نتایج جستجو برای: نویز emi هدایتی

تعداد نتایج: 5697  

2012
K. Baskaran

This paper presents a modeling of Pulse Width Modulation (PWM) for conducted noise reduction in Switching Power Converters (SPC) using Field Programmable Gate Array (FPGA) based controller. Buck boost Flyback converter is the preferred choice among variety of switching power converters due to its low component count, cost-effective structure as well as its large dynamic range. Converters should...

2017
Mathieu Rubeaux Jean-Claude Nunes Laurent Albera Mireille Garreau

We propose a new similarity measure for iconic medical image registration, an Edgeworth-based third order approximation of Mutual Information (MI) and named 3-EMI. Contrary to classical Edgeworth-based MI approximations, such as those proposed for independent component analysis, the 3-EMI measure is able to deal with potentially correlated variables. The performance of 3-EMI is then evaluated a...

2005
Yakup Bayram John L. Volakis Patrick Roblin

We propose a hybrid scattering parameter matrix for concurrent on & off – board EMI analysis of mixed RF-Digital Circuits. To start with, we first consider on–board EMI effects on digital circuits, particularly on an inverter to show the vulnerability of digital devices to RF interference and investigate both system and device level upsets due to adjacent EMI sources on Printed Circuit Boards (...

2013
Wan X. Yao Vinoth K. Ranganathan Didier Allexandre Vlodek Siemionow Guang H. Yue

The purpose of this study was to compare the effect of training using internal imagery (IMI; also known as kinesthetic imagery or first person imagery) with that of external imagery (EMI; also known as third-person visual imagery) of strong muscle contractions on voluntary muscle strengthening. Eighteen young, healthy subjects were randomly assigned to one of three groups (6 in each group): int...

2007
M. Ali S. Sanyal

Testing electronic equipment for radiated emissions requires the accurate calibration of EMI sensor. The performance of the sensor depends on its Antenna Factor (AF), which is the ratio of the incident electric field on the antenna surface to the received voltage at the load end across 50 Ω resistance. The theoretical prediction of the AF of EMI sensors is a very attractive alternative if one t...

2001
S. Loyka

Main challenges in EMC/EMI modeling and simulation for modern and future wireless communication networks are addressed in this paper. It is emphasized that there exists a big difference between simulating analog and digital systems. A computationally-efficient approach for EMC/EMI analysis of wireless networks by behavioural -level numerical simulation is proposed.

2002
Alex Kondratyev Kelvin Lwin Alain J. Martin

added value of the methodology in terms of area, power, speed, electromagnetic interference (EMI), noise immunity, and so on; tradeoffs, which design parameters often worsen to achieve added values, such as speed versus power, and area versus EMI; and the cost of switching to the new methodology, including training time, development of new libraries, and time spent dealing with CAD tool immatur...

پایان نامه :وزارت بهداشت، درمان و آموزش پزشکی - دانشگاه علوم پزشکی و خدمات بهداشتی درمانی تهران 1361

چکیده ندارد.

Journal: :Teaching in Higher Education 2022

While more and universities in traditionally non-Anglophone countries are moving towards English medium instruction (EMI), those of the nominally Anglophone postcolonial world carrying on with business as usual. Higher education many has typically only ever been available through language former colonisers, so institutions British colonies now find themselves ahead global trend. This paper cons...

ژورنال: :مهندسی برق مدرس 0
seyyed javad talebian ph.d. student in electrical engineering, control group, k.n.toosi university of technology, jafar heyrani nobari assistant professor, the college of electrical and computer engineering, k.n.toosi university of technology,

به طور معمول مسیر اولیه پرواز در هواپیماها و پرنده­های بدون سرنشین با نقطه­راه­هایی با طول و عرض جغرافیایی مشخص، تعیین می­گردد. به منظور هدایت پرنده جهت گذر از این نقطه­راه­ها به صورت دقیق و در زمان مقرر، نیاز است که پارامترهای خطای هدایتی دقیقی تعریف گردد که الگوریتم هدایت بر مبنای آنها بتواند فرامین مناسب را صادر نماید. تعیین این پارامترها به کمک هندسه مسطحه برای مسافت­های طولانی از دقت کافی ...

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