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1. 发明授权

US07545533B2 Apparatus and method for controlling colors of color image 有权
标题翻译：用于控制彩色图像颜色的装置和方法
公开(公告)号：US07545533B2
公开(公告)日：2009-06-09
申请号：US10993158
申请日：2004-11-22
申请人： Hyun-wook Ok , Won-hee Choe , Chang-yeong Kim , Du-sik Park
发明人： Hyun-wook Ok , Won-hee Choe , Chang-yeong Kim , Du-sik Park
IPC分类号： H04N1/60 , G03F3/10 , G06K9/00 , G06K9/40
CPC分类号： H04N1/6058
摘要： A method of and apparatus for converting a color space. The method includes: separating a color signal of a given pixel into a brightness component and a saturation component; obtaining a boundary value of the saturation component of a color gamut, to which the color signal belongs, in a first color space using the separated brightness component and saturation components; and converting the first color space into a second color space in which saturation components and hue components are independently controlled using the obtained boundary value.
摘要翻译：一种用于转换颜色空间的方法和装置。该方法包括：将给定像素的颜色信号分离成亮度分量和饱和分量; 使用分离的亮度分量和饱和分量，在第一颜色空间中获得颜色信号所属的色域的饱和度分量的边界值; 并且使用所获得的边界值将第一颜色空间转换成第二颜色空间，其中饱和分量和色调分量被独立地控制。

2. 发明申请

US20050219574A1 Apparatus and method for controlling colors of color image 有权
标题翻译：用于控制彩色图像颜色的装置和方法
公开(公告)号：US20050219574A1
公开(公告)日：2005-10-06
申请号：US10993158
申请日：2004-11-22
申请人： Hyun-wook Ok , Won-hee Choe , Chang-yeong Kim , Du-sik Park
发明人： Hyun-wook Ok , Won-hee Choe , Chang-yeong Kim , Du-sik Park
IPC分类号： H04N9/64 , G09G5/02 , H04N1/46 , H04N1/60
CPC分类号： H04N1/6058
摘要： A method of and apparatus for converting a color space. The method includes: separating a color signal of a given pixel into a brightness component and a saturation component; obtaining a boundary value of the saturation component of a color gamut, to which the color signal belongs, in a first color space using the separated brightness component and saturation components; and converting the first color space into a second color space in which saturation components and hue components are independently controlled using the obtained boundary value.
摘要翻译：一种用于转换颜色空间的方法和装置。该方法包括：将给定像素的颜色信号分离成亮度分量和饱和分量; 使用分离的亮度分量和饱和分量，在第一颜色空间中获得颜色信号所属的色域的饱和度分量的边界值; 并且使用所获得的边界值将第一颜色空间转换成第二颜色空间，其中饱和分量和色调分量被独立地控制。

3. 发明授权

US08913194B2 Image processing apparatus and method of enhancing visibility of displayed image 有权
标题翻译：提高显示图像的可见度的图像处理装置和方法
公开(公告)号：US08913194B2
公开(公告)日：2014-12-16
申请号：US11768412
申请日：2007-06-26
申请人： In-ji Kim , Hyun-wook Ok , Chang-Yeong Kim , Du-sik Park , Young-ran Han , Won-hee Choe
发明人： In-ji Kim , Hyun-wook Ok , Chang-Yeong Kim , Du-sik Park , Young-ran Han , Won-hee Choe
IPC分类号： H04N5/57 , H04N5/58 , H04N5/00 , G06T5/00
CPC分类号： G06T5/009 , G06T2207/10024 , G06T2207/20081
摘要： An image processing apparatus and method to reduce the deterioration of visibility of an image displayed on an image display device occurring under various lighting conditions when the brightness of ambient light is brighter than that of the image display device, and includes a sensor to sense the brightness of an external light, a unit to store a luminance-contrast model curve representing an optimal contrast value for a particular luminance for each brightness of the external light, a unit to determine a target luminance value according to the sensed brightness of the external light, to obtain a contrast value corresponding to the target luminance value with reference to the luminance-contrast model curve corresponding to the sensed brightness, and to adjust an input image to have the target luminance value and the obtained contrast value, and a unit to adjust the saturation of the adjusted input image according to the target luminance value and the obtained contrast value.
摘要翻译：一种图像处理装置和方法，用于当环境光的亮度比图像显示装置的亮度更亮时，减少在各种照明条件下发生的图像显示装置上显示的图像的可见度的劣化，并且包括用于感测亮度的传感器外部光的单位，用于存储表示对于外部光的每个亮度的特定亮度的最佳对比度值的亮度对比度模型曲线的单元，根据感测到的外部光的亮度来确定目标亮度值的单元，参照对应于感测到的亮度的亮度对比度模型曲线来获得与目标亮度值对应的对比度值，并且调整输入图像以具有目标亮度值和获得的对比度值，以及调整单元根据目标亮度值和所获得的对比度值调整的输入图像的饱和度。

