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1. 发明授权

US07956910B2 Apparatus and method for correcting image edge 有权
标题翻译：用于校正图像边缘的装置和方法
公开(公告)号：US07956910B2
公开(公告)日：2011-06-07
申请号：US11822157
申请日：2007-07-02
申请人： Jae-guyn Lim , Won-hee Choe , Seong-deok Lee
发明人： Jae-guyn Lim , Won-hee Choe , Seong-deok Lee
IPC分类号： G06K9/40 , H04N7/34
CPC分类号： G06T5/003 , G06T7/12 , G06T2207/20192
摘要： An apparatus and method for correcting an edge are provided. The apparatus includes a luminance corrector obtaining a corrected luminance value of a center pixel in a first window of a predetermined size, the first window located at the edge of the input image, by using weights assigned according to a luminance difference between the center pixel and each of a plurality of adjacent pixels in the first window or a predetermined difference of variance (DoV) value representing the degree of uniformity in the luminance between the center pixel and each of the plurality of adjacent pixels; and a chrominance corrector correcting a chrominance value of the edge using weights assigned according to a luminance difference between a center pixel and a plurality of adjacent pixels to the center pixel in a second window of a predetermined size based on the corrected luminance value.
摘要翻译：提供了一种用于校正边缘的装置和方法。该装置包括：亮度校正器，通过使用根据中心像素和第一窗口之间的亮度差分配的权重，获得预定大小的第一窗口中的中心像素的校正亮度值，位于输入图像的边缘的第一窗口第一窗口中的多个相邻像素中的每一个或者表示中心像素和多个相邻像素中的每一个之间的亮度的均匀度的预定方差差（DoV）值; 以及色度校正器，其基于校正的亮度值，在根据预定大小的第二窗口中，根据中心像素与多个相邻像素之间的亮度差分配的权重来校正边缘的色度值。

2. 发明授权

US09113814B2 Endoscope apparatus capable of providing narrow band imaging and image processing method of the endoscope apparatus 有权
标题翻译：能够提供内窥镜装置的窄带成像和图像处理方法的内窥镜装置
公开(公告)号：US09113814B2
公开(公告)日：2015-08-25
申请号：US13243542
申请日：2011-09-23
申请人： Won-hee Choe , Jae-guyn Lim , Seong-deok Lee
发明人： Won-hee Choe , Jae-guyn Lim , Seong-deok Lee
IPC分类号： A61B1/06 , A61B1/00
CPC分类号： A61B1/0638 , A61B1/00009 , A61B1/0005 , A61B1/0646 , A61B1/0684
摘要： An endoscope apparatus and image processing method of an endoscope apparatus are provided. In one respect, an endoscope apparatus includes an illumination unit for selectively providing light in a plurality of wavelength bands and white light, a sensing unit for receiving light reflected from a body cavity, and an image processing unit for generating additional synthesized images.
摘要翻译：提供一种内窥镜装置和内窥镜装置的图像处理方法。在一个方面，一种内窥镜装置包括用于选择性地提供多个波长带和白光的光的照明单元，用于接收从体腔反射的光的感测单元和用于产生附加合成图像的图像处理单元。

3. 发明授权

US08335395B2 Noise reduction apparatus having edge enhancement function and method thereof 有权
标题翻译：具有边缘增强功能的降噪装置及其方法
公开(公告)号：US08335395B2
公开(公告)日：2012-12-18
申请号：US11907293
申请日：2007-10-10
申请人： Young-jin Yoo , Won-hee Choe , Jae-guyn Lim , Seong-deok Lee
发明人： Young-jin Yoo , Won-hee Choe , Jae-guyn Lim , Seong-deok Lee
IPC分类号： G06K9/40
CPC分类号： G06K9/40 , G06T5/002 , G06T5/003 , G06T7/13 , G06T2207/20012 , G06T2207/20192
摘要： Provided are a noise reduction apparatus having an edge enhancement function and a method thereof, in which edges in an input image can be prevented from being blurred when reducing noise in the input image and a clear output image can be obtained by reducing edge discontinuities. The noise reduction apparatus includes a window setting module which sets a portion of an input image as a window, an edge-information detection module which detects edge information regarding the window, an image processing module which performs an image processing operation on the window, and an output-image generation module which generates an output image by reflecting the edge information into one or more windows obtained by the image processing operation.
摘要翻译：提供了具有边缘增强功能的降噪装置及其方法，其中可以防止输入图像中的边缘在降低输入图像中的噪声时变得模糊，并且可以通过减少边缘不连续性来获得清晰的输出图像。降噪装置包括将输入图像的一部分设置为窗口的窗口设置模块，检测关于窗口的边缘信息的边缘信息检测模块，对窗口执行图像处理操作的图像处理模块，以及输出图像生成模块，其通过将边缘信息反映到通过图像处理操作获得的一个或多个窗口中来生成输出图像。

