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Crystal filter

A crystal filter is an electronic filter that uses quartz crystals for resonators. Quartz crystals are piezoelectric, so their mechanical… Expand
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Papers overview

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2013
2013
We propose an idea of using a convergent dipole wave at the aperture, radiated from a dipole at distance of z0, to produce a… Expand
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2011
2011
The transmission properties of one-dimensional photonic crystals (PCs) consisting of plasma and lossless dielectric have been… Expand
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2011
2011
We theoretically investigate and discuss an electrically tunable terahertz filter design and its optical switching properties… Expand
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2007
2007
We introduce and demonstrate a simple spectrophotometer system insensitive to input polarization and with strong potential for… Expand
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2005
2005
This paper describes a method to generate a wide dynamic range image (WDRI) with a liquid crystal filter. We have implemented a… Expand
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2004
2004
A metallic photonic crystal filter has been demonstrated at terahertz frequencies, with the passband tunable over the range of… Expand
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2003
2003
A tunable metallic photonic crystal filter with a mechanical tuning mechanism is demonstrated. The performance is predicted with… Expand
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1995
1995
We report on a new class of instrument for imaging spectral analysis, the tunable liquid crystal filter (LCTF). The LCTF is an… Expand
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1995
1995
We describe the first high-speed, continuously tunable liquid crystal optical filter suitable for wavelength division multiaccess… Expand
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1992
1992
The authors describe a new tunable wavelength-selective demultiplexer with a liquid crystal Fabry-Perot interferometer. The… Expand
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