y(t) S x(t)
S dy dx
E, E E T1 T2 T1 T2 1 T 1 T 2 2 T 2 1 T 2 2 3 T 3 1 T 3 2...
V o R R R T V CC
P F A P g h
V ext V sin 2 S f S t V 1 V 2 V out sin 2 f S t
x 1 F k q K x q K k F d F x d V C o S l
i p K D P