4. 发明申请

US20080298713A1 Noise reduction apparatus having edge enhancement function and method thereof 有权
标题翻译：具有边缘增强功能的降噪装置及其方法
公开(公告)号：US20080298713A1
公开(公告)日：2008-12-04
申请号：US11907293
申请日：2007-10-10
申请人： Young-jin Yoo , Won-hee Choe , Jae-guyn Lim , Seong-deok Lee
发明人： Young-jin Yoo , Won-hee Choe , Jae-guyn Lim , Seong-deok Lee
IPC分类号： G06K9/40
CPC分类号： G06K9/40 , G06T5/002 , G06T5/003 , G06T7/13 , G06T2207/20012 , G06T2207/20192
摘要： Provided are a noise reduction apparatus having an edge enhancement function and a method thereof, in which edges in an input image can be prevented from being blurred when reducing noise in the input image and a clear output image can be obtained by reducing edge discontinuities. The noise reduction apparatus includes a window setting module which sets a portion of an input image as a window, an edge-information detection module which detects edge information regarding the window, an image processing module which performs an image processing operation on the window, and an output-image generation module which generates an output image by reflecting the edge information into one or more windows obtained by the image processing operation.
摘要翻译：提供了具有边缘增强功能的降噪装置及其方法，其中可以防止输入图像中的边缘在降低输入图像中的噪声时变得模糊，并且可以通过减少边缘不连续性来获得清晰的输出图像。降噪装置包括将输入图像的一部分设置为窗口的窗口设置模块，检测关于窗口的边缘信息的边缘信息检测模块，对窗口执行图像处理操作的图像处理模块，以及输出图像生成模块，其通过将边缘信息反映到通过图像处理操作获得的一个或多个窗口中来生成输出图像。

5. 发明申请

US20080012968A1 Apparatus and method for correcting image edge 有权
标题翻译：用于校正图像边缘的装置和方法
公开(公告)号：US20080012968A1
公开(公告)日：2008-01-17
申请号：US11822157
申请日：2007-07-02
申请人： Jae-guyn Lim , Won-Hee Choe , Seong-deok Lee
发明人： Jae-guyn Lim , Won-Hee Choe , Seong-deok Lee
IPC分类号： H04N5/205
CPC分类号： G06T5/003 , G06T7/12 , G06T2207/20192
摘要： An apparatus and method for correcting an edge are provided. The apparatus includes a luminance corrector obtaining a corrected luminance value of a center pixel in a first window of a predetermined size, the first window located at the edge of the input image, by using weights assigned according to a luminance difference between the center pixel and each of a plurality of adjacent pixels in the first window or a predetermined difference of variance (DoV) value representing the degree of uniformity in the luminance between the center pixel and each of the plurality of adjacent pixels; and a chrominance corrector correcting a chrominance value of the edge using weights assigned according to a luminance difference between a center pixel and a plurality of adjacent pixels to the center pixel in a second window of a predetermined size based on the corrected luminance value.
摘要翻译：提供了一种用于校正边缘的装置和方法。该装置包括：亮度校正器，通过使用根据中心像素和第一窗口之间的亮度差分配的权重，获得预定大小的第一窗口中的中心像素的校正亮度值，位于输入图像的边缘的第一窗口第一窗口中的多个相邻像素中的每一个或者表示中心像素和多个相邻像素中的每一个之间的亮度的均匀度的预定方差差（DoV）值; 以及色度校正器，其基于校正的亮度值，在根据预定大小的第二窗口中，根据中心像素与多个相邻像素之间的亮度差分配的权重来校正边缘的色度值。

