Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
06/2000
06/14/2000EP1008008A1 Integrated beam shaper and use thereof
06/14/2000CN1256774A Optically-based method and apparatus for performing document authentication
06/14/2000CN1256647A Optical method and apparatus for sorting textiles
06/13/2000US6075805 Apparatus for linewidth reduction in distributed feedback or distributed Bragg reflector semiconductor lasers using vertical emission
06/13/2000US6075804 Semiconductor device having an oxide defined aperture
06/13/2000US6075802 Lateral confinement laser
06/13/2000US6075801 Semiconductor laser with wide side of tapered light gain region
06/13/2000US6075800 Bonding ridge structure laser diodes to substrates
06/13/2000US6075799 Polarization selective semiconductor laser, optical transmitter using the same, optical communication system using the same and fabrication method of the same
06/13/2000US6075656 High numerical aperture objective lens
06/13/2000US6074934 Apparatus for cleaving laser bars
06/08/2000WO2000033433A2 Compound semiconductor structures for optoelectronic devices
06/08/2000WO2000033390A1 Light emitting device with phosphor composition
06/08/2000WO2000033389A1 Light emitting device with phosphor having high luminous efficacy
06/08/2000WO2000033365A1 Fabrication of gallium nitride layers by lateral growth
06/08/2000DE19956344A1 Halbleitervorrichtung mit geringer Störkapazität A semiconductor device with less parasitic capacitance
06/07/2000EP1006683A2 Multiple-wavelength light source and method of controlling oscillation frequencies thereof
06/07/2000EP1006629A2 Compound semiconductor light emitting device
06/07/2000EP1006628A1 Multi-wavelength source
06/07/2000EP1006575A2 Composition for resin sealing a semiconductor device, resin sealed semiconductor device and method of manufacturing the same
06/06/2000US6072819 Semiconductor light-emitting device and method of fabricating the same
06/06/2000US6072818 Semiconductor light emission device
06/06/2000US6072817 Semiconductor laser device and optical disk apparatus using the same
06/06/2000US6072816 Laser-diode drive circuit
06/06/2000US6072815 Microlaser submount assembly and associates packaging method
06/06/2000US6072814 Laser diode module with integral cooling
06/06/2000US6072812 Distributed feedback laser with loss coupling
06/06/2000US6072618 Light transmitting apparatus incorporating emission spectrum control function
06/06/2000US6072616 Apparatus and methods for improving linearity and noise performance of an optical source
06/06/2000US6072445 Head mounted color display system
06/06/2000US6072202 II-VI compound semiconductor device with III-V buffer layer
06/06/2000US6072196 semiconductor light emitting devices
06/06/2000US6072189 Graded layers arranged at the interfaces between the cladding layers, contact layers and the active layer to compensate for the lattice mismatching between active region and first or second cladding regions; efficiency
05/2000
05/31/2000EP1005124A2 Semiconductor light emitting device and its manufacturing method
05/31/2000EP1005123A2 Semiconductor laser, semiconductor device and their manufacturing methods
05/31/2000EP1005122A1 External cavity type light source
05/31/2000EP1005121A2 Laser driving apparatus, driving method thereof, and image-forming apparatus using it
05/31/2000EP1005120A1 Optical semiconductor device with a mode converter
05/31/2000EP1005117A1 External cavity type tunable semiconductor laser source
05/31/2000EP1005068A2 GaN film having a reduced threading dislocations density and fabrication method thereof
05/31/2000EP1005067A2 Growth method of a nitride III-V compound semiconductor, manufacturing method of a semiconductor device, and semiconductor device
05/31/2000EP1004919A1 Optical component based on semiconductor optical amplifiers comprising a reduced number of independent electrodes
05/30/2000US6069908 N-drive or P-drive VCSEL array
05/30/2000US6069905 Vertical cavity surface emitting laser having intensity control
05/30/2000US6069904 Optical apparatus and method for producing the same
05/30/2000US6069732 Semiconductor interferometric optical wavelength conversion device
05/30/2000US6069645 Method and apparatus for controlling dot size in image forming apparatus having an array of lasers
05/30/2000US6069394 Semiconductor substrate, semiconductor device and method of manufacturing the same
