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1. 发明授权

US07945110B2 Methods and apparatuses for enhancing image quality 有权
标题翻译：提高图像质量的方法和装置
公开(公告)号：US07945110B2
公开(公告)日：2011-05-17
申请号：US11670434
申请日：2007-02-02
申请人： Yen-Hsing Wu , Chun-Hsing Hsieh , Chi-Feng Wang
发明人： Yen-Hsing Wu , Chun-Hsing Hsieh , Chi-Feng Wang
IPC分类号： G06K9/40
CPC分类号： G06T5/003 , G06T5/002 , G06T5/20 , G06T2207/10016 , G06T2207/20012 , G06T2207/20032 , G06T2207/20192 , H04N5/208
摘要： A method for enhancing image quality includes: performing a peaking operation on an image signal to generate a peaking signal; selecting a plurality of pixels from the peaking signal and the image signal; and deciding a luminance value for a target pixel of the image signal according to luminance values of the plurality of pixels.
摘要翻译：一种用于增强图像质量的方法包括：对图像信号执行峰值运算以产生峰值信号; 从峰化信号和图像信号中选择多个像素; 以及根据所述多个像素的亮度值来确定所述图像信号的目标像素的亮度值。

2. 发明授权

US08090213B2 Image processing device and method 有权
标题翻译：图像处理装置及方法
公开(公告)号：US08090213B2
公开(公告)日：2012-01-03
申请号：US11672524
申请日：2007-02-08
申请人： Yen-Hsing Wu , Chun-Hsing Hsieh , Chi-Feng Wang
发明人： Yen-Hsing Wu , Chun-Hsing Hsieh , Chi-Feng Wang
IPC分类号： G06K9/40 , G06K9/38 , H04N5/14 , H04N5/00 , H04N9/64
CPC分类号： G06T5/003 , G06T5/002 , G06T5/20 , G06T2207/20032 , G06T2207/20192
摘要： An image processing device includes: a peaking filter for performing peaking processing on an input image signal to generate a peaking image signal; a selection circuit, coupled to the peaking filter, for selecting a plurality of pixels within the peaking image signal; and a median filter, coupled to the selection circuit, for filtering the plurality of pixels within the peaking image signal to generate a filtered image signal.
摘要翻译：一种图像处理装置，包括：峰值滤波器，用于对输入图像信号进行峰值处理以产生峰化图像信号; 耦合到所述峰值滤波器的选择电路，用于选择所述峰值图像信号内的多个像素; 以及耦合到所述选择电路的中值滤波器，用于对所述峰化图像信号内的所述多个像素进行滤波以产生经滤波的图像信号。

3. 发明授权

US07912312B2 Image processing circuit and method thereof 有权
标题翻译：图像处理电路及其方法
公开(公告)号：US07912312B2
公开(公告)日：2011-03-22
申请号：US11624205
申请日：2007-01-17
申请人： Chun-Hsing Hsieh , Yen-Hsing Wu , Chi-Feng Wang
发明人： Chun-Hsing Hsieh , Yen-Hsing Wu , Chi-Feng Wang
IPC分类号： G06K9/40 , G06K9/48
CPC分类号： G06T5/002 , G06T7/13 , G06T2207/10016 , G06T2207/20192
摘要： An image processing circuit for processing at least one jagged edge in an image represented by an input video signal. The image processing circuit includes: a detection module for detecting an edge by labeling a specific portion within input data carried by the input video signal to indicate whether the specific portion corresponds to a specific edge and further generates a detection result; a line buffer for temporarily storing input data carried by the input video signal; and a processing unit, coupled to the detection module and the line buffer, for processing the input data according to the detection result to output an output video signal.
摘要翻译：一种用于处理由输入视频信号表示的图像中的至少一个锯齿状边缘的图像处理电路。图像处理电路包括：检测模块，用于通过在由输入视频信号携带的输入数据内的特定部分进行标记来检测边缘，以指示特定部分是否对应于特定边缘，并进一步产生检测结果; 用于临时存储由输入视频信号携带的输入数据的行缓冲器; 以及耦合到检测模块和行缓冲器的处理单元，用于根据检测结果处理输入数据以输出输出视频信号。

