Patent application number | Description | Published |
20090051783 | Apparatus and method of capturing images having optimized quality under night scene conditions - An apparatus and method of capturing images having an optimized quality during night time conditions is provided. The apparatus for capturing images includes an image-capturing unit that captures an light from an object and generates a first digital image, a night-scene-sensing unit sensing whether the first digital image is a night-scene image, an exposure-adjustment unit adjusting an optimized exposure time by comparing an edge level of the night-scene image with that of a pre-generated reference image if it is sensed that the input image is the night-scene image, and a controller controlling the image-capturing unit to generate a second digital image based on the adjusted exposure time. | 02-26-2009 |
20090074396 | Auto-focus method, medium, and apparatus for image-capturing - An auto-focus method, medium, and apparatus for image-capturing. The auto-focus method includes obtaining a first image by placing a focus lens of a corresponding image-capturing apparatus at a first fixed position, obtaining a second image by placing the focus lens at a second fixed position; calculating blur levels of the first and second images, and determining a position of the focus lens by substituting the blur levels of the first and second images into each of a plurality of blur level relational expressions, which are derived from a plurality of pairs of images of respective corresponding objects at different distances from an image sensor module, each of the pairs of images being obtained by placing the focus lens at the first and second fixed positions, respectively. | 03-19-2009 |
20090189992 | Apparatus and method for learning photographing profiles of digital imaging device for recording personal life history - Provided are a photographing profile learning apparatus and method of a digital imaging device for recording a personal life history. The photographing profile learning method learns a user's photographing patterns by recommending at least one previous picture consistent with a user's photographing tendencies, using a recommendation function and a user profile based on a user feedback value and a compensation value, receiving user feedback regarding the recommended previous picture, and updating the user profile and the recommendation function according to the user feedback. Therefore, since photographing settings are performed according to a user's tendency and conditions, it is possible to maintain consistency between a currently photographed picture and previously photographed pictures and systematically produce a visual diary. | 07-30-2009 |
20090244319 | IMAGE CAPTURING APPARATUS AND METHOD - Provided is an image capturing apparatus and method, in which the limit of the application of blurring to an input image is determined with the use of a database of recognizable blur levels, and the input image is processed by applying filtering properties corresponding to variations in digital gain and an exposure time. The image capturing apparatus includes a light reception module which receives an optical signal; and an image processing module which adjusts an exposure time-to-digital gain ratio with reference to the amount of light included in the optical signal. | 10-01-2009 |
20100091943 | Apparatus and method for image processing - An image processing apparatus and an image processing method. The image processing apparatus includes an image obtaining unit to obtain a plurality of X-ray images using a plurality of X-rays corresponding to each of a plurality of energy bands being different from each other, a first processing unit to generate a plurality of material images using the plurality of X-ray images, and a second processing unit to generate a high contrast X-ray image using at least one of the plurality of material images. | 04-15-2010 |
20100111262 | Apparatus and method of narrow band x-ray filtering - Disclosed are an apparatus and method of filtering a narrow band X-ray. The apparatus includes a micro filter array to configure a plurality of micro filters in an array, a filter array storing unit to store a filter table having information about an angle of each of the plurality of micro filters within the micro filter array, and a control unit to retrieve the filter table to ascertain the angle of each of the plurality of micro filters. The control unit also controls an angle between each of the plurality of micro filters and a panel supporting the plurality of micro filters to be the ascertained angle, and filters and output a received broadband polychromatic X-ray to be the narrow band X-ray. | 05-06-2010 |
