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Match Document Document Title
7970033 Semiconductor device and electronic equipment using same  
A semiconductor device includes: a first lead having an element mounting portion; a second lead located in a same plane as the first lead, with a predetermined space left between the first lead and...
7933004 Method of acquiring information with a microcavity laser  
A method for acquiring information includes the steps of preparing a laser having a micro-cavity, and detecting a light emitted from the laser. An oscillation state of the laser is changed...
7929580 Inexpensive terahertz pulse wave generator  
Pulses of signals in the terahertz region are generated using an apparatus made up of a mode-locked semiconductor laser diode with a short duty cycle that is optically coupled to a biased Auston...
7903698 Controlled optical filament generation and energy propagation  
Systems and methods herein provide for the controlled formation of plasma filaments. For example, a system that radiates energy through a gas includes a laser that generates a laser pulse, and an...
7876805 Dynamic compensator for controlling stresses on fiber in fiber optic cables  
A dynamic compensator for a fiber optic cable having a jacket which is centered along a longitudinal axis, an elongated buffer tube surrounded by the jacket, and an elongated fiber surrounded by...
7806094 Laser ignition apparatus  
An apparatus is provided for the ignition of a fuel/air mixture in the combustion chamber of a combustion machine, wherein the combustion chamber has at least one inlet valve and at least one...
7804868 Chip carrier apparatus and method  
A chip carrier having improver thermal properties, wherein the chip carrier may be formed having waist section, and a first transverse end portion joined to the waist section. A first surface of...
RE41690 Laser processing method  
Method of processing, e.g., laser annealing, objects such as semiconductor devices with pulsed lasers with high production yield and high reproducibility so as to obtain good characteristics...
7772615 Anti stark electrooptic medium and electrooptically modulated optoelectronic device based thereupon  
Semiconductor electrooptic medium shows behavior different from a medium based on quantum confined Stark Effect. A preferred embodiment has a type-II heterojunction, selected such, that, in zero...
7751458 High power laser diode array comprising at least one high power diode laser and laser light source comprising the same  
Array comprising high power laser diode comprising laser light emitters, each defining, in a direction perpendicular to direction of propagation of an output laser beam, a fast axis and a slow...
7684453 Surface light emitting semiconductor laser element  
A surface light emitting semiconductor laser element, comprises a substrate, a lower reflector including a semiconductor multi-layer disposed on the substrate, an active layer disposed on the lower...
7645982 Calibrated, variable output, high energy laser source  
A system and method for calibrating laser designator and rangefinder test sets. The system includes a high speed detector module which receives a laser input signal, and outputs a laser output...
7643523 Thermally self-correcting gain modules and associated systems and methods  
Aspects of the present invention are directed to the use of optical gain structures that include alternating layers of gain medium and transparent heat conductors in which the gain medium itself...
7609919 Coupling-enhanced surface etched gratings  
The invention describes the method and apparatus for enhancement of coupling efficiency in effective-ridge laterally-coupled surface-etched grating waveguide structures, where a slab waveguide has...
7599404 Composite optic fibre for laser with pump and laser wave confinement, applications to lasers  
A composite optic fibre for laser includes a core surrounded with a pump guiding sheath in contact with the core, sheath being a photonic structure formed by a substantially regular matrix assembly...
7577177 Multi-path laser system  
A laser chamber is provided that increases power, initiation, and discharge efficiency over single chamber lasers by providing a multi-fold laser chamber, protrusions, discharge segmentation and...
7561605 Extreme chirped/stretched pulsed amplification and laser  
Methods, devices and systems for generating ultrashort optical linear chirped pulses with very high power by amplifying the pulses so that their temporal duration is longer than the storage time of...
7561611 Extended-lifetime elements for excimer lasers  
The invention is directed to elements used in high power laser lithographic systems operating at below 250 nm, and in particular to elements that have a coating of selected materials to extend...
7548569 High-power optically end-pumped external-cavity semiconductor laser  
A high-power optically end-pumped external-cavity semiconductor laser is provided having a laser chip including an active layer and a distributed Bragg reflector (DBR) for emitting light of a...
7548575 Self-seeding and phase-locking of an array of lasers  
An apparatus and method for combining a plurality of laser beams to form a single output beam comprising employing a plurality of lasers and optically connecting an image rotator and recoupler to...
7535935 Spectroscopic catheter system with widely tunable source and method of operation  
A laser system for a spectroscopic catheter system uses multiple semiconductor gain media having gain peaks at different wavelengths. The output from the gain media is preferably coupled into...
7530832 Laser light source device, display device, scanning type display device, and projector  
To provide a laser light source unit, a display device, a scanning display device and a projector, in each of which, when a laser is taken out of the chassis or the like, a laser thereof is...
7520679 Optical device package with turning mirror and alignment post  
An optoelectronic package or sub-assembly includes an edge-emitting laser and a reflector that directs a beam from the laser through a sub-mount. The sub-mount contains passive or active circuit...
7440643 Variable light controlling device and variable light controlling method  
A variable light controlling device comprising a substrate, an optical waveguide disposed on the substrate, a first heater and a second heater to change the optical waveguide's temperature is...
7403282 Coherently controlled nonlinear Raman spectroscopy and microscopy  
A method and system are presented for producing an output coherent anti-stokes Raman scattering (CARS) signal of a medium. The method comprises generation of a unitary optical excitation pulse that...
