Wavelength separation optical device and multiple wavelength...

Wavelength shifting and optical switching

Wavelength sorter and its application to planarized dynamic wave

Wavelength specific operations in optical systems

Wavelength stabilized light source

Wavelength stabilized planar waveguide optical devices...

Wavelength switch with independent channel equalization

Wavelength tunable demultiplexing filter device, wavelength...

Wavelength tunable optical filter

Wavelength-division multiplexing optical communication apparatus

Wavelength-division multiplexing optical transmission system

Wavelength-division-multiplexing programmable add/drop using int

Wavelength-multiplexing optical transmission system provided wit

WDM channel equalization and control

WDM filter

WDM multiplexer

WDM Multiplexer-Demultiplexer using fabry-perot filter array

WDM optical fiber communication system with improved dispersion

WDM optical transmitter

WDM ring interconnection