Optical waveguides inventions 11/07

20070274628 - Optical communication system having enhanced spectral efficiency using electronic signal processing: An optical communication system combines strong electrical pre-filtering of data at the transmitter and digital feedback equalization (DFE) at the receiver to enhance spectral efficiency. The system can be applied to optical networking and digital communication systems, including binary modulated systems optical network systems.... Agent: Potomac Patent Group PLLC

20070274626 - Optical device characterization: A method and system for determining the orientation of an optical device, the optical device having data carrier means for carrying data related to the optical device, the data carrier having data carrier means operable in at least one of an electrical mode and a magnetic mode; the data carrier... Agent: Sabeta Ip

20070274632 - Arrayed waveguide grating with reduced channel passband asymmetry: Roughly described, arrayed waveguide grating apparatus includes one or more input and/or output waveguides which are shaped and oriented such that optical energy communicated with the waveguide array is, within a distance of no more than 1 mm into the mouth of the waveguide, directed substantially in-line with the optical... Agent: Gemfire C/o Haynes Beffel & Wolfeld LLP

20070274633 - Large area patterning using interferometric lithography: Exemplary embodiments provide methods for patterning large areas, beyond those accessible with the limited single-area exposure techniques, with nanometer scale features. The methods can include forming a grating pattern to make a first interferometric exposure of a first portion of a photosensitive material disposed over a substrate by interfering two... Agent: Mh2 Technology Law Group

20070274634 - Light source apparatus and microscope apparatus: A wavelength selection unit includes a light source which emits light of at least a predetermined wavelength region, a collector lens which collects the light emitted from the light source and emits a parallel flux which is inclined relative to a light axis of an optical system of itself, a... Agent: Thomas Spinelli Scully, Scott, Murphy & Presser

20070274637 - Optical device: An optical device wherein an optical waveguide is formed on a dielectric substrate, the optical device includes an input part and an output part where the optical waveguide and corresponding optical fibers are connected. A stress layer is provided for at least one of the input part and the output... Agent: Staas & Halsey LLP

20070274639 - Optical recording apparatus: An optical recording apparatus includes a plurality of laser modules, an optical fiber array unit, a photosensitive member, and an optical system. Each laser module includes a light source and an optical fiber. The optical fiber array unit bundles a plurality of optical fibers to form an optical fiber array.... Agent: Whitham, Curtis & Christofferson & Cook, P.C.

20070274643 - Optical receptacle: An optical receptacle for an optical subassembly is disclosed. The receptacle includes a sleeve made of brittle insulating material, for instance, a ceramics to electrically isolate the housing of the receptacle from the package for a semiconductor device. The receptacle disclosed has an arrangement that prevents the sleeve, even made... Agent: Fish & Richardson P.C.

20070274642 - Optical transmission system: A high-speed optical transmission system includes an optical fiber for transmitting light and an optical receiver for receiving light transmitted from the optical fiber. The optical fiber is a plastic optical fiber (POF), and the optical receiver has a lateral pin structure.... Agent: Sughrue Mion, PLLC

20070274620 - On-fiber microwave modulator and high speed switch for telecommunication applications: Application of a communication signal, RF (radio frequency) or microwave signal to a modified optical fiber for modulating or switching-off the optical signal propagating within the optical fiber. The passive cladding material of an ordinary optical fiber is removed from a small region and the fiber is coated with one... Agent: John S. Munday, Esquire

20070274621 - Electro-optic gap-cell for waveguide deployment: The present invention provides an electro-optic gap-cell for waveguide deployment, including a first optical transmission medium formed in at least a portion of a device layer, a second optical transmission medium formed in at least a portion of the device layer, and a slot formed in at least a portion... Agent: Williams, Morgan & Amerson

20070274622 - Photonic band gap router: An arrangement includes a photonic band-gap assembly comprising at least one input wave guide and at least one output wave guides, and at least one routing element responsive to signals to selectively route a signal from the input wave guide to one or more of the output wave guides.... Agent: Searete LLC Clarence T. Tegreene

20070274623 - Polarization controller using a hollow-core photonic-bandgap fiber: A polarization controller is provided. The polarization controller includes a hollow-core photonic-bandgap fiber, wherein at least a portion of the hollow-core photonic-bandgap fiber has a longitudinal axis and is twisted about the longitudinal axis.... Agent: Knobbe Martens Olson & Bear LLP

20070274624 - Portable optical intrusion detection system: There is provided a portable fiber optic cable based intrusion detection system in which support posts are driven into the earth to define a perimeter. A portably mountable fiber optic cable attenuator is installed to each support post. The fiber optic cable is wrapped around a first compressible member of... Agent: David Giglio, Esq.

20070274627 - Cable segment for communication infrastructure: e

20070274625 - System and method for implementing a high capacity unrepeatered optical communication system: A method of communicating an optical signal includes generating an optical signal at a bit rate of at least 2.5 Gb/s. The optical signal including at least thirty optical channels. In one particular embodiment, at least some of the thirty optical channels reside within a 1567-1620 nanometer wavelength range. The... Agent: Baker Botts L.L.P.

