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公开(公告)号：US5638136A
公开(公告)日：1997-06-10
申请号：US478594
申请日：1995-06-07
申请人： Kazuaki Kojima , Tetsuya Kuno , Hiroaki Sugiura , Takeshi Yamada
发明人： Kazuaki Kojima , Tetsuya Kuno , Hiroaki Sugiura , Takeshi Yamada
CPC分类号： H04N5/2621 , H04N5/2351 , H04N9/643 , H04N9/646
摘要： A method and apparatus for adjusting a color difference signal of an image includes a video signal processor. The video signal processor receives a luminance signal and color difference signals representing the image, and accesses a color saturation level from a color saturation level table stored in memory based on the color difference signals. The video signal processor then detects flesh tone in areas of the image based on the luminance signal and the color saturation level, and generates a flesh tone detecting signal based on results of the flesh tone detection.
摘要翻译： 用于调整图像的色差信号的方法和装置包括视频信号处理器。 视频信号处理器接收表示图像的亮度信号和色差信号，并且基于色差信号从存储在存储器中的色彩饱和度级表访问色彩饱和度。 视频信号处理器然后基于亮度信号和色彩饱和度检测图像区域中的肉色，并且基于肉色检测的结果产生肉色检测信号。
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公开(公告)号：US5488429A
公开(公告)日：1996-01-30
申请号：US999741
申请日：1992-12-31
申请人： Kazuaki Kojima , Tetsuya Kuno , Hiroaki Sugiura , Takeshi Yamada
发明人： Kazuaki Kojima , Tetsuya Kuno , Hiroaki Sugiura , Takeshi Yamada
CPC分类号： H04N5/2621 , H04N5/208 , H04N5/23212 , H04N5/2351 , H04N9/643 , H04N9/646 , H04N9/75
摘要： A flesh-tone area is detected based on color-difference and luminance signals constituting video signals, and luminance correction, color correction, and aperture correction are performed only on the flesh-tone area or a human face area identified in the flesh-tone area. The setting of a focus area or the setting of a photometric area for iris control, automatic gain control, automatic shutter control, etc., in a video camera, is performed with respect to the flesh-tone area or the human face area. Furthermore, based on the color-difference and luminance signals constituting the video signals, a background area is detected, and the video signals are divided into components representing a background area and components representing an object area. An image signal of a desired hue or a still image is superimposed on the detected background area, or special processing is performed on the video signals representing the object area other than the detected background area.
摘要翻译： 基于构成视频信号的色差和亮度信号检测肉色区域，仅在肉色区域或肉色区域中识别的人脸区域进行亮度校正，颜色校正和孔径校正 。 相对于肉色区域或人脸区域，执行摄像机中的焦点区域的设置或用于光圈控制，自动增益控制，自动快门控制等的测光区域的设置。 此外，基于构成视频信号的色差信号和亮度信号，检测背景区域，将视频信号分割成表示背景区域的分量和表示对象区域的分量。 所需色调或静止图像的图像信号叠加在检测到的背景区域上，或者对表示除了检测到的背景区域之外的对象区域的视频信号进行特殊处理。
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3.发明授权
公开(公告)号：US5561474A
公开(公告)日：1996-10-01
申请号：US443759
申请日：1995-05-18
申请人： Kazuaki Kojima , Tetsuya Kuno , Hiroaki Sugiura , Takeshi Yamada
发明人： Kazuaki Kojima , Tetsuya Kuno , Hiroaki Sugiura , Takeshi Yamada
CPC分类号： H04N5/2621 , H04N5/208 , H04N5/23212 , H04N5/2351 , H04N9/643 , H04N9/646 , H04N9/75
摘要： The color video camera has a processing circuit which converts electrical signals obtained from an imager into a luminance signal and color-difference signals. The color video camera further includes a memory which stores a table of values designating color saturation levels and corresponding to a specific hue of a background color. The memory outputs a color saturation level based on the color difference signals obtained by imaging an object on a background of the specific hue. This color saturation level is compared with the luminance signal, and based on the comparison results the luminance signal and color difference signals are separated into components corresponding to the background area and components corresponding to the object area.
