600 results found.
Year: 2012, Volume: 12, Number: 4
... the filter's stability Dash et al [8] have used the same Extended Kalman Filter using the Jury' stability criterion (presented as well). Section for frequency measurement. They demonstrate that the IV presents the theory behind the Kalman filter. The two frequency and amplitude can be estimated in the same time. filters ...
Terms matched: 1 - Score: 19 - 794k
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 ...
Terms matched: 2 - Score: 6 - 608k
Year: 2012, Volume: 12, Number: 4
... the human body have been computed using a sequence of frequency independent values of resistances and models starting with a ... taken into account. Unfortunately, no Single- and multifrequency models for bioelectrical impedance information on these errors is ... in [3]. analysis of body water compartments. J. Appl. Physiol., 87, ...
Terms matched: 5 - Score: 177 - 609k
Year: 2012, Volume: 12, Number: 4
... restrictive on timekeeping accuracy, as for the velocity of nodes needs to be adjusted by modifying the reference clock calculations precise time or time difference values are needed. frequency, like in the Network Time Protocol (NTP) [11]. The accuracy of time information on nodes has to be always This operation is time ...
Terms matched: 1 - Score: 21 - 529k
Year: 2012, Volume: 12, Number: 4
... the automated measurement system. The user can modify several variables and parameters, e.g. measurement Figure 7. Approximation function course of p  f v . frequency, approximation interval, etc. It is vital to mention that the measurement process is standardized. For example, Measured P/T characteristic in the Czech ...
Terms matched: 1 - Score: 3 - 2,127k
Year: 2012, Volume: 12, Number: 4
... using the EOG technology, the patient's needs, represented by the desired acquisition system. The proposed methods are based on Hilbert transform and envelope detection of the low frequency word, phrase and/or ideogram (selected by using an differential EOG signals. To safely detect voluntary blinking adequate switch or by one of the eye ...
Terms matched: 1 - Score: 51 - 1,671k
Year: 2012, Volume: 12, Number: 4
... ) in the driving The main superiority of DWT over FFT is that the size of systems with Field Oriented Controlled Permanent Magnet the analysis window varies proportionally to the frequency. Synchronous Motors (PMSM) of Hybrid Electric Vehicles. The fault behaviour of the analyzed system was simulated by [15,18]. Other advantage ...
Terms matched: 1 - Score: 32 - 1,013k
Year: 2012, Volume: 12, Number: 4
... would result in more accurate identification 0 of stable vertices and consequently significant reduction of 0 5000 10000 15000 20000 deletion probability. Ordinal number of vertex Figure 10. Frequency of the vertex selection (Venus de Milo). APPENDIX A As we can see, only two same vertices are selected by 3 In this part of ...
Terms matched: 1 - Score: 3 - 1,143k
Year: 2012, Volume: 12, Number: 4
... modulation schemes is that it is independent on communication has been taking place. Usually, the radio the lightning color as well as the number of LEDs at the frequency (RF) is used for wireless data transmission, but it transmitter and photo detectors (PDs) at the receiver. In has its bandwidth (BW ...
Terms matched: 1 - Score: 11 - 1,093k
Year: 2012, Volume: 12, Number: 4
... of the iSd, iSq stator current vector components in [d, q] system PMSM with constant rotor excitation is determined by the iS_ref reference stator current stator frequency and the number of poles. For variable speed Km gain of the voltage inverter drive, some type of inverter is necessary to provide voltage Jtot total moment ...
Terms matched: 1 - Score: 16 - 967k