38th week of 2013 patent applcation highlights part 41 |
Patent application number | Title | Published |
20130243285 | MEDICAL IMAGE ALIGNMENT APPARATUS, METHOD, AND PROGRAM - Generating, with respect to each of the three-dimensional image and the three-dimensional comparison image, a plurality of tomographic images orthogonal to a central axis of each vertebra of the subject along the central axis, calculating a first characteristic amount representing a profile in a direction orthogonal to the central axis at each point on the central axis based on the tomographic images, calculating a second characteristic amount representing a profile in a direction of the central axis at each point on the central axis based on the tomographic images, calculating a third characteristic amount representing regularity of disposition of each vertebra at each point on the central axis based on the calculated first and second characteristic amounts, and aligning positions of the third characteristic amount calculated from the three-dimensional image and the third characteristic amount calculated from the three-dimensional comparison image along the central axis. | 2013-09-19 |
20130243286 | CASCADE ANALYSIS FOR INTESTINAL CONTRACTION DETECTION - A method and system cascade analysis for intestinal contraction detection is provided by extracting from image frames captured in-vivo. The method and system also relate to the detection of turbid liquids in intestinal tracts, to automatic detection of video image frames taken in the gastrointestinal tract including a field of view obstructed by turbid media, and more particularly to extraction of image data obstructed by turbid media. | 2013-09-19 |
20130243287 | LONGITUDINAL MONITORING OF PATHOLOGY - The present invention relates to a method for processing image data comprising image information about a body region of a patient, the method being at least partly executed by an electronic data processing device and comprising the following steps: d) providing the image data; e) assigning, to elements of the image information, a predetermined probability for the image information contained in the respective element representing a predetermined tissue class, wherein the predetermined probability is provided independently of information about at least part of a body which is different from the body of the patient; f) determining, on the basis of the predetermined probability and for a subset of the image information comprising a plurality of the elements, an element-specific probability for individual elements of the subset representing an element-specific tissue class. | 2013-09-19 |
20130243288 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD - In order to provide an image processing device which can select and apply an optimal processing algorithm among a plurality of processing algorithms depending on a part of a processing target image and a processing purpose, reference characteristic curve data is calculated in which pixel values are integrated centered on a centroid of a region of interest for a reference image, and the reference characteristic curve data and a processing algorithm according to a processing purpose are stored in advance in an algorithm table | 2013-09-19 |
20130243289 | GRAPH CUTS-BASED INTERACTIVE SEGMENTATION OF TEETH IN 3-D CT VOLUMETRIC DATA - An interactive segmentation framework for 3-D teeth CT volumetric data enables a user to segment an entire dental region or individual teeth depending upon the types of user input. Graph cuts-based interactive segmentation utilizes a user's scribbles which are collected on several 2-D representative CT slices and are expanded on those slices. Then, a 3-D distance transform is applied to the entire CT volume based on the expanded scribbles. Bony tissue enhancement is added before feeding 3-D CT raw image data into the graph cuts pipeline. The segmented teeth area is able to be directly utilized to reconstruct a 3-D virtual teeth model. | 2013-09-19 |
20130243290 | Method for Adipose Tissue Quantification With Magnetic Resonance Imaging - A system and method for calculating a quantitative metric of adipose tissue using a magnetic resonance imaging (MRI) system are provided. The MRI system is used to acquire k-space data by sampling echo signals that are formed at a plurality of different echo times. From the acquired k-space data, a fat-concentration map, such as a fat-fraction map is produced. A maximum fat-concentration value is estimated from the fat-concentration map, and is used to threshold the fat-concentration map to produce an adipose mask. From the adipose mask, a quantitative metric of adipose tissue can be calculated. | 2013-09-19 |
20130243291 | METHOD AND DEVICE FOR PROCESSING A COMPUTER TOMOGRAPHY MEASUREMENT RESULT - According to one embodiment, a method for processing a computed tomography measurement result is described, the computed tomography measurement result comprising an intensity for each voxel of a plurality of voxels, wherein the method comprises determining, for each intensity of a range of intensities, the number of voxels of the plurality of voxels for which the intensity has been determined; and determining a characteristic of a target body region based on the determined numbers of voxels of the plurality of voxels. | 2013-09-19 |
20130243292 | NETWORK CYCLE FEATURES IN RELATIVE NEIGHBORHOOD GRAPHS - Methods for analyzing biomedical data include: (a) obtaining macroscopic imaging data; (b) obtaining histopathological imaging data; (c) executing a parallel algorithm stored on a non-transient computer-readable medium to compute one or a plurality of network cycle features of a relative neighborhood graph derived from the histopathological imaging data; (d) registering the macroscopic imaging data and the histopathological imaging data; and (e) correlating the macroscopic imaging data and the network cycle features. Systems for analyzing biomedical data and computer readable storage media are described. | 2013-09-19 |
20130243293 | METHOD FOR REDUCING MOTION ARTIFACTS - Artifacts result from unrecorded, stochastically distributed relative movements of a radiation source, radiation detector, and/or the object during a scanning process. The artifacts occur when a three-dimensional image dataset is reconstructed from two-dimensional projection images acquired from different projection directions. Geometric parameters describing an acquisition geometry for each projection image are taken into account during the reconstruction. The correction includes filtering the projection images to obtain a set of filtered first intermediate images. A set of second intermediate images are formed by filtering the projection images with a second filter. A three-dimensional reconstruction dataset is constructed from the filtered projection images filtered by way of the second filter, and forward projection is applied in the projection directions. Displacement information is determined for each projection direction by comparing the respective first intermediate image with the second intermediate image, and the geometric parameters are adjusted as a function of the displacement information. | 2013-09-19 |
20130243294 | Method and System for Hemodynamic Assessment of Aortic Coarctation from Medical Image Data - A method and system for non-invasive hemodynamic assessment of aortic coarctation from medical image data, such as magnetic resonance imaging (MRI) data is disclosed. Patient-specific lumen anatomy of the aorta and supra-aortic arteries is estimated from medical image data of a patient, such as contrast enhanced MRI. Patient-specific aortic blood flow rates are estimated from the medical image data of the patient, such as velocity encoded phase-contrasted MRI cine images. Patient-specific inlet and outlet boundary conditions for a computational model of aortic blood flow are calculated based on the patient-specific lumen anatomy, the patient-specific aortic blood flow rates, and non-invasive clinical measurements of the patient. Aortic blood flow and pressure are computed over the patient-specific lumen anatomy using the computational model of aortic blood flow and the patient-specific inlet and outlet boundary conditions. | 2013-09-19 |
20130243295 | FAST COMPUTATION OF THE SENSITIVITY MATRIX IN ITERATIVE ALGORITHMS - An image processing apparatus includes a geometric correction memory which stores a pre-calculated geometric matrix specific to an imaging apparatus. An attenuation map memory which stores an attenuation map of a subject to be imaged in the imaging apparatus. A buffer stores a plurality of lines generated by the imaging apparatus to be reconstructed. A processor reconstructs the lines into a attenuation corrected image representation of the subject using the lines from the buffer, the attenuation map, and the geometric matrix. | 2013-09-19 |
