Patents
Sitemap › H01 - Basic electric elements › H01S - Devices using stimulated emission › H01S 5 - Semiconductor lasers
Patents for H01S 5 - Semiconductor lasers (52,420)
09/1989
09/19/1989US4868839 Semiconductor laser array with nonplanar diffraction region
09/19/1989US4868838 Semiconductor laser device
09/19/1989US4868837 Semiconductor laser
09/19/1989US4868836 Laser diode power control and modulator circuit
09/19/1989US4868835 Energy modulatable laser unit
09/19/1989US4868675 Control circuit for a laser printer
09/19/1989US4868639 Semiconductor device having waveguide-coaxial line transformation structure
09/19/1989US4868612 Semiconductor device utilizing multiquantum wells
09/19/1989US4867532 Wavelength selection device having a diffraction grating mounted on a torsion member
09/13/1989EP0332453A2 Distributed feedback semiconductor laser device and current injection method therefor
09/13/1989EP0332446A1 Polarisation switching in active devices
09/13/1989EP0332116A1 Method for the monolithic production of facially connectible opto-electronic and/or optical elements with a ridge waveguide structure
09/13/1989EP0201600B1 Solid state laser employing diamond having color centers as a laser active material
09/13/1989EP0150214B1 Coupled cavity laser
09/12/1989US4866724 Wide-waveguide interferometric array with interelement losses
09/12/1989US4866723 DCPBH laser having a high temperature stability
09/12/1989US4866489 Semiconductor device
09/12/1989US4865684 Process for producing a semiconductor laser mirror by ionic machining
09/08/1989WO1989008356A1 Method and apparatus for modulating a semiconductor laser
09/08/1989WO1989008340A2 Laser amplifier
09/06/1989EP0331480A2 Laser amplifier
09/06/1989EP0331436A2 Optical communication apparatus
09/06/1989EP0331338A2 Subassemblies for optoelectronic hybrid integrated circuits
09/06/1989EP0331304A2 Amplification of optical signals
09/06/1989EP0331235A1 Bidimensional laser array
09/06/1989EP0330837A2 Semiconductor laser chip with a heat sink
09/05/1989US4864585 External cavity type semiconductor laser apparatus
09/05/1989US4864581 Semiconductor structures and a method of manufacturing semiconductor structures
09/05/1989US4864577 Highly repetitively pulsed laser device
09/05/1989US4864524 Combinatorial logic-based optical computing method and apparatus
09/05/1989US4863273 D.C. component controlled fiber optic gyroscope
09/05/1989US4863230 Optically controlled selector
08/1989
08/30/1989EP0330152A2 Semicondustor light emitting device
08/30/1989EP0197052B1 A novel semiconductor device
08/30/1989CN1035210A Laser module and method of coupling an optical fiber thereto
08/29/1989US4862474 Semicondutor laser device
08/29/1989US4862473 Semiconductor laser apparatus having a high harmonic generating waveguide
08/29/1989US4862472 Multilayer oscillators contain components that are oxidation resistant
08/29/1989US4862471 Semiconductor light emitting device
08/29/1989US4862470 Semiconductor laser device
08/29/1989US4862466 Laser emitting apparatus with temperature intensity control
08/29/1989US4861976 Optical or opto-electronic device having a trapping layer in contact with a semiconductive layer
08/29/1989CA1258906A1 Semiconductor laser apparatus for optical head
08/24/1989WO1989007833A2 Semi-insulating layer and ultra-high-speed photoconductive devices made therefrom
08/24/1989WO1989007832A1 Semiconductor superlattice heterostructures fabrication methods, structures and devices
08/24/1989WO1989007781A1 Coherent beam combining of lasers using microlenses and diffractive coupling
08/24/1989DE3804293A1 Arrangement containing an electroluminescent or laser diode
08/22/1989US4860305 External cavity type semiconductor laser apparatus
08/22/1989US4860299 Semiconductor laser device
08/22/1989US4860298 Phased-locked array of semiconductor lasers using closely spaced antiguides
08/22/1989US4860297 Quantum well semiconductor laser device
