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31. 发明授权

US08331451B2 Method and apparatus for enhancing resolution of video image 有权
标题翻译：提高视频图像分辨率的方法和装置
公开(公告)号：US08331451B2
公开(公告)日：2012-12-11
申请号：US11826755
申请日：2007-07-18
申请人： Yousun Bang , Edward J. Delp , Fengqing Zhu , Ho-young Lee , Heui-keun Choh
发明人： Yousun Bang , Edward J. Delp , Fengqing Zhu , Ho-young Lee , Heui-keun Choh
IPC分类号： H04N7/12
CPC分类号： H04N19/51
摘要： Provided is a technology which can prevent deterioration of image quality when enhancing resolution of a predetermined key frame in a video sequence. Specifically, an apparatus to enhance resolution of a video frame is provided. The apparatus includes a frame extraction unit which extracts a key frame and one or more neighboring frames of the key frame from a video sequence; an upsampling unit which upsamples the key frame and the neighboring frames; a motion-vector search unit which calculates a motion vector of the upsampled key frame using the upsampled neighboring frames as reference frames; and a key-frame estimation unit which enhances quality of the upsampled key frame using temporal information obtained from the motion vector and spatial information in the key frame.
摘要翻译：提供了当增强视频序列中的预定关键帧的分辨率时能够防止图像质量劣化的技术。具体地，提供了一种用于增强视频帧的分辨率的装置。该装置包括：帧提取单元，从视频序列中提取关键帧和关键帧的一个或多个相邻帧; 上采样单元，其对关键帧和相邻帧进行上采样; 运动矢量搜索单元，其使用所述上采样的相邻帧作为参考帧来计算所述上采样的关键帧的运动矢量; 以及关键帧估计单元，其使用从关键帧中的运动矢量和空间信息获得的时间信息来提高上采样的关键帧的质量。

32. 发明授权

US08023769B2 Apparatus and method for selectively outputing image frames 有权
标题翻译：用于选择性地输出图像帧的装置和方法
公开(公告)号：US08023769B2
公开(公告)日：2011-09-20
申请号：US11714829
申请日：2007-03-07
申请人： You-sun Bang , Yun-tae Kim , Heui-keun Choh
发明人： You-sun Bang , Yun-tae Kim , Heui-keun Choh
IPC分类号： G06K9/36 , G06K9/46 , G06K9/66 , G06K9/56 , G06K9/62 , G06G5/00
CPC分类号： H04N1/3876 , H04N1/3872
摘要： An apparatus and method for selectively outputting image frames are provided. The apparatus includes a main topic frame extractor which extracts a main topic frame, which expresses a main topic selected by a user, from continuous image frames; a composite image frame creator which extracts a key object to realize the main topic from the main topic frames, and estimates a background object with respect to the key object to create a composite image frame using the key object and the background object; a wide-angle image frame creator which creates a wide-angle image frame, which includes the composite image frame and an image frame having common information to the composite image frame, among the continuous image frames; an attractive region setting unit which sets an attractive region with respect to the wide-angle image frame; and an output unit which outputs the attractive region.
摘要翻译：提供了选择性地输出图像帧的装置和方法。该装置包括主要帧提取器，其从连续的图像帧中提取表示用户选择的主要主题的主要主题帧; 合成图像帧创建器，其从主要主题帧中提取关键对象以实现主题，并且使用关键对象和背景对象估计关于对象的背景对象以创建合成图像帧; 在连续图像帧中创建包括合成图像帧的广角图像帧和具有到合成图像帧的公共信息的图像帧的广角图像帧创建器; 吸引区域设定单元，其相对于广角图像帧设置吸引区域; 以及输出单元，其输出吸引区域。

