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| Number | Title | Issue Date |
| 8184177 | White balance control apparatus, control method therefor, and image sensing apparatus First white balance correction coefficients computed based on a detected face region, and second white balance correction coefficients for correcting, to a skin color, chromaticity obtained after applying the first white balance correction coefficients to the face r... | 05/22/2012 |
| 8174585 | Color conversion coefficient calculation apparatus, computer readable recording medium for recording color conversion coefficient calculation program, and color conversion coefficient calculation method A color conversion coefficient calculation apparatus includes: a conversion coefficient calculation section that calculates, as a color conversion coefficient for converting a first color signal made up of a plurality of chrominance signals into a second color signa... | 05/08/2012 |
| 8164649 | White balance adjusting device, imaging apparatus, and recording medium storing white balance adjusting program A white balance adjusting device includes a dividing unit which divides an image to be processed into plural small areas, a calculating unit which calculates evaluation values of each small area based on color information of the image, a judging unit which judges wh... | 04/24/2012 |
| 8164650 | Image processing apparatus and method thereof A white point of a shooting condition corresponding to image data is acquired, and information of a local white point corresponding to a pixel of interest of the image data is calculated using surrounding pixels of the pixel of interest. An adapting white point corr... | 04/24/2012 |
| 8164647 | Image pickup apparatus and its light source estimating apparatus A light source estimating apparatus for estimating a type of a light source used when an input image was picked up, the apparatus including: distribution retaining means which retains a distribution, in a predetermined space, of pixel data picked up under a first or... | 04/24/2012 |
| 8164648 | Image processing apparatus and image processing apparatus control method An image processing apparatus is provided in which all WB coefficient values are calculated rather than only WB coefficient values of a default light source, then a result thereof is associated with intermediate raw data and stored. Further still, when a user gives ... | 04/24/2012 |
| 8159555 | Method for infrared image correction and enhancement A method for correcting defects in one or more frames of motion picture film, the method includes the steps of generating an image that includes an infrared channel and one or more color channels; providing an infrared unbuilding model that includes at least one non... | 04/17/2012 |
| 8159556 | White balance control image sensing apparatus and method It is an object of this invention to reduce image sensing errors due to wrong white balance control using wrong color temperature information in an image sensing device capable of performing white balance control using a color image signal from an image sensing devi... | 04/17/2012 |
| 8154618 | Imaging apparatus and method for setting the same An imaging apparatus includes an acquiring unit configured to acquire a representative value of a luminance level in a main object area and a plurality of representative values of luminance levels in peripheral areas of the main object area in an image obtained by a... | 04/10/2012 |
| 8149294 | Image capturing device which sets color conversion parameters based on an image sensor and separate light sensor An imaging device 11, in which photoelectric conversion is performed by an imaging element 16 for acquiring an image of a subject formed by the photographing lens 12, comprising a light source estimation unit 31 for generating estimated l... | 04/03/2012 |
| 8149292 | Automatic white balance using non-uniform averaging The specification disclosed embodiments of an apparatus comprising an automatic white balance (AWB) circuit coupled to a pixel array to transform red, green, and blue color data obtained from each pixel into x and y chromaticity values for each pixel, determine a di... | 04/03/2012 |
| 8149293 | Image processing apparatus, imaging apparatus, image processing method and program recording medium A high luminance point detecting section of an image processing apparatus detects a high luminance point of the captured image. A chroma extracting section sets a first area in the captured image with the high luminance point serving as a reference point and extract... | 04/03/2012 |
| 8149291 | Image capture apparatus, control method thereof, program, and storage medium An image capture apparatus sets an amount of exposure on an image sensor based on luminance information on an object field, calculates an expected signal level value that is an expected value of luminance signal level that is expected to be output from the image sen... | 04/03/2012 |
