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Browse by Category: Main > Optical & Optics
Class Information
Number: 372/94
Name: Coherent light generators > Particular resonant cavity > Folded cavity > Having a ring configuration
Description: Subject matter wherein the cavity is in the configuration of a ring or closed loop.


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
7450800 Precise and permanent modification of the resonant frequency of a dielectric microcavity and correction of frequency shifts in dielectric coupled-resonator filters Nov. 11, 2008
7447245 Optically pumped semiconductor laser pumped optical parametric oscillator Nov. 4, 2008
7440643 Variable light controlling device and variable light controlling method Oct. 21, 2008
7436862 Self-similar laser oscillator Oct. 14, 2008
7430348 Four-port optical filter fabricated from tapered optical fiber Sep. 30, 2008
7415178 Spiral waveguide slow wave resonator structure Aug. 19, 2008
7406226 Circular grating resonator structure with integrated electro-optical modulation Jul. 29, 2008
7400797 Transverse closed-loop resonator Jul. 15, 2008
7389028 Multiple resonator and variable-wavelength light source using the same Jun. 17, 2008
7382810 Widely-tunable laser apparatus Jun. 3, 2008
7376309 Optical structure May. 20, 2008
7376167 Tunable ring laser with external grating operation in a single mode May. 20, 2008
7369597 Laser output light pulse stretcher May. 6, 2008
7343067 Precise and permanent modification of the resonant frequency of a dielectric microcavity and correction of frequency shifts in dielectric coupled-resonator filters Mar. 11, 2008
7336684 Planar multiwavelength optical power supply on a silicon platform Feb. 26, 2008
7319513 Stabilized solid state gyrolaser without blind region Jan. 15, 2008
7308014 Laser Dec. 11, 2007
7289548 Laser oscillator incorporating transverse mode rotation in the laser resonator Oct. 30, 2007
7286580 Method for pulse control in a laser including a stimulated brillouin scattering mirror system Oct. 23, 2007
7280218 Apparatus and method to facilitate laser gyroscope ionization Oct. 9, 2007
7280578 Near-field light source device, and optical head, optical device, exposure apparatus and microscope device having such a near-field light source device Oct. 9, 2007
7272160 Single-frequency Brillouin fiber ring laser with extremely narrow linewidth Sep. 18, 2007
7254153 Optically pumped semiconductor ring laser Aug. 7, 2007
7251258 Femtosecond ytterbium fiber laser with photonic crystal fiber for dispersion control Jul. 31, 2007
7230686 Four-mode stabilized solid-state gyrolaser without blind region Jun. 12, 2007
7227881 Master oscillator--power amplifier excimer laser system Jun. 5, 2007
7187827 Coupled waveguide optical microresonator Mar. 6, 2007
7184624 Vertically-coupled whispering gallery mode resonator optical waveguide, and methods Feb. 27, 2007
7173749 Opto-electronic feedback for stabilizing oscillators Feb. 6, 2007
7099549 Radial Bragg ring resonator Aug. 29, 2006
7068700 Optical bench for diode-pumped solid state lasers in field applications Jun. 27, 2006
7046714 Method and apparatus for Raman ring resonator based laser/wavelength converter May. 16, 2006
7031365 Locally-outcoupled cavity resonator having unidirectional emission Apr. 18, 2006
7027468 Phase-insensitive recovery of clock pulses of wavelength division multiplexed optical signals Apr. 11, 2006
7016470 System and method for X-ray generation Mar. 21, 2006
6996141 Device for reducing the peak power of a pulsed laser light source Feb. 7, 2006
6975796 Modulation frequency tunable optical oscillator Dec. 13, 2005
6965621 Ring optical parametric oscillator/optical parametric amplifier combination in single beamline Nov. 15, 2005
6959028 External cavity, widely tunable lasers and methods of tuning the same Oct. 25, 2005
6940878 Tunable laser using microring resonator Sep. 6, 2005
H2122 Diode pumped optical parametric oscillator Sep. 6, 2005
6937627 Stable and high speed full range laser wavelength tuning with reduced group delay and temperature variation compensation Aug. 30, 2005
6920169 Laser cavity Jul. 19, 2005
6917633 Frequency tunable optical oscillator with fiber grating mirrors Jul. 12, 2005
6914929 Radiation-hardened RLG readout Jul. 5, 2005
6912053 Ring laser scatterometer Jun. 28, 2005
6901087 Broadband laser source May. 31, 2005
6901174 Device and method for multiplication of repetition frequency in optical pulse trains May. 31, 2005
6891865 Wavelength tunable laser May. 10, 2005
6885794 Micro-ring resonator Apr. 26, 2005

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