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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
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tapered wave-guide (3) 3
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IEICE transactions on communications, ISSN 0916-8516, 12/2006, Volume 89, pp. 3428 - 3429
We examined a Ti-diffused optical waveguide formed on a thin X-cut LiNbO_3 substrate for a lower-drive-voltage modulator. Under the single-mode condition,... 
Journal Article
IEICE Transactions on Communications, ISSN 0916-8516, 12/2006, Volume E89-B, Issue 12, pp. 3428 - 3429
We examined a Ti-diflused optical waveguide formed on a thin X-cut LiNbO3 substrate for a lower-drive-voltage modulator. Under the single-mode condition,... 
Optical communication | Optoelectronic devices | Optical modulation | Optical waveguides | optical modulation | WAVEGUIDES | optoelectronic devices | optical waveguides | optical communication | TELECOMMUNICATIONS | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
IEEE Photonics Technology Letters, ISSN 1041-1135, 03/1993, Volume 5, Issue 3, pp. 345 - 347
Low-loss coupling between semiconductor photonic devices and single-mode fibers is achieved using a simple InP/InGaAsP tapered waveguide. The proposed simple... 
Refractive index | Coupling circuits | Gaussian processes | Optical fiber devices | Semiconductor waveguides | Optical waveguides | Indium phosphide | Substrates | Finite difference methods | Design optimization
Journal Article
10/2019
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... 
TRANSPORTING | SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES | OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS | MANUFACTURE OR TREATMENT OF NANOSTRUCTURES | MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES | PHYSICS | OPTICS | NANOTECHNOLOGY | PERFORMING OPERATIONS
Patent
IEICE Transactions on Electronics, ISSN 0916-8524, 1996, Volume E79-C, Issue 1, pp. 27 - 30
Journal Article
IEICE Transactions on Electronics, ISSN 0916-8524, 1998, Volume E81-C, Issue 8, pp. 1316 - 1320
This paper describes the design, fabrication, and performance of a novel Ti:LiNbO3 optical modulator with a two-stage coplanar waveguide electrode for 40... 
40 gbit/s transmission | Cpw electrode | Linbo3 | Optical modulator | LiNbO3 | optical modulator | 40 Gbit/s transmission | CPW electrode | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
IEICE transactions on electronics, ISSN 0916-8524, 08/1998, Volume 81, pp. 1316 - 1320
This paper describes the design, fabrication, and performance of a novel Ti:LiNbO_3 optical modulator with a two-stage coplanar waveguide electrode for 40... 
Journal Article
Journal of Lightwave Technology, ISSN 0733-8724, 01/1999, Volume 17, Issue 7, pp. 1255 - 1262
This paper describes a semivectorial wide-angle finite-element beam propagation method (FE-BPM) that uses the Pade approximation and that can allow efficient... 
Journal Article
Journal of Lightwave Technology, ISSN 0733-8724, 01/1992, Volume 10, Issue 1, pp. 71 - 77
The spectral linewidth enhancement factor and frequency responses of electro-absorption-type optical-intensity modulators, especially InGaAs/InAlAs MQW... 
Chirp modulation | Power measurement | Frequency response | Indium gallium arsenide | Indium compounds | Frequency measurement | Optical modulation | Quantum well devices | Spectral analysis | Microwave measurements | OPTICS | TELECOMMUNICATIONS | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
Journal of Lightwave Technology, ISSN 0733-8724, 07/1996, Volume 14, Issue 7, pp. 1714 - 1720
Structures of spot size converters that allow low loss and easy coupling between an optical semiconductor device and a fiber are proposed and designed... 
Optical fiber losses | Plasma confinement | Semiconductor devices | Optical variables control | Optical coupling | Optical fiber devices | Optical refraction | Optical devices | Indium phosphide | Optical waveguides | QUANTUM-WELL LASERS | SINGLE-MODE FIBERS | OPTICS | TELECOMMUNICATIONS | TAPERED WAVE-GUIDE | ENGINEERING, ELECTRICAL & ELECTRONIC
Journal Article
Applied Optics, ISSN 0003-6935, 12/1998, Volume 37, Issue 34, pp. 8057 - 8066
The resolution of the Wolter mirror, which is utilized as an objective in soft-x-ray microscopes, is limited by fabrication errors. We studied the relation... 
PLASMA SOURCE | X-RAY MICROSCOPE | OPTICS
Journal Article
IEEE Transactions on Microwave Theory and Techniques, ISSN 0018-9480, 01/1995, Volume 43, Issue 9/2, pp. 2203 - 2207
This paper describes novel coplanar waveguide (CPW) electrode and asymmetric coplanar strip line (A-CPS) electrode structures, introducing ridged LiNbO sub(3)... 
Journal Article
Journal of Lightwave Technology, ISSN 0733-8724, 01/1997, Volume 15, Issue 8, pp. 1602 - 1607
We propose a novel design concept for low-loss coupling with high laser performance in a spot-size converter integrated laser diode (SS-LD) with a pn-buried... 
Journal Article
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