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    • 5. 发明申请
    • METHOD AND SYSTEM FOR DISPLAY CHARACTERIZATION AND CONTENT CALIBRATION
    • 用于显示表征和内容校准的方法和系统
    • US20100201667A1
    • 2010-08-12
    • US12452131
    • 2007-06-18
    • Bongsun LeeIngo Tobias Doser
    • Bongsun LeeIngo Tobias Doser
    • G09G5/00
    • H04N17/02H04N17/04
    • A method and system for characterization of a display for facilitating the calibration of the display values of input content in response to dynamic behavior caused by changes in average power (picture) level of the input content include determining a level of average power (APL) in the input content and applying a transform to the input content to determine display values for the input content based on the determined APL of the input content. The transform, in one embodiment of the invention is based on a display characterization which includes a measurement of at least one APL on the display. In one embodiment of the present invention, the transform is a four dimensional look-up table that maps input content color values to respective human visual system values for different average power levels.
    • 一种用于表征显示器的方法和系统,用于响应于由输入内容的平均功率(图像)水平的变化引起的动态行为,便于校准输入内容的显示值,包括确定平均功率(APL)的水平 所述输入内容并且对所述输入内容应用变换以基于所确定的所述输入内容的APL来确定所述输入内容的显示值。 在本发明的一个实施例中,变换是基于显示表征,其包括对显示器上的至少一个APL的测量。 在本发明的一个实施例中,变换是四维查找表,其将输入内容颜色值映射到针对不同平均功率电平的各个人类视觉系统值。
    • 8. 发明授权
    • Methods and systems for displays with chromatic correction having differing chromatic ranges
    • 具有不同色彩范围的色彩校正的显示器的方法和系统
    • US09432554B2
    • 2016-08-30
    • US12450621
    • 2007-12-14
    • Ingo Tobias DoserJurgen StauderBongsun Lee
    • Ingo Tobias DoserJurgen StauderBongsun Lee
    • G09G5/00G09G5/10G03F3/08G06K9/00G06K9/40H04N5/202H04N5/44H04N7/00H04N1/60G09G5/02
    • H04N1/6058G09G5/02
    • There are provided methods and systems for color correcting displays with different color gamuts. A method includes performing an initial color correction on source picture content using a reference type display having a reference color gamut to obtain mastered color corrected picture content for display on reference type displays having the reference color gamut. The method further includes determining a first set of metadata defining a color gamut mapping specification for a color gamut mapping from a non-reference type display having a non-reference color gamut to the reference type display. The method also includes performing a subsequent color correction using the non-reference type display and the mastered color corrected picture content to create a second set of metadata directed to non-reference type displays having the non-reference color gamut. The method additionally includes generating a final set of metadata from the first set of metadata and the second set of metadata, for a subsequent color transform that color transforms the mastered color corrected picture content for display on non-reference type displays for consumer consumption. The source picture content is mastered for consumer consumption only for the reference type displays having the reference color gamut.
    • 提供了具有不同色域的色彩校正显示器的方法和系统。 一种方法包括使用具有参考色域的参考类型显示来对源图像内容执行初始颜色校正,以获得用于在具有参考色域的参考类型显示器上显示的所获得的彩色校正图像内容。 该方法还包括确定定义用于从具有非参考色域的非参考类型显示器到参考类型显示器的色域映射的色域映射规范的第一组元数据。 该方法还包括使用非参考类型显示和已掌握的颜色校正图像内容执行后续颜色校正,以创建指向具有非参考色域的非参考类型显示的第二组元数据。 该方法另外包括从第一组元数据和第二组元数据生成最终的一组元数据,用于随后的颜色变换,颜色转换所掌握的颜色校正图像内容以便在非参考类型显示器上显示以供消费者使用。 源图像内容仅用于具有参考色域的参考类型显示器才被消费者消费。