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7620278 |
Optical waveguide device
An optical waveguide device, including: a substrate including an optical waveguide and a connecting section formed on at least one end of the optical waveguide; an optical fiber placed in the...
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7620276 |
Optimized grating based biosensor and substrate combination
A grating-based biosensor is disclosed where the biosensor is constructed and arranged such that the grating lines of the sensor align with an optical axis of a birefringent substrate, so as to...
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7620272 |
Photoelectric composite module and optical input/output device
A photoelectric composite module has an optical device, a package and a flexible printed circuit that is set along both case parts of the package, and electric wiring for the optical device is...
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7618201 |
Optical module
An optical-waveguide device mounted on a fixing member having a pair of opposing upright walls and a sub-mount unit including a metallic sub-mount of a rectangular solid shape inserted between the...
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7616853 |
Optical fiber microscopy launch system and method
A launch system and method for microscopy having an optical fiber positioned proximate a sample slide with an optical fiber mounting element so as to deliver an EMR from the optical fiber into a...
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7616846 |
Manufacturing method of opto-electric hybrid board and opto-electric hybrid board obtained thereby
A method of manufacturing an opto-electric hybrid board which is capable of reducing the number of steps for the manufacture of the opto-electric hybrid board and which achieves the reduction in...
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7616845 |
Optical module
An optical module includes an optical element mount substrate having a laser diode and a photo detector mounted thereon on a straight line in a horizontal direction of the surface of the substrate,...
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7613369 |
Design of CMOS integrated germanium photodiodes
A CMOS processing compatible germanium on silicon integrated waveguide photodiode. Positioning contacts in predicted low optical field regions, establishing side trenches in the silicon layer along...
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7613368 |
Mixed electrical and optical LGA interposer for facilitating chip to board communications by dual signal types
Integrated optoelectronic chips or collections of chips on a module that have both electrical as well as optical interconnects offer many advantages in speed, power consumption and heat generation....
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7609932 |
Slot waveguide structure
A nanometer slot waveguide includes a nanometer slot waveguide structure with vertically stacked layers. The vertically stacked layers include a substrate, a first waveguide layer defining a first...
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7609919 |
Coupling-enhanced surface etched gratings
The invention describes the method and apparatus for enhancement of coupling efficiency in effective-ridge laterally-coupled surface-etched grating waveguide structures, where a slab waveguide has...
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7609917 |
Method and apparatus for controlling waveguide birefringence by selection of a waveguide core width for a top cladding
A method and apparatus for controlling waveguide birefringence by selection of a waveguide core width for a tuned top clad is described herein. In one example, a dopant concentration within a top...
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7609916 |
Electrical contact apparatus for optical waveguides
An optical apparatus includes a waveguide configured to propagate optical energy; an electrical contact surface; and a semiconductor electrical interconnect extending from a first surface of the...
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7606501 |
System and method for generating optical return-to-zero signals with alternating bi-phase shift and frequency chirp
A system and method for generating an optical return-to-zero signal with frequency chirp. The system includes a bit separator configured to receive an electrical non-return-to-zero signal and...
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7606448 |
Zinc oxide diodes for optical interconnections
The present disclosure includes methods, devices, and systems for zinc oxide diodes for optical interconnections. One system includes a ZnO emitter confined within a circular geometry in an oxide...
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7605402 |
Structure of chip carrier for semiconductor optical device, optical module, and optical transmitter and receiver
A chip carrier includes a metal-coated portion formed on a front surface of a substrate and to be mounted a device, and a rear surface of the substrate being coated with a metal, in which a...
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7603005 |
Optical circuit board and optical and electric combined board
The present invention is to provide an optical circuit board enabling the easy alignment of the positions of a core of an optical pin with the positions of a core of an optical waveguide layer with...
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7599596 |
Optical receiver for use with range of signal strengths
A receiver includes a waveguide defined in a layer of silicon positioned on a base. The waveguide is immobilized relative to the base along the length of the waveguide. The waveguide is unbranched...
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7599586 |
Integrated chip
An integrated chip for data communication, telecommunication and optical analysis for at least one, two or more wavelengths where the chip can be used not only to emit light but also to detect...
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7599585 |
Etched-facet semiconductor optical component with integrated end-coupled waveguide and methods of fabrication and use thereof
An optical apparatus comprises: a semiconductor substrate; a semiconductor optical device integrally formed on the substrate and having a device end face; and a low-index planar optical waveguide...
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7599584 |
Planar MID-IR integrated microphotonics
A planar mid-infrared (mid-IR) integrated microphotonic platform includes at least one laser performing lasing functions. The at least one laser comprises chalcogenide glass. At least amplifier...
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7599583 |
Sensors with modular architecture
A modular sensing system architecture. A sensing system includes multiple planes that are in electrical communication. A power plane provides a power source and a communications module that can be...
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7596289 |
Optical/electrical hybrid substrate
In an optical/electrical hybrid substrate 10 including a wiring board 11 having a wiring and a via, and an optical waveguide 12 including an optical waveguide body 80 having a first clad...
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7590321 |
Mid-span breakout with helical fiber routing
A mid-span breakout arrangement includes a distribution cable and a tether cable. The distribution cable has a breakout access location. The tether cable is secured to the distribution cable...
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7590315 |
Optical waveguide and optical module using the same
An optical waveguide contains a core layer in which light is transferred, and a cladding layer that clads the core layer. The core layer has an inclined end surface across a direction where the...
