Lewis Kelsey
  • Member for 3 years, 2 months
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  • United Kingdom
4 answers
2 votes
486 views
Are capacity and spectral efficiency identical for a dicrete-time digital signal?
3 answers
1 votes
96 views
2 bookmarks
How are the reflections in a quarter wavelength transformer dealt with in signal processing?
0 answers
1 votes
66 views
Why does carrier frequency offset (CFO) cause carrier phase error (CPE)?
2 answers
1 votes
80 views
Isn't the rect pulse filter implicit at the transmitter?
1 answers
1 votes
88 views
Why do I keep seeing this equation for $E_b/N_0$
1 answers
1 votes
641 views
How is signal to noise ratio actually measured by receiver equipment?
3 answers
1 votes
631 views
If a square wave is a sum of odd harmonic impulses, why is it continuous in the frequency domain?
1 answers
1 votes
455 views
Visualising OFDM subcarriers in the frequency domain
0 answers
0 votes
33 views
At what bandwidth does BPSK become totally unreliable?
2 answers
0 votes
111 views
How does companding compress dynamic range?
0 answers
0 votes
74 views
Why are some Shannon's limit plots exponential rather than logarithmic?
1 answers
0 votes
46 views
Why do we need to 'estimate' the PSD
1 answers
0 votes
315 views
Ambiguity in the IFFT process in OFDM
1 answers
0 votes
28 views
Mathematical relationship between phase modulated (PM) signal and the complex phase/magnitude of the frequency component at the carrier frequency?
1 answers
0 votes
119 views
Why does fine CFO cause rotation of the constellation?
2 answers
0 votes
64 views
What specifically does PCM refer to?
0 answers
0 votes
50 views
Why is the noise on an eye diagram not in the centre i.e. at 0?