| 8144211 | Chromatic aberration correction apparatus, image pickup apparatus, chromatic aberration amount calculation method, and chromatic aberration amount calculation program The invention relates to a chromatic aberration correction apparatus. A judgment unit judges whether a selected pixel of interest is a white overexposure pixel or not on the basis of white overexposure pixel distribution information that is held in a white overexpos... | 03/27/2012 |
| 8144212 | White balance adjustment apparatus and white balance coefficient calculation method A white balance adjustment apparatus which is input image data acquired by an imager element to adjust a balance among color signals of the image data of a present frame includes an evaluation acquisition unit configured to acquire a plurality of groups of color sig... | 03/27/2012 |
| 8144210 | White balance adjustment device and white balance adjustment method To determine white balance convergence in a reliable manner, a white balance adjustment device for adjusting white balance of an input image supplied sequentially in time is provided. The white balance adjustment device comprises first and second integrating units. ... | 03/27/2012 |
| 8144209 | Image pickup apparatus including white balance control An image pickup apparatus having an improved convenience of use of white sheet data for correcting the color of a picked-up image. Image pickup data is converted into files by an image filing unit and recorded by a medium-recording unit. Average value data of each c... | 03/27/2012 |
| 8134611 | Image processor, image processing method and recording medium A correction signal capturing section of a skin color correction processing section of an image processor captures WB-corrected R1G1B1 signal values, a WB inverse correction section performs inverse correction, a YCbCr conversion sec... | 03/13/2012 |
| 8130284 | Imaging apparatus and method for controlling white balance An imaging apparatus has: a white balance control circuit for detecting an achromatic portion of an image of an object and controlling gains of the chrominance; an object distance detecting circuit for detecting a distance to the object; and a zoom value detecting c... | 03/06/2012 |
| 8130283 | Method for monitoring set parameters of a motion-picture camera A method for monitoring set parameters of a motion-picture camera is provided. Film images, which are extracted from a recording beam path of the motion-picture camera and which are converted into digital assist signals by an optoelectronic transducer are arranged i... | 03/06/2012 |
| 8115825 | Electronic device with two image sensors An electronic device for producing an image of an object is disclosed. The electronic device may include a black-and-white camera having a first sensor area configured to receive luma data pertaining to the object. The first sensor area may correspond to a first pix... | 02/14/2012 |
| 8115827 | Color processing apparatus and color processing method A color processing apparatus for evaluating the gradation characteristic of a color conversion table that is used to convert signal values in input color space into signal values in output color space and has a plurality of grid points includes an acquisition unit c... | 02/14/2012 |
| 8115826 | Image processing apparatus, imaging apparatus, method and program An image processing apparatus includes a tone conversion section configured to execute luminance tone compression on an entered image by use of a predetermined conversion curve; a linear matrix processing block configured to execute correction based on matrix operat... | 02/14/2012 |
| 8111301 | Method of performing auto white balance in YCbCr color space There is provided a method of performing auto white balance including: setting a plurality of sections of a whole range of a value of each of Y, Cb, and Cr in the YCbCr color space, according to a size of each value; calculating an accumulated Y, Cb, and Cr value of... | 02/07/2012 |
| 8111302 | White balance control apparatus and method An apparatus includes an evaluation acquisition unit, a chromaticity value calculation unit, a weight coefficient calculation unit, a histogram analysis unit, an appearance at a light source calculation unit, a white balance coefficient calculation unit, and a white... | 02/07/2012 |
| 8106962 | Image correction apparatus, image correction method and storage medium for image correction program An image correction apparatus comprises an image capture unit configured to capture image data, a separator unit configured to separate the image data into luminance data and color-difference data, a conversion unit configured to convert the color-difference data in... | 01/31/2012 |
| 8106961 | Image processing method, apparatus and computer program product, and imaging apparatus, method and computer program product An appropriate white balance coefficient is calculated using an evaluation value of a specific chromaticity or an imaging condition, in addition to face area detection information, in the following manner. A first white balance coefficient is calculated by a first w... | 01/31/2012 |
