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— |
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Ultrasonic pressure sensor and method of operating the same |
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Techniques for writing and reading data on an optical disk which include formation of holographic optical gratings in plural locations on the optical disk |
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Dispersion-compensated optical wavelength router |
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2004-10-26 |
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Optical interferometer for demultiplexing an optical signal |
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Compact tunable optical wavelength interleaver |
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2002-12-24 |
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Optical wavelength router based on polarization interferometer |
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2002-09-24 |
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2001-08-07 |
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Optical wavelength router based on polarization interferometer |
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2001-06-05 |
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Solid state holographic memory |
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2000-06-13 |
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1999-11-09 |
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1998-08-18 |
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Method and apparatus for photorefractive pirouette display and processing of analog signals |
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1997-03-18 |
