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    • 1. 发明申请
    • Image processing device and method, recording medium, and program
    • 图像处理装置和方法,记录介质和程序
    • US20060072018A1
    • 2006-04-06
    • US10542844
    • 2004-01-21
    • Seijiro InabaKenji TanakaMasaya Kinoshita
    • Seijiro InabaKenji TanakaMasaya Kinoshita
    • H04N5/228
    • H04N5/23267H04N5/23248H04N5/2329
    • The present invention relates to an image processing apparatus and method enabling to correct for camera shake given in image capturing, a recording medium, and a program. Discrete data pieces indicating shifts are obtained. The discrete data pieces are interpolated to obtain data indicating a shift every line. By the interpolation, a correction is calculated every line on the basis of the corresponding shift. On the basis of the corrections, pixel data read positions are determined. Pixel data is read based on the determined read positions. When a pixel to be read overlaps two pixels, pixel data of the pixel to be read is produced (interpolated) from pixel data pieces. In this manner, the effects of camera shake are corrected. The present invention is applicable to video cameras.
    • 本发明涉及能够校正图像拍摄,记录介质和程序中给出的相机抖动的图像处理装置和方法。 获得表示位移的离散数据。 对离散数据进行内插以获得指示每行移位的数据。 通过内插,基于相应的移位,每行计算校正。 在校正的基础上,确定像素数据读取位置。 基于所确定的读取位置读取像素数据。 当要读取的像素与两个像素重叠时,从像素数据片段生成(内插)要读取的像素的像素数据。 以这种方式,校正照相机抖动的影响。 本发明可应用于摄像机。
    • 2. 发明授权
    • Image processing apparatus and method, recording medium, and program
    • 图像处理装置和方法,记录介质和程序
    • US08081225B2
    • 2011-12-20
    • US12732609
    • 2010-03-26
    • Seijiro InabaKenji TanakaMasaya Kinoshita
    • Seijiro InabaKenji TanakaMasaya Kinoshita
    • H04N5/228H04N5/225G03B17/00G02B27/64
    • H04N5/23267H04N5/23248H04N5/2329
    • The present invention relates to an image processing apparatus and method enabling to correct for camera shake given in image capturing, a recording medium, and a program. Discrete data pieces indicating shifts are obtained. The discrete data pieces are interpolated to obtain data indicating a shift every line. By the interpolation, a correction is calculated every line on the basis of the corresponding shift. On the basis of the corrections, pixel data read positions are determined. Pixel data is read based on the determined read positions. When a pixel to be read overlaps two pixels, pixel data of the pixel to be read is produced (interpolated) from pixel data pieces. In this manner, the effects of camera shake are corrected. The present invention is applicable to video cameras.
    • 本发明涉及能够校正图像拍摄,记录介质和程序中给出的相机抖动的图像处理装置和方法。 获得表示位移的离散数据。 对离散数据进行内插以获得指示每行移位的数据。 通过内插,基于相应的移位,每行计算校正。 在校正的基础上,确定像素数据读取位置。 基于所确定的读取位置读取像素数据。 当要读取的像素与两个像素重叠时,从像素数据片段生成(内插)要读取的像素的像素数据。 以这种方式,校正照相机抖动的影响。 本发明可应用于摄像机。
    • 4. 发明授权
    • Image-processing apparatus and image-pickup apparatus
    • 图像处理装置和图像拾取装置
    • US07995112B2
    • 2011-08-09
    • US11451231
    • 2006-06-12
    • Masaya KinoshitaSeijiro InabaKeizo Gomi
    • Masaya KinoshitaSeijiro InabaKeizo Gomi
    • H04N5/228H04N9/73
    • H04N5/235H04N5/2357
    • An image-processing apparatus includes an integration section to integrate an image signal in more than one unit of horizontal synchronization period; an interpolation section to carry out an interpolation on the basis of integration values output by the integration section in order to generate integration values corresponding to a predetermined number of sampling positions set in advance during at least one period of flickers appearing on a screen under a fluorescent lamp; a normalization section to normalize an integration value output by the interpolation section or to normalize a difference value between integration values output by the interpolation section as integration values for adjacent fields or frames, respectively; a frequency analysis section to extract a spectrum of normalized integration value or difference values output by the normalization section; and a flicker inference section to infer a flicker component from the spectrum extracted by the frequency analysis section.
