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| Number | Title | Issue Date |
| RE43239 | Color interpolation method of image sensor A color interpolation method of an image sensor including a pixel array which green, red and blue pixels are arrayed in Bayer pattern is provided. The method includes: calculating a first average value of first values filtered by green pixels on even rows and a seco... | 03/13/2012 |
| 8031935 | Method for removing color noise and image-capturing device that uses this method A method for removing color noise on a slowly varying component contained in color difference component image data of image data which is imported from an image sensor and converted to brightness and the color difference component image data, includes the steps of: ... | 10/04/2011 |
| 7961941 | Color form dropout using dynamic geometric solid thresholding Dropping out of color form backgrounds from images of completed forms to obtain color form dropout images retaining only the respondent information. In one embodiment, a color form image processing method (100) includes retrieving (102) a template imag... | 06/14/2011 |
| 7903872 | Image-processing apparatus and method, computer program, and storage medium An image-processing apparatus configured to perform a background-color-removal process on color image data. The image-processing apparatus includes a determination unit configured to determine whether a pixel value of the color image data is highlight information to... | 03/08/2011 |
| 7860306 | Method for editing multi-channel images The present invention presents a framework for separating specular and diffuse reflection components in images and videos. Each pixel of the an M-channel input image illuminated by N light sources is linearly transformed into a new color space having (M−N) channel... | 12/28/2010 |
| 7853074 | Multi-color dropout for scanned document A method for removing unwanted form color content from a scanned document by segmenting the image into two or more tiles (14). Each tile (14) is classified into at least a first and second set according to its combination of background and color conten... | 12/14/2010 |
| 7751615 | Image processing apparatus and image processing method for changing color of pupil in photographic image An image processing apparatus includes a detector for detecting a first color of eyes of a subject included in a first image, based on the first image that is generated by photography, and a changer for changing the first color of eyes into a second color different ... | 07/06/2010 |
| 7715620 | Color form dropout using dynamic geometric solid thresholding Dropping out of color form backgrounds from images of completed forms to obtain color form dropout images retaining only the respondent information. In one embodiment, a color form image processing method (100) includes retrieving (102) a template imag... | 05/11/2010 |
| 7689035 | Methods for identifying, separating and editing reflection components in multi-channel images and videos The present invention presents a framework for separating specular and diffuse reflection components in images and videos. Each pixel of the an M-channel input image illuminated by N light sources is linearly transformed into a new color space having (M−N) channel... | 03/30/2010 |
| 7627168 | Smart erasure brush Methods and apparatus, including computer program products, for erasing in a digital image. A method includes identifying a plurality of tip regions on the image, establishing an erasure color, and completely erasing pixels in the tip region that have a color matchi... | 12/01/2009 |
| 7574038 | Method and apparatus for determining the background of an image sequence One embodiment of the present invention provides a system that determines a background image for a sequence of image frames. During operation, the system receives a sequence of input image-frames, wherein an input image-frame associates pixels with pixel-attributes.... | 08/11/2009 |
| 7450751 | Color interpolation method of image sensor A color interpolation method of an image sensor including a pixel array which green, red and blue pixels are arrayed in Bayer pattern is provided. The method includes: calculating a first average value of first values filtered by green pixels on even rows and a seco... | 11/11/2008 |
| 7435962 | Imaging device and method for producing an infrared filtered digital image An imaging device and method for producing an infrared (IR) filtered digital image of a scene of interest uses IR image signals derived from light transmitted through infrared pass filters of a color filter array to remove IR light components of color image signals ... | 10/14/2008 |
| 7421126 | Method and system for searching form features for form identification A method of and system for identifying a target form for increased efficiency in an automated data capture process is described. Forms are scanned and stored as digitized images. Regions are defined on the form relative to corresponding reference points between the ... | 09/02/2008 |
| 7420705 | Image processing apparatus, image processing method, program and storage medium Image data of a color patch is created using a printer profile according to a color conversion method and the image output apparatus 3 prints and outputs the color patch on a storage medium using the image data of this color patch. The color of each color pat... | 09/02/2008 |
| 7415612 | Image encrypting method, and image decrypting method An image decrypting apparatus derives spectral reflectance of the face of an original on the basis of obtained original image data, built-in light source data and basis function data, and obtains weighted coefficients of each pixel as object color component data. Th... | 08/19/2008 |
| 7400763 | Smart erasure brush Methods and apparatus, including computer program products, for erasing in a digital image. A method includes identifying a plurality of tip regions on the image, establishing an erasure color, and completely erasing pixels in the tip region that have a color matchi... | 07/15/2008 |
| 7382502 | Image processing method and apparatus for recovering reading faults An image processing apparatus for recovering reading faults produced in time of scanning photographic film due to imperfections present on the film such as scratches, dust or stains. The apparatus comprises a defective pixel detecting unit (11) for detecting ... | 06/03/2008 |
| 7375853 | Image processing apparatus and method A separating unit determines, for an image data, whether there exists black data, and generates density data from the black data when the black data exists, and generates color data from data other than the black data. A multinarizing unit converts the color data in... | 05/20/2008 |
| 7372469 | Image transforming method The present invention provides a method for rotating YUV4:2:0 image in a digital display device, such as TV image system. A YUV4:2:0 image is separated to a Y division matrix and a U and V division matrix. Then the Y division is performed a rotation matrix calculati... | 05/13/2008 |
