Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Method and apparatus for optical add/drop multiplexing in optical networks

Method and apparatus for optical add/drop multiplexing in optical networks

US Patent 7139486 · Granted Nov 21, 2006

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Protection of channel connections in an optical network2023
Method to route packets in a distributed direct interconnect network2022
Near-real-time and real-time communications2021
Protection of channel connections in an optical network2020
Method to route packets in a distributed direct interconnect network2020
Method and apparatus to manage the direct interconnect switch wiring and growth 2019
Near-real-time and real-time communications2019
Method to route packets in a distributed direct interconnect network2018
Method and apparatus to manage the direct interconnect switch wiring and growth 2018
In-band optical signal-to-noise ratio measurement2016
In-band optical signal-to-noise ratio measurement2016
Apparatus and method for improving the tolerance of tone-based optical channel m2011