    • 一种图像处理装置包括:积分部,用于以多于一个水平同步周期的单位对图像信号进行积分; 内插部分,用于根据积分部分输出的积分值来执行插值,以产生与在萤光灯下荧光屏出现的至少一个闪烁周期内预先设定的预定数量的采样位置对应的积分值 灯; 归一化部分,用于对由内插部分输出的积分值进行归一化或将由内插部分输出的积分值之间的差分值归一化为相邻场或帧的积分值; 频率分析部分,用于提取归一化部分输出的归一化积分值或差值的频谱; 以及闪烁推断部分,用于从由频率分析部分提取的频谱推断闪烁分量。
    • 5. 发明申请
    • Image-processing apparatus and image-pickup apparatus
    • 图像处理装置和图像拾取装置
    • US20070013785A1
    • 2007-01-18
    • US11451231
    • 2006-06-12
    • Masaya KinoshitaSeijiro InabaKeizo Gomi
    • Masaya KinoshitaSeijiro InabaKeizo Gomi
    • H04N5/228
    • H04N5/235H04N5/2357
    • An image-processing apparatus includes an integration section to integrate an image signal in more than one unit of horizontal synchronization period; an interpolation section to carry out an interpolation on the basis of integration values output by the integration section in order to generate integration values corresponding to a predetermined number of sampling positions set in advance during at least one period of flickers appearing on a screen under a fluorescent lamp; a normalization section to normalize an integration value output by the interpolation section or to normalize a difference value between integration values output by the interpolation section as integration values for adjacent fields or frames, respectively; a frequency analysis section to extract a spectrum of normalized integration value or difference values output by the normalization section; and a flicker inference section to infer a flicker component from the spectrum extracted by the frequency analysis section.
    • 一种图像处理装置包括:积分部,用于以多于一个水平同步周期的单位对图像信号进行积分; 内插部分,用于根据积分部分输出的积分值来执行插值,以产生与在萤光灯下荧光屏出现的至少一个闪烁周期内预先设定的预定数量的采样位置对应的积分值 灯; 归一化部分,用于对由内插部分输出的积分值进行归一化或将由内插部分输出的积分值之间的差分值归一化为相邻场或帧的积分值; 频率分析部分,用于提取归一化部分输出的归一化积分值或差值的频谱; 以及闪烁推断部分,用于从由频率分析部分提取的频谱推断闪烁分量。
    • 7. 发明授权
    • Flicker reduction method, image pickup device, and flicker reduction circuit
    • 闪烁还原方法,摄像装置和闪烁降低电路
    • US07656436B2
    • 2010-02-02
    • US10535114
    • 2003-10-16
    • Masaya KinoshitaMakibi NakamuraKenji Tanaka
    • Masaya KinoshitaMakibi NakamuraKenji Tanaka
    • H04N9/73H04N5/228
    • H04N5/243H04N5/2357
    • A system and method in which a fluorescent light flicker characteristic of an XY addressing type image pickup device such as a CMOS image pickup device is accurately detected and reliably and sufficiently reduced. This is achieved through signal processing without using a photosensitive element regardless of the level of a video signal of a subject and the type of a fluorescent lamp. A signal In′(x,y) is an RGB primary color signal or a luminance signal, each containing a flicker component. The signal In′(x,y) is integrated over a duration of time equal to or longer than one horizontal period, and a difference value between the integrated values of adjacent fields is normalized by the average value of the integrated values of three consecutive fields.
    • 能够准确地检测并可靠且充分地降低诸如CMOS图像拾取装置的XY寻址型图像拾取装置的荧光灯闪烁特性的系统和方法。 无论使用对象的视频信号的电平和荧光灯的种类如何,都可以通过不使用光敏元件的信号处理来实现。 信号In'(x,y)是每个包含闪烁分量的RGB原色信号或亮度信号。 信号In'(x,y)在等于或长于一个水平周期的持续时间内积分,并且相邻场的积分值之间的差值由三个连续场的积分值的平均值归一化 。
    • 8. 发明申请
    • Imaging Device Element
    • 成像设备元件
    • US20080225135A1
    • 2008-09-18
    • US10589492
    • 2006-01-12
    • Takami MizukuraNaoya KatohKenji TanakaMasaya KinoshitaYutaka YonedaAkira Matsui
    • Takami MizukuraNaoya KatohKenji TanakaMasaya KinoshitaYutaka YonedaAkira Matsui
    • H04N9/73
    • H04N9/045H04N5/35563
    • characteristic are improved. An imaging device having a hybrid RGBYC color filter using a primary color system RGB filter and a complementary color system YC filter is composed. Four G filters that directly relate to resolution and that is close to a luminance signal that human eyes sense are arrayed in a checker shape so that the number of the G filters is four times larger than the number of filters of each of the other colors. An array shown in FIG. 10A is composed of low resolution rows (G, R, G, and B) and high resolution rows (C, G, Y, and G) that are alternately arrayed in each line. When signals are read if exposure times are varied for individual lines, the signals that are read can easily have a wide dynamic range. An array shown in FIG. 10B has two Gs, a low sensitivity color, and a high sensitivity color in each line and each row. Thus, the luminance difference is small in the horizontal direction and the vertical direction. Thus, the reading method in the array shown in FIG. 10B is slightly complicated than that in the array shown in FIG. 10A. However, since the special interpolation characteristic of the array shown in FIG. 10B is advantageous, a smooth gradation can be easily represented.
