Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
07/2004
07/01/2004WO2002097477A3 High gain semiconductor optical amplifier with low noise
07/01/2004US20040126912 Quantum cascade laser and method for making same
07/01/2004US20040126118 Optical module and a method of fabricating the same
07/01/2004US20040126117 Optical module and a method of fabricating the same
07/01/2004US20040126066 High speed TO-can based optical module
07/01/2004US20040126063 Multi-pass, arcuate bent waveguide, high power super luminescent diode
07/01/2004US20040125857 Method and apparatus to sense temperature of thermal tuning elements in tunable optical devices
07/01/2004US20040125851 Self-mode locked multi-section semiconductor laser diode
07/01/2004US20040125846 Tailored index single mode optical amplifiers and devices and systems including same
07/01/2004US20040125845 Multi DFB laser diode
07/01/2004US20040125844 Semiconductor laser and production method thereof
07/01/2004US20040125843 Semiconductor laser device, manufacturing method thereof, and optical disk reproducing and recording unit
07/01/2004US20040125842 Semiconductor laser and fabricating method therefor
07/01/2004US20040125841 Surface-emitting semiconductor laser device
07/01/2004US20040125840 Oxide-confined VCSEL device and the method for making the same
07/01/2004US20040125839 Semiconductor optoelectronic device
07/01/2004US20040125838 Light emitter with a voltage dependent resistor layer
07/01/2004US20040125837 Laser diode driving device
07/01/2004US20040125836 Method and related apparatus for feedback control of laser power of optical disk drive
07/01/2004US20040125833 Widely wavelength tunable integrated semiconductor device and method for widely wavelength tuning semiconductor devices
07/01/2004US20040125832 Tunable semiconductor laser and production method
07/01/2004US20040125831 Tunable laser with a fixed and stable wavelength grid especially useful for WDM in fiber optic communication systems
07/01/2004US20040125829 Ultrasonic tunable laser
07/01/2004US20040124788 Light-emitting element driving device
07/01/2004US20040124500 Gallium nitride compound semiconductor element
07/01/2004US20040124424 Monolithic multiple-wavelength laser device and method of fabricating the same
07/01/2004US20040124409 Quantum optical semiconductor device
07/01/2004US20040124002 Method and structures for enhanced temperature control of high power components on multilayer LTCC and LTCC-M boards
07/01/2004DE20302873U1 Lasermodul Laser module
07/01/2004CA2510606A1 Semiconductor multi-layered structure with non-uniform quantum dots, and light-emitting diode, semiconductor laser diode and, semiconductor light amplifier using the same as well as method for making them
06/2004
06/30/2004EP1434368A2 WDM optical communication systems with wavelength-stabilized optical selectors
06/30/2004EP1434321A1 Semiconductor laser device and method of manufacturing the same
06/30/2004EP1434320A2 Semiconductor laser device and method of manufacturing the same
06/30/2004EP1434279A2 Light-emitting semiconductor chip and light-emitting semiconductor component and method for the production thereof
06/30/2004EP1434209A2 Laser diode module with integrated drive chip and optical pickup apparatus adopting the same
06/30/2004EP1434069A2 Photonic crystal waveguide
06/30/2004EP1433232A2 Laser source in guided optics
06/30/2004EP1433231A2 Multimode semiconductor laser module, wavelength detector, wavelength stabilizer, and raman amplifier
06/30/2004EP1433230A1 Frequency locking of multisection laser diodes
06/30/2004EP1432853A2 Process and apparatus for obtaining bulk monocrystalline gallium- containing nitride
06/30/2004CN1509508A Semiconductor laser device and manufacturing method
06/30/2004CN1509507A Adjustable extemal cavity laser
06/30/2004CN1509406A Miui-motor adjustable vertical cavity photo-electro device and producing method therof
06/30/2004CN1509062A Light-source moudle for scannlig apparatus and scanning apparatus having said light-source moudle
06/30/2004CN1508916A Surface-emitting semiconductor laser and its manufacturing method
06/30/2004CN1508915A Surface-emitting type semiconductor laser and its manufacturing method
06/30/2004CN1508914A Semiconductor laser device and optical pick-up head device
06/30/2004CN1508850A Method and apparatus for cutting devices from conductive substrated
06/30/2004CN1508580A Optical module and its making method
