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| Number | Title | Issue Date |
| 7936956 | Process for making light guides with extraction structures and light guides produced thereby A process comprises imagewise exposing at least a portion of a photoreactive composition to light sufficient to cause simultaneous absorption of at least two photons, thereby inducing at least one acid- or radical-initiated chemical reaction where the composition is... | 05/03/2011 |
| 7865046 | Optical transmission module, connecting part, and electronic device having optical transmission module A connection member electrically connects an optical element configured to convert an electric signal to an optical signal or to convert an optical signal to an electric signal, a first substrate including an incident/releasing port of an optical transmission path f... | 01/04/2011 |
| 7817887 | Ultra thin radiation management and distribution systems with hybrid optical waveguide A thin-profile, optically efficient lighting device for use with, among other things, flat information displays, includes a combination of three optically coupled light propagating structures, fabricated of electromagnetic flux transmitting materials. The first stru... | 10/19/2010 |
| 7778508 | Image display optical system, image display unit, illuminating optical system, and liquid crystal display unit Image display optical systems are disclosed that extend the angle of view longitudinally and transversely while saving space. The image display optical system includes a prism-shaped substrate transparent to an image-carrying light flux to be projected to a viewing ... | 08/17/2010 |
| 7751661 | Optical component and light emitting device using the same There is provided a light emitting device using an optical component capable of emitting light having a wavelength different from that of light exit from an optical fiber and obtaining light of high output, and capable of being easily attached to an end of the optic... | 07/06/2010 |
| 7646949 | Efficient transfer of light signals between optical devices An optical device includes a waveguide immobilized on a base. The device includes a port configured to receive light signals from the waveguide such that the light signals travel through the port. The light signals enter the port traveling in a first direction. The ... | 01/12/2010 |
| 7630601 | Connecting a component with an embedded optical fiber The invention provides an optical connection between a component on a printed circuit board (“PCB”) and an optical fiber embedded in the PCB. By optically connecting the component with the optical fiber, the component may use the optical fiber for high speed opt... | 12/08/2009 |
| 7627210 | Manufacturing method of optical-electrical substrate and optical-electrical substrate In a manufacturing method of an optical-electrical substrate comprising a wiring substrate, an optical waveguide which is disposed on the wiring substrate and transmits an optical signal, and mirrors for reflecting the optical signal, insulating members having smoot... | 12/01/2009 |
| 7577326 | Optical device for light coupling There is provided an optical device, including a light-transmitting substrate having two major surfaces parallel to each other and two edges, optics for coupling light into the substrate by internal reflection. One of the edges is slanted with respect to the major s... | 08/18/2009 |
| 7570851 | Ultrashort photonic waveform measurement using quasi-phase-matched non-linear optics A short-pulse measurement and detection apparatus utilizing an aperiodic non-linear quasi-phase matched (A-QPM) material. The bandwidth of the A-QPM non-linear material is such that an interaction between a first signal and a second signal occurs, facilitating measu... | 08/04/2009 |
| 7515790 | Two-dimensional planar photonic crystal superprism device and method of manufacturing the same Provided are a two-dimensional planar photonic crystal superprism device and a method of manufacturing the same, in which a manufacturing process is simplified using a nanoimprint lithography technique, and thus price-reduction and mass production are facilitated. T... | 04/07/2009 |
| 7489840 | Optical link module, optical interconnection method, information processor including the optical link module, signal transfer method, prism and method of manufacturing the prism An optical link module of the present invention for connecting light beams by deflection and including light-emitting devices arranged in a planar manner; an optical fiber bundle that is an optical waveguide for receiving the light beams from the light-emitting devi... | 02/10/2009 |
| 7454102 | Optical coupling structure An optoelectronic coupling structure, a method of manufacture, and a method of operation are described. The optical coupling structure includes a waveguide that is formed within a device layer of an SOI substrate. A prism is located on a bottom side of the SOI subst... | 11/18/2008 |
| 7437034 | Device for coupling the light of multiple light sources A device for coupling the light of multiple light sources (2, 3) that substantially consists of a reflectance surface (10, 11) for one or more of said light sources (2, 3) and at least one integration rod (14) having an incident surface (... | 10/14/2008 |
| 7437033 | Apparatus and method for pumping optical fiber An apparatus and method for pumping optical fibers. An optical element is disposed for directing pump energy into the inner cladding of a dual clad optical fiber, where the optical element has a refractive index greater than the refractive index of the inner claddin... | 10/14/2008 |
| 7433557 | Tunable optical add/drop multiplexer The tunable add/drop multiplexer including a tiltable mirror, a fixed thin film filter, and first and second retro-reflector elements for redirecting express channels back out an input/output port and for redirecting drop channels back out an add/drop port, respecti... | 10/07/2008 |
| 7433556 | Optical rotary joint A device for transmitting optical signals comprises two collimator units, supported to be rotatable relative to each other about a rotation axis and one derotating optical element. A first beam splitter receives input signals and splits them into at least two signal... | 10/07/2008 |
| 7428367 | Light control devices and methods of making same A light control device is disclosed that includes a two film construction, each film having a plurality of light reflecting regions. For example, the light absorbing elements can be a series of grooves or column-like indentations in the films that are filled or coat... | 09/23/2008 |
| 7420733 | Electrically switchable polymer-dispersed liquid crystal materials including switchable optical couplers and reconfigurable optical interconnects A new photopolymerizable material allows single-step, fast recording of volume holograms with properties that can be electrically controlled. Polymer-dispersed liquid crystals (PDLCs) in accordance with the invention preferably comprise a homogeneous mixture of a ne... | 09/02/2008 |