6. 发明申请

US20120220823A1 ENDOSCOPE APPARATUS CAPABLE OF PROVIDING NARROW BAND IMAGING AND IMAGE PROCESSING METHOD OF THE ENDOSCOPE APPARATUS 有权
标题翻译：提供窄带成像的内窥镜装置和内窥镜装置的图像处理方法
公开(公告)号：US20120220823A1
公开(公告)日：2012-08-30
申请号：US13243542
申请日：2011-09-23
申请人： Won-hee CHOE , Jae-guyn Lim , Seong-deok Lee
发明人： Won-hee CHOE , Jae-guyn Lim , Seong-deok Lee
IPC分类号： A61B1/04
CPC分类号： A61B1/0638 , A61B1/00009 , A61B1/0005 , A61B1/0646 , A61B1/0684
摘要： An endoscope apparatus and image processing method of an endoscope apparatus are provided. In one respect, an endoscope apparatus includes an illumination unit for selectively providing light in a plurality of wavelength bands and white light, a sensing unit for receiving light reflected from a body cavity, and an image processing unit for generating additional synthesized images.
摘要翻译：提供一种内窥镜装置和内窥镜装置的图像处理方法。在一个方面，一种内窥镜装置包括用于选择性地提供多个波长带和白光的光的照明单元，用于接收从体腔反射的光的感测单元和用于产生附加合成图像的图像处理单元。

7. 发明授权

US08648955B2 Apparatus and method for acquiring light field data using variable modulator 有权
标题翻译：使用可变调制器获取光场数据的装置和方法
公开(公告)号：US08648955B2
公开(公告)日：2014-02-11
申请号：US12692678
申请日：2010-01-25
申请人： Joo-young Kang , Hyun-wook Ok , Seong-deok Lee , Byung-kwan Park , Jae-guyn Lim
发明人： Joo-young Kang , Hyun-wook Ok , Seong-deok Lee , Byung-kwan Park , Jae-guyn Lim
IPC分类号： G02B26/00 , H04N5/225
CPC分类号： H04N5/232 , G02B27/46 , H04N13/232
摘要： Disclosed are an apparatus and method for acquiring light field data using a variable modulator. The apparatus varies a modulator located between an optical system and a sensor adaptively according to objects to be captured or a peripheral environment. Accordingly, 4-dimensional (4D) light field data optimized according to objects to be captured or according to changes in focal distance may be acquired.
摘要翻译：公开了一种使用可变调制器获取光场数据的装置和方法。该装置根据要捕获的对象或周边环境自适应地改变位于光学系统和传感器之间的调制器。因此，可以获取根据要捕获的对象或根据焦距的变化优化的4维（4D）光场数据。

8. 发明申请

US20100194926A1 APPARATUS AND METHOD FOR ACQUIRING LIGHT FIELD DATA USING VARIABLE MODULATOR 有权
标题翻译：使用可变调制器获取光场数据的装置和方法
公开(公告)号：US20100194926A1
公开(公告)日：2010-08-05
申请号：US12692678
申请日：2010-01-25
申请人： Joo-young Kang , Hyun-wook Ok , Seong-deok Lee , Byung-kwan Park , Jae-guyn Lim
发明人： Joo-young Kang , Hyun-wook Ok , Seong-deok Lee , Byung-kwan Park , Jae-guyn Lim
IPC分类号： H04N5/262 , G06T1/00
CPC分类号： H04N5/232 , G02B27/46 , H04N13/232
摘要： Disclosed are an apparatus and method for acquiring light field data using a variable modulator. The apparatus varies a modulator located between an optical system and a sensor adaptively according to objects to be captured or a peripheral environment. Accordingly, 4-dimensional (4D) light field data optimized according to objects to be captured or according to changes in focal distance may be acquired.
摘要翻译：公开了一种使用可变调制器获取光场数据的装置和方法。该装置根据要捕获的对象或周边环境自适应地改变位于光学系统和传感器之间的调制器。因此，可以获取根据要捕获的对象或根据焦距的变化优化的4维（4D）光场数据。