20070274629 - Mechanism for conditioning launched beams from an optical transmitter: A system is disclosed. The system includes an optical waveguide; and an optical transmitter coupled to the optical waveguide. The transmitter includes a optical relay to condition a launch of an optical beam into the optical waveguide to minimize a number of optical modes launched into the optical waveguide.... Agent: Blakely Sokoloff Taylor & Zafman

20070274631 - Conical-wedge-shaped lensed fiber and the method of making the same: The present invention relates to a conical wedge-shaped lensed fiber and the method of making the same. The method comprises: (a) providing an optical fiber having a central axis and an end; (b) machining the end of the optical fiber to form a flat end face; (c) machining the end... Agent: Ladas & Parry

20070274630 - Wideband optical coupling into thin soi cmos photonic integrated circuit: An arrangement for providing optical coupling into and out of a relatively thin silicon waveguide formed in the SOI layer of an SOI structure includes a lensing element and a defined reference surface within the SOI structure for providing optical coupling in an efficient manner. The input to the waveguide... Agent: Wendy W. Koba, Esq.

20070274635 - Quick connect lightable rod: A lighted vehicle marker, light conducting rod or lightable rod with quick disconnect capabilities is disclosed herein. The lightable rod can have a hollow core and can be made from a translucent material. The lightable rod can have an integrated coupler that is connectable to a mating coupler, wherein the... Agent: Galasso & Associates, Lp

20070274638 - Attachment-type optical coupler apparatuses: Optical couplers having attachment features are disclosed. A typical coupler according to the present invention couples an optical signal from an optical fiber to a channel waveguide by overlapping the cores of the optical fiber and channel waveguide along a portion of their waveguide lengths, with a spacing distance between... Agent: Baker Botts L.L.P.

20070274636 - Optoelectronic module, and method for the production thereof: An optoelectronic module having a carrier element, at least one semiconductor component for emitting or detecting electromagnetic radiation, said semiconductor component being applied on the carrier element and being electrically conductively connected and having a radiation coupling area, and also at least one optical device assigned to the semiconductor component.... Agent: Cohen, Pontani, Lieberman & Pavane

20070274640 - Measuring the position of passively aligned optical components: Optical components may be precisely positioned in three dimensions with respect to one another. A bonder which has the ability to precisely position the components in two dimensions can be utilized. The components may be equipped with contacts at different heights so that as the components come together in a... Agent: Trop Pruner & Hu, PC

20070274641 - Bond integrity tool: The present invention is directed to a bond integrity tool, which includes a shoulder housing, a collar shaft, and an end cap. The collar shaft has a neck portion and a mouth portion. The neck portion is disposed within the shoulder housing, and the mouth portion is able to grip... Agent: Naval Air Warfare Center Aircraft Division Office Of Counsel Bldg 435

20070274646 - Fiber node with active optical to rf interface connector: An optical to RF interface connector has a cellular housing that has a back most portion configured for press fitting into a hole of the housing of an electro-optical apparatus, with the hole and back most portion of the shell being key to one another to insure proper orientation of... Agent: Kenneth Watov Watov & Kipnes, P.C.

20070274645 - Hinge system for low-profile cabinet assemblies: Hinge mechanisms that facilitates access to internal components associated with a cabinet, e.g., a fiber optic cabinet, are provided. The hinge mechanisms are adapted for use with a telecommunication cabinet that is of low profile design, e.g., 1U or 2U height. The hinge mechanisms accommodate a combination of motions, e.g.,... Agent: Mccarter & English , LLP Stamford Office

20070274644 - Optical communication with wavelength separation: A hermetically sealed package having a wavelength separating element is disclosed. The wavelength separating element can be adapted to reflect or transmit a wavelength or band of wavelengths selectively so that multiple distinct wavelengths in both transmitting and receiving directions can be separately processed.... Agent: Fish & Richardson P.C.

20070274647 - Telecommunication loose tube optical cable with reduced diameter: An optical fiber cable has a highly reduced diameter. The cable has a central strength member; a number of tubes containing loosely arranged optical fibers, each tube having a thickness, and each optical fiber having a coating; and a protective outer jacket, wherein the filling coefficient of optical fibers in... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070274648 - Fiber optic withy light device: A fiber optic light device includes a power supply, circuit control, light source, fiber optic bunch, and base. The power supply includes a power supply transformer and power cord. The light source can be formed by LEDs or tungsten filament bulbs. The fiber optic bunch is comprised of a bunch... Agent: Eric Hanscom

20070274649 - Endoscope system: An endoscope system comprises an electric scope and a light source apparatus. The light source apparatus has a light source and a light control apparatus. The light control apparatus adjusts a quantity of light that is incident to the electric scope, based on a comparison between a scope characteristic that... Agent: Greenblum & Bernstein, P.L.C

20070274650 - Apparatus for controlling at least one of at least two sections of at least one fiber: An apparatus for controlling at least one of at least two sections of at least one fiber can be provided. The apparatus can include an arrangement which may be provided between the first and second sections of a particular continuous fiber of the fibers. A particular one of the first... Agent: Dorsey & Whitney LLP Intellectual Property Department

20070274651 - Large mode area fibers using higher order modes: The specification describes an optical fiber device wherein a LOM is converted to an HOM prior to entering the gain section. The gain section is a few mode fiber that supports the HOM. The output from the gain section, i.e. the HOM, may be utilized as is, or converted back... Agent: Furukawa Electric North America, Inc. (formerly Fitel Usa Corp.)

20070274652 - Multiple-core photonic-bandgap fiber with coupling between the cores: An optical coupler includes a first optical port, a second optical port, a third optical port, and a fourth optical port. The optical coupler further includes a photonic-bandgap fiber having a cladding, a first core, and a second core. The cladding includes a material with a first refractive index and... Agent: Knobbe Martens Olson & Bear LLP

20070274653 - Optical waveguide device and manufacturing method thereof: An optical waveguide device which includes an optical waveguide part and a photonic device mounting part is provided. A mask to form a pedestal block on which a light emitting device is mounted is patterned after high-temperature annealing. Thus, there is no influence on the mask, even if the device... Agent: Sughrue Mion, PLLC

20070274655 - Low-loss optical device structure: A method of fabrication and a structure for a low-loss optical device. The optical device structure includes a waveguide that is formed within a device layer of an SOI substrate. A cladding region is formed beneath the waveguide and a BOX layer of the SOI substrate. The cladding region may... Agent: Honeywell International Inc.

