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"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."
Napoleon Bonaparte ; When told of the Robert Fulton steamboat
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| Number | Title | Issue Date |
| 8184360 | Wavelength converting devices A harmonic wave oscillating device having a supporting body, a wavelength converting layer, a lower side adhesive layer that adheres the wavelength converting layer and the supporting body, an upper side substrate provided on the side of an upper face of the wavelen... | 05/22/2012 |
| 8149501 | Quantum entangled photon pair generating device Excitation light is split into two components with mutually orthogonal polarization. One component is fed clockwise and the other component is fed counterclockwise into a polarization maintaining loop. A second-order nonlinear optical medium disposed in the loop gen... | 04/03/2012 |
| 8144391 | Wavelength converter, image display and machining apparatus A wavelength converter is provided with an infrared light source (1) for emitting a fundamental wave having a wavelength of 2000 nm or shorter, a wavelength conversion element (3) composed of a nonlinear optical crystal having a periodical polarization... | 03/27/2012 |
| 8125703 | Wavelength converter and image display with wavelength converter Upon obtaining green light as wavelength converted light by causing infrared light to be incident on a wavelength conversion element, the absorption of the green light occurs due to the generation of ultraviolet light as sum-frequency light of the infrared light and... | 02/28/2012 |
| 8120842 | Wavelength conversion device, laser apparatus, image forming apparatus, and display apparatus A wavelength conversion device enabling the stable output of high-power harmonic light is disclosed. The wavelength conversion device includes MgO:LiNbO3 (PPMgLN) having a periodic polarization reversed structure, and the +Z and −Z surfaces of the PPMgL... | 02/21/2012 |
| 8064129 | Process for poling a ferroelectric material doped with a metal A process for poling a ferroelectric material doped with a metal, which process comprises: (i) defining an electrode pattern on a −z face of a crystal of the ferroelectric material doped with the metal; (ii) providing an electrode material; (iii) poling at a tempe... | 11/22/2011 |
| 8009350 | Laptop-size high-order harmonic generation apparatus using near field enhancement Disclosed herein is a laptop-size high-order harmonic generation apparatus using near field enhancement. The laptop-size high-order harmonic generation apparatus using near field enhancement includes a femtosecond laser generator, light transfer means for transferri... | 08/30/2011 |
| 7999998 | Short wavelength light source and laser image forming apparatus A short wavelength light source includes a wavelength conversion element having an incident surface, on which a fundamental wave is incident, and an output surface, from which a harmonic wave is outputted. The wavelength conversion element converts the fundamental w... | 08/16/2011 |
| 7986452 | High-speed multiplied signal generating method and device It is an object of the present invention to provide an apparatus that can obtain a multiplied harmonic signal fast and with ease, and the method using the apparatus. The object is attained by the method for obtaining a multiple harmonic signal comprises, supp... | 07/26/2011 |
| 7948673 | Optical wavelength conversion element having a cesium-lithium-borate crystal An optical wavelength conversion element includes a cesium-lithium-borate crystal processed into a 10-mm long optical element cut in an orientation that allows a fourth harmonic of a Nd:YAG laser to be generated. A transmittance (Ta) at 3589 cm−1 in an ... | 05/24/2011 |
| 7940451 | Wavelength converter and wavelength conversion apparatus A wavelength converter which performs simultaneously wavelength conversion for a plurality of input light wavelengths that are unequally intervals, is provided. The nonlinear material of the wavelength converter has a modulation structure which has modulation of a n... | 05/10/2011 |
| 7911683 | Harmonic generator A harmonic wave oscillating system includes a solid-state laser oscillator, a converting waveguide converting a wavelength of a laser light oscillated from the solid-state laser oscillator to oscillate a harmonic wave, an incident-side end face of the laser light, a... | 03/22/2011 |
| 7903325 | Wavelength converter and image display device Since the absorption of a fundamental wave by a fiber increases if it is tried to obtain a wavelength conversion light of watt-class high output, the fiber length needs to be shortened. However, since oscillation efficiency conversely decreases if the fiber length i... | 03/08/2011 |
