31st week of 2011 patent applcation highlights part 34 |
Patent application number | Title | Published |
20110188764 | ENCODING METHOD, ENCODING DEVICE, AND ENCODING PROGRAM FOR ENCODING INTERLACED IMAGE - It is an object of the present invention to provide an encoding method, an encoding device, and an encoding program for encoding an interlaced image in a simple and effective manner. The encoding method includes: a frequency conversion step (s | 2011-08-04 |
20110188765 | Image processing device and method - An image processing device includes a supply unit that supplies a coefficient data group in each sub-band, in which image data of a predetermined number of lines is decomposed for each frequency band by a hierarchical analysis filter process and which includes coefficient data of one line or more in a sub-band of at least a lowest frequency component, a synthesis filter unit that synthesizes the coefficient data group and generates image data in a baseband, a supply control unit that controls the supply unit to supply the coefficient data at such a timing that the synthesis filter unit can generate the image data at a timing corresponding to a horizontal synchronization period, and a synthesis filtering control unit that controls the synthesis filter unit to synthesize the coefficient data group in the predetermined order and generate the image data at a timing corresponding to the horizontal synchronization period. | 2011-08-04 |
20110188766 | DECODING A SEQUENCE OF DIGITAL IMAGES WITH ERROR CONCEALMENT - A sequence of digital images encoded according to a predictive format is decoded using encoded auxiliary data which is representative of at least part of the sequence of digital images. A current encoded image, received with at least one detected error, is decoded. The decoding includes applying an error concealment decoding on at least part of the current encoded image containing such a detected error to obtain a first decoded image. An item of information representative of reconstruction errors is obtained based upon a reconstruction confidence of the error concealment decoding for at least one pixel of the error-containing part of the current image. The encoded auxiliary data and the first decoded image are processed based upon the item of information representative of reconstruction errors to obtain corrected auxiliary data. The first decoded image is modified to obtain a second decoded image based upon the corrected auxiliary data. | 2011-08-04 |
20110188767 | Systems and Methods of Inter-Frame Compression - A system and method for rendering images, and performing operations such as windowing and leveling, when the parameters of a client appliance are known and rendering images when the parameters of a client appliance are unknown. The invention also considers the rendering from the client appliance perspective and the server appliance perspective. | 2011-08-04 |
20110188768 | IMAGE ENCODING METHOD AND DEVICE IMPLEMENTING AN IMPROVED PREDICTION, CORRESPONDING DECODING METHOD AND DEVICE, SIGNAL AND COMPUTER PROGRAMS - Techniques are provided for encoding and decoding image data. The techniques implement a prediction of data of a current block based on at least one already encoded block or reference block, wherein said prediction step takes into account a set of encoded blocks adjacent to said current block and including blocks that have not yet been considered according to said writing path order. Encoding includes the steps of: generating a dependence tree associating a current block with at least one reference block from which the predicted block associated with the current block has been predetermined; and inserting information representative of said dependence tree into said set of data associated with each block. | 2011-08-04 |
20110188769 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - The present invention enables a reduction in circuit scale. | 2011-08-04 |
20110188770 | AUTOMATIC SUPER-RESOLUTION TRANSFORMATION FOR IMAGES - Disclosed are methods and apparatus for improving images. At an image management system for storing a plurality of images from a plurality of users via a computer network, a new image is received and stored. So as to generate a new improved image, each patch of the new image is changed into an improved image patch based on selecting one or more selected mappings for converting one or more low-quality patches into one or more high-quality patches. The one or more selected mappings are determined from the images stored by the image management system. The new improved image is provided to the user. | 2011-08-04 |
20110188771 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD, AND PROGRAM - An image processing device that recognizes an object present in an image includes a filter calculation unit configured to obtain a plurality of filter outputs by applying a plurality of directional selectivity filters, which respectively correspond to different directions, to the image, and a feature amount calculation unit configured to calculate a plurality of feature amounts with respect to the image based on the filter outputs, which respectively correspond to adjacent angles, of the plurality of directional selectivity filters. | 2011-08-04 |
20110188772 | IMAGE SCALING METHOD AND APPARATUS WITH ENHANCEMENT OF IMAGE QUALITY - An image scaling apparatus and method, with enhancement of image quality. The method includes generating a plurality of intermediate pixels positioned near a plurality of resultant pixels to be generated to scale an input image using pixels of the input image; determining the image characteristics of the plurality of resultant pixels using a predetermined region of the input image or the plurality of intermediate pixels within the predetermined region; determining a filter for generating the plurality of resultant pixels based on the image characteristics with respect to the resultant pixels, and generating the plurality of resultant pixels through filtering of the plurality of intermediate pixels using the determined filter. The apparatus includes an intermediate pixel generation unit which generates a plurality of intermediate pixels. A filter determination unit determines a filter for generating the plurality of resultant pixels. A resultant pixel generation unit generates the plurality of resultant pixels. | 2011-08-04 |
20110188773 | Fast Depth Map Generation for 2D to 3D Conversion - A method for generating a depth map for a 2D image includes receiving the 2D image; analyzing content of the received 2D image; determining a depth map based on a result of the content analysis; refining the determined depth map using an edge-preserving and noise reducing smoothing filter; and providing the refined depth map. | 2011-08-04 |
20110188774 | IMAGE GENERATING APPARATUS AND METHOD FOR EMPHASIZING EDGE BASED ON IMAGE CHARACTERISTICS - An image generating apparatus and method for emphasizing an edge, based on image characteristics by extracting an edge region from an input original image, and an edge gain indicating a degree for emphasizing the edge region and an edge threshold indicating a degree of complexity between pixels are calculated for each of a plurality of image regions of the original image. The extracted edge region is combined with the calculated edge gain. Thresholding is performed by adjusting the calculated edge threshold for the edge region combined with the edge gain, and the thresholding-applied edge region is combined with the original image to output a final image. By adaptively adjusting an edge gain and an edge threshold for a portion where an edge needs to be emphasized and the other portions in an image having multiple image characteristics, both edge emphasis and noise cancellation can be achieved together. | 2011-08-04 |
20110188775 | Single Image Haze Removal Using Dark Channel Priors - Techniques and technologies for de-hazing hazy images are described. Some techniques provide for determining the effects of the haze and removing the same from an image to recover a de-hazed image. Thus, the de-hazed image does not contain the effects of the haze. Some disclosed technologies allow for similar results. This document also discloses systems and methods for de-hazing images. Some of the disclosed de-hazing systems include an image capture device for capturing the hazy image and a processor for removing the effects of the haze from the hazy image. These systems store the recovered, de-hazed images in a memory and/or display the de-hazed images on a display. Some of the disclosed methods include removing the effects of the haze from a hazy image and outputting the recovered, de-hazed image. | 2011-08-04 |
20110188776 | IMAGE PROCESSING METHOD AND IMAGE PROCESSING APPARATUS - In image processing according to the prior art, the important part of photographic image data (referred to herein as the object) could not be determined and therefore required human participation. | 2011-08-04 |
