Patents
Sitemap › H01 - Basic electric elements › H01S - Devices using stimulated emission › H01S 5 - Semiconductor lasers
Patents for H01S 5 - Semiconductor lasers (52,420)
04/1995
04/18/1995US5408488 Semiconductor laser device
04/18/1995US5408487 Semiconductor laser
04/18/1995US5408486 Surface emitting laser provided with light modulator
04/18/1995US5408485 Laser modulation controller using NRZ electrical modulation level control
04/18/1995US5408483 Laser beam emitting device with selective laser beam power output level
04/18/1995US5408110 Second-harmonic generation in semiconductor heterostructures
04/18/1995US5408105 Optoelectronic semiconductor device with mesa
04/18/1995CA2031541C Vertical semiconductor laser with lateral electrode contact
04/13/1995WO1995010159A2 High resolution image projection system and method employing lasers
04/13/1995CA2173579A1 High resolution image projection system and method employing lasers
04/12/1995EP0647995A1 Optimizing output characteristics of a tunable external cavity laser
04/12/1995EP0647867A1 Optoelectronic element with DFB grating having a variable coupling coefficient
04/11/1995US5406575 Semiconductor heterostructure laser
04/11/1995US5406574 Semiconductor laser device
04/11/1995US5406572 High power, high pulse repetition frequency, compact, pulsed laser diode driver
04/11/1995US5406410 Thulium-doped fluorozirconate fiber
04/11/1995US5406172 Light source intensity control device
04/06/1995DE4435657A1 Production method for a semiconductor laser
04/05/1995EP0647001A1 Semiconductor optical amplifier having reduced polarization dependence
04/05/1995EP0646999A1 Absorption resonant rare earth-doped micro-cavities
04/05/1995EP0646951A2 Semiconductor layer structure having distributed strain and optical semiconductor device including such strained lyer
04/04/1995US5404373 Electro-optical device
04/04/1995US5404372 Single metal level laser array
04/04/1995US5404371 Semiconductor pulsation laser
04/04/1995US5404370 Planar light emitting device having a reduced optical loss
04/04/1995US5404369 Surface emission type semiconductor laser
04/04/1995US5404368 Semiconductor optical apparatus having an improved precision for the optical beam position
04/04/1995US5404367 Scanner droop and cross talk correction
04/04/1995US5404365 Polarized light coherent combining laser apparatus
04/04/1995US5404242 Photoreceiver for frequency-modulated optical signals
04/04/1995US5404027 Buried ridge II-VI laser diode
04/04/1995US5403775 Forming Confining layer of aluminum-group-3-group-4 metals, masking with stripe pattern atleast partially curved, exposure unmasked portion to water vapors forming native aluminum oxide with specific thicknes
04/04/1995US5403774 Method for fabricating index-guided semiconductor laser
03/1995
03/31/1995CA2127614A1 Absorption resonant rare earth-doped micro-cavities
03/30/1995WO1995008879A1 Error-rate based laser drive control
03/30/1995DE4433705A1 Optical scanning system
03/30/1995DE4433521A1 Optical semiconductor device
03/29/1995EP0645859A1 Semiconductor laser
03/29/1995EP0645858A2 Strained quantum well structure having variable polarization dependence and optical device inducing the strained quantum well structure
03/29/1995EP0645804A2 Metal casing for semiconductor device having high thermal conductivity and thermal expansion coefficient similar to that of semiconductor and method for manufacturing the same
03/29/1995EP0645654A1 Method of producing a monolitic integrated structure incorporating opto-electronical components and structure so produced
03/28/1995US5402436 Nonmonolithic array structure of multiple beam diode lasers
03/28/1995US5402435 Optical device
03/28/1995US5402433 Apparatus and method for laser bias and modulation control
03/28/1995US5402432 Semi-conductor laser device constant power output controller
03/28/1995US5402260 Element for optical isolator and optical isolator employing the same, together with semiconductor laser module employing the optical isolator element
03/28/1995US5401983 Processes for lift-off of thin film materials or devices for fabricating three dimensional integrated circuits, optical detectors, and micromechanical devices
03/28/1995US5401957 Optical waveform shaping device for peforming waveform equalization and timing synchronization
