abstract.pmd_fiber

pmd_fiber(
    *,
    length_km: Annotated[float, exclusiveMinimum=0, units='km'] = 80.0,
    pmd: Annotated[float, minimum=0, units='ps/√km'] = 0.1,
    segments: Annotated[int, exclusiveMinimum=0] = 30,
    seed: int | None = None,
) -> photonforge.Component

Two-port, two-mode component carrying only the PMD of a fiber span.

Args

• length_km: Fibre length.
• pmd: Mean DGD per root kilometre.
• segments: Number of coarse steps.
• seed: Selects the realization.

Returns

Two-port component with two modes per port.