摘要翻译： 彩色摄像机具有将从成像器获得的电信号转换为亮度信号和色差信号的处理电路。 彩色摄像机还包括存储器，其存储指定色彩饱和度级别并对应于背景颜色的特定色调的值的表格。 存储器基于通过对特定色调的背景上的对象成像而获得的色差信号输出色彩饱和度水平。 将该色饱和度与亮度信号进行比较，根据比较结果，将亮度信号和色差信号分离成与背景区域对应的成分和与对象区域对应的成分。
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4.发明申请Image Processing Device, Non-Capture Color Signal Calculating Device, and Image Processing Method 有权图像处理装置，非捕捉彩色信号计算装置和图像处理方法公开(公告)号：US20080043131A1
公开(公告)日：2008-02-21
申请号：US11791762
申请日：2004-11-30
申请人： Masashi Tamura , Narihiro Matoba , Hiroaki Sugiura , Tetsuya Kuno
发明人： Masashi Tamura , Narihiro Matoba , Hiroaki Sugiura , Tetsuya Kuno
IPC分类号： H04N5/335
CPC分类号： H04N9/045 , G06T3/4015 , H04N2209/046
摘要： An image processing device includes a first calculation means for calculating a non-capture color signal corresponding to an H-th interpolation color for a pixel of interest, a second calculation means for calculating a non-capture color signal by multiplying a J-th capture color signal corresponding to the capture color for the pixel of interest by the ratio of the H-th two-dimensional low-pass filter output to the J-th two-dimensional low-pass filter output, and a third calculation means for calculating a non-capture color signal corresponding to the H-th interpolation color for the pixel of interest using the calculation result according to the first calculation means and the calculation result according to the second calculation means.
摘要翻译： 一种图像处理装置包括：第一计算装置，用于计算与感兴趣的像素的第H个内插颜色相对应的非捕获颜色信号;第二计算装置，用于通过将第j个捕获 与第H个二维低通滤波器输出与第j个二维低通滤波器输出的比值对应于感兴趣像素的捕捉颜色的彩色信号，以及第三计算装置， 使用根据第一计算装置的计算结果和根据第二计算装置的计算结果对应于感兴趣像素的第H插值颜色的非捕获颜色信号。
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公开(公告)号：US07324147B2
公开(公告)日：2008-01-29
申请号：US10259452
申请日：2002-09-30
申请人： Kozo Ishida , Tetsuya Kuno , Koichi Yamashita , Hiroaki Sugiura , Takashi Itow
发明人： Kozo Ishida , Tetsuya Kuno , Koichi Yamashita , Hiroaki Sugiura , Takashi Itow
CPC分类号： H04N5/2353 , H04N1/00307 , H04N5/217 , H04N5/2351
摘要： An imaging system controller (5) outputs a control signal (VC). The control signal (VC) gives a command to output driving clocks (φVn, φHm) of an imaging element (1) in a signal transmission period, and a command to suspend output of the clocks (φVn, φHm) in an idle period subsequent to the signal transmission period. The length of the idle period is a multiple of the length of the signal transmission period by a natural number. The imaging system controller (5) periodically repeats output of the control signal (VC) giving these commands a number of times corresponding to the number of horizontal lines of the imaging element (1). In response to the commands of the control signal (VC), a timing generator (2) generates and outputs the clocks (φVn, φHm), and suspends generation and output of the same. An imaging device (10) thereby intermittently drives the imaging element (1), to generate and output a picked-up image signal (V2).
