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| Number | Title | Issue Date |
| 7190509 | Optically addressed MEMS Optically controlled micro-electromechanical systems (MEMS) is disclosed. In one embodiment, a MEMS device may include a rotatable mirror having an optical sensor that is in electrical communication with the rotatable mirror via an associated electrode. Electrical p... | 03/13/2007 |
| 7190854 | Methods for forming an array of MEMS optical elements An embodiment of the invention comprises an optical element capable of motion in at least one degree of freedom wherein the motion in at least one degree of freedom is enabled by serpentine hinges configured to enable the optical element to move in at least one degr... | 03/13/2007 |
| 7190500 | Deformable mirror having displacement detecting function A focal-length adjusting unit for photographing apparatuses includes a distance-measuring means for detecting the amount of defocus to an object by using a light beam of the object passing through a photographing optical system; at least two optical elements located... | 03/13/2007 |
| 7189632 | Multifunctional metallic bonding Methods are provided for producing a transfer layer of a semiconductor material on a final substrate. In some embodiments, the transfer layer is produced on the final substrate by forming a layer of semiconductor material on an initial support, assembling that layer... | 03/13/2007 |
| 7187485 | Integrated continuous spectrum spatial light modulator A novel spatial light modulator system has a high fill factor MEMS array of tilting mirrors used to attenuate wavelength channels in an optical network and an interface control circuit controlling the tilting mirror array via received control signals. The control si... | 03/06/2007 |
| 7187486 | Electromechanical drives adapted to provide two degrees of mobility An electromechanical system having an object and drives adapted to cooperate to provide the object with two degrees of mobility is described herein. ... | 03/06/2007 |
| 7187820 | Optical time delay system Optical systems utilizing pixellated switchable elements to provide interaction between at least two White Cells. ... | 03/06/2007 |
| 7187828 | Polymer optical waveguide module and method for manufacturing polymer optical waveguide film used therefor A polymer optical waveguide module has a submount, one of an emitter and a detector and an optical waveguide. The optical waveguide is a polymer optical waveguide film obtained by using a mold, which has, on an identical end portion thereof, an optical-path converti... | 03/06/2007 |
| 7184618 | Optical switch array for routing multiple optical signals An apparatus for routing a plurality of optical input signals to a plurality of optical output connections. In one embodiment, a plurality of optical switches are combined to route a number of optical signals that exceed the number of optical inputs for a single swi... | 02/27/2007 |
| 7182262 | Inertial drive scanning arrangement and method A light scanning arrangement includes a frame directly moved by an inertial drive in order to oscillate a scan element supported by a hinge on the frame at high scan rates and with minimal electrical power consumption. ... | 02/27/2007 |
| 7184620 | 3-port optical add-drop multiplexer (OADM) A low cost compact 3-port single-channel OADM with improved optical isolation is provided in which the I/O fibers and add/drop fiber are arranged on the same side. The 3-port OADM includes a 3-fiber pigtail and an angled reflector that together eliminate the second ... | 02/27/2007 |
| 7183633 | Optical cross-connect system An optical cross-connect switch comprises a base (216), a flap (211) and one or more electrically conductive landing pads (222) connected to the flap (211). The flap (211) has a bottom portion that is movably coupled to the base ( | 02/27/2007 |
| 7184229 | Optical switch element An optical switch element (1) for switching an optical path (2) comprises a fixed reflection element (4), which requires strict preciseness in positioning and angle-setting, and a movable optical path parallel displacement element (3A), w... | 02/27/2007 |
| 7184186 | Optical switch assembly An apparatus for switching optical signals. An optical bench includes a plurality of through-openings for receiving a plurality of collimators and a plurality of actuators. The actuators include a mirror for redirecting an optical signal from one collimator to anoth... | 02/27/2007 |
| 7184619 | Beam direction module and optical switch using the same A beam direction module which can be applied to an optical switch, comprising: a collimator support member; a first mirror substrate including first micro-mirrors, and first windows through which beams can pass; a first electrode substrate including first mirror dri... | 02/27/2007 |
| 7180647 | Optical scanner and method of fabricating the same An optical scanner and a fabricating method thereof are provided. The optical scanner includes a base substrate, a frame, a H-shaped stage, supporters, and a stage driving structure. An interconnection layer having a predetermined pattern is formed on the base subst... | 02/20/2007 |
| 7181102 | Optical switching systems and methods In some embodiments, a 1×N optical switch includes: a plurality of co-planar, parallel output optical fiber collimators oriented to receive light substantially perpendicular to a longitudinal direction; and a plurality of switching units each corresponding to an ou... | 02/20/2007 |
| 7180651 | Spacer fabrication process for manufacturing reflective stealth mirrors and other MEMS devices A method for use in manufacturing a microelectromechanical system, such as a reflective stealth mirror includes the steps of: forming an I-shape mirror structure; forming a spacer layer over the I-shape mirror structure; and patterning the spacer layer to form at le... | 02/20/2007 |
| 7177496 | Optical spectral power monitors employing time-division-multiplexing detection schemes The present invention provides a method and apparatus for optical spectral power monitoring that employ a time-division-multiplexed detection scheme. The optical spectral power monitoring apparatus of the present invention uses a wavelength-dispersing means such as ... | 02/13/2007 |
| 7177065 | Optical element, thin film structure, optical switch, and method of manufacturing optical element An optical element which includes a reflection portion capable of reflecting a light beam in a desired direction is provided. The optical element comprises a substrate 21, a light reflection portion 101, and a support portion 102 which supports ... | 02/13/2007 |
