Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
09/2004
09/16/2004US20040179793 Optoelectronic device packaging assemblies and methods of making the same
09/16/2004US20040179783 Micro-electrodes for electro-optic control of optical waveguides
09/16/2004US20040179778 Optical transmitting module and a method for controlling the same
09/16/2004US20040179774 Optical wavelength control system
09/16/2004US20040179766 Fiber optic mechanical/thermal tuner and isolator
09/16/2004US20040179573 Ultra-high Q micro-resonator and method of fabrication
09/16/2004US20040179569 Wavelength tunable DBR laser diode
09/16/2004US20040179568 Surface-emitting semiconductor laser
09/16/2004US20040179567 Hetero laser and light-emitting source of polarized radiation
09/16/2004US20040179566 Multi-color stacked semiconductor lasers
09/16/2004US20040179565 Semiconductor laser device and laser module using same
09/16/2004US20040179563 Semiconductor laser and process for manufacturing the same
09/16/2004US20040179562 High speed optical transmission assembly
09/16/2004US20040179559 Optically pumped semiconductor ring laser
09/16/2004US20040179520 Master-slave latch with transparent mode
09/16/2004US20040179411 Method and apparatus for hermetic sealing of assembled die
09/16/2004US20040179089 Multi-beam scanner, multi-beam scanning method, synchronizing beam detecting method and image forming apparatus
09/16/2004US20040178418 Housing for a photoactive semiconductor chip and a method for the production thereof
09/16/2004DE19839015B4 Einrichtung und Verfahren zum Steuern der Lichtintensität Apparatus and method for controlling the light intensity
09/16/2004DE10321246A1 Semiconductor laser for optically pumping semiconductor appliance, with semiconductor body containing periodical system of recesses, or periodical system of semiconductor regions so that laser generated radiation
09/15/2004EP1458122A2 Polarized light communication device, transmitter, laser, polarized light communication device for physiological use, reflected light detector, and pulse wave detecting device
09/15/2004EP1458071A1 Semiconductor laser device
09/15/2004EP1458070A1 Optical wavelength control system
09/15/2004EP1458069A1 Widely tunable DBR laser source
09/15/2004EP1458068A2 Driving circuit for semiconductor laser
09/15/2004EP1458036A1 Submount of semiconductor laser diode, method of manufacturing the same, and semiconductor laser diode assembly using the submount
09/15/2004EP1457806A2 Beam homogenizer, laser irradiation apparatus, and method of manufacturing a semiconductor device
09/15/2004EP1456920A1 Vertical cavity surface emitting laser including indium in the active region
09/15/2004EP1456917A2 RETURN PATH TRANSMITTER HAVING A CLOSED LASER CONTROL LOOP THAT IS EMPLOYED IN A HYBRID FIBER / COAX TRANSMISSION SYSTEM
09/15/2004EP1456915A1 Pump arrangement for transversally pumping an active medium
09/15/2004EP0772247B1 Semiconductor light-emitting device and production method thereof
09/15/2004CN1529926A Improvements in or relating to optical devices
09/15/2004CN1529902A Semiconductor device and method of making same
09/15/2004CN1529830A Diffraction shaping of intensity distribution of spatially partially coherent light beam
09/15/2004CN1529347A Saphire base nitride chip scribing method
09/15/2004CN1167137C Nitride semiconductor device
09/15/2004CN1167135C Weak-light semiconductor switch with sub-band transition of super-lattice material
09/15/2004CN1167126C Radiator and semiconductor laser device using and same semiconductor laser stack thereof
09/14/2004US6792026 Folded cavity solid-state laser
09/14/2004US6792025 Wavelength selectable device
09/14/2004US6792022 Semiconductor laser, method of producing the same and evanescent optical head using the same
09/14/2004US6792021 Near field light generating device
09/14/2004US6792020 Laser driver with a safety circuit having digital feedback
09/14/2004US6792019 Driver with tail currents in discrete subranges
09/14/2004US6792018 Methods and apparatuses for measuring and controlling a laser output in a passive optical network
09/14/2004US6792015 Thermo-electric cooler circuit and method for DWDM/TDM mode selection
09/14/2004US6792013 Auto power control circuit for laser diode
09/14/2004US6792012 Laser pump module with reduced tracking error
