Moahmed Aly

7 Questions 3 Answers 0 Followers

Questions related from Moahmed Aly

Analog-to-Information Converters ?

In Analog-to-Digital Converters(ADC), the signal is first sampled at a rate higher than or equal to the Nyquist, then quantized and encoded. In Analog-to-Informations (AIC), the sampling and...

28 October 2019 9,135 3 View

Error detection and correction algorithms for Wireless Body Area Networks?

I am working on transmitting ECG signals over wireless body area network based on IEEE 802.15.4 standard. To reduce the BER and increase the signal reconstruction quality, I think that I need to...

25 December 2018 3,349 0 View

What is the best denoise technique for EEG signal ?

I am working with transmitting EEG signals in a wireless body area network over a fading channel. I need to denoise these signals. What is the best denoise technique for EEG signal ?

29 October 2017 1,495 6 View

EEG denoising

I am working on denoising EEG signals. The signal consists of 80 epochs. The denoising parameters which give the best results differ from one epoch to another. How can I deal with this problem?

13 July 2017 6,125 1 View

Convolving a signal with the impulse response of the channel?

For a complex signal x to be transmitted over a channel with complex impulse response h, x will be convolved with h. What will the mathematical operation done in the reveiver to cancel the effect...

19 April 2017 2,540 4 View

Sensing matrix for compressed sensing?

what is the difference between random binary sensing matrix and random Gaussian sensing matrix?? What the advantages and disadvantages of each matrix?? How can i choose the suitable matrix for a...

12 April 2017 4,653 1 View

How can I obtain a signal value to represent the quality of the reconstructed signal at the receiver?

I am working on a research work on transmitting ECG signals compressed by Compressed sensing over wireless body area network . The signal is affected by noise and small scale fading. The...

01 January 1970 1,040 4 View