20100135463 | X-ray image obtaining/imaging apparatus and method - An X-ray image obtaining/imaging apparatus and method. An X-ray image may be obtained using an X-ray sensor that is divided into pixel blocks including a plurality of pixels. Each pixel may respectively include a scintillator layer, with the scintillator layers having differing characteristics. | 06-03-2010 |
20100155606 | Method and apparatus for acquiring images created by penetration of radioactive ray - Disclosed is an apparatus and method of acquiring images created by penetration of a radioactive ray. The apparatus includes a scintillator to generate a light signal in response to an irradiated radioactive ray, and to change an advancing direction of the generate light signal, a light receiving unit to receive the light signal whose advancing direction is changed, and a signal processing unit to convert the received light signal into an electrical signal, and acquire an image corresponding to the penetrated irradiated radioactive ray based on the converted electrical signal. | 06-24-2010 |
20110019798 | X-RAY IMAGING APPARATUS AND METHOD FOR REDUCING X-RAY SCATTERING - An X-ray imaging apparatus and method for reducing X-ray scattering are provided. The X-ray imaging apparatus includes an X-ray source, a collimator, a detector, and a controller. The X-ray source emits X-rays, the collimator collimates the X-rays into an X-ray beam, and the detector may include a two-dimensional array of pixels. The controller controls the collimator such that the X-ray beam scans a subject while moving over time. In addition, the controller operates the detector to only operate pixels at an exposure area of the detector where the X-ray beam arrives without scattering such that photocharges generated due to the X-ray exposure can be accumulated and stored in the pixels. | 01-27-2011 |
20110042573 | System and method counting photons - Disclosed are a system and method counting photons. Photons are counted through a plurality of counters. Each of the counters generates a flag signal indicating the availability of each counter for an output of a photon detector. The generated flag signal is input into a control unit which controls a switching unit. The control unit allows a signal to be input into a counter, which is not in dead time, based on the received flag signal. | 02-24-2011 |
20110110489 | Apparatus, method and computer-readable medium analyzing components using X-ray - Provided is an apparatus, method and computer-readable medium analyzing components using an X-ray. The apparatus, method and computer-readable medium may photograph an object using an X-ray of at least two energy bands to output X-ray images, predict a component ratio of the object using the X-ray images, calculate a length of the object for each of the at least two energy bands using an intensity of the X-ray images, when the object is configured in the predicted component ratio, and verify whether an error in the component ratio occurs by comparing the lengths of the object calculated for each of the at least two energy bands. | 05-12-2011 |
20110164797 | Method and system of processing multi-energy x-ray images - Provided is a method and system of processing a multi-energy X-ray image. Through the method and system, a plurality of target images may be acquired using an X-ray detector enabling an energy separation to be performed in a predetermined time interval, with respect to a target where a contrast agent is applied, and a signal processing may be performed on the acquired target images, thereby detecting and reading benign/malignant lesions or masses. | 07-07-2011 |
20110176729 | APPARATUS AND METHOD FOR GENERATING HIGH SENSITIVITY IMAGES IN DARK ENVIRONMENT - There is provided a method of and an apparatus for generating high sensitivity images in a low light level environment, the method including correcting an image acquired through short-time exposure in a low light level environment to an image corresponding to a reference exposure time defined for the low light level environment, the corrected image including a plurality of channels, detecting respective black levels for each of the channels, the detecting of the respective black levels being based on a black level intensity for the reference exposure time, adjusting the respective black levels for each of the channels of the corrected image to respective target black levels for each of the channels, and aligning a value of each of the channels using the respective target black levels. | 07-21-2011 |
20110255654 | System and method processing images in multi-energy X-ray system - An image processing system and method are provided to adaptively discriminate hard tissues and soft tissues of a target in a multi-energy X-ray system. The image processing system and method may minimize a decrease in a dynamic range (DR) for soft tissues affected by hard tissues in a target where the soft tissues and hard tissues are mixed. | 10-20-2011 |
