53rd week of 2009 patent applcation highlights part 40 |
Patent application number | Title | Published |
20090324077 | Patch-Based Texture Histogram Coding for Fast Image Similarity Search - Techniques for identifying copied images based on an original image are described. The identifying copied image is based on creating unique and identifiable features that in turn are used to generate multiple histograms. The histograms are generated by patches of the image, where the patches are created by equally dividing the image. The combined patch histograms are representative of the image. | 2009-12-31 |
20090324078 | AUTOMATIC IMAGE SEGMENTATION USING CONTOUR PROPAGATION - Described are computer-based methods and apparatuses, including computer program products, for automatic image segmentation using contour propagation. A path metric of a candidate piece of a contour in a cross-sectional image is calculated to generate a three dimensional model using a plurality of cross-sectional images of an object. Data indicative of the cross-sectional image is stored. A cost of each of a plurality of pixels associated with the candidate piece is calculated using the data, wherein the cost is representative of a likelihood the pixel is on the contour and the cost is based on one or more templates. An orientation change value is calculated for each of the plurality of pixels associated with the candidate piece based on an initial pixel of the candidate piece and the pixel. A ratio of pixels is calculated. The path metric of the candidate piece of the contour is stored, the value of the stored path metric being based on the calculated cost, the calculated orientation change value, and the calculated ratio. | 2009-12-31 |
20090324079 | Methods and Systems for Region-Based Up-Scaling - Aspects of the present invention are related to systems and methods for region-based up-scaling, and in particular, for up-scaling still images and video frames that contain graphical elements. | 2009-12-31 |
20090324080 | IMAGE PROCESSING DEVICE, IMAGE PROCESSING METHOD AND STORAGE MEDIUM - Character code data and vector drawing data are both listed and provided in a re-editable manner. Electronic data is generated in which information obtained by vectorizing character areas in an image and information obtained by recognizing characters in the image are stored in respective storage locations. As for the electronic data generated in this manner, because character code data and vector drawing data generated from the input image are both presented by a display and edit program, a user can immediately utilize the both data. | 2009-12-31 |
20090324081 | METHOD AND APPARATUS FOR RECOGNIZING CHARACTER IN CHARACTER RECOGNIZING APPARATUS - Disclosed is a method and an apparatus for recognizing a character and efficiently removing a misrecognized character. The method includes detecting character regions including at least one character in an input image, converting the input image into a binary image, discriminating the characters from a non-character, re-classifying the character region including a number of characters equal to or less than a threshold into a non-character region, and outputting only the characters present in the character region. | 2009-12-31 |
20090324082 | CHARACTER AUTO-COMPLETION FOR ONLINE EAST ASIAN HANDWRITING INPUT - An exemplary method includes receiving stroke information for a partially written East Asian character, the East Asian character representable by one or more radicals; based on the stroke information, selecting a radical on a prefix tree wherein the prefix tree branches to East Asian characters as end states; identifying one or more East Asian characters as end states that correspond to the selected radical for the partially written East Asian character; and receiving user input to verify that one of the identified one or more East Asian characters is the end state for the partially written East Asian character. In such a method, the selection of a radical can occur using radical-based hidden Markov models. Various other exemplary methods, devices, systems, etc., are also disclosed. | 2009-12-31 |
20090324083 | Methods and Systems for Identifying Digital Image Characteristics - Aspects of the present invention relate to methods and systems for determining image characteristics in a digital image. | 2009-12-31 |
20090324084 | Evaluating soiling of a media item - A method and apparatus for evaluating a soiling level of a media item, such as a banknote. The method comprises receiving an image of a media item including a plurality of pixels, each pixel having an associated intensity. Two sets of pixels are created, where each pixel in the first set has a higher intensity than each pixel in the second set. A representative intensity value from the first set and a representative intensity value from the second set are calculated. A soiling value from the ratio of the representative intensity value of the second set to the representative intensity value of the first set is calculated. The media item is captured if the soiling value fulfils a capture criterion. | 2009-12-31 |
20090324085 | OBJECT DETECTION CONTROL APPARATUS, OBJECT DETECTING SYSTEM, OBJECT DETECTION CONTROL METHOD, AND COMPUTER PROGRAM - An object detection control apparatus includes: a detection processing allocating unit that allocates object detection processing to any one of plural object detecting units that perform the detection processing on the basis of a transfer image area; a size generating unit that generates size of the transfer image area according to a detection area for the object detecting-unit to which the detection processing is allocated; and a reference-position generating unit that generates a position serving as a reference for the transfer image area using the generated size of the transfer image area and a position serving as a reference for the detection area moved by a predetermined number of pixels at a time. | 2009-12-31 |
20090324086 | IMAGE PROCESSING APPARATUS FOR RETRIEVING OBJECT FROM MOVING IMAGE AND METHOD THEREOF - A face image is detected for each frame at a predetermined interval in moving image data, and the face image is traced using a frame in which the face image is detected and frames subsequent to the frame. A face sequence including an interval in which the face can be traced and motion velocity vectors of the face indicating a change in the position of the face image in the interval is generated based on the tracing result. Further, camera operation information about when the moving image data is acquired is generated from the frame image of the moving image data. When there is an overlap in the plurality of intervals in which the face images are traced, the face being tracked by the camera is determined using the face sequence and the camera operation information of each of the plurality of face images. The face determined to be tracked is then determined to be a key object. | 2009-12-31 |
20090324087 | SYSTEM AND METHOD FOR FINDING STABLE KEYPOINTS IN A PICTURE IMAGE USING LOCALIZED SCALE SPACE PROPERTIES - A method and system is provided for finding stable keypoints in a picture image using localized scale properties. An integral image of an input image is calculated. Then a scale space pyramid layer representation of the input image is constructed at mulitple scales, wherein at each scale, a set of specific filters are applied to the input image to produce an approximation of at least a portion of the input image. Outputs from filters are combined together to form a single function of scale and space. Stable keypoint locations are identified in each scale at pixel locations at which the single function attains a local peak value. The stable keypoint locations which have been identified are then stored in a memory storage. | 2009-12-31 |
20090324088 | Method for detecting layout areas in a video image and method for generating an image of reduced size using the detection method - The invention relates to an automatic detection method in a source image, of at least one area called a layout area comprising at least one layout, such as a logo and/or a score. According to the invention, the layout areas of a source image are detected using the salience of source image pixels. The detection is carried out in specific areas of the source image saliency map, usually in the areas corresponding to the comers of the image or to the bands in the upper part and lower part of the image. In these areas, two points are sought having maximum salience values and distant by at least p points from each other. These two points corresponding to the beginning and end of a layout area. The window bounding these two points then corresponds to a layout area. | 2009-12-31 |
