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1. (WO2010123760) OPTICAL NETWORK TESTING

Pub. No.:    WO/2010/123760    International Application No.:    PCT/US2010/031330
Publication Date: Fri Oct 29 01:59:59 CEST 2010 International Filing Date: Sat Apr 17 01:59:59 CEST 2010
IPC: G02B 6/12
Applicants: VERIZON PATENT AND LICENSING INC.
Inventors: XIA, Tiejun J.
WELLBROCK, Glenn A.
Title: OPTICAL NETWORK TESTING
Abstract:
A method includes generating a test signal and modulating the test signal. The method may also include transmitting the test signal on an optical path, where the optical path may include a number of add-drop multiplexer devices and amplifiers. The method may also include receiving the test signal at a destination device and converting the received test signal into an electrical signal. The method may further include identifying a portion of the electrical signal that is associated with the modulated test signal.