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8792525 Compact optical frequency comb systems  
Compact optical frequency sources are described. The comb source may include an intra-cavity optical element having a multi-material integrated structure with an electrically controllable active...
8792527 Mount for semiconductor devices using conformable conductive layers, and method  
Mount for semiconductor laser devices comprises thermally conductive anode and cathode blocks on either side of semiconductor laser device such as laser diode. Interposed between at least the...
8792530 Laser arrangement and system, and a medical laser treatment system thereof  
A method for providing a laser beam and a laser arrangement that includes an elongated tube; an elongated discharge region within the elongated tube including a discharge medium to be excited to...
8789497 Laser spark plug and method for operating same  
A laser spark plug is described, in particular for an internal combustion engine of a motor vehicle, having a combustion chamber window situated in an end area facing the combustion chamber....
8783874 Compressive optical display and imager  
Methods and systems for a compressive optical display and imager using optical scanning and selection and three-dimensional beamforming optics. Standard pixel data can generate a compressed image...
8786940 Despeckling apparatus and method  
An apparatus and method that reduces laser speckle by using stimulated Raman scattering in an optical fiber. The fiber core diameter and length are selected to achieve a desired output color. An...
8787411 Mode-locked fiber laser based on narrowband optical spectral filtering and amplifier similaritons  
Implementations and examples of mode-locked fiber lasers based on fiber laser cavity designs that produce self-similar pulses (“similaritons”) with parabolic pulse profiles with respect to time at...
8787418 Emitting device with compositional and doping inhomogeneities in semiconductor layers  
A device including one or more layers with lateral regions configured to facilitate the transmission of radiation through the layer and lateral regions configured to facilitate current flow...
8787416 Laser diode using zinc oxide nanorods and manufacturing method thereof  
Provided are a laser diode using zinc oxide nanorods and a manufacturing method thereof. The laser diode using zinc oxide nanorods according to one embodiment of the present disclosure includes: a...
8787415 Bias current control of laser diode instrument to reduce power consumption of the instrument  
Embodiments for driving a laser diode includes generating a bias current having a duty cycle that is less than 100%. The current level of the bias current is insufficient to turn on the laser...
8787413 Temperature controller for gas laser  
A temperature controller for a gas laser which controls temperatures of a plurality of temperature-controlled apparatuses including a first temperature-controlled portion requiring a...
8787417 Laser light coupling into SOI CMOS photonic integrated circuit  
A hybrid laser for generating radiation includes an optical passive material and an optical active material. The laser includes a first optical waveguide and optical laser components with...
8787412 Method for calibrating a tunable laser  
Method for calibrating and tuning a part wise monotonically, continuously tunable semiconductor laser having a phase section and a first Bragg reflector section, through which sections a phase...
8787419 High reliability etched-facet photonic devices  
Semiconductor photonic device surfaces are covered with a dielectric or a metal protective layer. The protective layer covers the entire device, including regions near facets at active regions, to...
8785859 Distributed optical fiber sensor based on Raman and Brillouin scattering  
A distributed optical fiber sensor based on Raman and Brillouin scattering is provided. The distributed optical fiber sensor includes a semiconductor FP cavity pulsed wideband optical fiber laser...
8787410 Compact, coherent, high brightness light sources for the mid and far IR  
Compact high brightness light sources for the mid and far IR spectral region, and exemplary applications are disclosed based on passively mode locked Tm fiber comb lasers. In at least one...
8786840 Method and device for remotely monitoring an area using a low peak power optical pump  
A method and device for remotely monitoring an area using a low peak power optical pump comprising one or more pumping sources, one or more lasers; and an optical response analyzer. Each pumping...
8787420 Integrated semiconductor laser element  
Integrated are: semiconductor lasers of distributed feedback type that oscillate in single mode at emission wavelengths different from one another; a coupler that has as many input ports as the...
8785810 Laser optical system, repair apparatus and method using the same  
According to example embodiments, a laser optical system includes a laser generator, at least one scan module, an objective lens, a relay lens, a review optical system, and a control device. The...
8785897 Monolithic opto-isolators  
Monolithic opto-isolators and arrays of monolithic opto-isolators are disclosed. The monolithic opto-isolators are manufactured in a single semiconductor wafer where they may be tested at the...
8786924 Grating for tuning a light source  
A system includes a light source and a grating cube. The grating cube includes a transmission volume holographic grating positioned between two prisms. The transmission volume holographic grating...
8787414 Methods and systems for providing a low stress electrode connection  
Systems and methods for providing a low stress electrode connection capable of carrying a high electrical current to an edge-emitting device, such as a laser diode are described. Systems and...
8785226 Epitaxial growth of in-plane nanowires and nanowire devices  
Exemplary embodiments provide semiconductor nanowires and nanowire devices/applications and methods for their formation. In embodiments, in-plane nanowires can be epitaxially grown on a patterned...
8783878 Optical system and method  
An optical system (100) comprises a coherent light source (101) and optical elements for directing light from the source to a target (1001). The optical elements include at least one diffusing...
8783900 LED replacement lamp and a method of replacing preexisting luminaires with LED lighting assemblies  
A lighting apparatus for retrofitting an existing luminaire includes a plurality of light emitting diodes (LED) of similar or differing wavelengths arranged and configured in at least one light...