20090324089 | IMAGING SYSTEM, IMAGE PROCESSING METHOD, AND IMAGE PROCESSING PROGRAM - A favorable noise reduction process that is optimized for capturing conditions and that prevents the occurrence of residual image components is enabled. Provided is an imaging system including: a first extraction section that extracts a local region that includes a pixel of interest from an image signal; a second extraction section that extracts, from another image signal captured at a different time, a local region located at almost the same position as said local region; a first noise reduction section that performs a noise reduction process by using the local regions; a noise estimation section that estimates an amount of noise included in the pixel of interest; a residual image detection section that detects a residual image component included in the local region based on the estimated amount of noise; and a second noise reduction section that performs a noise reduction process based on the detected residual image component. | 2009-12-31 |
20090324090 | INFORMATION PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - According to one embodiment, an edge detection module detects edges in a frame of a moving picture signal in accordance with an edge determination reference value. A resolution conversion module converts a resolution of the frame from a first resolution to a second resolution, thereby generating a provisional high-resolution image. A corresponding pixel point detection module detects corresponding pixels in the provisional high-resolution image, which correspond to each of the detected edges. An image quality enhancement process module executes an image quality enhancement process for sharpening for each of the detected corresponding pixels in the provisional high-resolution image. A control module varies the edge determination reference value based on the detected edge number and a maximum edge number at which an information processing apparatus is able to complete the resolution-enhancing process for one frame within a target process time. | 2009-12-31 |
20090324091 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, PROGRAM, AND COMPUTER-READABLE PRINT MEDIUM - A problem of the present invention is providing an image processing apparatus. An image processing apparatus according to the present invention comprises inputting unit for inputting photography information of an image, judging unit for judging whether or not information of a major subject in the image is stored in the photography information, detecting unit for detecting the major subject in the image, comparing unit for comparing an area of the major subject detected by the detecting unit with an area of the major subject stored in the photography information when it is judged by the judging unit that the information of the major subject in the image is stored in the photography information, and correcting unit for determining an area of the major subject in accordance with the result of the comparison by the comparing unit to make a correction to the area of the major subject. | 2009-12-31 |
20090324092 | IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD, AND PROGRAM - An image processing device includes: a rescaling unit configured to obtain an image subjected to scaling, and subject the image to rescaling with the scaling rate of the image; a block border information detecting unit configured to detect a block size and block border position from the image after rescaling; and a detected information correcting unit configured to correct the block size and the block border position detected by the block border information detecting unit based on the scaling rate. | 2009-12-31 |
20090324093 | Method for comparing sectioned geometric data representations for selected objects - A method for comparing a plurality of geometrical data representations each representing a spatial boundary surface of a corresponding geometrical object which surface changes over a selected extent of the object bounded thereby through providing the plurality of geometrical data representations on a common format basis, including scaling so as to each to have a common selected extent, to thereby result in a plurality of standardized spatial boundary surface geometrical data representations and comparing them at a plurality of matching section locations along each of the common extents at each of which there is a section outline curve representations. Comparing selected features of the commonly scaled section outline curve representations for such representations at corresponding ones of the selected matched section locations provides a basis for determining similarity therebetween. | 2009-12-31 |
20090324094 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING SYSTEM AND COMPUTER READABLE MEDIUM - A computer readable medium storing a program causing a computer to execute a process for image processing, the process includes: inputting first image data as a reference and second image data to be compared with the first image data; selecting a plurality of first sequences from different positions of the first image data, each of the plurality of first sequences includes first unit-image elements; determining whether or not a second sequence including second unit-image elements, having identity in an alignment of shapes with respect to the plurality of first sequences, exists in the second image data; and detecting from the second sequence determined not to exist in the second image data, a unit-image element not having the identity in the alignment of shapes with respect to the first image data among the second image data. | 2009-12-31 |
20090324095 | ANALYSIS-MODEL-PRODUCING APPARATUS AND ANALYSIS-MODEL-PRODUCING METHOD - An analysis-model-producing apparatus for producing an analysis model from a shape model, comprising means for specifying a deletion method for deleting, from geometric shape data constituting the shape model, geometric shape data that is unnecessary to production of an analysis model, and means for deleting unnecessary data, using the specified deletion method. | 2009-12-31 |
20090324096 | METHOD AND APPARATUS FOR GROUPING SCANNED PAGES USING AN IMAGE PROCESSING APPARATUS - An image forming apparatus and method for grouping pages with an image processing apparatus includes scanning each of a plurality of pages, detecting one or more features of each of the scanned pages, and grouping each of the plurality of scanned pages into at least first and second groups based on the detected features. Each of the at least first and second groups comprises at least one of the plurality of scanned pages. | 2009-12-31 |
20090324097 | System and method for using a template in a predetermined color space that characterizes an image source - A system and method for identifying objects of interest in image data is provided. The present invention utilizes principles of Iterative Transformational Divergence in which objects in images, when subjected to special transformations, will exhibit radically different responses based on the physical, chemical, or numerical properties of the object or its representation (such as images), combined with machine learning capabilities. Using the system and methods of the present invention, certain objects that appear indistinguishable from other objects to the eye or computer recognition systems, or are otherwise almost identical, generate radically different and statistically significant differences in the image describers (metrics) that can be easily measured. | 2009-12-31 |
20090324098 | MOBILE PHONE WITH SELECTIVE PHOTOGRAPHIC SYSTEM AND METHOD - Electronic equipment, e.g., a mobile phone, includes a camera that continuously acquires a sequence of images that are stored on a FIFO basis, and a shutter release that identifies a current image. A number of images acquired sequentially before and after the current image and the current image are analyzed to select automatically a preferred image based on predetermined image attributes, e.g., open eyes, smile, image quality, etc. A method for storing images, selecting a sequence of images before, during and after shutter release, and selecting automatically from the sequence of images a preferred image based on image attributes. Software logic for carrying out the aforementioned method. A method for automatically adjusting a selected image based on attribute features from another image. | 2009-12-31 |
20090324099 | INFORMATION PROCESSING APPARATUS AND INFORMATION PROCESSING METHOD - An information processing apparatus inputs image data including a first pixel group, a second pixel group generated by interpolating the first pixel group and verification data of the first pixel group, verifies whether the first pixel group has been altered using the first pixel group and the verification data, verifies whether the second pixel group has been altered by determining whether the second pixel group and the first pixel group are in a predetermined relationship, and determines whether the image data has been altered based on results of the verification as to whether the first pixel group has been altered and the verification as to whether the second pixel group has been altered. | 2009-12-31 |
20090324100 | METHOD AND SYSTEM FOR FINDING A DOCUMENT IMAGE IN A DOCUMENT COLLECTION USING LOCALIZED TWO-DIMENSIONAL VISUAL FINGERPRINTS - An image management method and system provides for storing, indexing, searching, and/or retrieving image data. Keypoints are identified in images, including keypoints in a query image of a query document, and keypoints in potential target document images of a collection of potential target documents. Fingerprint information from the keypoints are generated, and the fingerprint information of a query image is compared with fingerprint information of potential target document images, found in the collection of potential target documents. A best match is determined between the fingerprint information of the query image and the potential target document images. At least one target document image is retrieved based on the determined best match. The retrieved at least one target image may then be displayed, printed or transmitted. | 2009-12-31 |
