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Browse by Category: Main > Optical & Optics
Class Information
Number: 385/10
Name: Optical waveguides > Directional optical modulation within an optical waveguide > Electro-optic > Diffraction grating (e.g., bragg)
Description: Subject matter wherein electro-optic directional modulation within a waveguide utilizes an element having a series of very close, equidistant, parallel lines, (i.e., grating) or wherein the waveguide has a grating impressed upon it by an externally applied field.










Patents under this class:
1 2 3 4 5 6 7 8 9

Patent Number Title Of Patent Date Issued
8670638 Signal distribution and radiation in a wireless enabled integrated circuit (IC) using a leaky waveguide Mar. 11, 2014
8639072 Compact wearable display Jan. 28, 2014
8582929 Ultra-sensitive electric field detection device Nov. 12, 2013
8565560 Laser illumination device Oct. 22, 2013
8532450 Optical grating and method of manufacture Sep. 10, 2013
8451872 Wavelength tunable filter and wavelength tunable laser module May. 28, 2013
8422834 Semiconductor integrated circuits including optoelectronic device for changing optical phase Apr. 16, 2013
8406579 Wavelength division multiplexing and optical modulation apparatus Mar. 26, 2013
8380018 Conductive coating based on polymer-carbon nanotube composite Feb. 19, 2013
8369659 High-Q resonators assembly Feb. 5, 2013
8358881 High-Q resonators assembly Jan. 22, 2013
8354640 Optically based planar scanner Jan. 15, 2013
8346034 Optical selector switch and signal-processing apparatus Jan. 1, 2013
8320722 Non-linear optical grating Nov. 27, 2012
8320037 Electro-optic device Nov. 27, 2012
8306375 Wavelength-tunable optical transmitter Nov. 6, 2012
8306372 Waveguide-type polarizer Nov. 6, 2012
8270789 Optical waveguide element, chromatic dispersion compensator, methods for designing chromatic dispersion compensator, optical filter, methods for designing optical filter, optical resonator and Sep. 18, 2012
8270790 Planar optical waveguide element, chromatic dispersion compensator, methods for designing chromatic dispersion compensator, optical filter, methods for designing optical filter, optical resona Sep. 18, 2012
8260093 Component monitoring arrangement Sep. 4, 2012
8224133 Laser illumination device Jul. 17, 2012
8204347 Optical signal processing device Jun. 19, 2012
8201947 Wavelength converter and green light source and projection apparatus using the same Jun. 19, 2012
8200055 Two-dimensional surface normal slow-light photonic crystal waveguide optical phased array Jun. 12, 2012
8179931 Wavelength tunable filter and wavelength tunable laser module May. 15, 2012
8031988 Apparatus for pressure sensing Oct. 4, 2011
8022835 Optic system using spectral character shift for communication between optic input devices and reader devices for control systems and sensors for pressure, force, displacement, or chemical cond Sep. 20, 2011
8005331 Surface-plasmon-assisted optical frequency conversion Aug. 23, 2011
7972522 Slotted guide structure Jul. 5, 2011
RE42407 Distributed optical structures with improved diffraction efficiency and/or improved optical coupling May. 31, 2011
RE42368 Reconfigurable optical add-drop multiplexers with servo control and dynamic spectral power management capabilities May. 17, 2011
7932788 Oscillating, deflectable micromechanical element and method for use thereof Apr. 26, 2011
7920766 Surface-plasmon-assisted optical frequency conversion Apr. 5, 2011
7903336 Optical metrological scale and laser-based manufacturing method therefor Mar. 8, 2011
RE41748 Tunable bragg grating and devices employing the same Sep. 21, 2010
7792402 Apparatus and method for coupling light to a thin film optical waveguide Sep. 7, 2010
RE41613 Tunable bragg grating devices employing the same Aug. 31, 2010
7783151 Method for fabricating distributed Bragg reflector waveguide Aug. 24, 2010
7760970 Single photon absorption all-optical modulator in silicon Jul. 20, 2010
7736006 Substrate-guided display with improved image quality Jun. 15, 2010
7700936 Fabrication of quantum dots embedded in three-dimensional photonic crystal lattice Apr. 20, 2010
7702190 Fiber Bragg grating sensor Apr. 20, 2010
7693371 Optical waveguide having chirp grating for high conversion efficiency Apr. 6, 2010
RE41204 Tunable bragg grating and devices employing the same Apr. 6, 2010
7689087 Method of changing the birefringence of an optical waveguide by laser modification of the cladding Mar. 30, 2010
7680374 Apodised binary Bragg grating Mar. 16, 2010
7657132 Optoelectronic modulator and electric-field sensor with multiple optical-waveguide gratings Feb. 2, 2010
7643712 Optical module and optical switching device Jan. 5, 2010
7639911 Optical device having optical waveguide including organic Bragg grating sheet Dec. 29, 2009
7593609 Method for modulating refractive indices of optical fiber gratings Sep. 22, 2009

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