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low frequency noise signal

Denoising of ECG Signals Using FIR & IIR Filter: a Performance Analysis

Denoising of ECG Signals Using FIR & IIR Filter: a Performance Analysis

... (ECG) signal is a bio-electrical activity of the ...ECG signal can be distorted with noise as, various artifacts corrupt the original ECG signal and reduces it ...original signal and ...

8

A Joint NonData Aided Synchronization Algorithm for MSK Signal

A Joint NonData Aided Synchronization Algorithm for MSK Signal

... carrier frequency offset is ...and low complexity characteristic, such method facilitates the digital implementation at the receiver ...at low signal-to-noise ratio, so it is ...

7

A Ka Band Radar Frequency Synthesizer Design Based on DDS Technology

A Ka Band Radar Frequency Synthesizer Design Based on DDS Technology

... the low phase noise level signal generating, the center frequency is required 35GHz, the band is 3 GHz, the frequency resolution ratio is 100KHz, the phase noise level is less ...

6

Informative Signal Analysis: Metrology of the Underwater Geomagnetic Singularities in Low Density Ionic Solution (Sea Water)

Informative Signal Analysis: Metrology of the Underwater Geomagnetic Singularities in Low Density Ionic Solution (Sea Water)

... magnetic noise, the low amplitude of target signal, and the specific mea- surements performed in ionic solutions severely limit the informative capability of the target signal ...the ...

23

Fractional noises: diffusive model for CCD imager band-pass acquisition chain

Fractional noises: diffusive model for CCD imager band-pass acquisition chain

... both low-frequency excess noise (or fractional noise) and high-frequency noise in order to maximize the signal to noise ...output signal is the reference ...

12

A Low Noise OPAMP with Chopper Stabilization for Biomedical Applications

A Low Noise OPAMP with Chopper Stabilization for Biomedical Applications

... corner frequency is the flicker noise. The Flicker noise power is inversely proportional to the input signal ...frequency. Noise is the random phenomenon present in the analog ...

7

LOAD CURRENT CONTROL BASED ON LUENBERGER OBSERVER FOR THREE PHASE POWER 
CONVERTER SVPWM

LOAD CURRENT CONTROL BASED ON LUENBERGER OBSERVER FOR THREE PHASE POWER CONVERTER SVPWM

... Medium Frequency (IF) digital signals at low signal-to-noise ratio (SNR) ...the noise and five new characteristic parameters such as m aa , m af , m ap , r af and ...

5

2nd. 500m* SX2 Remote + Central TX2 Remote. RX2 Central LONG-RANGE REMOTE CONTROL 16 FUNCTIONS. Up to. range

2nd. 500m* SX2 Remote + Central TX2 Remote. RX2 Central LONG-RANGE REMOTE CONTROL 16 FUNCTIONS. Up to. range

... Voltage: Frequency Response:: Crossover Low Pass: Subsonic Filter: Total Harmonic Distortion: Signal to Noise: Minimum Input Sensitivity: Minimum work Impedance: Consumption /Music ...

16

Post-Stroke Rehabilitation Exosceleton Movement Control using EMG Signal

Post-Stroke Rehabilitation Exosceleton Movement Control using EMG Signal

... myoelectric signal of muscle biceps brachii from their unaffected ...myoelectric signal that separated from noise generated during EMG recording became important in developing the rehabilitation ...

6

Opto-mechanical noise cancellation

Opto-mechanical noise cancellation

... DC noise (a non-linear process in the cavity), or by the windowing function of the spectrum ...at low frequencies (below 200 Hz). This is consistent with the low frequency roll-off of the ...

85

Dealing with front-end white noise on differentiated measurements such as frequency and ROCOF in power systems

Dealing with front-end white noise on differentiated measurements such as frequency and ROCOF in power systems

... white noise, but also by other requirements such as passband flatness, and general stop-band rejection of specific signals like harmonics and low- frequency ...the frequency measurement path, ...

14

A Low Phase Noise Ring VCO Based PLL Using Injection Locking for ZigBee Applications

A Low Phase Noise Ring VCO Based PLL Using Injection Locking for ZigBee Applications

... offset frequency is −106.8 dBc/Hz. As mentioned before, output signal of the first stage is used both as the second stage reference signal and as the injection ...phase noise of injection ...

12

Design Low Noise Amplifier With Ultrawideband Frequency

Design Low Noise Amplifier With Ultrawideband Frequency

... the signal is transmitted without contributing too much ...GHz frequency. This low noise amplifier will produce noise figure less than ...and noise figure is a feedback method,. ...

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Observations of carbon monoxide in the starburst galaxy M82 with a 690 GHz wide spectral bandwidth receiver

Observations of carbon monoxide in the starburst galaxy M82 with a 690 GHz wide spectral bandwidth receiver

... the signal and noise performance of high-frequency circuits, especially circuits including superconductors and super- conducting tunnel ...IF low-noise amplifier will be presented along ...

187

Low Noise Amplifier Design for Navigation Signal Receiver

Low Noise Amplifier Design for Navigation Signal Receiver

... IJEDR1401111 International Journal of Engineering Development and Research (www.ijedr.org) 617 (S22) = -33.22 dB at 1.1 GHz and loss (S22) = -15.4 dB at 2.5 GHz. for the frequency range of 1.1 GHz to 2.5 GHz which ...

5

Simulation of Low Noise Amplifier (LNA) of GEOS Satellite Signal Receiver for Mobile Terminal Satellite Application at S Band Frequency

Simulation of Low Noise Amplifier (LNA) of GEOS Satellite Signal Receiver for Mobile Terminal Satellite Application at S Band Frequency

... weak signal from satellite transmitter, and then the signal amplified into the proportional level then transferred into the part of transceiver ...receive signal from satellite ...

7

Prognostic properties of low frequency seismic noise

Prognostic properties of low frequency seismic noise

... random signal as the number of vanishing moments of the “best” orthogonal wavelet which is defined for the fragment of the signal from minimum of the value of entropy for distribution of squared wavelet ...

8

Low Frequency Noise in Graphene Tunnel Junctions

Low Frequency Noise in Graphene Tunnel Junctions

... flicker noise behaviour, where, like the light of a flickering candle, the signal has a wandering baseline as the high frequency noise rides on a low frequency ...

33

Removal of Low Frequency Noise from ECG signal using Genetic Algorithm

Removal of Low Frequency Noise from ECG signal using Genetic Algorithm

... is low frequency noise caused in the chest lead ECG signals by breathing, with movements of the chest or when an arm or leg is moved during the ECG data ...produces low frequency ...

5

A SIMULATION BASED DECISION MAKING SUPPORT APPROACH FOR MACHINE BUILDING PLANTS 
INVESTMENT PROJECTS ESTIMATION OF EFFICIENCY

A SIMULATION BASED DECISION MAKING SUPPORT APPROACH FOR MACHINE BUILDING PLANTS INVESTMENT PROJECTS ESTIMATION OF EFFICIENCY

... the signal remains intact, while a FIR filter is used to selectively reduce the noise in the non-speech portions of the signal ...the noise-only portions of the speech ...is noise in ...

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