Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
02/2002
02/06/2002CN1334982A Semiconductor optical amplifier
02/06/2002CN1334607A High-brightness LED unit and its making method
02/06/2002CN1334559A Optical pick-up
02/06/2002CN1334487A Display device
02/05/2002US6345138 Optical fiber output semiconductor device
02/05/2002US6345135 Multi-wavelength optical reflector
02/05/2002US6345064 Semiconductor laser having an improved current blocking layers and method of forming the same
02/05/2002US6345063 Algainn elog led and laser diode structures for pure blue or green emission
02/05/2002US6345062 Semiconductor laser control circuit, semiconductor laser apparatus, information recording/reproduction apparatus and image recording apparatus
02/05/2002US6345060 Frequency stabilized semiconductor laser
02/05/2002US6345059 Short cavity tunable laser with mode position compensation
02/05/2002US6344913 Optical clock division
02/05/2002US6344664 Electro-optical transceiver system with controlled lateral leakage and method of making it
02/05/2002US6344367 Method of fabricating a diffraction grating
01/2002
01/31/2002WO2002009244A1 Wavelength agile external cavity diode laser
01/31/2002WO2002009242A2 Optical structure on compliant substrate
01/31/2002WO2002009148A2 Integrated radiation emitting system and process for fabricating same
01/31/2002WO2001061800A3 Widely tunable laser
01/31/2002WO2000008691A9 Zinc oxide films containing p-type dopant and process for preparing same
01/31/2002US20020012928 Method for synthesis of nucleic acids
01/31/2002US20020012506 Method, system and computer program product for assembling an optical module
01/31/2002US20020012505 Optical module, optical fiber connecting plug, and optical coupler equipped with the same
01/31/2002US20020012377 External resonant laser
01/31/2002US20020012373 Semiconductor laser device and method of fabricating same
01/31/2002US20020012372 Injection laser
01/31/2002US20020012370 Semiconductor laser diode module
01/31/2002US20020012369 Semiconductor laser apparatus, semiconductor laser module, optical transmitter and wavelength division multiplexing communication system
01/31/2002US20020012153 Multi-beam exposure apparatus
01/31/2002US20020012151 Capacitor regulated high efficiency driver for a light emitting diode
01/31/2002US20020011879 Optical transmitting circuit
01/31/2002DE10035399A1 Subträger, elektronische Baugruppe und Verfahren zur Herstellung derselben Subcarriers, electronic module and method of producing same
01/31/2002DE10034263A1 Production of a quasi substrate used in the production of a laser diode comprises forming an intermediate layer made of a group III nitride doped with oxygen between a utilizing layer based on gallium nitride and a sapphire base substrate
01/31/2002CA2417464A1 Wavelength agile external cavity diode laser
01/31/2002CA2354420A1 Semiconductor laser device having lower threshold current
01/30/2002EP1176680A1 Current confinement for vertical cavity surface emitting laser
01/30/2002EP1176459A1 Optical threshold and comparison devices and methods
01/30/2002EP1175694A2 Semiconductor devices with selectively doped iii-v nitride layers
01/29/2002US6343163 Electro-absorption modulator and method of manufacturing a semiconductor optical device
01/29/2002US6343092 Light source device including semiconductor lasers
01/29/2002US6343091 External resonator light source
01/29/2002US6343090 Single mode surface emitting laser
01/29/2002US6343088 Semiconductor laser module
01/29/2002US6343087 Semiconductor laser
01/29/2002US6342405 Growing thin layers in sequences that result in the overall lattice match and bandgap desired; varying concentration of the elements varies the bandgaps; for lasers that emit light in the blue, short wavelength region; desorption of the group
01/29/2002US6342404 Group III nitride compound semiconductor device and method for producing
01/29/2002US6342313 Oxide films and process for preparing same
01/29/2002CA2268246C Optical systems with one or more stabilised laser signal sources
01/24/2002WO2002007359A1 Reconfigurable multichannel transmitter for dense wavelength division multiplexing (dwdm) optical communication
01/24/2002WO2002007346A2 Optical wavelength converter
01/24/2002WO2002007328A2 Apparatus for handling optical communication signals and method of manufacture therefor
01/24/2002WO2002007276A1 Light-emitting device drive circuit
01/24/2002WO2002007275A1 Semiconductor laser device