09/14/2004US6792011 Frequency modulated laser with high modulation bandwidth
09/14/2004US6792010 Laser with reduced parasitic etalon effects
09/14/2004US6792008 Tracking error suppression and method of reducing tracking error
09/14/2004US6791747 Multichannel laser transmitter suitable for wavelength-division multiplexing applications
09/14/2004US6791746 Extended bandwidth semiconductor optical amplifier
09/14/2004US6791259 Solid state illumination system containing a light emitting diode, a light scattering material and a luminescent material
09/14/2004US6791257 Photoelectric conversion functional element and production method thereof
09/14/2004US6791181 Semiconductor light emitting device
09/14/2004US6791150 Optical module and optical transceiver apparatus
09/14/2004US6791120 Reduced contact resistance
09/14/2004US6791117 Semiconductor light emission device and manufacturing method thereof
09/14/2004US6791104 Type II quantum well optoelectronic devices
09/14/2004US6791103 Light-emitting gallium nitride-based compound semiconductor device
09/14/2004US6791061 Optical machining device
09/14/2004US6790697 Optical semiconductor device and method of fabricating the same
09/14/2004US6790696 Providing an organic vertical cavity laser array device with etched region in dielectric stack
09/14/2004US6790693 Method for fabricating a laser diode using a reflective layer including an air layer
09/14/2004US6790692 Method for fabricating semiconductor device
09/14/2004US6790691 Opto-electronic device integration
09/14/2004US6790689 Curved waveguide ring laser
09/14/2004US6790279 Method for manufacturing group III nitride compound semiconductor and a light-emitting device using group III nitride compound semiconductor
09/14/2004US6789922 Cross-shaped beam laser ray device and lens
09/10/2004WO2004077631A1 Monitoring of vcsel output power with photodiodes
09/10/2004WO2004077630A1 Semiconductor laser assembly
09/10/2004WO2004077629A1 Devices and methods for optoelectronics
09/10/2004WO2004077628A2 Flip-chip automatically aligned optical device
09/10/2004WO2004077627A2 Laser diode with a spatially varying electrostatic field frequency converter
09/10/2004WO2004077526A2 Coated spherical silicon nanoparticle thin film uv detector with uv response and method of making
09/10/2004WO2004077495A2 Optoelectronic component comprising a vertical semi-conducting structure
09/10/2004WO2004061493A3 Laser driver circuit and system
09/10/2004WO2004040720A3 Distributed bragg reflector for optoelectronic device
09/10/2004WO2004025797A3 Laser diode arrays with replaceable laser diode bars and methods of removing and replacing laser diode bars
09/10/2004WO2003098755A3 Tuneable laser
09/09/2004US20040175901 Method for forming an optical silicon layer on a support and use of said method in the production of optical components
09/09/2004US20040175852 Method for quantum well intermixing using pre-annealing enhanced defects diffusion
09/09/2004US20040175172 Memory mapped monitoring circuitry for optoelectronic device
09/09/2004US20040175092 Hermetically sealed optical amplifier module to be integrated into a pressure vessel for undersea applications
09/09/2004US20040174918 Semiconductor laser diode and semiconductor laser diode assembly containing the same
09/09/2004US20040174917 Optically transparent nanocomposite materials
09/09/2004US20040174916 Directly modulated optical module and method for driving semiconductor laser included therein
09/09/2004US20040174915 Method for characterizing tunable lasers
09/09/2004US20040174801 Optical pick-up apparatus and semiconductor laser apparatus
09/09/2004US20040174604 Laser diode bar integrator/reimager
09/09/2004US20040174118 Light-emitting diode array
09/09/2004US20040173883 Optical semiconductor element utilizing optical transition between zno heterostructure sub-bands
09/09/2004US20040173789 Semiconductor devices and methods
09/09/2004US20040173302 Metal material adhesion method
09/09/2004US20040172837 Three way laser indicator
09/09/2004DE102004007881A1 Optische gepumpte Laservorrichtung zur Erzeugung von Laserimpulsen Optical pumped laser apparatus for generating laser pulses,
09/08/2004EP1455427A1 Semiconductor laser device and optical disc drive
09/08/2004EP1455426A2 Laser module
09/08/2004EP1454435A2 Methods, systems and means for providing optical data communications between data equipment