Patents
Sitemap › H01 - Basic electric elements › H01S - Devices using stimulated emission › H01S 5 - Semiconductor lasers
Patents for H01S 5 - Semiconductor lasers (52,420)
05/2003
05/08/2003US20030086452 Anamorphic prism wavelength locker
05/08/2003US20030086450 Light emission methods and light emission devices
05/08/2003US20030086449 Generator of short light pulses
05/08/2003US20030086448 Thermally wavelength tunable lasers
05/08/2003US20030086243 Electronic or opto-electronic packages
05/08/2003US20030086174 Semiconductor laser device, semiconductor laser module, and optical fiber amplifier using the device or module
05/08/2003US20030085441 Wavelength sensitive device for wavelength stabilisation
05/08/2003US20030085411 Group III nitride compound semiconductor device
05/08/2003US20030085281 Tunnel-type package identification system having a remote image keying station with an ethernet-over-fiber-optic data communication link
05/08/2003US20030085280 Method of speckle-noise pattern reduction and apparatus therefor based on reducing the spatial-coherence of the planar laser illumination beam before it illuminates the target object by applying spatial intensity modulation techniques during the transmission of the PLIB towards the target
05/08/2003DE19942551C2 Verfahren und Schaltungsanordnung zur Ansteuerung von Laserdioden Method and circuit arrangement for driving laser diodes
05/08/2003CA2465522A1 An optical light source
05/07/2003EP1309051A1 Resonant reflector for improved optoelectronic device performance and enhanced applicability
05/07/2003EP1309050A1 Laser device and method therefor
05/07/2003EP1309049A1 Wavelength sensitive device for wavelength stabilisation
05/07/2003EP1309048A1 Electronic or opto-electronic packages
05/07/2003EP1309047A1 Housing part for an optoelectronic device and manufacturing method thereof
05/07/2003EP1308773A1 Wavelength tuneable optical device
05/07/2003EP1308732A1 Optical device and method for measuring velocity
05/07/2003EP1307955A2 Edge-emitting semiconductor tunable laser
05/07/2003EP1307954A1 Optical device and fabrication thereof
05/07/2003EP1307706A2 Photodetector for ring laser gyros
05/07/2003EP1214764B1 Semiconductor laser diode with a distributed reflector
05/07/2003EP1105753B1 Dispersive multilayer-mirrors and method for designing same
05/07/2003EP1060541B1 Component with a laser diode and a light receiver
05/07/2003EP0985255B1 Laser with a selectively changed current confining layer
05/07/2003CN2549630Y Improvement of laser diode driving circuit
05/07/2003CN2549629Y Semiconductor laser output devices
05/07/2003CN2549496Y Erbium dosed optical fiber amplifier
05/07/2003CN1416607A Quantum well intermixing
05/07/2003CN1416591A 半导体结构 Semiconductor structure
05/07/2003CN1416590A 半导体结构 Semiconductor structure
05/07/2003CN1416589A Quantum well intermixing
05/07/2003CN1416533A Improved integrated optical device
05/07/2003CN1416155A Mothod of forming resistance electrode
05/07/2003CN1415992A Mixed light enlarger coupled with Raman optical fiber enlarger and semiconductor light enlarger
05/06/2003US6560266 Distributed feedback semiconductor laser
05/06/2003US6560265 Method and apparatus for polarizing light in a VCSEL
05/06/2003US6560264 Stripe type semiconductor light emitting element having InGaN active layer, combined with optical resonator including wavelength selection element
05/06/2003US6560262 Vertical cavity surface emitting laser array and a process for making same
05/06/2003US6560261 Semiconductor laser device having InGaAs compressive-strain active layer, GaAsP tensile-strain barrier layers, and InGaP optical waveguide layers
05/06/2003US6560260 Ridge waveguide semiconductor laser diode
05/06/2003US6560259 Spatially coherent surface-emitting, grating coupled quantum cascade laser with unstable resonance cavity
05/06/2003US6560258 Direct-coupled laser diode driver structures and methods
05/06/2003US6560257 Low power laser driver
05/06/2003US6560256 Laser driving apparatus, driving method thereof, and image-forming apparatus using it
05/06/2003US6560255 Method and apparatus for characterizing laser modules
05/06/2003US6560252 Method and device for wavelength locking
05/06/2003US6560250 Laser diode drive signal processor and method for driving laser diode
05/06/2003US6560249 Laser source with integral filtering of the amplified spontaneous emission
05/06/2003US6560191 Laser output control in optical disk recording/reproducing device