摘要翻译： 成像系统控制器（5）输出控制信号（VC）。 控制信号（VC）给出了在信号发送期间输出摄像元件（1）的驱动时钟（phiVn，phiHm）的命令，以及在空闲时段中暂停时钟（phiVn，phiHm）的输出的命令 到信号传输周期。 空闲周期的长度是信号传输周期的长度乘以自然数的倍数。 成像系统控制器（5）周期性地重复控制信号（VC）的输出，给出这些命令与成像元件（1）的水平线数相对应的次数。 响应于控制信号（VC）的命令，定时发生器（2）产生并输出时钟（phiVn，phiHm），并暂停其产生和输出。 成像装置（10）由此间歇地驱动成像元件（1），以产生并输出拾取图像信号（V 2）。
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公开(公告)号：US20070126896A1
公开(公告)日：2007-06-07
申请号：US10584448
申请日：2004-12-10
申请人： Junko Makita , Shoutarou Moriya , Hiroaki Sugiura , Koichi Yamashita , Takashi Itow , Tetsuya Kuno
发明人： Junko Makita , Shoutarou Moriya , Hiroaki Sugiura , Koichi Yamashita , Takashi Itow , Tetsuya Kuno
IPC分类号： H04N9/04
CPC分类号： H04N9/045 , H04N2209/046
摘要： A regression analysis is carried out (8) using pixel signals having a K-th spectral characteristic as the explanatory variable and pixel signals having an L-th spectral characteristic as the purpose variable in a plurality of pixel positions in an area neighboring a pixel of interest to obtain a pixel signal having the L-th spectral characteristic (9). Pixel signals obtained by low-pass filtering (7a-7c) of the output signals of an imaging device may be used as the explanatory variable and the purpose variable. The occurrence of false colors is thereby reduced when, in a group of pixel signals from pixels arrayed on a two-dimensional plane, each pixel having one of a plurality of spectral characteristics, the missing colors at each pixel position are obtained by interpolation.
摘要翻译： 使用具有第K个频谱特性的像素信号作为解释变量进行回归分析，并且在邻近像素的区域中的多个像素位置中具有作为目的变量的第L个频谱特性的像素信号 感兴趣地获得具有第L个频谱特性（9）的像素信号。 可以使用通过成像装置的输出信号的低通滤波（7a-7c）获得的像素信号作为说明变量和目的变量。 因此，当在二维平面上排列的像素的一组像素信号中，每个像素具有多个光谱特性中的一个时，因此减少伪色的出现，通过内插获得每个像素位置处的缺失颜色。
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公开(公告)号：US20070019087A1
公开(公告)日：2007-01-25
申请号：US10582501
申请日：2005-07-22
申请人： Tetsuya Kuno , Junko Makita , Hiroaki Sugiura , Narihrio Matoba , Masashi Tamura
发明人： Tetsuya Kuno , Junko Makita , Hiroaki Sugiura , Narihrio Matoba , Masashi Tamura
IPC分类号： H04N9/04
CPC分类号： H04N9/045
摘要： A pixel signal having a k-th spectral characteristic at a pixel interpolation position occupied by a pixel signal having an h-th spectral characteristic is generated from a set of pixel signals arrayed in a two-dimensional plane, each having one of a plurality of spectral characteristics, by calculating a difference between low-frequency components, corresponding to a degree of correlation between pixel signals having the k-th and h-th spectral characteristics in a neighborhood of the pixel interpolation position (8r, 8g, 8b, 24k, 24h, 26), calculating a non-correlation value corresponding to a degree of non-correlation between the pixel signals having the k-th and h-th spectral characteristics in the neighborhood of the pixel interpolation position (7r, 7g, 7b, 23k, 23h, 25), and obtaining the pixel signal having the k-th spectral characteristic at the pixel interpolation position by using the calculated difference and the non-correlation value (27, 28, 29). Accurate interpolation can be performed despite various different correlation relationships between color component values.
