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1. 发明授权

US08223225B2 Image processing apparatus, method, and recording medium for reducing noise in an image 失效
标题翻译：用于降低图像噪声的图像处理装置，方法和记录介质
公开(公告)号：US08223225B2
公开(公告)日：2012-07-17
申请号：US12511172
申请日：2009-07-29
申请人： Soon-geun Jang , Jin-pyo Gwak
发明人： Soon-geun Jang , Jin-pyo Gwak
IPC分类号： H04N5/217
CPC分类号： H04N5/232 , G06T5/002 , G06T5/20 , G06T5/50 , G06T2207/20028 , H04N5/357 , H04N5/77 , H04N5/911 , H04N21/4223 , H04N21/4334
摘要： An image processing method, apparatus and program for reducing noise in an image. The apparatus includes a low-frequency component extraction unit extracting a first low-frequency component from first image data, a noise reduction unit obtaining a second low-frequency component by applying a noise reduction filter to the first low-frequency component or data obtained by processing the first low-frequency component, a high-frequency component extraction unit extracting a first high-frequency component from the first images data and either one of the second low-frequency component and data obtained by processing the second low-frequency component, and the first image data, a high-frequency component tuning unit obtaining a second high-frequency component by tuning the first high-frequency component, and an image synthesis unit obtaining second image data by combining either one of the second low-frequency component and the data obtained by processing the second low-frequency component with the second high-frequency component.
摘要翻译：一种降低图像噪声的图像处理方法，装置和程序。该装置包括从第一图像数据提取第一低频分量的低频分量提取单元，通过对第一低频分量应用降噪滤波器或通过对第一低频分量获得的数据获得第二低频分量获得第二低频分量的噪声降低单元处理第一低频分量，高频分量提取单元，从第一图像数据提取第一高频分量，以及通过处理第二低频分量获得的第二低频分量和数据中的任一个;以及第一图像数据，通过调谐第一高频分量来获得第二高频分量的高频分量调谐单元，以及通过组合第二低频分量和第二高频分量之一来获得第二图像数据的图像合成单元通过用第二高频分量处理第二低频分量获得的数据。

2. 发明申请

US20090129701A1 Digital photographing apparatus, method of controlling the same, and recording medium having recorded thereon program for executing the method 有权
标题翻译：数字拍摄装置，其控制方法以及记录有记录介质的程序用于执行该方法
公开(公告)号：US20090129701A1
公开(公告)日：2009-05-21
申请号：US12283111
申请日：2008-09-09
申请人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
发明人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
IPC分类号： G06K9/36 , H04N9/74
CPC分类号： H04N5/2353 , G06T5/003 , G06T5/50 , G06T2207/20201 , H04N5/23248 , H04N5/23277 , H04N5/2355
摘要： A digital photographing apparatus, a method of controlling the digital photographing apparatus, and a recording medium having recorded thereon a program for executing the method are provided. The digital photographing apparatus includes: a data obtainer that obtains long exposure first data about a first image of a subject and short exposure second data about a second image of the subject; a third data generator that generates third data about a third image by warping the first data so that the subject of the first image and the subject of the second image match each other; and a second data amender which, when a predetermined condition is satisfied, amends the second data so that the second data value S(x, y) at the pixel (x, y) of the second image has the third data value W(x, y) at the pixel (x, y) of the third image.
摘要翻译：提供数字摄影装置，控制数字摄影装置的方法以及在其上记录有用于执行该方法的程序的记录介质。数字拍摄装置包括：数据获取器，其获得关于被摄体的第一图像的长曝光第一数据和关于被摄体的第二图像的短曝光第二数据; 第三数据生成器，其通过使所述第一数据变形来生成关于第三图像的第三数据，使得所述第一图像的对象和所述第二图像的对象彼此匹配; 以及第二数据修正器，当满足预定条件时，修正第二数据，使得第二图像的像素（x，y）处的第二数据值S（x，y）具有第三数据值W（x ，y）在第三图像的像素（x，y）处。

