Patent application number | Description | Published |
20090213238 | IMAGE CAPTURING APPARATUS - The present invention provides an image capturing apparatus comprising an image capturing element configured to convert an optical image into an image signal, a signal processing unit configured to apply signal processing to the image signal and to output the processed image signal, a super-resolution processing unit configured to apply, when a still image of the object is to be captured during capturing of a moving image of the object, super-resolution processing for enhancing a resolution by compositing a plurality of image signals output from the signal processing unit, and outputting an image signal required to generate the still image of the object, and an APC correction unit configured to apply APC correction processing for emphasizing an edge of each of the image signal output from the signal processing unit and the image signal output from the super-resolution processing unit, and to output the processed image signal. | 08-27-2009 |
20100091143 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - A digital camera first carries out R component and B component interpolation processing on image data. Then, magnification chromatic aberration correction processing is carried out on the image data that has undergone R component and B component interpolation processing. Then, G component interpolation processing is carried out on the image data that has undergone magnification chromatic aberration correction processing. In carrying out G component interpolation processing, a determination is made as to the G components of which pixels to use in the interpolation processing based on R components or B components of the image data that has undergone magnification chromatic aberration correction processing. | 04-15-2010 |
20110013061 | IMAGE SENSING APPARATUS - An image sensing apparatus comprises an image sensing unit including an image sensor having a plurality of image sensing pixels and a plurality of focus detection pixels discretely arranged between the plurality of image sensing pixels, a shift detection unit that detects a shift amount between images obtained by a plurality of image sensing operations, a combining unit that combines signals of the focus detection pixels contained in the images obtained by the plurality of image sensing operations on the basis of the shift amount detected by the shift detection unit, and a focus adjustment unit that adjusts a focus of the imaging lens by using signals of the focus detection pixels before combined by the combining unit, and signals of the focus detection pixels that are combined by the combining unit. | 01-20-2011 |
20110043657 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, PROGRAM, AND STORAGE MEDIUM FOR CORRECTING CHROMATIC ABERRATION - There is a problem in that when magnification chromatic aberration correction is carried out, the difference in reproducibility of high-frequency components, depending on the spatial position, between a color for which position shift correction is not performed and a color for which position shift correction is performed may influence the image quality of an output image. In order to perform magnification chromatic aberration correction, high-frequency components, which are lost due to the position shift correction of a color for which position shift correction is carried out, are extracted from a color for which position shift correction is not carried out, and are added to the color for which position shift correction is carried out. Therefore, the high-frequency components are restored in a pseudo manner. | 02-24-2011 |
20110164155 | IMAGE PROCESSING APPARATUS AND METHOD OF CONTROLLING IMAGE PROCESSING APPARATUS - A noise elimination method capable of handling even beat noise occurring in an oblique direction is proposed. In an image processing apparatus that is provided with a correcting unit that subtracts cyclic data of beat noise from effective pixel data included in inputted digital image data, the correcting unit comprises: a distributing unit that sequentially and cyclically distributes optical black area pixel data included in the digital image data; an integrating unit to which the optical black area pixel data distributed by the distributing unit is sequentially inputted; a first calculating unit that divides the integration result of the integrating unit by the number of integrations; a minimum value detecting unit that detects a minimum value of the output of the first calculating unit; and a second calculating unit that calculates the minimum value and the division result to obtain the cyclic data of the beat noise. | 07-07-2011 |
20120008867 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus reduces image data on a first rank to generate image data on a second rank, and acquires an evaluation value of sharpness from the image data on the second rank. When the evaluation value is equal to or more than a threshold value, the image processing apparatus acquires a motion vector from the image data on the second rank. The image processing apparatus, based on the acquired motion vector, sets a detection area of correlation between the image data on the first rank, to detect the motion vector on the first rank. When the evaluation value of the image data on the second rank is less than the threshold value, the image processing apparatus does not need to acquire the motion vector in the image data on the second rank but detects the motion vector in the image data on the first rank. | 01-12-2012 |
