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    • 24. 发明授权
    • Multi-primary conversion
    • 多次转换
    • US08237751B2
    • 2012-08-07
    • US12667067
    • 2008-06-30
    • Oleg Belik
    • Oleg Belik
    • G09G5/10
    • H04N9/64G09G5/026G09G2300/0443G09G2300/0452G09G2340/0457G09G2340/06G09G2340/10
    • A method converts an input pixel (IPi) defined by three values (ri, gi, bi) of input primaries (RI, GI, BI) into N drive values (DSi) for driving N sub-pixels (SPi) of a pixel (PIi) of a display device (DD). The N drive values (DSi) have a valid range (VR) wherein their values occur. The N sub-pixels (SPi) emit light defined by N display primaries (DPi) of which at least four are independent. M resulting display primaries (RDi) are used (10) wherein a group of ones of the N display primaries (DPi) which are combined into a combined display primary (CDi) are replaced by the combined display primary (CDi). A first multi-primary conversion (MPC1) is performed (11) on the input pixel (IPi) to obtain resulting drive values (DRi) for the M resulting display primaries (RDi). It is checked (12) whether the M resulting drive values (DRi) have values in the valid range (VR). If the resulting drive value (DRi) of at least one of the M resulting display primaries (RDi) has a value outside the valid range (VR) the method allocates (12) a fixed value (FVi) to the resulting drive value (DRi) outside the valid range (VR), and selects (13) K out of the N display primaries (DPi). The selection includes the ones of the N display primaries (DPi) which were combined into a combined display primary (CDi) but not the display primaries (DPi) associated with the resulting drive value (DRi) outside the valid range (VR). The integer K is larger than 3. Finally the method performs (14) a second multi-primary conversion under a constraint (CO2) for the ones of the N display primaries (DPi) being combined into a combined display primary (CDi) in the first multi-primary conversion (MPC1).
    • 一种方法将由输入基色(RI,GI,BI)的三个值(ri,gi,bi)定义的输入像素(IPi)转换为用于驱动像素的N个子像素(SPi)的N个驱动值(DSi) PIi)显示设备(DD)。 N个驱动值(DSi)具有其值出现的有效范围(VR)。 N个子像素(SPi)发射由N个显示原色(DPi)定义的光,其中至少四个是独立的。 使用M个结果显示原色(RDi)(10),其中组合到组合显示器主体(CDi)中的N个显示原色(DPi)中的一组被组合的显示器主(CDi)代替。 在输入像素(IPi)上执行第一多原点转换(MPC1)(11),以获得用于M个结果的显示原色(RDi)的得到的驱动值(DRi)。 检查(12)M个导出驱动值(DRi)是否具有有效范围(VR)中的值。 如果由M个结果的显示原色(RDi)中的至少一个产生的驱动值(DRi)具有超出有效范围(VR)的值,则该方法将(12)固定值(FVi)分配给所得到的驱动值 )在有效范围(VR)之外,并且从N个显示基色(DPi)中选择(13)K。 该选择包括被组合成组合的显示原始(CDi)的N个显示原色(DPi),而不是与有效范围(VR)之外的所得到的驱动值(DRi)相关联的显示原色(DPi)。 最后,该方法执行(14)在N个显示原色(DPi)中的N个显示原色(DPi)中的一个被组合为组合显示原色(CDi)的约束(CO 2)下的第二多原色转换 第一次多主转换(MPC1)。
    • 25. 发明申请
    • DYNAMIC GAMUT CONTROL
    • 动态游戏控制
    • US20120194578A1
    • 2012-08-02
    • US13501113
    • 2010-10-08
    • Dmitry Nikolaevich ZnamenskiyOleg BelikKarel Gerhardus Hinnen
    • Dmitry Nikolaevich ZnamenskiyOleg BelikKarel Gerhardus Hinnen
    • G09G5/02
    • G09G3/3413G09G2300/0452G09G2320/062G09G2320/0646G09G2320/0666G09G2340/06
    • A method of dynamic gamut control is provided for a display having a multi-spectral (typically multi-color) backlight, and sub-pixels corresponding to the different backlight spectra and at least one common sub-pixel. The display may for example be an RGBW display having an RGB backlight. The method comprises iteratively calculating the minimum required backlight intensities that will allow all (selected) color points of an image to be represented by the display. The determination for a light source of the backlight is based on determinations of intensities determined for other light sources in a previous iteration. In some embodiments, the approach allows for a clipping of a number of the color points. The invention may reduce power consumption while maintaining a high image quality and can be implemented computationally very efficiently.
