Optical correlator with fully complex liquid crystal filter

Philip M. Birch; Rupert C. D. Young; David M. Budgett; Triantafillos Koukoulas; Gongde Li; Frederic Claret-Tournier; Christopher R. Chatwin

doi:10.1117/12.386854

24 May 2000 Optical correlator with fully complex liquid crystal filter

Philip M. Birch, Rupert C. D. Young, David M. Budgett, Triantafillos Koukoulas, Gongde Li, Frederic Claret-Tournier, Christopher R. Chatwin

Author Affiliations +

Proceedings Volume 4089, Optics in Computing 2000; (2000) https://doi.org/10.1117/12.386854
Event: 2000 International Topical Meeting on Optics in Computing (OC2000), 2000, Quebec City, Canada

Abstract

A fully complex filter is discussed using a Boulder Nonlinear Systems Smectic A* liquid crystal spatial light modulator. Each pixel is capable of both analogue amplitude modulation and binary phase modulation. Two pixels are used together in a macro pixel giving full complex modulation.

Citation Download Citation

Philip M. Birch, Rupert C. D. Young, David M. Budgett, Triantafillos Koukoulas, Gongde Li, Frederic Claret-Tournier, and Christopher R. Chatwin "Optical correlator with fully complex liquid crystal filter", Proc. SPIE 4089, Optics in Computing 2000, (24 May 2000); https://doi.org/10.1117/12.386854

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