20090324101 | METHOD FOR DESIGNING COMPUTATIONAL OPTICAL IMAGING SYSTEM - A method for designing computational optical imaging system, including a step for setting a target; a step for designing an optical module; and a step for designing an image restoration module; wherein by using the similarity and blur minimization of the optical module and the image restoration module to gather the optimization judgment standard, the step for designing an optical module and the step for designing an image restoration module operate individually synchronously or in sequence, and by a software product to design an optical imaging system so as to reduce the quantity and time of calculation and save repairing costs. | 2009-12-31 |
20090324102 | IMAGE PROCESSING APPARATUS AND METHOD AND PROGRAM - An image processing apparatus includes a difference calculation unit that obtains a luminance difference between images of two successive frames; an average calculation unit that calculates the average of luminance differences obtained for a predetermined number of successive frames; a change determination unit that determines, for each frame of the predetermined number of the successive frames, whether images of two successive frames including the frame are the same by comparing the luminance difference obtained for the frame with the average; and a display pattern determination unit that determines a temporal display pattern of images of the predetermined number of the successive frames from among a plurality of display patterns including a display pattern in which groups each having a certain number of successive frames in which the same image is displayed are regularly repeated, using a determination result obtained by the change determination unit. | 2009-12-31 |
20090324103 | METHOD, APPARATUS AND COMPUTER PROGRAM PRODUCT FOR PROVIDING IMAGE MODIFICATION - A method for providing image modification may include searching an image gallery based on a characteristic of a captured image, determining a correlation between the captured image and a similar image from the image gallery, the similar image sharing the characteristic, and enabling modification of the captured image based on features associated with the similar image that are not visible in the captured image. An apparatus and computer program product corresponding to the method are also provided. | 2009-12-31 |
20090324104 | Hidden image identification system, products, identification device and producing method - The invention is concerned with a hidden image product, an identification device which shows the hidden image information, an identification system, the produce method of the produce and the identification equipment, the identification equipment contains a single layer or multi-layer lens with the specified array micro-structure. The produce contains the array pixels with same-level array-distance corresponding with the identification equipment array micro-structure. The selected area of the array pixels and the identification equipment array micro-structure has the entirely or partly controlling phase excursion, shows the micro-structure or the hidden image in the pixel when the array of pixels of the product or the array of the identification equipment array micro-structure is superposition or spacedly squaring with distance. The invention overcomes the low anti-false precision and the inconvenience of the existing hidden image identification technique. | 2009-12-31 |
20090324105 | VIDEO CODING SYSTEM, SORTING SYSTEM, CODING METHOD AND SORTING METHOD - A video coding system specifying sorting information included in an image has a VCS accumulating an image and an off-line OCR applying character recognition to the image. The VCS accumulates an image including the sorting information described in characters. When the image distributed from the VCS and information presumed to the sorting information described on the image are given to the off-line OCR, the off-line OCR applies a character recognition processing to the image, while assuming the given information, presumed to be the sorting information, to be a recognition result. Based on the result of the character recognition processing, the off-line OCR confirms whether or not the given information is correct as the sorting information described on the image. | 2009-12-31 |
20090324106 | METHOD AND APPARATUS FOR MAGNETIC CHARACTER RECOGNITION - A method for magnetic character recognition may include: a peak detection process for detecting peak positions in a regeneration waveform; a character pitch measuring process for calculating an average character width and an average character period of each character according to a detection result of the peak detection process; a character segmentation process for calculating a peak interval array for each character according to the average character period; a peak searching process for searching for peak positions by using searching conditions, which are different from what the character segmentation process applies, on each waveform part segmented through the character segmentation process; a peak count evaluation process for choosing either a result of the character segmentation process or a result of the peak searching process, depending on whether the number of peaks in the waveform part agrees with a prescribed number of peaks; and a character determining process for a matching operation on a peak interval array, according to the peak interval array determined through the peak count evaluation process, to determine the character. | 2009-12-31 |
20090324107 | SYSTEMS AND METHODS FOR IMAGE RECOGNITION USING GRAPH-BASED PATTERN MATCHING - A method for creating a modeling structure for classifying objects in an image comprises converting an image into digital image data; using a processor, simplifying the digital image data; using the processor, isolating objects in the simplified digital image data; using the processor, creating graphs of the isolated objects, the graphs comprising vertices and edges; using the processor, converting the graphs into representative graph data structures, the graph data structures comprising a database key based on the vertices and edges. | 2009-12-31 |
20090324108 | SYSTEM AND METHOD FOR LOAD BALANCING A VIDEO SIGNAL IN A MULTI-CORE PROCESSOR - Sequential video data frames are encoded using cores including a first core and a second core. A first beginning frame is divided into slices. The first core is assigned to process a first slice. The second core is assigned to process a second slice. The first beginning frame is processed using the cores which results in a first ending frame in which the first slice was partitioned into a third slice and a fourth slice. The third slice was processed by the first core. The fourth slice and the second slice were processed by the second core. A second beginning frame, which immediately follows the first ending frame, is divided into a second plurality of slices. The first core is assigned to the third slice. The second core is assigned to a fifth slice which has a size equal to a sum of the second and fourth slices. | 2009-12-31 |
20090324109 | Systems and Methods for Color Data Compression - Systems and methods are provided for reducing data size of at least one bitmap image, wherein the bitmap image comprises a plurality of color blocks, wherein each color block is associated with a distinct color plane. In some embodiments, the bitmap image may be compressed. At least one compressed color block that is contained in a transfer frame may be determined, based on information pertaining to a physical offset between successive color planes when they are rendered on a print medium. Further, at least one compressed color block in the transfer frame may be tagged, if the size of the transfer frame exceeds a threshold, and the resolution of the at least one compressed color block that is tagged may be reduced. | 2009-12-31 |
20090324110 | SCREEN TRANSFER APPARATUS AND METHOD THEREOF AND PROGRAM STORAGE MEDIUM - An apparatus that communicates with a screen display apparatus: a generation unit configured to generate image data to be displayed on a screen; an identification unit configured to identify an overlapping area that overlaps with the image data for each of a plurality of divided areas into which the screen is divided, respectively; a division unit configured to divide respective partial image data belonging to the respective overlapping areas in a vertical direction or a horizontal direction of the screen; a data compression processor configured to compress respective divided image data belonging to the respective divided areas by using dictionary data obtained based on a predetermined amount of divided image data compressed in the past belonging to the respective divided areas; and a data transmission unit configured to transmit respective compressed image data belonging to the respective divided areas in an order defined according to a rule given in advance. | 2009-12-31 |