7277460 Generation of optical filaments by use of localized optical inhomogeneities  
Optical filaments are formed controllably in a gaseous medium such as air. A phase plate introducing a phase discontinuity or other localized optical inhomogeneity is introduced into the path of...
7203219 Transmitter optical sub assembly, for instance for high speed optical transceivers  
A transmitter optical sub assembly includes a laser source having associated therewith a laser driver and a package for housing the laser source (10) and the laser driver. The package includes...
7155834 Laser alignment method and apparatus  
Laser alignment methods and apparatus are disclosed whereby pipe and similar materials may be aligned. The methods and apparatus are adapted to be utilized on the end of pipe or other material and...
7116697 Laser level  
The present invention relates to laser leveling device suitable for construction. The present invention uses a standard low cost laser diode module as the laser source and optical system. A novel...
7075954 Intelligent wavelength division multiplexing systems based on arrays of wavelength tunable lasers and wavelength tunable resonant photodetectors  
A wavelength division multiplexing system based on arrays of wavelength tunable lasers and wavelength tunable resonant photodetectors is disclosed. The system allows self-adjusting of the resonance...
7065106 Transmitter optical sub-assembly with eye safety  
A transmitter optical subassembly includes an optical emitter and a fiber receptacle within which an optical fiber is received. An optical limiting element is positioned between the optical emitter...
7050469 Generation of optical filaments by use of phase plate  
Optical filaments are formed controllably in a gaseous medium such as air. A phase plate introducing a phase singularity is introduced into the path of the laser beam that forms the optical...
7046715 Method for suppressing energy spikes of a partially-coherent beam using triangular end-regions  
Accordingly, a method of suppressing energy spikes is provided comprising projecting a laser beam through a mask having a slit pattern comprising a corner region with edges, and a blocking feature...
7035301 Packaging for semiconductor laser device and method for producing the same  
In a semiconductor laser device, a flange (33) of a cap (32) is provided with straight-line cut-off portions (34) that are the same in number as notches (36, 37) of a stem (35). With the cut-off...
7035308 Method and system for countering laser technology  
Described herein is a method and system for providing a countermeasure against laser detection systems using nanocomponent material that is tailored to cloak or obscure a target from detection by...
7031367 Laser level  
A laser level disposable on a reference surface includes a housing, a pendulum pivotably connected to the housing, a first laser diode disposed on the pendulum for emitting a first laser beam along...
6983005 Holographic laser and optical pickup  
It is an object of the invention to provide a holographic laser and an optical pickup, with which it is possible to read from and write to a plurality of types of optical disks with different read...
6954475 Semiconductor laser device  
There is provided a semiconductor laser device capable of maintaining a good luminous characteristic under severe environment. A cap 4 in an approximate portal shape having lateral apertures 41 is...
6944204 Laser-induced breakdown spectroscopy with second harmonic guide light  
A laser system comprising a laser for providing a laser beam, a non-linear optical crystal in the laser beam path creating a second order light, a laser beam expander in the beam path after the...
6944203 Multimode light generating module, semiconductor laser apparatus, and optical fiber amplifier  
A multimode light generating module comprises an optical cavity and a light-receiving element. The optical cavity is constituted by a semiconductor optical amplification element, and an optical...
6928100 Laser device and lens position adjustment method in the laser device  
A recess 14 is provided in a lens accommodating portion 13 of a laser holder 10 for holding a collimator lens C, whereby positional accuracy and adhesion strength of the lens and a light source are...
6920162 Electronic or opto-electronic packages  
An electronic device such as a laser diode is mounted on a heatsink assembly within a TO-can package. The heatsink assembly is mounted in heat exchange relation with a heat pipe by being on or...
6920170 Orthogonally excited-type laser oscillator  
Plate springs as coupling members can absorb deformation of an oscillator case due to heat and do not transmit the deformation to two optical bases constituting an optical resonator, and it is...
6909735 System and method for generating and controlling multiple independently steerable laser beam for material processing  
A laser process system with multiple, independently steerable laser beamlets and including a laser and beam shaper for generating a shaped source beam, a splitter stage for generating a plurality...
6901089 Laser instrument  
The invention relates to instruments which include radiometers and which generate a laser beam for striking a target at a distance to assist in aiming the instrument at a selected area of a target....
6901101 Optical sensor for measuring physical and material properties  
An optical medium having a cavity that defines a variable gap is provided. The optical medium is used in an optical sensor, laser, and variable frequency resonator, by way of example. The cavity is...
6895027 CTE compensation of semiconductor laser bars  
A laser bar is soldered to a conventional microchannel copper heat sink whose coefficient of thermal expansion (CTE) is locally modified in the area where the laser bar is soldered to better match...
6879620 Laser bar locking apparatus  
A semiconductor laser chip has an active layer, an allover electrode forming a lower face of the laser chip and a light emitting end surface of the laser chip. A Si thin film is formed on the light...
6868103 Single photon source based on transmitters with selectively distributed frequencies  
Apparatus for single photon source based on emitters with frequencies distributed in a chosen manner. In one embodiment, the apparatus comprises an opto-electronic component capable or emitting...
6834071 Spot size converter, semiconductor laser module and optical fiber laser device  
A spot size converter comprising an incident area of a first size, an exit area of a second size different from the first size, and side walls defining a light guide, wherein at least a part of...
Matches 1 - 50 out of 209 1 2 3 4 5 >