20120098984 | IMAGE CAPTURING APPARATUS - The present invention provides an image capturing apparatus comprising an image capturing element configured to convert an optical image into an image signal, a signal processing unit configured to apply signal processing to the image signal and to output the processed image signal, a super-resolution processing unit configured to apply, when a still image of the object is to be captured during capturing of a moving image of the object, super-resolution processing for enhancing a resolution by compositing a plurality of image signals output from the signal processing unit, and outputting an image signal required to generate the still image of the object, and an APC correction unit configured to apply APC correction processing for emphasizing an edge of each of the image signal output from the signal processing unit and the image signal output from the super-resolution processing unit, and to output the processed image signal. | 04-26-2012 |
20120134541 | OBJECT TRACKING DEVICE CAPABLE OF DETECTING INTRUDING OBJECT, METHOD OF TRACKING OBJECT, AND STORAGE MEDIUM - An object tracking device that is capable of detecting that an intruding object has entered an image frame of image data where a tracking target object is being tracked. A plurality of sub areas are set in a preceding or current frame target area indicative of a position of the tracking target object in a preceding or current frame of moving image data, and a feature value of each sub area is determined. If the feature value exceeds a first threshold value in at least one of the sub areas and at the same time the number of the at least one of the sub areas does not reach a reference value, it is determined that an intruding object different from the tracking target object has entered an area in which the tracking target object is positioned in the current frame. | 05-31-2012 |
20130002909 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, PROGRAM,AND STORAGE MEDIUM FOR CORRECTING CHROMATIC ABERRATION - There is a problem in that when magnification chromatic aberration correction is carried out, the difference in reproducibility of high-frequency components, depending on the spatial position, between a color for which position shift correction is not performed and a color for which position shift correction is performed may influence the image quality of an output image. In order to perform magnification chromatic aberration correction, high-frequency components, which are lost due to the position shift correction of a color for which position shift correction is carried out, are extracted from a color for which position shift correction is not carried out, and are added to the color for which position shift correction is carried out. Therefore, the high-frequency components are restored in a pseudo manner. | 01-03-2013 |
20130063623 | IMAGE PROCESSING APPARATUS AND CONTROL METHOD FOR IMAGE PROCESSING APPARATUS - An image processing apparatus can execute appropriate image processing while preventing increase in a capacity of a memory for storing a plurality of pieces of image data of different frequency bands. The image processing apparatus stores first image data having the highest frequency among the plurality of pieces of image data of different frequency bands in a state in which each pixel of the first image data includes a color component signal of any of a plurality of colors, on the memory, and further stores second image data and third image data whose frequency bands are lower than that of the first image data on the memory, in a state in which a part of or all pixels of the second and the third image data have color component signals of a plurality of colors. | 03-14-2013 |
20130114897 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - An image processing method includes inputting input image data captured by an imaging unit, generating an input histogram of the input image data based on the input image data, and correcting the input image data based on noise characteristics data and the input histogram, wherein the noise characteristics data includes data indicating probability of a first characteristic value becoming a second characteristic value due to noise. | 05-09-2013 |
20130120620 | IMAGE PROCESSING APPARATUS AND IMAGE PROCESSING METHOD - An image processing apparatus has an input unit for inputting an image captured by an image sensor, a shading correction amount calculation unit for calculating per pixel a shading correction amount to be applied to the image inputted from the input unit, a γ correction gain calculation unit for calculating a γ correction gain depending on the shading correction amount and pixel values of the image sensor pixels, and a gain correction unit for applying gain correction to the pixel values based on the γ correction gain, wherein shading correction and γ correction are performed simultaneously by the gain correction with the gain correction unit. | 05-16-2013 |
Patent application number | Description | Published |
20100027906 | Image processing unit, noise reduction method, program and storage medium - An image processing unit is disclosed that smoothens a notice pixel of input image data with pixel values of pixels around the notice pixel to reduce noise in the image data. The image processing unit includes an edge extraction unit that extracts an edge based on the pixel values of the image data; a region determination unit that determines a region to be processed where a sum of edge intensities of the pixels including the notice pixel becomes greater than or equal to a threshold; and a smoothening unit that changes a smoothening intensity in accordance with a size of the region to be processed to smoothen the notice pixel corresponding to the region to be processed. | 02-04-2010 |
20110119555 | APPARATUS, METHOD, AND COMPUTER PROGRAM PRODUCT FOR DETECTING EMBEDDED INFORMATION - A control unit extracts partial information containing embedded information from a partial area of a content, and controls decoding of the embedded information. A decoding unit performs a decoding process of decoding a plurality of code words contained in the embedded information from the partial information. When the decoding process is successfully performed, the decoding unit notifies the control unit of completion of the decoding process so that each of the control unit and the decoding unit perform a parallel processing in an asynchronous manner. The control unit repeatedly extracts the partial information and sends extracted partial information to the decoding unit until the decoding process is successfully performed. | 05-19-2011 |
