Patents for H01S 5 - Semiconductor lasers (52,420) |
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09/17/1992 | DE4208168A1 Laser scanner control for electrophotographic printer - uses feedback from photodiode and input from humidity sensor to match power to conditions |
09/16/1992 | EP0503729A2 Optoelectronic semiconductor device and method of manufacturing such a device |
09/16/1992 | EP0503579A2 Broad linewidth lasers for optical fiber communication systems |
09/16/1992 | EP0503399A2 Laser diode protective circuit for an optical transmission apparatus |
09/16/1992 | EP0503211A1 Semiconductor device comprising a layered structure grown on a structured substrate |
09/15/1992 | US5148504 Optical integrated circuit designed to operate by use of photons |
09/15/1992 | US5148439 Semiconductor laser |
09/15/1992 | US5148363 Breakdown diagnosing method of production line |
09/15/1992 | US5147825 Waveguides |
09/15/1992 | CA1307559C Method and apparatus for an oscillation frequency separation among a plurality of laser devices |
09/12/1992 | CA2062153A1 Semiconductor device comprising a layered structure grown on a structured substrate |
09/09/1992 | EP0502682A2 Polarization-selective integrated optoelectronic devices incorporating crystalline organic thin films |
09/09/1992 | EP0502670A2 Laser diode array |
09/09/1992 | EP0502442A2 Semiconductor luminous element and superlattice structure |
09/09/1992 | CN1064340A Slant plate type compressor with variable displacement machanism |
09/08/1992 | US5146513 Semiconductor optical device and array of the same |
09/08/1992 | US5146467 Semiconductor laser device |
09/08/1992 | US5146466 Layers of aluminum, gallium, indium and phosphorus compounds over gallium arsenide substrate; inclined surface |
09/08/1992 | US5146465 Aluminum gallium nitride laser |
09/08/1992 | US5146464 Semiconductor laser driver circuit |
09/08/1992 | US5146185 Frequency standard |
09/08/1992 | US5146078 Articles and systems comprising optically communicating logic elements including an electro-optical logic element |
09/08/1992 | US5145807 Forming aluminum, gallium, and arsenic intermetallic cladding and active layers; etching |
09/08/1992 | US5145792 Forming quantum well structure and rib waveguide layers on substrate by epitaxy; disordering, embedding |
09/03/1992 | WO1992015124A1 Low-loss dielectric resonant devices |
09/02/1992 | EP0501872A1 Positive feedback device for optical signal processing |
09/02/1992 | EP0501871A1 Semiconductor laser with saturable absorber |
09/02/1992 | EP0501862A1 Method of producing a strip-buried semiconductor laser using dry etching to form this strip and a laser obtained by this method |
09/02/1992 | EP0501751A1 Method of producing optical integrated circuit |
09/02/1992 | EP0501686A1 Fabrication of aluminium-containing semiconductor devices by metal-organic molecular-beam-epitaxy |
09/02/1992 | EP0501246A2 Opto-electronic switch device |
09/02/1992 | EP0500962A1 Quantum-well-type semiconductor laser element |
09/02/1992 | EP0500925A1 New structure and method for fabricating indium phosphide/indium gallium arsenide phosphide buried heterostructure semiconductor lasers |
09/02/1992 | EP0500529A1 Angled-facet flared-waveguide traveling-wave laser amplifiers |
09/01/1992 | US5144637 Inline diplex lightwave transceiver |
09/01/1992 | US5144636 Laser beam oscillating apparatus |
09/01/1992 | US5144635 Semiconductor laser device having reflectance control film formed on end facet of oscillator |
09/01/1992 | US5144634 Method for mirror passivation of semiconductor laser diodes |
09/01/1992 | US5144633 Semiconductor laser and manufacturing method thereof |
09/01/1992 | US5144631 Semiconductor laser drive device |
09/01/1992 | US5144616 Laser diode and multibeam optical head using the laser diode |
09/01/1992 | US5144409 Isotopically enriched semiconductor devices |
09/01/1992 | US5144261 Optically injection locked resonant tunnel diode oscillator |
09/01/1992 | US5143864 Lamination a substrate with different conductivity types masking, etching and removal of layers |
09/01/1992 | US5143863 Aluminum, gallium, indumium phosphide cladding layer on alloy of gallium arsenide, blocking layer |
08/29/1992 | CA2059408A1 Fabrication of aluminum-containing semiconductor devices |
08/26/1992 | EP0500357A2 Optical fiber dispersion-compensating device |
