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Browse by Category: Main > Optical & Optics
Class Information
Number: 385/37
Name: Optical waveguides > With optical coupler > Input/output coupler > Grating
Description: Subject matter wherein coupling is performed by a diffraction grating.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7373046 Optical add/drop multiplexers May. 13, 2008
7373045 Method and apparatus for processing optical signals with supergratings May. 13, 2008
7373039 Low-ripple optical device May. 13, 2008
7369777 Method and apparatus for automatically adjusting the optical power directed to a dispersion compensating element May. 6, 2008
7369769 Ethernet passive optical network ring and its method of authorization and collision detection May. 6, 2008
RE40271 Echelle grating dense wavelength division multiplexer/demultiplexer Apr. 29, 2008
7366417 Delivering multicast services on a wavelength division multiplexed network using a configurable four-port wavelength selective crossbar switch Apr. 29, 2008
7366416 Hub for a passive optical network hub Apr. 29, 2008
7366413 Modular cross connect system with 3D-MEMS for optical telecommunication networks Apr. 29, 2008
7366378 Ultrafast laser machining system and method for forming diffractive structures in optical fibers Apr. 29, 2008
7366377 Particle concentration method Apr. 29, 2008
7366366 FBG sensing system Apr. 29, 2008
7362939 Optical fiber for long period grating, long period grating component and manufacturing method of the same Apr. 22, 2008
7359597 Birefringence control in planar optical waveguides Apr. 15, 2008
7359587 Photonic interconnections that include optical transmission paths for transmitting optical signals Apr. 15, 2008
7358858 Road-ice detecting sensor, method for installing same, and road-ice detecting method Apr. 15, 2008
7356259 Optical bypass upgrade configuration Apr. 8, 2008
7356224 Method and apparatus for detecting multiple optical wave lengths Apr. 8, 2008
7355162 Optical wavelength measuring device using guiding body and diffractive structure Apr. 8, 2008
7352966 Method and apparatus for capacity-efficient restoration in an optical communication system Apr. 1, 2008
7352939 Polarization insensitive microbend fiber gratings and devices using the same Apr. 1, 2008
7352932 Guided-mode resonance filter and fabrication method of same Apr. 1, 2008
7352931 Method and phase mask for manufacturing a multi-channel optical grating Apr. 1, 2008
7352928 Tunable optical add/drop multiplexer Apr. 1, 2008
7349628 MMI based device Mar. 25, 2008
7349600 Active in-fiber optic components powered by in-fiber light Mar. 25, 2008
7349599 Etched surface gratings fabricated using computed interference between simulated optical signals and reduction lithography Mar. 25, 2008
7349598 Surface plasmon resonance device Mar. 25, 2008
7349597 Grating based multiplexer/demultiplexer component Mar. 25, 2008
7349590 Polarization modulation interrogation of grating-coupled waveguide sensors Mar. 25, 2008
7346238 Grating into a high index contrast strip or channel waveguide Mar. 18, 2008
7346233 Single mode (SM) fiber optical reader system and method for interrogating resonant waveguide-grating sensor(s) Mar. 18, 2008
7344315 Optical connections and methods of forming optical connections Mar. 18, 2008
7343064 Optical switch and optical add/drop multiplexer Mar. 11, 2008
7342217 System for the measurement and data acquisition for optical fiber sensors Mar. 11, 2008
7340187 Optical signal monitoring method and apparatus Mar. 4, 2008
7340175 Non-uniform optical waveband aggregator and deaggregator and hierarchical hybrid optical cross-connect system Mar. 4, 2008
7340139 Polarization insensitive microbend fiber gratings and devices using the same Mar. 4, 2008
7340132 Polarization insensitive microbend fiber gratings and devices using the same Mar. 4, 2008
7340119 Optical sensor and system Mar. 4, 2008
7336872 Localized annealing of UV induced index grating in optical waveguides Feb. 26, 2008
7336862 Fiber optic sensor for detecting multiple parameters in a harsh environment Feb. 26, 2008
7336861 Fiber-optic sensor or modulator using tuning of long period gratings with self-assembled layers Feb. 26, 2008
7336855 Integration of a waveguide self-electrooptic effect device and a vertically coupled interconnect waveguide Feb. 26, 2008
7336854 Optical switch, optical modulator and wavelength variable filter Feb. 26, 2008
7333696 Tape-shaped optical fiber cable Feb. 19, 2008
7333692 Optical waveguide assembled with an optical subunit having a diffractive element set and an optical component Feb. 19, 2008
7333688 Method and apparatus for free-space optical switching Feb. 19, 2008
7330659 Wavelength filter that operates on sets of wavelength channels Feb. 12, 2008
7330657 Method to demultiplex wavelengths of light Feb. 12, 2008

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