| 7416352 | Optical multi-channel free space interconnect Various embodiments of the present invention provide optical multi-channel free space interconnects that provide optical channel isolation, thereby reducing crosstalk. ... | 08/26/2008 |
| 7397982 | Reflector arrangement The invention relates to a reflector arrangement comprising a reflector and a light guide. It is characterized in that the use of film hinges permits simpler and lower-cost assembly than has heretofore been possible with comparable reflector arrangements. ... | 07/08/2008 |
| 7389020 | Light pipe assembly A light pipe assembly providing a light pipe that has at least one transmission region, at least one light source that is optically connected to the transmission region, and an modifying element. The modifying element creates the appearance of even light distributio... | 06/17/2008 |
| 7382948 | Optical switch An optical switch comprises a prism for changing the direction of travel of incident light to be directed toward a further optical fiber; a switching mirror placed to be insertable and removable into and from between a lens block and the prism; and an actuator for d... | 06/03/2008 |
| 7373044 | Optical link module, optical interconnection method, information processor including the optical link module, signal transfer method, prism and method of manufacturing the prism An optical link module of the present invention for connecting light beams by deflection and including light-emitting devices arranged in a planar manner; an optical fiber bundle that is an optical waveguide for receiving the light beams from the light-emitting devi... | 05/13/2008 |
| 7373041 | Optical rotary coupling An optical rotary joint comprises means for coupling-in or coupling-out light, and an optical derotating system. The derotating system may be a Dove prism or an Abbe-Koenig prism. In order to improve reflection at a reflecting face or faces of the derotating element... | 05/13/2008 |
| 7372522 | Optical guide and surface light emitting apparatus using the same A light emitting apparatus that is capable of emitting light with uniform intensity and high luminance are provided. The first optical guide comprises a first principal surface that has an effective light emitting region of substantially rectangular shape surrounded... | 05/13/2008 |
| 7357973 | Flat plate and light guide plate A flat plate made of a cycloolefin polymer comprising at least 30% by weight, based on the cycloolefin polymer, of repeating units (A) having an alicyclic structure. The repeating units (A) comprises at least 30% by weight, based on the repeating units (A), of repea... | 04/15/2008 |
| 7359584 | Polarization beam separator and combiner The present invention relates to a device for use in a fiber optic system that may be a communication system, a sensing system or other system using guided-wave optical components. Reducing the number of lenses required to couple the waveguides and the free-space pa... | 04/15/2008 |
| 7356225 | Fiber optic probe tip The invention described here is an improved fiber optic probe. The tip of the probe is made from a transparent fill material that is connected to the end of a conventional optical fiber. The optical fiber is tapered, the fill material is connected thereto, and typic... | 04/08/2008 |
| 7352950 | Lightpipe with multiple projections A lightpipe includes at least first and second projections extending outwardly from the body of the lightpipe, where the first projection is opposite the second projection. ... | 04/01/2008 |
| 7348530 | System, method and apparatus for regulating the light emitted by a light source In one embodiment, apparatus is provided with a light source, an optic element, at least one photosensor, and a control system. The optic element has a reflective material on a surface thereof, and is positioned to receive and reflect light emitted by the light sour... | 03/25/2008 |
| 7344254 | Projection system with a common light source sharing system A projection display with a common light source sharing system for improved illumination uniformity is described. The common light source is coupled through a light-dividing prism to multiple integrators. Each integrator is coupled to one or more imaging devices tha... | 03/18/2008 |
| 7339975 | Apparatus for synthesizing laser beams (Problem to be solved) To provide a laser beam synthesizing apparatus which is small in size and high in output power. (Means for solving the problem) A convergent angle transforming optical system 30 is disposed further upstream of the upstream-most p... | 03/04/2008 |
| 7336407 | Scanner/pointer apparatus having super-hemispherical coverage A scanner apparatus which has super-hemispherical coverage includes a receiver, a pair of counter-rotating prisms, and a rotating mirror aligned with the pair of counter-rotating prisms. The rotating mirror and the pair of counter-rotating prisms guide an observed o... | 02/26/2008 |
| 7324729 | Optical device An optical device is made up of a glass substrate, an optical fiber array fixed to an upper portion of the glass substrate, a slit that extends from an upper surface of the optical fiber array into the glass substrate, a filter member inserted into the slit, and a r... | 01/29/2008 |
| 7313309 | Optical device and color display unit using the optical device Optical device and color display unit to correct an angle of visibility, emphasize front brightness or diffusion degree, improve brightness and the performance of angle of visibility, and moreover improve the performance of chromaticity. An optical device is a film-... | 12/25/2007 |
| RE39934 | Adjustable optical attenuator An optical attenuator for attenuating a collimated beam of light propagating along an optical path while preserving the composition of polarization of the collimated beam of light is disclosed. The optical attenuator comprises a beam attenuator for attenuating a por... | 12/04/2007 |
| 7302148 | Test head for optically inspecting workpieces An optical test head comprises a block of material with a plurality of optical paths extending therethrough. At least one of the optical paths is an input optical path for receiving laser light and holding a lens for focusing the laser light on a workpiece that is p... | 11/27/2007 |
| 7300216 | Optical connector adapter for interfacing a beam splitter/combiner to optical waveguides and method of forming the same An optical connector adapter includes a substrate having at least one optical waveguide for transporting optical signals. The substrate includes opposing ends, a top reference surface and side reference surface aligned relative to the at least one optical waveguide.... | 11/27/2007 |
| 7302127 | Strip to point optical communication system A strip to point optical communication system (200) for transmitting light between a first housing (102) and a second housing (104) of a device is provided. The strip to point optical communication system (200) includes a point optical co... | 11/27/2007 |
