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Class Information
Number: 372/11
Name: Coherent light generators > Particular beam control device > Q-switch > Absorption type
Description: Subject matter wherein the Q-switch is made of a passive material which exhibits an absorptivity that changes with increasing irradiance.

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8656879 Laser device and operating method for it Feb. 25, 2014
8625644 Stabilisation of the repetition rate of a passively Q-switched laser by means of coupled resonators Jan. 7, 2014
8548014 Environmentally stable passively modelocked fiber laser pulse source Oct. 1, 2013
8548023 Semiconductor laser element Oct. 1, 2013
8532151 Passively Q-switched microlaser Sep. 10, 2013
8526471 High contrast grating based saturable absorber for mode-locked lasers and its applications in passively mode-locked vertical-cavity surface-emitting lasers Sep. 3, 2013
8446925 Reduction of timing jitter in a passive Q-switched solid state laser May. 21, 2013
8369366 Semiconductor laser excited solid-state laser device Feb. 5, 2013
8340142 Pulsed microchip laser Dec. 25, 2012
8340141 Method of operating all-fiber-based ultra pulse laser system Dec. 25, 2012
8279900 Mode-locked two-micron fiber lasers Oct. 2, 2012
8275007 Pulsed laser system with optimally configured saturable absorber Sep. 25, 2012
8213469 Linear cavity of all-fiber-based ultra short pulse laser system Jul. 3, 2012
8139616 Pulsed light generator and pulsed fiber laser Mar. 20, 2012
8135048 Single-polarization high power fiber lasers and amplifiers Mar. 13, 2012
8130799 Environmentally stable passively modelocked fiber laser pulse source Mar. 6, 2012
8130800 Mode-locked solid state lasers using diode laser excitation Mar. 6, 2012
8126023 Laser output switching by transverse mode modulation Feb. 28, 2012
8097863 Mode-locked laser device, pulsed laser light source device, microscope device Jan. 17, 2012
8081670 System and method for providing chirped electromagnetic radiation Dec. 20, 2011
8040927 Ring or linear cavity of all-fiber-based ultra short pulse laser system and method of operating the same Oct. 18, 2011
8036253 Resonant Fabry-Perot semiconductor saturable absorbers and two photon absorption power limiters Oct. 11, 2011
8031749 Passively Q-switched microlaser with controllable peak power density Oct. 4, 2011
8002412 Projection system employing semiconductor diode Aug. 23, 2011
8000373 Methods and apparatus for generating RGB laser light Aug. 16, 2011
7953127 Mode-locked solid-state laser apparatus May. 31, 2011
7949018 Mode-locked solid-state laser apparatus May. 24, 2011
7933300 Resonant fabry-perot semiconductor saturable absorbers and two photon absorption power limiters Apr. 26, 2011
7894496 Gain media edge treatment to suppress amplified spontaneous emission in a high power laser Feb. 22, 2011
7839904 Monoblock laser systems and methods Nov. 23, 2010
7801197 High power laser device Sep. 21, 2010
7769059 High power Q-switched laser for soft tissue ablation Aug. 3, 2010
7729393 Surface emitting laser with an integrated absorber Jun. 1, 2010
7724785 Multiple pulsed-laser system for silicon crystallization May. 25, 2010
7711015 Method for controlling operation of light emitting transistors and laser transistors May. 4, 2010
7693195 Semiconductor light emitting devices and methods Apr. 6, 2010
7664148 Passive Q switch laser device Feb. 16, 2010
7649920 Q-switched microlaser apparatus and method for use Jan. 19, 2010
7623555 High power semiconductor laser diode Nov. 24, 2009
7590156 High intensity MHz mode-locked laser Sep. 15, 2009
7586957 Picosecond laser apparatus and methods for its operation and use Sep. 8, 2009
7567594 Stabilization of actively Q-switched lasers Jul. 28, 2009
7558299 Semiconductor saturable absorber and fabrication method thereof Jul. 7, 2009
7548574 Integrated modulator/laser assembly and a method of producing same Jun. 16, 2009
7526004 Mode-locked laser apparatus Apr. 28, 2009
7466727 Passive Q-switch laser Dec. 16, 2008
7463660 Gain media edge treatment to suppress amplified spontaneous emission in a high power laser Dec. 9, 2008
7397828 Laser system with multiple wavelength diode pump head and associated method Jul. 8, 2008
7391794 Injection seeding of frequency-converted Q-switched laser Jun. 24, 2008
7376354 All optical clock recovery May. 20, 2008

1 2 3 4

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