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US20140064660 LIGHTGUIDE DESIGN TECHNIQUES  
Techniques are disclosed for obtaining a desired luminance and/or intensity distribution from any lighting fixture that is illuminated by a lightguide. The techniques can be used, for instance, to...
US20110217001 HIGHLY NONLINEAR OPTICAL WAVEGUIDE STRUCTURE WITH ENHANCED NONLINEARITY AND MECHANICAL ROBUSTNESS  
There is described an optical waveguide structure exhibiting nonlinear properties, a method of fabricating such, and an optical coupling device made of two of such optical waveguide structures....
US20130294722 Practical multiply resonant photonic crystal nanocavity  
Intersecting photonic crystal structures provide overlapping cavity modes that can have widely separated resonant frequencies. These photonic crystal structures can be either 1-D photonic crystal...
US20050254760 Light tranmitting medium  
Non-linear optical characteristics of a carbon nanotube are applied to an optical communication field. An optical transmission medium (12) obtained by incorporating a carbon nanotube having...
US20130259437 PULSE EXCITED THZ WAVEGUIDE SOURCE BASED ON OPTICAL RECTIFICATION  
The invention is a THz waveguide source (3) having a core (9) of great nonlinear coefficient and of a great absorption. The source (3) is adapted to behave as a waveguide in pumping and also in...
US20150192732 LONG WAVELENGTH GENERATION IN OPTICAL FIBER  
The invention relates to a supercontinuum source comprising a pump light source arranged to emit pump light and a nonlinear fiber having a core arranged to receive the pump light. The...
US20070223866 Controllable electromagnetically responsive assembly of self resonant bodies  
An electromagnetically responsive element includes an arrangement of controllable self-resonant bodies, such as atoms or quantum dots that form an effective dielectric constant, typically at or...
US20150063767 METHOD AND DEVICE FOR REDUCING MODE INSTABILITY IN AN OPTICAL WAVEGUIDE  
The invention relates to a method and corresponding devices for reducing mode instability in an optical waveguide (1), a light signal becoming unstable in the optical waveguide (1) beyond an...
US20150147038 Optical Waveguide Devices  
An optical waveguide device 1 includes a thin layer 3 and a ridge portion 5 loaded on the thin layer 3. The thin layer 3 is made of an optical material selected from the group consisting of...
US20150168645 METAMATERIALS WITH ENHANCED NONLINEARITY  
Embodiments provide metamaterials having an enhanced nonlinear response to light. The metamaterials are artificially manufactured materials having a nonlinear response to light greater than that...
US20120195560 OPTICAL FIBER MODULE  
An optical fiber module includes a polarization-maintaining highly-nonlinear optical fiber and a housing. The polarization-maintaining highly-nonlinear optical fiber includes a core, a cladding...
US20100040335 LIFETIME EXTENDING AND PERFORMANCE IMPROVEMENTS OF MICRO-STRUCTURED FIBRES VIA HIGH TEMPERATURE LOADING  
The invention relates to an optical fibre comprising a core and a cladding comprising a core material and a cladding material, respectively, wherein said fibre is a non-linear microstructured...
US20130265635 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...
US20090152475 Analyzer, Authenticity Judging Device, Authenticity Judging Method, and Underground Searching Method  
The present invention relates to an analyzing apparatus and the like having a structure for enabling spectrometry and the like up to a longer frequency region while being excellent in...
US20140199038 HIGH REFRACTIVE INDEX CLADDING MATERIAL AND ELECTRO-OPTICAL POLYMER OPTICAL WAVEGUIDE  
There is provided an optical waveguide which has appropriate orientation properties, a production process of which is simple so as to be suitable for producing an electro-optical element, and is...
US20110008008 MULTIFERROIC MATERIALS FOR TUNABLE PERMITTIVITY OR PERMEABILITY  
An apparatus has a waveguide that includes a multiferroic medium. A controller is configured to apply a mechanical strain or a control electric or magnetic field to the multiferroic medium. The...
US20080112663 Layered electromagnetically responsive assembly  
An electromagnetically responsive element includes sets of arrangements of self-resonant bodies, such as atoms or quantum dots that form an effective dielectric constant, typically at or near a...
