Tuneable phase shfter and/or attenuator

The invention relates to a tuneable phase shifter and/or attenuator comprising a waveguide having a channel and a piece of photo-responsive material (18) disposed within the waveguide along an internal wall of said channel, a light source disposed outside the waveguide to emit light through an apert...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	CASTIGLIONE DARIO C.,DEIAS LUISA,EDERRA-URZAINQUIINIGO,HASKETT DAVID B.,JENKINS DEREL,LAISNE ALEXANDRE VINCENT S. B.,MCCALDEN ALEC J.,O'NEIL JAMES P.,TENIENTE-VALLINAS JORGE,VAN DE WATER FRANK,ZINN A
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE WAVEGUIDES
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Beschreibung
Zusammenfassung:	The invention relates to a tuneable phase shifter and/or attenuator comprising a waveguide having a channel and a piece of photo-responsive material (18) disposed within the waveguide along an internal wall of said channel, a light source disposed outside the waveguide to emit light through an aperture (30) of said internal wall to impinge on at least part of an outside surface of said piece of photo-responsive material (18).