06/30/2004CN1156063C Photon crystal micro cavity structure
06/30/2004CN1156029C Wavelength conversion pouring material, its use and manufacturing method
06/30/2004CN1155993C Fabrication of gallium nitride layers by lateral growth
06/30/2004CN1155992C Method for producing semiconductor elements
06/30/2004CN1155955C Optical read-write head and CD device using same
06/30/2004CN1155843C Light transmittint-receiving assembly
06/29/2004US6757499 Optical transmitter and optical signal transmitter
06/29/2004US6757314 Structure for nitride based laser diode with growth substrate removed
06/29/2004US6757313 Control of current spreading in semiconductor laser diodes
06/29/2004US6757312 Epitaxially growing etch stop layer of gallium-aluminum-indium phosphide, multi quantum well, and output mirror
06/29/2004US6757311 Laser diode, semiconductor light-emitting device, and method of production thereof
06/29/2004US6757309 Low inductance laser diode arrays, laser diode array assemblies, and fabrication thereof
06/29/2004US6757308 Hermetically sealed transmitter optical subassembly
06/29/2004US6757100 Cascaded semiconductor optical amplifier
06/29/2004US6756611 Nitride semiconductor growth method, nitride semiconductor substrate, and nitride semiconductor device
06/29/2004US6756325 Method for producing a long wavelength indium gallium arsenide nitride(InGaAsN) active region
06/29/2004US6756322 Method for evenly coating semiconductor laser end faces and frame used in the method
06/29/2004US6756245 Method of fabricating semiconductor device
06/29/2004US6755577 Optical module
06/29/2004CA2233190C A device for the conversion of a plurality of light beams into a more compact arrangement of light beams
06/29/2004CA2120964C Semiconductor element module
06/24/2004WO2004054054A1 External cavity laser with dispersion compensation for mode-hop-free tuning
06/24/2004WO2004054053A1 Light-emitting device having diffractive optical film on light emission surface and method for manufacturing same
06/24/2004WO2004054052A1 Laser device and wavelength selecting method in laser device
06/24/2004WO2004054048A2 Tunable spectroscopic source with power stability and method of operation
06/24/2004WO2004036707A3 Single mode vcsel
06/24/2004WO2004021460A3 Light emitting diode planar light source and low-profile headlight constructed therewith
06/24/2004WO2003103105A3 Tunable laser system having an adjustable external cavity
06/24/2004WO2002093701A8 Controller calibration for small form factor sampled grating distributed bragg reflector laser
06/24/2004US20040121520 Optical component assembly
06/24/2004US20040121500 Optical device and method of manufacture thereof
06/24/2004US20040121499 Nitride semiconductor laser device and method for manufacturing the same
06/24/2004US20040120721 Wavelength stabilizing control device and method thereof
06/24/2004US20040120660 Optical device and optical module
06/24/2004US20040120638 Tunable optical filter
06/24/2004US20040120630 Integrated multichannel laser driver and photodetector receiver
06/24/2004US20040120379 Surface-emitting light emitting device, manufacturing method for the same, optical module, and optical transmission apparatus
06/24/2004US20040120378 Semiconductor laser element
06/24/2004US20040120377 Semiconductor laser comprising a plurality of optically active regions
06/24/2004US20040120376 Vertical cavity surface emitting laser and method for fabricating the same
06/24/2004US20040120375 Material system for Bragg reflectors in long wavelength VCSELs
06/24/2004US20040120372 Control circuit for a tunable laser
06/24/2004US20040120371 Contact structure for a semiconductor component
06/24/2004US20040120370 Mounting arrangement for high-frequency electro-optical components
06/24/2004US20040120369 Systems and methods for automatic power control of laser diodes
06/24/2004US20040120367 System and method for precise, accurate and stable optical timing information definition
06/24/2004US20040120366 Method of designing the cavity length of a tunable laser light source
06/24/2004US20040120364 Laser with reduced parasitic etalon effects
06/24/2004US20040120363 System and method for developing high output power nanosecond range pulses from continuous wave semiconductor laser systems
06/24/2004US20040120028 Semiconductor optical amplifier with low polarization gain dependency
06/24/2004US20040119085 Radiation-emitting semiconductor element