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optics (348) 348
physics (335) 335
devices or arrangements, the optical operation of which ismodified by changing the optical properties of the medium of thedevices or arrangements for the control of the intensity,colour, phase, polarisation or direction of light, e.g.switching, gating, modulating or demodulating (271) 271
frequency-changing (271) 271
non-linear optics (271) 271
optical analogue/digital converters (271) 271
optical logic elements (271) 271
techniques or procedures for the operation thereof (271) 271
optical elements, systems, or apparatus (170) 170
electricity (64) 64
basic electric elements (51) 51
devices using stimulated emission (40) 40
semiconductor devices (26) 26
electric solid state devices not otherwise provided for (23) 23
engineering, electrical & electronic (22) 22
testing (22) 22
measuring (21) 21
performing operations (21) 21
transporting (21) 21
optical waveguides (19) 19
optical modulation (17) 17
manufacture or treatment of nanostructures (16) 16
measurement or analysis of nanostructures (16) 16
nanotechnology (16) 16
specific uses or applications of nanostructures (16) 16
analogous arrangements using other waves (13) 13
determining distance or velocity by use of radio waves (13) 13
locating or presence-detecting by use of the reflection orreradiation of radio waves (13) 13
radio direction-finding (13) 13
radio navigation (13) 13
electric communication technique (10) 10
telecommunications (10) 10
high speed optical techniques (8) 8
humans (8) 8
physics, applied (8) 8
transmission (8) 8
optical coupling (7) 7
bandwidth (6) 6
general tagging of cross-sectional technologies spanning over several sections of the ipc (6) 6
general tagging of new technological developments (6) 6
lichtleiter (6) 6
optical devices (6) 6
optical modulator (6) 6
quantum well devices (6) 6
reduction of greenhouse gas [ghg] emissions, related to energygeneration, transmission or distribution (6) 6
technical subjects covered by former uspc cross-reference art collections [xracs] and digests (6) 6
technologies or applications for mitigation or adaptation againstclimate change (6) 6
voltage (6) 6
aged (5) 5
beam propagation method (5) 5
coupling circuits (5) 5
electrooptic modulation (5) 5
intensity modulation (5) 5
lenses (5) 5
male (5) 5
optical fiber communication (5) 5
optical propagation (5) 5
coplanar waveguides (4) 4
electrodes (4) 4
indium compounds (4) 4
linbo3 (4) 4
low voltage (4) 4
middle aged (4) 4
optical buffering (4) 4
optical fibers (4) 4
optical refraction (4) 4
optical variables control (4) 4
optische faser (4) 4
optoelectronic devices (4) 4
optoelektronischer koppler (4) 4
basic electronic circuitry (3) 3
chemistry (3) 3
chirp modulation (3) 3
diode lasers (3) 3
esophageal cancer (3) 3
fabrication (3) 3
finite element methods (3) 3
ghz (3) 3
gradientenoptik (3) 3
halbleiterlaser (3) 3
indium gallium arsenide (3) 3
integrated optoelectronics (3) 3
investigating or analysing materials by determining theirchemical or physical properties (3) 3
metallurgy (3) 3
monomodefaser (3) 3
optical communication (3) 3
optical fiber devices (3) 3
optical fiber losses (3) 3
optical interconnection (3) 3
optical interconnections (3) 3
optische linse (3) 3
phase modulation (3) 3
quantum-well lasers (3) 3
resins (3) 3
semiconductor lasers (3) 3
semiconductor waveguides (3) 3
silicon photonics (3) 3
spot size converter (3) 3
spot-size converter (3) 3
tapered wave-guide (3) 3
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08/2010
An optical modulator having an optical modulation part and a connection part for an optical fiber propagating light. The optical modulation part has a... 
Patent
07/2010
An optical modulator has an optical waveguide substrate having a pair of principal surfaces, a pair of side surfaces an incident face and exit face of light,... 
Patent
03/2010
c de f An optical modulator is provided for modulating light propagating in a three-dimensional optical waveguide by applying a voltage thereto. The optical... 
Patent
02/2010
An optical waveguide structure has a slab type photonic crystal and an optical waveguide provided in the photonic crystal. The photonic crystal has a slab of a... 
Patent
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