20070274654 - System and tapered waveguide for improving light coupling efficiency between optical fibers and integrated planar waveguides and method of manufacturing same: A tapered waveguide optical mode transformer (20) includes a tapered core formed on a planar substrate structure (16). To vertically taper the core (21), steps (22) are etched into the top surface of the core. The steps have depths and lengths along the optical axis of tapered waveguide that are... Agent: Molex Incorporated

20070274656 - Printed circuit board waveguide: In some embodiments a printed circuit board is fabricated using printed circuit board material, and a waveguide is formed that is contained within the printed circuit board material. Other embodiments are described and claimed.... Agent: Intel Corporation C/o Intellevate, LLC

20070274660 - Mounting structure: A mounting structure is disclosed in a test-bed installation in which vertically aligned first backboards are pivotally secured to a front side of one of the upright posts of a relay rack for movement between a closed position and open positions. Vertically aligned second backboards are secured to a rear... Agent: Verizon Patent Management Group

20070274657 - Apparatus and methods for verifying an acceptable splice termination: Apparatus and methods for verifying an acceptable splice termination include propagating light energy into the stub optical fiber of a fiber optic connector, detecting and collecting the amount of optical power emanating from the stub optical fiber at a termination area of the connector, converting the optical power to an... Agent: Corning Cable Systems LLC

20070274658 - Loopback device utilizing bend insensitive optical fiber: A loopback device utilizing bend insensitive optical fiber to facilitate deployment of a connectorized fiber optic distribution cable through small-diameter conduit. A loopback device utilizing bend insensitive optical fiber for use within an optical network to route optical signals transmitted downstream along one or more optical fibers back upstream along... Agent: Corning Cable Systems LLC

20070274659 - Slack cable storage box: Slack cable storage box includes a base and a cover removably attachable to the base to provide an enclosure for a slack cable storage spool that may be part of the cover or removably attached to the base. The outer end face of the cover may be recessed for receipt... Agent: Renner Otto Boisselle & Sklar, LLP

20070274662 - Splice chip device: A splice tray arrangement including a tray and a splice chip. The splice chip includes a plurality of arms that define channels for holding splice elements. The arms include retaining structure for retaining a splice element in both of either one of an upper region and a lower region of... Agent: Merchant & Gould PC

20070274661 - Telecommunications cable enclosure: An adaptor for use with a telecommunications enclosure includes a body having a port extending therethrough from a first end of the body to a second end of the body. The first end of the body is configured for mounting within an opening of a telecommunications housing along a first... Agent: 3m Innovative Properties Company

20070274663 - Connector for optical fibres: A connector for optical fibre is described. The connector has a main body having a first fibre supporting element for supporting, within a fiber supporting seat, a first portion of at least one optical fibre and leaving an end portion of the at least one optical fibre project from the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070274666 - Radiation resistant single-mode optical fiber and method of manufacturing thereof: A radiation resistant single-mode optical fiber has a core and a cladding, each made of fluorine-doped silica glass, in which a chlorine concentration of the core is at least 0.01 ppm, a relative refractive index difference of the core based on the refractive index for silica is between −0.30 and... Agent: Sughrue Mion, PLLC

20070274665 - Glass for optical amplifier fiber: A tellurite glass composition doped with a first lanthanide, preferably Tm, and codoped with another lanthanide oxide, e.g. Ho, is provided. The glass includes 4-12 mole % of alkalihalide XY, X being selected from the group of Li, Na, K, Rb, Cs and Fr and Y being selected from the... Agent: Nixon & Vanderhye, PC

20070274664 - Lanthanide (iii) - doped nanoparticles and their applications: A photonic material comprising a core and an envelope is provided for use in telecommunications, diagnostics, imaging and other applications. In its simplest form, the core comprises at least one nanoparticle. The nanoparticle comprises an inorganic material and at least one luminescent ion, wherein the inorganic material is suitably selected... Agent: Klarquist Sparkman, LLP

20070274667 - Methods and apparatus for directing light emitting diode output light: Sideways emission enhancements are described for light emitting diode (LED) lighting solutions having a wide variety of applications. While a typical LED lighting device has a substantial portion of its light emitted near a normal to the semiconductor photonic chip emitting the light, the present approach may suitable provide a... Agent: Priest & Goldstein PLLC

20070274670 - Optical module: An optical module has a support, an optical film and a buffer. The optical film has a protrusion on one edge thereof. The buffer is disposed on the support and has a corresponded notch to accommodate the protrusion.... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070274671 - Printed circuit board with recessed region: A printed circuit board (18) for electrically connecting to an optical subassembly (16) includes a board base (230), a conductive trace (232), and a board conductor (234). The optical subassembly (16) includes at least one component pad (346). The board base (230) is made of a substantially nonconductive material. Further,... Agent: The Law Office Of Steven G Roeder

20070274669 - Fabrication tool for bonding: A fabrication tool presses a first device surface against a second device surface after the first and the second device surfaces have been plasma activated, to bond the first device surface with the second device surface. The fabrication tool includes a bonding piston to exert force on the first device... Agent: Hewlett Packard Company

