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Class Information
Number: 372/9
Name: Coherent light generators > Particular beam control device
Description: Subject matter wherein means is provided for controlling some characteristic or parameter of the output beam, such as its amplitude, frequency, pulse rate, direction, etc., and wherein the control is effected prior to the beam"s actual departure from the resonant cavity of the laser.


Sub-classes under this class:

Class Number Class Name Patents
372/25 Control of pulse characteristics 634
372/29.01 Having particular beam control circuit component 191
372/19 Mode discrimination 408
372/18 Mode locking 534
372/26 Modulation 738
372/21 Nonlinear device 692
372/29.02 Optical output stabilization 324
372/23 Producing plural wavelength output 477
372/10 Q-switch 249
372/24 Scanning 161
372/20 Tuning 1,284


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
7620080 Laser pulse conditioning Nov. 17, 2009
7609731 Laser system using ultra-short laser pulses Oct. 27, 2009
7602825 Tunable passively mode-locked lasers with phase-lock feedback for low timing jitters Oct. 13, 2009
7593440 MOPA laser apparatus with two master oscillators for generating ultraviolet radiation Sep. 22, 2009
7593441 Bragg fibers in systems for the generation of high peak power light Sep. 22, 2009
7589337 LPP EUV plasma source material target delivery system Sep. 15, 2009
7583710 Laser and environmental monitoring system Sep. 1, 2009
7573918 Dispersion compensated mode-locked pulsed lasers and optical amplifiers Aug. 11, 2009
7567596 Control system and apparatus for use with ultra-fast laser Jul. 28, 2009
7564880 Laser intra-cavity electronic wavelength tuner Jul. 21, 2009
7561807 Use of beacons in a WDM communication system Jul. 14, 2009
7548570 Laser power control apparatus Jun. 16, 2009
7532649 Optical cavity for coherent superposition of optical pulses May. 12, 2009
7522642 Method and system for laser amplification using a dual crystal Pockels cell Apr. 21, 2009
7519252 Laser annealing apparatus Apr. 14, 2009
7515618 High power laser using controlled, distributed foci juxtaposed in a stimulate Brillouin scattering phase conjugation cell Apr. 7, 2009
7512161 Device, method and system for generating an infrared image Mar. 31, 2009
7508849 Wavelength tunable laser device Mar. 24, 2009
7502176 Combined laser source having deflection member Mar. 10, 2009
7502392 Laser oscillator Mar. 10, 2009
7460566 Laser power reduction without mode change Dec. 2, 2008
7450240 Laser device coupled to a cavity by optical feedback for detecting gas traces Nov. 11, 2008
7450618 Laser system using ultrashort laser pulses Nov. 11, 2008
7433372 Device and method to stabilize beam shape and symmetry for high energy pulsed laser applications Oct. 7, 2008
7426229 Line narrowing module, light source of exposure apparatus comprising the same, and method of producing exposure light using line narrowing Sep. 16, 2008
7421166 Laser spark distribution and ignition system Sep. 2, 2008
7409134 Control of output beam divergence in a semiconductor waveguide device Aug. 5, 2008
7388890 Piezoelectric-tuned external cavity laser Jun. 17, 2008
7376160 Slab laser and method with improved and directionally homogenized beam quality May. 20, 2008
7372056 LPP EUV plasma source material target delivery system May. 13, 2008
7372878 Method and system for preventing excessive energy build-up in a laser cavity May. 13, 2008
7352782 Surface emitting semiconductor laser and communication system using the same Apr. 1, 2008
7336685 Laser irradiation apparatus, laser irradiation method, and method for manufacturing a semiconductor device Feb. 26, 2008
7310357 Providing low-coherence light Dec. 18, 2007
7298770 Laser spectral engineering for lithographic process Nov. 20, 2007
7277460 Generation of optical filaments by use of localized optical inhomogeneities Oct. 2, 2007
7266072 Semiconductor laser unit and optical head device Sep. 4, 2007
7260125 Method of forming mirrors by surface transformation of empty spaces in solid state materials Aug. 21, 2007
7260131 Symmetrization device and laser diode system provided with the same Aug. 21, 2007
7251259 Wavelength locked fiber-coupled diode-laser bar Jul. 31, 2007
7251260 Wavelength-locked fiber-coupled diode-laser bar Jul. 31, 2007
7218650 Wavelength reference filter May. 15, 2007
7218649 Laser beam containment system May. 15, 2007
7199330 Systems and methods for forming a laser beam having a flat top Apr. 3, 2007
7170912 Laser drilling system and method for flexible printed circuit board Jan. 30, 2007
7151788 Laser processing device Dec. 19, 2006
7138622 Method and apparatus for monitoring light beams Nov. 21, 2006
7133427 Phase conjugate laser and method with improved fidelity Nov. 7, 2006
7130322 Wavelength tunable laser and method of controlling the same Oct. 31, 2006
7123402 Cloning optical-frequency comb sources Oct. 17, 2006

1 2 3 4 5 6 7 8


 
 
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