US20110052119 FIBER OPTIC DEVICE  
A fiber optic device outputs, at high conversion efficiency, an idler lightwave having a wavelength λ2 different from the wavelength of a signal lightwave by converting the signal lightwave having...
US20060083469 Means and method for coupling optical components  
There is disclosed herein a process of optically and mechanically coupling two or more than two optical components with a strippable and removable refractive index matching silicone elastomer...
US20090034924 Photonic Devices Having Degenerate Or Split Spectral Band Edges And Methods For Using The Same  
Provided herein are photonic devices configured to display photonic band gap structure with a degenerate or a split band edge. Electromagnetic radiation incident upon these photonic devices can be...
US20070206903 SBS reduction in optical media  
A method and arrangement for stimulated Brillouin scattering (SBS) reduction in optical media that generate SBS are provided. SBS is reduced by providing a plurality of segments of optical medium...
US20110116800 NONLINEARITY COMPENSATION IN A FIBER OPTIC COMMUNICATIONS SYSTEM  
An optical communications link is described, comprising first and second fiber lines in substantial scaled translational symmetry by a common scaling factor with respect to a second-order...
US20140119700 NON-LINEAR FIBER RESISTANT TO PERTURBATIONS  
Embodiments of the present invention relate to a fiber design that achieves high nonlinearity, an effective index providing phase matching for an illustrative wavelength conversion process, and a...
US20120195554 SPLICING AND CONNECTORIZATION OF PHOTONIC CRYSTAL FIBERS  
The present invention relates to an optical fiber comprising at least a first end with an first end facet, the optical fiber comprising a core region capable of guiding light at a first wavelength...
US20110268401 Nonlinearity Compensation In A Fiber Optic Communications System  
An optical communications link is described, comprising first and second fiber lines in substantial scaled translational symmetry by a common scaling factor with respect to a second-order...
US20070297732 EFFICIENT NONLINEAR OPTICAL WAVEGUIDE USING SINGLE-MODE, HIGH V-NUMBER STRUCTURE  
Optical waveguide devices characterized by low loss for a fundamental mode and high loss for higher order modes are disclosed. The high loss is sufficiently high that the waveguide is effectively...
US20100061410 System and method for controlling nonlinearities in laser units  
An optical system includes a launching component radiating a beam of light at a fixed power, a specialty component, which receives the beam and is configured with a transverse mode field diameter...
US20090225404 Guided thermal nonlinearity cell  
A guiding nonlinearity cell. The novel nonlinearity cell includes a nonlinear medium and a waveguide adapted to guide input electromagnetic energy through the nonlinear medium. In an illustrative...
US20090147353 SURFACE EMISSION APPARATUS, LIGHT GUIDE, AND METHOD OF MANUFACTURING LIGHT GUIDE  
A surface emission apparatus includes a first light source for emitting invisible light rays; a second light source for emitting visible light rays; a light guide having a light entrance surface...
US20080044148 ENHANCEMENT OF SECOND-ORDER NON-LINEAR OPTICAL SUSCEPTIBILITIES IN ORGANIC FILM MATERIALS USING NON-CENTROSYMMETRIC NANOPARTICLES  
A non-linear optical material comprising a plurality of non-centrosymmetric nanoparticles juxtaposed to non-linear optical (NLO) film at a localized surface Plasmon resonance (LSPR) of the...
US20100209060 OPTICAL PULSE RESHAPING DEVICE, OPTICAL PULSE LIGHT SOURCE, SUPER-CONTINUUM LIGHT GENERATOR AND METHOD FOR SUPER-CONTINUUM LIGHT GENERATION  
Regarding an optical pulse reshaping device of CPF type, there are subjects to reduce the number of stages by enhancing a compression efficiency as extremely higher for one stage of the CPF with...
US20110091149 POLING STRUCTURES AND METHODS FOR PRODUCING ELECTRO-OPTIC ACTIVITY IN ORGANIC NONLINEAR OPTICAL MATERIALS FOR ELECTRO-OPTIC DEVICES  
Poling structures and methods utilizing an electrostatic field generated from a polar dielectric material, including pyroelectric and ferroelectric materials, to produce electro-optic activity in...
US20120177332 Optical Pulse Compressor  
Optical pulse compensator having a chirp unit including a normal dispersion fiber that provides a positive chirp to an input pulse and having a dispersion compensator including an anomalous fiber...
