Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
06/1992
06/17/1992CN1017114B Current injection laser
06/17/1992CN1017112B Laser module and method of coupling optical fiber thereto
06/16/1992US5123070 Method of monolithic temperature-stabilization of a laser diode by evanescent coupling to a temperature stable grating
06/16/1992US5123024 Apparatus and method for controlling the light intensity of a laser diode
06/16/1992US5123023 Laser driver with plural feedback loops
06/16/1992US5122844 Quantum well structure and semiconductor device using the same
06/16/1992US5122045 Mold for molding a package for a semiconductor device for detecting or emitting a magnetic line of force or light
06/16/1992CA1303710C Optical resonant device
06/11/1992WO1992010015A1 Laser driver with plural feedback loops
06/11/1992WO1992009976A1 Radiation source for a printer
06/11/1992WO1992009910A1 Radiation source for a printer
06/09/1992US5121451 Optical head with an integrated isolator for coupling a semiconductor laser to a light guide
06/09/1992US5121450 Fiber optical Y-junction
06/09/1992US5121401 Pulsed modulators utilizing transmission lines
06/09/1992US5121188 Laser module assembly
06/09/1992US5121182 Integrated optical semiconductor device
06/09/1992CA1303195C Distributed feedback semiconductor laser
06/09/1992CA1303136C Lightwave systems using optical amplifiers
06/09/1992CA1303118C Wavelength stabilized light source
06/04/1992DE4111802C1 Protecting eyes from continuous wave semiconductor laser - driving laser diode followed by optical attenuator by regulating circuit at upper limit permissible for continuous operation
06/03/1992EP0488820A2 Optical semiconductor device
06/03/1992EP0488772A1 Semiconductor light-emitting diodes
06/03/1992EP0488632A2 A method for growing a compound semiconductor and a method for producing a semiconductor laser
06/03/1992EP0488510A2 Visible light surface emitting laser device
06/03/1992EP0488417A2 Driver circuit of a tunable laser diode
06/03/1992EP0487876A2 Monolithically integrated laserdiode-waveguide-combination
06/03/1992EP0487823A2 Semiconductor light emitting element
06/03/1992EP0487822A1 Semiconductor light emitting element
06/03/1992CN1016915B Phi-coating for dfb/dbr laser diodes
06/02/1992US5119393 Semiconductor laser device capable of controlling wavelength shift
06/02/1992US5119392 Second-order predistortion circuit for use with laser diode
06/02/1992US5119388 Reduced threshold current; stability
06/02/1992US5119387 Semiconductor laser of visible ray region having window structure
06/02/1992US5119386 Light emitting device
06/02/1992US5119150 Compound semiconductor structure including layer limiting silicon diffusion
06/02/1992US5119039 Semiconductor optical amplifier with wideband electrical response
06/02/1992CA1302477C Device and method for monitoring a light-emitting device
06/02/1992CA1302160C Integrated thermal ink jet printhead and method of manufacture
05/1992
05/29/1992WO1992009128A1 Solid-state tunable laser
05/27/1992EP0487351A2 Wavelength-tunable distributed-feedback semiconductor laser device
05/27/1992EP0487192A2 Opto-electronic integrated circuit having a transmitter of long wavelength
05/27/1992EP0486953A2 Second-order predistortion circuit for use with laser diode
05/26/1992US5117477 Optical functioning element using a transparent substrate with matching lattice constant
05/26/1992US5117469 Polarization-dependent and polarization-diversified opto-electronic devices using a strained quantum well
05/26/1992US5117196 Optical amplifier gain control
05/26/1992US5116769 Method of producing a semiconductor laser by implanting impurities which suppress disordering
05/26/1992US5116767 Semiconductor laser passivation and overstressing
05/26/1992CA1301510C Apparatus and method for optical signal source stabilization
05/22/1992CA2055723A1 Second-order predistortion circuit for use with laser diode
05/22/1992CA2052416A1 Radiation source for a printer