20110188777 | Input compensating for imaging distortion - Certain aspects can relate to obtaining at least some input compensating information at least partially based on the distortion characterizing imaging information that when applied to an imaging modality used to obtain the at least one image information can limit distortions to the at least the portion of the at least one image information resulting from at least a portion of at least one distorting feature, wherein the at least some input compensating information is characterized based at least in part on the at least one relative orientation of the at least the portion of the at least one distorting feature relative to the at least one image information. | 2011-08-04 |
20110188778 | IMAGE PROCESSING METHOD, APPARATUS AND UNIT - The invention relates to a method for selecting a seam between two overlapping images of an area of interest. It includes generating a difference value associated with each portion of the overlapping region, wherein the difference value associated with a portion is derived from the difference between at least one property of the portion in the two images It also includes selecting, through the overlapping region, a path between two points located at the edge of the overlapping region based on the sum of the difference values of the portions along the path. The path is set as the seam. The seam may be used for combining the overlapping images into one image. The invention also relates to a unit, an apparatus, a computer program and an image. | 2011-08-04 |
20110188779 | IMAGE PROCESSING METHOD AND IMAGE PROCESSING SYSTEM - An image processing method and an image processing system can perform image processing with higher accuracy while a gloss is removed without immobilizing a continuously moving inspection object. The image processing apparatus images the inspection object moving in a predetermined direction plural times with an imaging unit disposed in a predetermined position while a visual field of the imaging unit is lighted by a lighting source disposed in a constant relative position with respect to the imaging unit, aligns plural images with the inspection object as a reference by searching sequentially a region indicating at least part of the inspection object between the two images in the plural images acquired by a series of imagings with the imaging unit, and produces a composite image from the aligned plural images. | 2011-08-04 |
20110188780 | 2D to 3D Image Conversion Based on Image Content - A method for converting a 2D image into a 3D image includes receiving the 2D image; analyzing content of the received 2D image; determining a 2D-to-3D image conversion method based on a result of the content analysis; generating the 3D image by applying the determined method to the received 2D image; and providing the generated 3D image. | 2011-08-04 |
20110188781 | Quick 3D-to-2D Points Matching Based on the Perspective Projection - This invention describes a quick 3D-to-2D point matching algorithm. The major contribution is to substitute a new O(2 | 2011-08-04 |
20110188782 | Hand-Held Portable Microarray Reader For Biodetection - A hand-held portable microarray reader for biodetection includes a microarray reader engineered to be small enough for portable applications. The invention includes a high-powered light-emitting diode that emits excitation light, an excitation filter positioned to receive the excitation light, a slide, a slide holder assembly for positioning the slide to receive the excitation light from the excitation filter, an emission filter positioned to receive the excitation light from the slide, a lens positioned to receive the excitation light from the emission filter, and a CCD camera positioned to receive the excitation light from the lens. | 2011-08-04 |
20110188783 | Aiding Device for Reading a Printed Text - The invention deals with an aid device for reading a printed text, comprising a data acquisition peripheral with a camera and a communication interface, said peripheral being movable by a user on a printed text to frame a portion of text, a processing unit, communication means between the peripheral and the processing unit, and a vocal reproduction device. The processing unit is programmed to acquire a sequence of images framed by the camera, to detect when the user has stopped on the text, to recognise at least one word which the user intends reading, and to reproduce the sound of said at least one word by means of vocal synthesis by means of the vocal reproduction device. | 2011-08-04 |
20110188784 | WATER-SOLUBLE FILM HAVING BLEND OF PVOH POLYMERS, AND PACKETS MADE THEREFROM - Disclosed are plasticized, water-soluble films having favorable cold-water solubility, wet handling, and thermoforming characteristics, and which can include a PVOH resin made up of blend of two or more PVOH polymers each having a monomodal molecular weight distribution, and the PVOH resin characterized by a viscosity in a range of about 13.5 cP to about 20 cP (or a corresponding weight average molecular weight), a degree of hydrolysis of about 84% to about 92%, a polydispersity index value in a range of about 1 to about 5, a residual water content of about 4 wt. % to about 10 wt. %, and a Resin Selection Index value in a range of 0.255 to 0.315; methods of making the films; compositions including PVOH resins for making the films; and pouch and packet articles made from the films. | 2011-08-04 |
20110188785 | Hold-Open Mechanism Usable With a Flexible-Walled Pouch - A pouch having a flexible wall panel at least partially defining a mouth into an interior includes a hold-open mechanism for the mouth. A locking mechanism automatically locks the hold-open mechanism in an open position. | 2011-08-04 |
20110188786 | Plastic Bag with Overpressure Relief - A packaging container, including a flexible plastic wall with a region between an interior wall and exterior wall, the region being defined by at least one sealed or glued seam which is in at least a partial region selectively permeable to gas and has a reduced degree of bonding before sealing or gluing over at least said partial region. The region is formed by an overlap of a flat plastic web. The overlap is arranged between the two outer edges of the flat film. The at least one glued or sealed seam includes one or both of longitudinal seams. The interior wall includes at least one opening having a size sufficient to allow gas to escape from an interior portion of the container and to enter into the region between the interior and exterior walls. The at least one opening is located at a spaced distance from the at least one sealed or glued seam. At least one spacer is located between the at least one opening and the at least one sealed or glued seam. | 2011-08-04 |
20110188787 | STANDING POUCH - Disclosed are standing pouches for easy carriage and storage, the standing pouch including: an external pack; an internal pack which is disposed in the external pack to form a first temperature control space and a second temperature control space which are spaced from each other, to form a contents accommodating space between the first temperature control space and the second temperature control space to accommodate contents, and to enable the first temperature control space to communicate with the second temperature control space; and a first temperature control member and a second temperature control member which are respectively disposed in the first temperature control space and the second temperature control space, at least one of the first temperature control space and the second temperature control space having an open upper side to put a reactant liquid reacting with the first and second temperature control members to generate an exothermic or endothermic reaction. | 2011-08-04 |
20110188788 | DRAWER RAIL WITH THREE STOREYS - The drawer rail assembly is belonging to the field of furniture. This invention includes fixed rail, intermediate rail, outer pull-out rail, the first retainer and the second retainer. The outer pull-out rail has the first bending part and the second bending part. There are third bending part and forth bending part in the intermediate rail's vertical plane. There is a first ball bearing between the first bending part and the third bending part. There is a second ball bearing between the second bending part and the forth bending part. This invention ensures comprehensive supports among rails, reducing potential gaps to the minimum, improving the feeling to pull and push drawer. It adapts to be set in any furniture. | 2011-08-04 |
20110188789 | INTEGRAL TILTING PAD BEARING - There is disclosed a bearing to support a rotating shaft. The bearing includes a cylindrical housing defining a central opening. A plurality of bearing pads integrally coupled to the housing with each bearing pad having a circumferential surface defining a portion of the central opening. A plurality of pins disposed in a bore defined in the housing, with each pin aligned as a pivot for each corresponding pad. Each pad can tilt about the pin in relation to the rotating shaft. Each pad is coupled to the housing by a pair of webs defined by a plurality of cuts forming a plurality of openings in the housing substantially parallel to a line tangent with the circumferential surface of the pad. Each pin is aligned parallel with the rotating pad. | 2011-08-04 |
