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| Number | Title | Issue Date |
| 7068688 | Electro-optic Q-switch An electro-optic Q-switch for generating sequence of laser pulses was disclosed. The Q-switch comprises a quadratic electro-optic material and is connected with an electronic unit generating a radio frequency wave with positive and negative pulses alternatively. The... | 06/27/2006 |
| 6798550 | Spatial light modulator A modulator formed with a solid state electro-optic material having a pixellated structure interconnected to a circuit on a semiconductor substrate. Silicon CMOS integrated circuit that can include random access memories (RAMs) are used as a substrate and int... | 09/28/2004 |
| 6522456 | Dynamic optical filter An apparatus and method for filtering an optical input is disclosed. In an illustrative embodiment, an optical input is split into polarization components along separate paths. The polarization components are then fed into a first electro-optic device tha... | 02/18/2003 |
| 6498549 | Dual-tuning microwave devices using ferroelectric/ferrite layers A ferroelectric layer is deposited or in close proximity to a ferromagnetic ferrite layer to make a microwave substrate on which conductors can be deposited or placed to make devices. The permittivity of the ferroelectric layer can be changed by applying ... | 12/24/2002 |
| 6404538 | High-speed electro-optic modulator An optical modulator is provided to control the intensity of a transmitted or reflected light. In a transmission mode, a separator splits arbitrarily polarized light into two polarization rays and one is made to travel a separate path from the other. A re... | 06/11/2002 |
| 6330097 | High-speed electro-optic modulator An optical modulator is provided to control the intensity of a transmitted or reflected light. In a transmission mode, a separator splits arbitrarily polarized light into two polarization rays and one is made to travel a separate path from the other. A re... | 12/11/2001 |
| 6229934 | High-speed low-loss fiber-optic switches The invention provides a fiber-optic 2×2 switch using a dual-fiber 50:50 input coupler and a dual-fiber 50:50 output coupler. One fiber from each coupler makes contact to an inner transparent electrode on a planar layer of electro-optic material and the ... | 05/08/2001 |
| 6175667 | High-speed polarization-insensitive electro-optic modulator There is provided a device for use with fiber-optic cables for polarization insensitive amplitude modulation of light comprising a planar electro-optic layer with a reflective conductive mirror electrode on one side and a pair of transparent conductive el... | 01/16/2001 |
| 6137619 | High-speed electro-optic modulator An optical modulator is provided to control the intensity of a transmitted or reflected light. In a transmission mode, a separator splits arbitrarily polarized light into two polarization rays and one is made to travel a separate path from the other. A re... | 10/24/2000 |
| 6060433 | Method of making a microwave device having a polycrystalline ferrite substrate The invention provides a structure comprising a high temperature superconducting layer deposited on a ceramic polycrystalline ferrite plate suitable for making commercial microwave devices. In one embodiment, the high temperature superconductor is yttrium... | 05/09/2000 |
| 5742073 | Superconducting weak link array switch The present invention provides a superconducting switch which has a substrate base and a control line patterned thereon. A buffer layer is deposited on top of these and then a superconducting material is deposited and then patterned wherein the supercondu... | 04/21/1998 |