20090324111 | Lithographic Apparatus and Device Manufacturing Method Utilizing a Multiple Dictionary Compression Method for FPD - A system is provided that includes a device having an emissive portion, a memory, and a dictionary decompressor. The device having an emissive portion is configured to produce a patterned beam. The memory is configured to store a compressed representation of a requested dose pattern, comprising two groups of repeating pattern features, to be formed on a surface by the patterned beam. The dictionary decompressor at least partially decompresses the compressed representation. The dictionary decompressor comprises a first dictionary memory configured to store pattern data corresponding to a first group of the two groups of repeating pattern features and a second dictionary memory configured to store pattern data corresponding to a second group of the two groups of repeating pattern features. The repeating pattern features in the first group have one or more differing characteristics than the repeating pattern features in the second group. Related methods are also provided. | 2009-12-31 |
20090324112 | METHOD AND APPARATUS FOR BANDWIDTH-REDUCED IMAGE ENCODING AND DECODING - An image encoding apparatus is provided, including a lossless compression unit that performs lossless compression on deblocked data on a window basis during encoding of image data; a lossless compression controller that determines a relation between the deblocked data and the losslessly compressed deblocked data and determines a size of the window; a cache controller that selects losslessly compressed deblocked data corresponding to reference data used for motion compensation or motion estimation from the losslessly compressed deblocked data, based on the relation between the deblocked data and losslessly compressed deblocked data; a lossless compression reconstruction unit that decodes the selected losslessly compressed deblocked data to reconstruct the reference data; and a cache storage unit that stores the reconstructed reference data. | 2009-12-31 |
20090324113 | Method For Encoding A Picture, Computer Program Product And Encoder - A Method for encoding a picture with a first region and a second region is described wherein the first region is encoded according to a first encoding scheme, the second region is encoded according to a second encoding scheme and the second encoding scheme is carried out taking a parameter representing the visual perception of the second region into account. | 2009-12-31 |
20090324114 | IMAGE COMPRESSION APPARATUS AND IMAGE COMPRESSION METHOD - An image compression apparatus includes: first and second imaging sections for capturing an image of a subject to generate first and second image signals, respectively; first and second encoding sections for encoding the first and second image signals to generate first and second image data, respectively; first and second distance measuring sections for measuring a distance to the subject for each of image blocks, at the same time as the first and second imaging sections perform image capturing, to generate first and second distance information, respectively; first and second multiplexing sections for generating first and second multiplexed data on the basis of the first and second image data and the distance, respectively, by respectively multiplexing the first and second image data and first and second distance data, which are generated on the basis of the first and second distance information and indicate the distance to the subject for each of predefined pixel blocks in the first and second image data, respectively; and a compression processing section for reducing amounts of the first and second multiplexed data to generate compressed data. The compression processing section generates the compressed data by extracting long-distance blocks in the first and second image data on the basis of the first and second distance data, respectively, calculating a differential between the long-distance blocks in the first and second multiplexed data, and deleting the long-distance blocks in the first or second multiplexed data which are identical to their counterparts in the other multiplexed data. | 2009-12-31 |
20090324115 | Converting the frame rate of video streams - A frame rate conversion may be done using a target image between a current and a previous image. A first motion field is estimated between the target image and the current image. A second motion field is estimated between the target image and the previous image. The motion fields are then used for motion compensation in the frame rate conversion. | 2009-12-31 |
20090324116 | Encoding and decoding device and encoding method and decoding method - [Problems] To provide an encoding device capable of achieving a sufficient compression ratio even when using a prefix code such as a Huffman code as the entropy encoding method in the wavelet conversion encoding. | 2009-12-31 |
20090324117 | IMAGE DENOISING TECHNIQUES - Image denoising techniques include determining wavelet-domain noise model and a non-parametric multivariate wavelet description from the image signal for raw image data. A noise corrected image may then be determined from the image signal, the wavelet-domain noise model and the non-parametric, multivariate wavelet description and the image signal. | 2009-12-31 |
20090324118 | Computing higher resolution images from multiple lower resolution images - Super-resolution images may be produced by dividing a higher resolution image into a set of non-overlapping rectangular tiles of substantially the same size. Then, each pixel in each lower resolution image is mapped to the higher resolution image and it is determined which tiles are mapped to which lower resolution image pixels. A continuous buffer may be allocated for each tile and the relevant lower resolution pixels may be stored, together with optical flow vectors, in that continuous buffer. Then, the determination of gradients may use the information now stored in the buffer to facilitate symmetric multiprocessing using multi-core processors. | 2009-12-31 |
20090324119 | Method of Correcting Digital Image Distortion Caused by a Sheet-Fed Scanner - A novel and useful method of processing digital images to correct distortion caused by a sheet-fed scanner. The method of the present invention derives a model which estimates the distortion. Match points are detected in the digital image and compared to match points of pre-defined templates. Treating the relative locations of the detected match points as polar coordinates (as opposed to Cartesian coordinates) enables a model to be derived to correct the distortion. In the event that there are multiple distortions to the digital image the digital image is partitioned into segments, with a separate model derived for each segment. | 2009-12-31 |
20090324120 | High information density of reduced-size images of web pages - Various embodiments create a source image from a web page and then process the source image effective to remove left and/or right border areas so that a reduced-size web page image created from the source image has a better chance of capturing relevant content for a viewer. In at least some embodiments, image processing techniques are utilized to identify repeating patterns of pixels along left and/or right border areas of a source image. The image processing techniques can process individual rows of pixels looking for patterns of pixel color values. Identified patterns of pixel color values are noted and then subsequently used to remove regions of the source image in which repeating patterns occur. Having removed these regions from a source image, the source image can be reduced in a manner directed to improving information density contained in a reduced-size web page image created from the source image. | 2009-12-31 |
20090324121 | Automatic parameter estimation for adaptive pixel-based filtering - One particular automatic parameter estimation method and apparatus estimates low level filtering parameters from one or more user controlled high-level filtering parameters. The high level filtering parameters are strength and quality, where strength indicates how much noise reduction will be performed, and quality indicates a tolerance which controls the balance between filtering uniformity and loss of detail. The low level filtering parameters that can be estimated include the spatial neighborhood and/or temporal neighborhood size from which pixel candidates are selected, and thresholds used to verify the “goodness” of the spatially or temporally predicted candidate pixels. More generally, a criterion for filtering digital image data is accessed, and a value is determined for a parameter for use in filtering digital image data, the value being determined based on whether the value results in the criterion being satisfied for at least a portion of a digital image. | 2009-12-31 |