20110188790 | Hydraulically Damping Bushing Bearing - Chambers for a bushing bearing with damping means include outer sleeve and inner bearing part, accommodated in the outer sleeve with rigid bearing core and elastomeric bearing body surrounding the core. The expanding walls of the chambers are disposed transversely to the bearing axis (A). The inner bearing part is segmented with respect to the longitudinal axis (A) of the bearing and includes a center main segment with bearing core and bearing body and two end segments, each having an inner ring, an outer ring, and an interposed elastomeric element forming expanding wall of a chamber. The end segments are pressed with inner ring onto axial ends of the bearing core so that the material overlaps between the elastomeric elements of the end segments and the ribs of the bearing body. The channel is formed outside of the bearing body in a channel carrier element. | 2011-08-04 |
20110188791 | SEALING ARRANGEMENT FOR A BEARING - A sealing arrangement which has a long or increased service life and high reliability even in soiled or aggressive surroundings. The sealing arrangement for a bearing has a first bearing ring and second bearing, which is rotatable relative to the first bearing ring, and a seal that is arranged in the region of the first bearing ring and that extends in the direction of the bearing periphery. The second bearing ring has a peripheral scaling surface and the seal has at least two peripheral sealing lips that sealingly rest on the sealing surface. | 2011-08-04 |
20110188792 | Bearing Apparatus For A Wheel Of Vehicle - A vehicle wheel bearing apparatus which reduces the weight, size and number of parts and also prevents ingress of rain water or dusts and leakage of differential gear oil has an axle housing supported under a body of a vehicle. A hollow drive shaft is inserted into the axle housing. A wheel bearing is arranged between the drive shaft and an opening of the axle housing and is structured as a unit including a wheel hub and a double row rolling bearing. The wheel bearing includes an inner member with a wheel hub integrally formed with a wheel mounting flange on one end and an axially extending cylindrical portion. At least one inner ring is press-fit onto the cylindrical portion of the wheel hub. The inner ring is formed with at least one of the inner raceway surfaces on its outer circumferential surface. An outer member is arranged around the inner member and formed with double row outer raceway surfaces on its inner circumferential surface opposite to the inner raceway surfaces. Double row rolling elements are arranged between the inner and outer raceway surfaces of the inner member and the outer member. A cage freely rollably holds the rolling elements. Seals seal an annular space between the inner member and the outer member. A cap, having a metal core formed from steel, is press-fit into an end of a central bore of the wheel hub. | 2011-08-04 |
20110188793 | NEEDLE BUSH BEARING WITH SEALING DEVICE - A needle bearing assembly includes a seal such as a double lip metal stiffener seal, and a washer within the shell. The double lip seals are accommodated within a chamber of the needle bush bearing assembly. The metal stiffener is used on a body of the double lip seal. A washer is used between one of the plane surfaces of double lip seal having a metal stiffener and the needle surface. The washer serves as a contact portion and is guided by the shell. A portion of the shell provides room to the external lip of the seal for proper placement inside the shell internal diameter. | 2011-08-04 |
20110188794 | BEARING MODULE - A bearing module which has a first and a second bearing component which are supported so that they can move in relation to one another. A separate protection means is provided which is made of a material with an oligodynamic action. | 2011-08-04 |
20110188795 | BEARING FOR FOLLOWER OR CAM - A bearing includes an inner race member having an end surface. An outer race member is disposed about the inner race member. The outer race member has an internal shoulder for engaging the end surface of the inner race member. The inner and outer race members are configured to define a raceway between them and to define a snap ring seat between them. There are cylindrical rollers in the raceway and a snap ring in the snap ring seat. The bearing may be provided as a follower head on a cam follower or may be eccentrically mounted on a drive shaft to serve as a cam. A bearing can be assembled by inserting the inner race member into the outer race member, disposing cylindrical rollers in the raceway and disposing a snap ring in the snap ring seat. | 2011-08-04 |
20110188796 | BEARING DEVICE - A bearing device has a shaft having a flange, a ball bearing rotatably supporting the shaft, a sleeve in which a ball bearing is fixed at an inside thereof, and an annular sealing member held between the flange and an inner ring of the ball bearing and forming a labyrinth seal in a gap between the annular sealing member and the sleeve. | 2011-08-04 |
20110188797 | Rolling Bearing, Its Use, and a Motor Vehicle Fitted with such a Rolling Bearing - This rolling bearing ( | 2011-08-04 |
20110188798 | OPTICALLY POWERED ELECTRO-OPTICAL COMPONENT - An optically powered optical modulator comprises an optical modulation component, such as an electro-optical modulator, acousto-optic modulator or magneto-optic modulator, in combination with one or two lens assemblies positioned at one or both apertures of the optical modulation component, so that the optical modulator formed by the combination of the lens assembly or assemblies and the optical modulation component has optical focus power. | 2011-08-04 |
20110188799 | OPTICAL DEVICE AND OPTICAL TRANSMITTER - An optical device includes a substrate having an electro-optical effect; a main waveguide provided on the substrate; a first Mach-Zehnder part having first waveguides provided on the substrate and coupled with the main waveguide, and first DC electrodes provided between the first waveguides and on the first waveguides and used to generate DC electric fields in the first waveguides; and second Mach-Zehnder parts respectively associated with the first waveguides and comprising second waveguides coupled with each of the first waveguides and second DC electrodes used to generate DC electric fields in the second waveguides, at least one of the second Mach-Zehnder parts being configured to have no second DC electrode provided between the second waveguides and have the second DC electrodes on the second waveguides. | 2011-08-04 |
20110188800 | OPTICAL MODULATION DEVICE AND OPTICAL MODULATION METHOD - In an optical modulation device, an inverter inverts power of a modulation signal light and generates the inverted modulation signal light. A first nonlinear medium phase-modulates a modulated light by a nonlinear optical effect of the modulation signal light. A second nonlinear medium phase-modulates the modulated light by the nonlinear optical effect of the inverted modulation signal light. An optical interference part controls interference between output light from the first nonlinear medium and that from the second nonlinear medium, and produces the phase-modulated modulated light. | 2011-08-04 |
20110188801 | SEMICONDUCTOR HOLLOW-CORE WAVEGUIDE USING PHOTONIC CRYSTAL GRATINGS - A semiconductor hollow-core waveguide using high-contrast gratings or photonic crystal claddings and a method of manufacturing the same includes providing a layered semiconductor structure; creating an etching mask pattern over the layered semiconductor structure; performing a combined cycled directional etching process on the layered semiconductor structure in one sequence and in one lithography level to create a 3-dimensional waveguide structure; and creating a hollow air core in the layered semiconductor structure by removing to define a shape of the waveguide. The etching process comprises vertically etching a series of deep trenches on the layered semiconductor structure with precise control and varying the width of the trench. Furthermore, the hollow air core is created by removing a portion of the sacrificial material located in the center of the waveguide and under the waveguide. | 2011-08-04 |
20110188802 | OPTICAL WAVEGUIDE BOARD - An optical waveguide board includes: an optical waveguide configured to transmit an optical signal to and from a light receiving element and a light emitting element; wiring patterns that are electrically connected with the light receiving and emitting elements, respectively; and supporting members disposed on the wiring patterns on sides of end parts of the optical waveguide, the supporting members supporting the light receiving and emitting elements, respectively; wherein each of the supporting members includes: a conduction portion that electrically connects a corresponding one of the light receiving and emitting elements and the wiring pattern; and a smooth surface configured to reflect the optical signal appearing between the corresponding one of the light receiving and emitting elements and the optical waveguide. | 2011-08-04 |