    • 特性得到改善。 具有使用原色系统RGB滤色器和补色系YC滤色器的混合RGBYC滤色器的成像装置。 与分辨率直接相关并且靠近人眼感知的亮度信号的四个G滤波器以检验器形状排列,使得G滤波器的数量比每个其它颜色的滤波器数量的四倍。 图1所示的阵列。 10 A由低分辨率行(G,R,G和B)和高分辨率行(C,G,Y和G)组成,每行交替排列。 当各个线路的曝光时间变化时,如果读取信号,读取的信号可以容易地具有宽的动态范围。 图1所示的阵列。 10 B具有两个G,低灵敏度颜色,每行和每一行具有高灵敏度颜色。 因此,亮度差在水平方向和垂直方向上较小。 因此,图1所示的阵列中的读取方法 10B比图1所示的阵列稍微复杂。 然而,由于图10所示的阵列的特殊插值特性, 10 B是有利的,可以容易地表示平滑的等级。
    • 9. 发明申请
    • Flicker reduction method, image pickup device, and flicker reduction circuit
    • 闪烁还原方法,摄像装置和闪烁降低电路
    • US20060055823A1
    • 2006-03-16
    • US10535114
    • 2003-10-16
    • Masaya KinoshitaMakibi NakamuraKenji Tanaka
    • Masaya KinoshitaMakibi NakamuraKenji Tanaka
    • H04N5/04
    • H04N5/243H04N5/2357
    • A fluorescent light flicker characteristic of an XY addressing type image pickup device such as a CMOS image pickup device is accurately detected and reliably and sufficiently reduced through a simple signal processing without using an photosensitive element regardless of the level of a video signal of a subject and the type of a fluorescent lamp. A signal In′(x,y) is an RGB primary color signal or a luminance signal, each containing a flicker component. The signal In′(x,y) is integrated over a duration of time equal to or longer than one horizontal period, and a difference value between the integrated values of adjacent fields is normalized by the average value of the integrated values of three consecutive fields. The normalized difference value gn(y) is discrete Fourier transformed to extract a spectrum thereof, and a flicker coefficient Γn(y) is estimated from the extracted spectrum to calculate In′(x,y)/[1+Γn(y)].
    • 通过简单的信号处理,不用使用光敏元件就可以准确地检测并且充分地减少诸如CMOS图像拾取装置的XY寻址类型的图像拾取装置的荧光灯闪烁特性,而不管被摄体的视频信号的电平如何, 荧光灯的类型。 信号In'(x,y)是每个包含闪烁分量的RGB原色信号或亮度信号。 信号In'(x,y)在等于或长于一个水平周期的持续时间内积分,并且相邻场的积分值之间的差值由三个连续场的积分值的平均值归一化 。 归一化差值gn(y)是离散傅立叶变换以提取其频谱,并且从提取的光谱估计闪烁系数Gamman(y)以计算In'(x,y)/ [1 + Gamman(y)] 。
    • 10. 发明授权
    • Imaging device element
    • 成像设备元件
    • US07583303B2
    • 2009-09-01
    • US10589492
    • 2006-01-12
    • Takami MizukuraNaoya KatohKenji TanakaMasaya KinoshitaYutaka YonedaAkira Matsui
    • Takami MizukuraNaoya KatohKenji TanakaMasaya KinoshitaYutaka YonedaAkira Matsui
    • H04N5/232H04N9/04
    • H04N9/045H04N5/35563
    • An imaging device having a hybrid RGBYC color filter using a primary color system RGB filter and a complementary color system YC filter is composed. Four G filters that directly relate to resolution and that is close to a luminance signal that human eyes sense are arrayed in a checker shape so that the number of the G filters is four times larger than the number of filters of each of the other colors. An array shown in FIG. 10A is composed of low resolution rows (G, R, G, and B) and high resolution rows (C, G, Y, and G) that are alternately arrayed in each line. When signals are read if exposure times are varied for individual lines, the signals that are read can easily have a wide dynamic range. An array shown in FIG. 10B has two Gs, a low sensitivity color, and a high sensitivity color in each line and each row. Thus, the luminance difference is small in the horizontal direction and the vertical direction. Thus, the reading method in the array shown in FIG. 10B is slightly complicated than that in the array shown in FIG. 10A. However, since the special interpolation characteristic of the array shown in FIG. 10B is advantageous, a smooth gradation can be easily represented.
    • 具有使用原色系统RGB滤色器和补色系YC滤色器的混合RGBYC滤色器的成像装置。 与分辨率直接相关并且靠近人眼感知的亮度信号的四个G滤波器以检验器形状排列,使得G滤波器的数量比每个其它颜色的滤波器数量的四倍。 图1所示的阵列。 10A由在每行交替排列的低分辨率行(G,R,G和B)和高分辨率行(C,G,Y和G)组成。 当各个线路的曝光时间变化时,如果读取信号,读取的信号可以容易地具有宽的动态范围。 图1所示的阵列。 10B具有两个G,低灵敏度颜色,以及每行和每一行的高灵敏度颜色。 因此,亮度差在水平方向和垂直方向上较小。 因此,图1所示的阵列中的读取方法 10B比图1所示的阵列略复杂。 10A。 然而,由于图1所示的阵列的特殊插值特性, 10B是有利的,可以容易地表示平滑的等级。