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    • 2. 发明申请
    • Method and device for processing a video signal aimed at compensating for the defects of display devices
    • 用于处理旨在补偿显示装置的缺陷的视频信号的方法和装置
    • US20070052863A1
    • 2007-03-08
    • US11223728
    • 2005-09-08
    • Laurent BlondeDidier DoyenJonathan Kervec
    • Laurent BlondeDidier DoyenJonathan Kervec
    • H04N5/202
    • H04N5/202
    • The invention relates to a method and device for processing video images aimed at compensating for the defects of display devices. According to the invention, the method is characterized in that it comprises the following steps: correction of a video signal by a specific gamma law associated with a first component from among said horizontal and vertical components of said video signal, first video processing acting on said first component of the corrected video signal, application, to the video signal processed, of an intermediate law effecting the transfer from a space which is linear with respect to the first component to a space which is linear with respect to the other of said components, called the second component, second video processing acting on the second component of the video signal emanating from the previous step, and correction of the video signal processed by a specific inverse gamma law associated with the second component.
    • 本发明涉及一种用于处理旨在补偿显示设备缺陷的视频图像的方法和装置。 根据本发明,该方法的特征在于包括以下步骤:通过与所述视频信号的所述水平和垂直分量之间的与第一分量相关联的特定伽马定律对视频信号进行校正,所述第一视频处理作用于所述视频信号 修正后的视频信号的第一分量,应用于影响从相对于第一分量线性的空间到相对于另一个分量线性的空间的转移的中间定律的处理的视频信号, 称为第二分量,作用于从前一步骤发出的视频信号的第二分量的第二视频处理以及由与第二分量相关联的特定反伽马定律处理的视频信号的校正。
    • 4. 发明授权
    • Method and device for processing a video signal aimed at compensating for the defects of display devices
    • 用于处理旨在补偿显示装置的缺陷的视频信号的方法和装置
    • US07511770B2
    • 2009-03-31
    • US11223728
    • 2005-09-08
    • Laurent BlondeDidier DoyenJonathan Kervec
    • Laurent BlondeDidier DoyenJonathan Kervec
    • H04N5/202
    • H04N5/202
    • The invention relates to a method and device for processing video images aimed at compensating for the defects of display devices. According to the invention, the method is characterized in that it comprises the following steps: correction of a video signal by a specific gamma law associated with a first component from among said horizontal and vertical components of said video signal, first video processing acting on said first component of the corrected video signal, application, to the video signal processed, of an intermediate law effecting the transfer from a space which is linear with respect to the first component to a space which is linear with respect to the other of said components, called the second component, second video processing acting on the second component of the video signal emanating from the previous step, and correction of the video signal processed by a specific inverse gamma law associated with the second component.
    • 本发明涉及一种用于处理旨在补偿显示设备缺陷的视频图像的方法和装置。 根据本发明,该方法的特征在于包括以下步骤:通过与所述视频信号的所述水平和垂直分量之间的与第一分量相关联的特定伽马定律对视频信号进行校正,所述第一视频处理作用于所述视频信号 修正后的视频信号的第一分量,应用于影响从相对于第一分量线性的空间到相对于另一个分量线性的空间的转移的中间定律的处理的视频信号, 称为第二分量,作用于从前一步骤发出的视频信号的第二分量的第二视频处理以及由与第二分量相关联的特定反伽马定律处理的视频信号的校正。
    • 5. 发明申请
    • Image display device and method
    • 图像显示装置及方法
    • US20070013770A1
    • 2007-01-18
    • US11449317
    • 2006-06-08
    • Jonathan KervecLaurent BlondeDidier Doyen
    • Jonathan KervecLaurent BlondeDidier Doyen
    • H04N13/04
    • H04N5/913H04N9/31H04N2005/91392
    • The present invention relates to a device and a method for displaying images. To combat the copying of images by a camcorder in a cinema auditorium, modulating the luminance of the pixels of a pattern around the value to be displayed to a high frequency which makes the pattern invisible to the human eye but which generates artefacts on the sequence filmed by the camcorder is known. According to the invention, it is proposed to temporally modulate the pattern only in the fixed areas (background or indoor scenes) or, where appropriate, the areas with weak movements. Thus, rather than degrading the image in the areas with movement by applying to them the temporal modulation processing, a decision is taken not to temporally modulate the pattern in these critical areas.
    • 本发明涉及一种用于显示图像的装置和方法。 为了对抗摄像机在电影放映厅中复制图像,将要显示的值周围的图案的像素的亮度调制到高频,使得图案对人眼不可见,但是在拍摄的顺序上产生伪影 由摄像机知道。 根据本发明,提出仅在固定区域(背景或室内场景)或适当的情况下对运动较弱的区域进行时间调制模式。 因此,不是通过向他们施加时间调制处理来降低具有移动的区域中的图像,而是决定不在时间上调制这些关键区域中的图案。
    • 7. 发明申请
    • Illumination system for displaying images without colour break
    • 用于显示图像的照明系统,无色差
    • US20060098169A1
    • 2006-05-11
    • US10532179
    • 2003-10-13
    • Laurent BlondeDidier DoyenKhaled Sarayeddine
    • Laurent BlondeDidier DoyenKhaled Sarayeddine
    • G03B21/14
    • G02F1/133621H04N9/3117H04N9/315
    • The invention concerns an image display system comprising: a light source emitting an illuminating laser beam, a spatial light modulator controlled by control video signals corresponding to a succession of image frames; a matrix filter consisting of an array of different elementary color filters, illuminated by said illuminating beam and transmitting a spatially color-filtered beam to the spatial light modulator, an image of said filter being produced on an input surface of the spatial light modulator; means for displacing the filter image on the input of the spatial light modulator; and a control device for controlling at least one sequence of displacements of the filter image upon each image frame display.