20130243296 | ULTRASOUND IMAGING METHOD/TECHNIQUE FOR SPECKLE REDUCTION/SUPPRESSION IN AN IMPROVED ULTRA SOUND IMAGING SYSTEM - The present invention relates to an improved ultrasound imaging method/technique for speckle reduction/suppression in an ultra sound imaging system in which scan conversion and speckle reduction is performed simultaneously in the scan conversion stage avoiding any kind of conventional interpolation. An improved method for speckle reduction in an ultrasound imaging system and an improved ultra sound imaging system for speckle reduction is provided in the present invention. The method comprises steps of receiving in a processor means raw data samples as an input comprising image signals with noises from a logarithmic amplifier, processing the received image signals for scan conversion and speckle reduction in the processor means so as to get pixel value from the raw data samples and to perform speckle reduction so as to provide speckle filtered output image. | 2013-09-19 |
20130243297 | FORWARD PROJECTION APPARATUS - The invention relates to a forward projection apparatus for performing a forward projection through an image ( | 2013-09-19 |
20130243298 | DIAGNOSTIC IMAGE FEATURES CLOSE TO ARTIFACT SOURCES - When correcting for artifacts on an attenuation map caused by an artifact source in a computed tomography image, nuclear images are reconstructed two or more times, each time using a different correction technique or uncorrected attenuation data. Corresponding voxels in the reconstructed images are compared to identify local areas that change, i.e., are fragile and therefore low-confidence, and areas that do not vary or exhibit little variance among the plurality of reconstructed images and are thus accorded a higher confidence. The reconstructed nuclear image is overlaid with color encoding indicative of the amount of confidence accorded to each voxel value obtained by attenuation-corrected tomographic reconstruction. | 2013-09-19 |
20130243299 | X-RAY CT APPARATUS AND IMAGE RECONSTRUCTION METHOD - In order to execute a high-resolution reconstructible distance-driven back projection process and to generate a high-resolution tomographic image, an X-ray CT apparatus | 2013-09-19 |
20130243300 | SYSTEM AND METHOD FOR RADIOGRAPHING INFORMATION MANAGEMENT AND RECORDING MEDIUM STORING PROGRAM THEREFOR - Useful material for making low-dose radiographing and an increase in the image quality compatible with each other is provided. An image analysis unit of a central server derives the granularity of a region of interest by analyzing an X-ray image transmitted from a client terminal. A storage processing unit stores the granularity, the X-ray image, and radiographing information in a storage device so as to be associated with each other. A search processing unit searches for the radiographing information, which is matched with search conditions designated from the client terminal, and granularity, which is associated with the radiographing information, from the storage device. A statistical data generation unit generates a scatter plot, which has granularity on the vertical axis and a radiation dose on the horizontal axis, as statistical data. The statistical data is transmitted to the client terminal and is displayed on a display of the client terminal. | 2013-09-19 |
20130243301 | IMAGE-PROCESSING APPARATUS AND X-RAY DIAGNOSTIC APPARATUS - An image processing apparatus according to the present embodiment includes a correcting unit. The correcting unit identifies, based on an observation value of a residual contrast material component that is injected to a subject before a predetermined timing and remains in the subject, the residual contrast material component and a new contrast material component that is newly injected to the subject after the predetermined timing regarding a contrast material component that is included in an image, and corrects an observation value of the contrast material component included in the image. | 2013-09-19 |
20130243302 | AUTOMATED SYNCHRONIZED NAVIGATION SYSTEM FOR DIGITAL PATHOLOGY IMAGING - A method for synchronizing navigation in pathology stain images includes (a) downscaling the pathology stain images, (b) estimating rotation of the downscaled images, (c) aligning the downscaled images to generate aligned coordinates, and (d) transforming the aligned coordinates to original image coordinates in the pathology stain images to thereby generate alignment data. Also provided is a system for synchronized navigation in pathology stain images having original resolutions comprising a downscaler, a rotation estimator, an alignment module, and a coordinate transformer. The system may also include an image display system to display corresponding areas of the pathology stain images. | 2013-09-19 |
20130243303 | RECORDING DEVICE AND CONTROL METHOD FOR A RECORDING DEVICE - A recording device and a control method for a recording device improve the accuracy of reading MICR information while also shortening the time required for recording media processing. A dot impact printer | 2013-09-19 |
20130243304 | ARRAY TESTING METHOD AND DEVICE - A method for testing an array, by using an array testing device for detecting a voltage distribution formed on an array substrate, includes resetting pixel voltages of a plurality of pixel circuits formed on the array substrate with a predetermined voltage, detecting the voltage distribution of the array substrate, generating a correction value for correcting the voltage distribution of the array substrate, and measuring a threshold voltage of a driving transistor included in the plurality of pixel circuits formed on the array substrate by applying the correction value. | 2013-09-19 |
20130243305 | IMAGE PROCESSING METHOD FOR STEREOSCOPIC IMAGES - An image processing method for stereoscopic images includes providing image data of a first visual angle image and image data of a second visual angle image; performing first image processing to the image data of the second visual angle image according to performance of a first display parameter of the image data of the first visual angle image on a display panel, for adjusting performance of the first display parameter of the image data of the second visual angle image on the display panel to correspond to the performance of the first display parameter of the image data of the first visual image on the display panel; and displaying the first visual angle image and the second visual angle image after the first image processing. | 2013-09-19 |
20130243306 | Methods and Apparatus for 3D Camera Positioning Using a 2D Vanishing Point Grid - Methods and apparatus for three-dimensional (3D) camera positioning using a two-dimensional (2D) vanishing point grid. A vanishing point grid in a scene and initial camera parameters may be obtained. A new 3D camera may be calculated according to the vanishing point grid that places the grid as a ground plane in a scene. A 3D object may then be placed on the ground plane in the scene as defined by the 3D camera. The 3D object may be placed at the center of the vanishing point grid. Once placed, the 3D object can be moved to other locations on the ground plane or otherwise manipulated. The 3D object may be added as a layer in the image. | 2013-09-19 |
20130243307 | OBJECT IDENTIFICATION IN IMAGES OR IMAGE SEQUENCES - A solution for identifying an object in an image or a sequence of images is described. A segmenter separates a first image into superpixels. A set of grouped superpixels is determined from these superpixels by an analyzer or by a user input via a user interface. The set of grouped superpixels is sent to a search engine, which returns the results of a search performed by the search engine on the set of grouped superpixels. | 2013-09-19 |
20130243308 | INTEGRATED INTERACTIVE SEGMENTATION WITH SPATIAL CONSTRAINT FOR DIGITAL IMAGE ANALYSIS - An integrated interactive segmentation with spatial constraint method utilizes a combination of several of the most popular online learning algorithms into one and implements a spatial constraint which defines a valid mask local to the user's given marks. Additionally, both supervised learning and statistical analysis are integrated, which are able to compensate each other. Once prediction and activation are obtained, pixel-wised multiplication is conducted to fully indicate how likely each pixel belongs to the foreground or background. | 2013-09-19 |
