公开(公告)号：US08807762B2

公开(公告)日：2014-08-19

申请号：US12812459

申请日：2009-01-09

申请人： Takayuki Uchiyama ,  Nobuhiro Fujinawa ,  Erika Koishi ,  Akira Ohmura ,  Takayuki Suga

发明人： Takayuki Uchiyama ,  Nobuhiro Fujinawa ,  Erika Koishi ,  Akira Ohmura ,  Takayuki Suga

IPC分类号： G03B21/00 ,  G03B21/14 ,  G06K9/00 ,  G09G5/02

CPC分类号： H04N9/3194 ,  G03B21/006 ,  H04N9/3176 ,  H04N9/3182

摘要： A projector includes: an image forming unit that forms a projection image; a detection unit that detects a condition at a projection surface onto which the projection image is projected; a correction unit that corrects a source image based upon the condition at the projection surface to obtain the projection image; and a projection unit that projects the projection image.

摘要翻译： 投影机包括：形成投影图像的图像形成单元; 检测单元，其检测在所述投影图像投影的投影面上的状态; 校正单元，其基于投影表面处的状态来校正源图像以获得投影图像; 投影单元投影投影图像。

公开(公告)号：US20110018897A1

公开(公告)日：2011-01-27

申请号：US12812459

申请日：2009-01-09

申请人： Takayuki Uchiyama ,  Nobuhiro Fujinawa ,  Erika Koishi ,  Akira Ohmura ,  Takayuki Suga

发明人： Takayuki Uchiyama ,  Nobuhiro Fujinawa ,  Erika Koishi ,  Akira Ohmura ,  Takayuki Suga

IPC分类号： G09G5/00

CPC分类号： H04N9/3194 ,  G03B21/006 ,  H04N9/3176 ,  H04N9/3182

摘要： A projector includes: an image forming unit that forms a projection image; a detection unit that detects a condition at a projection surface onto which the projection image is projected; a correction unit that corrects a source image based upon the condition at the projection surface to obtain the projection image; and a projection unit that projects the projection image.

摘要翻译： 投影机包括：形成投影图像的图像形成单元; 检测单元，其检测在所述投影图像投影的投影面上的状态; 校正单元，其基于投影表面处的状态来校正源图像以获得投影图像; 投影单元投影投影图像。

公开(公告)号：US20100026837A1

公开(公告)日：2010-02-04

申请号：US12312603

申请日：2007-11-22

申请人： Erika Koishi

发明人： Erika Koishi

IPC分类号： H04N9/73 ,  G06K9/00

CPC分类号： H04N1/6086 ,  H04N1/6088 ,  H04N9/73

摘要： An image processing method for executing color conversion processing on input image data by taking into consideration chromatic adaptation so as to match a color appearance perceived under a first viewing condition and a color appearance perceived under a second viewing condition, includes: executing the color conversion processing by setting in correspondence to each of parameters representing colors, at least one of an adaptation factor indicating an extent of adaptation to the first viewing condition and an adaptation factor indicating an extent of adaptation to the second viewing condition.

摘要翻译： 一种图像处理方法，用于通过考虑色度适应性来匹配在第一观看条件下感知到的颜色外观和在第二观看条件下感知到的颜色外观来执行对输入图像数据的颜色转换处理，包括：执行颜色转换处理 通过对应于表示颜色的每个参数设置指示对第一观看条件的适应程度的自适应因子中的至少一个以及指示适应于第二观看条件的程度的自适应因子。

公开(公告)号：US08326027B2

公开(公告)日：2012-12-04

申请号：US12309521

申请日：2007-07-25

申请人： Erika Koishi

发明人： Erika Koishi

IPC分类号： G06K9/00 ,  G06K9/34

CPC分类号： H04N9/67 ,  H04N1/6033 ,  H04N1/6052 ,  H04N1/6086 ,  H04N9/045

摘要： A conversion matrix determining method for determining a conversion matrix to be used in color conversion processing executed on a photographic image, includes: obtaining image data of an image captured under a given condition and a colorimetric value measured under a condition identical to the given condition from a subject of the image data; and determining a conversion matrix to be used to execute color conversion on an image signal in a nonlinear color space where a luminance value changes nonlinearly, based upon the image data and the colorimetric value having been obtained.