20110311020 | Image diagnosis apparatus and method using X-ray - An image diagnosis apparatus and method may emit radiation to a target object, may compress the target object in response to the emitted radiation, and may collect a plurality of images with respect to the compressed target object in response to the emitted radiation. An elastic image with respect to the target object may be generated based on the plurality of collected images. | 12-22-2011 |
20120014584 | METHOD AND APPARATUS OF PROCESSING IMAGE AND MEDICAL IMAGE SYSTEM EMPLOYING THE APPARATUS - A method of processing an image is provided. The method includes generating a calibration model by learning an intensity-target data set obtained from a parameter of a test subject; and estimating a target. The estimating includes applying the calibration model to a parameter of an input subject and calibrating the parameter of the input subject. | 01-19-2012 |
20120057672 | APPARATUS AND METHOD FOR IMAGING BREAST - An apparatus and method for imaging a breast is provided. The apparatus for imaging a breast includes a first X-ray emission unit configured to emit an X-ray of a first dose to a breast, a second X-ray emission unit configured to emit one or more X-rays of a second dose to the breast, the first dose being greater than the second dose, an X-ray detection unit configured to detect the X-ray of the first dose or the one or more X-rays of the second dose to thereby generate one or more image frames regarding the breast, and an image generation unit configured to generate image data regarding the breast based on the generated one or more image frames. | 03-08-2012 |
20120063662 | METHOD FOR PROCESSING IMAGE, IMAGE PROCESSING APPARATUS AND MEDICAL IMAGE SYSTEM FOR PERFORMING THE SAME - An image processing apparatus is provided. The image processing apparatus includes an extraction unit configured to extract a low-frequency band component and a high-frequency band component from a radiation image formed by passing through a subject, a contrast enhancement processing unit configured to perform a contrast enhancement process to the extracted low-frequency band component, a detail enhancement processing unit configured to perform a detail enhancement process to the extracted high-frequency band component, a synthesis unit configured to synthesize an image resulting from performing the contrast enhancement process and an image resulting from performing the detail enhancement process, and a generation unit configured to reconstruct the synthesized image and generate a diagnosis image. | 03-15-2012 |
20120160309 | SOLAR CELL - Disclosed herein is a dye-sensitized solar cell including a first substrate having a first side and a second side opposite the first side, a second substrate positioned on the second side of the first substrate, a first electrode unit positioned between the first substrate and the second substrate and disposed on the first substrate and a second electrode unit positioned between the first electrode unit and the second substrate and disposed on the second substrate. At least one of the first electrode unit and the second electrode unit may include a current collector electrode and a plurality of electrodes electrically connected to the current collector electrode. The plurality of electrodes may be positioned within an effective area and the current collector electrode may be positioned outside the effective area. A first resistance of the current collector electrode may be less than a second resistance of the plurality of electrodes. | 06-28-2012 |
20120170826 | MULTI-ENERGY X-RAY SYSTEM, IMAGE PROCESSING APPARATUS FOR DISCRIMINATING MULTI-ENERGY X-RAY MATERIAL, AND IMAGE PROCESSING METHOD FOR MATERIAL DISCRIMINATION OF MULTI-ENERGY X-RAY SYSTEM - Disclosed are a multi-energy x-ray system, an image processing apparatus for discriminating a multi-energy x-ray material, and an image processing method for material discrimination of a multi-energy x-ray system. The image processing apparatus for discriminating a multi-energy x-ray material according to one aspect of the present invention comprises: a table for recording attenuation information and multi-energy x-ray spectrum information which correspond to one or more materials; an initial image estimating portion for estimating an initial image of each of the materials with respect to a projection image of each of the energy bands generated when a multi-energy x-ray spectrum passes through a detecting target formed with one or more materials; and an image update portion for updating the initial image as the material discrimination image using the estimated initial image and the spectrum information recorded in the table and the attenuation information recorded in the table. | 07-05-2012 |
