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    • 1. 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。
    • 3. 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。
    • 4. 发明授权
    • Image pickup device and signal processing method
    • 图像拾取装置和信号处理方法
    • US07701620B2
    • 2010-04-20
    • US11172854
    • 2005-07-05
    • Seijiro InabaKenji TanakaAkira MatsuiYutaka Yoneda
    • Seijiro InabaKenji TanakaAkira MatsuiYutaka Yoneda
    • H04N1/04G02F1/1333
    • H04N5/361H04N5/3658
    • The present invention provides an image pickup device in which a column noise component is detected in a short time without being influenced under variant random noise even if the VOPB area B includes a small number of lines, and pixel signals from the effective pixel area A are corrected, based on the detected column noise component. The image pickup device includes a solid-state image pickup element having a pixel part including an effective pixel area to be irradiated with light, and a light-shielded pixel area where irradiation of light is shielded, a vertical scanning circuit, a horizontal scanning circuit, and an output circuit, a controller that controls the solid-state image pickup element such that the pixel signals outputted from the pixels arranged in the light-shielded pixel area or the pixel signals outputted from the pixels arranged in the effective pixel area are outputted from the output circuit, a control signal generator that generates a predetermined control signal, a noise component detector that detects noise, and a noise corrector that corrects noise contained in the pixel signals from the effective pixel area based on a noise component detected by the noise component detector, wherein the control signal generator generates different control signals at predetermined timing.
    • 本发明提供了一种图像拾取装置,其中即使VOPB区域B包括少量行,并且来自有效像素区域A的像素信号是在短时间内检测列噪声分量而不受变化随机噪声影响 基于检测到的列噪声分量进行校正。 图像拾取装置包括:固体摄像元件,具有包含要照射的有效像素区域的像素部分;以及屏蔽照射光的遮光像素区域,垂直扫描电路,水平扫描电路 以及输出电路,控制固态摄像元件使得从排列在遮光像素区域中的像素输出的像素信号或从排列在有效像素区域中的像素输出的像素信号被输出的控制器 从输出电路输出产生预定控制信号的控制信号发生器,检测噪声的噪声分量检测器和噪声校正器,该噪声校正器基于由噪声检测的噪声分量来校正来自有效像素区域的像素信号中包含的噪声 分量检测器,其中控制信号发生器在预定定时产生不同的控制信号。
    • 5. 发明授权
    • Image-pickup device and signal processing method for noise correction
    • 用于噪声校正的图像拾取装置和信号处理方法
    • US07567277B2
    • 2009-07-28
    • US11172817
    • 2005-07-05
    • Seijiro InabaKenji Tanaka
    • Seijiro InabaKenji Tanaka
    • H04N9/64H04N5/217
    • H04N5/3658
    • The present invention provides an image pickup device that can accurately adjust the black level value of the effective pixel area while correcting column noise contained in pixel signals of the effective pixel area. The image pickup device includes a solid-state image pickup element having a pixel part including an effective pixel area to be irradiated with light, a vertical light-shielded pixel area and a horizontal light-shielded pixel area where irradiation of light is shielded, a vertical scanning circuit, a horizontal scanning circuit, and an output circuit, a light-shielding section which shuts off light irradiated on the effective pixel area, a black level value detector which detects black level values of the vertical light-shielded pixel area, the horizontal light-shielded pixel area, and the effective pixel area shielded from light by the light-shielding section, based on pixel signals outputted from the output circuit of the solid state image pickup element, a comparator which compares the black level values, a noise component detector which detects a noise component, a noise corrector which corrects noise generated in the effective pixel area, based on the noise component detected by the noise component detector, and a controller which controls the noise component detector and the noise corrector, based on a comparison result of the comparator.
