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公开(公告)号:US20050068268A1
公开(公告)日:2005-03-31
申请号:US10952473
申请日:2004-09-29
申请人: Byung Song , Chang Hyeon , Hwan Kim , Geun Lim
发明人: Byung Song , Chang Hyeon , Hwan Kim , Geun Lim
IPC分类号: H04N5/66 , G09F9/313 , G09G3/20 , G09G3/28 , G09G3/288 , G09G3/296 , G09G3/298 , G09G5/10 , G09G5/393 , H01J17/49
CPC分类号: G09G5/393 , G09G3/2022 , G09G3/2092 , G09G3/298 , G09G2310/04 , G09G2320/0247 , G09G2320/0261 , G09G2320/0266 , G09G2320/103 , G09G2360/12
摘要: The present invention relates to a plasma display panel, and more particularly, to a method and apparatus for driving a plasma display panel. According to a first embodiment of the present invention, there is provided a method for driving a PDP including the steps of dividing two frame data items into three frame data items; and providing the divided frame data items to the PDP. According to a first embodiment of the present invention, there is provided a method for driving a PDP including the steps of dividing two frame data items into three frame data items; and providing the divided frame data items to the PDP. The method and apparatus for driving a PDP according to the present invention can reduce large area flicker and dynamic false contour noise in a high-resolution PDP.
摘要翻译: 等离子体显示面板技术领域本发明涉及等离子体显示面板,更具体地,涉及用于驱动等离子体显示面板的方法和装置。 根据本发明的第一实施例,提供了一种用于驱动PDP的方法,包括以下步骤:将两帧数据项划分为三帧数据项; 以及将划分的帧数据项提供给PDP。 根据本发明的第一实施例,提供了一种用于驱动PDP的方法,包括以下步骤:将两帧数据项划分为三帧数据项; 以及将划分的帧数据项提供给PDP。 根据本发明的用于驱动PDP的方法和装置可以降低高分辨率PDP中的大面积闪烁和动态假轮廓噪声。
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公开(公告)号:US20050231446A1
公开(公告)日:2005-10-20
申请号:US11104587
申请日:2005-04-13
申请人: Joo Lee , Seung Baek , Name Kim , Geun Lim , Chang Hyeon
发明人: Joo Lee , Seung Baek , Name Kim , Geun Lim , Chang Hyeon
CPC分类号: G09G3/2059 , G09G3/2022 , G09G3/2051 , G09G3/2062 , G09G3/2077 , G09G3/288 , G09G2320/0266 , G09G2320/0271 , G09G2320/0673
摘要: The present invention relates to a plasma display apparatus and image processing method thereof, by which low-gray-scale expression power can be enhanced and by which halftone noise occurring in video signal implementation can be reduced. According to an embodiment of the present invention, a plasma display apparatus includes an inverse gamma correction unit performing inverse gamma correction on data of a video signal inputted from outside and a halftone unit diffusing an error component resulting from multiplying a decimal value of a gray scale value of the inverse-gamma-corrected data by each error diffusion coefficient allocated according to the gray scale value into a neighbor cell.
摘要翻译: 等离子体显示装置及其图像处理方法技术领域本发明涉及一种等离子体显示装置及其图像处理方法,通过该方法可以提高低灰度表达能力,并且可以减少在视频信号实现中出现的半色调噪声。 根据本发明的实施例,等离子体显示装置包括反伽马校正单元,对从外部输入的视频信号的数据执行反伽马校正,以及半色调单元扩散由灰度级的十进制值乘以的误差分量 通过根据灰度级值分配到相邻单元中的每个误差扩散系数的反伽马校正数据的值。
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公开(公告)号:US20050052360A1
公开(公告)日:2005-03-10
申请号:US10932144
申请日:2004-09-02
申请人: Byung Song , Chang Hyeon
发明人: Byung Song , Chang Hyeon
CPC分类号: G09G3/2803 , G09G3/2029 , G09G3/204 , G09G2320/0247 , G09G2320/0261 , G09G2320/0266 , G09G2320/0285
摘要: Disclosed is a method for driving a plasma display panel that can prevent flicker and double false contour in a 50 Hz driving. The method includes: providing a plurality of 50 Hz frames which are inputted using subfield weights for constructing a 60 Hz frame; and rearranging the plurality of 50 Hz frames into a plurality of 60 Hz frames.
摘要翻译: 公开了一种用于驱动等离子体显示面板的方法,其可以防止在50Hz驱动中的闪烁和双重假轮廓。 该方法包括:提供使用子场权重输入的多个50Hz帧,用于构建60Hz帧; 并将多个50Hz帧重排为多个60Hz帧。
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公开(公告)号:US20060050017A1
公开(公告)日:2006-03-09
申请号:US11220564
申请日:2005-09-08
申请人: Seong Moon , Chang Hyeon , Seung Baek
发明人: Seong Moon , Chang Hyeon , Seung Baek
IPC分类号: G09G3/10
CPC分类号: G09G3/2803 , G09G3/2048 , G09G3/2059 , G09G2360/16
摘要: Provided are a plasma display apparatus which performs error diffusion and an image processing method of a plasma display apparatus. The plasma display apparatus comprises an APL calculation block for calculating an APL upon receipt of an image signal, a displacement noise calculation block for calculating the intensity of overall displacement noise corresponding to the amount of displacement of an image of the image signal according to a displacement noise calculation value including the APL, a displacement noise supply block for supplying a displacement noise signal to the image signal according to the intensity of the overall displacement noise, a halftone block for performing halftoning for the image signal to which the displacement noise signal is applied and a plasma display panel for displaying an image corresponding to the signal output from the halftone block. Picture quality can be improved because noise caused by error diffusion can be reduced.
摘要翻译: 提供了进行等离子体显示装置的误差扩散的等离子体显示装置和图像处理方法。 等离子显示装置包括:APL计算块,用于在接收到图像信号时计算APL;位移噪声计算块,用于根据位移计算与图像信号的图像的位移量相对应的总位移噪声的强度; 包括APL的噪声计算值,用于根据整体位移噪声的强度向位置噪声信号提供位移噪声信号的位移噪声供给块,用于对施加了位移噪声信号的图像信号执行半色调的半色调块 以及等离子体显示面板,用于显示与从半色调块输出的信号对应的图像。 可以改善图像质量,因为可以减少由误差扩散引起的噪声。
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