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Coherent Light Generators > Particular Active Media > Semiconductor > Injection > Monolithic Integrated > Laser Array Laser ArrayLaser Array patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.09/27/07 - 20070223552 - High efficiency, wavelength stabilized laser diode using awg's and architecture for combining same with brightness conservation The invention relates to high power semiconductor lasers based on a laser diode array waveguide grating (DAWG) in which the wavelength is stabilized using an array waveguide grating (AWG) in an external cavity configuration. Another aspect of the present invention relates to techniques for efficiently coupling optical gain element arrays ... 09/20/07 - 20070217471 - Laser diode stack utilizing a non-conductive submount A laser diode package is provided, the package including a plurality of laser diode submount assemblies. Each laser diode submount assembly includes a submount comprised of a non-conductive material. At least one laser diode is attached to a first portion of one surface of each submount while a spacer is ... 09/20/07 - 20070217470 - Laser diode stack end-pumped solid state laser An end-pumped solid state laser utilizing a laser diode stack of laser diode subassemblies as the pump source is provided. The laser gain medium of the solid state laser is contained within a laser cavity defined by a pair of reflective elements. Each laser diode subassembly includes a submount to ... 09/20/07 - 20070217469 - Laser diode stack side-pumped solid state laser A side-pumped solid state laser utilizing a laser diode stack of laser diode submount assemblies is provided. The laser gain medium of the solid state laser is contained within a laser cavity defined by a pair of reflective elements. Each laser diode submount assembly includes a submount to which one ... 09/20/07 - 20070217468 - Laser diode package utilizing a laser diode stack A laser diode package is provided, the package including a plurality of laser diode submount assemblies. Each submount assembly includes a submount. At least one laser diode is attached to a front portion of each submount while a spacer, preferably comprised of an electrically isolating pad and an electrical contact ... 09/20/07 - 20070217467 - Laser diode package utilizing a laser diode stack A laser diode package is provided. The laser diode package includes a plurality of laser diode submount assemblies, each assembly including a submount to which one or more laser diodes are attached. An electrically isolating pad is attached to the same surface of the submount as the laser diode. A ... 09/13/07 - 20070211777 - Laser diode array beam translator A laser diode array beam translator includes a laser diode array having a number of spaced-apart laser elements, or diodes, each emitting laser radiation. The typical laser diode array laser elements are rectangular in shape, and linearly spaced apart along an axis with the long dimensions of the element along ... 07/12/07 - 20070160101 - Laser diode apparatus, laser arrangement having at least one laser diode apparatus, and optically pumped laser A laser diode apparatus (2) having a plurality of active regions (4a . . . 4n) which are arranged side by side and are designed for radiation production when the laser diode apparatus is in operation. A lateral dimension (ba . . . bn) of the active regions is varied ... 06/28/07 - 20070147456 - Laser light source, and two-dimensional image forming device A laser light source (10) of the present invention is provided with plural semiconductor lasers (1), and a waveguide (3) in which light beams emitted from the respective semiconductor lasers (1) propagate, and the plural semiconductor lasers are disposed at an upper end of an incident end face (31) of ... 05/24/07 - 20070116077 - Vertically displaced stack of multi-mode single emitter laser diodes An optical source comprised of a stack of at least two laser diode subassemblies is provided. Each laser diode subassembly includes a submount and a multi-mode, single emitter laser diode. Each of the at least two laser diode subassemblies is mounted to a mounting member. Means are included to vertically ... 04/19/07 - 20070086501 - Diode laser array coupling optic and system A single piece optic for coupling the output of a diode laser array into an optical fiber array is provided. The coupling optic has a planar back surface which, during use with a diode laser array, is positioned substantially parallel to the front face of the laser array. The coupling ... 03/01/07 - 20070047608 - Use of volume bragg gratings for the conditioning of laser emission characteristics Apparatus and methods for altering one or more spectral, spatial, or temporal characteristics of a light-emitting device are disclosed. Generally, such apparatus may include a volume Bragg grating (VBG) element that receives input light generated by a light-emitting device, conditions one or more characteristics of the input light, and causes ... 