3. 发明授权

US08831375B2 Method of obtaining variance data or standard deviation data for reducing noise, and digital photographing apparatus including recording medium storing variance data or standard deviation data for reducing noise 有权
标题翻译：获得用于减少噪声的方差数据或标准偏差数据的方法，以及包括存储方差数据的记录介质或用于降低噪声的标准偏差数据的数字摄影装置
公开(公告)号：US08831375B2
公开(公告)日：2014-09-09
申请号：US12316143
申请日：2008-12-10
申请人： Soon-geun Jang , Eun-sun Ahn , Jin-pyo Gwak
发明人： Soon-geun Jang , Eun-sun Ahn , Jin-pyo Gwak
IPC分类号： G06K9/40 , H04N5/00
CPC分类号： G06T5/002 , G06T7/41 , G06T2207/20012 , G06T2207/20076 , H04N5/772 , H04N9/8205
摘要： A method of obtaining variance data or standard deviation data for efficiently reducing noise in an image is provided. The method includes (a) dividing an image into a plurality of clusters; (b) checking frequency data of data values of pixels included in each cluster; (c) obtaining a weighted average of the data values of the pixels included in each cluster; (d) obtaining a variance or a standard deviation of the data values of the pixels included in each cluster by using the weighted average; and (e) obtaining variance data or standard deviation data in accordance with weighted averages by using the weighted average and the variance or the standard deviation in each cluster. A digital photographing apparatus is also provided that includes a recording medium storing variance data or standard deviation data for efficiently reducing noise in an image which is obtained in accordance with the above method.
摘要翻译：提供了一种获得用于有效降低图像噪声的方差数据或标准偏差数据的方法。该方法包括：（a）将图像划分成多个簇; （b）检查每个簇中包括的像素的数据值的频率数据; （c）获得每个簇中包括的像素的数据值的加权平均值; （d）通过使用加权平均值来获得每个簇中包括的像素的数据值的方差或标准偏差; 和（e）通过使用每个聚类中的加权平均值和方差或标准差，根据加权平均值获得方差数据或标准偏差数据。还提供了一种数字拍摄装置，其包括存储用于有效降低根据上述方法获得的图像中的噪声的方差数据或标准偏差数据的记录介质。

4. 发明授权

US08233736B2 Digital photographing apparatus, method of controlling the same, and recording medium having recorded thereon program for executing the method 有权
标题翻译：数字拍摄装置，其控制方法以及记录有记录介质的程序用于执行该方法
公开(公告)号：US08233736B2
公开(公告)日：2012-07-31
申请号：US12283111
申请日：2008-09-09
申请人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
发明人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
IPC分类号： G06K9/40
CPC分类号： H04N5/2353 , G06T5/003 , G06T5/50 , G06T2207/20201 , H04N5/23248 , H04N5/23277 , H04N5/2355
摘要： A digital photographing apparatus, a method of controlling the digital photographing apparatus, and a recording medium having recorded thereon a program for executing the method are provided. The digital photographing apparatus includes: a data obtainer that obtains long exposure first data about a first image of a subject and short exposure second data about a second image of the subject; a third data generator that generates third data about a third image by warping the first data so that the subject of the first image and the subject of the second image match each other; and a second data amender which, when a predetermined condition is satisfied, amends the second data so that the second data value S(x, y) at the pixel (x, y) of the second image has the third data value W(x, y) at the pixel (x, y) of the third image.
摘要翻译：提供数字摄影装置，控制数字摄影装置的方法以及在其上记录有用于执行该方法的程序的记录介质。数字拍摄装置包括：数据获取器，其获得关于被摄体的第一图像的长曝光第一数据和关于被摄体的第二图像的短曝光第二数据; 第三数据生成器，其通过使所述第一数据变形来生成关于第三图像的第三数据，使得所述第一图像的对象和所述第二图像的对象彼此匹配; 以及第二数据修正器，当满足预定条件时，修正第二数据，使得第二图像的像素（x，y）处的第二数据值S（x，y）具有第三数据值W（x ，y）在第三图像的像素（x，y）处。

5. 发明授权

US08538190B2 Apparatus, method, and recording medium for reduced noise image processing 有权
标题翻译：用于降噪噪声图像处理的装置，方法和记录介质
公开(公告)号：US08538190B2
公开(公告)日：2013-09-17
申请号：US12511321
申请日：2009-07-29
申请人： Jin-pyo Gwak , Soon-geun Jang
发明人： Jin-pyo Gwak , Soon-geun Jang
IPC分类号： G06K9/40 , G06K9/46 , G06K9/66 , G06K9/48 , G06K9/74 , G06K9/36
CPC分类号： G06K9/40 , G06T5/002 , G06T5/20 , G06T2207/20028
摘要： Provided are an image processing method and apparatus for effectively reducing noise in an image, and a recording medium storing a program for executing the method. The image processing apparatus includes a noise reduction unit configured to apply a noise reduction filter to first image data to obtain second image data; a first edge data obtaining unit configured to calculate edge data lost in the second image data compared with the first image data to obtain the first edge data; and a first synthesis unit configured to tune the first edge data and calculate third image data from the second image data and the tuned first edge data.
摘要翻译：提供了一种用于有效降低图像噪声的图像处理方法和装置，以及存储用于执行该方法的程序的记录介质。图像处理装置包括：噪声降低单元，被配置为对第一图像数据应用降噪滤波器以获得第二图像数据; 第一边缘数据获取单元，被配置为计算与第一图像数据相比第二图像数据中丢失的边缘数据，以获得第一边缘数据; 以及第一合成单元，被配置为调谐第一边缘数据并且从第二图像数据和调谐的第一边缘数据计算第三图像数据。

