Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
05/1993
05/26/1993EP0543699A1 Integrated semiconductor lasers and the method of manufacturing the same
05/26/1993EP0543680A1 Laser diode array device
05/26/1993EP0543587A1 Strained quantum well type semiconductor laser device
05/26/1993EP0543061A1 Light amplifying polarizer
05/26/1993EP0542754A1 Two-way communication system having identical laser components.
05/26/1993EP0215125B1 Luminescent semiconductor element
05/25/1993US5214723 Electro-optic device including a waveguide
05/25/1993US5214664 Multiple wavelength semiconductor laser
05/25/1993US5214663 Semiconductor laser
05/25/1993US5214662 Aluminum, gallium, indium, arsenic phosphide and similar cladding layers and blocking layers with dopes
05/25/1993US5214661 Optoelectric device on semi-insulator substrate and methods for making such a device
05/25/1993US5214660 Laser diode module and method for fabricating the same
05/25/1993US5214444 Optical fiber mount and support
05/25/1993US5213998 Vapor deposition by molecular beam epitaxy, doping, heat treatment and crystallization
05/25/1993US5213995 Method of making an article comprising a periodic heteroepitaxial semiconductor structure
05/25/1993CA1318161C Miniature integrated optical beam splitter
05/22/1993CA2083188A1 Semiconductor distributed-feedback laser device
05/19/1993EP0542479A1 Method of making a semiconductor laser
05/19/1993EP0542475A1 Bonding method using solder composed of multiple alternating gold and tin layers
05/19/1993EP0542379A1 Temperature stabilizable laser apparatus
05/19/1993EP0542198A1 A semiconductor optical amplifier device and a method of using the same
05/19/1993EP0541658A1 High power light source
05/19/1993DE4142704A1 Laser diode modulator - has laser active zone pumped by pump light of equal or smaller wavelength. Preferably a second laser beam.
05/18/1993US5212754 Optical laser connector
05/18/1993US5212712 Laser device and method of manufacturing the same
05/18/1993US5212710 Laser light beam synthesizing apparatus
05/18/1993US5212706 Semiconductors
05/18/1993US5212705 AlAS Zn-stop diffusion layer in AlGaAs laser diodes
05/18/1993US5212704 Gallium arsenide semiconductor
05/18/1993US5212703 Surface emitting lasers with low resistance bragg reflectors
05/18/1993US5212702 Semiconductor surface emitting laser having reduced threshold voltage and enhanced optical output
05/18/1993US5212701 Semiconductor surface emitting laser having enhanced optical confinement
05/18/1993US5212700 Modulation circuit for a light emission device
05/18/1993US5212699 Temperature-controlling laser diode assembly
05/18/1993US5212370 Apparatus and method for extending laser life by discontinuous operation
05/18/1993CA2006681C Distributed bragg reflector laser for frequency modulation communication system
05/13/1993WO1993009582A1 Visible light surface emitting semiconductor laser
05/13/1993WO1993009581A1 Method and apparatus to compensate for distortion in optical transmission systems
05/13/1993WO1993009569A1 Method for producing opto-electronic components by selective epitaxy in a groove
05/13/1993CA2123205A1 Visible light surface emitting semiconductor laser
05/12/1993EP0541420A1 Optical generator for microwave signal transmission
05/12/1993EP0541247A1 Optical integrated circuitry
05/12/1993EP0540799A1 Improved AlGaInP diodes emitting visible light
05/11/1993US5210767 Semiconductor laser
05/11/1993US5210643 Wave combining apparatus for semiconductor lasers
05/11/1993US5209955 Photoconductive polymer based spatial light modulator
05/05/1993EP0540331A2 Electric field absorption light modulation driving apparatus and method
05/05/1993EP0540239A1 Surface emitting laser
05/05/1993CA2076605A1 Algainp diodes emitting visible light
05/04/1993US5208878 Monolithically integrated laser-diode-waveguide combination
05/04/1993US5208827 Semiconductor laser device having a transparent waveguide and a large second harmonic generation output
05/04/1993US5208826 Aimable laser module mount
05/04/1993US5208824 Article comprising a DFB semiconductor laser
05/04/1993US5208823 Optically isolated laser diode array
05/04/1993US5208822 Semiconductor element having opposite signs of α parameter
