Matches 1 - 50 out of 137 1 2 3 >


Match Document Document Title
US20080298416 Mesa Vertical-Cavity Surface-Emitting Laser  
The present invention provides an improved mesa vertical-cavity surface-emitting laser (VCSEL), in which a first distributed Bragg reflector (DBR) mesa of semiconductor material is disposed on a...
US20090304039 OPTOELECTRONIC SEMICONDUCTOR ELEMENT  
An optoelectronic semiconductor component has a semiconductor body (1) comprising a surface emitting vertical emitter region (2) comprising a vertical emitter layer (3), at least one pump source...
US20090304038 Semiconductor Laser Device  
A semiconductor laser device comprising an optically pumped surface emitting vertical emitter (1), which emits in a vertical main radiation direction, and at least one monolithically integrated...
US20070242719 Optical manipulator illuminated by patterned organic microcavity lasers  
The present disclosure relates to an optical device and technique for manipulating microscopic objects. The device includes a support to locate microscopic objects. A laser array assembly that...
US20070071056 Laser ranging with large-format VCSEL array  
The present invention relates to laser ranging and detection by sequentially emitting a plurality of beams from a vertical-cavity surface-emitting laser (VCSEL) structure, re-directing the beams...
US20070091959 Optimizing the increased oxide aperture relative to the laser dimensions  
The present invention provides a VCSEL device (100) and a method of fabricating the same, wherein two or more characteristic device dimensions (DM, DP) are correlated with each other so as to...
US20070147458 Cavity and packaging designs for arrays of vertical cavity surface emitting lasers with or without extended cavities  
Arrays of surface emitting lasers are disclosed. A top contact plate is patterned with apertures and used to form an electrical connection to a top surface of a laser die. The top contact plate...
US20100303113 Multibeam Arrays of Optoelectronic Devices for High Frequency Operation  
A VCSEL array device formed of a monolithic array of VCSELs and short circuited mesas is disclosed. The VCSELs can be spaced symmetrically or asymmetrical, in a manner to improve power or speed,...
US20090262765 SMALL DIMENSION HIGH-EFFICIENCY HIGH-SPEED VERTICAL-CAVITY SURFACE-EMITTING LASERS  
A Vertical-Cavity Surface-Emitting Laser (VCSEL) is disclosed, comprising an optical cavity bounded by a top mirror and a bottom mirror, wherein the top mirror has multiple layers of alternating...
US20080063017 Laser Diode Array Mounting  
An optically stacked, laser diode array module (10) includes a mounting block (100) having a series of stepped, parallel diode mounting surfaces (101) on one face of the block, each diode mounting...
US20080291953 Light-Emitting System Provided with an Integrated Control Photosensor and a Method for Producing Said System  
Light-emitting system comprising an integrated control photodetector and method for fabricating said system. This system is particularly suitable for optical connections and comprises a...
US20070195850 Diode laser array stack  
A light generating apparatus is operably coupled to an optical fiber (10) with a cladding (5) and a core (4) defining a core diameter. The optical fiber (10) has a numerical aperture, and the...
US20090262770 SURFACE-EMISSION LASER DIODE, SURFACE-EMISSION LASER DIODE ARRAY, OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS  
A surface-emission laser diode of a vertical-cavity surface-emission laser structure includes a substrate and a mesa structure formed on the substrate, the mesa structure including therein a...
US20050180482 Very low cost surface emitting laser diode arrays  
An array of semiconductor lasers on a single semiconductive die. The die includes a plurality of laser stripes optically coupled to a reflective surface. The laser stripes generate a plurality of...
US20060280216 Semiconductor laser-based spectrometer  
A semiconductor laser-based spectrometer according to the present invention includes a plurality of semiconductor lasers comprising a plurality of semiconductor gain medium compositions directly...
US20070030874 Surface-emitting laser element and laser module using the same  
A cavity is formed by a lower multilayer mirror and an upper multilayer mirror and an active layer is arranged between the lower multilayer mirror and the upper multilayer mirror in a...
US20090196319 VERTICAL CAVITY SURFACE EMITTING LASER  
A vertical cavity surface emitting laser is provided which controls the reflectivity at the middle portion and the peripheral portion of the mirror with a simple structure to cause oscillation of...