08/22/1989US4860296 Laser controlled by a multiple-layer heterostructure
08/22/1989US4860294 Integrated-optical arrangement for bidirectional optical message or signal transmission
08/22/1989US4860276 Micro optical head with an optically switched laser diode
08/22/1989US4860066 Semiconductor electro-optical conversion
08/22/1989US4859628 For distributed feedback laser wafers; control
08/22/1989US4859548 Method for generating a lattice structure with a phase shift on the surface of a substrate
08/16/1989EP0328393A2 Semiconductor laser device and the manufacturing method thereof
08/16/1989EP0328134A2 Semiconductor laser device and method of manufacturing semiconductor laser device
08/15/1989US4858241 Semiconductor laser device
08/15/1989US4857477 Process for fabricating a semiconductor device
08/15/1989US4856899 Optical frequency analyzer using a local oscillator heterodyne detection of incident light
08/15/1989US4856870 Laser module
08/09/1989EP0182903B1 Method of making heteroepitaxial ridge overgrown laser
08/08/1989US4856017 Single frequency high power semiconductor laser
08/08/1989US4856015 Semiconductor laser array device
08/08/1989US4856014 Angled stripe superluminescent diode
08/08/1989US4856013 Semiconductor laser having an active layer and cladding layer
08/08/1989US4856011 Semiconductor laser control circuit
08/08/1989US4856008 Semiconductor laser control apparatus
08/08/1989US4856005 Wavelength conversion element for a semiconductor laser
08/08/1989US4855256 Method of manufacturing masked semiconductor laser
08/08/1989US4855255 Tapered laser or waveguide optoelectronic method
08/08/1989US4855250 Method of manufacturing a semiconductor laser with autodoping control
08/08/1989US4854658 Radiation deflector assembly
08/03/1989DE3802841A1 Method for characterising optical properties of semiconductor lasers, and device for carrying out the method
08/03/1989DE3802404A1 Semiconductor laser
08/02/1989EP0326207A1 Laser diode module
08/02/1989EP0326203A1 Apparatus for optically scanning an information plane
08/02/1989EP0325832A1 Laser sources
08/01/1989US4853936 Index guided semiconductor laser device
08/01/1989US4853934 Semiconductor laser control apparatus
08/01/1989US4853933 Non-transform limited pulse locked radiation mode radiation generator with external cavity having non-linear transmission characteristic improving mode locking
08/01/1989US4852960 Narrow-linewidth resonant optical device, transmitter, system, and method
07/1989
07/27/1989WO1989006883A1 Alternating sequential half duplex communication system
07/26/1989EP0325281A2 Optical transmitter, optical receiver and optical transmission apparatus and control method of optical receiver
07/26/1989EP0325275A2 A visible light semiconductor laser with (AlxGa1-x)0.5In0.5P crystal layers and a process for growing an (AlxGa1-x)0.5In0.5P crystal
07/26/1989EP0325251A2 Laser light source for generating beam collimated in at least one direction
07/26/1989CN1034289A 电流注入式激光器 Current injection lasers
07/25/1989US4852116 Semiconductor laser device
07/25/1989US4852113 Laser array with wide-waveguide coupling region
07/25/1989US4852112 Semiconductor laser with facet protection film of selected reflectivity
07/25/1989US4852111 Semiconductor laser device
07/25/1989US4852110 Using a single etching and metalorganic vapor phase epitaxy to form the gallium-arsenic substrate and buffer, cladding and active material layers; vapor phase epitaxy
07/25/1989US4852108 Wavelength tunable semiconductor laser with narrow band-pass active filter region
07/25/1989US4851368 Method of making travelling wave semi-conductor laser
07/19/1989EP0324505A2 Non-linear optical device with quantum micro hetero structure
07/18/1989US4849986 Optical resonator matrix
07/18/1989US4849985 Distributed feedback semiconductor laser device
07/18/1989US4849982 Heterostructure; semiconductor and light emitter
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