| 7177068 | Apparatus, method and system for providing enhanced mechanical protection for thin beams An arrangement for a micro-mechanical beam includes a support structure to provide an increase in bending stiffness of the micro-mechanical beam without significantly influencing torsional stiffness, where the support structure is configured to directly attach to th... | 02/13/2007 |
| 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 |
| 7177493 | Programmable optical add/drop multiplexer A multi-channel optical switching system particularly usable as a programmable optical add/drop multiplexer (POADM) in a multi-wavelength communication system. The switching system uses a thin film optical demux/mux that separates a multi-channel optical signal into... | 02/13/2007 |
| 7177497 | Porous silicon filter for wavelength multiplexing or de-multiplexing A porous silicon filter for wavelength multiplexing and de-multiplexing. Preferred embodiments include rugate-type porous silicon filters with pores having continuously varying widths with pore depth an optical cross connect switch. In other preferred embodiments, t... | 02/13/2007 |
| 7177498 | Two-by-two optical routing element using two-position MEMS mirrors Retroreflecting elements adapted for use in two-by-two optical routing elements. Each retroreflecting element is configured to selectively retroreflect two optical rays. A first reflective surface, such as may be provided by a mirror, is inclined with respect to a r... | 02/13/2007 |
| 7172911 | Deflectable microstructure and method of manufacturing the same through bonding of wafers A method of making a deflectable, free hanging micro structure having at least one hinge member, the method includes the steps of providing a first sacrificial wafer having a single crystalline material constituting material forming the micro structure. A second sem... | 02/06/2007 |
| 7174065 | Optical switching fabric with an optical to electrical converter in the output plane An optical switching fabric with an optical to electrical converter in the output plane. The optical switching fabric has an input plane with at least one input. The input plane provides at least a first optical signal (e.g., a first set of optical signals). The opt... | 02/06/2007 |
| 7174069 | All optical multiplexer A multiplexed optical communication system includes a plurality of chopping modulators associated with a first plurality of channels to receive input optical pulses having a first width and to produce therefrom chopped optical pulses having a second width narrower t... | 02/06/2007 |
| 7172269 | Resistor shapes for heating devices on an integrated circuit A heating device within an integrated circuit includes a first conductive lead, a second conductive lead and a third conductive lead. A first resistive region is connected between the first conductive lead and the third conductive lead. A second resistive region is ... | 02/06/2007 |
| 7171068 | Method to improve an extinction ratio of an optical device A method to improve an extinction ratio of an optical device, the method includes positioning at least a majority of a plurality of micro-mirrors in an off-state position. A mirror assembly includes the plurality of micro-mirrors. The method also includes selectivel... | 01/30/2007 |
| 7171069 | Remotely configurable add/drop for wavelength division multiplexing and method of operating the same Novel architectures of integrated optical add/drop wavelength division multiplexers and FTIR switches are disclosed. In one embodiment, an add/drop includes: (1) a primary refracting body having a total internal reflecting surface and capable of transmitting optical... | 01/30/2007 |
| 7170665 | Optical unit provided with an actuator An optical unit is constructed by superposing and cementing the first substrate having fixed electrodes and the second substrate having a sheet-like member in which a moving plate-spring-like electrode is provided. Concentric through holes are provide at the middles... | 01/30/2007 |
| 7171066 | Optical module and optical transmission device An optical module includes a base portion; a surface type optical element receiving or emitting light; an optical waveguide being mounted on the base portion; a holding member being mounted on the base portion; a cap being mounted on the base portion; and a fixing m... | 01/30/2007 |
| 7168249 | Microelectrical mechanical structure (MEMS) optical modulator and optical display system A microelectrical mechanical out-of-plane thermal buckle-beam actuator is capable of providing transverse-plane movement of shutters. The actuator includes a pair of structural anchors secured to a substrate and one or more thermal buckle-beams secured at respective... | 01/30/2007 |
| 7167148 | Data processing methods and apparatus in digital display systems Data processing methods and apparatus used in digital display system transpose pixel-by-pixel data into bitplane-by-bitplane data. The methods and apparatus are especially useful for dynamically transposing high-speed flowing-through pixel data in a “real-time” ... | 01/23/2007 |
| 7167612 | Wavelength tunable filter capable of being bidirectionally driven by electromagnetic forces A wavelength tunable filter capable of being driven such that reflecting mirrors move more distant as well as closer by using the principle that a direction of the electromagnetic forces changes depending on the direction of the current flowing perpendicular to the ... | 01/23/2007 |
| 7167609 | Optical switch An optical switch has an input port, output ports, optical waveguides whose output path of an optical signal branch into two. A first stage optical switch section is provided in a branching portion of the optical waveguide, which switches a propagating path of an op... | 01/23/2007 |
| 7167613 | Interlaced array of piano MEMs micromirrors A micro-electro-mechanical (MEMS) mirror device for use in an optical switch is disclosed. A “piano”-style MEMs device includes an elongated platform pivotally mounted proximate the middle thereof by a torsional hinge. The middle portion of the platform and the ... | 01/23/2007 |
| 7167620 | Devices and methods for all-optical processing and storage Devices and methods for optical processing and storage are described. In a preferred embodiment, an integrated optical gate matrix, that includes a set of nonlinear elements and waveguides interconnecting at least some nonlinear elements in the set of nonlinear elem... | 01/23/2007 |
| 7163872 | Tunable-wavelength optical filter and method of manufacturing the same An active type tunable wavelength optical filter having a Fabry-Perot structure is disclosed. A tunable wavelength optical filter which comprises a lower mirror in which silicon films and oxide films are sequentially laminated in a multi-layer and the silicon film i... | 01/16/2007 |
