Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
01/1999
01/19/1999US5861970 Dispersion compensation in an optical communications system
01/19/1999US5861665 First layer forms a hydride and a second layer forms solvated hydrogen upon exposure to molecular hydrogen; acting as a one-way valve for transporting hydrogen to the first layer which locks it up; protecting microelectronics, optics
01/19/1999CA2071598C Optical device and method of manufacturing the same
01/14/1999WO1999001914A2 High speed semiconductor laser driver circuits
01/14/1999WO1999001019A2 A laser diode of the type having a buried heterostructure
01/14/1999DE19729396A1 Elektrischer Kontakt für ein II-VI-Halbleiterbauelement und Verfahren zum Herstellen des elektrischen Kontaktes An electrical contact for a II-VI semiconductor device and method of manufacturing the electrical contact
01/14/1999DE19729186A1 Verfahren zum Herstellen eines II-VI-Halbleiter-Bauelements A method of manufacturing a II-VI semiconductor device
01/14/1999CA2294808A1 A laser diode of the type having a buried heterostructure
01/14/1999CA2242710A1 Opto-electronic module
01/14/1999CA2242670A1 Field modulated vertical cavity surface-emitting laser with internal optical pumping
01/13/1999EP0890997A2 III-nitride optoelectronic semiconductor devices
01/13/1999EP0890204A1 Q-switched semiconductor laser
01/13/1999EP0812431B1 Integrated optical fibre with an optical layer having a controllable complex refraction index
01/12/1999US5859942 Optical coupling device
01/12/1999US5859868 Solid-state laser device which is pumped by light output from laser diode
01/12/1999US5859866 Photonic integration using a twin waveguide structure
01/12/1999US5859865 Semiconductor laser
01/12/1999US5859864 Extended wavelength lasers having a restricted growth surface and graded lattice mismatch
01/12/1999US5859862 Optical recording/reproducing apparatus having laser diode driver capable of a linear operation responsive to an input signal representative of a laser beam power varying depending on a magneto-optical disk-laser beam spot relative speed
01/12/1999US5859721 Optical device using a point light source
01/12/1999US5858862 Process for producing quantum fine wire
01/12/1999US5858473 Forming transparent film covering semiconductor film over substrate, ion doping semiconductor film with phosphorus, irradiating with beam of excimer laser pulses to activate phosphorus
01/12/1999CA2127299C Resin coating method for semiconductor laser device capable of coating thinly and uniformly surfaces of a semiconductor laser chip and photodiode chips with a resin
01/07/1999WO1999000881A1 A light emitting device and transistor
01/07/1999WO1999000764A2 Two-level semiconductor laser driver
01/07/1999EP0889533A2 Optical semiconductor module and method for manufacturing same
01/07/1999EP0889342A1 Thermal stress reduction in a laser module
01/07/1999EP0888653A1 Method for the manufacture of lasers with tapered guide region
01/07/1999EP0888642A1 Semiconductor device
01/07/1999EP0888569A1 Microsystem module
01/07/1999DE19726989A1 III-V compound semiconductor quantum dot production
01/06/1999CN1204175A High power high luminance laser device
01/06/1999CN1204174A Semiconductor laser and optical pickup with the same
01/06/1999CN1204171A Laser device for semiconductor
01/05/1999US5856994 Laser-diode-pumped solid-state laser using index-guided type multi-transverse mode broad area laser
01/05/1999US5856990 For providing amplification of an optical signal incident to a photo diode
01/05/1999US5856451 Conjugating a polypeptide with a polymer
01/05/1999US5856207 Method for producing a semiconductor laser
01/05/1999US5856206 Method for fabricating bragg reflector using in situ laser reflectometry
01/05/1999CA2112319C Semiconductor laser having an algainp cladding layer
12/1998
12/30/1998WO1998059276A1 Integrated optics beam deflectors and systems
12/30/1998EP0887953A2 Apparatus and methods for improving linearity and noise performance of an optical source
12/30/1998EP0887898A1 Semiconductor laser and optical pickup with the same
12/30/1998EP0887865A1 Optical module with an optoelectronic semiconductor device
12/30/1998EP0887668A1 Bragg reflector in a semiconductor and fabrication method
12/30/1998EP0886895A1 Vcsel-based multi-wavelength transmitter and receiver modules for serial and parallel optical links
12/30/1998CN1203675A Microsystem module
12/30/1998CN1203285A Method for making gallium nitride crystal