4. 发明申请

US20080002062A1 IMAGE PROCESSING APPARATUS AND METHOD OF ENHANCING VISIBILITY OF DISPLAYED IMAGE 有权
标题翻译：图像处理装置和增强显示图像可视性的方法
公开(公告)号：US20080002062A1
公开(公告)日：2008-01-03
申请号：US11768412
申请日：2007-06-26
申请人： In-ji Kim , Hyun-wook Ok , Chang-Yeong Kim , Du-sik Park , Young-ran Han , Won-hee Choe
发明人： In-ji Kim , Hyun-wook Ok , Chang-Yeong Kim , Du-sik Park , Young-ran Han , Won-hee Choe
IPC分类号： H04N5/57
CPC分类号： G06T5/009 , G06T2207/10024 , G06T2207/20081
摘要： An image processing apparatus and method to reduce the deterioration of visibility of an image displayed on an image display device occurring under various lighting conditions when the brightness of ambient light is brighter than that of the image display device, and includes a sensor to sense the brightness of an external light, a unit to store a luminance-contrast model curve representing an optimal contrast value for a particular luminance for each brightness of the external light, a unit to determine a target luminance value according to the sensed brightness of the external light, to obtain a contrast value corresponding to the target luminance value with reference to the luminance-contrast model curve corresponding to the sensed brightness, and to adjust an input image to have the target luminance value and the obtained contrast value, and a unit to adjust the saturation of the adjusted input image according to the
摘要翻译：一种图像处理装置和方法，用于当环境光的亮度比图像显示装置的亮度更亮时，减少在各种照明条件下发生的图像显示装置上显示的图像的可见度的劣化，并且包括用于感测亮度的传感器外部光的单位，用于存储表示对于外部光的每个亮度的特定亮度的最佳对比度值的亮度对比度模型曲线的单元，根据感测到的外部光的亮度来确定目标亮度值的单元，参照对应于感测到的亮度的亮度对比度模型曲线来获得与目标亮度值对应的对比度值，并且调整输入图像以具有目标亮度值和获得的对比度值，以及调整单元根据调整后的输入图像的饱和度

5. 发明授权

US07800800B2 Apparatus and method for correcting color reproduced by video device according to peripheral brightness 有权
标题翻译：根据周边亮度校正由视频设备再现的颜色的装置和方法
公开(公告)号：US07800800B2
公开(公告)日：2010-09-21
申请号：US11593515
申请日：2006-11-07
申请人： Hyun-wook Ok , Seong-deok Lee , Young-shin Kwak , In-ji Kim , Chang-yeong Kim , Won-hee Choe
发明人： Hyun-wook Ok , Seong-deok Lee , Young-shin Kwak , In-ji Kim , Chang-yeong Kim , Won-hee Choe
IPC分类号： G03F3/08
CPC分类号： H04N9/68 , H04N1/6027 , H04N1/6088 , H04N5/58 , H04N21/4318
摘要： An apparatus and method are provided for correcting a color reproduced by a video device according to peripheral brightness so that the visibility of the video device is guaranteed under peripheral conditions brighter than the video device. The apparatus for correcting a color reproduced by a video device according to peripheral brightness includes: a lookup-table-creation unit which creates a lookup table based on saturation of the video device and brightness of peripheral conditions; a color-correction unit which corrects the color reproduced by the video device according to the created lookup table; and a color-error-compensation unit which compensates for color error resulting from correction of the color. The method of correcting a color reproduced by a video device according to peripheral brightness includes: creating a lookup table based on saturation of the video device and brightness of peripheral conditions; correcting the color reproduced by the video device according to the created lookup table; and compensating for color error resulting from correction of the color.
摘要翻译：提供一种用于根据外围亮度校正由视频设备再现的颜色的装置和方法，使得视频设备的可视性在比视频设备更亮的外围条件下得到保证。用于根据周边亮度校正由视频设备再现的颜色的设备包括：查找表创建单元，其基于视频设备的饱和度和外围条件的亮度创建查找表; 颜色校正单元，其根据所创建的查找表来校正由视频设备再现的颜色; 以及补偿由颜色校正引起的颜色误差的颜色误差补偿单元。根据外围亮度校正由视频设备再现的颜色的方法包括：基于视频设备的饱和度和外围条件的亮度创建查找表; 根据创建的查找表来校正由视频设备再现的颜色; 并补偿由颜色校正引起的颜色误差。

