Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Node apparatus, optical wavelength division multiplexing network, and system switching method

Node apparatus, optical wavelength division multiplexing network, and system switching method

US Patent 7164861 · Granted Jan 16, 2007

Estimated economic value: $5,594,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Power system2025
Power and communications network convergence system, and control method therein2023
Multistage switch control circuit2011
Optical wavelength multiplexing access system2011
Optical communication light source unit and wavelength monitoring control method2011
Optical wavelength division multiplexing access system2009
Optical modulation apparatus2009
Optical module and method for monitoring and controlling wavelengths2008
Node apparatus, optical wavelength division multiplexing network, and system swi2008
Node apparatus, optical wavelength division multiplexing network, and system swi2008
Node apparatus, optical wavelength division multiplexing network, and system swi2008
Optical wavelength-division multiple access system and optical network unit2008