Optical transmission equipment and supervisory system thereof

Passive phasing of fiber amplifiers

Raman, pump power control for gain flattening

Reconfigurable optical amplifier, reversible optical...

Self-reference locking of optical coherence by...

Self-referenced locking of optical coherence by...

Shared variable gain amplifier for WDM channel equalization

System and method for coherent beam combination

System and method for increasing capacity of undersea cables

System and method for per-band optical amplification

Technique for polarization locking optical outputs

Two fiber support with single optical amplifier

Ultra-wide bandwidth optical amplifier

Variable focal length constant magnification lens assembly

WDM fiber amplifiers using sampled bragg gratings

Wide band erbium-doped fiber amplifier (EDFA)

Wide band erbium-doped fiber amplifier (EDFA)

Wide band erbium-doped fiber amplifier with gain enhancement

Wide band erbium-doped fiber amplifier with gain enhancement

Wide band optical amplifier