公开(公告)号：US07894001B2

公开(公告)日：2011-02-22

申请号：US11456867

申请日：2006-07-12

申请人： Wei-Kuo Lee ,  Yi-Fan Chen

发明人： Wei-Kuo Lee ,  Yi-Fan Chen

IPC分类号： H04N9/64

CPC分类号： H04N9/643 ,  H04N1/6075

摘要： The present invention provides a hue control system for adjusting a hue of a specified color. The system includes a hue determining circuit and a hue adjusting circuit. The hue determining circuit receives a plurality of color signals of the specified color and a plurality of hue adjusting values each corresponding to one color. The hue determining circuit generates a target hue value according to the color signals and the hue adjusting values. The hue adjusting circuit is coupled to the hue determining circuit. The hue adjusting circuit receives the color signals and the target hue value, and adjusts the hue of the color signals according to the target hue value.

摘要翻译： 本发明提供一种用于调节指定颜色的色调的色调控制系统。 该系统包括色相确定电路和色调调节电路。 色相确定电路接收指定颜色的多个颜色信号和各自对应于一种颜色的多个色调调整值。 色相确定电路根据颜色信号和色调调整值产生目标色调值。 色调调节电路耦合到色调确定电路。 色调调整电路接收彩色信号和目标色调值，并根据目标色调值调整色彩信号的色调。

公开(公告)号：US20110013704A1

公开(公告)日：2011-01-20

申请号：US12603226

申请日：2009-10-21

申请人： Han-Jen Hsu ,  Wei-Kuo Lee

发明人： Han-Jen Hsu ,  Wei-Kuo Lee

IPC分类号： H04B1/66

CPC分类号： H04N19/86 ,  H04N19/117 ,  H04N19/14 ,  H04N19/80

摘要： A deblocking apparatus is provided. The deblocking apparatus includes a filter, a blocking detection module and a blending unit. The filter receives a target pixel of a pixel matrix to generate a filtered target pixel. The blocking detection module generates a deblocking intensity factor according to the pixel matrix. The blending unit receives the target pixel and the filtered target pixel, and dynamically blends the target pixel and the filtered target pixel to output an output pixel according to the deblocking intensity factor.

摘要翻译： 提供了一种解块装置。 去块装置包括过滤器，阻挡检测模块和混合单元。 滤波器接收像素矩阵的目标像素以生成滤波的目标像素。 阻塞检测模块根据像素矩阵生成去块强度因子。 混合单元接收目标像素和滤波的目标像素，并且动态地混合目标像素和滤波的目标像素，以根据去块强度因子输出输出像素。

公开(公告)号：US07405771B2

公开(公告)日：2008-07-29

申请号：US10965889

申请日：2004-10-18

申请人： Wei-Kuo Lee ,  Yi-Fan Chen ,  Her-Ming Jong

发明人： Wei-Kuo Lee ,  Yi-Fan Chen ,  Her-Ming Jong

IPC分类号： H04N9/68 ,  H04N5/52

CPC分类号： H04N9/68

摘要： The present invention discloses a method and a device for independent color management by using a look-up table (LUT) so as to adjust the color saturation of a single color independently. The method comprises steps of: receiving a color signal of an input pixel; determining color flags and initial saturation values from the color signal by using a look-up table (LUT); obtaining user-controlled color gains according to the color flags; multiplying each of the initial saturation values with one of the corresponding user controlled color gains so as to output an adjusted saturation value; determining a final gain from each the adjusted saturation value by bilinear interpolation according lower-bits of the color signal; and obtaining a new color signal according to the final gain and the color signal. The device comprises a look-up table circuit, defining color flags and initial saturation values as a plurality of points on a coordinate system and receiving a color signal as to output a plurality of signals; a gain output device, receiving the color flags, the initial saturation values and user controlled color gains as to output adjusted saturation gain signals according to the initial saturation values and the user controlled color gains; and an operation unit, receiving the color signal, the initial gain signals as to adjust the color signal according to lower bits of the color signal and the adjusted saturation gain signals.

摘要翻译： 本发明公开了一种通过使用查找表（LUT）来独立地调整单色颜色饱和度的独立颜色管理的方法和装置。 该方法包括以下步骤：接收输入像素的彩色信号; 通过使用查找表（LUT）从颜色信号确定颜色标记和初始饱和度值; 根据颜色标志获得用户控制的色彩增益; 将每个初始饱和度值与相应的用户控制的色彩增益之一相乘，以便输出调整的饱和度值; 根据彩色信号的较低位通过双线性插值从每个调整的饱和度值确定最终增益; 并根据最终增益和颜色信号获得新的颜色信号。 该装置包括查找表电路，其将彩色标志和初始饱和度值定义为坐标系上的多个点，并接收输出多个信号的彩色信号; 增益输出装置，接收彩色标志，初始饱和度值和用户控制的色彩增益，以便根据初始饱和度值和用户控制的色彩增益输出调整饱和度增益信号; 以及操作单元，接收彩色信号，初始增益信号，以根据彩色信号的低位和调整的饱和增益信号来调整彩色信号。