20110188803 | COUPLING MULTIPLE CONDUCTOR UNDERSEA OPTICAL CABLES TO AN UNDERSEA DEVICE WITH AN ISOLATED BYPASS CONDUCTIVE PATH ACROSS THE UNDERSEA DEVICE - A multiple conductor optical cable may be coupled to an undersea device, such as a cable joint, branching unit, or repeater, with one or more isolated bypass conductive paths being provided across the undersea device. At least one conductor may be terminated within a housing of the undersea device and at least one conductor may be coupled to a conductive bridge member that provides the isolated bypass conductive path across the device. Multiple conductor optical cables may be coupled to undersea devices in optical networks using independent power paths, for example, to deliver power to different powered components at different voltage potentials. | 2011-08-04 |
20110188804 | OPTICAL JOINT - An optical joint ( | 2011-08-04 |
20110188805 | OPTICAL FIBER COUPLING SYSTEMS AND METHODS FOR FABRICATING THE SAME - Various embodiments of the present invention are directed to optical fiber coupling systems and to methods for fabricating optical fiber coupling systems. In one aspect, an optical fiber coupling system includes a first resonant cavity abutting the end of an optical fiber. The optical fiber coupling system includes a second resonant cavity located adjacent to the first cavity. The first and second resonant cavities are separated by a sub-wavelength grating layer configured with a non-periodic sub-wavelength grating. The optical fiber coupling system selectively couples light into and/or out of the optical fiber core. | 2011-08-04 |
20110188806 | OPTICAL MULTIPLEXER/DEMULTIPLEXER SYSTEMS CONFIGURED WITH NON-PERIODIC GRATINGS - Embodiments of the present invention are directed to multiplexer/demultiplexer systems. In one aspect, a multiplexer/demultiplexer system includes an input/output waveguide, two or more output/input waveguides, and a planar, non-periodic, sub-wavelength grating. The grating is configured so that when the system is operated as a multiplexer, each wavelength of light output from one of the two or more output/input waveguides is reflected by the grating toward the input/output waveguide. When the system is operated as a demultiplexer, each wavelength of light output from the input/output waveguide is reflected toward one of the two or more output/input waveguides. | 2011-08-04 |
20110188807 | Hybrid Guided-Mode Resonance Filter And Method Employing Distributed Bragg Reflection - A hybrid guided-mode resonance (GMR) grating, an optical filter and a method of optical filtering employ distributed Bragg reflection. The hybrid GMR grating includes a waveguide layer that supports a GMR having a GMR resonant frequency. The hybrid GMR grating further includes a diffraction grating that couples a portion of a signal incident on the hybrid GMR grating into the waveguide layer; and a distributed Bragg reflector (DBR) that reflects another portion of the incident signal. The coupled portion of the incident signal has a frequency corresponding to the GMR resonant frequency. The reflected portion has a frequency away from the GMR resonant frequency. The optical filter includes the hybrid GMR grating and a coupler. The method includes coupling an optical signal into the hybrid GMR grating and further coupling a reflected signal out of the hybrid GMR grating. | 2011-08-04 |
20110188808 | OPTICAL COUPLING METHOD - An optical coupling device for coupling a light beam into a waveguide and a method of manufacturing the device. The device includes a grating portion having a plurality of essentially straight and essentially parallel scattering elements, wherein two or more of the scattering elements have different lengths. The method includes providing a grating layer on a substrate and forming a plurality of essentially straight and essentially parallel scattering elements from the grating layer, wherein two or more of the scattering elements have different lengths. | 2011-08-04 |
20110188809 | FIBER OPTIC CABLE BUNDLE WITH STAGGERED CONNECTORS - A fiber optic cable bundle includes a first group of fiber optic cables and a second group of fiber optic cables. Each fiber optic cable in the first group includes a first axial end and an oppositely disposed second axial end. The first axial end of each fiber optic cable in the first group includes a connector. Each fiber optic cable in the second group includes a first axial end and an oppositely disposed second axial end. The first axial end of each fiber optic cable in the second group includes a connector. The connectors of the second group are offset from the connectors of the first group by a first axial offset distance. A plurality of binder members is contra-helically served about the first and second groups of fiber optic cables. | 2011-08-04 |
20110188810 | HYBRID CONNECTOR - A connector for simultaneously connecting optical fibers and copper conductors having a receptable connector part and a plug connector part is disclosed. The plug connector part fits into the receptable connector part during mating of the plug connector part and the receptable connector part. The receptable connector part includes a receptable housing accommodating first electrical contacts, a first fiber optic ferrule, a first ferrule holding member for the first ferrule, a first spring element acting against said first ferrule holding member and is held by a first spring push element. The plug connector part includes a plug housing accommodating second electrical contacts, a second fiber optic ferrule, a second ferrule holding member for the second ferrule and a second spring element acting against the second ferrule holding member and being held by a second spring push element. The receptable housing and plug housing each being designed as a one piece housing. | 2011-08-04 |
20110188811 | FIBER OPTIC CONNECTOR AND FIBER OPTIC ASSEMBLY HAVING SAME - An exemplary fiber optic connector includes four converging lenses and a main body. The four converging lenses each includes a base portion and two engaging portions protruding from the base portion. The main body includes a first surface and a second surface at two opposite sides thereof. The first surface has four first receiving holes defined therein for receiving four respective optical fibers. The second surface has four second receiving holes aligning with the four respective first receiving holes defined therein. In addition, the main body defines an inner surface in each second receiving hole and two first slots in the inner surface. Each second receiving hole is configured for fixedly receiving the base portion of corresponding converging lens with the two engaging portions engaging in the two first slots. | 2011-08-04 |
20110188812 | OPTICAL FIBER CONNECTOR - An optical fiber connector includes a splice tube, a clamping member, an outer housing, and an inner housing. The inner housing is detachably and adjustably assembled with the outer housing. The clamping member is received within the outer housing and adjustably clamped between the outer housing and the inner housing. The clamping defines a through hole coaxially communicating with the outing housing and the inner housing. The splice tube is assembled within the inner housing with one end connecting with the clamping member coaxially. | 2011-08-04 |
20110188813 | Fiber Optic Dust Cap and Connector for Terminating Multi-Fiber Optical Cables - A dust cap is adapted to cover an end of a fiber optic connector that includes a release sleeve. The dust cap includes a sleeve with an open end and a closed end, at least one resilient latch with a retainer, and a sealing surface. The dust cap is installed on the fiber optic connector by placing the open end of the sleeve over the end of the fiber optic connector. The dust cap is retained on the fiber optic connector by capturing the retainer of the resilient latch between an interior portion of the release sleeve and a retaining pocket of the fiber optic connector. The sealing surface of the dust cap is adapted to sealingly engage a perimeter of the release sleeve when the dust cap is fully installed. | 2011-08-04 |
20110188814 | OPTICAL FIBER CONNECTOR - An optical fiber connector includes a housing, and two lenses. The housing defines two first blind holes each configured for receiving an optical fiber. The two lenses are formed on the housing and each of the lenses is aligned with a corresponding first blind hole. The two second blind holes are defined on the housing and each of the second blind holes run through the housing to the bottom of a corresponding first blind hole allowing air in the first blind hole vent out when the optical fiber is inserted into the first blind hole. | 2011-08-04 |
