\medskip
\begin{center}
\begin{texdraw}

\drawdim in \linewd 0.015 \setunitscale 0.65
\arrowheadtype t:W
\arrowheadsize l:0.16 w:0.08


%begin arrow
\move(0.01 -0.53)
\avec(6.64 -0.53)
%end arrow

%begin line
\move(2.57 -0.58)
\lvec(3.59 -0.58)
%end line

%begin line
\move(2.57 -0.48)
\lvec(3.59 -0.48)
%end line

%begin line
\move(2.58 -0.53)
\lvec(3.60 -0.53)
%end line

%begin line
\move(2.57 -0.42)
\lvec(2.57 -0.64)
%end line

%begin line
\move(3.59 -0.42)
\lvec(3.59 -0.64)
%end line

%begin line
\move(4.61 -0.58)
\lvec(5.63 -0.58)
%end line

%begin line
\move(4.61 -0.48)
\lvec(5.63 -0.48)
%end line

%begin line
\move(4.62 -0.53)
\lvec(5.64 -0.53)
%end line

%begin line
\move(4.61 -0.42)
\lvec(4.61 -0.64)
%end line

%begin line
\move(5.63 -0.42)
\lvec(5.63 -0.64)
%end line

%begin line
\move(0.53 -0.58)
\lvec(1.55 -0.58)
%end line

%begin line
\move(0.53 -0.48)
\lvec(1.55 -0.48)
%end line

%begin line
\move(0.54 -0.53)
\lvec(1.56 -0.53)
%end line

%begin line
\move(0.53 -0.42)
\lvec(0.53 -0.64)
%end line

%begin line
\move(1.55 -0.42)
\lvec(1.55 -0.64)
%end line
%begin textrectangle
\textref h:C v:C
\htext (0.21 -0.16){$\Hyp_{0}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (1.03 -0.16){$\Hyp_{1}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (3.08 -0.16){$\Hyp_{1}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (5.12 -0.16){$\Hyp_{1}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (2.05 -0.16){$\Hyp_{0}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (4.08 -0.16){$\Hyp_{0}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (6.14 -0.16){$\Hyp_{0}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (2.58 -0.91){$t_k^{\mathrm{on}}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (3.59 -0.91){$t_k^{\mathrm{off}}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (5.62 -0.91){$t_{k+1}^{\mathrm{off}}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (1.54 -0.91){$t_{k-1}^{\mathrm{off}}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (0.53 -0.91){$t_{k-1}^{\mathrm{on}}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (4.61 -0.91){$t_{k+1}^{\mathrm{on}}$}
%end textrectangle
%begin textrectangle
\textref h:C v:C
\htext (6.40 -0.80){time}
%end textrectangle
\end{texdraw}
\end{center}