4. 发明申请

US20070189632A1 IMAGE PROCESSING DEVICE AND METHOD 有权
标题翻译：图像处理装置和方法
公开(公告)号：US20070189632A1
公开(公告)日：2007-08-16
申请号：US11672524
申请日：2007-02-08
申请人： Yen-Hsing Wu , Chun-Hsing Hsieh , Chi-Feng Wang
发明人： Yen-Hsing Wu , Chun-Hsing Hsieh , Chi-Feng Wang
IPC分类号： G06K9/40
CPC分类号： G06T5/003 , G06T5/002 , G06T5/20 , G06T2207/20032 , G06T2207/20192
摘要： An image processing device includes: a peaking filter for performing peaking processing on an input image signal to generate a peaking image signal; a selection circuit, coupled to the peaking filter, for selecting a plurality of pixels within the peaking image signal; and a median filter, coupled to the selection circuit, for filtering the plurality of pixels within the peaking image signal to generate a filtered image signal.
摘要翻译：一种图像处理装置，包括：峰值滤波器，用于对输入图像信号进行峰值处理以产生峰化图像信号; 耦合到所述峰值滤波器的选择电路，用于选择所述峰值图像信号内的多个像素; 以及耦合到所述选择电路的中值滤波器，用于对所述峰化图像信号内的所述多个像素进行滤波以产生经滤波的图像信号。

5. 发明申请

US20070189631A1 METHODS AND APPARATUSES FOR ENHANCING IMAGE QUALITY 有权
标题翻译：提高图像质量的方法和设备
公开(公告)号：US20070189631A1
公开(公告)日：2007-08-16
申请号：US11670434
申请日：2007-02-02
申请人： Yen-Hsing Wu , Chun-Hsing Hsieh , Chi-Feng Wang
发明人： Yen-Hsing Wu , Chun-Hsing Hsieh , Chi-Feng Wang
IPC分类号： G06K9/40
CPC分类号： G06T5/003 , G06T5/002 , G06T5/20 , G06T2207/10016 , G06T2207/20012 , G06T2207/20032 , G06T2207/20192 , H04N5/208
摘要： A method for enhancing image quality includes: performing a peaking operation on an image signal to generate a peaking signal; selecting a plurality of pixels from the peaking signal and the image signal; and deciding a luminance value for a target pixel of the image signal according to luminance values of the plurality of pixels.
摘要翻译：一种用于增强图像质量的方法包括：对图像信号执行峰值运算以产生峰值信号; 从峰化信号和图像信号中选择多个像素; 以及根据所述多个像素的亮度值来确定所述图像信号的目标像素的亮度值。

6. 发明申请

US20070172142A1 IMAGE PROCESSING CIRCUIT AND METHOD THEREOF 有权
标题翻译：图像处理电路及其方法
公开(公告)号：US20070172142A1
公开(公告)日：2007-07-26
申请号：US11624205
申请日：2007-01-17
申请人： Chun-Hsing Hsieh , Yen-Hsing Wu , Chi-Feng Wang
发明人： Chun-Hsing Hsieh , Yen-Hsing Wu , Chi-Feng Wang
IPC分类号： G06K9/40
CPC分类号： G06T5/002 , G06T7/13 , G06T2207/10016 , G06T2207/20192
摘要： An image processing circuit for processing at least one jagged edge in an image represented by an input video signal. The image processing circuit includes: a detection module for detecting an edge by labeling a specific portion within input data carried by the input video signal to indicate whether the specific portion corresponds to a specific edge and further generates a detection result; a line buffer for temporarily storing input data carried by the input video signal; and a processing unit, coupled to the detection module and the line buffer, for processing the input data according to the detection result to output an output video signal.
摘要翻译：一种用于处理由输入视频信号表示的图像中的至少一个锯齿状边缘的图像处理电路。图像处理电路包括：检测模块，用于通过在由输入视频信号携带的输入数据内的特定部分进行标记来检测边缘，以指示特定部分是否对应于特定边缘，并进一步产生检测结果; 用于临时存储由输入视频信号携带的输入数据的行缓冲器; 以及耦合到检测模块和行缓冲器的处理单元，用于根据检测结果处理输入数据以输出输出视频信号。

7. 发明授权

US08817194B2 Interlaced image processing method and apparatus 有权
标题翻译：隔行图像处理方法和装置
公开(公告)号：US08817194B2
公开(公告)日：2014-08-26
申请号：US12069220
申请日：2008-02-08
申请人： Chi-Feng Wang , Chun-Hsing Hsieh
发明人： Chi-Feng Wang , Chun-Hsing Hsieh
IPC分类号： H04N9/77 , H04N9/78 , H04N5/00 , H04N7/01
CPC分类号： H04N7/0132
摘要： In an interlaced image processing method for processing fields generated by interlacing and including a plurality of rows of scan signals, the method includes: performing horizontal line detection on a current field so as to determine which of the rows of the scan signals is a horizontal line; according to the horizontal line detection result of the current field and a horizontal line detection result of a previous field, adjusting position of the horizontal line in the current field so as to approach position of a corresponding horizontal line in the previous field; and according to the result of position adjustment, re-sampling the current field. An interlaced image processing apparatus for implementing the method is also disclosed.
摘要翻译：在用于处理通过交织并包括多行扫描信号产生的场的隔行扫描图像处理方法中，该方法包括：对当前场进行水平线检测，以便确定扫描信号中的哪一行是水平线 ; 根据当前场的水平线检测结果和前一场的水平线检测结果，调整当前场中的水平线的位置，以接近前一场中相应水平线的位置; 并根据位置调整结果重新抽样现场。还公开了一种用于实现该方法的交错图像处理装置。

