Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
12/2003
12/18/2003US20030231853 Driving circuit
12/18/2003US20030231848 Optical packaging assembly including a hermetically sealed optical device and method of making the same
12/18/2003US20030231841 Three-storied optical communications module
12/18/2003US20030231828 Integrated aspheric optical coupler for RF planarized automatic photonics packaging
12/18/2003US20030231692 Phased array gratings and tunable lasers using same
12/18/2003US20030231691 Tunable laser system having an adjustable external cavity
12/18/2003US20030231689 Method for designing photonic-crystal distributed-feedback and distributed bragg-reflector lasers
12/18/2003US20030231688 Wavelength selection device, wavelength selection laser, and tunable laser
12/18/2003US20030231686 Method and apparatus for tunable wavelength conversion using a bragg grating and a laser in a semiconductor substrate
12/18/2003US20030231685 Semiconductor laser and semiconductor laser module
12/18/2003US20030231684 Semiconductor laser device
12/18/2003US20030231683 Nitride based semiconductor structures with highly reflective mirrors
12/18/2003US20030231682 High speed vertical cavity surface emitting laser device (VCSEL) with low parasitic capacitance
12/18/2003US20030231681 Laser diode with an amplification section that has a varying index of refraction
12/18/2003US20030231680 Material systems for long wavelength lasers grown on InP substrates
12/18/2003US20030231679 Semiconductor laser device
12/18/2003US20030231677 Digital optical sourcing and methods of operating a digital optical source
12/18/2003US20030231676 Multilevel optical signal generator and method thereof
12/18/2003US20030231675 Laser module
12/18/2003US20030231674 Laser diode
12/18/2003US20030231673 Optical semiconductor device increasing productivity and method of fabricating the same
12/18/2003US20030231672 Semiconductor laser apparatus
12/18/2003US20030231671 Small format optoelectronic package
12/18/2003US20030231670 Semiconductor laser unit and optical head device
12/18/2003US20030231669 Chip carrier apparatus and method
12/18/2003US20030231666 External cavity laser apparatus and methods
12/18/2003US20030231665 Laser control circuit and laser module
12/18/2003US20030231664 Wavelength selectable light source
12/18/2003US20030231382 Direct optical modulation type wavelength converter
12/18/2003US20030230755 Compound semiconductor, method for producing the same, semiconductor light-emitting device and method for fabricating the same
12/18/2003US20030230235 Dislocation reduction in non-polar gallium nitride thin films
12/17/2003EP1372275A1 Controlling an optical source using a beat frequency
12/17/2003EP1372231A2 Semiconductor laser device
12/17/2003EP1372230A2 External cavity laser having a set atmosphere
12/17/2003EP1372229A1 Integrated semiconductor laser and waveguide device
12/17/2003EP1372228A1 Integrated semiconductor laser and waveguide device
12/17/2003EP1372194A1 Method for fabricating shaped blocks
12/17/2003EP1371120A2 Mode control using transversal bandgap structure in vcsels
12/17/2003EP1371098A1 A modulation doped thyristor and complementary transistor combination for a monolithic optoelectronic integrated circuit
12/17/2003CN2593219Y Efficient high-power pulse laser polarizing apparatus
12/17/2003CN1462060A GaN single crystal base, nitride type semiconductor optical growth base, nitride type semiconductor device and its producing method
12/17/2003CN1461958A 光学模块 Optical module
12/17/2003CN1131580C Frequency-stabilizing device of fiber-optical grating external cavity semiconductor laser and its frequency-stabilizing method
12/17/2003CN1131579C Optical fiber for optical amplifier
12/17/2003CA2389099A1 A laser
12/16/2003US6665479 Polymeric devices including optical waveguide laser and optical amplifier
12/16/2003US6665471 System and method for optimizing the performance of multiple gain element laser
12/16/2003US6665457 Tunable electro-absorption modulator and tunable laser
12/16/2003US6665331 Light adjustment device for oscillating laser cavity
12/16/2003US6665330 Semiconductor device having a semiconductor ring laser with a circularly formed ridge optical waveguide