05/20/1992EP0486327A2 Semiconductor optical devices with PN current blocking layers of wide-band gap materials
05/20/1992EP0486208A2 Optical backplane interconnecting circuit boards
05/20/1992EP0486192A2 A semiconductor laser system with a non linear crystal resonator
05/20/1992EP0486175A2 Apparatus for coupling a multiple emitter laser diode to a multimode optical fiber
05/20/1992EP0486128A2 A semiconductor optical device and a fabricating method therefor
05/19/1992US5115445 Microchip laser array
05/19/1992US5115444 Multichannel cavity laser
05/19/1992US5115443 Semiconductor laser apparatus
05/19/1992US5115442 Top-emitting surface emitting laser structures
05/19/1992US5115441 Communications
05/19/1992US5115285 Method of producing a quasi-flat semiconductor device capable of a multi-wavelength laser effect and the corresponding device
05/19/1992US5115283 Optoelectronic device on semi-insulator substrate and methods for making such a device
05/19/1992US5115147 Driver for light emitting device for providing a stable beam output
05/19/1992US5114877 Selective in situ desorption
05/15/1992CA2055301A1 Optical backplane interconnecting circuit boards
05/14/1992WO1992008243A1 Selective-emitting lasers
05/13/1992EP0485237A2 A quantum barrier semiconductor optical device
05/13/1992EP0485187A2 Second harmonic generator using a laser as a fundamental wave source
05/13/1992EP0484923A2 Semiconductor wavelength conversion device
05/13/1992EP0484887A2 Laser diode device having a protective layer on its light-emitting end face
05/12/1992US5113405 Semiconductor diode laser having a stepped effective refractive index
05/12/1992US5113404 Silicon-based optical subassembly
05/12/1992US5113233 Compound semiconductor luminescent device
05/07/1992DE4135813A1 Integrated semiconductor laser with multi-directional reflector - has multi-layer reflector structure beneath double hetero structure and overlying three=dimensional optical reflector
05/06/1992EP0484276A1 Method for imaging several radiation sources arranged in one or more rows, and device for implementing the method
05/06/1992EP0484228A1 Optical transmission process with wavelength offset and corresponding system
05/06/1992EP0484167A1 Laser diode module with pigtail fiber
05/06/1992EP0483821A2 A method for controlling a tunable filter and an apparatus therefor
05/06/1992EP0483687A2 Optical device with an asymmetric dual quantum well structure
05/06/1992EP0135594B1 Semiconductor laser
05/05/1992US5111476 Method and apparatus for aligning a laser diode, and laser diode system produced thereby
05/05/1992US5111475 Analog optical fiber communication system, and laser adapted for use in such a system
05/05/1992US5111471 Indium phosphide, indium gallium arsenic phosphide
05/05/1992US5111470 Semiconductor laser device and a method of fabricating the same
05/05/1992US5111469 Semiconductor laser
05/05/1992US5111468 Diode laser frequency doubling using nonlinear crystal resonator with electronic resonance locking
05/05/1992US5111467 Hybrid rugate filter assembly for temperature stabilized emission of grating coupled surface emitting lasers
05/05/1992US5111333 Optical mixer
05/05/1992US5111256 High speed semiconductor device and an optelectronic device
05/05/1992US5111255 Buried channel heterojunction field effect transistor
05/05/1992US5111153 Non-linear optical amplification
05/05/1992US5111065 Diode driver circuit utilizing discrete-value DC current source
05/05/1992US5111034 Apparatus utilizing light emitting semiconductor device
04/1992
04/30/1992WO1992007401A1 Distributed feedback semiconductor laser
04/29/1992EP0482733A1 A semiconductor laser device
04/29/1992EP0482546A2 Cooling device for optical and/or electronic elements
04/29/1992EP0482497A2 Light wavelentgh shifter
04/29/1992EP0482455A2 Component having integrated waveguide with anti-reflective end surfaces
04/28/1992US5109444 Integrated type optical node and optical information system using the same
04/28/1992US5109386 Rugate filter on grating coupled surface emitting laser array