20130243309 | SYSTEM AND METHOD FOR AUTOMATIC LANDMARK LABELING WITH MINIMAL SUPERVISION - A system and method for estimating a set of landmarks for a large image ensemble employs only a small number of manually labeled images from the ensemble and avoids labor-intensive and error-prone object detection, tracking and alignment learning task limitations associated with manual image labeling techniques. A semi-supervised least squares congealing approach is employed to minimize an objective function defined on both labeled and unlabeled images. A shape model is learned on-line to constrain the landmark configuration. A partitioning strategy allows coarse-to-fine landmark estimation. | 2013-09-19 |
20130243310 | Apparatus and Method for Measuring Optical Characteristics Using a Camera and a Calibration Chart Imaged with the Camera - A method including the determination of color information of an object is disclosed. Data is generated of the object with an image generation device having a field of view. The object and a reference implement having one or more regions of predetermined optical properties are positioned in the field of view of the image generation device. Data is generated of the reference implement, which includes a positional location attribute. Based on the positional location attribute a position of the one or more regions of predetermined optical properties of the reference implement in the field of view of the image generation device is determined by a processing system without operator identification of the position of the reference implement in the field of view of the image generation device. Color information of the object is generated by adjusting the data generated of the object based on the data generated of the reference implement. The color information may include value, chroma and hue information, RGB values, XYZ coordinates, or Lab values. The color information may be transmitted electronically to a remote location. The object may be human skin. The object and the reference implement may be positioned so as to be subject to a substantially corresponding lighting condition. | 2013-09-19 |
20130243311 | SYSTEMS AND METHODS FOR COUNTING AND PROCESSING PLIABLE OBJECTS - Systems and methods for counting and processing pliable objects are disclosed. A vision system may capture an inspection image of a plurality of pliable objects. The inspection image may be partitioned into a plurality of windows traversing the inspection image. For each individual window of the plurality of windows, a blob extraction process is performed to determine a plurality of blobs corresponding to regions within the inspection image having substantially the second luminance value range such that the plurality of blobs correspond to the plurality of pliable objects. The blobs are counted for each window to determine a total number of pliable objects in the plurality of pliable objects. | 2013-09-19 |
20130243312 | COLOR DISTANCE MEASUREMENT APPARATUS, COLOR DISTANCE MEASUREMENT METHOD, AND PROGRAM - A color distance measurement apparatus includes: a first transformation section that transforms first color pixel data and second color pixel data in a predetermined color space into a deformed HSV color space; a second transformation section that transforms the first color pixel data and the second color pixel data transformed into the deformed HSV color space into a three-dimensional x, y, z coordinate representation; and a color distance measurement section that measures a relative color distance between the first color pixel data and the second color pixel data on the basis of the first color pixel data and the second color pixel data transformed into the x, y, z coordinate representation. In the deformed HSV color space, maximum saturation is larger than maximum saturation in an HSV color space for a cone model at lightness between maximum lightness and minimum lightness, and the saturation is 0 at the minimum lightness. | 2013-09-19 |
20130243313 | METHOD AND SYSTEM FOR IMAGES FOREGROUND SEGMENTATION IN REAL-TIME - The method comprises:
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20130243314 | METHOD AND SYSTEM FOR REAL-TIME IMAGES FOREGROUND SEGMENTATION - The method comprises:
| 2013-09-19 |
20130243315 | IMAGE ENCODE CONTROLLER, IMAGE ENCODER AND COMPUTER IMPLEMENTED METHOD FOR ENCODING IMAGE DATA - According to one embodiment, an image encode controller includes a chroma component adjuster, a difference generator, a quantizer, an inverse-quantizer, and a variable codeword length encoder. The chroma component adjuster adjusts an original color component in accordance with a quantization coefficient to generate an adjusted chroma component. The difference generator generates a difference pixel component. The quantizer quantizes an output of the difference generator based on the quantization coefficient. The inverse-quantizer inversely quantizes an output of the quantizer based on the quantization coefficient. The variable codeword length encoder performs variable codeword length encoding with respect to an output of the quantizer to generate encoded data. The difference generator generates the difference pixel component based on a pixel component corresponding to an i-th pixel (where i denotes natural number), the adjusted chroma component, and an output of the inverse-quantizer corresponding to the (i−1)th pixel. | 2013-09-19 |
20130243316 | DIGITAL IMAGE COMPRESSION AND DECOMPRESSION - A method of compressing a digital image defined by a plurality of pixel values in each of one or more channels includes adjusting each pixel value in each of the one or more channels by an average pixel value for that channel. The method further includes splitting each adjusted channel into one or more image blocks, and converting each image block into a frequency block that is a frequency-domain representation of that image block. | 2013-09-19 |
20130243317 | METHOD AND SYSTEM FOR PREDICTIVE SCALING OF COLOR MAPPED IMAGES - A method for determining a scaled colour map of a scaled image is described using the transformation of the original colour map and the original image only, independently of the scaled image. A number of colours N in the original colour map is determined; and provided N>N | 2013-09-19 |
20130243318 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus comprises means for generating, from first-resolution image data including signals according to a plurality of color filters, second-resolution image data including signals according to the plurality of color filters at a resolution lower than the first-resolution image data; means for generating luminance signals from the signals according to the plurality of color filters of the second-resolution image data; means for storing image data including the luminance signals generated from the second-resolution image data; means for generating image data, which includes signals according to the plurality of color filters as many as the number of pixels of the first-resolution image data, from the stored image data and includes the luminance signals; and means for combining the signals according to the plurality of color filters of the first-resolution image data and signals according to the plurality of color filters of the image data output from the conversion means. | 2013-09-19 |
20130243319 | METHOD AND APPARATUS FOR DEBLURRING NON-UNIFORM MOTION BLUR IN LARGE SCALE INPUT IMAGE BASED ON TILE UNIT - Provided is a method and apparatus for deblurring a non-uniform motion blur in an input image, that may restore a clearer image by dividing a large scale input image into tiles corresponding to partial areas, selecting, among the divided tiles, an optimal tile for a partial area most suitable for estimating non-uniform motion blur information, and effectively removing an artifact in an outer portion of a tile through padding of each tile. | 2013-09-19 |
20130243320 | Image Completion Including Automatic Cropping - Described is a technology by which an image such as a stitched panorama is automatically cropped based upon predicted quality data with respect to filling missing pixels. The image may be completed, including by completing only those missing pixels that remain after cropping. Predicting quality data may be based on using restricted search spaces corresponding to the missing pixels. The crop is computed based upon the quality data, in which the crop is biased towards including original pixels and excluding predicted low quality pixels. Missing pixels are completed by using restricted search spaces to find replacement values for the missing pixels, and may use histogram matching for texture synthesis. | 2013-09-19 |
