Liquid-crystal microwave phase shifter

Daniel Dolfi; Michele Labeyrie; Pascal Joffre; Jean-Pierre Huignard

doi:10.1117/12.177421

10 June 1994 Liquid-crystal microwave phase shifter

Daniel Dolfi, Michele Labeyrie, Pascal Joffre, Jean-Pierre Huignard

Author Affiliations +

Proceedings Volume 2155, Optoelectronic Signal Processing for Phased-Array Antennas IV; (1994) https://doi.org/10.1117/12.177421
Event: OE/LASE '94, 1994, Los Angeles, CA, United States

Abstract

We experimentally demonstrate the phase shift of a microwave signal using the electrically controlled birefringence of a liquid crystal. A phase shift of 20 degrees at 10.5 GHz for an interaction length of 4 cm and an applied voltage of 16 V is obtained.

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Daniel Dolfi, Michele Labeyrie, Pascal Joffre, and Jean-Pierre Huignard "Liquid-crystal microwave phase shifter", Proc. SPIE 2155, Optoelectronic Signal Processing for Phased-Array Antennas IV, (10 June 1994); https://doi.org/10.1117/12.177421

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