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1. 发明申请

US20150340008A1 DISPLAY APPARATUS AND METHOD AND COLOR TEMPERATURE COMPENSATION APPARATUS THEREOF 有权
标题翻译：显示装置及其颜色温度补偿装置
公开(公告)号：US20150340008A1
公开(公告)日：2015-11-26
申请号：US14287060
申请日：2014-05-26
申请人： Novatek Microelectronics Corp.
发明人： Chih-Yuan Yang , Yu-Hsing Chuang , Feng-Ting Pai
IPC分类号： G09G5/06 , G09G5/10 , G06T7/40
CPC分类号： G09G5/06 , G09G5/10 , G09G2320/0242 , G09G2320/0666 , G09G2360/144 , H04N1/60 , H04N1/6077
摘要： A color temperature compensation apparatus includes a compensation table and a controller. The compensation table records a relationship between a plurality of compensation values and each of a plurality of gray-levels, wherein the relationship is established based on a plurality of color temperature compensation curves. The controller is coupled to the compensation table, and generates a plurality of compensation values by referring to the compensation table according to a gray-level of each of a plurality of image data and a reference color temperature. The controller further calculates each of a plurality of compensated image data according to the compensation values, wherein the color temperature compensation curves respectively correspond to a plurality of color temperatures.
摘要翻译：色温补偿装置包括补偿表和控制器。补偿表记录多个补偿值与多个灰度级中的每一个之间的关系，其中，基于多个色温补偿曲线建立该关系。控制器耦合到补偿表，并且通过根据多个图像数据和参考色温中的每一个的灰度级参考补偿表来生成多个补偿值。控制器还根据补偿值来计算多个补偿图像数据中的每一个，其中色温补偿曲线分别对应于多个色温。

2. 发明申请

US20160019849A1 Method and Device for Mapping Input Grayscales into Output Luminance 有权
标题翻译：将输入灰度映射到输出亮度的方法和设备
公开(公告)号：US20160019849A1
公开(公告)日：2016-01-21
申请号：US14332378
申请日：2014-07-15
申请人： NOVATEK Microelectronics Corp.
发明人： Yu-Pin Chang , Kai-I Dai , Jie-Jung Huang , Yu-Hsing Chuang , Shih-Hung Huang
IPC分类号： G09G3/36 , G09G5/10
CPC分类号： G09G3/3607 , G09G3/3696 , G09G5/10 , G09G2310/0272 , G09G2320/0276 , G09G2320/0626 , G09G2320/0646 , G09G2320/0673 , G09G2360/16
摘要： A method for mapping an input grayscale into an output luminance includes selecting a first reference grayscale, a first reference luminance, a second reference grayscale and a second reference luminance according to an input grayscale, generating a middle reference grayscale and a middle luminance, replacing a value of the first or second reference grayscale by a value of the middle reference grayscale, and replacing a value of the first or second reference luminance by a value of the middle luminance according to the middle reference grayscale and the input grayscale, and generating an output luminance by computing a linear transformation equation.
摘要翻译：用于将输入灰度映射到输出亮度的方法包括根据输入灰度级选择第一参考灰阶，第一参考亮度，第二参考灰度和第二参考亮度，生成中间参考灰度和中间亮度，第一或第二参考灰度的值通过中间参考灰度的值，并且根据中间参考灰度和输入灰度将第一或第二参考亮度的值替换为中间亮度的值，并且生成输出通过计算线性变换方程的亮度。

3. 发明申请

US20150009192A1 IMAGE DISPLAY APPARATUS AND IMAGE OPTIMIZATION METHOD THEREOF 有权
标题翻译：图像显示装置及其图像优化方法
公开(公告)号：US20150009192A1
公开(公告)日：2015-01-08
申请号：US14077176
申请日：2013-11-11
申请人： Novatek Microelectronics Corp.
发明人： Chih-Yuan Yang , Yu-Hsing Chuang , Feng-Ting Pai
IPC分类号： G09G3/34
CPC分类号： G09G3/3406 , G09G2360/144 , G09G2360/16
摘要： An image display apparatus and an image optimization method are provided. The image display apparatus includes an image content analyzer, a luminance compensator, and an image optimization processor The image content analyzer receives image data and ambient luminance and generates a backlight luminance adjustment value according to the image data and the ambient luminance. The luminance compensator generates an image data luminance adjustment value according to the backlight luminance adjustment value and generates first image data by adjusting the luminance of the image data according to the image data luminance adjustment value. The image optimization processor generates a saturation adjustment weight according to the image data luminance adjustment value. According to the saturation adjustment weight, the image optimization processor generates output image data by adjusting the luminance of the first image data.
摘要翻译：提供了图像显示装置和图像优化方法。图像显示装置包括图像内容分析器，亮度补偿器和图像优化处理器。图像内容分析器接收图像数据和环境亮度，并根据图像数据和环境亮度生成背光亮度调整值。亮度补偿器根据背光亮度调整值生成图像数据亮度调整值，并且通过根据图像数据亮度调整值调整图像数据的亮度来生成第一图像数据。图像优化处理器根据图像数据亮度调整值生成饱和度调整权重。根据饱和度调整权重，图像优化处理器通过调整第一图像数据的亮度来生成输出图像数据。