20130243321 | IMAGE PROCESSING APPARATUS, CHARACTER RECOGNITION METHOD, AND COMPUTER-READABLE, NON-TRANSITORY MEDIUM - There are provided an image processing apparatus, a character recognition method and a computer-readable, non-transitory medium that can perform character recognition at high speed while retaining character recognition accuracy. The image processing apparatus includes a histogram generator for generating a histogram based on a pixel value of each pixel in an input image, a component judging unit for judging whether the input image contains a character component and whether the input image contains the character component and a non-character component, a binarization unit for producing a binary image based on edge strength of each pixel, when the input image contains both the character component and the non-character component, and for producing a binary image based on a luminance value of each pixel, when the input image contains the character component but does not contain the non-character component, and a character recognition unit for performing character recognition on the binary image. | 2013-09-19 |
20130243322 | IMAGE PROCESSING METHOD - An image processing method of separating an input image into a foreground image and a background image, the method including determining a pixel of the input image as a pixel of the foreground image if a foreground probability value of the pixel of the foreground image determined by using the Gaussian mixture model or the pixel determined to be included in a motion region is greater than a setting threshold. | 2013-09-19 |
20130243323 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND STORAGE MEDIUM - An image processing apparatus which recognizes a main subject from an image to be recognized includes an image feature value generating module, an extra-image feature value acquiring module, a scene recognition module, a scene and main-subject correlation storage module, and a main subject recognition module. The scene recognition module recognizes scene information of the image, based on an image feature value generated by the image feature value generating module and an extra-image feature value acquired by the extra-image feature value acquiring module. The main subject recognition module estimates main subject candidates, by using the recognized scene information and correlation between scene information and main subjects typical of the respective scene information stored in the scene and main-subject correlation storage module. | 2013-09-19 |
20130243324 | METHOD AND SYSTEM FOR CHARACTER RECOGNITION - Character recognition is described. In one embodiment, it may use matched sequences rather than character shape to determine a computer-legible result. | 2013-09-19 |
20130243325 | COMPARING SETS OF CHARACTER DATA HAVING TERMINATION CHARACTERS - Multiple sets of character data having termination characters are compared using parallel processing and without causing unwarranted exceptions. Each set of character data to be compared is loaded within one or more vector registers. In particular, in one embodiment, for each set of character data to be compared, an instruction is used that loads data in a vector register to a specified boundary, and provides a way to determine the number of characters loaded. Further, an instruction is used to find the index of the first delimiter character, i.e., the first zero or null character, or the index of unequal characters. Using these instructions, a location of the end of one of the sets of data or a location of an unequal character is efficiently provided. | 2013-09-19 |
20130243326 | INTERIOR LOCATION IDENTIFICATION - A parse module calibrates an interior space by parsing objects and words out of an image of the scene and comparing each parsed object with a plurality of stored objects. The parse module further selects a parsed object that is differentiated from the stored objects as the first object and stores the first object with a location description. A search module can detect the same objects from the scene and use them to determine the location of the scene. | 2013-09-19 |
20130243327 | IMAGE PROCESSOR, IMAGE PROCESSING METHOD, CONTROL PROGRAM, AND RECORDING MEDIUM - A registration image including a desired target can easily be registered. A domain near an assigned position assigned by a user on a photographed image is extracted from the photographed image to generate a search image, a classifier performs the processing to the generated search image, and a processing domain having the largest number of hierarchies to which a weak classifier can perform the processing is extracted from the photographed image to generate the registration image. | 2013-09-19 |
20130243328 | REGISTRATION DETERMINATION DEVICE, CONTROL METHOD AND CONTROL PROGRAM THEREFOR, AND ELECTRONIC APPARATUS - Whether an obtained candidate face image is registered or not is appropriately determined. A similarity degree calculating unit calculates the degree of similarity between a candidate face image extracted by a face image extracting unit and a registration face image registered in a storage unit. An in-class variance calculating unit calculates an in-class variance of the degree of similarity of the registered person identified by a registered person identifying unit, and an inter-class variance calculating unit calculates an inter-class variance of the degree of similarity of each registered person registered in the storage unit. A variance ratio calculating unit calculates a variance ratio between the inter-class variance and the in-class variance, and on the basis of the calculated variance ratio, a registration determining unit determines whether a target face image is to be registered or not. | 2013-09-19 |
20130243329 | PARALLEL OBJECT DETECTION METHOD FOR HETEROGENEOUS MULTITHREADED MICROARCHITECTURES - A parallel object detection method for heterogeneous microarchitectures. The method is designed for increasing the throughput of object detection in a computer system that is equipped with an array of cores including a shared memory, a constant memory, and functional units. Latency reduction is achieved through a multilevel parallelization method that exploits fine-grain data-level parallelism using multithreaded SIMD computations, and coarse-grain parallelism by relying on concurrent kernel execution. | 2013-09-19 |
20130243330 | METHOD AND APPARATUS FOR CONSTRUCTING IMAGE BLUR PYRAMID, AND AN IMAGE FEATURE EXTRACTING CIRCUIT - A method and an apparatus for constructing an image blur pyramid, and an image feature extracting circuit are disclosed. The image blur pyramid construction apparatus comprises a first image blur circuit, a second image blur circuit and an image sub-sampler. The first image blur circuit and the second image blur circuit simultaneously generate a first interval and a second interval in the same octave according to an input image, a first filter and a second filter. The dimension of the second filter is greater than that of the first filter. The image sub-sampler couples with the second image blur circuit and down samples the second interval to generate a sub-sample image. | 2013-09-19 |
20130243331 | INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM - An information processing device includes: a foreground state estimating unit configured to estimate a foreground state of an image using an actual image which is an image to be actually observed; and a visible model updating unit configured to update a background visible model which is visibility of the background of an image and a foreground visible model which is visibility of the foreground using an estimation result of the foreground state. | 2013-09-19 |
20130243332 | Method and System for Estimating an Object of Interest - Method and system for estimating an object of interest are provided. Visual information of a customer's face is obtained. Pupil location information indicative of at least a location of a pupil of an eye of the customer is determined based on the visual information. A field of view of the customer is determined based on the visual information. Then a focal point of the customer is determined based on the pupil location information, the field of view, and a predetermined focus condition. An object of interest of the customer is estimated based on the focal point. Information associated with the object is provided to the customer. | 2013-09-19 |
20130243333 | Fidelity Measurement of Digital Images - There is provided a method of measuring the similarity of parts of digital image files (IF | 2013-09-19 |
20130243334 | System and Method for Image Enhancement and Improvement - A method and system for improving picture quality of images by providing a series of frames of a given region of interest. One embodiment for a method includes: determining the value of each pixel at each location within each frame to form a first array of pixel values for each frame; determining the overall intensity of each frame; determining the product of the overall intensity and the array of pixel values for each frame; determining the sum of the products by adding together the products of the overall frame intensity and first array of pixel values for each frame; determining the average of the sum of products by dividing the sum of products by the number of frames in the series of frames; determining the average value of each pixel at each pixel location for the series of frames to form a second array of average pixel values; determining the average overall frame intensity for the series of frames; determining a second product of the second array of average pixel values and the average overall frame intensity; subtracting the second product from the first product to provide an improved image of the region of interest. Other improvement embodiments are also disclosed. | 2013-09-19 |