33. 发明授权

US07733526B2 Method and apparatus for converting input color space into CMYK color space 失效
标题翻译：将输入颜色空间转换为CMYK颜色空间的方法和装置
公开(公告)号：US07733526B2
公开(公告)日：2010-06-08
申请号：US11544640
申请日：2006-10-10
申请人： Yun-tae Kim , Heui-keun Choh
发明人： Yun-tae Kim , Heui-keun Choh
IPC分类号： G06F15/00 , G06K1/00 , H04N1/60 , H04N1/46
CPC分类号： H04N1/6025 , H04N1/6058
摘要： A method and apparatus for converting an input color space into a CMYK color space are provided. The method includes converting a color signal of a predetermined input color space into an sRGB color space, converting the color signal of the sRGB color space into an sRGB L*a*b* color space, and converting the color signal of the sRGB L*a*b* color space into a color signal of a printer-output CMYK color space (CMYKPrinter) using a lookup table.
摘要翻译：提供了一种用于将输入颜色空间转换为CMYK颜色空间的方法和装置。该方法包括将预定输入颜色空间的颜色信号转换成sRGB颜色空间，将sRGB颜色空间的颜色信号转换为sRGBL * a * b *颜色空间，并将sRGB L * 使用查找表将a * b *颜色空间转换为打印机输出CMYK颜色空间（CMYKPrinter）的颜色信号。

34. 发明授权

US07643185B2 Method for tone calibration and apparatus using the same 有权
标题翻译：音调校准方法及其使用方法
公开(公告)号：US07643185B2
公开(公告)日：2010-01-05
申请号：US11591525
申请日：2006-11-02
申请人： Yousun Bang , Heui-keun Choh
发明人： Yousun Bang , Heui-keun Choh
IPC分类号： H04N1/46
CPC分类号： H04N1/6033
摘要： A method for tone calibration and an apparatus using the same are provided. The method for tone calibration includes outputting a reference patch of a predetermined color and a plurality of sample patches having different tone levels of constant intervals of the color, receiving an input of identification information of any one of the sample patches, and generating a lookup table, which is obtained by reflecting a distortion level of the reference patch, in accordance with the input identification information.
摘要翻译：提供了一种用于音调校准的方法和使用该方法的装置。用于色调校正的方法包括输出预定颜色的参考斑块和具有不同颜色恒定间隔的色调级别的多个样本斑块，接收任一样本斑块的识别信息的输入，并产生查找表，其通过根据输入的识别信息反映参考片的失真水平而获得。

35. 发明申请

US20090022226A1 Method and apparatus for enhancing resolution of video image 有权
标题翻译：提高视频图像分辨率的方法和装置
公开(公告)号：US20090022226A1
公开(公告)日：2009-01-22
申请号：US11826755
申请日：2007-07-18
申请人： Yoo-sun Bang , Edward J. Delp , Fengqing Zhu , Ho-young Lee , Heui-keun Choh
发明人： Yoo-sun Bang , Edward J. Delp , Fengqing Zhu , Ho-young Lee , Heui-keun Choh
IPC分类号： H04B1/66
CPC分类号： H04N19/51
摘要： Provided is a technology which can prevent deterioration of image quality when enhancing resolution of a predetermined key frame in a video sequence. Specifically, an apparatus to enhance resolution of a video frame is provided. The apparatus includes a frame extraction unit which extracts a key frame and one or more neighboring frames of the key frame from a video sequence; an upsampling unit which upsamples the key frame and the neighboring frames; a motion-vector search unit which calculates a motion vector of the upsampled key frame using the upsampled neighboring frames as reference frames; and a key-frame estimation unit which enhances quality of the upsampled key frame using temporal information obtained from the motion vector and spatial information in the key frame.
摘要翻译：提供了当增强视频序列中的预定关键帧的分辨率时能够防止图像质量劣化的技术。具体地，提供了一种用于增强视频帧的分辨率的装置。该装置包括：帧提取单元，从视频序列中提取关键帧和关键帧的一个或多个相邻帧; 上采样单元，其对关键帧和相邻帧进行上采样; 运动矢量搜索单元，其使用所述上采样的相邻帧作为参考帧来计算所述上采样的关键帧的运动矢量; 以及关键帧估计单元，其使用从关键帧中的运动矢量和空间信息获得的时间信息来提高上采样的关键帧的质量。

