H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
H03K5/01—Shaping pulses
H03K5/04—Shaping pulses by increasing duration; by decreasing duration
H03K5/06—Shaping pulses by increasing duration; by decreasing duration by the use of delay lines or other analogue delay elements
H03K5/065—Shaping pulses by increasing duration; by decreasing duration by the use of delay lines or other analogue delay elements using dispersive delay lines