20110188815 | OPTICAL INTERFACE CARDS, ASSEMBLIES, AND RELATED METHODS, SUITED FOR INSTALLATION AND USE IN ANTENNA SYSTEM EQUIPMENT - Optical interface cards, assemblies, and related methods, which may be suited for installation and use in antenna system equipment, are disclosed. In certain embodiments, an optical interface card (OIC) comprising a printed circuit board (PCB) having at least one optical sub-assembly (OSA) mounted to at least one first opening end of the PCB and extending into at least one opening and related methods are disclosed. In other embodiments, optical interface assemblies comprised of two OICs mounted together are disclosed. In other embodiments, a communications equipment enclosure including at least one fan configured to draw in air from a first side of the communications equipment enclosure into a lower plenum and across a plurality of communications components into an upper plenum to provide air cooling are disclosed. In another embodiment, a modular distributed antenna system assembly is disclosed. | 2011-08-04 |
20110188816 | FLEXIBLE OPTOELECTRONIC INTERCONNECTION MODULE AND METHOD OF MANUFACTURING THE SAME - According to one embodiment, a flexible optoelectronic interconnection module according to one embodiment includes a flexible electrical wiring board including an electrical wire and first electrical connection terminal, and a flexible optoelectronic interconnection board including an optical interconnection path, electrical wire, and second electrical connection terminal and mounted on a partial region of the flexible electrical wiring board. On the flexible optoelectronic interconnection board, an optical semiconductor element electrically connected to the electrical wire of the interconnection board and optically coupled with the optical interconnection path is mounted. The first and second electrical connection terminals are electrically connected by a conductive connecting member. | 2011-08-04 |
20110188817 | OPTICAL BOARD HAVING SEPARATED LIGHT CIRCUIT HOLDING MEMBER AND OPTICAL LAYER - An optical board ( | 2011-08-04 |
20110188818 | CONNECTOR WITH A DUSTPROOF COVER - A connector includes a connector body, a cover movably attached to the connector body, and a limiting mechanism retaining the cover to the connector body. The connector has a mating port for receiving a mating connector, a tongue with a number of contacts exposed to the mating port, and an optical module forwardly exposed to a rear side of the mating port. The cover has a base to cover a front end of the mating port, and an insertion portion extending into the mating port to cover the contacts along an up to down direction and the optical module along a front to back direction. The limiting mechanism can prevent the cover from detaching from the connector body when the cover is pulled out of the mating port. | 2011-08-04 |
20110188819 | FIBER OPTIC ARRANGEMENT USING FLAT WIDE WTER SWELLABLE BINDER FOR SUBUNIT ACCESS - An assembly of fiber optic elements includes at least two subunits, each of which has at least one fiber optic unit and a flat binder wrapped over the subunits into an arrangement. The at least two subunits are stranded in a SZ arrangement at a first lay length and the binder is stranded over the subunits in a uni-directional helical lay at a second lay length. The payoff tension and the first lay length of the subunits, combined with a payoff tension and the second lay length of the binder are simultaneously sufficient to hold the subunits within the arrangement, while being loose enough to allow a single subunit to be removed without destroying the arrangement. | 2011-08-04 |
20110188820 | OPTICAL CABLE - A micromodule cable having optical transmission elements arranged in a helically wound manner around a longitudinal axis by at least 360° in a longitudinal direction where the lay length is 100 times of the diameter of the optical cable. The cable is stable across a wide temperature range. | 2011-08-04 |
20110188821 | Optical Fiber Assemblies Having a Powder or Powder Blend at Least Partially Mechanically Attached - Disclosed are fiber optic assemblies having at least one optical fiber disposed within a tube and/or cavity along with a powder or powder blend that is at least partially mechanically attached thereto. In one embodiment, the powder or powder blend includes a water-swellable component that is mechanically attached to about 30 percent or less of the surface area of the tube wall while still effectively blocking the migration of water along the tube. Other embodiments may have the powder or power blend mechanically attached to the tube, cavity, or the like at relatively high percentage levels of the total powder or powder blend within the assembly, thereby inhibiting unintentional migration along the tube, cavity, or the like. Other embodiments may use powder or powder blends that may or may not include a water-swellable powder to provide other desired characteristics. | 2011-08-04 |
20110188822 | OPTICAL FIBER COATINGS FOR REDUCING MICROBEND LOSSES - Certain embodiments of the invention may include systems and methods for providing optical fiber coatings to reduce microbend losses. According to an example embodiment of the invention, a method is provided for coating an optical fiber to reduce microbend losses and polarization mode dispersion (PMD). The method includes applying a primary layer to the optical fiber, wherein the optical fiber comprises a core region surrounded by a cladding region. The method includes applying a secondary layer to the primary layer, and curing the primary and secondary layers, wherein the cured primary layer adheres to the cladding region with a minimum pullout adhesion of 6 N/cm, and the cured secondary layer has an in situ modulus of about 700 MPa to about 1200 MPa at room temperature. | 2011-08-04 |
20110188823 | Non-Zero Dispersion Shifted Optical Fiber Having a Short Cutoff Wavelength - A non-zero dispersion shifted optical fiber (NZDSF) includes a central core, an inner cladding, and an outer cladding. The central core has an outer radius r | 2011-08-04 |
20110188824 | MANUFACTURING METHOD OF PHOTONIC BAND GAP FIBER AND PHOTONIC BAND GAP FIBER - A manufacturing method of a photonic band gap fiber which includes measuring a hole diameter d | 2011-08-04 |
20110188825 | OPTICAL FIBER WITH RESONANT STRUCTURE OF CLADDING FEATURES CONNECTED TO LIGHT SINK - An optical fibre that use index-guidance formed with a low index cladding or a microstructured cladding using voids/holes or low index features ( | 2011-08-04 |
20110188826 | Non-Zero Dispersion Shifted Optical Fiber Having a Large Effective Area - A non-zero dispersion shifted optical fiber (NZDSF) includes a central core, an inner cladding, and an outer cladding. The central core has an outer radius r | 2011-08-04 |
20110188827 | OPTICAL WAVEGUIDE AND METHOD FOR MANUFACTURING THE SAME - The invention provides an optical waveguide including a resin substrate containing an inorganic filler, and at least a UV-absorbing layer, a lower cladding layer, a patterned core layer, and an upper cladding layer laminated above the resin substrate in this order, wherein the core layer has been patterned through light exposure and development, and the UV-absorbing layer has a thickness of 10 to 50 μm, and a method for producing an optical waveguide, including a step of forming a UV-absorbing layer on a resin substrate containing an inorganic filler; a step of forming a lower cladding layer on the UV-absorbing layer; a step of forming a core layer on the lower cladding layer; a step of subjecting the core layer to light exposure to thereby transfer a pattern having a given shape to the core layer; a step of developing the core layer to thereby form a core pattern; and a step of forming an upper cladding layer on the patterned core layer. According to the present invention, an optical waveguide having a high-resolution core pattern can be produced. | 2011-08-04 |
20110188828 | OPTICAL INPUT/OUTPUT DEVICE FOR PHOTO-ELECTRIC INTEGRATED CIRCUIT DEVICE AND METHOD OF FABRICATING SAME - A photo-electric integrated circuit device comprises an on-die optical input/output device. The on-die optical input/output device comprises a substrate having a trench, a lower cladding layer disposed in the trench and having an upper surface lower than an upper surface of the substrate, and a core disposed on the lower cladding layer at a distance from sidewalls of the trench and having an upper surface at substantially the same level as the upper surface of the substrate. | 2011-08-04 |
20110188829 | METHODS, CLEAVERS, AND PACKAGINGS FOR CLEAVING AN OPTICAL FIBER USING AN ABRASIVE MEDIUM - Methods, cleavers, and packagings for cleaving an optical fiber using an abrasive medium are disclosed. The abrasive medium may be placed into contact with an optical fiber to induce a flaw in the optical fiber. The optical fiber is broken about the induced flaw to create an end face for fiber optic termination preparations. In one embodiment, a method for cleaving an optical fiber without employing a blade is provided. The method includes providing an optical fiber. A flaw is created in a portion of the optical fiber using a bladeless cleaver comprised of a body and a cleaver structure attached to the body. The cleaver structure is configured to actuate to place an abrasive medium in contact with the portion of the optical fiber to create a flaw in the optical fiber. The method further includes breaking the optical fiber at the flaw to create an end face. | 2011-08-04 |
