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Diffstat (limited to 'chapter06')
| -rw-r--r-- | chapter06/content_ch06.tex | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/chapter06/content_ch06.tex b/chapter06/content_ch06.tex index 03da595..a9597f0 100644 --- a/chapter06/content_ch06.tex +++ b/chapter06/content_ch06.tex @@ -569,6 +569,7 @@ The \ac{LO} generates both a cos-signal and a \SI{90}{\degree}-phase-shifted sin \begin{itemize} \item Signals at lower sampling rates require less computation time and memory (software), or lower hardware complexity (less logic gates). The power consumption is reduced. \item The \ac{ADC} can be operated at maximum sampling rate. The signal is oversampled. Down-sampling provides processing gain and enhances the receiver performance. + %TODO \item Implementing the timing recovery \end{itemize} \subsection{Down-sampling} @@ -605,6 +606,8 @@ Down-sampling is in fact the sampling of an already sampled time-discrete signal \end{itemize} \end{itemize} +%TODO Sampling phase (timing) must be considered. + \begin{figure}[H] \centering @@ -1225,6 +1228,8 @@ The bandwidth of the interpolation filter shall be less or equal to the input si % %\todo{CIC filter} +%TODO Rational (fractional) resampling + \section{Fast Fourier Transform} In Chapter 4, we have learnt about the \ac{DFT} and how it can be used in digital systems by periodic continuation and windowing. |