Add everything but final circuit
This commit is contained in:
@@ -75,8 +75,8 @@
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height=0.75\textwidth,
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xlabel={$V_\text{BE}\ (\text{V})$},
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ylabel={$\mathit{s_\text{21}}\ (\text{dB})$},
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ytick={-50,-40,...,0,10},
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xtick={0.5,0.6,...,1.2},
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ytick={-50,-40,...,0,10},
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xtick={0.5,0.6,...,1.2},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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@@ -93,8 +93,8 @@
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height=0.75\textwidth,
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xlabel={$V_\text{BE}\ (\text{V})$},
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ylabel={$\mathit{NF}_\text{dsb}\ (\text{dB})$},
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ytick={0,10,...,60},
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xtick={0.5,0.6,...,1.2},
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ytick={0,10,...,60},
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xtick={0.5,0.6,...,1.2},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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@@ -109,7 +109,7 @@
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\vspace*{-2mm}
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\begin{itemize}
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\item Plotted for $f_\text{LO}=\SI{135}{GHz}, f_\text{RF}=\SI{140}{GHz}$
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\item Double-sideband noise figure (direct conversion mixer)
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\item Double-sideband noise figure $\mathit{NF}_\text{dsb}$ (direct conversion mixer)
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\item Chosen operating point: $V_\text{BE} = \SI{0.8}{V}$
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\end{itemize}
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\end{frame}
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@@ -162,9 +162,9 @@
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height=0.75\textwidth,
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xlabel={$I_\text{C}\ (\text{mA})$},
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ylabel={$\mathit{MAG}\ (\text{dB})$},
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grid,
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xtick={0,2,...,20},
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ytick={-15, -10, ..., 15},
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grid,
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xtick={0,2,...,20},
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ytick={-15, -10, ..., 15},
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]
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\addplot+[mark=none, line width=1pt]
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table[col sep=comma, x=IC, y=MaxGain]
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@@ -180,8 +180,8 @@
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height=0.75\textwidth,
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xlabel={$I_\text{C}\ (\text{mA})$},
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ylabel={$\mathit{NF}_\text{min}\ (\text{dB})$},
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xtick={0,2,...,20},
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ytick={0,2,...,16},
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xtick={0,2,...,20},
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ytick={0,2,...,16},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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@@ -217,7 +217,6 @@
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\item Exact value of supply voltage not crucial at this point
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\item S-parameter simulation: Examination of $\mathit{MAG}$ and $\mathit{NF}_\text{min}$
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\item \textbf{Note}: Adjustment with respect to linearity at the very end
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\item [TODO] Switch figure with correct one (add peaking inductance)
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\end{itemize}
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\end{itemize}
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\end{minipage}%
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@@ -225,7 +224,7 @@
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\vspace*{-5mm}
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\begin{figure}[H]
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\hspace*{2mm}%
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\includegraphics[width=1\textwidth]{res/simulation/Buffer.pdf}
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\includegraphics[width=1\textwidth]{res/simulation/Buffer_OP.pdf}
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\end{figure}
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\end{minipage}
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\end{frame}
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@@ -236,34 +235,47 @@
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\begin{figure}
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\centering
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\begin{subfigure}{0.5\textwidth}
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\centering
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\begin{tikzpicture}
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\begin{axis}[
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domain=-5:5,
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width=\textwidth,
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height=0.75\textwidth,
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samples=100,
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xlabel={$I_\text{C}\ (\text{mA})$},
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ylabel={$\mathit{MAG}\ (\text{dB})$},
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grid,
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xtick={0.5,1,...,5},
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ytick={-20, -15, ..., 20},
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]
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\addplot+[mark=none, line width=1pt]
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{ln(x)};
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table[col sep=comma, x=IC, y=MaxGain]
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{res/simulation/Buffer_OP_MaxGain_vs_IC.csv};
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\addplot[mark=*] coordinates {(3,8.231)} node[pin=-100:{Q}]{} ;
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\end{axis}
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\end{tikzpicture}
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\end{subfigure}%
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\begin{subfigure}{0.5\textwidth}
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\centering
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\begin{tikzpicture}
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\begin{axis}[
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domain=-.1:.1,
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width=\textwidth,
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height=0.75\textwidth,
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samples=100,
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xlabel={$I_\text{C}\ (\text{mA})$},
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ylabel={$\mathit{NF}_\text{min}\ (\text{dB})$},
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xtick={0.5,1,...,5},
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ytick={0,2,...,22},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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{tanh(deg(x))};
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table[col sep=comma, x=IC, y=NFmin]
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{res/simulation/Buffer_OP_NFmin_vs_IC.csv};
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\addplot[mark=*] coordinates {(3,3.419)} node[pin=100:{Q}]{} ;
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\end{axis}
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\end{tikzpicture}
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\end{subfigure}
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\end{figure}
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\begin{itemize}
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\item Plotted for $f_\text{IF} = \SI{20}{GHz}$
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\item Chosen operating point: $I_\text{C} = \SI{3}{mA}$
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\end{itemize}
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\end{frame}
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\begin{frame}