20090324122 | IMAGE PROCESSING METHOD AND RELATED APPARATUS - The present invention discloses an image processing method. The image processing method includes: performing an edge detection upon image data to generate an image edge detection result; determining an adjusting parameter corresponding to a target pixel according to the image edge detection result; and adjusting a gray value of the target pixel according to the adjusting parameter. | 2009-12-31 |
20090324123 | Image processing method, image processing apparatus, and image processing program - The amount of time spent extracting linear noise components is reduced, when removing linear noise components from an image. A reduced image is generated, by reducing a radiation image in at least one of the vertical and horizontal directions. A linear noise image that represents linear noise components in the Y direction is generated, by extracting linear noise components from the reduced image. Thereafter, the generated linear noise image is enlarged to the image size of the original image; the linear noise components are removed from the radiation image, employing the enlarged linear noise image. | 2009-12-31 |
20090324124 | Color adjustment interface for high speed color printer - A color adjustment interface includes an original image thumbnail representing a version of an image prior to modification, a current image thumbnail representing a version of an image after a modification and a color polygon including a multitude of variation image thumbnails each representing a color variation. Each selection of a variation image thumbnail modifies the current image thumbnail in an adjustment towards a color represented by the selected variation image. | 2009-12-31 |
20090324125 | Image Processing Apparatus and Method, and Program - An image processing apparatus includes: a difference-value calculation mechanism calculating a difference value between the first accumulated value produced by accumulating luminance values of a plurality of pixels in a first image and the second accumulated value produced by accumulating luminance values of a plurality of pixels in a second image having a difference in time with the first image; a threshold-value creation mechanism for creating a plurality of threshold values on the difference value in accordance with the first accumulated value, corresponding to the luminance change levels in order to grade a luminance change between the first image and the second image by a luminance change level indicating a degree of the luminance change; and a luminance-change-level determination mechanism for determining the luminance change level corresponding to the difference value on the basis of the plurality of threshold values. | 2009-12-31 |
20090324126 | IMAGE DECONVOLUTION USING COLOR PRIORS - Described are techniques for image deconvolution to deblur an image given a blur kernel. Localized color statistics derived from the image to be deblurred serve as a prior constraint during deconvolution. A pixel's color is formulated as a linear combination of the two most prevalent colors within a neighborhood of the pixel. This may be repeated for many or all pixels in an image. The linear combinations of the pixels serve as a two-color prior for deconvolving the blurred image. The two-color prior is responsive to the content of the image and it may decouple edge sharpness from edge strength. | 2009-12-31 |
20090324127 | Method and System for Automatic Red-Eye Correction - Methods and systems are provided for automatic red-eye correction in digital images in which the location of red eyes in a digital image is detected, the red eyes in the digital image are corrected by restoring the red eyes to their natural color; and the corrected digital image is displayed. | 2009-12-31 |
20090324128 | APPARATUS AND METHOD FOR REDUCING TRANSITION ARTIFACTS IN AN OVERALL IMAGE COMPOSED OF SUB-IMAGES - The present invention provides an apparatus and a method for reducing transition artifacts in an overall image composed of sub-images whose image areas have overlap areas. The apparatus includes a storer for storing image data of the pixels of the sub-images, and a generator for generating the overall image, on the basis of the image data of the sub-images by superposition of the image data of the pixels in the overlap area in accordance with a weighting, the weighting being configured such that any influence of a pixel of a sub-image which would cause an artifact in the overall image is reduced in the overall image. | 2009-12-31 |
20090324129 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM - The image processing apparatus of the present invention is characterized by including an obtaining unit configured to obtain image data and a detection result of a main subject in the image data; a detecting unit configured to apply main subject detecting processing to the image data obtained by the obtaining unit; a coincidence determining unit configured to determine whether a detection result of the main subject obtained by the obtaining unit and a detection result of the main subject detected by the detecting unit coincide with each other; and a correction amount determining unit configured to determine an amount of correction to be applied to the image data in accordance with a determination result obtained by the coincidence determining unit. Image correction processing is performed in a determined correction processing manner. | 2009-12-31 |
20090324130 | Image Expansion Apparatus and Image Expansion Method - According to one embodiment, a first correlation calculator calculates a correlation between first pixel blocks, and detects as first reference pixels actual pixels contained respectively in the first pixel blocks with the highest correlation. A second correlation calculator calculates a correlation between second pixel blocks, and detects as second reference pixels actual pixels contained respectively in the second pixel blocks with the highest correlation. The first pixel blocks include pixels arranged in a plurality of rows and columns The second pixel blocks include pixels arranged in at least one row less than the rows of the first pixel blocks and a plurality of columns. An interpolation calculator calculates, when the first reference pixels are located perpendicular to the actual pixel lines, the pixel value of the interpolation pixel based on the second reference pixels. | 2009-12-31 |
20090324131 | SYSTEM AND METHOD FOR VIDEO BASED SCENE ANALYSIS - A method comprises searching in a video stream a first frame and a second frame that each has enough point correspondence with a image model, wherein the first frame is the nearest previous frame prior to a third frame, and the second frame is the nearest subsequent frame to follow the third frame. The method further comprises calculating an interpolation between a first mapping matrix of the first frame and a second mapping matrix of the second frame to obtain a third mapping matrix of the third frame that has insufficient point correspondence with the image model. | 2009-12-31 |
20090324132 | FAST APPROXIMATE SPATIAL REPRESENTATIONS FOR INFORMAL RETRIEVAL - A spatial region, such as a geographic region, may be represented by a series of vectors in a binary tree or other binary representation. The binary tree may be generated by successively dividing a region into smaller rectangles or vectors, until either a vector is completely within the region or reaches a size limit. The vectors may be ordered, allowing a linear comparison between two binary trees to determine if one space overlaps the other. Because the comparison between two ordered binary trees results in an ordered binary tree, subsequent comparisons may also be performed linearly. | 2009-12-31 |
20090324133 | Masking Tool - A system for controlling effects performed on an image includes a digital camera having a display that displays the image. A masking tool positions a graphical representation on the display, the graphical representation defining a portion of the image that is altered when the effects are applied to the image. The masking tool is positioned over a masked portion of an image and an effect is applied. The effect is applied on the image inside the masked portion. | 2009-12-31 |
20090324134 | SPLITTING FILE TYPES WITHIN PARTITIONED IMAGES - The claimed subject matter provides a system and/or a method that facilitates optimally and efficiently utilizing an image file format. A server can host an image that is partitioned into two or more tiles, wherein the two or more tiles collectively represent the image in entirety and are defined in at least one image file format. A tile generator can evaluate at least one tile to identify a suitable image file format based upon at least one of a characteristic of such file format or a context of a use for the tile. A browser can utilize the tile in the identified file format in order to render a portion of the image. | 2009-12-31 |