20070274668 - Ultrahigh density ferroelectric storage and lithography by high order ferroic switching: A method for switching the direction of polarization in a relatively small domain in a thin-film ferroelectric material whose direction of polarization is oriented normal to the surface of the material involves a step of moving an electrically-chargeable tip into contact with the surface of the ferroelectric material so that... Agent: Michael E. Mckee Attorney At Law

20070269159 - Flexible printed circuits capable of transmitting electrical and optical signals: A flexible printed circuit capable of transmitting electrical and optical signals is disclosed. The flexible printed circuit includes a set of optical waveguides for transmitting optical signals and a set of conductors for transmitting electrical signals. Each of a subset of the optical waveguides is enclosed by a respectively one... Agent: Ibm Corporation

20070269161 - Optical channel shifting device: An optical channel shifting device includes a containing unit having a first inner space and a second inner space adjacent to the first inner space, an input optical fiber held in the first inner space, an output unit having a first output optical fiber and a second output optical fiber... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20070269162 - Optical fiber cable to inject or extract light: A system and method are provided for setting a light loss through an optical fiber. A portion of the optical fiber is clamped. An unclamped portion of the optical fiber is bent. A bent region of the optical fiber is heated. The amount of light that is at least one... Agent: Steptoe & Johnson LLP

20070269167 - Multi-channel optical receiver module: A multi-channel optical receiver module, includes a light-receiving element array, the light-receiving element array including multiple light-receiving elements; an amplifier disposed adjacent the light-receiving element array, the amplifier amplifying an output of a light-receiving element; a wiring relay submount disposed adjacent the amplifier; two wires for carrying a differential signal... Agent: Paul J. Esatto, Jr. Scully, Scott, Murphy & Presser

20070269168 - Organic light emitting display device and power supply unit for the same: An organic light emitting display device and a power supply for the same. In one embodiment, an organic light emitting display device includes a first module and a second module, each including an organic light emitting display panel and a driving source. A power supply is for supplying a first... Agent: Christie, Parker & Hale, LLP

20070269160 - Photonic integrated circuit device and elements thereof: A photonic integrated circuit (PIC) device is described. The PIC device includes a set of optical transceivers including optical transmitters and optical receivers, and an embedded optical interconnect mesh operatively associated with the set of optical transceivers and structured to enable at least one of the following network architectures: a... Agent: Doron Handelman

20070269163 - Apparatus for equalizing a spectrum of a broadband light source: The invention relates to an apparatus suitable for equalizing a spectrum of a broadband light source comprising a first optical path and a second optical path; an optical splatter being connectable to an optical power source, for directing at least part of optical power from the optical power source to... Agent: Alston & Bird LLP

20070269164 - Optical transmission structural body, optical waveguide, optical waveguide formation method, and optical wiring connection body: An object of the present invention is to provide an optical transmission structural body capable of preferably transmitting an optical signal between an optical wiring and an optical waveguide irrespective of a shape of a portion of the optical wiring, the portion being connected to a core part of the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20070269165 - Optical transmission structural body, optical waveguide, optical waveguide formation method, and optical wiring connection body: An object of the present invention is to provide an optical transmission structural body capable of preferably transmitting an optical signal between an optical wiring and an optical waveguide irrespective of a shape of a portion of the optical wiring, the portion being connected to a core part of the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20070269166 - Connection module for telecommunication and data technique: The invention relates to a connection module for telecommunications and data systems, comprising a base plate, on which connection modules for optical fibres or electric conductors can be arranged. According to the invention, the connection modules and the base plate have corresponding fixing elements and the base plate is provided... Agent: Merchant & Gould PC

20070269169 - Optical cable shield layer connection: An optical cable shield layer connection may include a wire electrically connected to a shield layer of an optical cable. The optical cable shield layer connection may also be sealed, for example, to prevent leak paths. The optical cable shield layer connection may be made when coupling the optical cable... Agent: Grossman, Tucker, Perreault & Pfleger, PLLC

20070269170 - Fiber optic cable and fiber optic cable assembly for wireless access: A fiber optic cable includes at least one optical fiber and two electrical conductors. A mid-span connection point in the fiber optic cable has a configuration for attaching an opto-electronic component to the optical fiber and electrical conductors. At least one RF antenna is also included and is electrically connected... Agent: Corning Cable Systems LLC

20070269171 - Optical fiber cable and method for making the same: An optical fiber cable having a plurality of optical fibers, at least one tube surrounding the optical fibers and a plurality of strength members positioned around the tube. A jacket surrounds the tube and the strength members, where the ratio of polymer used to form the tube and the jacket... Agent: Sofer & Haroun LLP.

20070269172 - Optical tube assembly having a dry insert and methods of making the same: An optical tube assembly having at least one optical waveguide, at least one dry insert, and a tube. The at least one optical waveguide is disposed within the tube and generally surrounds the at least one optical waveguide. In one embodiment, the dry insert has a first layer comprising a... Agent: Corning Cable Systems LLC

20070269173 - Multiple numerical aperture fiber optics array: A multiple numerical aperture (MNA) fiber optics array is provided, which contains multiple fibers having two or more different numerical apertures arranged and fused together. Each fiber has a transparent core wrapped inside a cladding having a higher refractive index than that of the core. Therefore, by projecting light beams... Agent: Leong C Lei

20070269174 - Optical fiber polarimetric chemical sensor: The invention relates to distributed optical waveguide polarimetric chemical analysis. Real-time monitoring of a separation process of a fluid in a capillary column is provided using a distributed sensor comprising a birefringent optical waveguide placed between two polarizers. The optical waveguide has a longitudinal channel defined by a channel surface... Agent: David M. Carter Carter Schnedler & Monteith, P.A.