20130243335 | SYSTEM AND METHOD FOR PROCESSING AN IMAGE FILE USING A COMPUTING DEVICE - In a method for processing an image file using a computing device, an image file from a storage system is read. If an image in the image file is slanted, an incision coordinates according to a configuration file in the storage system and a preset formula is calculated. The method incises the image using the calculated incision coordinates and storing the incised image in a new image file. If an image in the new image file is not slanted, the method further determines whether the image has been incised. If the image has been incised, the method records the calculated incision coordinates that make the image not be slanted as optimal incision coordinates, and stores the optimal incision coordinates into a database. | 2013-09-19 |
20130243336 | METHOD FOR CODING AND RECONSTRUCTING A PIXEL BLOCK AND CORRESPONDING DEVICES - A method for coding a block of pixels is described. The coding method comprises:
| 2013-09-19 |
20130243337 | IMAGE PROCESSING APPARATUS AND METHOD THEREOF - An image processing apparatus for searching for a feature point by use of a depth image and a method thereof are provided. The image processing apparatus includes an input unit configured to input a three-dimensional image having depth information, a feature point extraction unit configured to obtain a designated point from an object image extracted from the depth image to obtain a feature point that is located at a substantially farthest distance from the designated point, and to obtain other feature points that are located at substantially farthest distances from feature points that are previously obtained as well as the designated point. The apparatus includes a control unit configured to control the input unit and the feature point extraction unit so that time in estimating a structure of the object is reduced, and a recognition result is enhanced. | 2013-09-19 |
20130243338 | Systems and Methods for Using Curvatures to Analyze Facial and Body Features - Systems and methods of providing an attractiveness analysis are disclosed. In some embodiments, an electronic analysis platform is configured to obtain image data and curvature data to provide an attractiveness analysis to a user via a physical interface. Curvature data could comprise any data indicative of a curvature of a physical feature or a depiction thereof, including shadow data and pixilation data. | 2013-09-19 |
20130243339 | PICTURE DATA PROVISION SYSTEM - Picture data provision systems, methods, and programs provide picture data of an aerially-photographed ground surface to a picture using device. The systems, methods, and programs access determination target picture data that is the data of the aerially-photographed ground surface, and determine a recognition difficult portion within the determination target picture data. The recognition difficult portion is a portion of the determination target picture data where recognizing the ground surface is difficult. The systems, methods, and programs determine whether the determination target picture data is recognized as provision target picture data based on feature information and a determination result of the recognition difficult portion of the determination target picture data. The feature information is information regarding a feature included in determination corresponding map data and including position information of each feature. The determination corresponding map data is map data of a ground surface area corresponding to the determination target picture data. | 2013-09-19 |
20130243340 | MOBILE AUTHENTICATION BY IMAGE INPAINTING - In some examples, a method of authenticating is described. The method may include sending first repair parameters representing one or more first repair operations applied to a first marked image to generate a first repaired image to a first entity. The method may also include receiving, from the first entity, a second repaired image. The method may also include authenticating the first entity when the second repaired image received from the first entity matches the first repaired image. | 2013-09-19 |
20130243341 | Frequency domain interest point descriptor - Systems and methods for image analysis and recognition are disclosed, in particular the methods for interest point description. An interest point and its surrounding area is broken into subareas, a frequency domain description of each area is created by applying discrete Fourier transform (DFT). Frequency domain features are than coded bitwise by comparing them to predefined thresholds. Subsequently, the present invention provides alternative or improved methods and data structures for interest point description that may reduce memory consumption and allow fast bitwise matching. | 2013-09-19 |
20130243342 | NETWORK SYSTEM, MEMBERSHIP-BASED SOCIAL NETWORK SERVICE SYSTEM, IMAGE DISPLAY METHOD, AND STORAGE MEDIUM STORING PROGRAM - There is provided a network system in which image data items are uploaded from a plurality of user terminals to a server and images are opened to public among the users. The system includes a category division unit configured to divide the works classified into the categories into a first group of works with each of which the counted browse request number of times is greater than or equal to a predetermined number, and a second group of works other than the works in the first group, and classify one of the first and second groups of the divided works as another category different from the categories. | 2013-09-19 |
20130243343 | METHOD AND DEVICE FOR PEOPLE GROUP DETECTION - A method and a device for people group detection, relating to the field of image processing includes acquiring at least one corner and foreground region in video data; computing, according to said corner and foreground region, to obtain at least one cluster; constructing at least one region of people group according to said cluster. The device includes an acquisition module, a clustering module, and a construction module. Automatic people group detection is realized that is independent of the location detection of people and can be applied to any scene including complicated ones, and thus user demands can be better satisfied. | 2013-09-19 |
20130243344 | METHOD AND SYSTEM FOR DECODING ENCODED IMAGES AND REDUCING THE SIZE OF SAID IMAGES - A method and system for reducing the number of mathematical operations required in the JPEG decoding process without substantially impacting the quality of the image displayed is disclosed. Embodiments provide an efficient JPEG decoding process for the purposes of displaying an image on a display smaller than the source image, for example, the screen of a handheld device. According to one aspect of the invention, this is accomplished by reducing the amount of processing required for dequantization and inverse DCT (IDCT) by effectively reducing the size of the image in the quantized, DCT domain prior to dequantization and IDCT. This can be done, for example, by discarding unnecessary DCT index rows and columns prior to dequantization and IDCT. In one embodiment, columns from the right, and rows from the bottom are discarded such that only the top left portion of the block of quantized, and DCT coefficients are processed. | 2013-09-19 |
20130243345 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - Provided is an image processing apparatus capable of simultaneous reduction in memory capacity and compressibility error. An output image data generating means | 2013-09-19 |
20130243346 | METHOD AND APPARATUS FOR DEBLURRING NON-UNIFORM MOTION BLUR USING MULTI-FRAME INCLUDING BLURRED IMAGE AND NOISE IMAGE - A method and apparatus for deblurring a non-uniform motion blur using a multi-frame including a blurred image and a noise image is provided. The apparatus may provide a clearer image by estimating non-uniform motion blur information of the blurred image using the multi-frame, and performing estimation of the non-uniform motion blur information and obtaining of a latent image iteratively, thereby improving accuracy for estimating the non-uniform motion blur information, and reducing a processing time. | 2013-09-19 |