9. 发明申请

US20090066818A1 Apparatus and method for restoring image 有权
标题翻译：恢复图像的装置和方法
公开(公告)号：US20090066818A1
公开(公告)日：2009-03-12
申请号：US12230166
申请日：2008-08-25
申请人： Jae-guyn Lim , Joo-young Kang , Hyun-wook Ok , Seong-deok Lee
发明人： Jae-guyn Lim , Joo-young Kang , Hyun-wook Ok , Seong-deok Lee
IPC分类号： H04N5/208 , G06K9/40
CPC分类号： H04N5/142 , H04N5/208
摘要： An apparatus and method for restoring an image are provided. The apparatus includes an edge-strength-detection module which detects an R-channel edge strength, a G-channel edge strength and a B-channel edge strength from an input image and generates an R-channel edge map, a G-channel edge map and a B-channel edge map based on the R-channel edge strength, the G-channel edge strength and the B-channel edge strength; an edge-strength-compensation module which compensates for the R-channel edge strength and the B-channel edge strength based on the G-channel edge strength; a valid-value-generation module which generates a valid value indicating a blur level based on the compensated R-channel edge strength and the compensated B-channel edge strength; a point spread function (PSF) estimation module which estimates a PSF corresponding to the valid value; and an image-restoration module which restores the input image using the PSF.
摘要翻译：提供了恢复图像的装置和方法。该装置包括边缘强度检测模块，其从输入图像检测R信道边缘强度，G信道边缘强度和B信道边缘强度，并生成R信道边缘图，G信道边缘基于R通道边缘强度，G通道边缘强度和B通道边缘强度的B通道边缘图; 边缘强度补偿模块，其基于G沟道边缘强度补偿R沟道边缘强度和B沟道边缘强度; 有效值生成模块，其基于补偿的R信道边缘强度和补偿的B信道边缘强度生成表示模糊度的有效值; 估计与有效值对应的PSF的点扩散函数（PSF）估计模块; 以及使用PSF恢复输入图像的图像恢复模块。

10. 发明申请

US20090052769A1 Method and apparatus for correcting chromatic aberration of image 有权
标题翻译：用于校正图像色差的方法和装置
公开(公告)号：US20090052769A1
公开(公告)日：2009-02-26
申请号：US12071511
申请日：2008-02-21
申请人： Joo-young Kang , Hyun-wook Ok , Seong-deok Lee , Jae-guyn Lim
发明人： Joo-young Kang , Hyun-wook Ok , Seong-deok Lee , Jae-guyn Lim
IPC分类号： G06K9/00
CPC分类号： H04N9/045
摘要： Provided are a method and apparatus for correcting chromatic aberration of an image, the method and apparatus used in an image processing apparatus for an image pickup device or a display image processing apparatus. The chromatic aberration correction apparatus includes a chromatic aberration region sensing unit analyzing a luminance signal of an input image and sensing a region having chromatic aberration; a color gradient calculation unit calculating a first weight, which indicates a degree of chromatic aberration, based on a difference between gradients of color components of the input image; a luminance gradient calculation unit calculating a second weight, which indicates the degree of chromatic aberration, based on gradients of luminance components of the input image; and a chrominance correction unit correcting chrominance of a pixel of the input image, which is included in the sensed region, based on a value obtained by multiplying the first weight by the second weight.
摘要翻译：提供了一种用于校正图像的色差的方法和装置，在用于图像拾取装置的图像处理装置或显示图像处理装置中使用的方法和装置。色像差校正装置包括色差区域感测单元，分析输入图像的亮度信号并感测具有色差的区域; 颜色梯度计算单元，基于输入图像的颜色分量的梯度之差来计算指示色差程度的第一权重; 亮度梯度计算单元，基于输入图像的亮度分量的梯度来计算指示色差程度的第二权重; 以及色度校正单元，其基于通过将第一权重乘以第二权重而获得的值来校正包含在感测区域中的输入图像的像素的色度。

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