05/04/1993US5208821 Buried heterostructure lasers using MOCVD growth over patterned substrates
05/04/1993US5208820 Optical device with low-resistive multi-level reflecting structure
05/04/1993US5208819 Optical source with frequency locked to an in-fiber grating resonantor
05/04/1993US5208513 Monitoring circuit for a light emission device
05/04/1993US5208468 Aluminum, gallium, arsenic
05/04/1993US5208183 Single mode, edge-emitting
05/04/1993CA2005957C Semiconductor laser device
05/04/1993CA1317363C Dual mode light emitting diode/detector diode for optical fiber transmission lines
05/01/1993CA2081844A1 Optical generator, particularly for transmitting microwage signals
04/1993
04/29/1993WO1993008500A2 Optically encoded phase matched second harmonic generation, self frequency doubling laser material, and holographic optical memory using semiconductor microcrystallite doped glasses
04/29/1993CA2119450A1 Optically encoded phase matched second harmonic generation, self frequency doubling laser material, and holographic optical memory using semiconductor microcrystallite doped glasses
04/28/1993EP0539292A1 Quantum-well semi-conductor electro-optic modulator
04/28/1993EP0539217A2 Holographic elements for an optical recording system
04/28/1993EP0539162A1 Semiconductor laser device
04/28/1993EP0539161A1 Semiconductor laser device
04/28/1993EP0539119A1 Compensated laser structure for analog communication applications
04/28/1993EP0539038A2 Optical transmitters
04/28/1993EP0539015A1 Multiple wavelength semiconductor laser
04/28/1993EP0538465A1 Thin planer package for cooling an array of edge-emitting laser diodes
04/27/1993US5206920 Integrated optical arrangement for demultiplexing a plurality of different wavelength channels and the method of manufacture
04/27/1993US5206878 Wide strip diode laser employing a lens
04/27/1993US5206877 Distributed feedback laser diodes with selectively placed lossy sections
04/27/1993US5206874 Solid-state laser
04/27/1993US5206872 Surface emitting laser
04/27/1993US5206871 Optical devices with electron-beam evaporated multilayer mirror
04/27/1993US5206869 Method and device for generating high quality laser beam from laser diodes
04/27/1993US5206868 Resonant nonlinear laser beam converter
04/27/1993US5206749 Liquid crystal display having essentially single crystal transistors pixels and driving circuits
04/27/1993US5206526 Staircase bandgap photodetector using recombination
04/27/1993US5206185 Semiconductor laser device
04/26/1993CA2079620A1 Holographic elements for an optical recording system
04/22/1993DE4235549A1 Light source unit, e.g. for laser printer or copier - contains multiple light emitting semiconductor laser chips arranged in mounting device to emit parallel light beams through collimator lens
04/22/1993DE4231919A1 Electro=optical transmitter with bistable protective circuit - ensures that electrical to optical signal converter is switched-off unless output light conductor is properly coupled
04/21/1993EP0538122A1 Logical function generator using frequency conversion in a distributed feedback diode laser
04/21/1993EP0394338B1 Apparatus and method for controlling a laser diode to generate a linear illuminative output
04/20/1993US5204871 Bistable optical laser based on a heterostructure pnpn thyristor
04/20/1993US5204870 Method of implementation of surface-emission semiconductor lasers, and lasers obtained by the method
04/20/1993US5204869 Radiation-emitting semiconductor device having emission in the visible range and a high maximum operating temperature
04/20/1993US5204523 Method for spot position control in an optical output device employing a variable wavelength light source and an optical beam deflecting element
04/20/1993US5204284 Method of making a high band-gap opto-electronic device
04/14/1993EP0536945A1 A wide strip diode laser employing a lens
04/14/1993EP0536944A2 Elimination of heterojunction band discontinuities
04/14/1993EP0536829A1 Optoelectronic semiconductor device comprising a waveguide and method of manufacturing such a device
04/14/1993EP0536757A1 Semiconductor laser
04/13/1993US5202948 Traveling-wave type light amplifier