Automatic dispersion compensation device and compensation...

Automatic raman gain and tilt control for...

Band optical add/drop multiplexing

Band optical add/drop multiplexing

Banded semiconductor optical amplifiers and waveblockers

Bi-directional long haul/ultra long haul optical...

Bi-directional long haul/ultra long haul optical...

Bi-directional optical add/drop multiplexer for WDM optical...

Bi-directional optical cross-connect device

Bidirectional add/drop multiplexer

Bidirectional multichannel optical telecommunication system

Bidirectional optical add-drop multiplexer

Bidirectional optical amplifying apparatus and optical gain...

Bidirectional optical networks

Bidirectional optical signal multiplexer/demultiplexer

Bidirectional router and a method of bidirectional...

Bidirectionally transmittable optical wavelength division...

BPSR optical transmission node

Broad temperature WDM transmitters and receivers for coarse...

Broadband amplified WDM ring