01/11/07 - 20070009002 - Semiconductor laser array beam transformer/equalizer An optical system that improves and equalizes the beam quality of a semiconductor laser array. The semiconductor lasers are arranged along a first axis, and the second axis has a higher beam quality than the first axis. The system includes a high-efficiency optical device that transforms light beams emitted from ... 09/14/06 - 20060203873 - Semiconductor laser diode The present invention relates to a semiconductor laser device having a structure capable of emitting laser beam having a small spread angle and further of narrowing the spectrum width of the laser beam. The semiconductor laser device comprises a semiconductor laser array, a collimator lens, and an optical element having ... 07/27/06 - 20060165144 - Semiconductor laser device The invention relates to a semiconductor laser devcie, including a semiconductor laser element, or a number of individual lasers mounted parallel to each other, with a number of output surfaces, from which laser light can escape, having a treater divergence in a first direction (Y) than in a second direction ... 07/20/06 - 20060159147 - Symmetrization device and laser diode system provided with the same A symmetrization device and laser diode system using such a device is shown. The device has adjacent lens components transforming beamlets from a laser diode array. Each lens component has input and output surfaces, each having a profile in the propagation direction of the beamlets and a contour perpendicularly thereto. ... 06/29/06 - 20060140238 - Semiconductor laser apparatus A semiconductor laser apparatus (10) is provided and comprises a mounting substrate (6), a semiconductor laser chip (1) joined to a mounting surface (6a) of said mounting substrate (6) with solder (5), emitters (3) and non-active mesa portions (4) formed on a joining surface (1a) of said semiconductor laser chip ... 06/01/06 - 20060114955 - Spectral control of laser diode bars and stacks The present invention provides controlling the locked wavelength of individual diodes in an array such that the spectral output of the array when taken as a whole is of the desired form for a given application. In one embodiment, a volume holographic grating is formed that has a wavelength that ... 05/25/06 - 20060109883 - Apparatus, system, and method for junction isolation of arrays of surface emitting lasers An array of surface emitting laser diodes has a series electrical connection of laser diodes. Junction isolation is used to isolate laser diodes in the array. ... 05/04/06 - 20060093007 - Multi-wavelength semiconductor laser device A semiconductor laser device comprises: a substrate having a top surface divided into a first region and a second region; a high-output LD including a first conductivity-type clad layer, an active layer, and a second conductivity-type clad layer including an upper portion having a first ridge structure, sequentially formed on ... 04/20/06 - 20060083281 - Semiconductor light emitting device, backlight device for liquid crystal display A semiconductor light emitting device of the present invention includes a plurality of light emitting elements, a package body for storing the light emitting elements, wiring patterns being electrically connected to the light emitting elements, and Au wires for electrically connecting the light emitting elements and the wiring patterns, the ... 03/30/06 - 20060067375 - Semiconductor laser array and semiconductor laser device having semiconductor laser array One aspect of the present invention may include a semiconductor laser array, comprising: a substrate; a first laser element on the substrate, the first laser element having a first resonator; a second laser element on the substrate, the second laser element having a second resonator, the second resonator being shorter ... 03/09/06 - 20060050754 - Apparatus and method of establishing optical communication channels between a steerable array of laser emitters and an array of optical detectors An array of light beam emitter sections comprises: a substrate having a surface divided into an array of sections; and a grouping of light emitters disposed at each surface section and configured to emit light beams at different emission angles with respect to the surface. Also disclosed is apparatus for ... 03/02/06 - 20060045158 - Stack-type wavelength-tunable laser source A widely wavelength-tunable laser source is provided using stacked tunable diode laser arrays which have different working wavelengths. Top surfaces of the laser arrays are disposed opposite and proximate. A coupling element employs an actuator to couple a beam from the arrays to an output waveguide. The laser source combines ... 02/02/06 - 20060023765 - Semiconductor laser having two or more laser diode portions and a manufacturing method for the same The semiconductor laser according to the present invention has a substrate used as a shared base, on which an infrared laser diode portion and a red laser diode portion are formed apart from each other. The top surfaces of the laminated layers of the individual laser diode portions have different ... 