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| Number | Title | Issue Date |
| 7460293 | Display system One embodiment of a display system includes a first array that defines multiple reflective devices each movable between an inactive position to reflect light to a light dump and an active position to reflect light to an imaging region, a second array that defines mu... | 12/02/2008 |
| 7371804 | Monomers and polymers for optical elements Compositions comprising a matrix polymer and a mixture of monomers are used for making polymer mixtures containing the matrix polymer and a second polymer formed from the monomer mixture. Preferably, the matrix polymer comprises a polyester, polystyrene, polyacrylat... | 05/13/2008 |
| 7370185 | Self-packaged optical interference display device having anti-stiction bumps, integral micro-lens, and reflection-absorbing layers An electronic device of an embodiment of the invention is disclosed that at least partially displays a pixel of a display image. The device includes a first reflector and a second reflector defining an optical cavity therebetween that is selective of a visible wavel... | 05/06/2008 |
| 7359106 | Diffractive light modulator having continuously deformable surface A light modulator and a method of manufacturing the same are provided having a continuously deformable optical surface. Generally, the modulator includes a substrate, a membrane disposed above and spaced apart from an upper surface of the substrate, the membrane hav... | 04/15/2008 |
| 7355782 | Systems and methods of controlling micro-electromechanical devices An interference modulator (Imod) incorporates anti-reflection coatings and/or micro-fabricated supplemental lighting sources. An efficient drive scheme is provided for matrix addressed arrays of IMods or other micromechanical devices. An improved color scheme provid... | 04/08/2008 |
| 7339714 | Variable blazed grating based signal processing A light processing system includes an array of optical signal processing devices. The array of processing devices are operable to receive at least some of a first signal part and to modulate the first signal part based at least in part on a control signal received f... | 03/04/2008 |
| 7286764 | Reconfigurable modulator-based optical add-and-drop multiplexer An optical add and drop multiplexer system comprising a first module for providing a first signal; a second module for providing a second signal; and a modulator for receiving a channel of the first signal at a first location, the first location configured to actuat... | 10/23/2007 |
| 7268933 | Discharge of MEM devices having charge induced via focused beam to enter different states An apparatus includes micro-electromechanical (MEM) devices, a charge source, and a discharge mechanism. Each MEM device has different states based on a charged induced thereon. The charge source is to induce the charge thereon such that the MEM devices each enter o... | 09/11/2007 |
| 7230756 | Integrated optical system for endoscopes and the like Optical systems for endoscopes, borescopes, dental scopes, and the like which are characterized by having three groups of lenses of positive optical power and an external entrance pupil. Typically, all three groups of lenses are displaced from the pupil and focal pl... | 06/12/2007 |
| 7221497 | Optical interference pixel display An electronic device of an embodiment of the invention is for at least partially displaying a pixel of a displayable image. The electronic device includes a first reflector and a second reflector that define an optical cavity therebetween, and which is selective of ... | 05/22/2007 |
| 7177081 | High contrast grating light valve type device A grating light valve has with a plurality of spaced reflective ribbons are spatially arranged over a substrate with reflective surfaces. The grating light valve is configured to optimized the conditions for constructive and destructive interference with an incident... | 02/13/2007 |
| 7164524 | Optical microelectromechanical device and fabrication method thereof An optical microelectromechanical (MEMS) device includes a conductive layer, a dielectric layer, a reflective layer and a plurality of supporters between the dielectric layer and reflective layer. The supporters are tapers, or inversed tapers, having an acute angle,... | 01/16/2007 |
| 7158281 | MEMs device with feedback control A MEMS device includes at least one movable member and an active device having at least one property affected by the location of the movable member with respect to the active device. A control circuit is used to limit movement of the movable member based on observat... | 01/02/2007 |
| 7145711 | Micromirror systems with electrodes configured for sequential mirror attraction Micromirror devices, especially for use in digital projection are disclosed. Other applications are contemplated as well. The devices employ a superstructure that includes a mirror supported over a hinge set above a substructure. Various improvements to the superstr... | 12/05/2006 |
| 7145704 | Optical logic gate based optical router A switching element capable of being used in an optical processing device includes an optical signal separator operable to separate a multiple wavelength optical signal into one or more optical signal wavelengths. The switching element further includes a plurality o... | 12/05/2006 |
| 7142347 | Method and system for processing photonic systems using semiconductor devices An optical processing system includes an amplifier, a receiving device, an electronic processor, and a transmitting device. The receiving device includes a first wave-guide based router and an array of detectors. The array of detectors receives the first optical sig... | 11/28/2006 |
| 7126741 | Light modulator assembly A light modulator assembly includes a substrate, a micro-electro mechanical semiconductor device (MEMS device) formed on the substrate, and a temperature control device coupled to the substrate and configured to maintain the MEMS device at or above an elevated thres... | 10/24/2006 |
| 7085035 | Display apparatus with improved contrast ratio Disclosed herein is a micromirror-based display system having an improved contrast ratio with the deflection of the micromirrors accomplished through one addressing electrode associate with the micromirror. ... | 08/01/2006 |
| 7081928 | Optical system for full color, video projector using single light valve with plural sub-pixel reflectors A full color video projector system using a light source and a single light valve. The output of the light source passes through a condenser lens. The lens is directed toward a splayed array of red, green, and blue dichroic reflector color filters. The reflected thr... | 07/25/2006 |
| 7075593 | Electron-beam-addressed active-matrix spatial light modulator A spatial light modulator contains a substrate (90), a plurality of overlying liquid-crystal cells (202), a plurality of respectively corresponding transistors (204), an electron-beam system (400 and 500), and a control component (... | 07/11/2006 |