08/26/1992 | EP0500351A2 Semiconductor laser |
08/26/1992 | EP0500240A1 Optical package for use in high speed applications |
08/26/1992 | EP0500002A1 Laser optics |
08/26/1992 | EP0499659A1 Surface emitting semiconductor laser array structure with vertical resonator without substrate |
08/26/1992 | EP0380505B1 Laser diode output power stabilization in a laser image setter |
08/25/1992 | US5142408 Optical amplifier |
08/25/1992 | US5141549 Method of fabricating rare earth doped planar optical waveguide for integrated optical circuit |
08/20/1992 | WO1992014286A1 Semiconductor diode laser |
08/20/1992 | WO1992014174A1 Polarization-dependent and polarization-diversified opto-electronic devices using a strained quantum well |
08/19/1992 | EP0499293A2 A pulse amplifier suitable for use in a semiconductor laser driving device |
08/18/1992 | US5140657 Diffraction optical coupler |
08/18/1992 | US5140653 Optical head for a laser printer |
08/18/1992 | US5140608 Optical system for focusing a light beam on to an image plane |
08/18/1992 | US5140607 Side-pumped laser with angled diode pumps |
08/18/1992 | US5140605 Thermally stabilized diode laser structure |
08/18/1992 | US5140603 Overmodulation protection for amplitude modulated laser diode |
08/18/1992 | US5140601 Output control apparatus of laser unit and adjusting method thereof |
08/18/1992 | US5140599 Optical oscillator sweeper |
08/18/1992 | US5140384 Hermetically sealed in cap with thermosetting resin, alumina and calcium carbonate |
08/18/1992 | US5140175 Light-emitting diode drive circuit with fast rise time and fall time |
08/18/1992 | US5140152 Full duplex optoelectronic device with integral emitter/detector pair |
08/18/1992 | US5140149 Optical apparatus using wavelength selective photocoupler |
08/18/1992 | CA1306534C Semiconductor light emission system |
08/18/1992 | CA1306374C Semiconductor heterointerface optical waveguide |
08/14/1992 | WO1992015136A1 Semiconductor laser |
08/14/1992 | CA2103720A1 Semiconductor laser |
08/13/1992 | WO1992014287A1 External cavity semiconductor laser system |
08/13/1992 | CA2103807A1 External cavity semiconductor laser system |
08/13/1992 | CA2060904A1 Method and means for controlling the frequency and power output of a tunable diode laser |
08/12/1992 | EP0498736A2 Dfb laser diode having a modified profile of linewidth enhancement factor |
08/12/1992 | EP0498695A1 Method of producing a planar stripe-buried semiconductor laser |
08/12/1992 | EP0498575A2 Stabilized two color laser diode interferometer |
08/12/1992 | EP0498430A2 Frequency-multiplex optical transmission apparatus |
08/12/1992 | EP0498169A1 Opto-electronic device for coupling and uncoupling of radiation |
08/12/1992 | EP0388410B1 Laser arrangement with at least one laser resonator coupled with a passive resonator |
08/11/1992 | US5138628 Power laser with active mirror |
08/11/1992 | US5138626 Ridge-waveguide buried-heterostructure laser and method of fabrication |
08/11/1992 | US5138625 Quantum wire semiconductor laser |
08/11/1992 | US5138624 Multiwavelength LED and laser diode optical source |
08/11/1992 | US5138623 Semiconductor laser control device |
08/11/1992 | US5138491 Beam-combining laser beam source device |
08/11/1992 | US5138404 Double heterojunction of same conductivity type; high carrier density region; good ohmic contact; low operating voltage |
08/11/1992 | US5137844 Process to adjust output of light emitters |
08/06/1992 | WO1992013369A1 Coplanar waveguide bridge |
08/06/1992 | WO1992013363A2 Light emitting diode bars and arrays and method of making same |
08/05/1992 | EP0497666A1 Waveguide electro-optic device |
08/05/1992 | EP0497644A1 Lithographic process for semiconductor substrate, specifically for the treatment of a protrusion |
08/05/1992 | EP0497432A1 An apparatus for driving a semiconductor laser device |
08/05/1992 | EP0497431A1 An apparatus for driving a semiconductor laser device |
08/05/1992 | EP0497375A2 Wavelength converter |
08/05/1992 | EP0497358A1 Integrated optical device for demultiplexing various channels of different wavelengths and method of manufacturing therefor |
08/05/1992 | EP0497350A1 Crystal growth method for gallium nitride-based compound semiconductor |
08/05/1992 | EP0497270A2 Semiconductor laser device driving circuit |