    • 本发明涉及一种图像显示系统,包括:发射照明激光束的光源,通过控制对应于一系列图像帧的视频信号控制的空间光调制器; 由所述照明光束照射的不同的基本滤色器的阵列组成的矩阵滤波器,并将空间色彩滤波的光束传输到所述空间光调制器,所述滤光器的图像在所述空间光调制器的输入表面上产生; 用于移动所述空间光调制器的输入上的滤波器图像的装置; 以及用于在每个图像帧显示器上控制所述滤波器图像的至少一个位移序列的控制装置。
    • 8. 发明授权
    • Method and apparatus for color transformation by addressing a look-up table
    • 通过寻址表来进行颜色转换的方法和装置
    • US09172849B2
    • 2015-10-27
    • US11447432
    • 2006-06-06
    • Laurent BlondeDidier DoyenJürgen Stauder
    • Laurent BlondeDidier DoyenJürgen Stauder
    • G06F15/00H04N1/60
    • H04N1/6052
    • A method for image processing of digital image pixels. Pixels are preferably filtered spatially and dithered, and the value for at least one color component is bit reduced. The space freed by the bit reduction is used to allocate a look-up table selection bit that indicates which look-up table (LUT), from a plurality of small LUTs partitioned from a bigger LUT, should be used for the color transform. The transformed pixels are then selected according to the used LUT, format converted and output. The invention, which also covers an apparatus and a pre-processing module, enables an apparatus with a LUT to be used both as a single full-rate LUT apparatus and as a lower-rate n smaller LUT apparatus.
    • 一种用于数字图像像素的图像处理的方法。 像素优选在空间上进行滤波和抖动,并且对于至少一种颜色分量的值进行比特降低。 通过比特缩减释放的空间用于分配查询表选择位,该查询表选择位指示来自应用于较大LUT的多个小LUT的哪个查找表(LUT)应该用于颜色变换。 然后根据所使用的LUT选择转换的像素,转换和输出格式。 本发明也涵盖了一种装置和预处理模块,使得具有LUT的装置既可以用作单个全速率LUT装置,也可以用作较低速率的n个更小的LUT装置。
    • 9. 发明授权
    • Illumination system for displaying images without color break
    • 用于显示图像的照明系统,无色差
    • US07461940B2
    • 2008-12-09
    • US10532179
    • 2003-10-13
    • Laurent BlondeDidier DoyenKhaled Sarayeddine
    • Laurent BlondeDidier DoyenKhaled Sarayeddine
    • G03B21/14
    • G02F1/133621H04N9/3117H04N9/315
    • The invention concerns an image display system comprising: a light source emitting an illuminating laser beam, a spatial light modulator controlled by control video signals corresponding to a succession of image frames; a matrix filter consisting of an array of different elementary color filters, illuminated by said illuminating beam and transmitting a spatially color-filtered beam to the spatial light modulator, an image of said filter being produced on an input surface of the spatial light modulator; means for displacing the filter image on the input of the spatial light modulator; and a control device for controlling at least one sequence of displacements of the filter image upon each image frame display.
    • 本发明涉及一种图像显示系统,包括:发射照明激光束的光源,通过控制对应于一系列图像帧的视频信号控制的空间光调制器; 由所述照明光束照射的不同的基本滤色器的阵列组成的矩阵滤波器,并将空间色彩滤波的光束传输到所述空间光调制器,所述滤光器的图像在所述空间光调制器的输入表面上产生; 用于移动所述空间光调制器的输入上的滤波器图像的装置; 以及用于在每个图像帧显示器上控制所述滤波器图像的至少一个位移序列的控制装置。
    • 10. 发明申请
    • Vertical scanning television
    • 垂直扫描电视
    • US20060221247A1
    • 2006-10-05
    • US11389944
    • 2006-03-27
    • Didier DoyenLaurent BlondeLuis Montalvo
    • Didier DoyenLaurent BlondeLuis Montalvo
    • H04N9/74
    • G09G5/395H04N5/2628
    • The present invention relates to a television comprising means for receiving line by line a video input image, a circuit for processing said video input image able to apply at least one horizontal video processing and one vertical video processing to pixels of the video input image and means of vertical scanning for displaying the video image coming from the processing circuit column of pixels by column of pixels. The invention aims to reduce the number of memory of lines that are necessary for performing the vertical video processings. According to the invention, the vertical video processings are performed after an image rotation so as to perform them as horizontal video processings, that is to say without having to use line memories. Application to cathode-ray televisions.
    • 电视机技术领域本发明涉及一种电视机,其特征在于,包括用于逐行地接收视频输入图像的装置,用于处理能够对视频输入图像的像素施加至少一个水平视频处理和一个垂直视频处理的所述视频输入图像的电路, 的垂直扫描,用于以像素为单位显示来自处理电路列的像素的视频图像。 本发明旨在减少执行垂直视频处理所需的行的存储器数量。 根据本发明,在图像旋转之后执行垂直视频处理,以便执行它们作为水平视频处理,也就是说不必使用行存储器。 适用于阴极射线电视。