20130243347 | Illusion Image Generating Apparatus, Medium, Image Data, Illusion Image Generating Method, Printing Medium Manufacturing Method, and Program - The present invention obtains subband signals by performing a multiresolution decomposition by a wavelet frame with orientation selectivity or a filterbank with orientation selectivity that is a set of an approximate filter with no orientation and a plurality of detail filters with respective orientations on image data, and, when an image is reconstructed by summing the obtained subband signals, generates reconstructed image data that creates a floating illusion by attenuating or amplifying a subband signal corresponding to at least one of detail filters with a predetermined orientation relative to a floating direction, in which an image is desired to be floated due to an illusion, among the detail filters. | 2013-09-19 |
20130243348 | CONTRAST TO NOISE RATIO (CNR) ENHANCER - A method includes enhancing a contrast to noise ratio (CNR) of image data, generating CNR enhanced image data, wherein the CNR enhanced image data has a substantially same image quality as the image data. A computing system ( | 2013-09-19 |
20130243349 | METHOD AND SYSTEM UTILIZING PARAMETER-LESS FILTER FOR SUBSTANTIALLY REDUCING STREAK AND OR NOISE IN COMPUTER TOMOGRAPHY (CT) IMAGES - Photon starvation causes streaks and noise and seriously impairs the diagnostic value of the CT imaging. To reduce streaks and noise, a new scheme of adaptive Gaussian filtering relies on the diffusion-derived scale-space concept in one embodiment of the current invention. In scale-space view, filtering by Gaussians of different sizes is similar to decompose the data into a sequence of scales. As the scale measure, the variance of the filter linearly relates to the noise standard deviation of a predetermined noise model in the new filtering method. The new filter has only one optional parameter that remains stable once tuned. Although single-pass processing using the new filter generally achieves desired results, iterations are optionally performed. | 2013-09-19 |
20130243350 | IMAGE PROCESSING MASK CREATING METHOD, NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM HAVING IMAGE PROCESSING MASK CREATING PROGRAM RECORDED THEREON, IMAGE PROCESSING DEVICE, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM HAVING IMAGE PROCESSING PROGRAM RECORDED THEREON - An image processing mask creating method includes calculating cluster energy of each point in an image processing mask, ranking the points in ascending order or descending order on the basis of the calculated cluster energy values, and allocating threshold values to the points in the image processing mask on the basis of the ranks as the process result of the ranking, wherein the cluster energy is defined as the sum of interaction values f | 2013-09-19 |
20130243351 | Methods and Apparatus for Interfacing Panoramic Image Stitching with Post-Processors - Methods and apparatus for describing a projection model, used by a panoramic image stitching module to generate panoramic images and for communicating the projection model to other processes. A post-processing module may access and use the projection model provided by the panoramic image stitching module to perform one or more post-processing methods on the panoramic image, rather than requiring the user to input the projection model via a user interface or requiring the post-processing module to estimate the projection model according to a mathematical analysis of the panoramic image. | 2013-09-19 |
20130243352 | Global Error Minimization In Image Mosaicking Using Graph Laplacians And Its Applications In Microscopy - An image mosaicking method includes performing pairwise registration of a plurality of tiles ( | 2013-09-19 |
20130243353 | IMAGE EXPANSION APPARATUS AND IMAGE EXPANSION METHOD - An image expansion apparatus includes a second order differential circuit, a multi-valued processing unit, a first determination unit, a selection unit, and an interpolation processing unit. The first determination unit compares respectively a plurality of fixed patterns, which is each assigned with an interpolation direction in accordance with an outline shape of an image, with spatial dispersion of an output of the multi-valued processing unit. The first determination unit determines a fixed pattern corresponding to the output. The first determination unit determines an interpolation direction assigned to the fixed pattern as a candidate of an interpolation direction for the outline shape. The selection unit selects an interpolation direction of a plurality of candidates of the interpolation direction for the outline shape. The interpolation processing unit generates an interpolation pixel to determine the pixel for the interpolation based on the interpolation direction selected by the selection unit. | 2013-09-19 |
20130243354 | SELF SEALING WATERPROOF BAG - A waterproof self sealing container sealed by magnet to magnet contact, making the container airtight and water resistant. The water resistant container has a body made of flexible water resistant material. The body is formed as a sheet. An opening is formed at an end of the body. The body opening has a body opening first side and a body opening second side. A first magnet strip is bonded to the body opening first side. A first bonding layer bonds to the body. The first magnet strip is bonded to the first bonding layer and wherein the first bonding layer is bonded to the body opening first side. A second magnet strip is bonded to the body opening second side. A flap magnet contact area is formed where the first magnet strip and the second magnet strip are free from the sidewalls of the body. | 2013-09-19 |
20130243355 | Side Seal for Linear Guide Apparatus and Linear Guide Apparatus - A side seal for a linear guide apparatus including a guide rail, a slider, and a plurality of rolling elements includes seal members formed of different materials, a holder plate and covers. Both seal members have recesses formed in a first face of a base and fitted with a protrusion of the holder plate. Both seal members have respective lips directed in opposite directions separated from each other. A tip of the lip of the first seal member is formed to have a shape in plane contact with the face of the guide rail. A tip of the lip of the second seal member is formed to have a shape in line contact with the face of the guide rail. | 2013-09-19 |
20130243356 | FLUID DYNAMIC BEARING APPARATUS, SPINDLE MOTOR, AND DISK DRIVE APPARATUS - A fluid dynamic bearing apparatus includes a first minute gap, a second minute gap, a third minute gap, a fourth minute gap, and a fifth minute gap. A flow of a lubricating oil from the fifth minute gap to the fourth minute gap is caused by a plurality of dynamic pressure generating grooves arranged within the fluid dynamic bearing apparatus. This flow causes air bubbles mixed in the lubricating oil within the fifth minute gap to flow toward the third minute gap and be discharged to an outside through the third minute gap. The fluid dynamic bearing apparatus further includes a plurality of dynamic pressure generating grooves and an all around groove. | 2013-09-19 |
20130243357 | Torque support for integrated hoisting machine - Device for bearing the stator shaft of an integrated hoisting machine, with a pedestal for carrying the hoisting loads and a torque support ( | 2013-09-19 |
20130243358 | SPLIT BEARING CAGE - A bearing cage ( | 2013-09-19 |
20130243359 | SEALING DEVICE AND ROLLING BEARING UNIT - Through-holes are formed in an axially intermediate portion of a cylindrical portion of a first metal core, at predetermined intervals in a circumferential direction, and the through-holes pass through the cylindrical portion in a radial direction. A first elastic seal has a lip that is in sliding contact with an outer peripheral face of a cylindrical portion of a second metal core, a first cylindrical portion that is in close contact with an inner peripheral face of an axially inner-side portion of the cylindrical portion of the first metal core, a second cylindrical portion that is in close contact with an outer peripheral face of an axially outer-side portion of the cylindrical portion of the first metal core, and connecting pieces that are inserted into the through-holes of the cylindrical portion of the first metal core and that connect the first cylindrical portion with the second cylindrical portion. | 2013-09-19 |