20110188830 | LIGHT CONDUCTIVE PLATE AND MANUFACTURING METHOD THEREOF - There is provided a high luminous light conductive plate where concave dots formed on the surface of a resin sheet deflect light introduced from a light source to the interior of the light conductive plate so as to diffuse light into an extensive range with a roughened wall surface of the concave dots. An annular projection that flanges the peripheral end portion of each concave dot substantially increases the depth of the concave dots expanding an area contributing to the deflection of the concave dot. The concave dot formed on the surface of the resin sheet is formed by pressing a plurality of concave projections of a press die on the surface of the resin sheet through a cold process. | 2011-08-04 |
20110188831 | INTELLIGENT PORTABLE MEMORY DEVICE WITH DISPLAY - Roughly described, a portable, removable memory device also includes a display for rendering images stored in the memory device in standalone mode. The memory device has a standard attachment interface to enable attachment and communication with different kinds of hosts. It also includes at least sufficient intelligence to be able to transform image file formats to satisfy user preferences or the requirements of different hosts. The device can be used as an interchangeable memory card, and also as a simple and easy way of sharing digital images. | 2011-08-04 |
20110188832 | METHOD AND DEVICE FOR REALISING SENSORY EFFECTS - Provided is a method and apparatus for generating sensory media. The method includes: generating sensory effect metadata (SEM) for a sensory effect which is applied to media; and outputting the SEM. The SEM includes sensory effect declaration information defining a sensory effect type other than a core sensory effect type and sensory effect representation information for representing the sensory effect. | 2011-08-04 |
20110188833 | DISC PLAYBACK DEVICE AND DISC PLAYBACK METHOD - Disclosed is a disc playback apparatus and disc playback method that make it possible to automatically start playing back content such as a BD-J title of a BD-ROM disc, especially the main body of a movie or similar work. In a disc playback apparatus ( | 2011-08-04 |
20110188834 | RECORDING APPARATUS AND CONTROL METHOD THEREOF - A recording apparatus is disclosed that records information data and file system information for managing a file containing the information data in accordance with a predetermined file system to a recording medium having a plurality of blocks including an alternative block for a detect block. The data recorded in the recording medium is managed in accordance with the predetermined file system. The recording apparatus sets a threshold based on the size of the file system information, and if the alternative block remaining amount in the recording medium is less than or equal to the threshold, recording of the information data to the recording medium is inhibited. | 2011-08-04 |
20110188835 | Recording Medium Containing Moving Picture Data And Additional Information Thereof And Reproducing Method And Apparatus Of The Recording Medium - The present invention relates to a recording medium containing moving picture data and additional information thereof and to reproducing method and apparatus of the recording medium. The present recording medium has script files including additional information about moving picture data, e.g., scene descriptive text and introduction of characters, etc. In addition, information linking each script file with a section of moving picture data to be presented with contents of the script file is included in a link data file or is contained in a filename of the script file. In reproduction of the recording medium, a script file linked with presently reproduced moving picture data section is determined and searched for based on the link data file or every filename of the script files, and contents of the found script file are presented together with the presently reproduced moving picture data. Furthermore, previously presented additional information is removed depending on data or filename of the found script file. | 2011-08-04 |
20110188836 | Apparatus and Method for Identifying Insertion Zones in Video Material and for Inserting Additional Material into the Insertion Zones - An apparatus and method for automatic detection of insertion zones within pre-recorded video material are provided. The apparatus includes a video analysis unit configured to automatically determine at least one candidate insertion zone within the pre-recorded video material suitable for receiving additional material to be inserted and configured to generate zone meta data defining attributes of the insertion zone, and an insertion module configured to receive additional material for insertion and arranged to generate an output representative of the pre-recorded video material with the additional material placed on an insertion zone such that the additional material adopts the image attributes of the insertion zone as the pre-recorded video material is played. The automatic determination of at least one insertion zone is based on one or more of feature shape, size, duration, movement, color, and the video analysis unit is configured to automatically detect a plurality of scene changes in the pre-recorded video material, said scene changes identifying a plurality of scenes in the pre-recorded material, such that the pre-recorded video material can be analyzed on a scene-by-scene basis in order to identify instances of an insertion zone in different parts of the pre-recorded video material separated by the detected scene changes. | 2011-08-04 |
20110188837 | Electronic Apparatus, Motion Picture Playback System, and Motion Picture Playback Method - According to one embodiment, an electronic apparatus includes a receiving module, a receiving module and a sound output module. The receiving module is configured to receive data of a motion picture and data of sound associated with a given timing in the motion picture, the data of the sound generated separately from the motion picture. The receiving module is configured to play back the motion picture. The sound output module is configured to output the sound at the given timing when the motion picture playing back module plays back the motion picture. | 2011-08-04 |
20110188838 | RADIANT HEATING USING HEATER COATINGS - A radiant heating system comprises a thermally sprayed resistive heating layer bonded to an underlayment building material substrate. The substrate can comprise a sub-flooring material and the heating system can comprise a radiant floor heating system. The resistive heating layer can be thermally sprayed directly onto a sub-floor or similar underlayment material, including cementitious backing material or a sound reduction board. A finished floor surface, such as a tile, wood or laminate surface, can be provided over the substrate and thermally sprayed heater to provide a radiant floor heater. In other embodiments, a radiant heating system includes a thermally sprayed heater bonded to a flooring overlay, such as a laminate board, to a heater insert, such as a flexible polymer film or a mica-based material, or to a concrete substrate. Methods of fabricating radiant heating systems include thermally-spraying a resistive material on a sub-floor or flooring overlay. | 2011-08-04 |
20110188839 | LIQUID HEATING DEVICE FOR AN AUTOMOBILE - The invention relates to a liquid heating device for an automobile that comprises at least one first part ( | 2011-08-04 |
20110188840 | LENS BARREL AND PHOTOGRAPHING APPARATUS COMPRISING THE SAME - A lens barrel and a photographing apparatus comprising the lens barrel include: a lens module that comprises at least one lens and moves along an optical axis of the at least one lens; a shake correction module arranged near the lens module; at least one fixing member that is disposed between the lens module and the shake correction module and fixes the shake correction module in response to being pressed by the lens module; a frame on which the at least one fixing member is installed; and at least one elastic member that elastically mounts the at least one fixing member on the frame. | 2011-08-04 |
