Optical network monitor

Optical network terminal agent

Optical network unit of ethernet passive optical network and...

Optical performance monitor using co-located switchable...

Optical performance monitoring apparatus for a WDM optical...

Optical performance monitoring device

Optical polarization division multiplexing in optical...

Optical power management in an optical network

Optical power measurement apparatus and optical power...

Optical power transient monitor

Optical pulse characterization using phase modulation

Optical sampling using intermediate second harmonic...

Optical signal monitoring system and optical signal...

Optical signal quality monitoring apparatus and method

Optical signal quality supervisory device

Optical signal sampling apparatus and method and optical...

Optical switch and a control method thereof

Optical switch and optical waveform monitoring apparatus

Optical transceiver amplifier

Optical transceiver using heterodyne detection and a...