摘要翻译： 一种用于确定在摄影图像上执行的颜色转换处理中使用的转换矩阵的转换矩阵确定方法，包括：获得在给定条件下捕获的图像的图像数据和在与给定条件相同的条件下测量的比色值， 图像数据的主题; 以及基于所获得的图像数据和比色值，确定用于对非线性颜色空间中的亮度值非线性变化的图像信号执行颜色转换的转换矩阵。

公开(公告)号：US20090010535A1

公开(公告)日：2009-01-08

申请号：US11988549

申请日：2006-07-12

申请人： Erika Koishi

发明人： Erika Koishi

IPC分类号： H04N1/46

CPC分类号： H04N1/6086 ,  G06T11/001 ,  H04N1/6072 ,  H04N1/6088

摘要： An image processing device that transforms first image data of an image captured under an image-capturing condition into second image data that reproduce a color appearance under a viewing condition, includes: an image data acquiring unit that acquires the first image data of the image captured under the image-capturing condition; a first transformation unit that transforms the acquired first image data into the second image data pixel by pixel based on the image-capturing condition and the viewing condition by a first method that takes into consideration chromatic adaptation; a second transformation unit that transforms the acquired first image data into the second image data pixel by pixel based on the image-capturing condition and the viewing condition by a second method that is simpler than the first method and takes into consideration chromatic adaptation; and a controlling unit that controls such that either the first transformation unit or the second transformation unit is selected depending on a state of a transformation target pixel or a neighborhood pixel neighboring the transformation target pixel in the first image data.

摘要翻译： 一种图像处理装置，其将在图像拍摄条件下拍摄的图像的第一图像数据变换为在观看条件下再现颜色外观的第二图像数据，包括：图像数据获取单元，其获取拍摄的图像的第一图像数据 在图像拍摄条件下; 第一变换单元，其通过考虑到色彩适应的第一种方法，基于图像拍摄条件和观看条件逐个像素地将所获取的第一图像数据变换为第二图像数据; 第二变换单元，其通过比第一方法简单的第二方法基于图像拍摄条件和观看条件逐个像素地将获取的第一图像数据变换为第二图像数据，并考虑到色彩适应; 以及控制单元，其控制使得第一变换单元或第二变换单元根据与第一图像数据中的变换目标像素相邻的变换目标像素或邻近像素的状态来选择。

公开(公告)号：US08502881B2

公开(公告)日：2013-08-06

申请号：US12824756

申请日：2010-06-28

申请人： Erika Koishi

发明人： Erika Koishi

IPC分类号： H04N9/73 ,  G06K9/00

CPC分类号： H04N9/735 ,  H04N1/6086 ,  H04N1/6088

摘要： An image processing apparatus comprising: an input visual environment acquisition unit that acquires a shooting scene viewing condition at the time of shooting an image, an output visual environment acquisition unit that acquires a shot image viewing condition, a converting unit that converts the image using a predetermined color appearance model based on the shooting scene viewing condition acquired by the input visual environment acquisition unit and the shot image viewing condition acquired by the output visual environment acquisition unit, and a correction unit that corrects a parameter of the color appearance model used by the converting unit by using at least one of a shooting condition of the image and a scene judging result based on at least one of the image and the shooting conditions of the image.

摘要翻译： 一种图像处理装置，包括：输入视觉环境获取单元，其获取拍摄图像时的拍摄场景观看条件;获取拍摄图像观看条件的输出视觉环境获取单元;转换单元，其使用 基于由输入视觉环境获取单元获取的拍摄场景观看条件和由输出视觉环境获取单元获取的拍摄图像观看条件的预定颜色外观模型;以及校正单元，其校正由所述输入视觉环境获取单元使用的颜色外观模型的参数 通过使用图像的拍摄条件和场景判断结果中的至少一个，基于图像的图像和拍摄条件中的至少一个，转换单元。

公开(公告)号：US20100165137A1

公开(公告)日：2010-07-01

申请号：US12311933

申请日：2007-10-23

申请人： Erika Koishi

发明人： Erika Koishi

IPC分类号： G06K9/00 ,  H04N5/228

CPC分类号： H04N9/643 ,  G02B21/365 ,  G06T7/90 ,  H04N1/46 ,  H04N1/6086 ,  H04N1/6088 ,  H04N9/67

摘要： An image processing method for executing color conversion processing on input image data by taking into consideration chromatic adaptation, includes: executing color conversion processing by taking into consideration an adaptation factor indicating an extent of adaptation to an illumination condition under which a scene where an input image is obtained is illuminated or an adaptation factor indicating an extent of adaptation to a viewing condition where the input image is observed; and altering the adaptation factor in correspondence to a color of a conversion target pixel.