36. 发明申请

US20070153332A1 Apparatus and method for dithering for multi-toning 有权
标题翻译：用于多色调抖动的装置和方法
公开(公告)号：US20070153332A1
公开(公告)日：2007-07-05
申请号：US11607954
申请日：2006-12-04
申请人： Yun-tae Kim , Chang-yeong Kim , Heui-keun Choh , Du-sik Park
发明人： Yun-tae Kim , Chang-yeong Kim , Heui-keun Choh , Du-sik Park
IPC分类号： H04N1/405
CPC分类号： G06T11/001 , G06T5/50
摘要： A method and apparatus for dithering for multi-toning are provided. The apparatus includes a mask-pattern-generating unit that generates a mask pattern on R channel, G channel and B channel by selecting pattern values constituting the mask pattern on the channels based on randomly-determined seed values; a spatial-weight-determining unit that determines the weight for spatial dithering by using the pattern values and K-bit LSB data of the high-tone input image; and an output unit that outputs an M-bit image by applying the weight to M-bit input image data, exempting the K-bit LSB data, in a dithering apparatus for expressing an M+K bit high-tone input image in an M-bit low-tone output device.
摘要翻译：提供了用于多色调抖动的方法和装置。该装置包括：掩模图案生成单元，其基于随机确定的种子值，通过在信道上选择构成掩模图案的图案值，在R信道，G信道和B信道上生成掩模图案; 空间权重确定单元，其通过使用高色调输入图像的图案值和K比特LSB数据来确定空间抖动的权重; 以及输出单元，通过将M比特输入图像数据的权重应用于M比特输入图像数据来输出M比特图像，该K比特LSB数据在用于表示M + K位高音输入图像的抖动装置中用于表示M 位低音输出设备。

37. 发明申请

US20070133061A1 Method for tone calibration and apparatus using the same 有权
标题翻译：音调校准方法及其使用方法
公开(公告)号：US20070133061A1
公开(公告)日：2007-06-14
申请号：US11591525
申请日：2006-11-02
申请人： Yousun Bang , Heui-keun Choh
发明人： Yousun Bang , Heui-keun Choh
IPC分类号： H04N1/409
CPC分类号： H04N1/6033
摘要： A method for tone calibration and an apparatus using the same are provided. The method for tone calibration includes outputting a reference patch of a predetermined color and a plurality of sample patches having different tone levels of constant intervals of the color, receiving an input of identification information of any one of the sample patches, and generating a lookup table, which is obtained by reflecting a distortion level of the reference patch, in accordance with the input identification information.
摘要翻译：提供了一种用于音调校准的方法和使用该方法的装置。用于色调校正的方法包括输出预定颜色的参考斑块和具有不同颜色恒定间隔的色调级别的多个样本斑块，接收任一样本斑块的识别信息的输入，并产生查找表，其通过根据输入的识别信息反映参考片的失真电平而获得。

38. 发明授权

US08456511B2 Method and apparatus for reproducing image using output prediction 失效
标题翻译：使用输出预测再现图像的方法和装置
公开(公告)号：US08456511B2
公开(公告)日：2013-06-04
申请号：US11712927
申请日：2007-03-02
申请人： Yun-tae Kim , Heui-keun Choh
发明人： Yun-tae Kim , Heui-keun Choh
IPC分类号： G06K9/40
CPC分类号： H04N1/6088 , H04N1/6011
摘要： A method and apparatus for image reproduction using output prediction is provided. The method includes converting color information of a first color space input to an image display device into color information of a second color space in which a sampled viewing environment of an output object by a printing device has been reflected; selecting a specific color distortion region according to a difference between an actual viewing environment and the sampled viewing environment of the converted second color space, and compensating a color component of the selected specific color distortion region; and converting corrected color information of the second color space which has been created through the compensation into corrected color information of the first color space, and outputting the corrected color information of the first color space through the image display device.
摘要翻译：提供了一种使用输出预测进行图像再现的方法和装置。该方法包括将输入到图像显示装置的第一颜色空间的颜色信息转换为其中反映了打印装置的输出对象的采样观看环境的第二颜色空间的颜色信息; 根据实际观看环境与经转换的第二颜色空间的采样观看环境之间的差异选择特定颜色失真区域，以及补偿所选择的特定颜色失真区域的颜色分量; 以及将通过所述补偿创建的所述第二颜色空间的校正颜色信息转换为所述第一颜色空间的校正颜色信息，并且通过所述图像显示装置输出所述第一颜色空间的校正颜色信息。

