Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
02/1993
02/23/1993US5189680 Visible light laser diode
02/23/1993US5189679 Strained quantum well laser for high temperature operation
02/23/1993US5189677 Arrangement having two laser diodes for generating light having two wavelengths
02/23/1993CA1313909C Semiconducteur device assembly
02/18/1993WO1993003524A1 A laser structure
02/17/1993EP0527615A1 Method of making tunable semiconductor laser
02/17/1993EP0527547A2 Semiconductor laser device
02/16/1993US5187717 Tunable semiconductor laser
02/16/1993US5187715 Quantum well optical device
02/16/1993US5187714 Laser-diode-pumped solid-state laser
02/16/1993US5187713 Nonlinear device control methods and apparatus
02/16/1993US5187461 Low-loss dielectric resonator having a lattice structure with a resonant defect
02/10/1993EP0527060A1 Semiconductor optical transceiver
02/10/1993EP0526776A1 High speed optical interconnect
02/09/1993US5185830 Optical waveguide directional coupler including control electrodes
02/09/1993US5185759 Phase-shifted distributed feedback type semiconductor laser device
02/09/1993US5185756 Wideband optical amplifier-receiver utilizing two electrode optical amplifier
02/09/1993US5185755 Group V phosphide waveguide, group V arsenic thin film layer, current blocking layer, outer cladding layer
02/09/1993US5185754 Spectrally stable laser diode with internal reflector
02/09/1993US5185752 Coupling arrangements for frequency-doubled diode lasers
02/09/1993US5185734 Calibrating and power-protecting laser drive circuits
02/09/1993US5185643 Arrangement for operating a laser diode
02/09/1993US5185293 Method of forming and aligning patterns in deposted overlaying on GaAs
02/09/1993US5185290 Method of coating facet of semiconductor optical element
02/09/1993US5185289 Process for the selective growth of GaAs
02/04/1993WO1993002495A1 Method of fabrication lasers
02/04/1993WO1993002493A1 Circuit for limiting the power of the optical signal emitted by a laser
02/03/1993EP0526371A1 Process for deep laser beam cutting of a material coating substrate and devices for performing such process
02/03/1993EP0526266A1 Method of manufacturing an optoelectronic device
02/03/1993EP0526220A1 Light emitting diode having small emission-spot
02/03/1993EP0526128A2 A method for producing a distributed feedback semiconductor laser device
02/03/1993EP0526083A1 A semiconductor laser device
02/03/1993EP0526023A2 Semiconductor optical guided-wave device and its production method
02/03/1993EP0525971A2 A semiconductor device and a method for producing the same
02/03/1993EP0525819A1 A pulse amplifier suitable for use in a semiconductor laser driving device
02/03/1993EP0525779A2 Method of manufacturing optical semiconductor element
02/03/1993EP0525752A1 Misalignment-tolerant, grating-tuned external-cavity laser
02/03/1993EP0525684A2 Integrated semiconductor laser array apparatus
02/03/1993EP0525622A2 Semiconductor index guided laser diode having both contacts on same surface
02/03/1993EP0525412A1 Optical amplifier using semiconductor laser as multiplexer
02/02/1993US5184247 Optically stabilized feedback amplifier
02/02/1993US5184240 De-multiplexer
02/02/1993CA2000024C Resonant tunneling semiconductor devices
01/1993
01/28/1993DE4124872A1 Semiconductor component on indium phosphide substrate for DFB laser diode - having no phosphorus in grown layers and relief-like surface of overgrown layer
01/27/1993EP0524459A2 Tunable semiconductor laser on a semi-isolating substrate
01/27/1993EP0524457A2 TTG-DFB laserdiode
01/27/1993EP0432150B1 Laser diode with buried active layer and lateral current limiting and process for its manufacture
01/27/1993CA2074635A1 Cutting process by lazer of a material covering a substrate and devices for its development
01/26/1993US5182787 Optical waveguide structure including reflective asymmetric cavity
01/26/1993US5182782 Waferboard structure and method of fabricating
01/26/1993US5182780 Optical backplane interconnecting circuit boards
01/26/1993US5182758 Periodic gain-type semiconductor laser device
01/26/1993US5182757 Surface emission type semiconductor laser
01/26/1993US5182756 Semiconductor laser drive apparatus
01/26/1993US5182228 Waveguide, heat dissipating
01/26/1993CA1313247C Compound semiconductor light emitting device
01/21/1993WO1993001637A1 Optical amplifier and laser
01/21/1993WO1993001635A1 Slab laser resonators
01/21/1993WO1993001510A1 Optical guided-mode resonance filter
01/20/1993EP0524124A2 Dual fiber drive system
01/20/1993EP0523861A2 Optical device and method of manufacturing the same
01/20/1993EP0523766A1 Polarisation-insensitive amplification device
01/20/1993EP0523597A2 Semiconductor laser
01/20/1993EP0523587A1 Double channel semiconductor laser and its method of production
01/20/1993EP0523229A1 Semiconductor diode laser
01/20/1993EP0523188A1 Thermal control for laser diode used in outside plant communications terminal.