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@@ -299,7 +311,7 @@
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\begin{frame}
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\frametitle{Integration: SQuad \& TIA}
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\vspace*{-6mm}
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\vspace*{-6mm}
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\begin{figure}
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\begin{subfigure}{0.5\textwidth}
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\begin{tikzpicture}
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@@ -309,8 +321,8 @@
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ylabel={Conversion Gain (dB)},
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xlabel={$P_\text{LO}\ (\text{dBm})$},
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grid,
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xtick={-50,-40,...,10},
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ytick={-40,-30,...,10},
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xtick={-50,-40,...,10},
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ytick={-40,-30,...,10},
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]
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\addplot+[mark=none, line width=1pt]
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table[col sep=comma, x=LOPow, y=ConvGain]
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@@ -320,24 +332,25 @@
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\end{tikzpicture}
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\end{subfigure}%
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\begin{subfigure}{0.5\textwidth}
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\hspace*{2mm}
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\begin{tikzpicture}
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\begin{axis}[
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width=\textwidth,
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height=0.5\textwidth,
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ylabel={Conversion Gain (dB)},
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xlabel={$P_\text{RF}\ (\text{dBm})$},
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xtick={-60,-50,...,20},
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ytick={-20,-10,...,30},
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xlabel={$f_\text{RF}\ (\text{GHz})$},
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xtick={-110,-100,...,170},
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ytick={-10,-8,...,10},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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table[col sep=comma, x=RFPow, y=ConvGain]
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{res/simulation/INT_SQuad_TIA_ConvGain_vs_RFPow.csv};
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\node[scol2,circle,fill,inner sep=2pt] at (axis cs:-20,28.073) {};
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\addplot[mark=*] coordinates {(-20,28.073)} node[pin=-80:{$P_{\SI{1}{dB}}$}]{} ;
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table[col sep=comma, x=RFFreq, y=ConvGain]
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{res/simulation/INT_SQuad_TIA_ConvGain_vs_RFFreq.csv};
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\draw[dashed] (axis cs:135, 0) -- (axis cs:135,12);
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\node at (axis cs:147,1.25) {$f_\text{LO} = \SI{135}{GHz}$};
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\end{axis}
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\end{tikzpicture}
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\end{subfigure}
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\end{subfigure}%
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\begin{subfigure}{0.5\textwidth}
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\begin{tikzpicture}
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@@ -345,14 +358,34 @@
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width=\textwidth,
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height=0.5\textwidth,
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ylabel={Conversion Gain (dB)},
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xlabel={$f_\text{RF}\ (\text{GHz})$},
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xtick={-110,-100,...,170},
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ytick={-10,-8,...,10},
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xlabel={$P_\text{RF}\ (\text{dBm})$},
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xtick={-60,-50,...,20},
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ytick={-20,-10,...,30},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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table[col sep=comma, x=RFFreq, y=ConvGain]
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{res/simulation/INT_SQuad_TIA_ConvGain_vs_RFFreq.csv};
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table[col sep=comma, x=RFPow, y=ConvGain]
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{res/simulation/INT_SQuad_TIA_ConvGain_vs_RFPow.csv};
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\addplot[mark=*] coordinates {(-20,28.073)} node[pin=-80:{$P_{\SI{1}{dB}}$}]{} ;
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\end{axis}
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\end{tikzpicture}
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\end{subfigure}%
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\begin{subfigure}{0.5\textwidth}
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\begin{tikzpicture}
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\begin{axis}[
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width=\textwidth,
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height=0.5\textwidth,
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ylabel={$\mathit{NF}_\text{dsb}\ (\text{dB})$},
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xlabel={$f_\text{IF}\ (\text{GHz})$},
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xtick={0,5,...,30},
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ytick={9.4,9.6,...,10.8},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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table[col sep=comma, x=f, y=NF]
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{res/simulation/INT_SQuad_TIA_noise.csv};
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\draw[dashed] (axis cs:135, 0) -- (axis cs:135,12);
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\node at (axis cs:147,1.25) {$f_\text{LO} = \SI{135}{GHz}$};
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\end{axis}
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\end{tikzpicture}
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\end{subfigure}%
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@@ -362,17 +395,108 @@
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\begin{frame}
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\frametitle{Integration: SQuad, TIA \& Buffer}
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\begin{itemize}
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\item AC coupling $\rightarrow$ No redesign of bias circuitry required
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\end{itemize}
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\begin{minipage}{0.6\textwidth}
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\begin{itemize}
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\item DC coupling $\rightarrow$ Redesign of bias circuitry
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\item Supply voltage fixed to $\SI{2.5}{\volt}$
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\item Examination using Harmonic-Balance simulation:
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\begin{itemize}
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\item Conversion gain
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\item $\SI{1}{dB}$ compression point ($P_{\SI{1}{dB}}$)
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\end{itemize}
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\end{itemize}
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\end{minipage}%
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\begin{minipage}{0.4\textwidth}
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\vspace*{-5mm}
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\begin{figure}[H]
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\includegraphics[width=0.9\textwidth]{res/simulation/INT_Buffer.pdf}
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\end{figure}
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\end{minipage}
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\end{frame}
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\begin{frame}
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\frametitle{Integration: SQuad, TIA \& Buffer}
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\begin{itemize}
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\item [TODO] Plots