US20060013276 VCSEL having an air gap and protective coating  
A VCSEL includes a gap in a mirror stack and a protective layer sealing an end of the gap. The gap defines a boundary of the aperture of the VCSEL without introducing the stresses that oxide...
US20050213626 High performance vertically emitting lasers  
A semiconductor laser that has a reflective surface. The reflective surface redirects the light of an edge emitting laser diode to emit from the top or bottom surface of the diode. The laser may...
US20100014544 Narrow Spectrum Light Source  
An apparatus and method are disclosed for decreasing the spectral bandwidth of a semiconductor laser, such as a vertical cavity surface emitting laser.
US20060056476 Laser diode with corner reflector having emission window  
A laser diode includes: a reflection layer, an active layer, and a corner reflector which has a shape approximately corresponding to a portion of a cone or pyramid, and is arranged above the...
US20090316745 OPTICAL MODULE  
A laser diode has a horizontal cavity and a mirror attached to the horizontal cavity at an angle of substantially 45° or substantially 135°. The laser diode is mounted on a stem substantially...
US20090201965 VERTICAL-CAVITY SURFACE-EMITTING LASER, MODULE, OPTICAL TRANSMISSION DEVICE, OPTICAL TRANSMISSION SYSTEM, FREE SPACE OPTICAL COMMUNICATION DEVICE, AND FREE SPACE OPTICAL COMMUNICATION SYSTEM  
Provided is a VCSEL that includes a first semiconductor multilayer film reflective mirror of a first conductivity type formed on a substrate and having a first impurity concentration; an active...
US20090041077 OPTICAL READ-OUT  
An arrangement for read-out of information from an optical information carrier is disclosed. The system comprises a VCSEL for improving the signal-to-noise ratio of light reflected from and...
US20080253423 COMPACT OPTO-ELECTRONIC DEVICE INCLUDING AT LEAST ONE SURFACE EMITTING LASER  
This relates to an opto-electronic device comprising at least two opto-electronic components (1, 2) which work together, including a first one that is a surface light emitting laser (1) and...
US20090232170 Semiconductor Laser Module  
A semiconductor laser module is disclosed, comprising a module carrier (20) having a mounting area (21), a pump device (1) arranged on the mounting area (21), a surface emitting semiconductor...
US20090296752 MULTIPLE EMITTER VECSEL  
An extended cavity surface emitting laser has a first laser die with a first cavity and a first gain element and a second laser die with a second cavity and a second gain element. The first and...
US20080298420 Surface emitting semiconductor laser element  
A surface emitting laser is provided with an upper reflecting mirror having a photonic crystal structure with a point defect at the center, and emits a laser beam from the side of a lower...
US20070242717 Two-dimensional surface emitting laser array, multi-beam scanning unit employing the same, and image forming apparatus employing the multi-beam scanning unit  
A two-dimensional surface emitting laser array having two sub-scanning pitches is provided. A multi-beam scanning unit employs the two-dimensional surface emitting laser array, and an image...
US20070041414 Semiconductor laser showing reduced sensitivity to disturbances  
A semiconductor laser, contains at least one absorbing layer (8) in its laser resonator, said absorbing layer reducing the transmission TRes of the laser radiation (10) in the laser resonator for...
US20070091961 Method and structure for low stress oxide VCSEL  
The etched sidewalls of laterally oxidized VCSEL structures are coated with a dielectric film to inhibit oxidation of the DBR layers during the oxidation process. While oxidation of the DBR mirror...
US20070025407 Long-wavelength VCSEL system with heat sink  
A long-wavelength VCSEL system is provided including providing a bottom mirror, a heat sink surrounding the bottom mirror, a wafer on the bottom mirror and the heat sink, and a backside contact on...
US20070153864 Lasers and methods associated with the same  
Laser structures and related methods are provided. The lasers may be formed of semiconductor materials with most (or all) of the components being formed on a unitary structure. The lasers may...
US20070217472 VCSEL semiconductor devices with mode control  
A surface emitting laser having a substrate with top and bottom surfaces; a first stack of mirror layers of alternating indices of refraction located upon the top surface of the substrate; and...
US20070025408 Long-wavelength VCSEL system with implant current confinement  
The present invention provides a long-wavelength VCSEL system providing a buried layer, growing a top spacer layer on the buried layer, forming an active layer on the top spacer layer, and...