20110274350 | NOISE REDUCTION DEVICE, NOISE REDUCTION METHOD, NOISE REDUCTION PROGRAM, AND RECORDING MEDIUM - Disclosed is a noise reduction device that includes a representative-value vector calculation unit that extracts from the neighboring region the pixels of a similarity region having a degree of similarity, greater than or equal to a threshold, to the notice pixel in a predetermined color space and calculates a representative-value vector of the pixels of the similarity region; a difference projection unit that projects a difference vector between a notice-pixel vector of the notice pixel and the representative-value vector in a specific direction of the color space; and a pixel-value correction unit that replaces an element of a vector obtained by adding the difference vector projected in the specific direction to the representative-value vector with the pixel value of the notice pixel. | 11-10-2011 |
20120121203 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND COMPUTER PROGRAM - An image processing apparatus includes a distance calculating unit that calculates a distance between first and second distributions, wherein the first distribution is a distribution of pixel values of pixels surrounding a focus pixel included in an image, the second distribution is a distribution of pixel values of pixels surrounding a pixel included in a window that includes the focus pixel at the center, and the second distribution is obtained for each pixel included in the window; a coefficient calculating unit that calculates, using the distance between the first and second distributions, a filter coefficient for each pixel included in the window; and a filter processing unit that calculates a correction value for the focus pixel by performing a filter process on each pixel included in the window using the filter coefficient. | 05-17-2012 |
20120229829 | IMAGE INFORMATION PROCESSING METHOD, IMAGE INFORMATION PROCESSING APPARATUS, IMAGE PROCESSING APPARATUS, AND RECORDING MEDIUM - Disclosed is an image information processing apparatus that determines, based on image information, a region suitable for inspecting image forming performance of an image forming apparatus in an entire region of an image represented by the image information. The image information processing apparatus includes a segment region extraction unit that extracts a segment region having a predetermined size from the entire region of the image; a color reproducibility prediction unit that predicts a result of color reproducibility of the entire image by using an algorithm in a case where the image forming performance is adjusted based on a color measurement result of the extracted segment region; and an object region determination unit that determines, as an object region, the segment region showing a best one of the plural results obtained by repeatedly performing extraction processing by the segment region extraction unit and prediction processing by the color reproducibility prediction unit. | 09-13-2012 |
20140267624 | CALIBRATION DEVICE, CALIBRATION METHOD, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM - A calibration device includes a part for controlling a projection device to project a pattern onto a three-dimensional object having characteristic points, a part for controlling an imaging device to acquire images wherein the three-dimensional object with the pattern projected thereon is imaged from imaging directions, a part for estimating a relative position and attitude of the imaging device with respect to the three-dimensional object based on positions of the characteristic points of the three-dimensional object on the images, a part for estimating reflection positions of projection light rays corresponding to characteristic points of the pattern on the three-dimensional object based on positions of the characteristic points of the pattern and the relative position and attitude of the imaging device, for each image, and a part for identifying positions and directions of the projection light rays corresponding to the characteristic points of the pattern based on the reflection positions. | 09-18-2014 |
20140347526 | IMAGE PROCESSING APPARATUS, IMAGING DEVICE, IMAGE PROCESSING METHOD, AND COMPUTER-READABLE RECORDING MEDIUM - An image processing apparatus includes a decimating unit configured to decimate pixels in a target image to obtain a decimated image containing a smaller number of pixels than the target image; an extracting unit configured to extract similar pixels at each of which a similarity to a pixel of interest is a threshold or more, from a region containing the pixel of interest among pixels of the decimated image; a first calculating unit configured to calculate a correction candidate value based on pixel values of the similar pixels; a second calculating unit configured to calculate a correction candidate value for each decimated pixel, based on the correction candidate value calculated for each pixel of the decimated image; and a correcting unit configured to correct a target pixel value of a target pixel in the target image, based on the correction candidate value calculated by the first or second calculating unit. | 11-27-2014 |
20150043827 | DEVICE, METHOD, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM - A device includes a characteristic point extraction part configured to extract, as a characteristic point, a pattern projected on an object from an imaging image obtained by imaging the pattern projected on the object, and a parameter calculation part configured to calculate a parameter configured to minimize a distance between the characteristic point on an imaging image plane and a line obtained by projecting a projection light ray corresponding to the characteristic point onto the imaging image plane. | 02-12-2015 |