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Search results for: frequency
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Year: 2017, Volume: 17, Number: 3
... distance PSO which proves the superiority of the proposed DPSO and phase change distortion with frequency. In addition, the algorithm. For generating simulated fault data, the ... M. N. Pourahmadi, A. A. Safavi. "Path characteristic frequency-based [22] I. P. Solos, I. X. Tassopoulos ...
Year: 2012, Volume: 12, Number: 4
... Spline, etc. [20-22] 6 matrix of characters, and the sampling frequency of the In this paper we propose a new compression technique for signal was ... CR), defined as the ratio between For many classes of signals, good time-frequency or time- the number of bits needed to represent the original and the ...
Year: 2018, Volume: 18, Number: 1
... the sensor pulsate properties of the optical sensor operating in the passive synchronously with the frequency of 40Hz [36]. In this mode. Section III describes the ... the presence of ambient light only (passive tracking hand gestures with passive RFID (Radio-frequency mode). The orientations of the device in reference to the light identification ...
Year: 2017, Volume: 17, Number: 4
... dynamical systems with a robust interval fuzzy model," Automatica, voltage regulation and frequency stabilization in islanded microgrid vol. 41, no. 2, pp. ... F. G. Filip, "Decision support and control for large-scale complex multivariate high-frequency data in finance," Quant. Finance, vol. 3, systems ...
Year: 2013, Volume: 13, Number: 4
... On the other side, average current mode control offers the advantage of both constant frequency operation and low harmonic distortion [4]. Digital controllers have rapidly penetrated ... R. D. Middlebrook, "Modeling and analysis of switching dc-to-dc converters in constant-frequency is also general and only typical converter values for the current programmed mode, ...
Year: 2010, Volume: 10, Issue: 4
... Xu, Direct Power Control of DFIG with Constant done to protect it. Switching Frequency and Improved Transient Performance, IEEE In the literature, authors have proposed connecting ... DFIG sliding control and filtering framework analysis. However, it has been shown that high-frequency currents are injected on the rotor and stator sides of the DFIG. This ...
Year: 2013, Volume: 13, Number: 4
... tags and readers via a wireless radio attacker, it can cause privacy issues. frequency band, is being used actively in many areas [5-7], Replay ... query message from the reader are always supposed to respond to any The RFID (Radio-frequency identification) system, which message. If the tag's response is fixed or ...
Year: 2014, Volume: 14, Number: 2
... antenna (TxD), the PHICH BER curves are shown transformed back into the frequency domain using FFT. in Fig. 6. The BER results for the ... 7]. The scheme of symbol of two or four transmitting antennas, the Space-frequency spreading is illustrated in Fig. 3. diversity block code (SFBC) ...
Year: 2018, Volume: 18, Number: 1
... Advances in Electrical and Computer Engineering Volume 18, Number 1, 2018 Active Frequency Stabilization Method for Sensitive Applications Operating in Variable Temperature Environments Adrian DONE1, Alin-Mihai CÄ‚ILEAN1,2, Adrian GRAUR1,2 1 Integrated Center for research, development and innovation in Advanced Materials, Nanotechnologies, and Distributed Systems for fabrication and control ...
Year: 2008, Volume: 8, Issue: 2
... University Chernivtsi, Ukraine, Kotsiubynsky str. 2, 58012 m.ivanchuk@chnu.edu.ua Abstract — Improvement of an autodyne Nuclear quadruple resonance spectrometer is offered. The change of frequency of oscillatory LC circuit of the spectrometer is carried out in two ways: by varicap and variable capacitor. A processor module for the capacitor and varicap control ...
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