39. 发明授权

US07969628B2 Apparatus and method for segmenting an output device color gamut and mapping an input device color gamut to the segmented output device color gamut 有权
标题翻译：用于分割输出设备色域并将输入设备色域映射到分段输出设备色域的设备和方法
公开(公告)号：US07969628B2
公开(公告)日：2011-06-28
申请号：US11699403
申请日：2007-01-30
申请人： Yun-tae Kim , You-sun Bang , Heui-keun Choh
发明人： Yun-tae Kim , You-sun Bang , Heui-keun Choh
IPC分类号： G03F3/08 , G06K9/00
CPC分类号： H04N1/6058
摘要： A gamut mapping apparatus includes a parameter calculating unit calculating parameters for segmenting a gamut of an output device using gamut information about first and second input color spaces; a gamut segmenting unit segmenting the gamut of the output device into a core gamut and a surround gamut using the parameters; and a gamut mapping unit performing gamut mapping on image data present into the first and second input color spaces to the core gamut and the surround gamut according to a predetermined mapping method. The gamut mapping apparatus and method enable accurate reproduction of image data having components having undergone total internal reflection falling outside the scRGB color space or high chroma components in the scRGB color space.
摘要翻译：色域映射装置包括参数计算单元，用于使用关于第一和第二输入颜色空间的色域信息来计算用于分割输出设备的色域的参数; 色域分割单元，使用所述参数将所述输出设备的色域分割为核心色域和环绕色域; 以及色域映射单元，根据预定的映射方法对存在于第一和第二输入颜色空间中的图像数据执行到核心色域和环绕色域的色域映射。色域映射装置和方法能够精确地再现具有已经经历了在ScRGB颜色空间中的scRGB颜色空间或高色度分量之外的全内反射的分量的图像数据。

40. 发明申请

US20080181490A1 Apparatus and method for generating image using multi-channel filter 失效
标题翻译：使用多通道滤波器生成图像的装置和方法
公开(公告)号：US20080181490A1
公开(公告)日：2008-07-31
申请号：US11889430
申请日：2007-08-13
申请人： Yun-tae Kim , Heui-keun Choh , Gee-young Sung
发明人： Yun-tae Kim , Heui-keun Choh , Gee-young Sung
IPC分类号： G06K9/00
CPC分类号： H04N9/045
摘要： Provided are an apparatus and method for generating an image using a multi-channel filter. More particularly, provided are an apparatus and method for generating an image using a multi-channel filter, wherein images input into a plurality of image sensors are allowed to pass through different filters, each of which includes a plurality of channels, and segmented images passed through the filters are combined to produce a desired image. The apparatus includes a filter unit including a plurality of filters having different patterns with respect to a plurality of image channels and filtering images input into the filters, an image sensing unit including a plurality of image sensors sensing images filtered through the plurality of the filters, an interpolation unit calculating image channel values of pixels of the sensed images, and an image combination unit assigning the calculated image channel values to corresponding pixel positions to generate a single desired image.
摘要翻译：提供了一种使用多通道滤波器生成图像的装置和方法。更具体地，提供了一种使用多通道滤波器生成图像的装置和方法，其中允许输入到多个图像传感器的图像通过不同的滤波器，每个滤波器包括多个通道，并且分割的图像通过通过滤波器组合以产生期望的图像。该装置包括一个滤波器单元，包括相对于多个图像通道具有不同图案的多个滤波器和滤波器输入的滤波图像;图像感测单元，包括感测通过多个滤波器滤波的图像的多个图像传感器; 计算感测图像的像素的图像通道值的内插单元，以及将计算出的图像通道值分配给相应的像素位置以生成单个期望图像的图像组合单元。

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