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Hatem Tawfik

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28 Questions

Views Newest Activity Votes

votes

answers

288

views

Timing error detector used for symbol timing synchronization

digital-communications

Aug 23 '18 at 0:12 Qasim Chaudhari 669

vote

answer

451

views

ADC quantization +thermal noise

digital-communications

May 23 at 13:14 Dan Boschen 13.6k

vote

answers

865

views

Does a matched filter really improve SNR?

digital-communications

Dec 28 '18 at 9:21 Dual_Pol dBZ 1

vote

answer

224

views

The benefits of a fractionally spaced equalizer

digital-communications

Oct 29 '18 at 12:35 Dan Boschen 13.6k

vote

answer

views

Phase synchronization between 2 PLLs

digital-communications

Sep 18 '18 at 11:22 Jason R 22k

vote

answers

124

views

Averaging out noise and SNR improvement

digital-communications

Sep 18 '18 at 2:29 Dilip Sarwate 14.9k

vote

answer

views

External frequency divider in a PLL

digital-communications

Sep 14 '18 at 10:32 Dan Boschen 13.6k

vote

answer

574

views

Symbol timing synchronization using a high sampling rate

digital-communications

Sep 11 '18 at 0:29 Dan Boschen 13.6k

vote

answer

118

views

Costa's loop questions, design, tracking and limitations

dsp-core

Sep 7 '18 at 14:15 Moses Browne Mwakyanjala 343

vote

answer

views

Frame acquisition vs symbol timing synchronization

digital-communications

Aug 23 '18 at 19:04 Marcus Müller 14.3k

vote

answers

105

views

BPSK signal that has not been pulse shaped by any filter

digital-communications

Aug 20 '18 at 23:29 Dan Boschen 13.6k

vote

answers

125

views

Signal bandwidth of an 802.15.4 signal at 2.4 GHz

digital-communications

Aug 18 '18 at 12:50 Matt L. 57.7k

vote

answers

views

Question about direct spread spectrum in 802.15.4 at 2.4 GHz

digital-communications

Aug 2 '18 at 22:23 Hatem Tawfik 199

vote

answers

478

views

Bandwidth required to transmit a binary sequence

frequency-spectrum

Jul 9 '18 at 5:11 robert bristow-johnson 12.8k

votes

answers

views

Correlating a sequence or a code with itself at QPSK symbol rate

digital-communications

Jan 15 at 3:04 Community♦ 1

votes

answer

180

views

Nyquist criterion for zero ISI in the frequency domain

digital-communications

Dec 25 at 21:02 Community♦ 1

votes

answer

183

views

Frequency domain vs time domain equalization

digital-communications

Dec 21 at 1:01 Community♦ 1

votes

answer

views

The meaning of correlating “Time Aligned” pseudo-random or walsh code sequences

digital-communications

Dec 16 at 8:02 Community♦ 1

votes

answer

133

views

Correlated phase noise and delay

digital-communications

Dec 14 at 2:02 Community♦ 1

votes

answer

views

Digital receivers for the reception of non pulse shaped signals [closed]

digital-communications

Jan 21 '19 at 17:36 shaiel cohen 24

votes

answers

views

Phase demodulation vs frequency demodulation using a PLL

digital-communications

Jan 10 '19 at 2:04 Hatem Tawfik 199

votes

answer

views

The notion of white and colored noise

digital-communications

Nov 24 '18 at 2:06 robert bristow-johnson 12.8k

votes

answer

views

Narrow band Interference affecting timing acquisition in spread spectrum communication systems

digital-communications

Oct 28 '18 at 23:18 Dan Boschen 13.6k

votes

answer

views

Using IFFT for the purpose of “Multiple Orthogonal Frequency Shift Keying”

digital-communications

Oct 20 '18 at 3:58 Dan Boschen 13.6k

votes

answer

views

Generation of a stream of data bits 0s and 1s at a certain bit or data rate [closed]

digital-communications

Oct 9 '18 at 23:05 Fat32 20.5k

votes

answer

views

Complex filters used in analog domain [closed]

digital-communications

Oct 5 '18 at 18:17 Dan Boschen 13.6k

votes

answers

272

views

“Complex Matched Filter”

digital-communications matched-filter

Sep 15 '18 at 0:40 Dan Boschen 13.6k

votes

answer

views

Phase tracking in communication receivers [duplicate]

digital-communications

Jul 29 '18 at 5:50 Qasim Chaudhari 669

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28 Questions

Timing error detector used for symbol timing synchronization

ADC quantization +thermal noise

Does a matched filter really improve SNR?

The benefits of a fractionally spaced equalizer

Phase synchronization between 2 PLLs

Averaging out noise and SNR improvement

External frequency divider in a PLL

Symbol timing synchronization using a high sampling rate

Costa's loop questions, design, tracking and limitations

Frame acquisition vs symbol timing synchronization

BPSK signal that has not been pulse shaped by any filter

Signal bandwidth of an 802.15.4 signal at 2.4 GHz

Question about direct spread spectrum in 802.15.4 at 2.4 GHz

Bandwidth required to transmit a binary sequence

Correlating a sequence or a code with itself at QPSK symbol rate

Nyquist criterion for zero ISI in the frequency domain

Frequency domain vs time domain equalization

The meaning of correlating “Time Aligned” pseudo-random or walsh code sequences

Correlated phase noise and delay

Digital receivers for the reception of non pulse shaped signals [closed]

Phase demodulation vs frequency demodulation using a PLL

The notion of white and colored noise

Narrow band Interference affecting timing acquisition in spread spectrum communication systems

Using IFFT for the purpose of “Multiple Orthogonal Frequency Shift Keying”

Generation of a stream of data bits 0s and 1s at a certain bit or data rate [closed]

Complex filters used in analog domain [closed]

“Complex Matched Filter”

Phase tracking in communication receivers [duplicate]