6. 发明申请

US20100027891A1 APPARATUS, METHOD, AND RECORDING MEDIUM FOR REDUCED NOISE IMAGE PROCESSING 有权
标题翻译：用于减少噪声图像处理的装置，方法和记录介质
公开(公告)号：US20100027891A1
公开(公告)日：2010-02-04
申请号：US12511321
申请日：2009-07-29
申请人： Jin-pyo Gwak , Soon-geun Jang
发明人： Jin-pyo Gwak , Soon-geun Jang
IPC分类号： G06K9/40 , G06K9/48
CPC分类号： G06K9/40 , G06T5/002 , G06T5/20 , G06T2207/20028
摘要： Provided are an image processing method and apparatus for effectively reducing noise in an image, and a recording medium storing a program for executing the method. The image processing apparatus includes a noise reduction unit configured to apply a noise reduction filter to first image data to obtain second image data; a first edge data obtaining unit configured to calculate edge data lost in the second image data compared with the first image data to obtain the first edge data; and a first synthesis unit configured to tune the first edge data and calculate third image data from the second image data and the tuned first edge data.
摘要翻译：提供了一种用于有效降低图像噪声的图像处理方法和装置，以及存储用于执行该方法的程序的记录介质。图像处理装置包括：噪声降低单元，被配置为对第一图像数据应用降噪滤波器以获得第二图像数据; 第一边缘数据获取单元，被配置为计算与第一图像数据相比第二图像数据中丢失的边缘数据，以获得第一边缘数据; 以及第一合成单元，被配置为调谐第一边缘数据并且从第二图像数据和调谐的第一边缘数据计算第三图像数据。

7. 发明授权

US08350955B2 Digital photographing apparatus, method of controlling the digital photographing apparatus, and recording medium having recorded thereon a program for executing the method 失效
公开(公告)号：US08350955B2
公开(公告)日：2013-01-08
申请号：US12322581
申请日：2009-02-04
申请人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
发明人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
IPC分类号： G03B7/00 , H04N5/235
CPC分类号： H04N5/243 , H04N5/2355 , H04N5/2356
摘要： Provided are a digital photographing apparatus by which a clear image may be obtained despite shaking of the digital photographing apparatus during a photographing operation, a method of controlling the digital photographing apparatus, and a recording medium having recorded thereon a program for executing the method. The digital photographing apparatus includes a data obtaining unit for obtaining first data of a first image captured using a long time exposure and obtaining second data of a second image captured using a short time exposure; a motion vector extraction unit for extracting a motion vector between a position of a subject in the first image and the position of the subject in the second image; a blurring determination unit for determining whether blurring exists in the first image; a subject location determination unit for determining whether the position of the subject in the first image is identical to the position of the subject in the second image; and a data combination unit for creating data having luminance data of the second data and having composite color data obtained by combining color data of the first and second data, as ultimate data.

8. 发明授权

US07945155B2 Apparatus for capturing images, method of controlling exposure in the apparatus, and computer readable recording medium storing program 有权
标题翻译：用于拍摄图像的装置，控制装置中曝光的方法以及存储程序的计算机可读记录介质
公开(公告)号：US07945155B2
公开(公告)日：2011-05-17
申请号：US12380433
申请日：2009-02-27
申请人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
发明人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
IPC分类号： G03B7/00 , H04N5/235
CPC分类号： G03B7/087
摘要： A method of controlling exposure under low brightness conditions, comprising calculating an automatic exposure time such that an exposure time is substantially in inverse proportion to the brightness of a subject; when the automatic exposure time is smaller than a first exposure time value, setting a control exposure time as the automatic exposure time; when the automatic exposure time is greater than or equal to the first exposure time and smaller than or equal to a second exposure time, setting the control exposure time as the first exposure time; when the automatic exposure time is greater than the second exposure time, setting the control exposure time to be substantially in proportion to the automatic exposure time such that the control exposure time is smaller than the automatic exposure time by predetermined steps; and increasing sensitivity according to a difference between the automatic exposure time and the control exposure time.
摘要翻译：一种在低亮度条件下控制曝光的方法，包括计算曝光时间与被摄体的亮度基本成反比的自动曝光时间; 当自动曝光时间小于第一曝光时间值时，将控制曝光时间设置为自动曝光时间; 当自动曝光时间大于或等于第一曝光时间并小于或等于第二曝光时间时，将控制曝光时间设置为第一曝光时间; 当自动曝光时间大于第二曝光时间时，将控制曝光时间设定为与自动曝光时间成正比地成比例，使得控制曝光时间小于自动曝光时间的预定步骤; 并根据自动曝光时间和控制曝光时间之间的差异增加灵敏度。

