interference to narrowband systems operating in the 2 same frequency interval and deny harmless coexistence of Sg( f) 2 t 1+ q UWB-PPM and narrowband systems. ...
Terms matched: 1 - Score: 19 - 519k
Year: 2008, Volume: 8, Issue: 2
... networks, wireless sensors and development. Frequently, initial efforts are frustrated in getting basic deployments running, due to long learning I. INTRODUCTION curves, local radio interference, etc. This research work Recent performances in micro-electro-mechanical developed a controlled web accessible Virtual Lab concept systems technology, wireless communications, and digital for exploring wireless ...
Terms matched: 1 - Score: 6 - 1,125k
Year: 2008, Volume: 8, Issue: 1
... and this 1.89 ºC and the typical deviation is+/- in turn avoided the resonance phenomena between the 0.38ºC. variables. In addition, the phenomenon of interference or In Fig. 8, the histograms of both control methods are shown. interactive resonance between the variables in the column It can be seen how they ...
Terms matched: 1 - Score: 3 - 2,532k
Year: 2007, Volume: 7, Issue: 2
... but also provide better immunity to radio Non-repudiation refers to the impossibility of a message interference as long as all devices switch the frequency sender to deny, later, ... reliability in consequence of radio frequency task. Unlike industrial WNs, which use standardized interferences. The range of wireless equipment is small, it protocols, WSNs use ...
Terms matched: 2 - Score: 5 - 432k
Year: 2007, Volume: 7, Issue: 2
... Advances in Electrical and Computer Engineering Volume 7 (14), Number 2 (28), 2007 An Electromagnetic Interference Problem via the Mains Distribution Networks Mircea Ion BUZDUGAN, Emil E. SIMION, Tudor Ion BUZDUGAN Technical University of Cluj-Napoca 26-28 Gheorghe Bariţiu Street mirceabuzdugan@yahoo.com Abstract — The paper presents an electromagnetic II ...
Terms matched: 1 - Score: 183 - 349k
Year: 2007, Volume: 7, Issue: 1
... [V] 0 disturbed circuit. It is indirectly proportional to the distance -0,0005 0 20 40 60 80 100 120 140 160 180 200 between the interference source and the disturbed circuits, to the reflection coefficient and to the permeability and -0,001 permittivity values of space between the both circuits. -0, ...
Terms matched: 1 - Score: 13 - 481k
Year: 2007, Volume: 7, Issue: 2
... that any conversations with the co-pilot were in fact helping the NN to track the functions, xi are the centers of these functions, and. is engines' interference. the Euclidean norm. The performance of this NN can be improved in two ways. First, decreasing the sample rate would reduce the initial The unknown ...
Terms matched: 1 - Score: 5 - 676k
Year: 2007, Volume: 7, Issue: 1
... electric and magnetic fields, may be observer. operational and/or biological. The operational effects are mainly EMC phenomena, White [1 ], as the interference from electrical networks and devices to the neighborhood electronics. The biological effects are mainly the non- II. THE SENSORS thermal phenomena and the impacts to the ...
Terms matched: 1 - Score: 3 - 435k
Year: 2007, Volume: 7, Issue: 2
... enabled devices involved in speech therapy to maintain both the device for handling the patient treatment but this devices confidentiality of personal data of the patient and also to avoid interference when simultaneous communicate with the control will have a wireless based connection with the main centre center. Due to non-technical type of user all password located at the ...
Terms matched: 1 - Score: 3 - 867k