8780949 Optical semiconductor device  
An optical semiconductor device includes: a semiconductor substrate; a semiconductor laser part on the semiconductor substrate and having a vertical ridge; and an optical modulator part on the...
8780948 Precision photonic oscillator and method for generating an ultra-stable frequency reference using a two-photon rubidium transition  
Embodiments of an ultra-stable frequency reference generating system and methods for generating an ultra-stable frequency reference using a two-photon Rubidium transition are generally described...
8780951 Distributed Bragg's reflector of digital-alloy multinary compound semiconductor  
There is provided a distributed Bragg's reflector (DBR) comprising a substrate and an unit distributed Bragg's reflector (DBR) layer, wherein a multi-layer is laminated on the substrate. The unit...
8780440 Dispersion compensation in chirped pulse amplification systems  
A chirped pulse amplification system includes a laser source providing an input laser pulse along an optical path. The input laser pulse is characterized by a first temporal duration. The system...
8780950 Surface emitting semiconductor laser, surface emitting semiconductor laser device, light transmission apparatus, and information processing apparatus  
A surface emitting semiconductor laser includes a substrate, a first semiconductor multi-layer reflector formed on the substrate and including a pair of a high refractive index layer having a...
8780946 Ultraviolet laser device  
An ultraviolet laser device equips a laser beam output unit that includes first, second and third amplifiers that output first through third infrared laser beams, and first through third optical...
8780947 Mirror arrangement for guiding a laser beam in a laser system and beam guiding method for a laser beam  
The invention relates to a mirror arrangement for guiding a laser beam in a laser system having at least one first end mirror and one second end mirror, wherein said end mirrors define a resonator...
8781274 Optical amplifier and resonator  
An optical amplifier includes: a first optical fiber, through which seed light and excitation light propagate; an optical coupler that inputs the excitation light into the first optical fiber; a...
8774246 Semiconductor light sources including selective diffusion for optical and electrical confinement  
A semiconductor vertical resonant cavity light source includes an upper mirror and a lower minor that define a vertical resonant cavity. A first active region is within the vertical resonant...
8774244 Thermal pointer  
A laser source assembly for providing an assembly output beam includes a first emitter, a second emitter, and a third emitter. The first emitter emits a first beam along a first beam axis that is...
8773751 Optical device, exposure apparatus and laser apparatus  
As a spatial light modulator 35 is disposed between a wavelength conversion part 315 and an exit surface 311b in a ferroelectric crystal substrate 31, only zeroth-order light which is at a...
8774243 Dual mode semiconductor laser and terahertz wave apparatus using the same  
Provided are a dual mode semiconductor laser and a terahertz wave apparatus using the same. The dual mode semiconductor laser includes a distributed feedback laser structure section including a...
8774237 Pulsed laser system with saturable absorber  
A high power pulsed laser system is configured with at least two gain blocks and with at least one saturable absorber (SA) coupled to the output and input of the respective gain blocks. The SA is...
8774242 Surface emitting laser diode, optical scanning apparatus and image forming apparatus  
A surface emitting laser diode comprises a substrate, a lower reflector formed over the substrate, an active layer formed over the lower reflector, an upper reflector formed over the active layer,...
8774241 Optical module  
To constitute an optical module comprising a mount and a board that supports the mount, wherein a solid-state laser device that oscillates fundamental laser light, a pump light source that pumps...
8773598 Laser based display method and system  
The present invention is directed to display technologies. More specifically, various embodiments of the present invention provide projection display systems where one or more laser diodes are...
8774236 Ultraviolet fiber laser system  
Laser master oscillator—power amplifier system for generating high pulse energy, high average power laser pulses in the ultraviolet 191.25-201.25 nm and 243-246.25 nm spectral ranges, and in the...
8774245 Laser diode  
A laser diode with which high density crystal defect and surface roughness are able to be inhibited from being generated is provided. The laser diode includes a laminated body including an active...
8774239 Ultrafast laser generating system and method thereof  
An ultrafast laser generating system comprises a laser signal generator, a laser signal amplifier and a beam splitting element. The laser signal generator is configured to generate a first...
8774240 Frequency-drift amplification device for a pulsed laser  
A frequency-drift amplification device for a pulsed laser, including: a stretcher for time-stretching an incident laser pulse; at least one amplifying medium for amplifying the laser pulse; a main...
8774247 Echelle diffraction grating, excimer laser, manufacturing method of Echelle diffraction grating, and ArF excimer laser  
An Echelle diffraction grating has a Littrow configuration. Each grating includes a resin layer made of light curing resin and having a thickness between 2 μm and 10 μm, and a reflective coating...
8774235 System and method for suppressing parasitics in an optical device  
An optical device, a method of making a laser gain medium, and a method of suppressing parasitics in a laser device include a core region comprising a plurality of a first type of ions that absorb...
8774238 Mode-locked optically pumped semiconductor laser  
A laser includes an optically pumped semiconductor OPS gain-structure. The apparatus has a laser-resonator which includes a mode-locking device for causing the laser to deliver mode-locked pulses....
8767790 System and method for generating intense laser light from laser diode arrays  
Laser modules using two-dimensional laser diode arrays are combined to provide an intense laser beam. The laser diodes in a two-dimensional array are formed into rows and columns, and an optical...
8767783 Light source device, lighting device and image display device  
A light source device is provided with a coherent light source for emitting the coherent light, and a pattern changer for changing an interference pattern of the coherent light on a surface of the...