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\end{itemize}
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\vspace*{-6mm}
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\begin{figure}
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\begin{subfigure}{0.5\textwidth}
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\begin{tikzpicture}
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\begin{axis}[
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width=\textwidth,
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height=0.5\textwidth,
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ylabel={Conversion Gain (dB)},
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xlabel={$P_\text{LO}\ (\text{dBm})$},
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grid,
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xtick={-50,-40,...,10},
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ytick={-20,-10,...,40},
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]
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\addplot+[mark=none, line width=1pt]
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table[col sep=comma, x=LOPow, y=ConvGain]
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{res/simulation/INT_Buffer_ConvGain_vs_LOPow.csv};
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\addplot[mark=*] coordinates {(-5,37.774)} node[pin=-100:{OP}]{} ;
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\end{axis}
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\end{tikzpicture}
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\end{subfigure}%
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\begin{subfigure}{0.5\textwidth}
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\hspace{2mm}
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\begin{tikzpicture}
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\begin{axis}[
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width=\textwidth,
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height=0.5\textwidth,
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ylabel={Conversion Gain (dB)},
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xlabel={$f_\text{RF}\ (\text{GHz})$},
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xtick={-110,-100,...,170},
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ytick={20,22,...,40},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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table[col sep=comma, x=RFFreq, y=ConvGain]
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{res/simulation/INT_Buffer_ConvGain_vs_RFFreq.csv};
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\draw[dashed] (axis cs:135, 30) -- (axis cs:135,40);
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\node at (axis cs:147,33) {$f_\text{LO} = \SI{135}{GHz}$};
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\end{axis}
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\end{tikzpicture}
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\end{subfigure}%
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\begin{subfigure}{0.5\textwidth}
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\hspace{1.5mm}
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\begin{tikzpicture}
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\begin{axis}[
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width=\textwidth,
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height=0.5\textwidth,
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ylabel={Conversion Gain (dB)},
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xlabel={$P_\text{RF}\ (\text{dBm})$},
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xtick={-60,-50,...,20},
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ytick={-10,0,...,40},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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table[col sep=comma, x=RFPow, y=ConvGain]
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{res/simulation/INT_Buffer_ConvGain_vs_RFPow.csv};
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\addplot[mark=*] coordinates {(-40,37.774)} node[pin=-80:{$P_{\SI{1}{dB}}$}]{} ;
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\end{axis}
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\end{tikzpicture}
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\end{subfigure}%
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\begin{subfigure}{0.5\textwidth}
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\begin{tikzpicture}
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\begin{axis}[
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width=\textwidth,
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height=0.5\textwidth,
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ylabel={$\mathit{NF}_\text{dsb}\ (\text{dB})$},
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xlabel={$f_\text{IF}\ (\text{GHz})$},
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xtick={0,5,...,30},
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ytick={9.4,9.6,...,10.8},
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grid,
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]
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\addplot+[mark=none, line width=1pt]
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table[col sep=comma, x=f, y=NF]
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{res/simulation/INT_Buffer_noise.csv};
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\draw[dashed] (axis cs:135, 0) -- (axis cs:135,12);
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\node at (axis cs:147,1.25) {$f_\text{LO} = \SI{135}{GHz}$};
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\end{axis}
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\end{tikzpicture}
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\end{subfigure}%
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\end{figure}
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\end{frame}
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\begin{frame}
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@@ -1,16 +1,28 @@
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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\section{Conclusion}
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\section{Discussion \& Conclusion}
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\begin{frame}
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\frametitle{Conclusion}
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\frametitle{Discussion \& Conclusion}
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\begin{itemize}
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\item Removal of $g_\text{m}$ stage of Gilbert cell for more voltage headroom
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\item Usage of high bandwidth TIA and inductive peaking
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\item Differential to single-ended conversion for dense chip-to-package transition
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\item [TODO] Applications of proposed design (why specifically 5G?)
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\item Mixer structure
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\begin{itemize}
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\item [TODO] Are BiCMOS devices, e.g., particularly cheap or easily scalable?
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\item Removal of $g_\text{m}$ stage of Gilbert cell $\rightarrow$ more voltage headroom
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\item High bandwidth TIA and inductive peaking $\rightarrow$ high bandwidth
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\item Differential to single-ended conversion $\rightarrow$ dense chip-to-package transition
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\end{itemize}
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\bigskip
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\item Own simulations
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\begin{itemize}
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\item Much higher conversion gain $\leftarrow$ technology with higher $f_\text{t}$ and $f_\text{max}$, no stability considerations
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\end{itemize}
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\bigskip
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\item Applications of this design
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\begin{itemize}
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\item [TODO] Applications of proposed design (why specifically 5G?)
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\begin{itemize}
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\item [TODO] Are BiCMOS devices, e.g., particularly cheap or easily scalable?
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\end{itemize}
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\end{itemize}
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\end{itemize}
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\end{frame}
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Reference in New Issue
Block a user