| RE43085 | Adaptive pixel-level color enhancement for a digital camera An adaptive color enhancer applies different scale factors to different pixels in a digital image. More color enhancement occurs for bright pixels and for dim pixels than for average-intensity pixels. Also, more color enhancement is applied to the more colorful pixe... | 01/10/2012 |
| 8089528 | Color signal processing circuit, image pickup apparatus, and color signal processing method The color signal processing circuit includes a first calculation unit generating an R/G value, a second calculation unit generating a B/G value, and a position specifying unit specifying, based on the R/G and B/G values, a position expressed as a color temperature o... | 01/03/2012 |
| 8085314 | Image processing apparatus, image processing system, image processing method, storage medium, and program In an image processing apparatus which can always provide an excellent processed image, an analysis unit analyzes condition information representing a condition at a time when an image is obtained and being included in image information, and determines an algorithm ... | 12/27/2011 |
| 8081234 | Technique for increased exposure range in image sensors An apparatus comprising an image sensor and a control logic circuit. The image sensor includes at least a first pixel array and a second pixel array, wherein at least some of the pixels of the first pixel array are interspersed over an image sensing area with pixels... | 12/20/2011 |
| 8068147 | Setting the white balance of a video frame Disclosed is a method for setting the white balance of a video frame. The frame is first divided into sub-regions. Those sub-regions determined to be possibly dominantly monochromatic are eliminated from consideration, and the white balance is set by adjusting the c... | 11/29/2011 |
| 8063949 | Activity-based system and method for reducing gain imbalance in a bayer pattern and digital camera employing the same An activity-based system for, and method of, reducing Gr-Gb gain imbalance and a digital camera incorporating the system or the method. In one embodiment, the system includes: (1) a sensor configured to provide a input Bayer pattern array containing amplitudes corre... | 11/22/2011 |
| 8063950 | Imaging apparatus, waveform signal display method, storage medium, and integrated circuit An imaging apparatus with an automatic adjustment function, such as a white balance adjustment function, enables a result of such adjustment to be checked easily using a vector display. A waveform generation unit 3 generates a vector signal from a video signa... | 11/22/2011 |
| 8063948 | Proximity-based system and method for reducing gain imbalance in a bayer pattern and digital camera employing the same A proximity-based system for, and method of, reducing Gr-Gb gain imbalance and a digital camera incorporating the system or the method. In one embodiment, the system includes: (1) a sensor configured to provide a input Bayer pattern array containing amplitudes corre... | 11/22/2011 |
| 8059165 | Color processing apparatus, image processing apparatus, and method therefor A first image obtained by capturing white paper placed under an illuminant having known illuminant information using an image capturing device is input together with identification information of the illuminant, and illuminant information of the illuminant having th... | 11/15/2011 |
| 8049790 | Electronic camera for synthesizing two images having a white balance correction Disclosed herein is an electronic camera for generating an image having a wide dynamic range by synthesizing two image pickup signals of different exposure amount generated by using an electronic shutter function and means for shutting off light, shading of image pi... | 11/01/2011 |
| 8049789 | White balance correction using illuminant estimation A method and apparatus for white balance correction using illuminant estimation includes calculating a weighted average of the color coordinates of points in a color image to determine an estimated illuminant of the color image in the color space of an image sensor ... | 11/01/2011 |
| 8045014 | Auto white balance correction value calculation device, method, program, and image pickup device A normal AWB (auto white balance) correction value is calculated based on inputted image data. Further, a face area is identified from the inputted image data and a face AWB correction value is calculated based on image data in the face area. Then, first feature dat... | 10/25/2011 |
| 8045015 | Image pickup apparatus, white balance control method thereof, and storage medium An image pickup apparatus capable of, when adjusting the white balance in development processing, eliminating the need for performing integration processing and calculation processing for white balance adjustment even when white balance is set to an arbitrary mode, ... | 10/25/2011 |