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7587112 |
Optical device and light control method
In order to prevent a spectrum of a wavelength channel from becoming narrower, a device according to the present invention includes a light dividing section capable of dividing a wavelength...
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7587106 |
Optical crossover in thin silicon
An arrangement for providing optical crossovers between waveguides formed in an SOI-based structure utilize a patterned geometry in the SOI structure that is selected to reduce the effects of...
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7585117 |
Optical module
Distortion of the temperature control element and the package by thermal deformation or mechanical deformation is prevented from being transmitted to the optical element as stress, and at the same...
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7583871 |
Substrates for optical die structures
Package substrates for optical die structures are generally described. In one example, an apparatus includes a package substrate having one or more plated through hole (PTH) structures, an optical...
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7583870 |
Method for fabricating wiring board and an apparatus for fabricating wiring board
There is provided a method for fabricating a wiring board including: a mounting step of mounting a light transmitting member, the mounting step including: an arranging step of holding the light...
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7583869 |
Electroabsorption duplexer
An electroabsorption (EA) duplexer in which an optical amplifier, a photodetector, and an optical modulator are monolithically integrated to obtain a high radio frequency (RF) gain in radio-over...
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7583868 |
3R recovery system
A full 3R (re-timing, re-shaping, re-amplifying) recovery system is provided. In the full 3R recovery system, a self-pulsating laser diode (SP-LD) and an electroabsorption modulator (EAM) are...
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7583867 |
Optical module
An optical module includes a photoelectric element that performs a conversion between an optical signal and an electric signal; a body having a first surface and a second surface, the first surface...
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7580605 |
Three-dimensional optical waveguide, method of manufacturing same, optical module, and optical transmission system
A three-dimensional-optical waveguide is formed by laminating planar substrates such as a plurality of lens substrates and, an isolator substrate and a wavelength division multiplexing filter, the...
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7580597 |
Optical functional circuit
The present invention provides an optical functional circuit where a holographic wave propagation medium is applied and a circuit property is excellent such as small transmission loss and...
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7580594 |
Optical modulation element and optical modulation device having the same
An optical modulation element includes a waveguide defined based on a defect in a photonic crystal, a carrier conducting region for conducting a carrier to the waveguide, an electrode for injecting...
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7578624 |
Flexible substrate for routing fibers in an optical transceiver
An optical transceiver for converting and coupling an information-containing electrical signal with an optical fiber including a housing, an electro-optical subassembly in the housing for...
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7577367 |
Optical communication using duobinary modulation
Optical techniques, devices and systems for combining duobinary modulation and optical subcarrier multiplexing in optical communication applications. An analog mixer is used to mix a duobinary...
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7577327 |
Optical junction apparatus and methods employing optical power transverse-transfer
An optical apparatus comprises an optical device formed on a device substrate, a first optical waveguide formed on the substrate or on the optical device, and a second, mechanically discrete...
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7577324 |
Methods to reduce polarization dependent loss in planar lightwave circuits
Polarization dependent loss may be reduced by providing at least one dummy waveguide or at least one dummy metal structure. Polarization dependent loss may also be reduced by imposing a mechanical...
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7577323 |
Photoelectric circuit board
A photoelectric circuit board includes a substrate, an optical waveguide and a core exposure surface. The substrate has an inspection opening. The optical waveguide includes a core and a clad...
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7577322 |
Optical integrated circuit comprising a light guide forming at least one optical separation
An optical integrated circuit with waveguide separation on a substrate includes at least one separating unit, including an optical input/output interface in relation with an external light wave...
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7577321 |
Hybrid electro-optical circuit board and method for fabricating the same
A hybrid electro-optical circuit board including a plate, a light guiding hole and a light-guide device. The light guiding hole is formed in the plate to be connected to an upper surface and a...
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7577320 |
Low loss lateral optical waveguide intersections
A geometrically shaped optical waveguide crossing or intersection with minimal transmission loss is described. A symmetrically tapered waveguide intersection is used to minimize loss in the...
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7577319 |
Semiconductor optical device and manufacturing method thereof
A low reflective window structure in an existent electro-absorption optical modulator involves a trading off problem between the increase in the parasitic capacitance and the pile-up. This is...
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7574081 |
Optical system with optical waveguides
The present invention provides an optical system with waveguides, which comprises first, second and third optical input/output means ( 12, 14, 16 ), fourth and fifth multi-mode optical waveguides (...
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7574077 |
Optical imaging device for optical proximity communication
An assembly comprising first and second electronic devices and an optical coupling device that optically couples an optical waveguide on the first electronic device to an optical waveguide on the...
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7574076 |
Apparatus for optically-based sorting within liquid core waveguides
The present invention is related to an apparatus for the sorting of particles in a fluid medium flowing within a liquid-core waveguide, by combining customized light intensity patterns formed...
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7570845 |
Deployment of electro-optic amplitude varying elements (AVEs) and electro-optic multi-functional elements (MFEs) in photonic integrated circuits (PICs)
Electro-optic amplitude varying elements (AVEs) or electro-optic multi-function elements (MFEs) are integrated into signal channels of photonic integrated circuits (PICs) or at the output of such...
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7567735 |
Optical device wafer, and optical device chip and method for manufacturing the same
An optical device wafer includes: a plurality of chip regions; and at least one connecting section, wherein the chip region includes a first semiconductor layer of a first conductivity type, an...
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