摘要翻译： 一种用于通过考虑色彩适应来对输入图像数据执行颜色转换处理的图像处理方法包括：通过考虑指示适应于适合于照射条件的适应度的自适应因子来执行颜色转换处理，在该条件下，输入图像 或者指示适应于观察输入图像的观看条件的适应程度的适应因子; 以及根据转换目标像素的颜色改变适应因子。

公开(公告)号：US20100134643A1

公开(公告)日：2010-06-03

申请号：US12452083

申请日：2008-06-16

申请人： Erika Koishi

发明人： Erika Koishi

IPC分类号： H04N5/228 ,  H04N5/222 ,  H04N9/31 ,  H04N5/57

CPC分类号： H04N9/3197 ,  G03B29/00 ,  H04N9/3176 ,  H04N9/3182 ,  H04N9/3194 ,  H04N9/67

摘要： An electronic apparatus includes: a projection unit that projects a projection-target original image onto a projection surface; an imaging unit that captures an image of the projection surface onto which an image is projected by the projection unit; and a control unit that analyzes the photographic image of the projection surface captured by the imaging unit and adjusts a correction quantity representing an extent to which the projection-target original image is to be corrected based upon analysis results.

摘要翻译： 电子设备包括：投影单元，其将投影目标原始图像投影到投影表面上; 成像单元，其捕获由投影单元投影图像的投影面的图像; 以及控制单元，其分析由成像单元捕获的投影面的摄影图像，并且基于分析结果来调整表示要校正投影对象原始图像的程度的校正量。

公开(公告)号：US20090002526A1

公开(公告)日：2009-01-01

申请号：US12222026

申请日：2008-07-31

申请人： Erika Koishi

发明人： Erika Koishi

IPC分类号： H04N5/217

CPC分类号： H04N9/045 ,  H04N5/23209 ,  H04N5/3572 ,  H04N2101/00 ,  H04N2201/0084 ,  H04N2201/3252

摘要： An image processing device that performs color shading correction on an image formed by a plurality of pixel signals with correction data includes: a correction execution decision unit that decides whether or not color shading correction is to be executed for each pixel signal in order to perform color shading correction for a part of the plurality of pixel signals and not to perform color shading correction for another part of the plurality of pixel signals; and a correction unit that performs correction of the pixel signal of which execution of correction is decided by the correction execution decision unit for each color component thereof.

摘要翻译： 对由具有校正数据的多个像素信号形成的图像执行着色校正的图像处理装置包括：校正执行判定单元，其判定是否对每个像素信号执行着色校正以执行颜色 对所述多个像素信号的一部分进行阴影校正，并且不对所述多个像素信号的另一部分执行色彩校正; 以及校正单元，其执行校正执行校正的像素信号的校正，所述校正执行判定单元对于其每个颜色分量来确定。

公开(公告)号：US08964070B2

公开(公告)日：2015-02-24

申请号：US12452083

申请日：2008-06-16

申请人： Erika Koishi

发明人： Erika Koishi

IPC分类号： H04N9/64 ,  H04N3/14 ,  H04N9/31 ,  G03B29/00 ,  H04N9/67

CPC分类号： H04N9/3197 ,  G03B29/00 ,  H04N9/3176 ,  H04N9/3182 ,  H04N9/3194 ,  H04N9/67

摘要： An electronic apparatus includes: a projection unit that projects a projection-target original image onto a projection surface; an imaging unit that captures an image of the projection surface onto which an image is projected by the projection unit; and a control unit that analyzes the photographic image of the projection surface captured by the imaging unit and adjusts a correction quantity representing an extent to which the projection-target original image is to be corrected based upon analysis results.

摘要翻译： 电子设备包括：投影单元，其将投影目标原始图像投影到投影表面上; 成像单元，其捕获由投影单元投影图像的投影面的图像; 以及控制单元，其分析由成像单元捕获的投影面的摄影图像，并且基于分析结果来调整表示要校正投影对象原始图像的程度的校正量。