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18 Questions

Views Newest Activity Votes

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answers

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Bandlimiting and OFDM spectrum - what is considered “bandlimited”?

Aug 18 '18 at 5:54 hotpaw2 29.1k

votes

answers

111

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Why is channel estimation done after synchronization and why does it work?

discrete-signals digital-communications software-defined-radio

Aug 5 '18 at 20:19 FourierFlux 129

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answer

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Symbol Timing recovery for modulation producing ISI

discrete-signals digital-communications estimation symbol-timing

Aug 14 at 1:01 Community♦ 1

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answer

102

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Equivalence of Maximum Likelihood (ML) and Discrete Fourier Transfrom (DFT) Peak Finding for Single Tone Estimation

fft discrete-signals estimation least-squares maximum-likelihood-estimation

Jun 27 at 9:50 Royi 9,848

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answers

views

Band Edge Filters

discrete-signals digital-communications digital-filters

Feb 8 at 0:52 FourierFlux 129

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answer

views

Where in the signal chain is Channel Equalization applied?

discrete-signals digital-communications signal-detection equalization multipath

Nov 7 '18 at 17:26 Ill-Conditioned Matrix 501

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answers

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How general are adaptive-filtering techniques? [closed]

discrete-signals digital-communications adaptive-filters control-systems adaptive-algorithms

Oct 3 '18 at 22:56 FourierFlux 129

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answers

287

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Carrier Frequency Offset, Rotating Constellation and Correlator

discrete-signals digital-communications frequency matched-filter constellation-diagram

Sep 4 '18 at 19:23 Jim Clay 11k

vote

answers

306

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Software PLL tracking of carrier frequency in bandlimited transmission

discrete-signals digital-communications pll

Aug 18 '18 at 1:03 Dan Boschen 11.3k

vote

answers

258

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Confused on application of Anti-Aliasing Filter

filters sampling reconstruction anti-aliasing-filter

Apr 17 '18 at 7:39 Olli Niemitalo 10k

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answer

views

ADC and Matched Filtering

discrete-signals digital-communications matched-filter stochastic

Sep 19 at 10:01 Community♦ 1

votes

answer

views

Matlab FFT not producing symmetric spectrum

fft discrete-signals fourier-transform dtft

Sep 10 at 22:04 Community♦ 1

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answers

views

PLL carrier recovery: intermediate versus baseband

discrete-signals digital-communications pll

Apr 19 at 12:58 Marcus Müller 13.7k

votes

answers

views

IFFT, negative frequencies and noncausal impulse

fft discrete-signals ifft digital-filters dtft

Apr 17 at 23:55 FourierFlux 129

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answers

views

Training Fractionally Spaced Channel Estimator and Equalizer

digital-communications estimation digital equalization

Feb 25 at 19:49 FourierFlux 129

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answers

127

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Demodulation in Rayleigh Flat Fading Channels

signal-analysis digital-communications demodulation fading-channel

Jan 18 at 8:01 Community♦ 1

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answer

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Confussion on roll-off factor, sampling time and Raised Cosine pulses.

discrete-signals digital-communications symbol-timing

Nov 10 '18 at 21:26 MBaz 9,758

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answers

273

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Applications of Power Spectral Density [closed]

fourier-transform power-spectral-density random-process stochastic

Mar 20 '18 at 5:42 robert bristow-johnson 12.7k

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18 Questions

Bandlimiting and OFDM spectrum - what is considered “bandlimited”?

Why is channel estimation done after synchronization and why does it work?

Symbol Timing recovery for modulation producing ISI

Equivalence of Maximum Likelihood (ML) and Discrete Fourier Transfrom (DFT) Peak Finding for Single Tone Estimation

Band Edge Filters

Where in the signal chain is Channel Equalization applied?

How general are adaptive-filtering techniques? [closed]

Carrier Frequency Offset, Rotating Constellation and Correlator

Software PLL tracking of carrier frequency in bandlimited transmission

Confused on application of Anti-Aliasing Filter

ADC and Matched Filtering

Matlab FFT not producing symmetric spectrum

PLL carrier recovery: intermediate versus baseband

IFFT, negative frequencies and noncausal impulse

Training Fractionally Spaced Channel Estimator and Equalizer

Demodulation in Rayleigh Flat Fading Channels

Confussion on roll-off factor, sampling time and Raised Cosine pulses.

Applications of Power Spectral Density [closed]