Optical waveguides inventions 10/09

20090245713 - Integrated tunable optical equalizer: Provided is an apparatus and method for use thereof. The apparatus, in one embodiment, includes first and second 1×N couplers integrated on a substrate and configured to receive an optical symbol having an intended time slot, N being at least three. The apparatus, in this embodiment, further includes N waveguide... Agent: Hitt Gaines, Pc Alcatel-lucent

20090245715 - Optical modulators: An optical modulator 24 has a supporting substrate 5, a modulating substrate 11 made of an electro-optical material, an optical waveguide 12 provided on the side of a first main surface 30 of the modulating substrate 11, and an adhesion layer 6 adhering a second main surface 31 of the... Agent: Burr & Brown

20090245714 - Optical resonator tuning using piezoelectric actuation: An optical resonator configured to be tuned using piezoelectric actuation, includes a core, the core being configured to transmit light; a piezoelectric layer; a first electrode and a second electrode. The piezoelectric layer is interposed between the first electrode and the second electrode. A voltage difference across the first and... Agent: Hewlett Packard Company

20090245716 - Optical communication device: An optical communication device has: an optical waveguide device having an optical waveguide core that guides light, a cladding portion enveloping the optical waveguide core, a mirror surface structured at an end surface of the cladding portion and the optical waveguide core, and changing an optical path of light that... Agent: Fildes & Outland, P.c.

20090245718 - Optical sensor and method employing half-core hollow optical waveguide: An optical sensor, sensing system and method of sensing employ a half-core hollow optical waveguide adjacent to a surface of an optical waveguide layer of a substrate. The half-core hollow optical waveguide and the adjacent optical waveguide layer cooperatively provide both an optical path that confines and guides an optical... Agent: Hewlett Packard Company

20090245717 - System and method for measuring stator wedge tightness: Disclosed is a system for measuring stator wedge tightness in a stator core of an electric machine. The system includes at least one sensor located along at least one component disposed in a stator slot of the stator core. The at least one sensor is located and configured to measure... Agent: Cantor Colburn, LLP

20090245725 - Manufacturing method of optical waveguide, optical waveguide and optical reception/transmission apparatus: A manufacturing method of an optical waveguide, the optical waveguide including a first clad layer; a core layer formed on the first clad layer and configured to propagate light; a second clad layer formed on the first clad layer so as to cover the core layer; and a light propagation... Agent: Ipusa, P.l.l.c

20090245724 - Module substrate including optical tranmission mechanism and method of producing the same: A module substrate is provided. The module substrate includes: a core portion; a build-up layer formed on the core portion and including a wiring pattern and an insulating layer; an optical transmission mechanism including: an optical transmission component including an optical waveguide, and a mounting portion on which a semiconductor... Agent: Drinker Biddle & Reath (dc)

20090245720 - Optical element mounting board, optical circuit board and optical element mounting board: A substrate on which an optical element is mounted is provided, including: an optical element; an optical circuit substrate which is formed by an optical waveguide layer having a core portion and cladding portions; and an electrical circuit substrate on which is provided a mounting portion that is used for... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245723 - Optical waveguide circuit and multi-core central processing unit using the same: An optical waveguide circuit includes: a lower cladding layer formed on a substrate; a first optical waveguide formed on the lower cladding layer so as to partition the lower cladding layer into a first portion and a second portion; a second optical waveguide formed on the first portion, the second... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245726 - Optical waveguide having an optical transmission direction changing part: An optical waveguide includes: a first clad layer; a core layer formed on the first clad layer; a second clad layer formed on the core layer; and an optical transmission direction changing part. The optical transmission direction changing part is configured and arranged to change a transmission direction of a... Agent: Ipusa, P.l.l.c

20090245719 - Reflection suppression in a photonic integrated circuit: Embodiments of the present invention provide systems, devices and methods in which optical reflections are reduced in a photonic integrated circuit. These embodiments include reflection suppression elements which operate to dissipate optical energy that would otherwise provide a source for optical reflections which may impact the operation of one or... Agent: Infinera Corporation

20090245721 - Three-dimensional stacked optical device: A three-dimensional stacked optical device includes a transparent substrate having at least one interconnect member, and an optical device mounted to the at least one interconnect member on the transparent substrate. The optical device includes a first surface coupled to the at least one interconnect member that extends to a... Agent: Cantor Colburn LLP-ibm Yorktown

20090245722 - Three-dimensional stacked optical device: A three-dimensional stacked optical device includes a transparent substrate, and an optical device having a main body mounted to the transparent substrate. The optical device includes a plurality of vias that extend into the main body and do not extend into the transparent substrate. A conductive member is provided in... Agent: Cantor Colburn LLP-ibm Europe

20090245727 - Optical switch and control method of optical switch, and control method of mems device: A control section of an optical switch calculates information relating to a polarization amount in an insulating film at each predetermined time, to update the information relating to the polarization amount in the insulating film. On the other hand, when a drive voltage is applied to a MEMS mirror, an... Agent: Staas & Halsey LLP

20090245728 - Optical coupling device: An optical mode converter has a coupling waveguide and a receiving waveguide. The coupling waveguide has at an input end a first effective refractive index and includes a tapered core of a substantially constant refractive index with a substantially square cross section at the input end, which has a size... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20090245729 - Ultra small core fiber with dispersion tailoring: Various embodiments of optical fiber designs and fabrication processes for ultra small core fibers (USCF) are disclosed. In some embodiments, the USCF includes a core that is at least partially surrounded by a region comprising first features. The USCF further includes a second region at least partially surrounding the first... Agent: Knobbe Martens Olson & Bear LLP

