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
Broadband light source using fabry perot laser diodes
Burst optical communication apparatus