20130243360 | ROLLING BEARING UNIT - An inner diameter of a cylindrical portion of a metal core is set to such a value that the cylindrical portion is fitted to an outer ring by interference fit. An inner periphery of an end portion of the cylindrical portion of the metal core is larger in diameter than an inner periphery of a portion of the cylindrical portion, which is fitted to the outer ring. An elastic seal has a cylindrical portion that is in close contact with an outer periphery of the cylindrical portion of the metal core, and a folded-back portion that extends from the cylindrical portion. The folded-back portion is compressively deformed by being sandwiched between the inner periphery of the end portion of the cylindrical portion of the metal core and the outer periphery of an outer ring. | 2013-09-19 |
20130243361 | BUG ROLLER BEARING OUTER RACE ASSEMBLY - An outer bearing race for use in a generator housing includes a body having a radially inner surface for contacting bearings. The radially inner surface has a right side and a left side with a chamfer attaching to the right side of the radially inner surface for leading the bearings into contact with the radially inner surface. A right surface extends radially outwardly from the chamfer and a left surface extends radially outwardly from the left side. A ledge extends axially from the left surface and parallel and in register with the radially inner surface. A first angled surface extends radially outwardly from the right side surface and axially towards the left surface and a second angled surface extends radially outwardly from the ledge and axially towards the right side surface. A first extension extends radially outwardly from and attaches to the first angled surface and the second angled surface. | 2013-09-19 |
20130243362 | TUNABLE REFLECTORS BASED ON MULTI-CAVITY INTERFERENCE - A reflective structure includes an input/output port and an optical splitter coupled to the input/output port. The optical splitter has a first branch and a second branch. The reflective structure also includes a first resonant cavity optically coupled to the first branch of the optical splitter. The first resonant cavity comprises a first set of reflectors and a first waveguide region disposed between the first set of reflectors. The reflective structures further includes a second resonant cavity optically coupled to the second branch of the optical splitter. The second resonant cavity comprises a second set of reflectors and a second waveguide region disposed between the second set of reflectors. | 2013-09-19 |
20130243363 | OPTICAL MODULATOR - An optical modulator includes a first coupler that branches an input light into two and outputs a first output light and a second output light; a first Mach-Zehnder interferometer (MZI) that modulates the intensity of the first output light from the first coupler and outputs a third output light; a second MZI that modulates the intensity of the second output light from the first coupler and outputs a fourth output light; a second coupler that combines the third output light from the first MZI and the fourth output light from the second MZI, branches a combined light into two, and outputs a fifth output light and a sixth output light. The interaction length of a branch of the first coupler and that of the second coupler are set such that the wavelength dependence of the splitting ratio of the first coupler is inversely related to that of the second coupler. | 2013-09-19 |
20130243364 | OPTICAL CONTROL DEVICE - An optical control device is provided which can suppress crosstalk between electrodes without increasing the entire size of the device itself. The optical control device includes a substrate having an electro-optical effect, an optical waveguide formed in the substrate, and a modulation electrode modulating optical waves propagating in the optical waveguide. The modulation electrode includes at least two signal electrodes and ground electrodes arranged to interpose the signal electrodes therebetween. The optical control device further includes an electrical connection member that electrically connects the ground electrode disposed between the two signal electrodes to other ground electrodes and that is disposed to cross over part of the signal electrode. | 2013-09-19 |
20130243365 | OPTICAL SWITCHING APPARATUS AND METHOD - An optical switching apparatus includes an optical switch element which includes an input port and an output port, and to which a switch control signal is supplied to modulate and output signal light which enters the input port depending on a level of the switch control signal; and an optical gate element which is connected to the output port of the optical switch element and to which a gate control signal is supplied to switch an output of the signal light depending on a level of the gate control signal, wherein the optical switch element varies intensity of the signal light which is output from the output port depending on the switch control signal controlled based on magnitude of a light intensity signal of the optical gate element. | 2013-09-19 |
20130243366 | OPTICAL ELEMENT AND METHOD OF MANUFACTURE OF OPTICAL ELEMENT - A waveguide mounting portion ( | 2013-09-19 |
20130243367 | Fiber Optic Turf Blade Contact and Movement Sensor - A fiber optic turf blade contact and movement sensor used to detect, monitor and measure the movement and presence of activity on an athletic field and surface at and near the fiber optic turf blade sensor. This type of sensor contributes to the present efforts to view close calls regarding the athletic related activity, difficult to see athletic related activity, and instant replay of sporting related activities. | 2013-09-19 |
20130243368 | OPTOELECTRONIC INTERCONNECTS USING L-SHAPED FIXTURE - An apparatus includes an L-shaped fixture, a first semiconductor die and a second semiconductor die. The L-shaped fixture includes first and second perpendicular faces. The first semiconductor die includes an array of optoelectronic transducers and is attached onto the first face. The second semiconductor die, which is mounted parallel to the second face, includes ancillary circuitry connected to the optoelectronic transducers by electronic interconnects configured within the fixture. | 2013-09-19 |
20130243369 | OPTICAL SWITCH DEVICE AND METHODS OF MANUFACTURING THE SAME - The inventive concept provides optical switch devices and methods of manufacturing the same. The optical switch device may include a substrate including a first region and a second region, a first multi-mode optical waveguide disposed on the substrate of the first region, an electrode wire disposed on the substrate of the second region, a heater disposed on a top surface of the first multi-mode optical waveguide, and connection wires connecting the heater to the electrode wire. The first multi-mode optical waveguide may have incline sidewalls, and the connection wires may be disposed on the incline sidewalls of the first multi-mode optical waveguide. | 2013-09-19 |
20130243370 | OPTO-ELECTRIC HYBRID BOARD AND METHOD OF MANUFACTURING SAME - An opto-electric hybrid board which is capable of suppressing the increase in light propagation losses and which is excellent in flexibility, and a method of manufacturing the same are provided. The opto-electric hybrid board includes an electric circuit board, an optical waveguide, and a metal layer. The electric circuit board includes an insulative layer having front and back surfaces, and electrical interconnect lines formed on the front surface of the insulative layer. The optical waveguide is formed on the back surface of the insulative layer of the electric circuit board. The metal layer is formed between the optical waveguide and the back surface of the insulative layer of the electric circuit board. The metal layer is patterned to have a plurality of strips. Cores of the optical waveguide are disposed in a position corresponding to a site where the metal layer is removed by the patterning. | 2013-09-19 |
20130243371 | OPTO-ELECTRIC HYBRID BOARD AND METHOD OF MANUFACTURING SAME - An opto-electric hybrid board includes an electric circuit board, an optical waveguide, and a metal layer. The electric circuit board includes an insulative layer having front and back surfaces, and electrical interconnect lines formed on the front surface of the insulative layer. The optical waveguide includes a first cladding layer and cores, and the optical waveguide is formed on the back surface of the insulative layer of the electric circuit board. The metal layer is formed between the first cladding layer of the optical waveguide and the back surface of the insulative layer of the electric circuit board. Part of the opto-electric hybrid board is formed as a to-be-bent portion. The metal layer is partially removed in a portion corresponding to the to-be-bent portion. A first cladding layer of the optical waveguide fills a site where the metal layer is removed. | 2013-09-19 |