US20080304788 Broadband Light Source Having a Microstructured Optical Fiber for Endoscopic and Fluorescence Microscopic Examination Devices, in Particular for Special Devices for Optical Biopsy  
The invention relates to an arrangement for generating a broadband spectrum that can be used in particular as a light source for short coherence interferometry and confocal microscopy as well as...
US20070189662 All-optical switch  
In a Mach-Zehnder optical circuit that has a 3 dB coupler 10 whereby an NRZ light signal 53 inputted to an input port 7 is distributed to both arms of the circuit, a 3 dB coupler 3 whereby CW...
US20110188112 Nonlinear Frequency Conversion in Nanoslot Optical Waveguides  
A waveguide device for frequency mixing or conversion through birefringent phase matching, having two suspended horizontal waveguides with an air-filled horizontal nanoslot between them. The...
US20070258675 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...
US20110293290 Multimode Optical Fibers  
A multimode optical fiber has an equivalent modal dispersion value (DMDinner&outer) of less than 0.11 ps/m for (Δλmax×D)>0.07 ps/m as measured on a modified DMD graph. The modified DMD graph...
US20080316589 Laser Source  
An optical device for generating a beat frequency between two optical wavelengths includes two waveguides (2a, 2b) of different width and a grating layer (4) that is common to both wave guides.
US20080089640 Photonic-based interconnects for interconnecting multiple integrated circuits  
Various embodiments of the present invention are directed to photonic-based interconnects for transmitting data encoded in electromagnetic signals between electronic mosaics. In one embodiment of...
US20150036701 LARGE CORE HOLEY FIBERS  
Holey fibers provide optical propagation. In various embodiments, a large core holey fiber comprises a cladding region formed by large holes arranged in few layers. The number of layers or rows of...
US20090232462 Nonlinear crystal and waveguide array for generation of terahertz radiation  
Techniques for generating terahertz (THz) radiation are provided in which each nonlinear crystal in an array of such crystals is coupled to one or more corresponding waveguides such that any THz...
US20090190893 OPTICAL PULSE COMPRESSOR  
Optical pulse compressor having a chirp unit including a normal dispersion fiber that provides a positive chirp to an input pulse and having a dispersion compensator including an anomalous fiber...
US20120236314 BROADBAND GENERATION OF MID IR, COHERENT CONTINUA WITH OPTICAL FIBERS  
Coherent and compact supercontinuum light sources for the mid IR spectral regime are disclosed and exemplary applications thereof. The supercontinuum generation is based on the use of highly...
US20130314767 SYSTEMS AND METHODS FOR FIBER OPTIC PARAMETRIC AMPLIFICATION AND NONLINEAR OPTICAL FIBER FOR USE THEREIN  
A high confinement nonlinear optical fiber is provided along with methods of parametric amplification for use thereof The nonlinear optical fiber may include a plurality of concentric layers which...
US20100033806 Wavelength Converter Manufacturing Method and Wavelength Converter  
Affords a wavelength converter manufacturing method and a wavelength converter whereby the transmissivity can be improved. A method of manufacturing a wavelength converter (10a) is provided with...
US20150016792 HIGHLY NONLINEAR OPTICAL FIBER WITH IMPORVED SBS THRESHOLD AND MODERATE ATTENUATION  
A highly nonlinear optical fiber having an improved stimulated Brillouin scattering threshold is provided. The fiber includes a central core region made substantially from silica doped with...
US20140178020 METHODS AND APPARATUS FOR POWER-EQUALIZED OPTICAL FREQUENCY COMB GENERATION  
An optical device for generating a frequency comb includes an optical source and a first waveguide comprising a nonlinear optical medium operable to mix at least two input optical waves to...
US20130321433 FRONTLIGHT DEVICE WITH INTEGRATED ELECTRICAL WIRING  
This disclosure provides systems, methods, and apparatus related to a the design of arrays of electrodes in a device which includes a light-guiding layer in optical contact with the electrodes. In...
US20090268999 LOW LOSS OPTICAL POLYMER AND DEVICES MADE THEREFROM  
A electro-optic composite comprising a polymer having the structure and a nonlinear optical chromophore having the structure D-π-A, wherein: R is an alkyl, aryl, heteroalkyl, or heteroaryl,...

Matches 1 - 50 out of 93 1 2 >