01/19/1993US5181221 Surface emission type semiconductor laser
01/19/1993US5181219 Light emitted perpendicular
01/19/1993US5181218 Manufacturing method of semiconductor laser with non-absorbing mirror structure
01/19/1993US5181216 Photonics module apparatus
01/19/1993US5181214 Temperature stable solid-state laser package
01/19/1993US5181213 Optical pulse generating apparatus
01/19/1993US5181086 Strained superlattice semiconductor structure
01/19/1993US5181085 Compound semiconductor device with bipolar transistor and laser diode
01/19/1993US5180685 Method for the production of a semiconductor laser device
01/13/1993EP0521943A1 Optical component
01/12/1993US5179615 Optical waveguide having a variable refractive index and an optical laser having such an optical waveguide
01/12/1993US5179568 Self-collimated unstable resonator semiconductor laser
01/12/1993US5179567 Semiconductor laser device, method of fabricating the same and optical system of utilizing the same
01/12/1993US5179566 Laminated laser light emitting portion ans optical waveguides of semiconductor substrates
01/12/1993US5179565 Low noise pulsed light source utilizing laser diode and voltage detector device utilizing same low noise pulsed light source
01/12/1993US5179040 Method of making a semiconductor laser device
01/12/1993CA2006266C Method for the epitaxial growth of a semiconductor structure
01/12/1993CA1312667C Optical package
01/07/1993WO1992013363A3 Light emitting diode bars and arrays and method of making same
01/07/1993EP0521395A1 Light emitting device for achieving high luminous efficiency and high saturation level of light output
01/07/1993EP0422155B1 Wavelength stabilization, in particular for interferometric measurement of length
01/07/1993DE4209888A1 Optical disc drive with controlled laser diode - holds intensity at stable valve by monitoring current of photodiode and adding value to reference signal to provide signal used to regulate laser diode
01/06/1993EP0543812A4 High linearity optical transmitter.
01/05/1993US5177764 Unidirectional, planar ring laser with birefringence
01/05/1993US5177758 Semiconductor laser device with plural active layers and changing optical properties
01/05/1993US5177757 Semiconductor laser producing visible light
01/05/1993US5177755 Laser feedback control circuit and method
01/05/1993US5177753 Semi-conductor laser unit
01/05/1993US5177752 Optical pulse generator using gain-switched semiconductor laser
01/05/1993US5177750 Misalignment-tolerant, grating-tuned external-cavity laser with enhanced longitudinal mode selectivity
01/05/1993US5177749 Semiconductor laser device
01/05/1993US5177031 Pretreatment to remove surface oxides; coating; reliability
12/1992
12/29/1992US5175783 Optical molded device including two lenses and active element integrally
12/29/1992US5175740 Semiconductor laser and method of fabricating same