US20070153852 System for adjusting the wavelength light output of a semiconductor device using hydrogenation  
A method and structure for adjusting the wavelength output of a semiconductor device is described. In the method, the hydrogen concentration in an active region of the semiconductor device is...
US20090279579 Two-dimensional photonic crystal surface-emitting laser light source  
The present invention provides a two-dimensional photonic crystal surface-emitting laser light source capable of producing a beam that is not accompanied by unnecessary side lobes. A window-shaped...
US20090135876 SURFACE-EMITTING LASER AND OPTICAL APPARATUS FORMED BY USING SURFACE-EMITTING LASER  
A surface-emitting laser has an active layer between a first distributed Bragg reflector and a second distributed Bragg reflector. The first distributed Bragg reflector is formed so as to have a...
US20090201958 Lateral optically pumped surface-emitting semiconductor laser on a heat sink  
A surface emitting semiconductor laser device comprising at least one surface emitting semiconductor laser (21) having a vertical emitter (1) and at least one pump radiation source (2), which are...
US20100060712 SURFACE-EMISSION LASER ARRAY, OPTICAL SCANNING APPARATUS AND IMAGE FORMING APPARATUS  
A surface-emission laser array comprises a plurality of surface-emission laser diode elements arranged in the form of a two-dimensional array, wherein a plurality of straight lines drawn...
US20070121694 Surface emitting laser  
There is provided a novel surface emitting laser structure unnecessary to have multilayer mirrors in both of upper and lower sides of an active layer. A surface emitting laser comprises a...
US20090268773 SURFACE EMITTING LASER ELEMENT, SURFACE EMITTING LASER ELEMENT ARRAY, METHOD OF FABRICATING A SURFACE EMITTING LASER ELEMENT  
A surface emitting laser element that includes a cylindrical mesa post in which a plurality of semiconductor layers including an active layer is grown and that emits a laser light in a direction...
US20070217473 Laser equipment  
A laser equipment includes: a surface emitting laser for emitting an excitation light; a light converter for outputting an output light by receiving the excitation light; and a lens portion for...
US20060227837 Quantum dot vertical cavity surface emitting laser and fabrication method of the same  
A quantum dot vertical capacity surface emitting laser (QD-VCSEL) and a method of manufacturing the same are provided. The QD-VCSEL includes a substrate, a lower distributed brag reflector (DBR)...
US20140010254 HIGH FILL-FACTOR EFFICIENT VERTICAL-CAVITY SURFACE EMITTING LASER ARRAYS  
An array of vertical-cavity surface emitting lasers (VCSELs) may be fabricated with very high fill-factors, thereby enabling very high output power densities during pulse, quasi-continuous wave...
US20120106585 HIGH FILL-FACTOR EFFICIENT VERTICAL-CAVITY SURFACE EMITTING LASER ARRAYS  
An array of vertical-cavity surface emitting lasers (VCSELs) may be fabricated with very high fill-factors, thereby enabling very high output power densities during pulse, quasi-continuous wave...
US20090129422 HIGH-VOLUME ON-WAFER HETEROGENEOUS PACKAGING OF OPTICAL INTERCONNECTS  
An optical connector module complete with optoelectronic devices supporting integrated circuitry, and connector housing may be fabricated on a wafer level. A plurality of cavities may be formed on...
US20070153860 Sub-wavelength grating integrated VCSEL  
A vertical cavity surface emitting laser (VCSEL) is described using a sub-wavelength grating (SWG) structure that has a very broad reflection spectrum and very high reflectivity. The grating...
US20070091965 VERTICAL-CAVITY SURFACE-EMITTING SEMICONDUCTOR LASER DEVICE  
A vertical-cavity surface-emitting (VCSEL) device has a layer structure including a top DBR mirror, an active layer, a current confinement oxide layer, and a bottom DBR mirror, the layer structure...
US20110122912 OPTICAL TRANSMITTERS FOR MM-WAVE ROF SYSTEMS  
Optical transmitters for radio over fiber systems are disclosed. More particularly, the optical transmitters include optically-injection-locked vertical cavity surface-emitting laser devices (OIL...

Matches 1 - 50 out of 137 1 2 3 >