20070269175 - Optical fiber with plurality of air holes and stress rods: An optical fiber comprising: (i) a silica based passive core having a first index of refraction n1; (ii) a silica based cladding surrounding the core and having a second index of refraction n2, such that n1>n2, said cladding having at least one stress rod and at least one air hole... Agent: Corning Incorporated

20070269176 - Optical waveguide structures: An optical waveguide structure has a slab type photonic crystal and an optical waveguide provided in the photonic crystal. The photonic crystal has a slab of a dielectric film and a plurality of lattice columns each having dielectric pillars. The dielectric pillars included in the lattice columns at least in... Agent: Burr & Brown

20070269177 - Tracking system using fixed optical radiators: Apparatus for tracking an object (12A, 12B, 12C) including radiator modules (16A, 16B, 16C), disposed in an array of known locations adjoining a region (13) in which the object moves; each module includes at least one emitter (44, 46, 48) which emits a respective color selected from among a first... Agent: Bruce E. Lilling Lilling & Lilling PLLC

20070269178 - Optical waveguide: Materials transparent to terahertz waves are very limited, and it is difficult to obtain the required performance by selecting the material. Further, it is also difficult to search for a novel material. Therefore, by letting a known material transparent to terahertz waves have a photonic crystal structure and controlling the... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20070263953 - Optical switching element: An optical switching element comprising: a multimode waveguide having an electro-optical effect; one or a plurality of first single mode waveguides; a plurality of second single mode waveguides; a first electrode arranged in the vicinity of one edge on one side of the multimode waveguide; a second electrode arranged in... Agent: Oliff & Berridge, PLC

20070263955 - Method and apparatus for improving accuracy of optic sensors used in capillary tube instruments: A method for improving accuracy of optic sensors used in capillary tube instruments. The method involving the step of positioning an optic beam shaping body between the optic sensor and the capillary tube. The optic beam shaping body is adapted to impart corrective shaping upon the optic beam to counteract... Agent: Davis & Bujold, P.l.l.c.

20070263958 - Apparatus and method for providing an optical cross-connect: An optical cross-connect for shifting the location of one or more light beams in and array of light beams is provided. An exemplary embodiment of an optical cross connect includes an input array for inputting an array of light beams; at least a portion of a spherical lens; a plurality... Agent: Calfee Halter & Griswold, LLP

20070263960 - Communication cable assembly and installation method:

20070263954 - Biochemical assay detection in a liquid receptacle using a fiber optic exciter: Biochemical assays that are performed in cuvettes and in the wells of multi-well plates and that utilize excitation and light emission as labels for detection are enhanced by an illumination and detection system that supplies excitation light through an optical fiber that transmits excitation light from an excitation light source... Agent: Townsend And Townsend And Crew, LLP

20070263956 - Method and apparatus for the monitoring and control of a process: A catch side optical system for use in diode laser spectroscopy consisting of a catch side optic optically coupled to a catch side multimode optical fiber and means to mechanically manipulate a section of the catch side multimode optical fiber to minimize catch side mode noise. The mechanical manipulation may... Agent: Swanson & Bratschun, L.L.C.

20070263957 - Optoelectronic hybrid integrated module: In an optoelectronic hybrid integrated module, an insulating layer 31 is overlaid on a substrate 3, an insulating layer 2 containing an optical waveguide 21 is formed on the insulating layer 31, a lower ground electrode 61, an upper ground electrode 62, conductive vias 71, and the like are electrically... Agent: Foley And Lardner LLP Suite 500

20070263959 - Fiber optic buildout converter, physical contact to expanded beam: The fiber optic buildout converter includes a housing, a first fiber optic connector, and a second fiber optic connector. The housing has a first end and a second end. The first fiber optic connector is located near the first end of the housing, and the first fiber optic connector has... Agent: Karl D. Kovach, Esq. Stratos International, Inc.

20070263961 - Hybrid fiber/copper connector system and method: A junction box and hybrid fiber optic cable connector which permit repair of damaged fibers or copper conductors carried by a hybrid fiber/copper cable without requiring replacement of the entire cable assembly or retermination of the cable. A method of repairing a hybrid fiber/copper cable and connector.... Agent: Attention: Steven C. Bruess Merchant & Gould P.C.

20070263962 - Optical component, method for connecting the same, and optical module having the optical component: There are provided a substantially cylindrical optical component, a method for connecting the same, and an optical module having the optical component, whereby adequate gripping force can be exerted during positioning or fixing, and the position in the azimuthal angle about the cylinder axis can be easily aligned. The optical... Agent: GlobalIPCounselors, LLP

20070263963 - Method, apparatus and system for self-aligning components, sub-assemblies and assemblies: Method, apparatus and system for self-aligning components, sub-assemblies and/or assemblies wherein actuators are used to physically move the components, sub-assemblies and/or assemblies such that an appropriate alignment is provided. The efficiency of the alignment may be determined with respect to a qualitative measurement (e.g., bit error rate, optical intensity and... Agent: Patterson & Sheridan, LLP/ Lucent Technologies, Inc

20070263964 - Fiber optic distribution cables and structures therefore: Fiber optic distribution cables and methods for manufacturing the same are disclosed. The fiber optic distribution cables present one or more optical fibers outward of the protective covering for distribution of the same toward the subscriber. In one fiber optic distribution cable, a length of distribution optical fiber that is... Agent: Corning Cable Systems LLC

20070263965 - Tools and methods for manufacturing fiber optic distribution cables: Fiber optic distribution cables and methods for manufacturing the same are disclosed. The methods present one or more optical fibers outward of the protective covering for distribution of the same toward the subscriber. Specifically, the methods include presenting a length of distribution optical fiber outward of the protective covering that... Agent: Corning Cable Systems LLC