| 7072093 | Optical interference pixel display with charge control An electronic device of an embodiment of the invention is for at least partially displaying a pixel of a displayable image. The electronic device includes a first reflector and a second reflector that define an optical cavity therebetween, and which is selective of ... | 07/04/2006 |
| 7068372 | MEMS interferometer-based reconfigurable optical add-and-drop multiplexor The interferometer comprises a beam splitter, a mirror and a phase modulator. The beam splitter splits a signal into a first portion and a second portion. The mirror reflects the first portion. The first portion includes an optical path length, which is fixed. The p... | 06/27/2006 |
| 7061660 | MEMs device with feedback control A MEMS device includes at least one movable member and an active device having at least one property affected by the location of the movable member with respect to the active device. A control circuit is used to limit movement of the movable member based on observat... | 06/13/2006 |
| 7057819 | High contrast tilting ribbon blazed grating The light modulator includes elongated elements and a support structure coupled to the elongated elements. Each element includes one or more lengthwise slits within an active optical area, and a light reflective planar surface with the light reflective planar surfac... | 06/06/2006 |
| 7054515 | Diffractive light modulator-based dynamic equalizer with integrated spectral monitor An integrated device of the present invention comprises free-space optics, a bi-directional multiplexor/de-multiplexor, a diffractive light modulator, a beam splitter, an optical performance monitor, and a controller. The free-space optics collimate, transform and i... | 05/30/2006 |
| 7054052 | Adhesive sacrificial bonding of spatial light modulators A method of combining components to form an integrated device, wherein at least one first component is provided on a first surface of a sacrificial substrate, and at least one second component is provided on a first surface of a non-sacrificial substrate. At least o... | 05/30/2006 |
| 7049164 | Microelectronic mechanical system and methods The current invention provides for encapsulated release structures, intermediates thereof and methods for their fabrication. The multi-layer structure has a capping layer, that preferably comprises silicon oxide and/or silicon nitride, and which is formed over an et... | 05/23/2006 |
| 7042611 | Pre-deflected bias ribbons A modulator for and a method of modulating an incident beam of light including means for supporting a plurality of active elements and a plurality of bias elements, each active and bias element including a light reflective planar surface with the light reflective pl... | 05/09/2006 |
| 7027202 | Silicon substrate as a light modulator sacrificial layer An optical MEM device is fabricated with a patterned device layer formed on a silicon wafer. Preferably, the patterned device layer is patterned with plurality of ribbons and/or access trenches. The central portion of the ribbon is released from the silicon wafer us... | 04/11/2006 |
| 7023607 | Double substrate reflective spatial light modulator with self-limiting micro-mechanical elements A spatial light modulator including first and second substrate, and an array of deflectable elements disposed within a gap between the first and second substrates is disclosed herein. For electrostatically actuating the deflectable elements, an array of electrodes a... | 04/04/2006 |
| 7023605 | Digital micromirror device having a window transparent to ultraviolet (UV) light A UV-transmissable window assembly for a DMD device includes a UV-transmissable glass window provided in a frame. The window and frame are bonded together to preferably effect a hermetic seal therebetween. Optical coatings specific to the intended wavelength of ligh... | 04/04/2006 |
| 7019887 | Light modulator device A light modulator device includes a charge plate; a reflective plate and post, the post supporting the reflective plate parallel relative to the charge plate such that a gap is formed between the charge plate and the reflective plate, the gap being relatively smalle... | 03/28/2006 |
| 7012733 | Double substrate reflective spatial light modulator with self-limiting micro-mechanical elements A spatial light modulator including first and second substrate, and an array of deflectable elements disposed within a gap between the first and second substrates is disclosed herein. For electrostatically actuating the deflectable elements, an array of electrodes a... | 03/14/2006 |
| 6997560 | Micromirror device with adjacently disposed support region An optical system including two or more micromirror arrays is disclosed. The micromirror arrays include alternately disposed transparent and opaque surfaces. The system spatially separates an image toward the micromirror arrays, the image is reflected from the micro... | 02/14/2006 |
| 6958739 | Aging apparatus of field emission device and method thereof Disclosed are an aging apparatus of a field emission device and a method thereof. The apparatus comprises an aging operation controlling unit for converting a direct current high voltage applied to an anode electrode into a high voltage of a pulse form, gradually in... | 10/25/2005 |
| 6956878 | Method and apparatus for reducing laser speckle using polarization averaging A method and apparatus for reducing speckle uses polarization averaging. A polarizing beam splitter divides a first polarized laser output into a second polarized laser output and a third polarized laser output. A plurality of mirrors creates an optical path differe... | 10/18/2005 |
| 6956692 | Method and apparatus for controlling exposure of a surface of a substrate A method and an apparatus for controlling exposure of a surface of a substrate in a process of structuring the substrate with light of a predetermined intensity are described, wherein the light is directed to the surface by means of a deflectable mirror. The intensi... | 10/18/2005 |
| 6956995 | Optical communication arrangement An arrangement for optical communication comprises an optical coupler, an opto-electronic board, and an optical fiber. The optical fiber comprises a first refraction surface, a second refraction surface, and an internal reflector. The first refraction surface has a ... | 10/18/2005 |
| 6950225 | Micromechanical optical switch An optical switch element is described, which includes a fixed layer disposed outwardly from a substrate and a movable mirror assembly disposed outwardly from the fixed layer. The moveable mirror assembly is operable to move relative to the fixed layer responsive to... | 09/27/2005 |
| 6947613 | Wavelength selective switch and equalizer A device comprising a light modulator including a plurality of elements wherein each element is selectively operable such that the plurality of elements are dynamically configurable to combine selected ones of a plurality of grating periods such that selected portio... | 09/20/2005 |