20090245730 - Optical display device: An optical display device, in particular for use in a head-up display or a head-mounted display, comprises an essentially planar light guide, an image-generating system, a first diffraction grating by which light that comes from the image-generating system can be coupled into the light guide, and a second diffraction grating,... Agent: Lempia Braidwood Llc

20090245731 - Optical fiber microscopy launch system and method: A sample slide, launch system, and method for microscopy having a fiber insertion portal terminating within the sample slide and having a fiber insertion axis such that when an optical fiber is inserted within the fiber insertion portal the optical fiber is positioned so to deliver an EMR to a... Agent: Downs Rachlin Martin Pllc

20090245732 - Positional differentiating connector assembly: The present disclosure provides systems and methods for securing an information network through positional distinguishing of connectors and adapters. A communications connector system associated with the present disclosure includes at least a first patch cord connector assembly including a patch cord terminated at least at one end by a duplex... Agent: Mccarter & English, LLP Stamford

20090245733 - Plug connector for an optical fibre with device for compensation of elongations of an optical fibre: Plug connector for an optical fiber, provided with a housing (15a, 15b, 9), in which at least two sleeves (10, 13) are located, the first sleeve (10) being fixed to a first housing part (15a) and the second sleeve (13) being fixed to a second housing part (15b), the first... Agent: Bacon & Thomas, Pllc

20090245734 - Optical connector: An optical connector includes a receptacle body 40 having an engage hole 46 formed in a peripheral wall 45 of a chamber 44, a pigtail body 50 having a base body 51 contained in the chamber 44 and a locking protrusion 56 engaged in the engage hole 46 to attach... Agent: Intellectual Property Law Office Of David Lathrop

20090245736 - Connector attachment to a low height profile module: A connector attachment to a low height module is described that has a lid configured with an attached spring extension that is substantially planar to the lid. At the end of the spring extension is a spring or compressing mechanism that fits over an external mechanically transferable (MT) ferrule, the... Agent: The Nath Law Group

20090245737 - Connector holder, optical-electrical converter with attached connector holder, optical connector fixing structure and connector holder assembly method: A connector holder fixes an optical connector assembled at a leading end of an optical fiber to an optical module having a light input/output end so that the optical fiber and the light input/output end is optically connected. The connector holder is provided with a holding section for storing at... Agent: Sughrue Mion, Pllc

20090245735 - Photonic power devices and methods of manufacturing the same: A high temperature optoelectronic device package includes a substrate, an optoelectronic die situated on an upper surface of the substrate, a seal surrounding the optoelectronic die and situated on the upper surface of the substrate and a housing disposed on the seal having a ferrule-seating portion. The housing is disposed... Agent: General Electric Company Global Research

20090245738 - System and method for installing fiber optic cable: A system and method for installing cable according to which the cable is disposed in conduit. In an exemplary embodiment, the cable is fiber optic cable.... Agent: Haynes And Boone, LLP Ip Section

20090245739 - Optical cable and method for producing an optical cable: An optical cable comprises a tight-buffered optical cable and a protective sleeve which surrounds the tight-buffered optical cable. An intermediate layer surrounds the protective sleeve has tension-resistant elements. Furthermore, the optical cable contains a cable sheath which surrounds the intermediate layer, and a transitional area facing its inner surface. In... Agent: Corning Incorporated

20090245740 - Optical fiber cables: Described is an optical fiber cable designed for drop cable applications that has a compact profile, and is suitable for both the indoor and outdoor portions of the installation. The new design has three functional units, an optical fiber subunit, and two strength members arranged side-by side on either side... Agent: Law Office Of Peter V.d Wilde

20090245741 - Optical waveguide: The invention relates to an optical waveguide capable of extracting light especially from arbitrary positions of the same. An object of the invention is to provide an optical waveguide capable of extracting light efficiently from arbitrary positions of the same. To achieve the above object and according to one aspect... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090245742 - Silica-based single core optical fiber, silica-based multi core optical fiber, and fabrication method for the same: A silica-based multi core optical fiber and a fabrication method for the same are provided, and include two or more cores of GeO2—SiO2 glass including an fluorine concentration not less than about 15 w % and a germanium concentration about 0.05 wt % to 2 wt %, in a core.... Agent: Sughrue Mion, Pllc

20090245743 - Compact, high-density adapter module, housing assembly and frame assembly for optical fiber telecommunications: Adapter modules, housing assemblies that house the adapter modules, and frame assemblies that contain the housing assemblies are disclosed that are all relatively compact and support a relatively high density of components. The modules, assemblies and frames have configurations that take advantage of bend-insensitive cable fibers and jumper fibers. The... Agent: Corning Incorporated

20090245745 - Rear latch arrangement for sliding drawer: A cable management panel including a chassis, a drawer, and a rear latch arrangement. The rear latch arrangement including a latch having a free tab end. The free tab end engaging the front edge of a top wall of the chassis to prevent inadvertent closing movement of the drawer relative... Agent: Merchant & Gould Pc

20090245746 - Universal cable management panel: A cable management panel including a chassis and a drawer. The chassis defining rear and side openings for cable entry and exit. The drawer having a front panel that may include angled adapters. The drawer having an open rear that accommodates cables entering from the rear openings of the chassis,... Agent: Merchant & Gould Pc

20090245744 - Wall mount distribution arrangement: A wall-mount distribution arrangement including a termination arrangement, a splicing arrangement, and a splitter arrangement. Each of the termination, splicing, and splitter arrangements being located within an interior of a wall-mount enclosure of the distribution arrangement. The arrangement further including a pivoting panel located within the interior of the wall-mount... Agent: Merchant & Gould Pc