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公开(公告)号：US06573932B1
公开(公告)日：2003-06-03
申请号：US10099835
申请日：2002-03-15
IPC分类号： H04N973
CPC分类号： H04N1/6086 , H04N9/735
摘要： A white balance correction method for a digital imaging device, including determining a scene illuminant type from a scene brightness and one or more color coordinate values; determining a white balance parameter value responsive to the scene illuminant type, the scene brightness, and one or more color coordinate values; providing at least one white balance correction curve; determining the white balance correction from the white balance parameter value and at least one white balance correction curve for the determined scene illuminant type.
摘要翻译： 一种用于数字成像装置的白平衡校正方法，包括从场景亮度和一个或多个颜色坐标值确定场景光源类型; 响应场景光源类型，场景亮度和一个或多个颜色坐标值确定白平衡参数值; 提供至少一个白平衡校正曲线; 从所述白平衡参数值和所确定的场景照明类型的至少一个白平衡校正曲线确定所述白平衡校正。
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公开(公告)号：US07158174B2
公开(公告)日：2007-01-02
申请号：US10116475
申请日：2002-04-04
CPC分类号： H04N9/735
摘要： A method of adjusting the color characteristics of a digital image includes receiving a digital image including a plurality of pixels, receiving non-pixel data relating to camera capture parameters including an aperture value, an exposure time value, and a speed value specific to the received digital image; using the aperture value, time value, and speed value to calculate a scene brightness value; and using the calculated scene brightness value to adjust the color of the digital image.
摘要翻译： 一种调整数字图像的颜色特性的方法包括：接收包括多个像素的数字图像，接收与摄像机拍摄参数有关的非像素数据，所述相机拍摄参数包括孔径值，曝光时间值以及所接收的特定的速度值 数字图像; 使用光圈值，时间值和速度值来计算场景亮度值; 并使用计算出的场景亮度值来调整数字图像的颜色。
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公开(公告)号：US07769241B2
公开(公告)日：2010-08-03
申请号：US11621139
申请日：2007-01-09
CPC分类号： G06T5/003 , G06T5/50 , G06T2207/10024
摘要： A method of sharpening a full-color image of a scene includes capturing an image of the scene using a two-dimensional sensor array having both color and panchromatic pixels; forming the full-color image in response to the captured color pixels and forming a reference panchromatic image in response to the captured panchromatic pixels; forming a high-frequency panchromatic image from the reference panchromatic image; and providing a sharpened full-color image in response to the high-frequency panchromatic image and the full-color image.
摘要翻译： 锐化场景的全色图像的方法包括使用具有彩色和全色像素的二维传感器阵列来捕获场景的图像; 响应于捕获的彩色像素形成全色图像并响应于所捕获的全色像素形成参考全色图像; 从参考全色图像形成高频全色图像; 以及响应于高频全色图像和全色图像提供锐化的全色图像。
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公开(公告)号：US07769230B2
公开(公告)日：2010-08-03
申请号：US11565157
申请日：2006-11-30
IPC分类号： G06K9/00
摘要： A method of processing an array of pixels captured by an image capture device, includes providing a first two-dimensional array having first and second groups of pixels wherein pixels from the first group of pixels have narrower spectral photoresponses than pixels from the second group of pixels and wherein the first group of pixels has individual pixels that have spectral photoresponses that correspond to a set of at least two colors and the placement of the first and second groups of pixels define a pattern that has a minimal repeating unit arranged to permit the reproduction of a captured color image under different lighting conditions; responding to ambient lighting conditions, whether panchromatic pixels are to be combined with color pixels; combining pixels to produce a second two-dimensional array of pixels which has fewer pixels than the first two-dimensional array of pixels; and correcting the color pixels.
摘要翻译： 一种处理由图像捕获设备捕获的像素阵列的方法，包括提供具有第一和第二组像素的第一二维阵列，其中来自第一组像素的像素具有比来自第二像素组的像素更窄的光谱光响应 并且其中所述第一组像素具有具有对应于至少两种颜色的集合的光谱响应的各个像素，并且所述第一和第二组像素的放置限定具有最小重复单元的图案，所述最小重复单元布置成允许再现 在不同照明条件下拍摄的彩色图像; 响应于环境照明条件，全色像素是否与彩色像素组合; 组合像素以产生具有比所述第一二维像素阵列少的像素的第二二维像素阵列; 并校正彩色像素。
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公开(公告)号：US07656441B2
公开(公告)日：2010-02-02
申请号：US11029434
申请日：2005-01-05
CPC分类号： H04N9/045
摘要： A method for correcting for hue artifacts captured by an imager associated with a color filter array including first, second and third color pixels and optical system spaced from the imager, wherein a first group of second pixels are primarily influenced by adjacent first pixels and a second group of second pixels are primarily influenced by adjacent third pixels, includes separately blurring or smoothing the first and third pixels and the first and second group of second pixels; based on the difference between adjacent pixels of the first and second group of second pixels, correcting for hue in the second group of second pixels; and correcting for adjacent third pixels based on the correction for adjacent second group second pixels.