05/30/2000US6069367 Semiconductor element and semiconductor light-emitting and semiconductor photoreceptor devices
05/30/2000US6069020 Method of manufacturing semiconductor light-emitting device
05/30/2000US6068781 Forming apertures in metal alloy substrate; surface ion exchanging
05/30/2000US6068411 Distortion characteristic and yield of semiconductor laser module
05/30/2000CA2170005C Segmented optical guide that can be incorporated into a semiconductor device
05/25/2000WO2000030226A1 Vertical cavity surface emitting lasers with consistent slope efficiencies
05/25/2000WO2000030225A1 Programmable frequency reference for laser frequency stabilization, and arbitrary optical clock generator, using persistent spectral hole burning
05/25/2000WO2000030183A1 Transistor and semiconductor device
05/25/2000WO2000030178A1 Iii-nitride quantum well structures with indium-rich clusters and methods of making the same
05/25/2000WO2000029890A1 Laser diode module and its manufacture method
05/25/2000WO2000029876A2 Method for operating a preferably confocal laser scanning microscope
05/25/2000DE19954242A1 Group III nitride semiconductor light emitting diode or laser diode has a light emitting superlattice structure with an overlying active layer of nonlinear potential structure
05/25/2000DE19839902C1 Optische Anordnung zur Verwendung bei einer Laserdiodenanordnung sowie Diodenlaser Optical assembly for use in a laser diode array and diode lasers
05/25/2000CA2318518A1 Laser diode module and its manufacture method
05/25/2000CA2290208A1 External cavity type tunable semiconductor laser source
05/24/2000EP1003257A1 Method and system for increasing the useful duration of a laser
05/24/2000EP1003256A2 Laser driver
05/24/2000EP1003255A2 System for the monolithic integration of a light emitting device and a heterojunction phototransistor for low bias voltage operation
05/24/2000EP1003254A1 Integrated optical component
05/24/2000EP1003227A2 Semiconductor device
05/24/2000EP1002349A1 Optical transmission unit
05/24/2000EP0593568B1 Fibre laser
05/24/2000CA2290147A1 Semiconductor optical component with a mode adaptor
05/24/2000CA2290142A1 Optical component based on semiconductor optical amplifiers containing a reduced number of separate electrodes
05/23/2000USRE36710 Integrated tunable optical filter
05/23/2000US6067393 Optical apparatus and method for producing the same
05/23/2000US6067312 Method for production of a DFB laser diode having a coupled optical waveguide and a DFB laser diode layer structure
05/23/2000US6067310 Gallium nitride or phosphide end faces
05/23/2000US6067309 Gallium indium aluminum nitride; accuracy
05/23/2000US6067307 Vertical cavity surface emitting laser driving circuit
05/23/2000US6067181 Laser locking and self filtering device
05/23/2000US6067177 Method for sub-carrier multiplexed optical signal transmission and apparatus for same
05/23/2000US6066861 Wavelength-converting casting composition and its use
05/23/2000US6066859 Opto-electronic component with MQW structures
05/23/2000CA2156335C Multifrequency laser
05/18/2000WO2000028534A1 Optical pickup and servo control system for digital data storage
05/18/2000WO2000028533A1 Optical system with interactive data capability
05/18/2000WO2000028362A1 Electro-optic module and method for the production thereof
05/17/2000EP1001468A1 Rare earth oxide layer on a GaAs- or GaN-based semiconductor body
05/17/2000EP1001297A1 Optical device and method for focusing a laser beam
05/17/2000EP0970551A4 External cavity laser with optically switched tuning mechanism
05/17/2000EP0883919B1 Method and device for operating a laser diode
05/17/2000EP0788203B1 Semiconductor laser device
05/17/2000EP0780030B1 High power laser diode
05/16/2000US6064783 Integrated laser and coupled waveguide
05/16/2000US6064685 Semiconductor optical reflector and a method of manufacturing the same
05/16/2000US6064683 Bandgap isolated light emitter
05/16/2000US6064682 Delaying of laser pulses
05/16/2000US6064681 Wavelength stabilized, tunable optical transmitter with high SMSR
05/16/2000US6064528 Multiple laser array sources combined for use in a laser printer
05/16/2000US6064079 Heat generation structure includes a low resistivity portion having a relatively low resistivity and a high resistivity portion having a relatively high resistivity and positioned adjacent to the low resistivity portion.
05/16/2000US6062476 Bar code readers using surface emitting laser diode