FFT analysis
Desining and FFT Analysis of Sigma Delta Converter using Spice
... Abstract— This paper explains the function of a Sigma Delta analog-to-digital converter. The first-order 1-Bit Sigma- Delta (Σ-Δ) modulator is designed and simulated using LTspice standard 180nm CMOS technology power ...
5
FFT analysis of ball bearing faults using AE
... Following the preparation of poorly lubricated bearings as prescribed in the previous steps, several measurements are performed by running the experiments on the test rig. Similar procedures applied for the case of ...
6
Design and FFT Analysis of Carry Look Ahead Adder
... Design includes- First the layout design has been done on the Electric CAD software. After the layout has been done, the designed are checked with DRC i.e. Design Rule Check and ERC i.e. Electric Rule Check tools. After ...
8
FFT Analysis of THD in Distribution System with Grid Connected RES
... The parallel approach which includes a shunt active filter, acts as active conductance to damp out the harmonics in distribution network is proposed. The control str[r] ...
5
Experimental Results on a New Method for Analysis of Heart Rate Variability
... The new obtained time series contains the difference RR n ( ) − RR n ( − 1 ) . It is the variability that may be es- timated in absolute value or without absolute value. In the first case we have a measure of variability ...
6
DFT, FFT
... using FFT-based RGPM approach which retains the merits of FFT analysis and extends to inter-harmonic identification under system frequency variation ...
6
DECIPHERING THE FINEST IMPRINT OF GLACIAL EROSION: OBJECTIVE ANALYSIS OF STRIAE PATTERNS ON BEDROCK
... The resulting roses of intersection densities are presented in Fig. 6. Because the scale factor between the original image and the transparency copy has not been accounted for, only relative measures will be considered. ...
9
Fast-responding measurements of power system harmonics using discrete and fast fourier transforms with low spectral leakage
... and way beyond. The data memory requirement is doubled compared to Fig. 10, only because 64-bit arithmetic is applied by default by MATLAB for this target. The execution times (Fig. 12) are roughly 40% of the TC1796 ...
6
Modeling and Simulation of 3-Phase Voltage and Current Source Inverter using MATLAB/SIMULINK for Various Loads
... Fig 7 and Fig 8 shows the FFT analysis of Line voltage and current of CSI with motor load before filter.. FFT of Line voltage before filter.[r] ...
5
Application of STATCOM in Renewable Energy Sources for Power Quality Improvement
... Fig.14 FFT analysis using existing PI controller a Source current b FFT of source current FFT Analysis of current waveform in the Existing PI controller acting on the STATCOM at time 0.8[r] ...
12
Space Vector Pulse Width Modulation: A Technique to Mitigate the Total Harmonic Distortion
... In the figure 4.17 FFT analysis of Line Voltage of SVPWM inverter is shown from the analysis it is clear that total Harmonic distortion is 67.18. Figure 9: FFT result analysis of Line V[r] ...
7
PERFORMANCE ANALYSIS OF TMS320C6713 AND 6745 DSPs USING TFBBGAR FFT ALGORITHM
... signal analysis, injection/extraction of data signals via file I/O, multi-processor debugging, automated testing and customization via a C-interpretive scripting language and much ...
11
Design and Performance Analysis of FFT in OFDM applications using VHDL
... The existing work can be used for Wimax and wireless technology in which fast computations are required. FFT implementation can be a good solution for multiple input multiple output (MIMO) system. So, it is ...
7
A Normal I/O Order Radix-2 FFT Architecture for High Speed Applications
... (MDC) FFT architecture. It has an N/2-point Decimation In Time (DIT) FFT and an N/2-point Decimation In Frequency (DIF) FFT to process the odd and even samples of two data streams ...the FFT ...
6
PAPR Analysis of FFT and Wavelet based OFDM Systems for Wireless Communications
... We can have all the benefits of OFDM if we replace traditional sinusoid carriers of the Fourier based OFDM with suitable wavelets, in addition to that, PAPR can be greatly reduced in wav[r] ...
5
Design and FPGA Implementation of 64-Point FFT Processor
... order FFT are almost implemented into high cost ...S12-point FFT with the Xilinx IP core to implement it in Spartan ...order FFT into low cost ...64-point FFT which may be generalized to ...
7
Modeling and Dynamic Analysis of Gear Box Casing Using Finite Element Analysis
... Solid Edge (V19) and Nastran (NX8) softwares are used for designing the gear box casing. The designed casing consisting of 14 holes at the both side of base used for constraining on ground. Fig 1 shows the 3D model of ...
13
Design and Verification Methodology for Complex Three-Dimensional Digital Integrated Circuit
... In this section, we present our experiments with the pipelined FFT and ORPSOC circuits. All results are based on the flow illustrated in Figure 3.2, which is applied to designs with 1 to 10 tiers and thermal-via ...
141
Performance Analysis of Adaptive MIMO Based OFDM using FFT and DWT
... comparing FFT based multi-carrier modulation with DWT based multi-carrier modulation using QPSK as well as BPSK in AWGN ...for FFT based MIMO- OFDM system which is shown in figure ...
5
Analysis of p Si macropore etching using FFT impedance spectroscopy
... The dependence of the etch mechanism of lithographically seeded macropores in low-doped p-type silicon on water and hydrofluoric acid (HF) concentrations has been investigated. Using different HF concentrations (prepared ...
7