公开(公告)号：US07390970B2

公开(公告)日：2008-06-24

申请号：US10813367

申请日：2004-03-30

申请人： Wei-Kuo Lee ,  Marios Avgousti ,  Suh Joon Han

发明人： Wei-Kuo Lee ,  Marios Avgousti ,  Suh Joon Han

IPC分类号： H01B1/00

CPC分类号： B82Y30/00 ,  B82Y10/00 ,  H01B3/441 ,  Y10T428/25 ,  Y10T428/30 ,  Y10T428/31938

摘要： A cable comprising one or more electrical conductors or communications media or a core of two or more electrical conductors or communications media, each electrical conductor, communications medium, or core being surrounded by a layer comprising: (a) polyethylene; polypropylene; or mixtures thereof; (b) carbon nanotubes; (c) a conductive carbon black other than carbon nanotubes; and (d) optionally, a copolymer of acrylonitrile and butadiene wherein the acrylonitrile is present in an amount of about 30 to about 60 percent by weight based on the weight of the copolymer or a silicone rubber.

摘要翻译： 一种电缆，包括一个或多个电导体或通信介质或两个或更多个电导体或通信介质的芯，每个电导体，通信介质或芯被包围的层包围：（a）聚乙烯; 聚丙烯; 或其混合物; （b）碳纳米管; （c）除碳纳米管之外的导电炭黑; 和（d）任选的丙烯腈和丁二烯的共聚物，其中基于共聚物或硅橡胶的重量，丙烯腈的存在量为约30至约60重量％。

公开(公告)号：US07298309B1

公开(公告)日：2007-11-20

申请号：US11464829

申请日：2006-08-16

申请人： Shuang-Chin Wu ,  Wei-Kuo Lee

发明人： Shuang-Chin Wu ,  Wei-Kuo Lee

IPC分类号： H03M1/82

CPC分类号： H03M1/68 ,  H03M1/808 ,  H03M1/822

摘要： A digital-to-analog converter (DAC) for generating an analog output voltage according to a digital input value includes a plurality of pulse width modulation (PWM) units and a voltage generating unit. The digital input value includes a plurality of bit segments. The plurality of PWM units generates a plurality of PWM signals according to the plurality of bit segments of the digital input value. The voltage generating unit is coupled to the plurality of PWM units and generates the analog output voltage according to the plurality of PWM signals.

摘要翻译： 用于根据数字输入值产生模拟输出电压的数模转换器（DAC）包括多个脉冲宽度调制（PWM）单元和电压产生单元。 数字输入值包括多个位段。 多个PWM单元根据数字输入值的多个位段产生多个PWM信号。 电压产生单元耦合到多个PWM单元，并根据多个PWM信号产生模拟输出电压。

公开(公告)号：US20060087590A1

公开(公告)日：2006-04-27

申请号：US11224975

申请日：2005-09-14

申请人： Kung-Tsun Yang ,  Wei-Kuo Lee ,  Yun-Hong Shen

发明人： Kung-Tsun Yang ,  Wei-Kuo Lee ,  Yun-Hong Shen

IPC分类号： H04N9/64

CPC分类号： H04N9/68

摘要： A method and a device for automatic color correction by defining an operation window, a target window, and an active region bounded by the preceding windows so as to adjust chroma values in the active region. Correction of chroma signals is associated with a window region rather than a certain point. Besides, the present invention provides correction of the chroma signals so as to prevent image discontinuity and disharmony.

公开(公告)号：US08547483B2

公开(公告)日：2013-10-01

申请号：US12872165

申请日：2010-08-31

申请人： Mei-Ju Chen ,  Jen-Shi Wu ,  Wei-Kuo Lee

发明人： Mei-Ju Chen ,  Jen-Shi Wu ,  Wei-Kuo Lee

IPC分类号： H04N5/21 ,  H04N9/68 ,  H04N9/64 ,  H04N9/77 ,  G06K9/40

CPC分类号： H04N9/646

摘要： An image processing method includes receiving an image data including a first pixel, a second pixel and a third pixel, the second pixel being between the first pixel and the third pixel; calculating a difference between two initial chrominance values of the first pixel and two initial chrominance values of the second pixel to determine a first difference, and calculating a difference between the two initial chrominance values of the second pixel and two initial chrominance values of the third pixel to determine a second difference; comparing the first difference with the second difference to select either the first pixel or the third pixel as a target pixel; and determining two adjusted chrominance values of the second pixel according to at least two initial chrominance values of the target pixel.

