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time domain signal filtering

Time Domain Signal Analysis Using Wavelet Packet Decomposition Approach

Time Domain Signal Analysis Using Wavelet Packet Decomposition Approach

... of time signals using wavelet packet filtering ...in time signal analysis and ...in time as well as in frequency domain and adapts its support locally to the signal which ...

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Classification of Motor Imagery Right and Left Hand Movement EEG Signals for BCI Application Based on Statistical Analysis

Classification of Motor Imagery Right and Left Hand Movement EEG Signals for BCI Application Based on Statistical Analysis

... the time domain of the motor imagery left-hand and right-hand movement EEG raw ...frequency domain signal to clear what frequency ranges are included in the motor imagery hand movement ...

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The generalized frequency domain adaptive filtering algorithm as an approximation of the block recursive least squares algorithm

The generalized frequency domain adaptive filtering algorithm as an approximation of the block recursive least squares algorithm

... speech signal superimposed by mutually uncorrelated white Gaussian noise signals such that a signal-to-noise ratio (SNR) of 20 dB results on ...reverberation time T 60 of ...

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Spatio - Temporal Video Denoising by Block - Based Motion detection

Spatio - Temporal Video Denoising by Block - Based Motion detection

... spatial domain and transform ...spatial domain denoising, where the weights may be either fixed or adapted based on local image ...spatial domain filtering methods is given in [3]. In ...

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REDUCTION OF PAPR IN OFDM SYSTEM USING REPEATED CLIPPING AND FILTERING TECHNIQUE WITH DIFFERENT MODULATION SCHEMES

REDUCTION OF PAPR IN OFDM SYSTEM USING REPEATED CLIPPING AND FILTERING TECHNIQUE WITH DIFFERENT MODULATION SCHEMES

... the signal components that exceed some unchanging amplitude called clip ...transmitted signal spectrum, which causes interfering ...and filtering technique is effective in removing components of the ...

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Human Brain Microwave Imaging Signal Processing: Frequency Domain (S parameters) to Time Domain Conversion

Human Brain Microwave Imaging Signal Processing: Frequency Domain (S parameters) to Time Domain Conversion

... microwave signal processing method using MATLAB based on the result of microwave imaging system simulation developed using Computer Simulation Technology ...source signal, microwave signal oper- ates ...

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Polarization Filtering Method for Suppressing Surface Wave in Time Frequency Domain

Polarization Filtering Method for Suppressing Surface Wave in Time Frequency Domain

... a time-frequency domain polarization filtering method based on wave- let transform was ...the time-frequency domain for the three-component seismic data, measured the polarization ...

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Using EMD-FrFT filtering to mitigate high power interference in chirp tracking radars

Using EMD-FrFT filtering to mitigate high power interference in chirp tracking radars

... FrFT Filtering Stage [1]: For the second stage, the com- plex denoised signal in the optimal fractional domain is calcu- lated from the information supplied from the transmitted chirp signal ...

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Filtering in Time Frequency Domain using STFrFT

Filtering in Time Frequency Domain using STFrFT

... In order to distinguish it from those with the same window but different order FRFT kernels, it is called the p th order STFrFT in some cases. The window with a short time support is real and symmetric, capturing ...

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Adaptive Linear Prediction Filtering in DWT Domain for Real-Time Musical Onset Detection

Adaptive Linear Prediction Filtering in DWT Domain for Real-Time Musical Onset Detection

... Onset detection is a typical digital signal processing task in acoustic signal analysis, with many applications as in the musical field. Many techniques have been proposed so far, which are typically ...

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On Choosing Fourier Transforms for Practical Geoscience Applications

On Choosing Fourier Transforms for Practical Geoscience Applications

... a signal can be done by taking the Fourier transform of the input time series, multiplication by the transfer function in the frequency domain, and then tak- ing the inverse Fourier transform to ...

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RS CODED OFDM BY UNIQUE WORD PREFIX

RS CODED OFDM BY UNIQUE WORD PREFIX

... in time domain is straight forward [2], since the data symbols are also defined in time ...OFDM time domain symbols, even though the data QAM (quadrature amplitude modulation) symbols ...

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Fast Fourier Transform Approach for Signal Analysis

Fast Fourier Transform Approach for Signal Analysis

... converts time domain signal into frequency domain signal and vice versa and fast Fourier transform (FFT) is a mathematical tool which convert discrete time domain ...

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FREQUENCY BAND SEPARATION OF NEURAL RHYTHMS FOR IDENTIFICATION OF EOG ACTIVITY FROM EEG SIGNAL

FREQUENCY BAND SEPARATION OF NEURAL RHYTHMS FOR IDENTIFICATION OF EOG ACTIVITY FROM EEG SIGNAL

... the signal and the second stage is the decision making ...spectral domain, spikes can be described as having high frequency ...pass filtering techniques have been used for the separation of ...error ...

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Power Signal Analysis of Channel Current Signal Using HMM-EM and Time Domain FSA

Power Signal Analysis of Channel Current Signal Using HMM-EM and Time Domain FSA

... An alternate method can be used to detect the blockade of the signal known as the Differential RC process. In this method a 2-bit window is processed and moved along time. The product of absolute difference ...

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A Wavelet Decomposition Analysis of Vibration Signal for Bearing Fault Detection

A Wavelet Decomposition Analysis of Vibration Signal for Bearing Fault Detection

... vibrational signal analysis for bearing fault detection using Discrete Wavelet Transform ...The time domain vibration data measured from accelerometer was then transform into frequency domain ...

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Design of Low Complexity Programmable Fir Filters Based On ECG Compression by Using the Discrete Wavelet Transform

Design of Low Complexity Programmable Fir Filters Based On ECG Compression by Using the Discrete Wavelet Transform

... ABSTRACT: This project presents FPGA design of ECG compression by using the Discrete Wavelet Transform (DWT) with FIR. Unlike the classical works based on off-line mode, the current work allows the real-time ...

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Fast Fourier Transform Using Advanced Processor

Fast Fourier Transform Using Advanced Processor

... ABSTRACT: OFDM systems are widely used in both wired and wireless communication systems. FFT/IFFT is one of the key processing in the implementation of OFDM systems such as WiBro, DAB and UWB systems. Most of the ...

5

An audio watermark-based speech bandwidth extension method

An audio watermark-based speech bandwidth extension method

... extended into HF part, and, finally, filled the gap between LF and HF with noise and shaped the frequency-domain envelope. Fuchs and Lefebvre proposed a harmonic BWE method [4]. This method generated HF components ...

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A VHDL AMS Based Time Domain Skin Depth Model for Edge Coupled Lossy Transmission Stripline

A VHDL AMS Based Time Domain Skin Depth Model for Edge Coupled Lossy Transmission Stripline

... (over time) of resistance would be sufficient. This would save CPU time in simulation and the new values of resistance would remain a constant until the next evaluation so the line would still have a raised ...

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