01/26/06 - 20060018356 - Diode laser arrangement and associated beam shaping unit A diode laser apparatus includes a plurality of laser bars, each laser bar having an emission direction and a beam path. The laser bars are disposed along an arc, the emission directions of the laser bars are directed toward an inside of the arc, and a slow-axis direction of each ... 01/26/06 - 20060018355 - Laser diode arrays with reduced heat induced strain and stress A laser diode array has a semiconductor layered structure that includes at least one active layer. A heat sink is coupled to semiconductor layered structure. A plurality of laser emitters are formed in the active layer. A majority of the plurality of laser emitters have a spacing between adjacent laser ... 01/12/06 - 20060007977 - Semiconductor laser diode array In a semiconductor laser diode array, first electrodes of a laser chip are coated with an insulating substance, and contact holes are formed in the insulating substance. The laser chip is assembled by being secured on a submount while facing downward, wherein electrodes and a solder pattern are provided in ... 12/29/05 - 20050286592 - Semiconductor laser array device A semiconductor laser array device for outputting a higher power includes: a plurality of semiconductor laser chips, arranged in a predetermined pitch; a submount for mounting each semiconductor laser chip; and a heat sink for dissipating heat from the semiconductor laser chip through the submount; wherein a distance S between ... 12/29/05 - 20050286591 - Method of producing multi-wavelength semiconductor laser device Disclosed herein is a method for producing a multi-wavelength semiconductor laser device. The method comprises the steps of: forming first and second nitride epitaxial layers in parallel on a substrate for growth of a nitride single crystal; separating the first and second nitride epitaxial layers from the substrate; attaching the ... 12/29/05 - 20050286590 - Method of producing multi-wavelength semiconductor laser device Disclosed herein is a method for producing a multi-wavelength semiconductor laser device. The method comprises the steps of: forming a nitride epitaxial layer on a substrate for growth of a nitride single crystal; separating the nitride epitaxial layer from the substrate; attaching the separated nitride epitaxial layer to a first ... 12/08/05 - 20050271108 - Semiconductor laser device A manufacturing method for a semiconductor laser in which a ratio of a layer thickness obtained by adding the layer thickness of a p-type GaAs cap layer and the layer thickness of a p-type AlxGa1-xAs (X=0.550) second cladding layer to a layer thickness obtained by adding the layer thickness of ... 12/01/05 - 20050265416 - Wavelength stabilized laser A high power light source having an array, bundle or separate plurality of laser diodes coupled to a same number of multimode waveguides to collect beams of light emitted from the of laser diodes is provided. An optical combiner receives the beams of light and combines the beams of light ... 11/17/05 - 20050254539 - Staggered array coupler Embodiments of the present invention are directed to staggered arrays of laser diode bars positioned on stepped support structures. Optical waveguides may direct the outputs of the individual diode bars to a desired location, for example, a common output plane. The optical waveguides may be glass plates in certain embodiments. ... 10/20/05 - 20050232327 - Integrated semiconductor laser diode module and manufacturing method of the same Improving the lifetime of an integrated semiconductor laser diode module into which a GaN semiconductor laser diode and a GaP semiconductor laser diode are integrated, and the lasing properties of the laser diodes. Prior to a joining step of an LD 1 wafer that is made of a nitride semiconductor ... 10/06/05 - 20050220159 - Semiconductor laser apparatus and fabrication method thereof A blue-violet semiconductor laser device has a first p-electrode formed on its upper surface and a first n-electrode formed on its lower surface. A red semiconductor laser device has a second n-electrode formed on its upper surface and a second p-electrode formed on its lower surface. An infrared semiconductor laser ... 08/18/05 - 20050180480 - Semiconductor laser apparatus, laser coupler, data reproduction apparatus, data recording apparatus and production method of semiconductor laser apparatus There is provided a semiconductor laser apparatus capable of individually optimizing oscillations at a plurality of light emitting units fabricated on the single substrate in accordance with usages of each emitted laser lights. A plurality of cavities (laser diodes A and B), which correspond to the plurality of light emitting ... 08/11/05 - 20050175053 - Integrated semiconductor light-emitting device and method for manufacturing same An integrated semiconductor light-emitting device suitable for being mounted on a pickup is provided. The integrated semiconductor light-emitting device has a first laser part stacked on a semiconductor substrate and a projection-shaped second laser part formed by stack in thin-film-layer form. The second laser part is fitted into a trench ... ### FreshPatents.com Support |