Patents
Patents for H01S 5 - Semiconductor lasers (52,420)
03/1997
03/13/1997WO1997009606A1 Diode laser-pumped and linear cavity systems for gas detection via intracavity laser spectroscopy
03/13/1997DE19636727A1 Halbleiterbauelement und Verfahren zur Herstellung des Halbleiterbauelements A semiconductor device and method of manufacturing the semiconductor device
03/13/1997DE19635881A1 Automatic focussing device for laser image converter
03/12/1997EP0762678A2 Laser communication system with temperature controlled transmitter
03/12/1997EP0762580A1 Optical amplifier with low cross-talk
03/12/1997EP0762579A1 Multi-frequency optical signal source having reduced distortion and crosstalk
03/12/1997EP0762577A1 Semiconducting emission device with fast wavelength modulation
03/12/1997EP0762576A1 Integrated opto-electronic device
03/12/1997EP0762575A2 Variable wavelength light source using a laser, wavelength control method, optical communication system and optical communication method
03/12/1997EP0762574A1 Semiconductor laser driving circuit, semiconductor laser device, image recording apparatus, and optical disk apparatus
03/12/1997EP0762573A1 Tunable wavelength laser light source apparatus using compound cavity such as compound cavity semiconductor laser
03/12/1997EP0762572A1 Laser mode control using external inverse cavity
03/12/1997EP0762568A1 Microprocessor controlled thermoelectric cooler and laser power controller
03/12/1997EP0762567A1 Temperature-controlled semiconductor laser apparatus and temperature control method therefor
03/12/1997EP0762566A1 Near-field optical apparatus with laser source
03/12/1997EP0762565A2 Solid state device for generating electromagnetic wave in terahertz-band
03/12/1997EP0762486A2 Etching of nitride crystal
03/12/1997EP0762170A1 Optical-axis alignment method, optical-axis alignment device, inspection method of optical devices, inspection device of optical devices, method of producing optical module, and apparatus of producing optical module
03/12/1997EP0762169A2 Semiconductor substrate with an opto electronic element and an optical waveguide
03/12/1997EP0762157A2 Optical integrated circuit and method for fabricating the same
03/12/1997EP0762092A2 Optical source position adjustment device
03/11/1997US5611008 Substrate system for optoelectronic/microwave circuits
03/11/1997US5611006 Hybrid type integrated optical device having double-layered substrate
03/11/1997US5611003 Electro-optical semicoductor modulator, and an optical link including the modulator
03/11/1997US5610931 Transient protection circuit
03/11/1997US5610930 Voltage adding diode laser array
03/11/1997US5610760 Device for raising the frequency of electromagnetic radiation
03/11/1997US5610759 Compact optical source based on the frequency doubling of a laser
03/11/1997US5610413 Group II-VI compound semiconductor light emitting devices and an ohmic contact therefor
03/11/1997US5610096 Semiconductor laser with a self sustained pulsation
03/11/1997US5610095 Monolithically integrated circuits having dielectrically isolated, electrically controlled optical devices and process for fabricating the same
03/06/1997WO1997008793A1 Laser device
03/06/1997WO1997008740A1 Graded compositions of ii-vi semiconductors and devices utilizing same
03/06/1997WO1997008489A1 Eye safe laser security device
03/05/1997EP0760545A1 Short wavelength VSCEL with al-free active region
03/05/1997EP0760544A1 Integrated device with monolithically formed light emitting element and external modulator/light receiving element
03/05/1997EP0760174A1 Unit for modulating an optical pulse series in conformity with a data signal
03/05/1997EP0760111A1 Optical devices
03/05/1997EP0532743B1 Direct modulation of laser diodes for radiographic printers
03/05/1997CN1144396A Fabricating method of semiconductor device and semiconductor device
03/04/1997US5608753 Semiconductor devices incorporating p-type and n-type impurity induced layer disordered material
03/04/1997US5608752 Semiconductor laser device and method of designing the same
03/04/1997US5608751 Cladding layers of aluminum-gallium-indium phosphide
03/04/1997US5608750 Semiconductor laser device and a method for the manufacture thereof
03/04/1997US5608749 Semiconductor laser diode and semiconductor laser diode array including plated heat sink (PHS) electrode
03/04/1997US5608745 Slab waveguide laser
03/04/1997US5608743 Semiconductor light emitting device
03/04/1997US5608716 Optical recording/reproducing apparatus including a semiconductor laser having a plurality of radiative portions having different physical characteristics
03/04/1997US5608695 Optical pick-up apparatus with tracking error detection by detection of amount of light in fan field
