Patents
Sitemap › H01 - Basic electric elements › H01S - Devices using stimulated emission › H01S 3 - Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves
Patents for H01S 3 - Lasers, i.e. devices for generation, amplification, modulation, demodulation, or frequency-changing, using stimulated emission, of infra-red, visible, or ultra-violet waves (57,482)
06/1999
06/16/1999EP0923173A2 Composite fiber amplifier
06/16/1999EP0922992A2 Optical pulse compressor for optical communications systems
06/16/1999EP0922926A2 Short range/intermediate range laser defense against chemical and biological weapons
06/16/1999EP0871925A4 Compound waveguide lasers and optical parametric oscillators
06/16/1999CN2324677Y Linear polarization outputting laser cavity resonator apparatus
06/16/1999CN1219790A Optical fiber amplifier using synchronized etalon filter
06/16/1999CN1219789A Technique of atomic gas radio frequency discharge in slat waveguide
06/16/1999CN1219788A Quantum trap infra-red focus planar chip without discrete image element optical read-out
06/16/1999CN1219738A Apparatus and method for compensating temperature of laser diode
06/15/1999US5912999 Method for fabrication of in-line optical waveguide index grating of any length
06/15/1999US5912915 Ultrafast laser with multiply-folded resonant cavity
06/15/1999US5912914 Insulated laser tube structure and method of making same
06/15/1999US5912912 Repetitively-pulsed solid-state laser having resonator including multiple different gain-media
06/15/1999US5912911 Optical short pulse reshaping device
06/15/1999US5912775 Method and apparatus for temporal and spatial beam integration
06/15/1999US5912761 Apparatus and method for controlling shared optical pump power sources
06/15/1999US5912760 Light amplifier
06/15/1999US5912756 Light receiving device
06/15/1999CA2088364C Optically controllable semiconductor laser
06/10/1999WO1999029057A1 Method for adjusting the level of optical signals
06/10/1999WO1999010759A3 Dysprosium doped low phonon energy fiber amplifier
06/09/1999EP0921653A2 Apparatus and method for controlling wavelengths and apparatus for transmitting multi-wavelength optical signals
06/09/1999EP0921614A1 Low noise and wide power range laser source
06/09/1999EP0921613A2 Compact solid-state laser and transmitter using the same
06/09/1999EP0920717A1 Bi-directional optical amplification system
06/09/1999EP0826255B1 Monolithic laser
06/09/1999CN2323482Y Argon ion laser light beam controlling device
06/09/1999CN2323481Y Double light source light beam controlling device
06/09/1999CN2323480Y Electrode bonding machine under semiconductor laser
06/09/1999CN1219146A Hole making device for web material
06/08/1999US5910963 Laser resonator design with improved signal-to-noise level (S/N) at the output of a single-mode fiber-coupled multi-wavelength laser providing illumination for a laser scanning microscope
06/08/1999US5910962 Multiwavelength fiber laser sources for fiberoptic networks
06/08/1999US5910857 Phase locked phase conjugation system
06/03/1999WO1999027665A1 Channel control in a wavelength division multiplexed communications network
06/03/1999WO1999027623A1 Self-targeting reader system for remote identification
06/03/1999WO1999027622A1 Multibeam laser resonator
06/03/1999WO1999027621A1 Cooling device for an optical crystal or laser crystal
06/03/1999WO1999027619A2 Multi-mode fiber lasers
06/03/1999WO1999027400A2 Temperature stabilization of optical waveguides
06/03/1999CA2311465A1 Self-targeting reader system for remote identification
06/03/1999CA2277811A1 Channel control in a wavelength division multiplexed communications network
06/02/1999EP0920094A1 Variable wavelength laser light source
06/02/1999EP0784853B1 Optical memory for storing data
06/02/1999CN2322285Y Raman scattering tube without solid window
06/02/1999CN1218318A 光放大器 Optical amplifiers
06/02/1999CN1218317A Optical fiber amplifier
06/01/1999US5909456 Laser beam generator
06/01/1999US5909306 Solid-state spectrally-pure linearly-polarized pulsed fiber amplifier laser system useful for ultraviolet radiation generation
06/01/1999US5909305 Method and apparatus for monitoring the momental wavelength of light, and an optical amplifier and an optical communication system which incorporate the method and apparatus to adjust gain tilt