8. 发明申请

US20070154097A1 METHOD AND APPARATUS FOR IMAGE EDGE DETECTION 有权
标题翻译：用于图像边缘检测的方法和装置
公开(公告)号：US20070154097A1
公开(公告)日：2007-07-05
申请号：US11616844
申请日：2006-12-27
申请人： Chi-Feng Wang , Chun-Hsing Hsieh , Chia-Wei Yu
发明人： Chi-Feng Wang , Chun-Hsing Hsieh , Chia-Wei Yu
IPC分类号： G06K9/48
CPC分类号： G06K9/4609 , G06T7/13
摘要： An image edge detection method includes: classifying a plurality of candidate directions of an image region into a first direction set and at least one second direction set; computing a gradient for each candidate direction of the first direction set to obtain a first gradient set; determining if the first gradient set satisfies the conditions that one edge direction exists in the first direction set; and if the first gradient set does not satisfy the conditions, determining that none of the plurality of candidate directions is the edge direction of the image region.
摘要翻译：图像边缘检测方法包括：将图像区域的多个候选方向分类为第一方向集合和至少一个第二方向集合; 计算第一方向集合的每个候选方向的梯度以获得第一梯度集合; 确定第一梯度组是否满足在第一方向集合中存在一个边缘方向的条件; 并且如果所述第一梯度组不满足所述条件，则确定所述多个候选方向中的任一个不是所述图像区域的边缘方向。

9. 发明申请

US20080198267A1 Interlaced image processing method and apparatus 有权
标题翻译：隔行图像处理方法和装置
公开(公告)号：US20080198267A1
公开(公告)日：2008-08-21
申请号：US12069220
申请日：2008-02-08
申请人： Chi-Feng Wang , Chun-Hsing Hsieh
发明人： Chi-Feng Wang , Chun-Hsing Hsieh
IPC分类号： H04N5/14
CPC分类号： H04N7/0132
摘要： In an interlaced image processing method for processing fields generated by interlacing and including a plurality of rows of scan signals, the method includes: performing horizontal line detection on a current field so as to determine which of the rows of the scan signals is a horizontal line; according to the horizontal line detection result of the current field and a horizontal line detection result of a previous field, adjusting position of the horizontal line in the current field so as to approach position of a corresponding horizontal line in the previous field; and according to the result of position adjustment, re-sampling the current field. An interlaced image processing apparatus for implementing the method is also disclosed.
摘要翻译：在用于处理通过交织并包括多行扫描信号产生的场的隔行扫描图像处理方法中，该方法包括：对当前场进行水平线检测，以便确定扫描信号中的哪一行是水平线 ; 根据当前场的水平线检测结果和前一场的水平线检测结果，调整当前场中的水平线的位置，以接近前一场中相应水平线的位置; 并根据位置调整结果重新抽样现场。还公开了一种用于实现该方法的交错图像处理装置。

10. 发明申请

US20080056600A1 Edge enhancing device and method 有权
标题翻译：边缘增强装置和方法
公开(公告)号：US20080056600A1
公开(公告)日：2008-03-06
申请号：US11896755
申请日：2007-09-05
申请人： Chi-Feng Wang , Chia-Wei Yu , Yen-Hsing Wu
发明人： Chi-Feng Wang , Chia-Wei Yu , Yen-Hsing Wu
IPC分类号： G06K9/40
CPC分类号： G06T5/003 , G06T5/20 , G06T7/13 , G06T2207/20012 , G06T2207/20192
摘要： An edge enhancing apparatus includes: an edge detector, for determining an edge direction of an image region corresponding to a target pixel; and a pixel value determining module, coupled to the edge detector, for obtaining a plurality of pixel values of a plurality of pixels and an initial pixel value of the target pixel according to the edge direction, and performing a calculation on the plurality of pixel values and the initial pixel value to generate a calibrated pixel value.
摘要翻译：边缘增强装置包括：边缘检测器，用于确定对应于目标像素的图像区域的边缘方向; 以及像素值确定模块，其耦合到边缘检测器，用于根据边缘方向获得多个像素的多个像素值和目标像素的初始像素值，并且对多个像素值进行计算以及初始像素值以产生经校准的像素值。

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