Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
04/2004
04/29/2004US20040081212 Electronic driver circuit for directly modulated semiconductor lasers
04/29/2004US20040081211 Tunable laser
04/29/2004US20040081041 Apparatus for controlling monitor photo diode in optical pickup system
04/29/2004US20040080838 Cooling opto-electronic packages
04/29/2004US20040080814 Semiconductor laser device, semiconductor laser module, and optical fiber amplifier
04/29/2004US20040080811 Semiconductor laser apparatus, semiconductor laser module, optical fiber amplifier and semiconductor laser sorting method
04/29/2004US20040079994 Semiconductor device and method for manufacturing the same
04/29/2004US20040079938 Low-dimensional plasmon light emitting device
04/29/2004CA2447242A1 Semiconductor laser module
04/28/2004EP1414079A1 Diamond high brightness ultraviolet ray emitting element
04/28/2004EP1413902A1 Optical component, optical module, optical amplifier, and optical communication system
04/28/2004EP1413026A2 Vcsel with a dielectric mirror and self-aligned gain guide and method of production
04/28/2004EP1413025A2 Optical frequency synthesizer
04/28/2004EP1413024A1 Method and device for adjusting a laser
04/28/2004EP1413023A2 Tuneable laser
04/28/2004EP1413022A2 Wavelength division multiplex optical wavelength converter
04/28/2004EP1413021A2 Tuneable laser
04/28/2004EP1413020A1 Improved semiconductor laser
04/28/2004EP1413016A2 Curved waveguide ring laser
04/28/2004EP1412966A1 Multi-wavelength semiconductor laser arrays and applications thereof
04/28/2004EP1412563A2 High quality colloidal nanocrystals and methods of preparation of the same in non-coordinating solvents
04/28/2004CN1492551A 数字式智能温度控制方法及温控半导体激光器 Intelligent digital temperature control method and temperature of the semiconductor laser
04/28/2004CN1492550A Method for producing adjustable wave length distribution Bragg reflective laser
04/28/2004CN1492549A Method for producing semiconductor laser device and semiconductor laser device
04/28/2004CN1492483A Method for producing self assembling microstructure
04/28/2004CN1147937C Process for preparing gallium nitride based LED
04/28/2004CN1147921C Nitride semiconductor growth method, semiconductor device and its mfg. method
04/27/2004US6728495 Light output control circuit with a warning function of deteriorated light output
04/27/2004US6728290 Current biased dual DBR grating semiconductor laser
04/27/2004US6728289 Non-planar micro-optical structures
04/27/2004US6728288 DFB semiconductor laser device
04/27/2004US6728287 Surface emitting semiconductor laser device capable of improving heat radiation efficiency and its manufacture method
04/27/2004US6728285 Stripe type semiconductor light emitting element having InGan active layer, combined with optical resonator including wavelength selection element
04/27/2004US6728283 Semiconductor laser and photo module using the same
04/27/2004US6728282 Engineering the gain/loss profile of intersubband optical devices having heterogeneous cascades
04/27/2004US6728280 Apparatus and method providing a balancing load to a laser differential drive circuit
04/27/2004US6728279 Widely wavelength tunable integrated semiconductor device and method for widely tuning semiconductor devices
04/27/2004US6728278 Organic vertical cavity laser array device
04/27/2004US6728277 Envelope biasing for laser transmitters
04/27/2004US6728276 System for controlling bias current in laser diodes with improved switching rates
04/27/2004US6728275 Fault tolerant laser diode package
04/27/2004US6728274 Multi-wavelength laser apparatus and method
04/27/2004US6728185 Device for assembling and adjusting an optical unit
04/27/2004US6728035 Optical device with diffraction grating having plural grating regions
04/27/2004US6728025 Semiconductor optical amplifier characteristic evaluation method and apparatus
04/27/2004US6728019 Optical gate and optical phase modulator
04/27/2004US6727646 Optical section having a two-dimensional periodical refractive index distribution and defect section
04/27/2004US6727598 Thermally tunable system
04/27/2004US6727562 Basic common optical cell configuration of dual cavities for optical tunable devices
04/27/2004US6727523 Method of manufacturing crystal of iii-v compounds of the nitride system, crystal substrate of iii-v compounds of the nitride system, crystal film of iii-v compounds of the nitride system, and method of manufacturing device