20090324135 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, PROGRAM AND RECORDING MEDIUM - An image processing apparatus includes: an imaging information calculation unit acquiring a first image and higher-resolution second images, and calculating coordinate positions of the second images to the first image and differences in imaging direction between second cameras and a first camera; an eyepoint conversion unit generating eyepoint conversion images obtained by converting the second images based on the differences in imaging direction so that eyepoints of the second cameras coincide with an eyepoint of the first camera and matching the first image with the eyepoint conversion images to calculate phase deviations of the eyepoint conversion images from the first image; and an image synthesizing unit extracting high-frequency images, having frequency components higher than or equal to a predetermined frequency band, from the second images, and pasting the high-frequency images at the coordinate positions in correspondence with the first image to eliminate the phase deviations to generate a synthesized image. | 2009-12-31 |
20090324136 | Apparatus, method, and computer-readable recording medium for pixel interpolation - A disclosed pixel interpolation apparatus for converting an image to a predetermined resolution includes a first interpolating part configured to calculate a first interpolation pixel value by performing high order interpolation using pixel values of plural first reference pixels and a distance between the plural first reference pixels and a first interpolation pixel; a second interpolating part configured to calculate a second interpolation pixel value by performing weighted interpolation using pixel values of plural second reference pixels, an edge gradient of the second reference pixels, and the distance between the second reference pixels and a second interpolation pixel; an overshoot area detecting part configured to detect an overshoot area in the image; and an interpolation pixel selecting part configured to determine whether to perform the high order interpolation or the weighted interpolation according to a detection result of the overshoot area detecting part. | 2009-12-31 |
20090324137 | DIGITAL IMAGE TAGGING APPARATUSES, SYSTEMS, AND METHODS - In an exemplary embodiment, user input is received, a selected portion of a digital image is identified based on the user input, and a tag is applied to the selected portion of the digital image. The applied tag provides an association between the selected portion of the digital image and a data instance. | 2009-12-31 |
20090324138 | Methods and systems related to an image capture projection surface - The present disclosure relates generally to systems and methods that are related to an image capture projection surface. For example, in some implementations, a method includes receiving at least one projected image on at least one image capture projection surface, capturing at least a portion of the at least one projected image from the at least one image capture projection surface to form a captured image, and communicating at least a portion of the captured image. | 2009-12-31 |
20090324139 | REAL TIME DOCUMENT RECOGNITION SYSTEM AND METHOD - A document recognition system comprises a document structure analyzing module for marking a document into a plurality of blocks according to at least one structural characteristic of the document, a reading scheduling module for arranging a reading schedule for reading the plurality of blocks, a positioning module for positioning one block that is being read, and a recognizing module for recognizing the block being read and then outputting the content of the block. The system described above thus can recognize documents in real time. | 2009-12-31 |
20090324140 | Reinforced plastic sheet utility bag - A structurally enhanced plastic bag, comprising front and back plastic sheets interconnected along side edges and along a bottom edge, the sheets having unconnected top edges, at least one top edge defining an undulant upward protrusion along edge medial extents, the two sheets defining at least one transverse medial opening intersecting a portion of the protrusion to define a handle between the upper edge of the protrusion and the opening, and a structural plastic sheet patch bonded to at least one of the front and back sheets and extending proximate the transverse medial opening, and in upward alignment with the handle. | 2009-12-31 |
20090324141 | RECLOSABLE VACUUM-TIGHT POUCH AND RESEALABLE VACUUM-TIGHT CLOSURE MECHANISM THEREFOR - A resealable vacuum-tight closure mechanism comprises a first closure element that includes a first base and a second closure element that includes a second base. A first contact surface on a first interlocking profile depends from the first base and a second contact surface on a second interlocking profile depends from the second base. The first and second contact surfaces provide a maximum occlusion distance when the first and second interlocking profiles are in an occluded state. A first sealing member extends from the first base, has a first length, is spacedly disposed from the first interlocking profile, and has a first sealing surface disposed thereon. A second sealing member extends from the second base, has a second length, is spacedly disposed from the second interlocking profile, and has a second sealing surface disposed thereon that is complementary to the first sealing surface. A sealing reservoir protrusion is disposed between the first sealing member and the first interlocking profile and has a volume sufficient to form a first gastight seal in a first occluded space between the first and second closure elements and bounded by the first and second occluded sealing members and the first and second occluded interlocking profiles upon formation of an end-stomp at an end of the first and second closure elements. A sum of the first and second lengths of the respective first and second sealing members is greater than or about equal to a length necessary to maintain a second gastight seal between the first and second sealing surfaces when the first and second interlocking profiles are in the occluded state. | 2009-12-31 |
20090324142 | PACKAGING MATERIAL AND BAG FOR PACKAGING OF MEDICINAL PRODUCT - The present invention provides a bag for packaging medicinal product or a packaging material having excellent long-term storage stability. Specifically, the present invention provides a packaging material that comprises at least a moisture-permeable layer, a moisture-absorption layer, and a shielding layer laminated sequentially, wherein: (1) the moisture-absorption layer is formed of a first composition comprising a moisture absorbent and a resin component; (2) the moisture-permeable layer is formed of a second composition comprising a resin component; and (3) the first composition contains a moisture absorbent in a proportion of 15 wt. % to 60 wt. %. | 2009-12-31 |
20090324143 | BAGS HAVING COMPOSITE STRUCTURES AND RELATED METHODS - A bag can include walls formed of a material having multiple layers, which can include a paper layer located between an outer layer and an inner layer. The outer layer can be formed from a nylon material and the inner layer can be formed from a polyolefin material, and the bag can exhibit grease-resistant properties. The bag can be formed into a variety of configurations, such as a sewn-open-mouth configuration in which a stitching element extends through a wall of the bag or a variety of pinch-type closure configurations. | 2009-12-31 |
20090324144 | BAG AND METHOD FOR EMPTYING A BAG - To empty a bag which has at least one cross bottom ( | 2009-12-31 |
20090324145 | AEROSTATIC DEVICE DAMPER - An aerostatic device for ultra precision machine tools, the aerostatic device having a damping device for use at any angle, including vertical, and comprising a male part ( | 2009-12-31 |
20090324146 | LINEAR GUIDE UNIT - A linear guide unit, with a guide carriage arranged on a guide rail, and rolling bodies which circulate in circulating channels. Each circulating channel has a load section, a return section and two deflection sections endlessly connecting the load section to the return section. The load section is delimited by running tracks for the rolling bodies, which are formed on the guide carriage and guide rail, and with lubricant channels which are formed on the guide carriage and are connected to the circulating channels. An end is connected to a transfer point to a further lubricant channel or the circulating channel. A seal with an annularly closed sealing section is provided between the end of the lubricant channel and the transfer point, and is designed as a valve which prevents the lubricant channel from running at no-load. | 2009-12-31 |
20090324147 | THIN LIQUID FILM FOR A SPINDLE MOTOR GAS BEARING SURFACE - A system and method are provided for reduced power consumption and reduced wear in a spindle motor. The spindle motor includes a fluid dynamic bearing containing gas defined between a stationary component and a rotatable component. A liquid layer is coated on at least a portion of at least one of the rotatable component surface and the stationary component surface. The liquid layer is formed from a liquid having a predetermined concentration, and formed having a predetermined thickness. The predetermined thickness is accomplished utilizing at least one of a predetermined dwell time, withdraw velocity and bearing surface roughness. In an aspect, the liquid layer is formed with an increased thickness by at least one of increasing the liquid concentration, increasing the dwell time, and increasing the withdraw velocity. In an aspect, a method is provided to obtain thin liquid film thicknesses ranging from about 5 nm to about 350 nm. | 2009-12-31 |