4. 发明申请

US20140375696A1 IMAGE DISPLAY APPARATUS AND BACKLIGHT ADJUSTING METHOD THEREOF 审中-公开
标题翻译：图像显示装置及其背光调整方法
公开(公告)号：US20140375696A1
公开(公告)日：2014-12-25
申请号：US14016251
申请日：2013-09-03
申请人： Novatek Microelectronics Corp.
发明人： Yu-Hsing Chuang , Chih-Yuan Yang , Feng-Ting Pai
IPC分类号： G09G5/10
CPC分类号： G09G3/3406 , G09G2320/0646 , G09G2360/144 , G09G2360/16
摘要： An image display apparatus and a backlight adjusting method are provided. The image display apparatus has a backlight module. The image display apparatus includes an ambient light sensor, an image content analyzer and a backlight controller. The ambient light sensor detects a luminance of ambient light. The image content analyzer receives an image data. The backlight controller sets a backlight basic value according to the luminance of ambient light, and sets a backlight adjusting ratio according to the image data and the luminance of ambient light. The backlight controller further sets a luminance of the backlight module according to the backlight basic value and the backlight adjusting ratio.
摘要翻译：提供了一种图像显示装置和背光调节方法。图像显示装置具有背光模块。该图像显示装置包括环境光传感器，图像内容分析器和背光控制器。环境光传感器检测环境光的亮度。图像内容分析器接收图像数据。背光控制器根据环境光的亮度设定背光基准值，根据图像数据和环境光的亮度设定背光调整率。背光控制器还根据背光基本值和背光调整率设定背光模块的亮度。

5. 发明申请

US20160019850A1 Method and Device for Mapping Input Grayscales into Output Luminance 有权
标题翻译：将输入灰度映射到输出亮度的方法和设备
公开(公告)号：US20160019850A1
公开(公告)日：2016-01-21
申请号：US14332392
申请日：2014-07-16
申请人： NOVATEK Microelectronics Corp.
发明人： Yu-Hsing Chuang , Chih-Yuan Yang , Yu-Pin Chang , Feng-Ting Pai
IPC分类号： G09G3/36
CPC分类号： G09G3/3607 , G09G3/3696 , G09G2320/0233 , G09G2320/0276 , G09G2320/0285 , G09G2320/0646 , G09G2320/0673 , G09G2340/16 , G09G2360/16
摘要： A method for mapping an input grayscale into an output luminance includes selecting a reference grayscale and a curvature according to an input grayscale; and generating an output luminance according to the reference grayscale, the curvature, and the input grayscale.
摘要翻译：将输入灰度映射成输出亮度的方法包括根据输入灰度选择参考灰度和曲率; 以及根据参考灰度，曲率和输入灰度产生输出亮度。

6. 发明授权

US09135865B2 Image display apparatus and image optimization method thereof 有权
标题翻译：图像显示装置及其图像优化方法
公开(公告)号：US09135865B2
公开(公告)日：2015-09-15
申请号：US14077176
申请日：2013-11-11
申请人： Novatek Microelectronics Corp.
发明人： Chih-Yuan Yang , Yu-Hsing Chuang , Feng-Ting Pai
IPC分类号： G09G5/10 , G09G3/34
CPC分类号： G09G3/3406 , G09G2360/144 , G09G2360/16
摘要： An image display apparatus and an image optimization method are provided. The image display apparatus includes an image content analyzer, a luminance compensator, and an image optimization processor The image content analyzer receives image data and ambient luminance and generates a backlight luminance adjustment value according to the image data and the ambient luminance. The luminance compensator generates an image data luminance adjustment value according to the backlight luminance adjustment value and generates first image data by adjusting the luminance of the image data according to the image data luminance adjustment value. The image optimization processor generates a saturation adjustment weight according to the image data luminance adjustment value. According to the saturation adjustment weight, the image optimization processor generates output image data by adjusting the luminance of the first image data.
摘要翻译：提供了图像显示装置和图像优化方法。图像显示装置包括图像内容分析器，亮度补偿器和图像优化处理器。图像内容分析器接收图像数据和环境亮度，并根据图像数据和环境亮度生成背光亮度调整值。亮度补偿器根据背光亮度调整值生成图像数据亮度调整值，并且通过根据图像数据亮度调整值调整图像数据的亮度来生成第一图像数据。图像优化处理器根据图像数据亮度调整值生成饱和度调整权重。根据饱和度调整权重，图像优化处理器通过调整第一图像数据的亮度来生成输出图像数据。