| 7898730 | Apparatus and methods of broadband second harmonic generation Apparatus and methods for second harmonic generation with a waveguide. In one embodiment, a method includes the steps of providing a waveguide, wherein the waveguide has a substrate, and a polydomain epitaxial thin film on the substrate, wherein the polydomain epita... | 03/01/2011 |
| 7894126 | Broadband Terahertz radiation generation and detection system and method The invention relates to a broadband Terahertz (THz) radiation generation and detection system and method. THz radiation is generated by optical rectification of an ultrashort pump pulse of a first wavelength having a duration in the picosecond- or sub-picosecond ra... | 02/22/2011 |
| 7852549 | Method and apparatus for pulsed harmonic ultraviolet lasers An apparatus for producing coherent, pulsed ultraviolet light with pulse durations that range between 1 ps and 1 μs includes one or more source lasers in the visible or near-infrared frequency range. The apparatus also includes one or more FC stages, at least one o... | 12/14/2010 |
| 7848011 | Wavelength converting element A wavelength converting element which does not generate crystal destruction and output saturation of a second harmonic due to a third harmonic generated inside the element is provided. The wavelength converting element receives a fundamental wave which is light havi... | 12/07/2010 |
| 7848012 | Method and apparatus for continuous wave harmonic laser An apparatus for producing coherent, continuous wave, ultraviolet light, includes one or more source lasers in the visible or near-infrared frequency range. The apparatus also includes one or more frequency conversion stages. Each of the one or more frequency conver... | 12/07/2010 |
| 7826132 | Power stabilization of semiconductor laser harmonic frequency conversion modules The invention relates to a fiber laser and harmonic frequency conversion module incorporating a 90 degree Polarization Maintaining (PM) fiber fusion splice therebetween for providing temperature insensitive power stabilization. The present invention has found that i... | 11/02/2010 |
| 7813033 | Connecting structures comprising heated flexures and optical packages incorporating the same Particular embodiments of the present invention relate generally to connecting structures comprising heated flexures for aligning a first component with a second component. According to one embodiment of the present invention, an optical package includes a laser, a ... | 10/12/2010 |
| 7804640 | Composite cavity for enhanced efficiency of up-conversion Methods, apparatus and systems for an up-converter resonant cavity light emitting diode device includes a semiconductor light source, an up-converter to form the light emitter with up-converting materials and an electrical source coupled with the semiconductor light... | 09/28/2010 |
| 7796324 | Wavelength converting apparatus and image displaying apparatus A wavelength converting apparatus comprising: a laser resonator; a first wavelength converting element that converts a fundamental wave outputted from the laser resonator into a harmonic wave; a first temperature control element that controls the temperature of the ... | 09/14/2010 |
| 7791790 | Wavelength converter A wavelength converter including a fiber provided with a laser active substance and formed with first and second fiber gratings embedded in the fiber, a laser light source that allows pumping light to be incident on the fiber, a laser resonator formed by optically c... | 09/07/2010 |
| 7742221 | Short-wavelength light source A short wavelength light source of the present invention comprises a nonlinear crystal having a periodical polarization reversal structure. The polarization reversal structure of the nonlinear crystal is divided into a plurality of regions and the polarization rever... | 06/22/2010 |
| 7715090 | 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. ... | 05/11/2010 |
| 7692848 | Wavelength conversion module, laser light source device, two-dimensional image display device, backlight light source, liquid crystal display device and laser processing device A wavelength conversion module includes: a first fundamental wave propagation optical fiber for propagating a fundamental wave emitted from a laser light source; a first wavelength conversion element, optically connected to the first fundamental wave propagation opt... | 04/06/2010 |
| 7643205 | Harmonics generating devices A harmonics generating device including a supporting substrate; a wavelength conversion layer having a three-dimensional optical waveguide provided with a periodic domain inversion structure therein, a base adhesive layer for adhering a lower face of the wavelength ... | 01/05/2010 |