    • 提供了一种用于具有多光谱(通常为多色)背光的显示器和对应于不同背光光谱的子像素和至少一个公共子像素的显示器的动态色域控制的方法。 显示器可以例如是具有RGB背光的RGBW显示器。 该方法包括迭代地计算将允许由显示器表示图像的所有(选定)色点的最小所需背光强度。 背光源的光源的确定是基于在之前的迭代中为其他光源确定的强度的确定。 在一些实施例中,该方法允许削减多个色点。 本发明可以在保持高图像质量的同时降低功耗并且可以非常有效地在计算上实现。
    • 27. 发明申请
    • SEGMENTED SPOTLIGHT HAVING NARROW BEAM SIZE AND HIGH LUMEN OUTPUT
    • 具有窄光束尺寸和高亮度输出的SEGMENTED SPOTLIGHT
    • US20130176727A1
    • 2013-07-11
    • US13823446
    • 2011-09-16
    • Lieven Raf Roger DesmetOleg Belik
    • Lieven Raf Roger DesmetOleg Belik
    • F21V7/00F21V13/02
    • F21V7/0033F21K9/61F21K9/64F21V7/00F21V13/02F21Y2113/10F21Y2115/10G02B6/0053G02B6/0073G02B6/0078H01L33/58
    • The invention relates to an optical module comprising two or more segments positioned around an axis of symmetry of the module. Each segment includes a light collimating structure for providing a predefined light distribution of light exiting the module and a light source assembled in a cavity within the light collimating structure. The center of the cavity coincides with the optical axis of the light collimating structure and is at a distance (d) from the axis of symmetry of the module. Including two or more segments where each segment comprises its own light source allows obtaining higher lumen output compared to prior art luminaires having only one light source while arranging the segments so that the center of each cavity coincides with the optical axis of the collimating structure of the segment allows preserving narrow beamwidth collimation of the light exiting the module.
    • 本发明涉及一种光学模块,其包括围绕该模块的对称轴定位的两个或多个分段。 每个段包括光准直结构,用于提供离开模块的光的预定义光分布,以及组装在光准直结构内的空腔中的光源。 空腔的中心与光准直结构的光轴重合,并且距模块对称轴的距离(d)。 包括两个或更多个段,其中每个段包括其自身的光源,与仅具有一个光源的现有技术的灯具相比,可以获得更高的流明输出,同时排列这些段,使得每个腔的中心与准直结构的光轴重合 段允许保留离开模块的光的窄波束宽度准直。
    • 28. 发明申请
    • MULTI-PRIMARY CONVERSION
    • 多主转换
    • US20100207965A1
    • 2010-08-19
    • US12667067
    • 2008-06-30
    • Oleg Belik
    • Oleg Belik
    • G09G5/10
    • H04N9/64G09G5/026G09G2300/0443G09G2300/0452G09G2340/0457G09G2340/06G09G2340/10
    • A method converts an input pixel (IPi) defined by three values (ri, gi, bi) of input primaries (RI, GI, BI) into N drive values (DSi) for driving N sub-pixels (SPi) of a pixel (PIi) of a display device (DD). The N drive values (DSi) have a valid range (VR) wherein their values occur. The N sub-pixels (SPi) emit light defined by N display primaries (DPi) of which at least four are independent. M resulting display primaries (RDi) are used (10) wherein a group of ones of the N display primaries (DPi) which are combined into a combined display primary (CDi) are replaced by the combined display primary (CDi). A first multi-primary conversion (MPC1) is performed (11) on the input pixel (IPi) to obtain resulting drive values (DRi) for the M resulting display primaries (RDi). It is checked (12) whether the M resulting drive values (DRi) have values in the valid range (VR). If the resulting drive value (DRi) of at least one of the M resulting display primaries (RDi) has a value outside the valid range (VR) the method allocates (12) a fixed value (FVi) to the resulting drive value (DRi) outside the valid range (VR), and selects (13) K out of the N display primaries (DPi). The selection includes the ones of the N display primaries (DPi) which were combined into a combined display primary (CDi) but not the display primaries (DPi) associated with the resulting drive value (DRi) outside the valid range (VR). The integer K is larger than 3. Finally the method performs (14) a second multi-primary conversion under a constraint (CO2) for the ones of the N display primaries (DPi) being combined into a combined display primary (CDi) in the first multi-primary conversion (MPC1).
    • 一种方法将由输入基色(RI,GI,BI)的三个值(ri,gi,bi)定义的输入像素(IPi)转换为用于驱动像素的N个子像素(SPi)的N个驱动值(DSi) PIi)显示设备(DD)。 N个驱动值(DSi)具有其值出现的有效范围(VR)。 N个子像素(SPi)发射由N个显示原色(DPi)定义的光,其中至少四个是独立的。 使用M个结果显示原色(RDi)(10),其中组合到组合显示器主体(CDi)中的N个显示原色(DPi)中的一组被组合的显示器主(CDi)代替。 在输入像素(IPi)上执行第一多原点转换(MPC1)(11),以获得用于M个结果的显示原色(RDi)的得到的驱动值(DRi)。 检查(12)M个导出驱动值(DRi)是否具有有效范围(VR)中的值。 如果由M个结果的显示原色(RDi)中的至少一个产生的驱动值(DRi)具有超出有效范围(VR)的值,则该方法将(12)固定值(FVi)分配给所得到的驱动值 )在有效范围(VR)之外,并且从N个显示基色(DPi)中选择(13)K。 该选择包括被组合成组合的显示原始(CDi)的N个显示原色(DPi),而不是与有效范围(VR)之外的所得到的驱动值(DRi)相关联的显示原色(DPi)。 最后,该方法执行(14)在N个显示原色(DPi)中的N个显示原色(DPi)中的一个被组合为组合显示原色(CDi)的约束(CO 2)下的第二多原色转换 第一次多主转换(MPC1)。