20110188841 | Image Blur Correction Device and Imaging Apparatus Equipped Therewith - An image blur correction device includes: a movable frame which is equipped with a lens or an imaging element and has a guide part; a fixed frame having a guide supporting part which movably supports the movable frame by coming into contact with the guide part; and a drive mechanism which drives the movable frame for correcting image blur by moving the movable frame relative to the fixed frame. The fixed frame has magnetic bodies, and the movable frame has urging magnets at positions corresponding to the magnetic bodies. Specifically, the urging magnets use attractive force between the magnets and the magnetic bodies, so as to urge the movable frame in a direction in which the guide part and the guide supporting part come into contact with each other. | 2011-08-04 |
20110188842 | IMAGING APPARATUS - An imaging apparatus is provided with a lens barrel that includes a flexible substrate that is electrically connected to a magnetically driven apparatus and drive ring that drives the lens barrel by rotating. The drive rings include through grooves that pass through the drive ring and a flexible substrate passes therethrough from the inside to the outside of the lens barrel and a strobe cam that is provided on the outer circumferential side of the drive ring. In addition, the through groove and the strobe cam are disposed so as to coincide in the rotation direction of the drive ring. | 2011-08-04 |
20110188843 | DISTANCE MEASUREMENT AND PHOTOMETRY DEVICE, AND IMAGING APPARATUS - The distance measurement and photometry device includes: a case having an opening in its front surface; a rectangular lens array which is located on a front surface side of the case, which is made of a transparent resin material, and in which first and second distance measurement lenses and a photometry lens located between the distance measurement lenses are integrally formed in line; an image sensor board which is shaped like a thin plate, which is arranged on a back surface side of the case, and which is located opposed to the lens array; and two-dimensional distance measurement image sensors and photometry image sensor which are arranged on the image sensor board. | 2011-08-04 |
20110188844 | DIGITAL PHOTOGRAPHING APPARATUS, METHOD OF CONTROLLING THE SAME, AND A COMPUTER-READABLE MEDIUM STORING PROGRAM TO EXECUTE THE METHOD - Provided are a digital photographing apparatus, a method of controlling the same, and a computer-readable medium for storing a program for executing the method. In the method of controlling a digital photographing apparatus, at least one target subject is determined from an input image. A target subject focus value of the at least one target subject is extracted while auto-focusing the at least one target subject. It is determined whether the target subject focus value stays within an in-focus range for a reference time or longer. The at least one target subject is auto-photographed when the target subject focus value is stays within the in-focus range for the reference time or longer. | 2011-08-04 |
20110188845 | IMAGE PICKUP APPARATUS, FLASH APPARATUS, AND CAMERA SYSTEM - An image pickup apparatus configured to execute wireless communication with a flash apparatus by radio waves via a communication unit includes a signal output unit configured to output a flash start signal to the flash apparatus, a flash detection unit configured to detect a flash emitted by the flash apparatus according to the flash start signal, an acquisition unit configured to acquire a time difference between a predetermined reference timing and a timing at which the flash is regarded to have been emitted by the flash apparatus according to a result of detection by the flash detection unit, and a control unit configured to control at least one of a timing of output of the flash start signal to the flash apparatus by the signal output unit and a timing of start of an operation executed corresponding to the flash by the flash apparatus according to the time difference acquired by the acquisition unit. | 2011-08-04 |
20110188846 | Illumination Unit - A luminous unit ( | 2011-08-04 |
20110188847 | HAND-HELD IMAGE STABILIZATION AND BALANCING SYSTEM FOR CAMERAS - A hand-held image stabilization and balancing system for cameras includes a main body part having a C-shaped member, a handle gimbaled to the main body part and releasably lockable in a fixed position, a camera mounting platform pivotably mounted to the main body part by a tilting joint, a pivoting plate pivotably mounted to the main body part, and a tripod mounted to the pivoting plate by a panning joint for rotation relative to the main body part. The tilting joint is located at the free end of the upper arm, and the pivoting plate is mounted at the free end of the lower arm for pivoting about an axis perpendicular to the plane of the C-shaped member. The stabilization device has a travel mode, in which it is folded for compactness, and a number of use modes, in which it can be used to stabilize a camera mounted thereon. | 2011-08-04 |
20110188848 | ELECTRONIC FLASH DEVICE AND IMAGE PICKUP APPARATUS PROVIDED WITH ELECTRONIC FLASH DEVICE - An electronic flash device that is capable of preventing an electric leak from a secondary electrode section or a circuit board pattern that is electrically connected with the secondary electrode section to conductive materials such as a surrounding metal exterior and a metallic frame in a downsized electronic flash device. An electronic component has a high voltage section for emitting an emission section. A circuit board contains the electronic component. An insulating member covers the high voltage section of the electronic component. The insulating member is extended to a side of the circuit board that is opposite to the side on which the electronic component is contained at an outer edge section of the circuit board close to the high voltage section. | 2011-08-04 |
20110188849 | SYSTEM FOR REDUNDANCY IN ETHERNET PASSIVE OPTICAL NETWORKS (EPONS) - A system for redundancy in Ethernet passive optical networks (EPONs) facilitates fast recovery from failure (less than 50 msec), path redundancy of the fiber optic network, and location redundancy of the OLTs. An optical networking unit (ONU) in a normal state monitors input communications, and when the input communications are quiet for a predetermined minimum length of time, the ONU transitions to a lenient state in which: the ONU accepts old and new security keys; upon receiving a packet: the ONU updates an ONU timestamp based on the packet's timestamp; and the ONU transitions to the normal state of operation. While the ONU is in the lenient state if a packet is not received for a predetermined given length of time the ONU transitions to a deregistered state. In this system, main and standby OLTs do not require synchronization of security parameters or synchronization for differences in fiber lengths. | 2011-08-04 |
20110188850 | INTERFEROMETER, DEMODULATOR, AND OPTICAL COMMUNICATION MODULE - When designing a demodulator for a DPSK-modulated signal, it is required that optical phase modulation is performed fast and the demodulator has a long lifetime. To achieve this object, a delay line interferometer inside the demodulator performs adjustment of phase difference between two split lights caused to interfere, using a first optical phase modulation unit such as a Piezo actuator and a second optical phase modulation unit such as a heating element that operates slower in modulation speed than the first optical phase modulation unit and is slower in deterioration speed. | 2011-08-04 |
20110188851 | OPTICAL NETWORK AND CONTROL METHOD THEREFOR - An attenuation amount corresponding to each wavelength at OADM node is optimized according to a calculation result in a network management system (NMS), so that an optical signal level diagram according to traffic volume variations is set, the level diagram allows each of optical signal quality indexes at terminal nodes for all wavelengths to be maintained at a required threshold value or more, and allows an optical signal quality index of a specific wavelength to be improved. Then, an FEC circuit in an optical receiver corresponding to the specific wavelength is turned OFF or the error correction ability is lowered, whereby power consumption of an overall optical network is efficiently reduced. | 2011-08-04 |
20110188852 | METHOD AND APPARATUS FOR FAST OPTICAL SIGNAL IMPAIRMENT EVALUATION - Having a fast method to perform impairment evaluation is useful for many networks. A method or corresponding apparatus according to an example embodiment of the present invention maintains a traffic engineering database of values representing characteristics of links in the network through storage of integer values representing advertised optical signal capabilities of links between the multiple optical nodes. The example embodiment determines a path through the network for optical wavelengths to be supported by the links represented in the database as a function of evaluating optical signal characteristics at each link along a possible path using the advertised optical signal capabilities and provides a selected path meeting an acceptable integrity of the optical wavelengths to a path establishment module to establish the path through the optical network. Example embodiments significantly reduce computational complexity associated with impairment evaluation and path selection in an optical network. | 2011-08-04 |