12/16/2003US6665325 Quantum cascade laser and method for making same
12/16/2003US6665324 Semiconductor laser unit having optical guide layers with increased total thickness and employing junction-up configuration
12/16/2003US6665323 Semiconductor laser module constituted by optically coupling optical fiber having fiber grating and laser diode
12/16/2003US6665322 Method and apparatus for controlling the length of an optical cavity
12/16/2003US6665321 Tunable laser operation with locally commensurate condition
12/16/2003US6665320 Wideband tunable laser sources with multiple gain elements
12/16/2003US6665125 Optical device and method for focusing a laser beam
12/16/2003US6665111 Laser beam steering system
12/16/2003US6665076 Wavelength reference device
12/16/2003US6664605 Dopant diffusion blocking for optoelectronic devices using InAlAs and/or InGaAlAs
12/16/2003US6664571 Surface-emitting diode radiation source
12/16/2003US6664570 P-type contact electrode device and light-emitting device
12/16/2003US6663785 Broad spectrum emitter array and methods for fabrication thereof
12/16/2003US6663295 Optical transmitter-receiver module suitable for reducing crosstalk
12/16/2003US6663294 Optoelectronic packaging assembly
12/11/2003WO2003103358A1 Method for hermetically housing optical components, and optical components produced according to said method
12/11/2003WO2003103107A1 Single-mode dbr laser with improved phase-shift section and method for fabricating same
12/11/2003WO2003103105A2 Tunable laser system having an adjustable external cavity
12/11/2003WO2003103053A1 Fabry-perot laser with wavelength control
12/11/2003WO2003102938A1 Two-wavelength optical element
12/11/2003WO2003102678A1 Photonic integrated circuits
12/11/2003WO2003102659A2 Demultiplexing optical signal receiver photonic integrated circuit (rxpic) and associated transmitter and method of testing a photonic integrated circuit
12/11/2003WO2003076976A3 Photonic-crystal distributed-feedback and distributed-bragg reflector lasers
12/11/2003WO2003073145A3 Method and apparatus for integrating an optical transmit module
12/11/2003WO2003044910A3 Surface emitting dfb laser structures and array of the same for broadband communication system
12/11/2003WO2003026082A3 Laser arrays for high power fiber amplifier pumps
12/11/2003WO2002033792A3 Power scalable waveguide amplifier and laser devices
12/11/2003US20030228716 Closely-spaced VCSEL and photodetector for application requiring their independent operation
12/11/2003US20030228113 Transmission apparatus using a plastic fiber
12/11/2003US20030227952 VCSEL device with single-mode output
12/11/2003US20030227951 Electrically pumped, polycrystalline ZnO laser and a method of fabricating the same
12/11/2003US20030227950 Laser module
12/11/2003US20030227949 Integrated, temperature insensitive wavelength locker for use in laser packages
12/11/2003US20030227694 Laser diode module, laser diode device and optical transmitter incorporating the same
12/11/2003US20030227629 Laser spectroscopy using a master/slave architecture
12/11/2003US20030227065 Semiconductor light-emitting element
12/11/2003US20030226832 Scribing sapphire substrates with a solid state UV laser
12/11/2003US20030226830 Scribing sapphire substrates with a solid state UV laser
12/10/2003EP1369722A2 Transmission apparatus using a plastic fiber
12/10/2003EP1369721A2 Optoelectronic module with integrated variable optical attenuator
12/10/2003EP1368912A2 Composite optical amplifier
12/10/2003EP1368872A2 A wavelength stablilised laser source
12/10/2003EP1368871A1 Electroabsorption modulated laser
12/10/2003EP1368870A2 Asymmetric waveguide electroabsorption-modulated laser
12/10/2003EP1368823A2 Method of manufacturing optical devices and related improvements
12/10/2003EP1368623A1 A micro-electromechanically tunable vertical cavity photonic device and a method of fabrication thereof
12/10/2003CN1461086A Semiconductor laser equipment and optical pickup equipment using it
12/10/2003CN1461085A Semiconductor laser device and optical pickup device
12/10/2003CN1461084A Automatic high-speed testing working table for laser diode die
12/10/2003CN1461083A Light detector regulating frame for laser diode die testing working table