Commit ef6d349d4f87d1d51e38e397728bdc2d5b67e390

Authored by jfriedt
Exists in master

ajouts suite a discussion avec Arthur

Showing 1 changed file Side-by-side Diff

... ... @@ -72,12 +72,12 @@
72 72 \setlength{\itemsep}{0pt}%
73 73 \setlength{\parskip}{0pt}%
74 74 \item
75   -{\bf Digital phase noise characterization}: flexibility (software defined local
  75 +{\bf Digital phase noise characterization}: flexibility (software defined local
76 76 oscillator),\\ stability (no long term drift), reconfigurabilty
77 77 $\Rightarrow$ {\bf software defined radio} oscillator \\
78 78 phase noise characterization
79 79 \item analog to digital conversion of radiofrequency signal, software
80   -defined local oscillator,
  80 +defined local oscillator,
81 81 mixer and {\bf low pass filter}
82 82 \item low pass filter uses most resources and introduces latency (phase delay
83 83 in feedback loop): needs to be optimized
... ... @@ -117,8 +117,8 @@
117 117 \textbf{2. Alternative way (our focus):}\\
118 118 Chain of small filters
119 119 \begin{itemize}[label=$\Rightarrow$, noitemsep, nolistsep]
120   - {\color{Green}\item Great rejection}
121   - {\color{Green}\item Consume less resources on FPGA}
  120 + {\color{Green}\item Fewer resource consumption on FPGA}
  121 + {\color{Green}\item Greater rejection}
122 122 {\color{Red}\item Harder way to design filter}
123 123 \end{itemize}
124 124 % \end{enumerate}
... ... @@ -129,7 +129,7 @@
129 129  
130 130 The 2\textsuperscript{nd} way could be considered as an optimization problem:
131 131 \begin{itemize}[noitemsep,nolistsep]
132   - \item One or many {\bf performance criteria} (rejection, noise,
  132 + \item One or many {\bf performance criteria} (rejection, noise,
133 133 throughput...)
134 134 \item Limited {\bf resources} (area on FPGA) \hfill {\bf each FIR outputs} $y_n=\sum_{k=0}^{N_i}
135 135 \underbrace{b_{i_k}}_{c_i\mbox{ \footnotesize bits}}\times x_{n-k}$
... ... @@ -143,7 +143,7 @@
143 143 \vspace{.1cm}
144 144 %\parbox{.60\linewidth}{
145 145 % \begin{enumerate}[noitemsep,nolistsep]
146   -% \item
  146 +% \item
147 147 \noindent
148 148 % \item
149 149 % \item
... ... @@ -195,7 +195,7 @@
195 195 {Criterion=max value of rejection}
196 196 \end{minipage}
197 197 \vspace{0.4cm}
198   - \item {\bf Rejection}: the last configuration is better than the first but worse
  198 + \item {\bf Rejection}: the last configuration is better than the first one but worse
199 199 than the monolithic filter
200 200 \item Resource {\bf consumption} assessed by {\bf synthesizing designs in Vivado} (2017): filter cascade uses less
201 201 resources than a single monolithic filter (too large to fit in Zedboard's Zynq 7020)