05/06/2003US6560010 Broadband gain-clamped semiconductor optical amplifier devices
05/06/2003US6559949 Gyro apparatus and gyroscope with multiple interfering laser beams affecting an electrical signal flowing therethrough
05/06/2003US6559075 Method of separating two layers of material from one another and electronic components produced using this process
05/06/2003US6558048 LD module
05/02/2003EP1306946A1 Iii group nitride compound semiconductor light emitting element
05/02/2003EP1306945A1 Semiconductor optical element and manufacturing method
05/02/2003EP1306944A1 Semiconductor laser device, and method of manufacturing the same
05/02/2003EP1306943A1 Laser with a selectively changed current confining layer
05/02/2003EP1306942A1 Short optical pulse generator
05/02/2003EP1306941A1 Optical cavity in resonance within a continuous frequency range
05/02/2003EP1305857A2 Surface-emitting laser having lateral current injection
05/02/2003EP1305667A2 Wave beam converter and method for making same
05/02/2003EP1305571A1 System and method for laser cavity length control
05/02/2003EP1208622B1 Coupled cavity anti-guided vertical cavity surface emitting laser (vcsel)
05/02/2003EP1151339A4 Method for constructing an optoelectronic assembly
05/02/2003EP1151309B1 Polarization transformer and current sensor using the same
05/02/2003EP0962035B1 Laser device
05/01/2003WO2003036771A1 Nitride semiconductor laser element, and production method therefor
05/01/2003WO2003036770A2 Integrated circuit for controlling a laser diode
05/01/2003WO2003036766A2 Laser apparatus
05/01/2003WO2003035945A2 Substrate for epitaxy
05/01/2003WO2002097936A3 Apparatus and method for controlling the operating wavelength of a laser
05/01/2003WO2002095883A3 Wavelength selectable, controlled chirp, semiconductor laser
05/01/2003WO2002065071A3 Methods and devices for efficient generation of ultraviolet light
05/01/2003WO2002049171A9 Laser diode with nitrogen incorporating barrier
05/01/2003WO2002039553A3 Wavelength locker
05/01/2003US20030082893 Method of fabricating nitride semiconductor and method of fabricating semiconductor device
05/01/2003US20030081923 Waveguide type optical element, integrated optical waveguide type element using waveguide type optical element, and a method of manufacturing waveguide type optical element and integrated optical waveguide type element using waveguide type optical element
05/01/2003US20030081911 Optical module and production method therefor
05/01/2003US20030081902 Optical junction apparatus and methods employing optical power transverse-transfer
05/01/2003US20030081878 Transmitter photonic integrated circuit (TxPIC) chip with enhanced power and yield without on-chip amplification
05/01/2003US20030081875 System and method for measuring physical, chemical and biological stimuli using vertical cavity surface emitting lasers with integrated tuner
05/01/2003US20030081646 Optoelectronic device having a fiber grating stabilized pump module with increased locking range and a method of manufacture therefor
05/01/2003US20030081645 Optical turn for monitoring light from a laser
05/01/2003US20030081642 Tunable vertical-cavity surface-emitting laser with tuning junction
05/01/2003US20030081641 Wavelength tuneable optical device
05/01/2003US20030081640 Externally aligned laser module
05/01/2003US20030081639 Optical cavity resonating over a continuous range of frequencies
05/01/2003US20030081638 Multi-wavelength semiconductor laser arrays and applications thereof
05/01/2003US20030081637 Partially mirrored beam tap for wavelength lockers
05/01/2003US20030081309 Optical filter, laser module, and wavelength locker module
05/01/2003US20030081296 Control of VCSEL emission for better high-speed performance
05/01/2003US20030081289 Light-emitting module
05/01/2003US20030081278 Optical module testing method and testing system
05/01/2003US20030080899 Phased array antenna using gain switched multimode fabry-perot laser diode and high-dispersion-fiber
05/01/2003US20030080805 Temperature dependent constant-current generating circuit
05/01/2003US20030080648 Microdevice with lever assembly
05/01/2003US20030080345 Single crystal GaN substrate, method of growing same and method of producing same
05/01/2003US20030080192 Neutron-beam based scanning system having an automatic object identification and attribute information acquisition and linking mechanism integrated therein
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