摘要翻译： 一种图像处理方法，包括接收包括第一像素，第二像素和第三像素的图像数据，第二像素在第一像素和第三像素之间; 计算第一像素的两个初始色度值和第二像素的两个初始色度值之间的差以确定第一差异，并且计算第二像素的两个初始色度值和第三像素的两个初始色度值之间的差 确定第二个差异; 将第一差异与第二差异进行比较，以选择第一像素或第三像素作为目标像素; 以及根据所述目标像素的至少两个初始色度值确定所述第二像素的两个调整色度值。

公开(公告)号：US08390741B2

公开(公告)日：2013-03-05

申请号：US12762736

申请日：2010-04-19

申请人： Mei-Ju Chen ,  Jen-Shi Wu ,  Wei-Kuo Lee

发明人： Mei-Ju Chen ,  Jen-Shi Wu ,  Wei-Kuo Lee

IPC分类号： H04N5/00

CPC分类号： H04N5/2176 ,  H04N9/045

摘要： An image processing apparatus comprises an image decoding unit and a static noise reducing unit. The image decoding unit decodes a data stream and generates a plurality of image comprising a current image. The static noise reducing unit, coupled to the image decoding unit, generates a first adjustment value of a target pixel of the current image according to an original luminance value of the target pixel and at least one original luminance value of a neighboring pixel associated with the target pixel. The static noise reducing unit also determines a static adjustment luminance value of the target pixel according to the original luminance value, the first adjustment value, and a first weight. The first weight is associated with the chrominance value of the target pixel.

摘要翻译： 图像处理装置包括图像解码单元和静态噪声降低单元。 图像解码单元解码数据流并生成包括当前图像的多个图像。 耦合到图像解码单元的静态噪声降低单元根据目标像素的原始亮度值和与该像素相关联的相邻像素的至少一个原始亮度值生成当前图像的目标像素的第一调整值 目标像素。 静态噪声降低单元还根据原始亮度值，第一调整值和第一权重来确定目标像素的静态调整亮度值。 第一个权重与目标像素的色度值相关联。

公开(公告)号：US20120257113A1

公开(公告)日：2012-10-11

申请号：US13241721

申请日：2011-09-23

申请人： Han-Jen Hsu ,  Wei-Kuo Lee

发明人： Han-Jen Hsu ,  Wei-Kuo Lee

IPC分类号： H04N5/21

CPC分类号： H04N5/21 ,  G06T5/002 ,  G06T5/20 ,  G06T5/40 ,  G06T5/50 ,  G06T2207/10016 ,  G06T2207/20182 ,  G06T2207/20221 ,  H04N5/145

摘要： A filter for a video stream is provided. The filter generates a filtered picture according to a current picture and its previous picture. A motion difference calculator accumulates differences between current picture values and previous picture values within a neighborhood of each pixel to provide a corresponding motion difference. A histogram counter performs histogram counting according to motion differences of the pixels. A filter value calculator provides a filter value for each pixel according to operations of the motion difference calculator and the histogram counter. A blender blends the current picture value and the previous picture value of each pixel according to weightings correlated to the filter value, and provides a filtered picture value for each pixel of the filtered picture.

摘要翻译： 提供了一个视频流的过滤器。 滤波器根据当前图片及其以前的图片生成滤波图像。 运动差分计算器累积当前图像值与每个像素的邻域内的先前图像值之间的差异以提供相应的运动差异。 直方图计数器根据像素的运动差进行直方图计数。 滤波器值计算器根据运动差计算器和直方图计数器的运算，为每个像素提供滤波器值。 混合器根据与滤波器值相关的加权，将当前图像值和每个像素的先前图像值混合，并为滤波图像的每个像素提供滤波图像值。

公开(公告)号：US20110001880A1

公开(公告)日：2011-01-06

申请号：US12794950

申请日：2010-06-07

申请人： Mei-Ju Chen ,  Jen-Shi Wu ,  Wei-Kuo Lee

发明人： Mei-Ju Chen ,  Jen-Shi Wu ,  Wei-Kuo Lee

IPC分类号： H04N5/21 ,  H04N7/12

CPC分类号： H04N9/646 ,  H04N5/144

摘要： An image processing apparatus includes an image decoding unit and an image adjusting unit. The image decoding unit decodes a data stream to generate a first image comprising a first pixel. The image adjusting unit comprises a pixel edge determining module and a chrominance adjusting module. The pixel edge determining module determines an edge luminance parameter according to an initial luminance value of the first pixel and a plurality of initial luminance values of pixels neighboring the first pixel, and determines an edge chrominance parameter according to an initial chrominance value of the first pixel and a plurality of initial chrominance values of pixels neighboring the first pixel. The first chrominance adjusting module determines a first weight according to the edge luminance parameter and the edge chrominance parameter, and generates a first adjusted chrominance value by weighted calculating a first predetermined chrominance value and the initial chrominance value of the first pixel.

摘要翻译： 图像处理装置包括图像解码单元和图像调整单元。 图像解码单元解码数据流以生成包括第一像素的第一图像。 图像调整单元包括像素边缘确定模块和色度调整模块。 像素边缘确定模块根据第一像素的初始亮度值和与第一像素相邻的像素的多个初始亮度值来确定边缘亮度参数，并根据第一像素的初始色度值确定边缘色度参数 以及与第一像素相邻的多个像素的初始色度值。 第一色度调整模块根据边缘亮度参数和边缘色度参数确定第一权重，并且通过加权计算第一预定色度值和第一像素的初始色度值来生成第一调整色度值。