20120180850 | PHOTOELECTRIC CONVERSION MODULE AND METHOD OF MANUFACTURING THE SAME - A photoelectric conversion module in which a plurality of photoelectric cells are modularized and a method of manufacturing the photoelectric conversion module with reduced number of manufacturing processes are provided. | 07-19-2012 |
20120248319 | METHOD AND APPARATUS FOR ACQUIRING IMAGES CREATED BY PENETRATION OF RADIOACTIVE RAY - Disclosed is an apparatus and method of acquiring images created by penetration of a radioactive ray. The apparatus includes a scintillator to generate a light signal in response to an irradiated radioactive ray, and to change an advancing direction of the generate light signal, a light receiving unit to receive the light signal whose advancing direction is changed, and a signal processing unit to convert the received light signal into an electrical signal, and acquire an image corresponding to the penetrated irradiated radioactive ray based on the converted electrical signal. | 10-04-2012 |
20120266955 | PHOTOELECTRIC CONVERSION DEVICE AND METHOD OF PREPARING THE SAME - A photoelectric conversion device and a method of fabricating the same are disclosed. The photoelectric conversion device may include a first substrate having a first electrode and a first non-slip portion, a second substrate facing the first substrate and having a second electrode and a second non-slip portion and a sealing member. The photoelectric conversion device may further include an electrolyte solution positioned in a spaced formed between the first substrate, the second substrate, and the sealing member. The first substrate or the second substrate may be positioned to contact at least one of a first non-slip portion and a second non-slip portion. | 10-25-2012 |
20120275565 | METHOD OF DETECTING RADIATION SIGNALS FROM RADIATIONS IN DIFFERENT ENERGY BANDS AND APPARATUS THEREFOR - A radiation signal detection apparatus includes a filter unit configured to allow penetration of a component of radiation that passed through a subject, the filter unit including one or more unit filters configured to allow penetration of only a component in a predetermined energy band of the radiation, and a sensor unit, including one or more first unit sensors configured to convert only the component of the radiation for which the penetration is allowed by the unit filters into a first electric signal, one or more second unit sensors configured to convert a component in all energy bands of the radiation into a second electric signal, and a radiation signal detector configured to detect a first radiation signal and a second radiation signal by respectively using the first electric signal of the first unit sensors and the second electric signal of the second unit sensors. | 11-01-2012 |
20130022259 | APPARATUS FOR GENERATING DIAGNOSIS IMAGE, MEDICAL IMAGING SYSTEM, AND METHOD FOR PROCESSING IMAGE - An apparatus for generating a diagnosis image includes a local contrast characteristic calculator configured to calculate local contrast characteristics of radiation image data of a low-energy sub-band from radiation image data generated by radiation having at least two energy bands passing through a subject; a local contrast characteristic applier configured to apply the calculated local contrast characteristics to radiation image data of a full-energy band generated by the radiation having at least two energy bands passing through the subject; and a diagnosis image generator configured to generate a diagnosis image of the subject based on the radiation image data of the full-energy band to which the local contrast characteristics have been applied. | 01-24-2013 |
20130129180 | METHOD AND APPARATUS FOR PROCESSING IMAGE, AND MEDICAL IMAGING SYSTEM EMPLOYING THE APPARATUS - A method of processing an image is provided. The method includes estimating a thickness of an object that includes at least two materials, from a radiation image taken with radiations of at least two energy bands; and generating an image by comparing the estimated thickness to a thickness of a local region and extracting a region of interest. | 05-23-2013 |
20130142412 | METHOD AND APPARATUS FOR PROCESSING IMAGE, AND MEDICAL IMAGING SYSTEM EMPLOYING THE APPARATUS - A method of processing an image is provided. The method includes generating a tissue emphasis image by emphasizing a predetermined tissue of at least two radiation images of different energy bands, and generating a diagnostic image by combining at least one of the at least two radiation images of different energy bands and the tissue emphasis image. | 06-06-2013 |