03/04/1997US5608572 Optical apparatus and a method using the apparatus, which utilizes the occurrence of a change in a both-end voltage of an amplifying region
03/04/1997US5608568 Thin film vanadium oxide spatial light modulators and methods
03/04/1997US5608561 Method and system for reducing chirp in an optical cummunication system
03/04/1997US5608233 Optical device for magneto-optical disc system
03/04/1997US5608229 Quantum box semiconductor device
03/04/1997CA2028899C Semiconductor laser elements and method for the production thereof
02/1997
02/27/1997WO1997007577A1 Laser wavelength control system
02/27/1997WO1997007536A2 Ridge-shaped laser in a channel
02/27/1997DE19537265C1 Combining and shaping device for multiple laser diode rows esp. for coupling into optical fibre or solid state laser rod
02/26/1997EP0759666A2 Optical telecommunication module
02/26/1997EP0759217A1 Strain-compensated multiple quantum well laser structures
02/26/1997CN1144022A Optical sources having strongly scattering gain medium providing laser-like action
02/25/1997US5606573 Method and apparatus for control of lasing wavelength in distributed feedback lasers
02/25/1997US5606572 Integration of laser with photodiode for feedback control
02/25/1997US5606570 High power antiguided semiconductor laser with interelement loss
02/25/1997US5606182 Optical semiconductor device for optical communications with increased positional accuracy of an optical access and method of fabricating the same
02/25/1997US5606180 III-V compound semiconductor with high crystal quality and luminous efficiency
02/25/1997US5606176 Strained quantum well structure having variable polarization dependence and optical device including the strained quantum well structure
02/25/1997US5606175 Multiple quantum well device
02/20/1997WO1997006586A1 Method and apparatus for predicting semiconductor laser failure
02/18/1997US5604832 Method and apparatus for batch, active alignment of laser arrays to fiber arrays
02/18/1997US5604827 Method for selecting a semiconductor integrated optical modulator/laser light source device
02/18/1997US5604764 Semiconductor laser
02/18/1997US5604763 Double heterojunction structure, precise mirror surfaces
02/18/1997US5604762 Semiconductor optical device
02/18/1997US5604761 Layered semiconductor laser having solder laminations and method of making same
02/18/1997US5604759 Drive circuit for electronic device
02/18/1997US5604758 Microprocessor controlled thermoelectric cooler and laser power controller
02/18/1997US5604757 Multichannel, programmable laser diode power supply, stabilizer and controller
02/18/1997US5604628 Optical laser amplifier combined with a spontaneous emission filter
02/18/1997US5604592 Laser ultrasonics-based material analysis system and method using matched filter processing
02/18/1997US5603570 Constant-temperature control using surroundings temperature of a device
02/13/1997WO1997005679A1 Method and device for wavelength locking
02/13/1997WO1997005676A1 Optoelectronic transceiver module laser diode stabilizer and bias control method
02/12/1997EP0643879B1 Method and apparatus for stimulating a laser diode in a fiber optic transmitter
02/12/1997CN1142699A Laser oscillation device and laser source driving method
02/12/1997CN1142662A Apparatus and method for suppression of electromagnetic interference
02/11/1997US5602866 Semiconductor laser
02/11/1997US5602864 Semiconductor laser with integral spatial mode filter
02/11/1997US5602863 Surface-emitting laser diode array and driving method thereof, photodetector, photodetector array, optical interconnection system, and multiwavelength optical communication system
02/11/1997US5602862 Optical clock extraction
02/11/1997US5602860 Laser thermal control using thermoelectric cooler
02/11/1997US5602672 Light modulator module and method for fabricating light modulator module
02/11/1997US5602475 Laser pumped magnetometer
02/11/1997US5601731 Process for the production of an optoelectronic component having a defined axial variation of the coupling coefficient and a defined axial distribution of the phase shift
02/11/1997CA2012262C Method of stabilizing the frequency of semiconductor laser and apparatus therefor
02/06/1997WO1997004509A2 Semiconductor laser chip and infrared emitter component
02/06/1997WO1997004340A1 Optical structure and method for its production
02/06/1997WO1996039733A3 Method of making a stripe-geometry ii/vi semiconductor gain-guided injection laser structure using ion implantation
02/05/1997EP0757418A1 Semiconductor laser
02/05/1997EP0757393A2 Semiconductor light emitting element and method for fabricating the same