20070263966 - Methods for manufacturing fiber optic distribution cables: Fiber optic distribution cables and methods for manufacturing the same are disclosed. The methods present one or more optical fibers outward of the protective covering for distribution of the same toward the subscriber. In one method of making the fiber optic distribution cables, an indexing tube is provided for indexing... Agent: Corning Cable Systems LLC

20070263967 - Light pipe containing material: The present invention relates to an article of manufacture for detecting motion that includes a substrate with a plurality of volumes of material, where each volume is capable of transmitting light from one location on a surface of the substrate to a second location. The present invention also relates to... Agent: Schox PLC

20070263968 - Light pipe containing material: The present invention relates to an article of manufacture for detecting motion that includes a substrate with a plurality of volumes of material, where each volume is capable of transmitting light from one location on a surface of the substrate to a second location. The present invention also relates to... Agent: Schox PLC

20070263969 - Fiber used in wideband amplified spontaneous emission light source and the method of making the same: The present invention relates to a fiber having a core of crystal fiber doped with chromium and a glass cladding. The fiber has a gain bandwidth of more than 300 nm including 1.3 mm to 1.6 mm in optical communication, and can be used as light source, optical amplifier and... Agent: Ladas & Parry

20070263970 - Optical fiber, and optical transmission line and optical transmission system using the same: Disclosed is an optical fiber suitable for an optical transmission line used in WDM system, particularly a single-mode optical fiber whose zero-dispersion wavelength is positioned in a short wavelength band (less than 1370 mm) so as to enable high-speed mass-storage signal transmission over S-C-L band (1460˜1625 nm) and whose dispersion... Agent: Jones Day

20070263971 - Optical fibers with improved resistance to ingressing molecules: An optical fiber includes a glass fiber having a glass core and a cladding that contains voids that are spaced apart from the core, in contact with the core, or form a substantial portion of the core. The voids act as trapping sites for ingressing molecules from the surrounding environment,... Agent: Goodwin Procter LLP Patent Administrator

20070263972 - Optical fiber with cured polymeric coating: An optical fiber having: a) a glass portion; and b) at least one protective coating layer disposed to surround the glass portion, the protective coating layer having a modulus of elasticity value between −40° C. and +60° C. between 5 MPa and 600 MPa, preferably not higher than 500 MPa,... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070263973 - Slanted segmented coupler: A slanted grating coupler for coupling a radiation beam between a waveguide lying substantially in a plane on a substrate and an optical element outside that plane is provided, whereby the slanted grating coupler has a good coupling efficiency for medium or low index contrast material systems. Furthermore, a method... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20070263974 - Laser inscription of optical structures in crystals: A method of altering the refractive index of a region of a crystal comprising focusing a pulsed laser beam at a desired position within the crystal and moving the focused beam along a path such that the focussed beam alters the refractive index of the region of the crystal along... Agent: Dunlap Codding & Rogers, P.C.

20070263975 - Modified-output fiber optic tips: A laser handpiece is disclosed, including a shaped fiber optic tip having a side-firing output end with a double bevel-cut shape. The shaped fiber optic tip can be configured to side-fire laser energy in a direction away from a laser handpiece and toward sidewalls of a treatment or target site.... Agent: Stout, Uxa, Buyan & Mullins LLP

20070258684 - Light emitting device and lighting device: A light emitting device is provided that can effectively dissipate heat generated by high power operation and has superior workability in mounting and less positional displacement. The light emitting device includes a planar base substrate made of a metal, a package member bonded to a main surface side of the... Agent: GlobalIPCounselors, LLP

20070258673 - On-fiber tunable bragg gratings for dwdm applications: A method and apparatus for tunable on-fiber Bragg gratings for DWDM and other applications on a small section of the core of single mode communication of an optical fiber. The method comprises etching most of the cladding on a small section of the fiber; coating the etched portion with a... Agent: John S. Munday, Esquire

20070258674 - Polymer based distributive waveguide sensor for pressure and shear measurement: According to embodiments of the present invention, a distributed pressure and shear stress sensor includes a flexible substrate, such as PDMS, with a waveguide formed thereon. Along the waveguide path are several Bragg gratings. Each Bragg grating has a characteristic Bragg wavelength that shifts in response to an applied load... Agent: Blakely Sokoloff Taylor & Zafman

20070258675 - Multiplexed optical communication between chips on a multi-chip module: When using micro-resonant structures, it is possible to use the same source of charged particles to cause multiple resonant structures to emit electromagnetic radiation. This reduces the number of sources that are required for multi-element configurations, such as displays with plural rows (or columns) of pixels. In one such embodiment,... Agent: Davidson Berquist Jackson & Gowdey LLP

20070258676 - Optical via to pass signals through a printed circuit board: An optical via within a printed circuit board (PCB) to route optical signals from one level to another through the PCB. The optical signals entering the optical via from an optoelectronic device, or other source, may be routed by an optical waveguide to enter other optical vias to a destination... Agent: Avago Technologies, Ltd.

