H01S 5 - Semiconductor lasers

Patents for H01S 5 - Semiconductor lasers (52,420)
10/2002
10/24/2002	WO2002084827A2 Tunable tandem laser consisting of self-pulsating two section dfb laser for generating an optical clock frequency
10/24/2002	WO2002084826A1 Tunable vcsel assembly
10/24/2002	WO2002084824A1 Modulatable multi-wavelength semiconductor external cavity laser
10/24/2002	WO2002084823A1 A thermally efficient laser head
10/24/2002	WO2002084822A2 Bandwidth enhanced self-injection locked dfb laser with narrow linewidth
10/24/2002	WO2002084742A1 Switched laser array modulation with integral electroabsorption modulator
10/24/2002	WO2002084377A2 Device for collimating light emanating from a laser light source and beam transformer for said arrangement
10/24/2002	WO2002084359A1 Optical fiber module and semiconductor laser module
10/24/2002	WO2002084358A1 Emission module for an optical signal transmission
10/24/2002	WO2002084326A1 Laser optical sensing system and method for object recognition
10/24/2002	WO2002065599A3 Surface-emitting semiconductor laser
10/24/2002	WO2002039482A3 Wavelength tuning optimization of semiconductor lasers
10/24/2002	WO2001073901A3 Linear laser driver circuit
10/24/2002	US20020155649 Method for fabricating a nitride film
10/24/2002	US20020155631 Method for manufacturing semiconductor laser device
10/24/2002	US20020154879 Optical device, and optical transceiver and other optical apparatuses using the optical device
10/24/2002	US20020154848 Integrated optical circuit device and method for producing the same
10/24/2002	US20020154844 Integrated optics beam deflectors and systems
10/24/2002	US20020154675 Reliability-enhancing layers for vertical cavity surface emitting lasers
10/24/2002	US20020154674 Multi-level closed loop resonators and method for fabricating same
10/24/2002	US20020154673 High-power blue and green light laser generation from high-powered diode lasers
10/24/2002	US20020154667 Semiconductor laser module, spatial optical transmission system and electronic appliance
10/24/2002	US20020154666 Alignment of an on chip modulator
10/24/2002	US20020154665 Semiconductor laser device having a diffraction grating on a light reflection side
10/24/2002	US20020154664 Surface- emitting laser device
10/24/2002	US20020154661 Modulatable multi-wavelength fiber laser source
10/24/2002	US20020154592 Superimposing circuit module
10/24/2002	US20020154428 System and method for adjusting angular orientation of optical filter and optical module
10/24/2002	US20020154413 Lensed polarization maintaining fiber and its manufacturing method, and semiconductor laser module using the same and its manufacturing method
10/24/2002	US20020154393 Semiconductor optical amplifier and semiconductor laser
10/24/2002	US20020154392 Optical amplifier device
10/24/2002	US20020154391 Semiconductor optical amplifier
10/24/2002	US20020154375 Speckle suppressed laser projection system using RF injection
10/24/2002	US20020154369 Bidirectional optical communication device and bidirectional optical communication apparatus
10/24/2002	US20020154362 Optical link module
10/24/2002	US20020153528 Semiconductor light emitting device and its manufacturing method
10/24/2002	US20020152952 Process for producing an epitaxial layer of gallium nitride
10/24/2002	DE10209586A1 Increasing bandwidth of optical semiconducting amplifier/superluminescence diode involves combining multiple quantum traps with different trap widths and/or of different materials
10/24/2002	DE10155331A1 Regulating laser, especially semiconducting laser, center wavelength involves varying optical resonator length control parameter so defined power gradient reached in control range
10/24/2002	DE10118965A1 Tunable, self-pulsing dual section laser for optical clock frequency generation has two DFB sections operated as highly pumped active lasers in tandem system with different wavelengths
10/24/2002	DE10118788A1 Collimating device for laser light has beam transformation device for making light from multiple sources be incident on single collimator element
10/24/2002	DE10117890A1 Production of a semiconductor component which emits and receives radiation used in optical devices comprises forming and preparing an electrical leadframe, and further processing
10/24/2002	CA2443612A1 3r regenerator with wavelength conversion
10/23/2002	EP1251610A2 Semiconductor optical device and the fabrication method
10/23/2002	EP1251609A1 High-power semiconductor window laser device
10/23/2002	EP1251608A1 Method for manufacturing semiconductor laser device
