Saturable light absorber structure and a device...

Scalable optical demultiplexing arrangement for wide band...

Secure analog communication system using time and wavelength...

Selected-wavelength tuning filter and optical add/drop...

Self checking optical add drop multiplexer

Self-adjustable tunable filter

Self-adjusting optical add-drop multiplexer and optical...

Self-adjusting optical add-drop multiplexer and optical...

Setting up a circuit in a network

Signal identification method

Signal transmission method in WDM transmission system, and...

Simple fibre channel speed negotiation across transport

Single channel four-port group delay compensation equalizer

Single fibre bidirectional optical transmission system and...

Single lens multiple light source device

Stabilized optical pulse generator

Stackable WDM arrangement

Suppression of four-wave mixing in ultra dense WDM optical...

Suppression of four-wave mixing in ultra dense WDM optical...

Suppression of four-wave mixing in ultra dense WDM optical...