摘要翻译： 一种用于校正由与包括第一，第二和第三彩色像素的滤色器阵列相关联的成像器捕获的色相伪影的方法，和与所述成像器间隔开的光学系统，其中第一组第二像素主要受相邻第一像素的影响， 第二像素组主要受相邻第三像素的影响，包括分别模糊或平滑第一和第三像素以及第一和第二组第二像素; 基于所述第一和第二组第二像素的相邻像素之间的差异来校正所述第二组第二像素中的色调; 以及基于相邻的第二组第二像素的校正来校正相邻的第三像素。
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公开(公告)号：US08164651B2
公开(公告)日：2012-04-24
申请号：US12111219
申请日：2008-04-29
CPC分类号： H04N5/235 , H04N5/347 , H04N5/3532 , H04N5/3537 , H04N9/045
摘要： A method for image capture includes providing an image sensor having at least one segmented row of pixels, wherein the at least one segmented row comprises at least first and second disjoint row subsets of pixels, wherein the reset and readout operations for each row subset are controllably independent of each other; timing the exposure interval of the first subset to be photographically centered with the exposure interval of the second subset; and combining the image data obtained from the first and second row subset exposures to form a row of pixel values.
摘要翻译： 一种用于图像捕获的方法包括提供具有至少一个分段行像素的图像传感器，其中所述至少一个分段行包括至少第一和第二不相交的像素子集，其中每个行子集的复位和读出操作是可控的 彼此独立; 将第一子集的曝光间隔定时为与第二子集的曝光间隔相对照; 以及组合从第一和第二行子集曝光获得的图像数据以形成一行像素值。
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公开(公告)号：US07911505B2
公开(公告)日：2011-03-22
申请号：US12194621
申请日：2008-08-20
CPC分类号： H04N5/235 , H04N5/2357
摘要： A method of determining when an image capture device with a rolling shutter is in an environment having a flickering illuminant by using autocorrelation or frequency analysis of difference vectors produced from first and second captured images.
摘要翻译： 一种通过使用从第一和第二拍摄图像产生的差分矢量的自相关或频率分析来确定具有滚动快门的图像拍摄装置何时处于具有闪烁光源的环境中的方法。
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公开(公告)号：US07769229B2
公开(公告)日：2010-08-03
申请号：US11565140
申请日：2006-11-30
IPC分类号： G06K9/00
CPC分类号： H04N9/045 , H01L27/14621 , H04N5/243
摘要： A method of processing an array of pixels captured by an image capture device, having a first two-dimensional array of pixels from the image capture device, some of which are color pixels, and some of which are panchromatic pixels; determining in response to ambient lighting conditions, whether panchromatic pixels are to be combined with color pixels; combining pixels to produce a second two-dimensional array of pixels which has fewer pixels than the first two-dimensional array of pixels; and correcting the color pixels.
摘要翻译： 一种处理由图像捕获装置捕获的像素阵列的方法，该像素阵列具有来自图像捕获装置的第一个二维像素阵列，其中一些是彩色像素，其中一些是全色像素; 响应于环境照明条件确定全色像素是否与彩色像素组合; 组合像素以产生具有比所述第一二维像素阵列少的像素的第二二维像素阵列; 并校正彩色像素。
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公开(公告)号：US07844127B2
公开(公告)日：2010-11-30
申请号：US11694034
申请日：2007-03-30
CPC分类号： H04N9/045 , G06T3/4015 , G06T5/002 , G06T5/003 , G06T2207/10024 , H04N1/58 , H04N2209/046
摘要： A method of enhancing a full-color image of a scene includes capturing an image of the scene using a two-dimensional sensor array having both color and panchromatic pixels, forming the full-color image in response to the captured color pixels, forming a reference panchromatic image in response to the captured panchromatic pixels, forming an edge map in response to the reference panchromatic image and using the edge map to enhance the full-color image.
摘要翻译： 增强场景的全色图像的方法包括使用具有彩色和全色像素的二维传感器阵列来捕获场景的图像，响应于所捕获的彩色像素形成全色图像，形成参考 响应于所捕获的全色像素的全色图像，响应于参考全色图像形成边缘图并且使用边缘图来增强全色图像。
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公开(公告)号：US06259822B1
公开(公告)日：2001-07-10
申请号：US09183147
申请日：1998-10-30
IPC分类号： G29G502
CPC分类号： G06T5/002 , G06T5/003 , G06T5/20 , G06T2207/20012 , G06T2207/20192
摘要： A method of edge enhancing a digital image having pixels which reduces the visibility of false edge contours and includes acquiring a digital image; computing an edge boost record having positive and negative boost values for different portions of the edge regions in a digital image; modifying the edge boost record by applying an adaptive blur kernel to the pixels of such edge boost record; and applying the modified edge boost record to the digital image to provide an edge enhanced digital image which reduces the visibility of false edge contours.
摘要翻译： 一种边缘增强具有降低假边缘轮廓的可视性的像素的数字图像的方法，包括获取数字图像; 计算对于数字图像中的边缘区域的不同部分具有正和负升压值的边缘增强记录; 通过将自适应模糊核应用于这种边缘增强记录的像素来修改边缘提升记录; 以及将修改的边缘增强记录应用于数字图像以提供边缘增强的数字图像，其降低假边缘轮廓的可视性。
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