20070258677 - Electrically tunable microresonators using photoaligned liquid crystals: An electrooptically tunable waveguide-coupled microresonator. In one example embodiment, the switch includes a photoalignment layer that enhances control of liquid crystal alignment in the cladding near the coupling region of the microresonator and waveguide.... Agent: Groover & Holmes

20070258679 - Wavelength routing optical switch: An optical switch for routing arbitrary wavelengths between optical fibers in optical networks. The optical switch may include a highly wavelength dispersive element together with a spatially dispersive element to separate the wavelengths. Broadband switch inputs and outputs may be provided for adding and dropping arbitrary wavelengths at each node... Agent: Blakely Sokoloff Taylor & Zafman

20070258678 - Wavelength selective and level adjusting optical device: An optical device enabling reducing device scale is constituted by M circulators (11a, 11b), (M being a natural number), a waveguide-type diffraction grating (12) including M first input/output waveguides (121a, 121b) formed at its one end and M×N second input/output waveguides (125a-1 to 125a-N and 125b-1 to 125b-N) formed at... Agent: Katten Muchin Rosenman LLP

20070258680 - Passive fiber alignment arrangement for coupling to nano-taper optical waveguides: An arrangement for providing passive alignment between an optical fiber and the “tip” of a nanotaper coupling waveguide (the nanotaper formed within the SOI layer of an SO-based optoelectronic arrangement). The arrangement includes a separate fiber carrier support element, including a longitudinal V-groove for supporting the fiber and an alignment... Agent: Wendy W. Koba, Esq.

20070258681 - Optical waveguide device and semiconductor device technical field: In order to make it possible to suppress the influence of reflected light on a connection interface easily and with certainty, an optical waveguide device includes a first optical waveguide (1), a second optical waveguide (2) formed from a material or in a structure different from that of the first... Agent: Kratz, Quintos & Hanson, LLP

20070258682 - Transceiver module assembly with unlatch detection switch: An electrical module assembly is provided that is configured for latching engagement with a receptacle assembly. The module assembly comprises a module housing having an exterior envelope and an interior cavity. The exterior envelope of the module housing is configured to be plugged into the receptacle assembly. A release mechanism... Agent: Robert J. Kapalka Tyco Electronics Corporation

20070258683 - Optically-enabled integrated circuit package: An optically-enabled integrated circuit (IC) package for connecting an electrical circuit board to an optical fiber is presented. The IC package comprises an OSA having a laser which is pre-aligned with the optical fiber. The OSA further comprises a standard electrical interface for the connection to the microchip and a... Agent: Ogilvy Renault LLP

20070258685 - Optical fiber tape core and production method therefor: An optical fiber tape core comprises an optical fiber core assembly and a coating layer formed of silicone rubber and arranged on at least one side of the optical fiber core assembly. In the optical fiber core assembly, plural optical fiber cores two-dimensionally are arranged in parallel with each other.... Agent: Jordan And Hamburg LLP

20070258686 - Chromatic dispersion compensating fiber: Disclosed is a chromatic dispersion compensating optical fiber comprising a central core, an intermediate cladding having a width (r2−r1) of 2.0 microns or greater, and a depressed inner cladding having a refractive index difference Dn3 with the external optical cladding of −3.0×10−3 or lower. At a wavelength of 1550 nm,... Agent: Summa, Allan & Additon, P.A.

20070258688 - Method for laterally-coupling frequency-converted laser radiation out of a resonator: In traveling-wave ring-resonator an optically nonlinear crystal for converting visible radiation to ultraviolet (UV) radiation has an input face and two output faces. The visible light propagates through the crystal from the input face to one of the output faces. That output face is coated with a dichroic optical coating... Agent: Stallman & Pollock LLP

20070258687 - Radiation-curable resin composition: A radiation-curable resin composition comprising (A) 0.1-10 wt % of a compound including a phosphite group and a phenolic hydroxyl group was found to have excellent storage stability, produces a cured product which excels in durability and generates only a small amount of hydrogen gas, and is useful for coating... Agent: Nixon & Vanderhye, PC

20070258689 - Coupling electromagnetic wave through microcircuit: A device includes a waveguide layer formed on a substrate. An ultra-small resonant structure emits electromagnetic radiation (EMR) in the waveguide layer. One or more circuits are formed on the waveguide layer and each operatively connected thereto to receive the EMR emitted by the ultra-small resonant structure. The waveguide layer... Agent: Davidson Berquist Jackson & Gowdey LLP

20070258690 - Integration of electromagnetic detector on integrated chip: A device includes an integrated circuit (IC) and at least one ultra-small resonant structure and a detection mechanism are formed on said IC. At least the ultra-small resonant structure portion of the device is vacuum packaged. The ultra-small resonant structure includes a plasmon detector having a transmission line. The detector... Agent: Davidson Berquist Jackson & Gowdey LLP

20070258691 - Methods for fabricating polymer optical waveguides on large area panels: This invention describes methods for fabricating polymer optical waveguides, and polymer optical waveguides themselves wherein at least one of the optical layers is deposited by a two-stage deposition process. In particular, the two-stage deposition process comprises spinning as the second step. Preferably, the polymer optical waveguide comprises a three layer... Agent: Miller, Matthias & Hull

20070258693 - Fiber detector apparatus and related methods: A fiber detector apparatus includes a hub having one or more electrical contacts. The hub is configured to be placed against a connector, which is disposed on an electromagnetic energy source, such that electrical continuity is established between the electrical contacts of the hub and electrical contacts on a connector... Agent: Stout, Uxa, Buyan & Mullins LLP

20070258692 - Lawn maintenance cable guard: A cable guard or means (with or without a decorative cap) of protecting wiring, cable lines, cable TV lines, phone lines, satellite cables, and yard lighting wires from damage caused by lawn maintenance equipment, covering the cable above the ground and below the ground, and can be secured to the... Agent: Charles Saron Knobloch

20070258694 - Test apparatus and cable guide unit: A test apparatus includes a test head including a plurality of test boards for applying a test pattern to a device under test, a main frame for controlling a test sequence by the test head, and a fibre optic cable unit including a plurality of flat cables for optically coupling... Agent: Osha Liang L.L.P.