20110188853 | WAVELENGTH DIVISION MULTIPLEX TERMINAL WITH AUTOMATIC CONFIGURATION AND SUPERVISION OF SWITCH CONNECTIONS - A wavelength division multiplexer terminal with a multiplexer arrangement with a first switching matrix, and a demultiplexer arrangement with a second switching matrix allows flexibility for connection transceivers to ports of the wavelength division multiplexer and wavelength division demultiplexer respectively. Optical monitoring receivers are connected upstream the wavelength division multiplexer and downstream the wavelength division demultiplexer for managing and supervising connections. | 2011-08-04 |
20110188854 | OPTICAL RECEIVING APPARATUS AND OPTICAL TRANSMISSION SYSTEM - An optical receiving apparatus includes a variable dispersion compensation unit, a delay interference unit, a photoelectric converter, a polarization control unit for control the polarization state of an optical signal inputted to the photoelectric converter, a received data processing unit for monitoring the number of error occurrences, and a control unit for controlling the dispersion compensation amount at the variable dispersion compensation unit and the optical phase control amount at the delay interference unit, based on information on the number of error occurrences from the received data processing unit. The control unit adjusts the polarization state of the optical signal inputted to the photoelectric converter to a first polarization state, in which errors are more likely to occur than in normal operation, by controlling the polarization control unit and then starts control of the variable dispersion compensation unit and the delay interference unit, and upon completion of the control, adjusts the polarization state of the optical signal to a second polarization state, in which errors are less likely to occur than in the first polarization state, by controlling the polarization control unit. | 2011-08-04 |
20110188855 | COUPLED SYSTEM MULTI-CORE FIBER, COUPLING MODE MULTIPLEXER AND DEMULTIPLEXER, SYSTEM FOR TRANSMISSION USING MULTI-CORE FIBER AND METHOD FOR TRANSMISSION USING MULTI-CORE FIBER - The multi-core fiber of the present invention uses a multi-core fiber configuration, compatible with the “coupled” operation mode in which coupling between cores is positively utilized, to carry out mode division multiplexing transmission via a multi-core fiber that contains multiple single-mode cores in one optical fiber. The multi-core fiber of the present invention uses a configuration in which mode multiplexing transmission is carried out using a multi-core fiber that contains multiple single-mode cores in one optical fiber, wherein multiple cores are strongly coupled intentionally to form a coupled multi-core fiber that makes the coupled modes correspond, one to one, to the transmission channels. | 2011-08-04 |
20110188856 | OPTICAL SWAPPING OF DIGITALLY-ENCODED OPTICAL LABELS - A method and a device are provided for swapping optical labels in an optical communication network. Optical information, including payload data and label data digitally encoded into the optical information, is received. At least one group of bits within the optical information is selectively inverted to rewrite the label data with new label data without changing the payload data. Each of the at least one group of inverted bits includes at least two bits and all bits of each of the at least one group of inverted bits are contiguous bits. | 2011-08-04 |
20110188857 | LABEL SWITCHING METHOD, APPARATUS AND SYSTEM - A label switching method is provided. When a Passive Optical Network (PON)-based Label Switching Path (LSP) is established, a PON logical service transmission channel is established between an Optical Line Terminal (OLT) and an Optical Network Unit (ONU). According to an identifier (ID) of the PON logical service transmission channel as a PON label, a PON-based Forwarding Information Base (FIB) table on the ONU is updated, and a PON-based Label Forwarding Information Base (LFIB) table on the OLT is updated, where the PON-based LFIB table records a forwarding relationship between an ingress port plus an ingress label and an egress port plus an egress label, and the PON-based FIB table records a forwarding relationship between the ingress port plus a destination address and the egress port plus the egress label. Therefore, the problems between network segments of different forwarding characteristics, protocol variation, inter-segment conversion, and mapping and control complexity are avoided. | 2011-08-04 |
20110188858 | OPTICAL BACKHAUL NETWORK FOR WIRELESS BROADBAND SERVICE - An optical backhaul network for a wireless broadband service is provided. The optical backhaul network for a wireless broadband service includes: a plurality of optical network units for outputting an uplink optical signal having a multiplexed wavelength; an optical line termination for outputting a downlink optical signal of a single mode in order to transmit the downlink optical signal to the plurality of the optical network units in a broadcasting form; and a plurality of remote nodes for outputting a part of the downlink optical signal to the plurality of the optical network units and for outputting the uplink optical signal to the optical line termination. Therefore, one center and a plurality of access points can be efficiently connected. | 2011-08-04 |
20110188859 | WDM-PON ARCHITECTURE BASED ON EXTERNALLY SEEDED OPTICAL SOURCE - A wavelength-division-multiplexed passive optical network (WDM PON) comprising: a remote node (RN) comprising a light source for generating a seeding signal; and one or more optical network units (ONUs), each ONU comprising a laser source configured for receiving a portion of the seeding light signal from the RN. | 2011-08-04 |
20110188860 | ELECTRICAL EQUALIZING PROCESSING METHOD AND DEVICE FOR OPTICAL SIGNAL AND OPTICAL FIBER COMMUNICATION SYSTEM - The electrical equalizing processing method for optical signal includes the following steps. An input optical signal is split into N channels of optical signals, in which N is an integer greater or equal to 2; band-pass filtering is performed on the split N channels of optical signals, in which central frequencies of a frequency band used in the performing of band-pass filtering on the N channels of optical signals are not exactly the same, and a passband of the frequency band and a frequency spectrum range of the N channels of optical signals overlap; the N channels of optical signals on which band-pass filtering is performed are converted into corresponding N channels of an analog electrical signal; an electrical equalizing process is performed on the N channels of the analog electrical signal to output an optical signal electrical equalizing processing result. | 2011-08-04 |
20110188861 | REDUCING OPTICAL SERVICE CHANNEL INTERFERENCE IN PHASE MODULATED WAVELENGTH DIVISION MULTIPLEXED (WDM) COMMUNICATION SYSTEMS - A system for transmitting a plurality of data channels and an optical service channel through an optical fiber link of a Wavelength Division Multiplexed (WDM) optical communications system. The system comprises a first transmitter at a first end of the optical fiber link, for transmitting the data channels as a wavelength division multiplexed optical signal through the optical fiber link in a first direction. A second transmitter is connected at a second end of the optical fiber link, for transmitting the optical service channel through the optical fiber link in a second direction opposite to the first direction. | 2011-08-04 |
20110188862 | LAYOUT APPARATUS, RADIO APPARATUS, AND METHOD FOR COMMUNICATING IN AN AIRPLANE - A layout apparatus for communicating includes, but is not limited to, a structural device, a first signal adjustment device and a radio device. The structural device is designed for configuring the layout of a room, and the first signal adjustment device is adapted for the electrical-optical conversion of an antenna signal. Furthermore, the first signal adjustment device and the radio device are arranged in the structural device, and the radio device is connected to the first signal adjustment device in such a manner that the antenna signal can be transmitted and/or received as a radio signal. | 2011-08-04 |
20110188863 | OPTICAL TRANSCEIVER WITH POLARITY INVERSION - An optical transceiver that includes a modification that prevents interoperability with standard transceivers, while enabling them to work in the same slots and equipment as standard transceivers, provided that they are interoperating with a similarly modified transceiver on the other end of the optical link. Ideally, the polarity of the data in both the transmit and receive direction is inverted resulting in valid data for a link when a pair of modified modules are used and invalid data when a modified module is used with a standard fiber optic transceiver. The function is otherwise transparent to the host equipment. | 2011-08-04 |