9. 发明申请

US20090226160A1 Apparatus for capturing images, method of controlling exposure in the apparatus, and computer readable recording medium storing program 有权
标题翻译：用于拍摄图像的装置，控制装置中曝光的方法以及存储程序的计算机可读记录介质
公开(公告)号：US20090226160A1
公开(公告)日：2009-09-10
申请号：US12380433
申请日：2009-02-27
申请人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
发明人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
IPC分类号： G03B7/087
CPC分类号： G03B7/087
摘要： A method of controlling exposure under low brightness conditions, comprising calculating an automatic exposure time such that an exposure time is substantially in inverse proportion to the brightness of a subject; when the automatic exposure time is smaller than a first exposure time value, setting a control exposure time as the automatic exposure time; when the automatic exposure time is greater than or equal to the first exposure time and smaller than or equal to a second exposure time, setting the control exposure time as the first exposure time; when the automatic exposure time is greater than the second exposure time, setting the control exposure time to be substantially in proportion to the automatic exposure time such that the control exposure time is smaller than the automatic exposure time by predetermined steps; and increasing sensitivity according to a difference between the automatic exposure time and the control exposure time.
摘要翻译：一种在低亮度条件下控制曝光的方法，包括计算曝光时间与被摄体的亮度基本成反比的自动曝光时间; 当自动曝光时间小于第一曝光时间值时，将控制曝光时间设置为自动曝光时间; 当自动曝光时间大于或等于第一曝光时间并小于或等于第二曝光时间时，将控制曝光时间设置为第一曝光时间; 当自动曝光时间大于第二曝光时间时，将控制曝光时间设定为与自动曝光时间成正比地成比例，使得控制曝光时间小于自动曝光时间的预定步骤; 并根据自动曝光时间和控制曝光时间之间的差异增加灵敏度。

10. 发明申请

US20090207258A1 Digital photographing apparatus, method of controlling the digital photographing apparatus, and recording medium having recorded thereon a program for executing the method 失效
标题翻译：数字摄影装置，数字摄影装置的控制方法以及在其上记录有用于执行该方法的程序的记录介质
公开(公告)号：US20090207258A1
公开(公告)日：2009-08-20
申请号：US12322581
申请日：2009-02-04
申请人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
发明人： Soon-geun Jang , Jin-pyo Gwak , Eun-sun Ahn
IPC分类号： H04N5/228
CPC分类号： H04N5/243 , H04N5/2355 , H04N5/2356
摘要： Provided are a digital photographing apparatus by which a clear image may be obtained despite shaking of the digital photographing apparatus during a photographing operation, a method of controlling the digital photographing apparatus, and a recording medium having recorded thereon a program for executing the method. The digital photographing apparatus includes a data obtaining unit for obtaining first data of a first image captured using a long time exposure and obtaining second data of a second image captured using a short time exposure; a motion vector extraction unit for extracting a motion vector between a position of a subject in the first image and the position of the subject in the second image; a blurring determination unit for determining whether blurring exists in the first image; a subject location determination unit for determining whether the position of the subject in the first image is identical to the position of the subject in the second image; and a data combination unit for creating data having luminance data of the second data and having composite color data obtained by combining color data of the first and second data, as ultimate data.
摘要翻译：提供了一种数字拍摄装置，尽管拍摄操作期间数字拍摄装置的摇动，可以获得清晰的图像，控制数字拍摄装置的方法以及记录有用于执行该方法的程序的记录介质。数字拍摄装置包括数据获取单元，用于获取使用长时间曝光捕获的第一图像的第一数据，并获得使用短时间曝光捕获的第二图像的第二数据; 运动矢量提取单元，用于提取第一图像中的被摄体的位置与第二图像中的被摄体的位置之间的运动矢量; 模糊确定单元，用于确定第一图像中是否存在模糊; 主题位置确定单元，用于确定第一图像中的被摄体的位置是否与第二图像中的被摄体的位置相同; 以及数据组合单元，用于创建具有第二数据的亮度数据并具有通过组合第一和第二数据的颜色数据而获得的复合颜色数据的数据作为最终数据。

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