摘要翻译： 在由二维平面中排列的像素信号的集合中生成具有由具有第h个光谱特性的像素信号占据的像素插值位置处的第k个光谱特性的像素信号，每个像素信号具有多个 频谱特性，通过计算与像素内插位置（8 r，8 g，8 b）相邻的第k和第h个光谱特性的像素信号之间的相关度相对应的低频分量之间的差异 ，24k，24h，26），计算与像素内插位置（7r）附近的第k和第h光谱特性的像素信号之间的非相关程度对应的非相关值 ，7g，7b，23k，23h，25），并且通过使用所计算的差异和非相关值（27,28,29）获得具有在像素插值位置处的第k个光谱特性的像素信号 ）。 尽管颜色分量值之间存在各种不同的相关关系，仍可进行准确的插值。
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公开(公告)号：US07133075B2
公开(公告)日：2006-11-07
申请号：US10293436
申请日：2002-11-14
申请人： Kozo Ishida , Tetsuya Kuno , Koichi Yamashita , Hiroaki Sugiura , Takashi Itow
发明人： Kozo Ishida , Tetsuya Kuno , Koichi Yamashita , Hiroaki Sugiura , Takashi Itow
IPC分类号： H04N3/14
CPC分类号： H04N5/2357 , H04N5/235
摘要： An image capture apparatus which is compact and structurally simple and allows for prevention of a flicker noise, a method of capturing an image which allows for prevention of a flicker noise, and a mobile terminal using the apparatus and the method, are provided. In the image capture apparatus, a vertical cycle is adjusted so as to maintain 20 fps or 20/2m (m is an integer) fps, thereby to prevent a flicker noise in an image as obtained. To this end, in the image capture apparatus, a frequency of a horizontal transfer clock, a horizontal count level and a vertical line count level may be adjusted. Further, a fraction count is provided to adjust the length of one vertical cycle. Moreover, the image capture apparatus may be incorporated in a mobile terminal.
摘要翻译： 提供一种紧凑且结构简单并且允许防止闪烁噪声的图像捕获设备，捕获允许防止闪烁噪声的图像的方法以及使用该设备和方法的移动终端。 在图像拍摄装置中，调整垂直周期以保持20fps或20 / 2m（m是整数）fps，从而防止所获得的图像中的闪烁噪声。 为此，在图像拍摄装置中，可以调节水平传送时钟，水平计数电平和垂直行计数电平的频率。 此外，提供分数计数以调整一个垂直周期的长度。 此外，图像捕获装置可以并入移动终端。
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公开(公告)号：US07030926B2
公开(公告)日：2006-04-18
申请号：US09875138
申请日：2001-06-07
CPC分类号： H04N7/142 , H04N5/2254 , H04N5/2259 , H04N2007/145
摘要： The image pick-up apparatus is one in which a first image forming lens for forming as an image on a light-receiving surface a light entering from a first direction toward the light-receiving surface of an image pick-up device and a second image forming lens for forming as an image on the light-receiving surface a light entering from a second direction different from the first direction are mounted on a lens mount, and in which optical means for changing a direction of travel of at least one of the lights entering from these different directions to a direction perpendicular to the light-receiving surface is held in the lens mount.
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公开(公告)号：US07009654B2
公开(公告)日：2006-03-07
申请号：US09882025
申请日：2001-06-18
申请人： Tetsuya Kuno , Hiroaki Sugiura , Hiroyuki Miyake
发明人： Tetsuya Kuno , Hiroaki Sugiura , Hiroyuki Miyake
IPC分类号： H04N5/225
CPC分类号： H01L31/0203 , G02B7/02 , H01L27/14618 , H01L27/14625 , H01L31/02325 , H01L2224/48091 , H01L2224/73265 , H04N5/2253 , H04N5/2254 , H01L2924/00014
摘要： An image pickup apparatus captures an image from a subject without a focus-adjusting mechanism. An image pickup element has opposed first and second surfaces and an image region formed in the first surface. An optical system causes the image light from the subject to form an image on the image region. A supporting member has a first abutment portion that engages the optical system with nothing sandwiched therebetween, and a second abutment portion that engages the image pickup element with nothing sandwiched therebetween, thereby accurately positioning the optical system relative to the image pickup element. The second abutment portion abuts an area on the first surface except for the image region. A circuit board is fixed to the supporting member and electrically connected to the image pickup element. The circuit board has an opening formed therein such that the image region is exposed through the opening.
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