6. 发明申请

US20070104364A1 Apparatus and method for correcting color reproduced by video device according to peripheral brightness 有权
标题翻译：根据周边亮度校正由视频设备再现的颜色的装置和方法
公开(公告)号：US20070104364A1
公开(公告)日：2007-05-10
申请号：US11593515
申请日：2006-11-07
申请人： Hyun-wook Ok , Seong-deok Lee , Young-shin Kwak , In-ji Kim , Chang-yeong Kim , Won-hee Choe
发明人： Hyun-wook Ok , Seong-deok Lee , Young-shin Kwak , In-ji Kim , Chang-yeong Kim , Won-hee Choe
IPC分类号： G06K9/00
CPC分类号： H04N9/68 , H04N1/6027 , H04N1/6088 , H04N5/58 , H04N21/4318
摘要： An apparatus and method are provided for correcting a color reproduced by a video device according to peripheral brightness so that the visibility of the video device is guaranteed under peripheral conditions brighter than the video device. The apparatus for correcting a color reproduced by a video device according to peripheral brightness includes: a lookup-table-creation unit which creates a lookup table based on saturation of the video device and brightness of peripheral conditions; a color-correction unit which corrects the color reproduced by the video device according to the created lookup table; and a color-error-compensation unit which compensates for color error resulting from correction of the color. The method of correcting a color reproduced by a video device according to peripheral brightness includes: creating a lookup table based on saturation of the video device and brightness of peripheral conditions; correcting the color reproduced by the video device according to the created lookup table; and compensating for color error resulting from correction of the color.
摘要翻译：提供一种用于根据外围亮度校正由视频设备再现的颜色的装置和方法，使得视频设备的可视性在比视频设备更亮的外围条件下得到保证。用于根据周边亮度校正由视频设备再现的颜色的设备包括：查找表创建单元，其基于视频设备的饱和度和外围条件的亮度创建查找表; 颜色校正单元，其根据所创建的查找表来校正由视频设备再现的颜色; 以及补偿由颜色校正引起的颜色误差的颜色误差补偿单元。根据外围亮度校正由视频设备再现的颜色的方法包括：基于视频设备的饱和度和外围条件的亮度创建查找表; 根据创建的查找表来校正由视频设备再现的颜色; 并补偿由颜色校正引起的颜色误差。

7. 发明授权

US07983506B2 Method, medium and system processing image signals 有权
标题翻译：方法，中和系统处理图像信号
公开(公告)号：US07983506B2
公开(公告)日：2011-07-19
申请号：US11889623
申请日：2007-08-15
申请人： Won-hee Choe , Chang-yeong Kim , Du-sik Park
发明人： Won-hee Choe , Chang-yeong Kim , Du-sik Park
IPC分类号： G06K9/40 , G06T5/00
CPC分类号： G06T5/003 , G06T2207/10024 , G06T2207/20012 , G06T2207/20192 , G09G3/2003 , G09G5/026 , G09G2320/0242 , G09G2320/0247 , G09G2340/0457 , G09G2340/12
摘要： A method, medium and system processing an image signal. The system includes an edge detection module to detect a pixel belonging to an edge in an input image, a period determination module to determine a period of change in pixel values based on a first value of the pixel belonging to the edge and a second value of a pixel that is adjacent to the pixel belonging to the edge, and a signal correction module to correct one or more sub-pixels of the pixel belonging to the edge using a weight allocated according to a result of the determination performed by the period determination module.
摘要翻译：一种处理图像信号的方法，介质和系统。该系统包括用于检测属于输入图像中的边缘的像素的边缘检测模块，周期确定模块，用于基于属于边缘的像素的第一值来确定像素值的变化周期，第二值与属于边缘的像素相邻的像素，以及信号校正模块，用于使用根据由周期确定模块执行的确定的结果分配的权重来校正属于边缘的像素的一个或多个子像素。