20070253660 - Photonic-crystal electromagnetic-wave device including electromagnetic-wave absorptive portion and method for producing the same: A photonic-crystal electromagnetic-wave device includes a photonic crystal structure having a periodically changed optical property at least in one direction. The photonic crystal structure includes electromagnetic-wave absorptive portions periodically arranged, each of the absorptive portions having an extinction coefficient larger than that of the other portions of the photonic crystal... Agent: Fitzpatrick Cella Harper & Scinto

20070253659 - Optical switch, optical modulator and wavelength variable filter: An optical switch, an optical modulator, and a wavelength variable filter each have a simple configuration, which requires only a low driving voltage, which is independent of polarization, and which can operate at high speed. An optical switch includes a 3-dB coupler placed on an output, a 3-dB coupler placed... Agent: Workman Nydegger

20070253661 - Waveguide polarization beam splitters and method of fabricating a waveguide wire-grid polarization beam splitter: A method in effectuating the redirection of light which is propagated within a waveguide, and which eliminates the necessity for a bending of the waveguide, or the drawbacks encountered in directional changes in propagated light involving the need for sharp curves of essentially small-sized radii, which would resultingly lead to... Agent: Scully Scott Murphy & Presser, PC

20070253662 - Phase responsive optical fiber sensor: The location of a physical disturbance along an optical waveguide is determined by measuring different propagation times for the resulting phase variation to propagate to phase responsive receivers at ends of bidirectional signal paths. Each receiver can have a coupler that functions as a beam combiner and as a beam... Agent: Duane Morris, LLPIPDepartment

20070253663 - 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 substrate. A BOX layer of the... Agent: Honeywell International Inc.

20070253664 - Integration of a gain equalization filter in a gain medium: An optical waveguide for use in amplifying light signals with an integrated gain equalization filter. The optical waveguide includes a gain section for amplifying light signals. The optical waveguide further includes an equalization filter to improve the uniformity of optical gain over a wavelength range for which the gain section... Agent: Eric L. Maschoff, Esq. Workman Nydegger

20070253665 - Fiber optic wet connector acceleration protection and tolerance compliance: Fiber optic wet connector acceleration protection and tolerance compliance. In a described embodiment, a fiber optic connection system for use in a subterranean well includes two assemblies, each having a fiber optic connector. A biasing device applies a biasing force which maintains the fiber optic connectors operatively connected to each... Agent: Marlin R. Smith Konneker & Smith

20070253666 - Fiber connector and adapter: Fiberoptic connector and adapter assembly includes a fiberoptic connector received within an adapter. The connector has a cover on the connector housing. The cover pivots between open and closed positions to expose or cover, respectively, a optical fiber contained within the connector. Longitudinal guides of the connector are received cooperating... Agent: Merchant & Gould PC

20070253667 - Optoelectronic component with multi-part housing body: An optoelectronic component (1) is proposed that comprises a housing body (2) and at least one semiconductor chip (8) disposed thereon, said housing body having a base part (13) comprising a connector body (16), on which a connecting conductor material (6, 7) is disposed, and said housing body having a... Agent: Fish & Richardson PC

20070253668 - Method of producing germanosilicate with a high refractive index change: The present invention relates to a method of producing germanosilicate. The formed germanosilicate comprises a refractive index change Δn. The method includes forming a gel from a sol comprising germaniumoxide, or a precursor thereof, and silicate, or a precursor thereof, by means of a sol-gel process. The method further includes... Agent: Foley & Lardner LLP

20070253669 - Fiber coating processing and slitting for non-confined light leakage: An optical fiber and methods of processing and manufacturing an optical fiber comprising a core, a cladding and a coating covering a segment of the cladding proximate to an end of the optical fiber are presented where patterned apertures are provided in the coating such that a portion of light... Agent: Ratnerprestia

20070253670 - Optical waveguide device and manufacturing method thereof: An optical waveguide device which includes an optical waveguide part and a photonic device mounting part is provided. A mask is patterned after high-temperature annealing to form a pedestal block on which a light emitting device is mounted. Thus, there is no influence on the mask, even if the device... Agent: Sughrue Mion, PLLC

20070253671 - Cable connection apparatus: An exemplary embodiment provides for a cable connection apparatus wherein a connector is mounted on a disk drive chassis, or a sub-assembly attachable to a chassis, such that a cable that connects to the connector will do so along an axis parallel to the chassis or subassembly that the connector... Agent: Law Office Of Mark J. Spolyar

20070253672 - Optical cable exit trough: A cable exit trough is mountable to a lateral trough section either during initial assembly of the cable routing system, or at a later date. The exit trough includes a bracket portion mountable to the top edge of one of the sides of the lateral trough section. Two lead-ins are... Agent: Attention Of Steven C. Bruess Merchant & Gould P.C.

20070253673 - Optical feedthrough assembly for use in implantable medical device: An optical feedthrough assembly is provided that is configured to be disposed through the canister of an implantable medical device. The optical feedthrough assembly comprises a ferrule having an aperture therethrough and an inner surface therethrough. An optical fiber passes through the aperture, and a compression seal stack is disposed... Agent: Medtronic, Inc.

20070253674 - Illuminated latch indicator assembly: An assembly for providing an indicator includes a light source, a stationary member, a first optical fiber coupled to the light source and to the stationary member, a movable panel, and a first latch assembly coupling the stationary member and the movable panel. The latch assembly has an unlatched position... Agent: Ostrager Chong Flaherty & Broitman, P.C.