600 results found.
Year: 2013, Volume: 13, Number: 4
... which uses propose the virtual instrumentation approach in various innovative algorithms based on time and frequency domains analysis to process power signals. In order to detect the situations, ... , "A Virtual temporary states characterization, the authors propose a new instrument for time-frequency analysis of signals with highly non- approach, which supposes the use of ...
Terms matched: 2 - Score: 44 - 902k
Year: 2015, Volume: 15, Number: 1
... SA is employed for finding the possible the filter coefficients subject to a set of frequency domain sparse pattern of the FIR filter that satisfies the prescribed constraints. Once ... FIR filters pattern that satisfies the prescribed constraints among all [2-3], the frequency-response masking techniques [4-5], and possible combinations of the sparse pattern [ ...
Terms matched: 2 - Score: 44 - 788k
Year: 2022, Volume: 22, Number: 4
... essential to deal with high and low circuit (PRC) to eliminate the low frequency ac ripple with film frequency ripple. Hence, the lifetime discrepancy between capacitors ... high power LED driver deserves the EC less operation to enhance the factor and zero low-frequency current ripple," in IEEE Journal of lifetime. In this paper, ...
Terms matched: 2 - Score: 41 - 2,819k
Year: 2018, Volume: 18, Number: 2
... Electrical and Computer Engineering Volume 18, Number 2, 2018 Design of an High Frequency RFID Multi-Loop Antenna for Applications in Metallic Environments Adrian Ioan PETRARIU1,2, ... 90 degrees in orientation to the reader's antenna. Antenna and Its Application to a High-Frequency RFID Smart Shelf," The mathematical approach and computer simulations are IEEE Antennas ...
Terms matched: 2 - Score: 41 - 1,317k
Year: 2018, Volume: 18, Number: 2
... short distances working Quadrature Amplitude Modulation (64-QAM) wireless at 60 GHz with Orthogonal Frequency Division Multiplexing links. It also provides MPI communication support directly with Quadrature Amplitude ... based systems through Orthogonal system boundaries every time a new system is connected. The Frequency-Division Multiplexing (OFDM) with 64- ENoC inter-chip wireless link reaches short distances ...
Terms matched: 2 - Score: 40 - 1,316k
Year: 2010, Volume: 10, Issue: 4
... alternative magnetic fields, depending components of the magnetic signature are diminished, and on frequency, one can also use shields made of high by field compensation using artificial ... high- The compensation in negative feedback regime controls permeability alloy alone can provide sufficient low-frequency and the variable components of the geomagnetic field. These eddy-current shielding for biomagnetic ...
Terms matched: 2 - Score: 39 - 9,652k
Year: 2015, Volume: 15, Number: 4
... in text-dependent applications, whereas GMMs Index Terms — Automatic speaker recognition, mel- frequency cepstral coefficients, energy correction, speaker are commonly used in text-independent applications. ... based on speech spectral content information about timbre, as one of speaker inherent uses mel-frequency cepstral coefficients (MFCCs). These information, also carry irrelevant, non ...
Terms matched: 2 - Score: 39 - 1,229k
Year: 2019, Volume: 19, Number: 4
... is shown in Section V. The bypass coil is very small, a high frequency constant current measurement results under DC-bias condition are reported signal is suggested, which ... network, but for large scale power path with the main core. By injecting high-frequency signals into the attached coil of the bypass core, the measured signals grid ...
Terms matched: 2 - Score: 39 - 423k
Year: 2009, Volume: 9, Issue: 3
... uses 52 communication environments. The core technology of physical layer in ADSRC is orthogonal frequency division multiplexing subcarriers which are modulated by using binary or (OFDM), ... Timing- synchronization analysis for IEEE 802.11a wireless LANs in performance in high-mobility environment. frequency-nonselective Rician fading environments", IEEE transactions on Wirelss Communications, vol. 3 ...
Terms matched: 2 - Score: 39 - 534k
Year: 2021, Volume: 21, Number: 4
... foliage environment. The measurements have been different scenarios. performed using the 433 MHz frequency band LoRa For example, in tropical regions, where landscapes modules. The ... — LoRa signal coverage, Internet of Things, urban areas, chirp modulation, radiofrequency interference. Figure 1. Number of sensors globally connected in the IoT network ...
Terms matched: 2 - Score: 38 - 2,415k