04/27/2004US6727522 Transparent channel layer of zinc oxide zno, zinc magnesium oxide or zinc cadmium oxide
04/27/2004US6727520 Spatially modulated reflector for an optoelectronic device
04/27/2004US6727423 First soldering layer which joins the insulating base plate for the exoergic side to the case; second soldering layer which joins p-type and n-type semiconductor tips to the insulating base plate
04/27/2004US6727171 Diamond pn junction diode and method for the fabrication thereof
04/27/2004US6727112 Buried hetero-structure opto-electronic device
04/27/2004US6727109 Method of fabricating long wavelength vertical-cavity surface-emitting lasers
04/27/2004US6726376 Optical fiber
04/22/2004WO2004034533A1 Terahertz quantum cascade laser
04/22/2004WO2004034532A1 Characterization and non-invasive correction of operational control currents of a tuneable laser
04/22/2004WO2004034531A1 Phased laser array for generating a powerful laser beam
04/22/2004WO2004034530A1 TRANSMITTER PHOTONIC INTEGRATED CIRCUIT (TxPIC) CHIPS
04/22/2004WO2004034529A1 Light emitting element
04/22/2004WO2004034528A2 Optical filtering device and method
04/22/2004WO2004034527A2 Sensor
04/22/2004WO2004034525A2 Current-controlled polarization switching vertical cavity surface emitting laser
04/22/2004WO2004021525A3 Semiconductor laser device
04/22/2004WO2004006754A3 Method for noise cancellation by spectral flattening of laser output in a multi-line-laser instrument
04/22/2004WO2003077380A3 A laser diode with a low absorption diode junction
04/22/2004WO2002071562A9 Quantum dot vertical cavity surface emitting laser
04/22/2004US20040077114 III-nitride light emitting devices fabricated by substrate removal
04/22/2004US20040076383 Self-aligned metal base/window cap and methods of aligning a laser diode chip to a window cap for high speed semiconductor laser package
04/22/2004US20040076213 Apparatus for and method of frequency conversion
04/22/2004US20040076209 Electrically-pumped, multiple active region vertical-cavity surface-emitting laser (VCSEL)
04/22/2004US20040076208 Kink free operation of pump lasers having diffraction grating for providing wavelength stabilization
04/22/2004US20040076207 Distributed feedback laser with varying electrical resistance for uniform gain inside the optical waveguide
04/22/2004US20040076206 Semiconductor laser and element for optical communication
04/22/2004US20040076205 Apparatus and method providing a balancing load to a laser differential drive circuit
04/22/2004US20040076204 External cavity organic laser
04/22/2004US20040076202 Organic laser that is attachable to an external pump beam light source
04/22/2004US20040076201 Organic laser cavity arrays
04/22/2004US20040076200 Single use laser
04/22/2004US20040076199 Chirp control of integrated laser-modulators having multiple sections
04/22/2004US20040076198 Tunable organic VCSEL system
04/22/2004US20040075917 Optical module apparatus, projection television and method of fabricating optical module apparatus
04/22/2004US20040075908 Multilayer mirror
04/22/2004US20040075162 Laser diode and heatsink quick connect/disconnect assembly
04/22/2004US20040075098 Optical devices
04/22/2004US20040075097 Formation of Ohmic contacts in III-nitride light emitting devices
04/22/2004US20040075090 Modulation doped thyrisor and complementary transistors combination for a monolithic optoelectric integrated circuit
04/22/2004US20040074661 Laser monitoring and control in a transmitter optical subassembly having a ceramic feedthrough header assembly
04/22/2004DE4490251B4 Phase-controlled fractal laser system
04/22/2004DE10345495A1 Lichtemissions-Bauteil Light emitting component
04/22/2004DE10247315A1 TO-casing for high frequency optoelectronic converter, includes stamped base bonded to multi-layer ceramic substrate passing lead-out conductors
04/22/2004DE10245717A1 Verfahren und Vorrichtung zum Erzeugen eines optischen Laserpulses Method and apparatus for generating an optical laser pulse
04/21/2004EP1411608A2 External cavity organic laser
04/21/2004EP1411607A2 Organic laser cavity arrays
04/21/2004EP1411606A2 Tunable organic VCSEL system
04/21/2004EP1411605A2 Organic laser that is attachable to an external pump beam light source
04/21/2004EP1411604A2 Vertical cavity organic laser
04/21/2004EP1411603A1 Two-dimensional photonic crystal surface-emission laser