600 results found.
Year: 2018, Volume: 18, Number: 2
... ). This is an iteration of the screening different frequency components. Empirical Mode Decomposition (EMD) method ... is 0.35 m/s, the Step 5 The high-frequency and low-frequency prediction maximum wind speed is 38.93 m ... s. € value is added to obtain the final result y( t), that is Using EMD ...
Terms matched: 3 - Score: 141 - 1,031k
Year: 2018, Volume: 18, Number: 3
... Buck-Boost Converter in an AMOLED Display with Application of Self-Triggering Frequency Modulation Hakyun KIM, Seungki JEON, Hoyong CHOI ... feedback control provides faster from the capacitor and n-MOSFET. Frequency-dependent transient time and smaller ripple noise. signals are ... from the two comparators which are SFM mode is similar to PFM and is used under light load conventionally used ...
Terms matched: 3 - Score: 110 - 1,407k
Year: 2012, Volume: 12, Number: 3
... the integrator based stator flux control algorithms with known stator frequency (e.g., a field estimates. By ... . 45, pp. 824-831, 1998. with low-frequency signal injection allowing sensorless zero- [2] ... . Tsuji, and S. Chen, "A sensorless vector control system for frequency operation of induction motors ...
Terms matched: 3 - Score: 100 - 611k
Year: 2012, Volume: 12, Number: 3
... spectral zero. The term DBBLS is an angular carrier frequency of the density consisting of two separate components DBBLS ... Synchronization in Digital DD8 Communications.Volume I. Phase-, Frequency-Locked Loops and DD9 Amplitude Control." John Wiley ... Sons, Inc. 1990. [8] D.M. Akos, A. Ene, J. Thor ...
Terms matched: 3 - Score: 98 - 704k
Year: 2021, Volume: 21, Number: 3
... in the proposed with the improved DC offset compensation estimated frequency and phase angle values, which needs to parameter ... vol. 16, pp. 310-318, 2016. frequency-locked loop suitable for DC-offset rejection in single-phase doi: ... /JPE.2016.16.1.310 systems," Electric Power Systems Research, vol. 170, pp. 348-357, [8 ...
Terms matched: 3 - Score: 95 - 1,816k
Year: 2010, Volume: 10, Issue: 3
... the PSNR value for the watermarked images generated by the frequency sub-bands of the host image using pixel-wise proposed method ... the maximum and second is due to specific features of space-frequency localization, maximum amplitude coefficients of each super tree ... watermark is watermarking, wavelet trees inserted into the three mid-frequency sub-bands LH2, HL2 and HH2. From these ...
Terms matched: 3 - Score: 95 - 958k
Year: 2011, Volume: 11, Number: 3
... 16]. The boundary wavelets of zero padding and frequency analysis of nonlinear signals. Fourier series periodic extension ... a convolution of the input signal desired to analyze the time-frequency content of arbitrary with wavelet functions generated from the ... of various traditional methods, 0.2 we consider a nonlinear frequency-modulated signal with instantaneous frequency given by 0.15 t f ...
Terms matched: 3 - Score: 94 - 1,611k
Year: 2015, Volume: 15, Number: 4
... 2015 New Boost-Type PFC MF-Vienna PWM Rectifiers with Multiplied Switching Frequency Dan FLORICAU, Tiberiu TUDORACHE, Liviu KREINDLER Politehnica ... concept has been proposed in [18]. introduce low-frequency harmonics, which can induce In [19] ... novel generalization of boost-type PFC phenomena of resonance at the shaft. Another disadvantage topologies with multiple switching cells has ...
Terms matched: 3 - Score: 87 - 1,193k
Year: 2016, Volume: 16, Number: 3
... current-mode filter with dual- parameter control of the pole frequency Jan JERABEK1, Jan DVORAK1, Roman SOTNER2, ... 2006. while B was kept constant. Note that high-frequency pass- doi:10.1016/j.aeue.2005.09.003 band gain ... both BR and HP response is non-unity both in [10] N. Herencsar, J. Koton, ...
Terms matched: 3 - Score: 86 - 1,736k
Year: 2019, Volume: 19, Number: 1
... € 1] € edc [k] grid angular frequency () only. If one takes the ... to a conventional different solar irradiance levels. low -or high-frequency transformer [7]. One typical scenario for ... a DC-DC converter to load active power, with consequent low-frequency oscillations interface a renewable source, or an energy ...
Terms matched: 3 - Score: 79 - 1,518k