    • 本发明提供了一种能够在校正有效像素区域的像素信号中包含的列噪声的同时精确地调整有效像素区域的黑电平值的图像拾取装置。 图像拾取装置包括:固体摄像元件,其具有包含要照射的有效像素区域的像素部分,垂直遮光像素区域和屏蔽照射的水平屏蔽像素区域; 垂直扫描电路,水平扫描电路和输出电路,遮断有源像素区域照射的光的遮光部,检测垂直遮光像素区域的黑电平值的黑电平值检测器, 水平遮光像素区域,以及基于从固体摄像元件的输出电路输出的像素信号,由遮光部遮蔽光的有效像素面积,比较黑电平值,噪声 检测噪声分量的分量检测器,噪声校正器,其基于由t检测到的噪声分量来校正在有效像素区域中产生的噪声 噪声分量检测器,以及基于比较器的比较结果来控制噪声分量检测器和噪声校正器的控制器。
    • 6. 发明申请
    • Image pickup device and signal processing method
    • 图像拾取装置和信号处理方法
    • US20060007504A1
    • 2006-01-12
    • US11172854
    • 2005-07-05
    • Seijiro InabaKenji TanakaAkira MatsuiYutaka Yoneda
    • Seijiro InabaKenji TanakaAkira MatsuiYutaka Yoneda
    • H04N1/38
    • H04N5/361H04N5/3658
    • The present invention provides an image pickup device in which a column noise component is detected in a short time without being influenced under variant random noise even if the VOPB area B includes a small number of lines, and pixel signals from the effective pixel area A are corrected, based on the detected column noise component. The image pickup device includes a solid-state image pickup element having a pixel part including an effective pixel area to be irradiated with light, and a light-shielded pixel area where irradiation of light is shielded, a vertical scanning circuit, a horizontal scanning circuit, and an output circuit, a controller that controls the solid-state image pickup element such that the pixel signals outputted from the pixels arranged in the light-shielded pixel area or the pixel signals outputted from the pixels arranged in the effective pixel area are outputted from the output circuit, a control signal generator that generates a predetermined control signal, a noise component detector that detects noise, and a noise corrector that corrects noise contained in the pixel signals from the effective pixel area based on a noise component detected by the noise component detector, wherein the control signal generator generates different control signals at predetermined timing.
    • 本发明提供了一种图像拾取装置,其中即使VOPB区域B包括少量行,并且来自有效像素区域A的像素信号是在短时间内检测列噪声分量而不受变化随机噪声影响 基于检测到的列噪声分量进行校正。 图像拾取装置包括:固体摄像元件,具有包含要照射的有效像素区域的像素部分;以及屏蔽照射光的遮光像素区域,垂直扫描电路,水平扫描电路 以及输出电路,控制固态摄像元件使得从排列在遮光像素区域中的像素输出的像素信号或从排列在有效像素区域中的像素输出的像素信号被输出的控制器 从输出电路输出产生预定控制信号的控制信号发生器,检测噪声的噪声分量检测器和噪声校正器,该噪声校正器基于由噪声检测的噪声分量来校正来自有效像素区域的像素信号中包含的噪声 分量检测器,其中控制信号发生器在预定定时产生不同的控制信号。
    • 7. 发明申请
    • Image-pickup device and signal processing method
    • 图像拾取装置和信号处理方法
    • US20060007507A1
    • 2006-01-12
    • US11172817
    • 2005-07-05
    • Seijiro InabaKenji Tanaka
    • Seijiro InabaKenji Tanaka
    • H04N1/04
    • H04N5/3658
    • The present invention provides an image pickup device that can accurately adjust the black level value of the effective pixel area while correcting column noise contained in pixel signals of the effective pixel area. The image pickup device includes a solid-state image pickup element having a pixel part including an effective pixel area to be irradiated with light, a vertical light-shielded pixel area and a horizontal light-shielded pixel area where irradiation of light is shielded, a vertical scanning circuit, a horizontal scanning circuit, and an output circuit, a light-shielding section which shuts off light irradiated on the effective pixel area, a black level value detector which detects black level values of the vertical light-shielded pixel area, the horizontal light-shielded pixel area, and the effective pixel area shielded from light by the light-shielding section, based on pixel signals outputted from the output circuit of the solid state image pickup element, a comparator which compares the black level values, a noise component detector which detects a noise component, a noise corrector which corrects noise generated in the effective pixel area, based on the noise component detected by the noise component detector, and a controller which controls the noise component detector and the noise corrector, based on a comparison result of the comparator.
    • 本发明提供了一种能够在校正有效像素区域的像素信号中包含的列噪声的同时精确地调整有效像素区域的黑电平值的图像拾取装置。 图像拾取装置包括:固体摄像元件,其具有包含要照射的有效像素区域的像素部分,垂直遮光像素区域和屏蔽照射的水平屏蔽像素区域; 垂直扫描电路,水平扫描电路和输出电路,遮断有源像素区域照射的光的遮光部,检测垂直遮光像素区域的黑电平值的黑电平值检测器, 水平遮光像素区域,以及基于从固体摄像元件的输出电路输出的像素信号,由遮光部遮蔽光的有效像素面积,比较黑电平值,噪声 检测噪声分量的分量检测器,噪声校正器,其基于由t检测到的噪声分量来校正在有效像素区域中产生的噪声 噪声分量检测器,以及基于比较器的比较结果来控制噪声分量检测器和噪声校正器的控制器。
    • 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。