03/28/1995US5401155 Metal mold for forming a transparent-resin-sealed semiconductor element
03/23/1995WO1995008206A1 Wavelength stabilized laser sources using feedback from volume holograms
03/23/1995DE4433873A1 Semiconductor laser and method for production thereof
03/23/1995CA2171742A1 Wavelength stabilized laser sources using feedback from volume holograms
03/22/1995EP0644637A2 Optical amplifier
03/22/1995EP0644636A2 Wavelength conversion device
03/22/1995EP0644635A1 Method and apparatus for frequency modulating a semiconductor laser, and an optical communication system using the same
03/21/1995US5400356 Semiconductor device
03/21/1995US5400355 Semiconductor double-channel-planar-buried-heterostructure laser diode effective against leakage current
03/21/1995US5400354 Laminated upper cladding structure for a light-emitting device
03/21/1995US5400353 Tapered semiconductor laser gain structure with cavity spoiling grooves
03/21/1995US5400352 Gallium arsenide, indium arsenide
03/21/1995US5400351 Control of a pumping diode laser
03/21/1995US5400350 Method and apparatus for generating high energy ultrashort pulses
03/21/1995US5400164 Polarization-insensitive optical four-photon mixer
03/21/1995US5399885 Optoelectronic semiconductor device having plural mesas
03/21/1995US5399858 Photo-semiconductor module having thermo-element
03/16/1995WO1995007566A1 Surface emitting laser device with a vertical cavity
03/16/1995WO1995007565A1 Laser device with laser structures connected in series in an optical cavity
03/16/1995WO1995007564A1 Optical amplifying device
03/16/1995WO1995007562A1 Ring laser
03/16/1995DE4429748A1 Interferometer and method for measuring and stabilising the wavelength of light emitted by a laser diode
03/16/1995DE4330756A1 Light-emitting component of II-VI semiconductor material
03/16/1995CA2169442A1 Surface emitting laser device with a vertical cavity
03/16/1995CA2169440A1 Optical amplifying device
03/16/1995CA2169439A1 Laser device with laser structures connected in series in an optical cavity
03/15/1995EP0643499A1 Optical data bus
03/15/1995EP0643461A2 Method for fabricating an optical semiconductor device
03/15/1995EP0643460A1 Method of tunable wavelength conversion of modulated light
03/15/1995EP0643459A1 Method of transferring optical modulation simultaneously over a multitude of wavelengths
03/15/1995EP0643320A2 Polarization-insensitive optical four-photon mixer
03/14/1995US5398256 Interferometric ring lasers and optical devices
03/14/1995US5398255 Semiconductor laser having buried structure on p-InP substrate
03/14/1995US5398223 Reproducing method and reproducing apparatus for optical recording medium
03/14/1995US5398008 Circuit arrangement for amplitude-modulating the drive signal of a laser
03/14/1995US5397933 Laser diode driving circuit having a temperature compensation circuit
03/14/1995US5397889 Guided-wave photoreceptor based on quantum wells made of semiconductor materials, particularly for coherent communications system with polarization diversity
03/14/1995US5397740 Method of making an optical semiconductor device
03/14/1995US5397739 Method for accurate growth of vertical-cavity surface-emitting lasers
03/11/1995CA2122382A1 Polarization-insensitive optical four-photon mixer
03/09/1995WO1995006968A1 Tunable gain coupled laser device
03/09/1995CA2169437A1 Tunable gain coupled laser device
03/08/1995EP0642154A1 Process for producing group III-V compound semiconductor and group III-V compound semiconductor
03/08/1995EP0642045A1 Hybrid optical IC with optical axes at different level
03/08/1995EP0641494A1 Single quantum well ii-vi laser diode without cladding.
03/08/1995EP0641493A1 Ii-vi laser diodes with quantum wells grown by atomic layer epitaxy and migration enhanced epitaxy
03/08/1995CN1099906A Radiation-emitting semiconductor diode and method of manufacturing same
03/07/1995US5396511 Semiconductor laser apparatus with curved waveguide
03/07/1995US5396508 Polarization switchable quantum well laser
03/07/1995US5396507 Reflective digitally tunable laser
03/07/1995US5396481 Semiconductor laser device which emits inclined laser beam
03/07/1995US5396365 Polarization-independent optical device and method for polarization-independent processing of a signal
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