06/01/1999CA2146022C Mode-locked fibre ring laser stabilisation
05/1999
05/27/1999WO1999026324A1 Extending ring laser gyro (rlg) lifetime by using corrosive resistant electrodes
05/27/1999WO1999026312A1 Production of microwave transmitters and applications to radar and telecommunications
05/27/1999WO1999026299A1 Highly luminescent color-selective materials
05/27/1999DE19853669A1 Ultrashort optical pulse source
05/26/1999EP0918405A1 Channel control in a wavelength division multiplexed communications network
05/26/1999EP0918383A2 Pulse laser with first pulse control
05/26/1999EP0918382A2 Cladding-pumped fiber structures
05/26/1999EP0918381A1 Article comprising a rare earth-doped optical fiber laser
05/26/1999EP0917924A2 Mirror failure detector for high power lasers
05/26/1999EP0917776A1 Spectral equalizer using reconfigurable holographic filter
05/26/1999EP0917775A1 System with feedback controlled optical amplifiers
05/26/1999EP0917774A2 System with optical amplifier
05/26/1999EP0917750A1 Device for ablating material using a laser beam
05/26/1999EP0917748A1 Multiple element, folded beam laser
05/26/1999EP0917747A1 Optically pumped compact laser resonator
05/26/1999EP0870351B1 Light source for a fiber optic gyroscope with wavelength control
05/26/1999EP0843909B1 Device for controlling a laser source with multiple laser units for the energy and spatial optimisation of a laser surface treatment
05/26/1999EP0731932B1 Beam shaper
05/26/1999CN1217793A Fiber optic system with simutaneous switching and Raman functions
05/26/1999CN1043497C Two beam Y-Al garnet laser
05/26/1999CN1043496C Noval laser resonant cavity
05/25/1999US5907652 Article comprising an air-clad optical fiber
05/25/1999US5907575 Apparatus and method for minimizing performance degradation in a laser device
05/25/1999US5907574 High power infrared laser system
05/25/1999US5907570 Diode pumped laser using gain mediums with strong thermal focussing
05/25/1999US5907429 For amplifying a wavelength multiplexed signal
05/25/1999US5907402 Multioscillator ring laser gyro using compensated optical wedge
05/25/1999CA2161989C Discharge excitation type pulse laser apparatus
05/20/1999WO1999025046A2 Diode-pumped solid-state laser with an exchangeable pumping module
05/20/1999WO1999010289B1 Low phonon energy glass and fiber doped with a rare earth
05/20/1999DE19853076A1 Gas laser oscillator arrangement
05/20/1999DE19827423A1 Two dimensional laser diode arrangement for disc recording
05/20/1999DE19750810A1 Calibration of tunable, especially narrow-band laser
05/20/1999DE19749328A1 Diodengepumpter Festkörperlaser mit austauschbarem Pumpmodul A diode-pumped solid-state laser with replaceable pump module
05/19/1999EP0917313A2 Optical transmission system and optical communications device
05/19/1999EP0917263A1 Composite module for optical fiber amplifier
05/19/1999EP0917262A2 Wavelength selectable laser source
05/19/1999EP0917261A1 Wavelength tunable monomode laser source with self-aligning external cavity
05/19/1999EP0916748A1 Single crystal layers of lanthanum magnesium aluminate (LMA), process for their growth by liquid phase epitaxy and optical components comprising these layers
05/19/1999EP0916441A1 Focus detection system and method
05/19/1999EP0916175A1 Electrostatic precipitator for a gas discharge laser
05/19/1999CN1216874A Stimulated Brillouin scattering phase conjugate parameter oscillator
05/19/1999CN1216753A Ge-Ga-S-based glass composition having light amplifying characteristic and apparatus for optical communications using the same
05/19/1999CN1216752A Ge-Ga-S-based glass composition having light amplifying characteristic and apparatus for optical communications using the same
05/18/1999US5905749 Solid state laser oscillator and machining apparatus using the same
05/18/1999US5905748 Single mode laser and method suitable for use in frequency multiplied
05/18/1999US5905747 Electrooptically switched solid microlaser with independent electrodes and production process
05/18/1999US5905746 Q-switch laser method and apparatus
05/18/1999US5905745 Noise suppression in cladding pumped fiber lasers
05/18/1999US5904870 Laser lens heater
1 ... 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 ... 575