01/24/2002WO2002007224A1 High power mid wavelength infrared laser
01/24/2002WO2002006872A1 Optical waveguide device having wavelength selectivity
01/24/2002WO2002006866A2 Slab-coupled optical waveguide laser and amplifier
01/24/2002WO2002006861A1 Optical element having wavelength selectivity
01/24/2002WO2001043241A3 Tunable laser with microactuator
01/24/2002WO2001043167A3 Low temperature co-fired ceramic-metal packaging technology
01/24/2002WO2000033365A8 Fabrication of gallium nitride layers by lateral growth
01/24/2002US20020009894 Method for fabricating a semiconductor device
01/24/2002US20020009274 Novel polymeric devices including optical waveguide laser and optical amplifier
01/24/2002US20020009258 Direct-coupled multimode WDM optical data links with monolithically-integrated multiple-channel VCSEL and photodetector arrays
01/24/2002US20020009116 Complex coupling MQW semiconductor laser
01/24/2002US20020009114 Electroabsorption-modulated fabry perot laser
01/24/2002US20020009112 Mold type semiconductor laser
01/24/2002US20020009109 Laser diode driving method and circuit which provides an automatic power control capable of shortening the start-up period
01/24/2002US20020009104 Method of stabilizing the wavelength of lasers and a wavelength monitor
01/24/2002US20020009102 Semiconductor laser module having optical wavelength conversion element and semiconductor laser element which includes quantum-well sublayers having different thicknesses and/or compositions
01/24/2002US20020008245 Semiconductor devices with selectively doped iii-v nitride layers
01/24/2002US20020008243 Formation of ohmic contacts in III-nitride light emitting devices
01/24/2002US20020008242 Light emitting device
01/24/2002US20020008215 Grating-outcoupled surface-emitting lasers with flared gain regions
01/24/2002US20020007962 Submount, electronic assembly and process for producing the same
01/24/2002DE10129393A1 Halbleiterlaser mit variierter Breite der Quantenpotentialtöpfe Semiconductor laser with a varied width of the quantum wells
01/24/2002DE10053101A1 Process uses combined operation of two lasers with total energy sensed and used to control lasers
01/24/2002CA2384998A1 Optical element having wavelength selectivity
01/23/2002EP1174967A1 Semiconductor laser device
01/23/2002EP1174966A2 Method and apparatus for driving mode-locked semiconductor laser
01/23/2002EP1174932A2 Submount, electronic components and method of manufacturing
01/23/2002EP1173908A2 Wavelength division multiplexed array of long-wavelength vertical cavity lasers
01/23/2002EP1173907A1 Semiconductor diode lasers with thermal sensor control of the active region temperature
01/23/2002EP1173788A1 Photonic integrated circuit comprising a resonant optical component and methods for making same
01/23/2002EP0934545B1 Optical array for symmetrization of laser diode beams
01/23/2002EP0894349B1 Method and apparatus for eliminating reflected energy due to stage mismatch in nonlinear magnetic compression module
01/23/2002EP0834205B1 Laser drive circuit
01/23/2002CN2473788Y Laser coaxial property correction machine tool
01/23/2002CN1332531A Reduction of electric crosstalk and wavelength linear FM in Bragg reflective laser
01/23/2002CN1332502A Mesa semiconductor luminescent device with chalkogenide dielectric coating
01/23/2002CN1332501A Selective areal epitaxy process of producing electrically absorption modulation and distributing feedback laser
01/23/2002CN1332480A Single-crystal GaN base and its manufacture
01/23/2002CN1332473A Laser circuit forming method and formed laser circuit
01/23/2002CN1332382A Method for manufacture of optical component
01/23/2002CN1332055A Making image on printing plate using ultrashort laser pulse
01/22/2002USRE37524 Device for driving a semiconductor laser by a plurality of driving elements
01/22/2002US6341189 Lenticular structure for integrated waveguides
01/22/2002US6341138 Constant temperature performance laser
01/22/2002US6341137 Wavelength division multiplexed array of long-wavelength vertical cavity lasers
01/22/2002US6341136 Optical beam deflector modifying phases of respective portions of optical beam by two arrays of optical phase modulators
01/22/2002US6341117 Apparatus and method for controlling power of laser diode used for optical recording media
01/22/2002US6341042 Laser radiating apparatus and methods for manufacturing a polycrystalline semiconductor film and a liquid crystal display device