Patent ID: 11923893
Assignee: AT&T INTELLECTUAL PROPERTY I, L.P.
Field: Telecommunications (Electrical engineering)
Classification: CPC H | IPC H

Claim 15:
16. A method comprising:
receiving an optical signal at an input port of an optical device to obtain a received optical signal, the optical device dividing the received optical signal into a plurality of divided optical signal portions and applying a plurality of distinguishable delays to the plurality of divided optical signal portions, wherein the plurality of divided optical signal portions are delayed according to the plurality of distinguishable delays to obtain a plurality of distinctly delayed, divided optical signal portions; and
forwarding the plurality of distinctly delayed, divided optical signal portions towards a plurality of passive optical network (PON) segments via a plurality of output ports, the distinguishable delays facilitating associations of the plurality of PON segments to the plurality of output ports based on optical time domain reflectometry (OTDR) measurements obtained via the input port.