20090324148 | FIBER OPTIC SENSING DEVICE AND METHOD FOR MONITORING FOIL BEARINGS - A rotary machine includes a rotary component disposed to rotate with respect to a stationary component. A foil bearing is disposed between the stationary component and the rotary component and configured to rotatably support the rotary component. A fiber optic sensing system including one or more fiber optic sensors is disposed in the foil bearing and configured to detect one or more parameters related to the foil bearing. | 2009-12-31 |
20090324149 | FLUID DYNAMIC BEARING DEVICE - An outer peripheral surface ( | 2009-12-31 |
20090324150 | THROUGH-SHAFT FLUID RECIRCULATION FOR A SPINDLE MOTOR - An apparatus and method are described for a fluid dynamic bearing motor as may be utilized in a disc drive memory system. A fluid seal is situated at a first axial end of a bearing, and a grooved pumping seal is situated at a second axial end of the bearing. In an aspect, a fluid recirculation passageway is defined through a shaft and a thrustplate, to recirculate fluid from axially above the grooved pumping seal at the second axial end of the bearing to the first axial end of the bearing. Any air ingested at the grooved pumping seal, or which came out of solution from the fluid, is purged into a fluid reservoir and out the fluid seal. In an aspect, fluid is recirculated from the center of the journal bearing and the bearing pressure grooves to the fluid recirculation passageway and toward an air purging fluid seal. | 2009-12-31 |
20090324151 | SLEW BEARING SYSTEM - A slew bearing system includes a first bearing ring and a second bearing ring concentrically positioned relative to each other forming at least upper and lower raceways there between, a plurality of bearing rollers positioned in each raceway between the first bearing ring and the second bearing ring, a plurality of delivery nozzles capable of delivering an air and oil mixture into the raceways adjacent the upper raceway, passages capable of fluidly communicating the air and oil mixture through the raceways and collecting some oil from the mixture adjacent the lower raceway, seals capable of regulating air flow through the passages and inhibiting outflow of oil from the raceways, and at least one exit port capable of outward flow of air and oil from the raceways adjacent the lower raceway. | 2009-12-31 |
20090324152 | WHEEL SUPPORT BEARING ASSEMBLY EQUIPPED WITH SENSOR - In a wheel support bearing assembly including double row rolling elements ( | 2009-12-31 |
20090324153 | Element for sealing two parts that can be rotated in relation to one another - The invention relates to an element ( | 2009-12-31 |
20090324154 | WHEEL BEARING APPARATUS - A bearing apparatus includes an inner ring including a flange a tubular portion which has an end face; an outer ring coupled to the inner ring through a plurality of rolling elements; and a drive force-receiving portion including a plurality of teeth which is radially formed on the end face in a direction intersecting an axial direction. A surface of the each teeth is coated by a coating. | 2009-12-31 |
20090324155 | Tapered roller bearing - A tapered roller bearing comprises an inner ring having a conical surface-like raceway surface in it outer periphery and formed with a cone back face rib and a cone front face rib on the opposite sides of the raceway, an outer ring having a conical surface-like raceway in its inner periphery, a plurality of tapered rollers interposed between the raceways of the inner and outer rings, and a cage for holding the tapered rollers in predetermined circumferential intervals, wherein the ratio R/R | 2009-12-31 |
20090324156 | Light control device - To provide a light control device which is possible to realize a velocity matching between a microwave and an optical wave or an impedance matching of the microwaves even though a signal path having a high impedance of 70Ω or more, and is possible to reduce a driving voltage. | 2009-12-31 |
20090324157 | Optical waveguide device and producing method thereof - An optical waveguide device includes; a substrate having an electro-optic effect, and a first optical waveguide and a second optical waveguide formed substantially in parallel on a top face of the substrate. A groove is formed for cutting only the first optical waveguide, of the first optical waveguide and the second optical waveguide. The groove penetrates from the top face to a bottom face of the substrate. Such a groove can be formed for example by fixing a side face of the substrate on the second optical waveguide side to a supporting base of a dicing machine so that the first optical waveguide is positioned on an upper side and the second optical waveguide is positioned on a lower side, and advancing the dicing saw from the bottom face side to the top face side of the substrate. | 2009-12-31 |
20090324158 | Optical modulation device and manufacturing method thereof - An optical modulation device includes: a crystal substrate having an electro-optic effect; an optical waveguide formed in the crystal substrate; an electrode formed on the crystal substrate, to apply an electric field to the optical waveguide; and a buried layer of low dielectric constant buried to avoid the optical waveguide, in at least one portion of a lower region of the electrode inside the crystal substrate, which is spaced from both of a front surface of the crystal substrate on which the electrode is formed and a rear surface thereof opposed to the front surface. | 2009-12-31 |
20090324159 | OPTICAL CHIRAL FIBER ISOLATOR AND METHOD OF FABRICATION THEREOF - The present invention provides an optical in-fiber chiral fiber isolator, capable of transmitting a signal of a predetermined optical polarization in a forward direction therethrough, while rejecting all signals traveling in a backward direction therethrough, and a method of fabrication thereof. In one exemplary embodiment, the inventive optical chiral fiber isolator includes a chiral magneto-optical fiber having a helical pitch profile, a birefringence profile, and an effective Verdet constant profile, at least a portion of which is exposed to a magnetic field of a predetermined magnetic field profile (generated by a proximal magnetic field source), where the magnetic field profile, the chiral pitch profile, the birefringence profile, and the effective Verdet constant profile are selected and configured such that the inventive isolator is capable of transmitting a signal of a predetermined optical polarization in a direction from its input end toward its output end, and to reject all signals in a direction from its output end to its input end. | 2009-12-31 |
20090324160 | FIXTURE FOR SHAPE-SENSING OPTICAL FIBER IN A KINEMATIC CHAIN - Localized strain is effectively eliminated in a shape sensing optical fiber where the fiber exits a link in a kinematic chain. In one aspect, the fiber is positioned in a channel within a fiber fixture portion of the link, and a surface of a lip of the channel is curved. The curved surface of the lip begins tangent to a wall of the channel and has a maximum radius of curvature that is less than the minimum bend radius that the fiber will experience during shape sensing. In another aspect the fiber is positioned within a shape memory alloy tube that extends from the link. | 2009-12-31 |
20090324161 | FIBER OPTIC SHAPE SENSOR - A shape sensing system to determine the position and orientation of one link with respect to another link in a kinematic chain. An optical fiber is coupled to two or more links in a kinematic chain. A shape sensing segment is defined to start at a proximal link and to end at a distal link, crossing one or more joints. A reference frame is defined at the start of the shape sensing segment. As the joints move, an interrogator senses strain in the shape sensing segment. The sensed strain is used to output a Cartesian position and orientation of the end of the shape sensing segment with respect to the reference frame defined at the start of the shape sensing segment. The pose of the kinematic chain is determined from the Cartesian positions and orientations of one or more shape sensing segments defined for the kinematic chain and from an a priori model and constraints of the kinematic chain. | 2009-12-31 |
20090324162 | CMOS COMPATIBLE INTEGRATED DIELECTRIC OPTICAL WAVEGUIDE COUPLER AND FABRICATION - An optoelectronic circuit fabrication method and integrated circuit apparatus fabricated therewith. Integrated circuits are fabricated with an integral optical coupling transition to efficiently couple optical energy from an optical fiber to an integrated optical waveguide on the integrated circuit. Layers of specific materials are deposited onto a semiconductor circuit to support etching of a trench to receive an optical coupler that performs proper impedance matching between an optical fiber and an on-circuit optical waveguide that extends part way into the transition channel. A silicon based dielectric that includes at least a portion with a refractive index substantially equal to a section of the optical fiber is deposited into the etched trench to create the optical coupler. Silicon based dielectrics with graded indices are also able to be used. Chemical mechanical polishing is used finalize preparation of the optical transition and integrated circuit. | 2009-12-31 |