12/30/1998CA2294208A1 Integrated optics beam deflectors and systems
12/29/1998US5854870 Short-wavelength laser light source
12/29/1998US5854702 Optical telecommunication module
12/29/1998US5854651 Optically correcting deviations from straightness of laser emitter arrays
12/29/1998US5854090 Method of manufacturing wafer bonded semiconductor laser device
12/29/1998US5854088 Method of manufacturing a surface-emitting laser
12/29/1998US5854087 Method of manufacturing an optical semiconductor device
12/29/1998CA2107181C Arrayed-wave guide grating multi/demultiplexer with loop-back optical paths
12/29/1998CA2026289C Method of manufacturing semiconductor laser
12/28/1998CA2241388A1 Optical source with monitor
12/24/1998DE19725809A1 Light emitting semiconductor heterostructure especially for laser diode
12/23/1998WO1998043327A3 Method for stabilizing the wavelength of a laser and arrangement for implementing said method
12/23/1998EP0886351A1 Semiconductor laser
12/23/1998EP0886350A1 High speed non-biased semiconductor laser diode driver for high speed digital communication
12/23/1998EP0886326A2 Separate hole injection structure for improved reliability light emitting semiconductor devices
12/22/1998US5852696 Packaged optical device
12/22/1998US5852688 Method for manipulating optical energy using poled structure
12/22/1998US5852625 Distributed feedback semiconductor laser
12/22/1998US5852624 Semiconductor laser element, method of manufacturing semiconductor laser element, and laser diode module
12/22/1998US5852304 Optical communication system
12/22/1998US5851849 Process for passivating semiconductor laser structures with severe steps in surface topography
12/22/1998US5851297 Method and apparatus for preparing crystalline thin-films for solid-state lasers
12/22/1998US5851225 Photoemitting catheters and other structures suitable for use in photo-dynamic therapy and other applications
12/18/1998CA2237506A1 High speed non-biased semiconductor laser diode driver for high speed digital communication
12/17/1998WO1998057402A1 Resonant reflector for improved optoelectronic device performance and enhanced applicability
12/17/1998WO1998057401A1 High power diode type laser devices
12/17/1998DE19824247A1 Laser diode with improved structure suitable for radar system
12/17/1998CA2286838A1 Resonant reflector for improved optoelectronic device performance and enhanced applicability
12/16/1998EP0883920A1 Buried heterostructure
12/16/1998EP0883919A1 Method and device for operating a laser diode
12/16/1998EP0883793A1 Method and apparatus for performing optical measurements using a fiber optic imaging guidewire, catheter or endoscope
12/16/1998EP0581871B1 Apparatus for optical imaging and measurement
12/16/1998CN1202026A Self-sustained pulsation semiconductor laser
12/15/1998US5850411 Transverse electric (TE) polarization mode AlGaInP/GaAs red laser diodes, especially with self-pulsating operation
12/15/1998US5850410 Semiconductor laser and method for fabricating the same
12/15/1998US5850409 Laser modulation control method and apparatus
12/15/1998US5850408 Method of driving semiconductor laser with wide modulation band, optical communication method, semiconductor laser device, node, and optical communication system
12/15/1998CA2128068C Packaging of high power semiconductor lasers
12/10/1998WO1998056091A1 LONG WAVELENGTH DH, SCH AND MQW LASERS BASED ON Sb
12/10/1998WO1998056090A1 Red-light semiconductor laser including gradient-composition layers
12/10/1998WO1998056089A1 Method for generating drive control data
12/10/1998WO1998056087A1 Laser systems using phase conjugate feedback
12/10/1998WO1998056085A1 Waveguide
12/10/1998WO1998056084A1 Optoelectronic semiconductor component
12/10/1998WO1998056046A1 THE METHOD OF FABRICATION OF SEMICONDUCTING COMPOUNDS OF NITRIDES A3B5 OF p- AND n-TYPE ELECTRIC CONDUCTIVITY
12/10/1998WO1998041076A3 Device for cooling electronic components
12/10/1998DE19723677A1 Optoelektronisches Halbleiterbauelement Optoelectronic semiconductor component
12/09/1998EP0883220A2 External resonator type of wavelength tunable semiconductor laser light source and method for tuning wavelength therefor
12/09/1998EP0883216A2 Wavelenght selectable laser with inherent wavelenght and single-mode stability
12/09/1998CN1201559A Semiconductor laser and optical disk device using said laser
12/09/1998CN1201081A Method for preparing gallium nitride crystal
12/08/1998US5848210 Temperature controlled optical coupling structure