8. 发明申请

US20080056604A1 Method, medium and system processing image signals 有权
标题翻译：方法，中和系统处理图像信号
公开(公告)号：US20080056604A1
公开(公告)日：2008-03-06
申请号：US11889623
申请日：2007-08-15
申请人： Won-hee Choe , Chang-yeong Kim , Du-sik Park
发明人： Won-hee Choe , Chang-yeong Kim , Du-sik Park
IPC分类号： G06K9/40 , G09G3/32
CPC分类号： G06T5/003 , G06T2207/10024 , G06T2207/20012 , G06T2207/20192 , G09G3/2003 , G09G5/026 , G09G2320/0242 , G09G2320/0247 , G09G2340/0457 , G09G2340/12
摘要： A method, medium and system processing an image signal. The system includes an edge detection module to detect a pixel belonging to an edge in an input image, a period determination module to determine a period of change in pixel values based on a first value of the pixel belonging to the edge and a second value of a pixel that is adjacent to the pixel belonging to the edge, and a signal correction module to correct one or more sub-pixels of the pixel belonging to the edge using a weight allocated according to a result of the determination performed by the period determination module.
摘要翻译：一种处理图像信号的方法，介质和系统。该系统包括用于检测属于输入图像中的边缘的像素的边缘检测模块，周期确定模块，用于基于属于边缘的像素的第一值来确定像素值的变化周期，第二值与属于边缘的像素相邻的像素，以及信号校正模块，用于使用根据由周期确定模块执行的确定的结果分配的权重来校正属于边缘的像素的一个或多个子像素。

9. 发明授权

US08063913B2 Method and apparatus for displaying image signal 有权
标题翻译：用于显示图像信号的方法和装置
公开(公告)号：US08063913B2
公开(公告)日：2011-11-22
申请号：US11491242
申请日：2006-07-24
申请人： Won-hee Choe , Du-sik Park
发明人： Won-hee Choe , Du-sik Park
IPC分类号： G09G5/00
CPC分类号： G09G5/22 , G06T5/008 , G06T2207/10016 , G06T2207/10024 , G06T2207/20012 , G06T2207/20192 , G09G3/3208 , G09G3/36 , G09G5/02 , G09G2300/0452 , G09G2320/0242 , G09G2320/103 , G09G2340/0457 , G09G2340/06
摘要： A method and apparatus for reducing color error bands occurring due to the abrupt difference in brightness between sub-pixels. In the method of displaying an image signal of an apparatus for displaying the image signal, the apparatus includes a plurality of pixels each having at least two sub-pixels, and the method includes detecting pixels that belong to an edge of an input image, changing pixel values of the sub-pixels constituting the pixels belonging to the edge, and driving a display in accordance with the new pixel value.
摘要翻译：一种用于减少由于子像素之间的亮度的突然差异而发生的颜色误差带的方法和装置。在显示用于显示图像信号的装置的图像信号的方法中，该装置包括多个具有至少两个子像素的像素，并且该方法包括检测属于输入图像的边缘的像素，改变构成属于边缘的像素的子像素的像素值，并且根据新的像素值来驱动显示。

10. 发明申请

US20080037867A1 Image display device and image display method supporting power control of multicolor light source 审中-公开
标题翻译：支持多色光源功率控制的图像显示装置和图像显示方法
公开(公告)号：US20080037867A1
公开(公告)日：2008-02-14
申请号：US11878782
申请日：2007-07-26
申请人： Seung-sin Lee , In-ji Kim , Won-hee Choe , Du-sik Park
发明人： Seung-sin Lee , In-ji Kim , Won-hee Choe , Du-sik Park
IPC分类号： G06K9/00
CPC分类号： H04N9/68
摘要： Provided is an image display device, more particularly, an apparatus and method that can reduce power consumption and prevent image characteristics from being degraded in an image display device using a multicolor light source. The image display device includes a histogram analysis unit calculating a parameter representative of an input image on the basis of a histogram of the input image, a model selection unit analyzing the parameter and selecting a representative model including the input image among a plurality of representative models, a luminance reduction amount calculation unit calculating a luminance reduction amount for each color light source of the input image on the basis of a maximum luminance reduction rate corresponding to the selected model, a power reduction amount calculation unit calculating a power reduction amount for each color light source according to the luminance reduction amount on the basis of a power characteristic of each color light source, and a power control unit supplying power reduced by the power reduction amount to each color light source.
摘要翻译：提供了一种图像显示装置，更具体地，涉及一种能够降低功耗并防止图像特性在使用多色光源的图像显示装置中劣化的装置和方法。图像显示装置包括直方图分析单元，其基于输入图像的直方图来计算表示输入图像的参数;分析参数的模型选择单元，以及在多个代表模型中选择包括输入图像的代表模型，亮度降低量计算单元，基于与所选择的模型相对应的最大亮度降低率，计算输入图像的每个颜色光源的亮度降低量;功率降低量计算单元，计算每个颜色的功率减少量基于每个彩色光源的功率特性根据亮度降低量的光源;以及功率控制单元，其通过功率减少量减少到每个彩色光源的功率。

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