10/23/2002	EP1251607A2 Semiconductor laser module, spatial optical transmission system and electronic appliance
10/23/2002	EP1251366A1 Device for concentrating or collimating radiant energy
10/23/2002	EP1250770A2 Optical supply safety system
10/23/2002	EP1250738A2 Semiconductor laser structure
10/23/2002	CN1376326A Integrated wavelength tunable single and two-stage all-optical wavelength converter
10/23/2002	CN1375898A Light resource withmultiple laser diode
10/23/2002	CN1375897A Multi-wavelength laser
10/23/2002	CN1375823A Optical recording pulse generator and method for generating optical recording pulse
10/23/2002	CN1375744A Image-making device with VCSEL light resource array for machine plate
10/22/2002	US6470118 Optical module
10/22/2002	US6470116 Bidirectional signal transmission device using light
10/22/2002	US6470039 Semiconductor laser and production method thereof
10/22/2002	US6470038 Compound semiconductor light emitting device and process for producing the same
10/22/2002	US6470036 Tunable external cavity semiconductor laser incorporating a tunable bragg grating
10/22/2002	US6469415 Balanced microdevice and rotary electrostatic microactuator use therewith
10/22/2002	US6469357 Article comprising an oxide layer on a GaAs or GaN-based semiconductor body
10/22/2002	US6469323 Light-emitting gallium nitride-based compound semiconductor device
10/22/2002	US6469313 Semiconductor optical device and method for fabricating the same
10/22/2002	US6468902 Semiconductor device and its manufacturing method
10/22/2002	US6468882 Method of producing a single crystal gallium nitride substrate and single crystal gallium nitride substrate
10/22/2002	US6468824 Method for forming a semiconductor device having a metallic substrate
10/22/2002	US6468821 Method for fabricating semiconductor light-emitting unit
10/22/2002	US6468820 Process for fabricating semiconductor laser emitting apparatus
10/19/2002	CA2374274A1 Semiconductor laser device having a diffraction grating on a light reflection side
10/17/2002	WO2002082650A1 Circuit arrangement for switching a current on and off without the occurrence of overcurrent
10/17/2002	WO2002082604A2 Method and apparatus for generating a coherent laser beam and method for making a hologram to be used therein
10/17/2002	WO2002082603A2 Semi-conductor laser fitted with a mirror
10/17/2002	WO2002082602A2 Semiconductor laser with reduced temperature sensitivity
10/17/2002	WO2002082599A1 Tunable external cavity laser
10/17/2002	WO2002082595A2 Optical amplifier circuit
10/17/2002	WO2002082593A2 Laser apparatus
10/17/2002	WO2002082557A1 Thin film infrared transparent conductor
10/17/2002	WO2002082502A2 Method for selectively transferring at least an element from an initial support onto a final support
10/17/2002	WO2002082176A1 Wavelength conversion device with integrated absorber
10/17/2002	WO2002082164A2 Assembly for correcting laser illumination emitted from a laser light source and method for producing said assembly
10/17/2002	WO2002082163A1 Semiconductor laser device and solid laser device using the same
10/17/2002	WO2002081981A2 Thermoelectric device for dna genomic and proteonic chips and thermo-optical seitching circuits
10/17/2002	WO2002065595A3 Method and system for cooling at least one laser diode with a cooling fluid
10/17/2002	WO2001061805A9 Surface-emitting semiconductor optical amplifier
10/17/2002	WO2001041270A3 Frequency-narrowed high power diode laser with external cavity
10/17/2002	US20020151126 Edge-emitting semiconductor tunable laser
10/17/2002	US20020151096 Method for preventing metal adhesion during facet coating
10/17/2002	US20020151095 Method for fabricating optical devices with defectless and antireflecting spot size converter
10/17/2002	US20020150356 Ferrule product, method of making the same, and optical module
10/17/2002	US20020150341 Diffractive monitor and system
10/17/2002	US20020150331 Hybridised fibre amplifier/waveguide structures
10/17/2002	US20020150320 Integrated optical module
10/17/2002	US20020150318 Integrated optics beam deflectors and systems
10/17/2002	US20020150139 Solid-state laser device
10/17/2002	US20020150137 Long wavelength laser diodes on metamorphic buffer modified gallium arsenide wafers
10/17/2002	US20020150136 Group III nitride compound semiconductor laser and manufacturing method thereof
10/17/2002	US20020150135 Long wavelength vertical cavity surface emitting laser
10/17/2002	US20020150134 Optical semiconductor module
10/17/2002	US20020150133 Mounting structure for semiconductor laser module

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