Tuneable phase shifter and/or attenuator using photoresponsive-material in a waveguide

Tuneable phase shifter and/or attenuator using photoresponsive-material in a waveguide

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 ape...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DEIAS LUISA, MCCALDEN ALEC JOHN, DE MAAGT PETER, LAISNE ALEXANDRE VINCENT SAMUEL BERNARD, MANN CHRIS, ZINN ALFRED A, EDERRA-URZAINQUI INIGO, CASTIGLIONE DARIO CALOGERO, TENIENTE-VALLINAS JORGE, O'NEIL JAMES PETER, HASKETT DAVID BRIAN, VAN DE WATER FRANK, JENKINS DEREK
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 ).