20090324163 | High confinement waveguide on an electro-optic substrate - The invention relates to an optical device including a passive high confinement waveguide, such as of silicon-rich silicon nitride, on an electro-optic substrate, like lithium niobate, optically coupled to a waveguide in the electro-optic substrate. A wide range of electro-optic devices are enabled by this high confinement waveguide structure, including: directional couplers, compact tap couplers, folded electro-optic devices, electro-optic modulators including ring resonators, electro-optic gratings. Further applications enabled by the present invention include hybrid passive planar lightwave circuits (PLC) integrated with electro-optically active waveguides, using the high confinement waveguide as an intermediary waveguide to transfer optical power between the passive and active components. | 2009-12-31 |
20090324164 | Waveguide photodetector device and manufacturing method thereof - Embodiments of the present invention describe a waveguide-based photodetector device and its methods of fabrication. The waveguide photodetector device comprises a substrate having a cladding structure formed thereon. A waveguide element for receiving optical signals is disposed within the cladding structure. A portion of the waveguide element is encapsulated by a photodetector element that detects the optical signal received by the waveguide element and generates an electrical signal based on the optical signal. Encapsulating the waveguide element in the photodetector element improves coupling efficiency and enables a waveguide photodetector device with higher speeds and higher responsivity. | 2009-12-31 |
20090324165 | MANUFACTURING METHOD OF OPTICAL DEVICE AND OPTICAL DEVICE - A method of manufacturing an optical device involves forming patterns on a dielectric substrate. The patterns include a waveguide pattern having a folded part, a conductor pattern positioned on an outer peripheral side of the folded part, and a dummy pattern that connects the folded part and the conductor pattern. The method further involves performing heat diffusion processing on the dielectric substrate on which the patterns have been formed at the forming, to make the waveguide pattern into an optical waveguide. | 2009-12-31 |
20090324166 | Electro-optic device packages - A package design for electro-optic devices has been developed in which the substrate supporting the electro-optic element serves also as the base of the device housing. The electro-optic element is flip-chip bonded to the substrate. In a preferred embodiment the substrate is a multi-level wiring board. | 2009-12-31 |
20090324167 | APPARATUS FOR TRANSMITTING OPTICAL SIGNALS BETWEEN COMPONENTS WHICH CAN BE ROTATED RELATIVE TO ONE ANOTHER (ROTARY TRANSMITTER) - A rotary transmitter for transmitting optical signals between two components is described. In accordance with the invention, provision is made for a fiber optic cable, optionally also a second fiber optic cable to be used to transmit the signals, the latter being suited, due to their surface treatment, to coupling signals of send elements and forwarding them to an interface in order to be registered there by a receive element. The fiber optic cables are laid such that they describe a circle upon which the transmission elements rotate about an axis of rotation. As a result, a complete data transmission is possible by way of the waveguide. The components (send elements, receive elements and the optical fiber cables) can be fastened to an annular printed circuit board by SMT. | 2009-12-31 |
20090324168 | FIBER STRUCTURE AND A METHOD FOR DISCRIMINATING HIGH ORDER MODES IN THE FIBER STRUCTURE - The invention relates to a fiber structure ( | 2009-12-31 |
20090324169 | MICRO-OPTICS PHOTONIC BANDGAP FIBER COUPLER - A resonator sensing device having an optics coupler device for communicating light between light source(s) and sensor(s) and a hollow core fiber resonator. Light from one resonator fiber tip is coupled to a second resonator fiber tip via a graded index (GRIN) lens having the appropriate pitch such that the maximum coupling efficiency is achieved and having two angled surfaces. The angled surfaces are coated with an appropriate coating having a reflectance R in order to achieve the desired degree of coupling. Light reflected by the second angled surface is captured with another lens (such as a microlens) and coupled to a third fiber segment (coupled port). The optical parameters for the GRIN lens and the microlens are tailored to have the least loss. | 2009-12-31 |
20090324170 | Spectral beam combining and wavelength multiplexing with an optical redirecting element - A method of spectral beam combining comprising the steps of projecting a plurality of laser beamlets of different wavelengths onto a first spectrally dispersive element, spatially chirping the plurality of beamlets via the first spectrally dispersive element, rearranging the spatially chirped beamlets with a beam redirecting element, and combining the beamlets into a single output beam via a second spectrally dispersive element. | 2009-12-31 |
20090324171 | Electronic Apparatus and Photoelectric Conversion Module - There is provided an electronic apparatus connectable to a receptacle of an external electric device. The electronic apparatus includes: a substrate; an electronic component mounted on the substrate; an electric connector which is provided on one longitudinal end of the substrate, electrically connected with the electronic component, and is insertable into the receptacle of the external electric device; first and second spacers respectively provided on the opposite surfaces of the substrate; a metal case for covering the substrate, the electronic component, the electric connector, and the first and second spacers; and a resin protective cover for covering the metal case. The metal case is provided in such a manner that an electrical connection portion thereof required for electrical connection with the receptacle is left exposed. The metal case is in contact with and supported by the first and second spacers. | 2009-12-31 |
20090324172 | Optical branching-coupling device, and manufacturing method and optical module of the same - The optical branching-coupling device having a self-written optical waveguide core is formed without using half mirrors. In the optical branching-coupling device, three POFs are inserted into a housing having an approximately D-shaped sidewall. An approximately semi-columnar region V in the housing was filled with an uncured liquid light-curing acrylic resin. A laser beam was introduced from one of the POFs, and a cured material was formed of the end face of the POF. The diameter was equal to the core diameter of the POF. The cured material grew, resulting in the cured material reaching the end face of another one of the POFs, thereby forming an optical waveguide core. Next, a laser beam was introduced from the end face of the last one of the POFs. The cured material grew, resulting in a connection with the optical waveguide core, thereby forming the optical waveguide core. | 2009-12-31 |
20090324173 | INTERFACE BETWEEN LIGHT SOURCE AND OPTICAL COMPONENT - An optical system includes an optical device having waveguides defined in a first light transmitting medium. The optical device includes stops extending upward from a laser platform. The system also includes a laser bar having a plurality of lasers. The laser bar is positioned on the platform such that each laser is aligned with one of the waveguides. The laser bar includes alignment trenches that each includes a secondary stop extending upward from a bottom of the alignment trench. The secondary stop includes layers of material having different composition. The stops each extend into an alignment trenches such that each stop contacts one of the secondary stops. | 2009-12-31 |
20090324174 | DEVICE CONSISTING OF AT LEAST ONE OPTICAL ELEMENT - An optical assembly comprises at least one optical element movable in at least two degrees of freedom and at least one actuator for adjusting the least one optical element; at least one sensor for sensing the position of the at least one element in at least two degrees of freedom and is characterised in that the at least one sensor is located at least substantially diagonally opposite to the least one actuator. | 2009-12-31 |
20090324175 | EXPANDED BEAM OPTICAL FIBRE CONNECTOR - The present invention relates to an optical connector for use in a fibre optic communications system, and particularly an expanded beam optical connector ( | 2009-12-31 |
20090324176 | BLIND-MATE OPTICAL CONNECTOR FOR SERVER REMOTE MEMORY APPLICATION - Blind-made optical connectors may not be robust and tend to be very sensitive to dust. Accordingly, a floating barrel blind mate optical connector is described which floats with many degrees of freedom for easy connections and accommodates expanded beam connectors to alleviate many common drawbacks. | 2009-12-31 |