20130146140 | DYE-SENSITIZED SOLAR CELL - In one aspect, a dye-sensitized solar cell is provided including: first and second substrates disposed to face each other; and a sealing material disposed between the first and second substrates and defining at least one photoelectric cell that performs photoelectric conversion, wherein the photoelectric cell includes: a first region; and a second region spatially connected to the first region and having higher transparency than the first region, wherein the first region performs photoelectric conversion of light incident through the first region and light incident through the second region. | 06-13-2013 |
20130148871 | METHOD AND APPARATUS FOR PROCESSING MEDICAL IMAGE - A method of processing a medical image includes decomposing at least one medical image into multiscale image information having a plurality of directions by transforming the at least one medical image; estimating a variance of coefficients of image information of each scale of the multiscale image information; modifying the multiscale image information having the plurality of directions by modifying values of the coefficients of the image information of each scale using the estimated variance and coefficients of image information of a plurality of scales of the multiscale image information including the scale being modified; and generating a reconstruction image of the at least one medical image by inverse transforming the modified multiscale image information having the plurality of directions. | 06-13-2013 |
20130247968 | PHOTOELECTRIC DEVICE - A photoelectric device includes first and second substrates facing each other, a separator between the first and second substrates and having a plurality of openings such that opposite first and second surfaces of the separator are fluidly connected to each other, and first and second electrodes on the first and second surfaces of the separator, respectively, wherein the first and second electrodes are fluidly connected to the openings of the separator. | 09-26-2013 |
20140003038 | LIGHTING APPARATUS USING SOLAR CELL | 01-02-2014 |
20140086386 | APPARATUS AND METHOD FOR ESTIMATING OBJECT INFORMATION - An apparatus and method for estimating object information is provided. The object information estimating apparatus includes a database which stores phantom information obtained by projecting a first energy X-ray on a phantom, an input unit which receives first object information obtained by projecting the first energy X-ray on an analysis object, and which receives information on a thickness of the analysis object, and an estimating unit which estimates second object information based on the phantom information, the first object information, and the information on the thickness. | 03-27-2014 |
20140105364 | APPARATUS AND METHOD FOR SPECTRUM ESTIMATION - Provided is an apparatus for spectrum estimation. The apparatus includes a threshold setter which sets at least one threshold in order to separate a spectrum into at least one energy bin; a reference value setter which sets one of the at least one threshold as a reference threshold; a threshold adjuster which adjusts the at least one threshold based on a predetermined condition; a comparer which compares the reference threshold with the adjusted threshold; and an output unit which outputs a spectrum in which the adjusted threshold is set, when a value which is determined based on the comparison result corresponds to a predetermined maximum value. | 04-17-2014 |
20140105369 | CALIBRATION APPARATUS AND METHOD - Provided are a calibration apparatus and method that may be used for setting a magnitude of an electric pulse based on a result obtained by imaging at least one imaging object, and that may be used for mapping and calibrating a photon energy corresponding to an absorption edge of at least one calibration object. | 04-17-2014 |
20140119506 | APPARATUS AND METHOD FOR ACQUIRING OPTIMAL MULTI-ENERGY X-RAY IMAGE - An apparatus and method for acquiring an optimal MEX image may include an X-ray source to generate an X-ray and to irradiate the X-ray, an energy identification detector to acquire a MEX image that is generated when the irradiated X-ray penetrates an object, and an optimal MEX processor to generate an optimal MEX parameter based on a characteristic of the object and to control at least one of the X-ray source and the energy identification detector based on the generated optimal MEX parameter. | 05-01-2014 |
20140119668 | MEDICAL IMAGE PROCESSING APPARATUS AND METHOD FOR SYNTHESIZING AND DISPLAYING MEDICAL IMAGE GENERATED USING MULTI-ENERGY X-RAY - A medical image processing apparatus may include an image data generator to generate image data corresponding to at least two different energy bands by using an X-ray, an ROI processor to highlight a tissue of interest classified based on a predetermined characteristic to be distinguished from a normal tissue, in the generated image data, and a display to alternately display first image data in which the tissue of interest is not highlighted, and second image data in which the tissue of interest is highlighted to be distinguished from the normal tissue. | 05-01-2014 |