| 7369699 | Methods and apparatuses for restoring color and enhancing electronic images Methods and apparatuses for color image restoration and enhancement. In at least one embodiment, color signals for individual channels of an image (e.g., red, green, or blue) are adjusted based on a weighted set of averages (e.g., of the entire image, the center por... | 05/06/2008 |
| 7359100 | Image correction method, program, and apparatus An image correction method of this invention includes a step of identifying a first pixel that satisfies one of predetermined conditions as to a pixel level, which are set for each color component, among pixels included in a specific image; a step of identifying a s... | 04/15/2008 |
| 7355745 | Document-to-printer color gamut matching A document-to-printer color gamut matching system enables comparison of at least two color maps in a manner that allows selection of the printer that will result in the best print output. Information related to the document to be printed and information describing t... | 04/08/2008 |
| 7345786 | Method for color cast removal in scanned images A method for color cast removal in a scanned image in L*a*b* space includes generating a first color cast correction curve for mapping L* to a first color correction, Δa*, (or Δb*) wherein the first correction curve provides a desired a* shift in midtone regions a... | 03/18/2008 |
| 7340106 | Image processing apparatus and method, and image-capturing apparatus The present invention allows the amount of movement indicating the movement of an object within an exposure period to be obtained. An estimated-mixture-ratio processor 401 calculates an estimated mixture ratio for each pixel and an estimated motion vector by ... | 03/04/2008 |
| 7333653 | Detecting and correcting redeye in an image Systems and methods of detecting and correcting redeye in an image are described. In one aspect, pixels of the input image are segmented based on projections of color values of the pixels onto two-dimensional thresholding planes. Candidate redeye pixel areas are ide... | 02/19/2008 |
| 7327374 | Structure-preserving clone brush The invention provides tools and techniques for clone brushing pixels in an image while accounting for inconsistencies in apparent depth and orientation within the image. The techniques do not require any depth information to be present in the image, and the data st... | 02/05/2008 |
| 7317829 | Background color estimation for scanned images A background color estimation system and method for estimating a background color of a scanned image. The background color estimation method includes generating a list of candidate background colors present in the image, determining the most common candidate color f... | 01/08/2008 |
| 7307766 | Black and white image detection A method and apparatus for classifying an input image as black and white or color is described. The method calculates a first ratio of a color pixel portion to a total pixel portion in the input image. Next, the method calculates a second ratio of the color pixel po... | 12/11/2007 |
| 7293088 | Tag location, client location, and coverage hole location in a wireless network Determining the location of a radio tag or client station of a wireless network, and the location of coverage holes by receiving from a plurality of wireless stations of the wireless network path loss information of the path loss of one or more location frames recei... | 11/06/2007 |
| 7289664 | Method of detecting and correcting the red eye The red eye detecting and correcting method detects red eye that occurred in an image during photographing and correcting the thus detected red eye to a specified color of pupil. Parameters employed in red eye detection and correction are altered in accordance with ... | 10/30/2007 |
| 7286702 | Color image processing method, color image processor, color display, computer program for implementing the color image processing method A saturation detecting means (200) detects saturation at every pixel in a digital color image or at every coordinate point in an analog color image. A saturation conversion control means (300) determines the saturation conversion condition for the pixe... | 10/23/2007 |
| 7286515 | Method, apparatus, and software product for detecting rogue access points in a wireless network A method, an apparatus, and a software program to implement a method to detect a rogue access point of a wireless network. The method includes maintaining an AP database that includes information about managed access point (APs) and friendly APs, including the MAC a... | 10/23/2007 |
| 7283665 | Encoding and decoding data to render 2D or 3D images A method of encoding data comprising: a) converting a first data set, representing pixels of a first image in an RGB format, to a second data set, representing pixels of the first image in an intensity-color format; b) discarding color data from the second data set ... | 10/16/2007 |
| 7269301 | System and method providing subpixel-edge-offset-based determination of opacity A system is provided for selecting a foreground region of an image, given a set of pixels defining the boundary of the foreground region of the image. The system includes a component to determine a foreground value (F) and opacity value (α) for each pixel on the se... | 09/11/2007 |
| 7245396 | Image data coding apparatus, image data decoding apparatus, image data coding method and image data decoding method This invention has as its object to efficiently encode an image. To this end, for example, an image undergoes a color reduction process using a dither matrix with a predetermined size. A print control command is output. A compression parameter designation command th... | 07/17/2007 |
| 7245319 | Digital image shooting device with lens characteristic correction unit The digital image shooting device is composed of an image forming lens, an image sensor element, a data processing unit for processing an output signal from the image sensor element into digital image data, an image memory for storing the digital image data; and a l... | 07/17/2007 |
| 7239402 | Spot color application in printer device To translate a physical color to a color space of a printer device, a color patch is scanned using a printer's internal scanner. The printer then automatically prints that scanned color, together with a range of variations of that color, on the print media on which ... | 07/03/2007 |
| 7236629 | Method and apparatus for detecting and/or tracking one or more colour regions in an image or sequence of images A method of detecting a region having predetermined colour characteristics in an image comprises transforming colour values of pixels in the image from a first colour space to a second colour space, using the colour values in the second colour space to determine pro... | 06/26/2007 |
| 7227990 | Color image processing device and color image processing method The present invention provides a color image processing device and a color image processing method which is In order to perform natural and excellent sharpness processing to image data, the color image processing device of invention comprises: a color space converte... | 06/05/2007 |