| 7612934 | Nonresonant multiple pass nonlinear structure A system, a structure, and a method for the generation of second harmonic light are provided. A laser system comprises a seed laser that produces a fundamental frequency light, and a nonresonant multiple pass nonlinear structure generates a second harmonic light usi... | 11/03/2009 |
| 7538936 | Pulse laser beam generating device To induce a targeted non-linear optical effect by a high-peak-power light by using a light pulse from a semiconductor laser without using a light pulse from a large, high-average-power solid laser such as titanium sapphire laser. A semiconductor laser pulse beam wit... | 05/26/2009 |
| 7518786 | Power stabilization of semiconductor laser harmonic frequency conversion modules The invention relates to a fiber laser and harmonic frequency conversion module incorporating a 90 degree Polarization Maintaining (PM) fiber fusion splice therebetween for providing temperature insensitive power stabilization. The present invention has found that i... | 04/14/2009 |
| 7515330 | Metamaterial structures for light processing and method of processing light A metamaterial structure for light processing includes a light guide and a composite resonant electromagnetic (EM) structure having a resonant frequency. The composite resonant EM structure is arranged to interact with light propagating along the light guide to upco... | 04/07/2009 |
| 7511880 | Semiconductor light source module The present invention provides a semiconductor light source module including: a semiconductor light source for emitting a light flux with a predefined wavelength; a SHG element for converting an incident light flux entering onto an incident end surface of the SHG el... | 03/31/2009 |
| 7486434 | Optical antenna array for harmonic generation, mixing and signal amplification An optical antenna collects, modifies and emits energy at light wavelengths. Linear conductors sized to correspond to the light wavelengths are used. Nonlinear junctions of small dimension are used to rectify an alternating waveform induced upon the conductors by th... | 02/03/2009 |
| 7437083 | Wavelength converter A wavelength converter for binary optical signals includes an interferometer structure (110) for generating an output signal by modulating a received local signal (LS) according to the modulation of a fUrther received first input signal (IS 1). When su... | 10/14/2008 |
| 7428359 | All-optical logic gates using nonlinear elements—claim set IV An all-optical logic gates comprises a nonlinear element such as an optical resonator configured to receive optical input signals, at least one of which is amplitude-modulated to include data. The nonlinear element is configured in relation to the carrier frequency ... | 09/23/2008 |
| 7423802 | Illumination module An illumination module may provide light in a plurality of colors including Red-Green-Blue (RGB) light and/or white light. The light from the illumination module may be directed to a 3LCD system, a Digital Light Processing (DLP®) system, a Liquid Crystal on Silicon... | 09/09/2008 |
| 7413430 | Crystal base plate and pressing device The upper block 12 contacts the bearing block 20, and the bearing block 20 is coupled to the upper plate 21. The upper block 12 has a protruding part 22 on the upper surface that is worked into a convex surface with a radius... | 08/19/2008 |
| 7403327 | Wavelength conversion element having multi-gratings and light generating apparatus using said element, and wavelength conversion element having cylindrical ferroelectric single crystals and light generating apparatus using said element A wavelength conversion element having multi-gratings free from damage propagation and a light generating apparatus using it, and a wavelength conversion element having multi-gratings to make a thermal distribution centrosymmetric, and being free from damage propaga... | 07/22/2008 |
| 7396476 | Method for reducing harmonic distortion in comb drive devices Methods of fabricating comb drive devices utilizing one or more sacrificial etch-buffers are disclosed. An illustrative fabrication method may include the steps of etching a pattern onto a wafer substrate defining one or more comb drive elements and sacrificial etch... | 07/08/2008 |
| 7397598 | Light source unit and light irradiation unit In nonlinear optical crystal 183D, each step of wavelength conversion can be performed using another fundamental wave that is output from light output unit 1612, without using the fundamental wave whose output level has been attenuated after... | 07/08/2008 |