20140185758 | APPARATUS AND METHOD FOR INCREASING ENERGY DIFFERENCE IN MULTI-ENERGY X-RAY (MEX) IMAGES - An apparatus for acquiring a MEX image includes an X-ray source to generate and irradiate a multi-peak X-ray spectrum onto an object, and an energy identifying detector to obtain a MEX generated when the irradiated multi-peak X-ray spectrum passes through an object. | 07-03-2014 |
20140185760 | X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - The X-ray imaging apparatus includes an X-ray generator to generate and emit X-rays, an X-ray detector to detect the emitted X-rays and acquire X-ray data, and a controller to convert the X-ray data into X-ray characteristic coordinates and estimate a response characteristic function of the X-ray detector from a relationship between measurement data and reference data, the measurement data and the reference data being converted into the X-ray characteristic coordinates. | 07-03-2014 |
20140185761 | X-RAY IMAGING APPARATUS AND METHOD OF CONTROLLING THE SAME - Disclosed are an X-ray imaging apparatus that captures one or more images of an inner part of the human body or the like, and a method for controlling the apparatus. In particular, an imaging system includes an X-ray generator which is configured to irradiate a target object with X-rays, a detector which is configured to detect X-rays which are emitted at a plurality of times and which have propagated through the target object, a driver which is configured to change a position of the X-ray generator or the detector, an image processor which is configured to generate a plurality of X-ray images from the detected X-rays and to compare the plurality of X-ray images in order to generate at least one difference image, and a controller which is configured to detect tissues which constitute the target object based on the at least one difference image. | 07-03-2014 |
20140341336 | X-RAY IMAGING APPARATUS AND CONTROL METHOD FOR THE SAME - An X-ray imaging apparatus and method for controlling the X-ray imaging apparatus are provided. The X-ray imaging apparatus includes an X-ray source configured to generate and emit X-rays onto an object, an X-ray detector configured to detect the X-rays transmitted through the object and convert the X-rays into an electrical signal, a heating portion located at an upper portion of the X-ray detector configured to contact a lower part of the object, a heat transfer portion configured to transfer heat produced in the X-ray source to the heating portion, and a thermal insulation member located between the X-ray detector and the heating portion configured to block heat from being transferred to the X-ray detector. | 11-20-2014 |
20140355739 | RADIOGRAPHIC IMAGING APPARATUS AND RADIOGRAPHIC IMAGE GENERATION METHOD - The radiographic image generation method includes acquiring a plurality of radiographic images corresponding to the number of radiation dose portions by emitting radiation to an object by dividing a radiation exposure dose into the radiation dose portions, and by detecting the emitted radiation, and matching the plurality of acquired radiographic images. | 12-04-2014 |
20140355860 | RADIOGRAPHIC IMAGING APPARATUS AND CONTROL METHOD THEREOF - A radiographic imaging control method includes combining a plurality of images by applying a first weight to the plurality of images, displaying a composite image, acquired by combining the plurality of images, newly receiving a second weight with respect to the composite image, recombining the plurality of images based on the received second weight, and displaying a recombined image, acquired by recombining the plurality of images. | 12-04-2014 |
20150020878 | ANTI-REFLECTIVE COATING FILM, SOLAR CELL INCLUDING THE ANTI-REFLECTIVE COATING FILM, AND METHOD OF PREDICTING STRENGTH OF THE ANTI-REFLECTIVE COATING FILM FOR THE SOLAR CELL - An anti-reflective coating film is formed from a coating solution composition that includes a silane-based precursor. When measured via Fourier Transform Infrared (FT-IR) Spectroscopy using a wavelength of 1064 nm, the coating solution composition exhibits a peak intensity ratio I | 01-22-2015 |
20150047707 | SOLAR CELL MODULE AND METHOD OF MANUFACTURING THE SAME - A solar cell module and a method of manufacturing the same. The solar cell module includes: a solar cell that includes a light absorption layer including a p-type compound semiconductor, a buffer layer disposed on the light absorption layer, and a window layer that is disposed on the buffer layer and includes an n-type metal oxide semiconductor; a reflection-prevention layer disposed on the window layer of the solar cell; an adhesive layer disposed on the reflection-prevention layer; and a cover layer disposed on the adhesive layer, wherein the reflection-prevention layer includes an organic compound. | 02-19-2015 |