7. 发明授权

US09373291B2 Method and device for mapping input grayscales into output luminance 有权
标题翻译：将输入灰度图输出为输出亮度的方法和设备
公开(公告)号：US09373291B2
公开(公告)日：2016-06-21
申请号：US14332392
申请日：2014-07-16
申请人： NOVATEK Microelectronics Corp.
发明人： Yu-Hsing Chuang , Chih-Yuan Yang , Yu-Pin Chang , Feng-Ting Pai
IPC分类号： G09G3/36
CPC分类号： G09G3/3607 , G09G3/3696 , G09G2320/0233 , G09G2320/0276 , G09G2320/0285 , G09G2320/0646 , G09G2320/0673 , G09G2340/16 , G09G2360/16
摘要： A method for mapping an input grayscale into an output luminance includes selecting a reference grayscale and a curvature according to an input grayscale; and generating an output luminance according to the reference grayscale, the curvature, and the input grayscale.
摘要翻译：将输入灰度映射成输出亮度的方法包括根据输入灰度选择参考灰度和曲率; 以及根据参考灰度，曲率和输入灰度产生输出亮度。

8. 发明授权

US09098915B2 Image processing apparatus for regional image enhancement and image processing method using the same 有权
标题翻译：用于区域图像增强的图像处理装置和使用其的图像处理方法
公开(公告)号：US09098915B2
公开(公告)日：2015-08-04
申请号：US14155894
申请日：2014-01-15
申请人： NOVATEK MICROELECTRONICS CORP.
发明人： Yu-Hsing Chuang , Yu-Pin Chang , Chih-Yuan Yang , Feng-Ting Pai
IPC分类号： G06K9/40 , G06T5/00
CPC分类号： G06T5/009 , G06T5/007
摘要： An image processing apparatus for adjusting the luminance of a target pixel of an image is provided. The target pixel includes original pixel data and corresponds to a mask value. The image processing apparatus includes a luminance detection unit, a luminance compensation unit and a mapping unit. The luminance detection unit generates an original luminance value according to the original pixel data. The luminance compensation unit adjusts the original luminance value according to a non-linear function to generate a compensated luminance value. The mapping unit generates adjusted pixel data according to the compensated luminance value. The non-linear function at least includes a first monomial function, which has a base part associated with an inverse value of the original luminance value and an exponent part associated with the mask value.
摘要翻译：提供了一种用于调整图像的目标像素的亮度的图像处理装置。目标像素包括原始像素数据并对应于掩码值。图像处理装置包括亮度检测单元，亮度补偿单元和映射单元。亮度检测单元根据原始像素数据生成原始亮度值。亮度补偿单元根据非线性函数来调整原始亮度值，以生成补偿亮度值。映射单元根据补偿的亮度值生成调整后的像素数据。非线性函数至少包括第一单项式函数，其具有与原始亮度值的逆值相关联的基本部分和与掩模值相关联的指数部分。

9. 发明授权

US09886644B2 Image processing method and device 有权
公开(公告)号：US09886644B2
公开(公告)日：2018-02-06
申请号：US14334647
申请日：2014-07-17
申请人： NOVATEK MICROELECTRONICS CORP.
发明人： Yu-Hsing Chuang
IPC分类号： G06K9/46 , G09G3/34
CPC分类号： G06K9/46 , G06K9/2027 , G06K9/3233 , G06K9/4642 , G06K9/52 , G06K2009/4666 , G09G3/3426 , G09G2320/0646 , G09G2320/066 , G09G2330/021 , G09G2360/16
摘要： An image processing method includes: dividing a frame into a plurality of image regions; analyzing contents of the image regions to obtain respective first regional characteristic values of the image regions; obtaining a global characteristic value according to the first regional characteristic values of the image regions; and controlling at least one of a backlight and a panel according to the first regional characteristic values and/or the global characteristic value.

10. 发明授权

US09349346B2 Display apparatus and method and color temperature compensation apparatus thereof 有权
标题翻译：显示装置及方法及色温补偿装置
公开(公告)号：US09349346B2
公开(公告)日：2016-05-24
申请号：US14287060
申请日：2014-05-26
申请人： Novatek Microelectronics Corp.
发明人： Chih-Yuan Yang , Yu-Hsing Chuang , Feng-Ting Pai
IPC分类号： G09G5/06 , G09G5/10 , G06T7/40 , H04N5/57 , H04N1/60
CPC分类号： G09G5/06 , G09G5/10 , G09G2320/0242 , G09G2320/0666 , G09G2360/144 , H04N1/60 , H04N1/6077
摘要： A color temperature compensation apparatus includes a compensation table and a controller. The compensation table records a relationship between a plurality of compensation values and each of a plurality of gray-levels, wherein the relationship is established based on a plurality of color temperature compensation curves. The controller is coupled to the compensation table, and generates a plurality of compensation values by referring to the compensation table according to a gray-level of each of a plurality of image data and a reference color temperature. The controller further calculates each of a plurality of compensated image data according to the compensation values, wherein the color temperature compensation curves respectively correspond to a plurality of color temperatures.
摘要翻译：色温补偿装置包括补偿表和控制器。补偿表记录多个补偿值与多个灰度级中的每一个之间的关系，其中，基于多个色温补偿曲线建立该关系。控制器耦合到补偿表，并且通过根据多个图像数据和参考色温中的每一个的灰度级参考补偿表来生成多个补偿值。控制器还根据补偿值来计算多个补偿图像数据中的每一个，其中色温补偿曲线分别对应于多个色温。

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