20130243372 | OPTICAL SWITCH AND OPTICAL SWITCH ARRAY - An optical switch includes: a semiconductor substrate, including a first rotation part and a first torsion beam disposed at two ends of the first rotation part, where the first torsion beam is configured to drive the first rotation part to rotate; a microreflector, disposed on a surface of the first rotation part of the semiconductor substrate; a first latching structure, disposed on a surface of the first torsion beam, the first latching structure including a form self remolding (FSR) material layer and a thermal field source, where the thermal field source is configured to provide a thermal field for the FSR material layer and the FSR material layer is configured to undergo form remolding under the thermal field, so as to latch the first rotation part and the microreflector in a position after rotation. | 2013-09-19 |
20130243373 | OPTICAL CROSS-CONNECT APPARATUS - An optical cross-connect apparatus includes: a plurality of switch units connected to each other via input ports and output ports; a storage unit to store a setting table in which output port information and corresponding input port information are associated together and registered for each optical signal such that the output port information identifies a specific output port, in the output ports, that outputs the optical signal and the input port information identifies a specific input port, in the input ports, that inputs the optical signal; a setting processor to set each switch unit in the plurality of switch units according to the setting table so as to set a wavelength for each optical signal that is input via the input ports or output via the output ports; and an update processor to update the content of the setting table in response to external input. | 2013-09-19 |
20130243374 | OPTICAL BRANCHING ELEMENT, OPTICAL WAVEGUIDE DEVICE USING OPTICAL BRANCHING ELEMENT, AND METHOD OF MANUFACTURING OPTICAL BRANCHING ELEMENT, METHOD OF MANUFACTURING OPTICAL WAVEGUIDE DEVICE - An optical branching element includes: a first waveguide section which has a shape wherein the core width is reduced without variation from a first end section to a second end section; a fourth waveguide section which has a shape wherein the core width is increased without variation from a third end section to a fourth end section respectively connected to the second and a third waveguide sections; and a fifth waveguide section which connects the second end section and the third end section and has a core width of any value from 0.8 μm to 2.7 μm. The relative refractive index of the cores and a clad of the first through fifth waveguide section is at least 1.3% with respect to light in a C band wavelength domain. | 2013-09-19 |
20130243375 | OPTICAL ROTARY TRANSMITTER - An optical rotary transmitter which ensures the reliable transmission of optical signals in conjunction with a comparatively simple construction comprises two parts spaced apart from one another which are rotatable relative to one another about a common centre axis and the first of which comprises a first circular light coupler ( | 2013-09-19 |
20130243376 | OPTICAL COUPLING STRUCTURE AND OPTICAL TRANSMISSION APPARATUS - An optical coupling structure includes a light source that emits light; and an optical waveguide that has on a given end, a mirror surface that reflects the light emitted from the light source, the optical waveguide guiding the light reflected by the mirror surface to another end. In the optical coupling structure, a traveling direction of the light emitted from the light source is inclined toward the given end of the optical waveguide and is, with respect to a normal line of the mirror surface, at an angle that is greater than 45 degrees and that satisfies a condition for complete reflection of light on the mirror surface and a condition for complete reflection of light in the optical waveguide. | 2013-09-19 |
20130243377 | OPTIC COUPLER, OPTICAL FIBER LASER DEVICE, AND ACTIVE OPTICAL MODULE USING THE SAME - The inventive concept provides optic couplers, optical fiber laser devices, and active optical modules using the same. The optic coupler may include a first optical fiber having a first core and a first cladding surrounding the first core, a second optical fiber having a second core transmitting a signal light to the first optical fiber and a third cladding surrounding the second core, third optical fibers transmitting pump-light to the first optical fiber in a direction parallel to the second optical fiber; and a connector connected between the first optical fiber and the second optical fiber, the connector extending the third optical fibers disposed around the second optical fiber toward the first optical fiber, the connector comprising a third core connected between the first core and the second core and a fifth cladding surrounding the third core. | 2013-09-19 |
20130243378 | CONNECTOR - A connector, which can protect a photoelectric conversion device from noise and has high durability includes a plug provided at one end of an optical fiber and a receptacle to which the plug is mounted from above. The plug includes a photoelectric conversion device composed of a semiconductor device that is not covered with a metal case and a metal member provided so as to cover an upper side of the photoelectric conversion device. The receptacle includes a metal housing to which the plug is fixed. The plug and the receptacle are fixed to each other only by engagement between the metal member and the metal housing. | 2013-09-19 |
20130243379 | MULTI-MODE OPTICAL FIBER - The present invention relates to a GI-type multi-mode optical fiber in which the outer diameter 2a of a core is 47.5 to 52.5 μm or 60 to 65 μm. In the multi-mode optical fiber, stress in the optical axis direction remaining in an outermost peripheral portion of the cladding is tensile stress of 0 to 25 MPa, the outermost peripheral portion of the cladding being defined as a region having a diameter of 1.8b or more when the diameter of the cladding is 2b. | 2013-09-19 |
20130243380 | OPTICAL FIBER, OPTICAL TRANSMISSION LINE, AND METHOD FOR MANUFACTURING OPTICAL FIBER - An optical fiber ( | 2013-09-19 |
20130243381 | MULTI-CORE OPTICAL FIBER - The present invention relates to a multi-core optical fiber including a plurality of cores, in each of which an effective area at the wavelength of 1550 nm, a transmission loss at the wavelength of 1550 nm, a chromatic dispersion at the wavelength of 1550 nm, a cable cutoff wavelength, and a bending loss in a bending radius of 30 mm at the wavelength of 1625 nm are set so as to increase a transmission capacity in each core in a state in which a difference of the transmission loss at the wavelength of 1550 nm between different cores is controlled to at most 0.02 dB/km or less. | 2013-09-19 |
20130243382 | GRADIENT-INDEX MULTIMODE OPTICAL FIBERS FOR OPTICAL FIBER CONNECTORS - A gradient-index multimode optical fiber for use as a stub fiber in an optical fiber connector is disclosed. The fiber is configured to have a minimum group index difference to minimize the adverse effects of multipath interference that can arise in a short, single-mode stub fiber that has a large group index difference. The fiber is also configured to have a mode-field diameter that is substantially the same as that of single-mode optical fibers used as stub fibers. An optical fiber connector that uses the fiber as a stub fiber is also disclosed. | 2013-09-19 |
20130243383 | Athermal Photonic Waveguide With Refractive Index Tuning - In a photonic waveguide, there is provided an undercladding layer and a waveguide core, having a cross-sectional height and width, that is disposed on the undercladding layer. The waveguide core comprises a waveguide core material having a thermo-optic coefficient. A refractive index tuning cladding layer is disposed on top of the waveguide core. The refractive index tuning cladding layer comprises a refractive index tuning cladding material having an adjustable refractive index and an absorption length at a refractive index tuning radiation wavelength. A thermo-optic coefficient compensation cladding layer is disposed on top of the refractive index tuning cladding layer. The thermo-optic coefficient compensation cladding layer comprises a thermo-optic coefficient compensation material having a thermo-optic coefficient that is of opposite sign to the thermo-optic coefficient of the waveguide core material. The thermo-optic coefficient compensation cladding layer provides at least partial compensation for the waveguide core thermo-optic coefficient. | 2013-09-19 |
20130243384 | MULTICORE FIBER - A multicore fiber includes a plurality of core elements; and a clad surrounding an outer periphery surface of each of the core elements, and each of the core elements includes a core, a first clad surrounding the outer periphery surface of the core and a second clad surrounding an outer periphery surface of the first clad, and when a refractive index of the core is n | 2013-09-19 |