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    • 1. 发明申请
    • METHOD FOR DRIVING PLASMA DISPLAY PANEL AND PLASMA DISPLAY DEVICE
    • 用于驱动等离子体显示面板和等离子体显示装置的方法
    • US20100225671A1
    • 2010-09-09
    • US12376433
    • 2008-01-21
    • Hiroyasu MakinoToshikazu WakabayashiSeiji Minami
    • Hiroyasu MakinoToshikazu WakabayashiSeiji Minami
    • G09G5/10G09G3/28
    • G09G3/294G09G3/2927G09G3/2965G09G2310/066
    • The present invention aims to improve a low gradation expression ability by reducing the brightness of the 1st gradation level to about 1.05 cd/m2 of the intermediate brightness between the 0th gradation level and the 2nd gradation level at the time of driving a PDP. During a sustain erase period (P13) of a subfield (SF1) with the smallest brightness weight among a plurality of subfields (SF), a positive voltage (Vbk) that is smaller than a voltage (Vsus) applied during a sustain period (P23) of other SFs is applied to scan electrodes. Also, during the sustain erase period (P13) of SF1, a positive voltage (Vda) is applied to address electrodes or a positive voltage (Vda) is applied to the address electrodes during at least one period of a voltage rising period (T11) of an all-cell reset period (P11).
    • 本发明旨在通过在驱动PDP时将第一灰度级的亮度降低到第零灰度级和第二灰度级之间的中间亮度的约1.05cd / m 2来提高低灰度表现能力。 在多个子场(SF)中具有最小亮度权重的子场(SF1)的维持擦除期间(P13)中,比在维持期间施加的电压(Vsus)小的正电压(Vbk)(P23 )的其他SF被应用于扫描电极。 此外,在SF1的维持擦除期间(P13)中,在寻址电极施加正电压(Vda),在电压上升期间(T11)的至少一个周期内,向寻址电极施加正电压(Vda) 的全复位周期(P11)。
    • 2. 发明申请
    • IMAGE DISPLAY APPARATUS, COLOR SIGNAL CORRECTION APPARATUS, AND COLOR SIGNAL CORRECTION METHOD
    • 图像显示装置,彩色信号校正装置和彩色信号校正方法
    • US20100271409A1
    • 2010-10-28
    • US12809230
    • 2009-10-20
    • Hiroyasu MakinoKatsumi AdachiSeiji MinamiHideki Nakata
    • Hiroyasu MakinoKatsumi AdachiSeiji MinamiHideki Nakata
    • G09G5/10
    • G09G3/291G09G2320/0209G09G2320/0242G09G2320/0266G09G2320/0666
    • Upon displaying an image using the subfield driving method, a luminance discrepancy or a chromaticity discrepancy is reduced while effects of horizontal crosstalk are reduced.An image display apparatus (50) that displays an image using the subfield driving method includes: an SF conversion unit (52) which (i) obtains a lighting pattern associated with a luminance indicated by an input color signal of each of red, green, and blue colors, with reference to an SF conversion table in which a lighting pattern indicating which subfield requires lighting among subfields is stored in association with a luminance indicated by a color signal of each of the colors, and (ii) generates for each of the colors, a lighting signal according to the obtained lighting pattern; and a PDP module (53) which displays the image by causing luminescent materials to produce luminescence according to the lighting signal, wherein the number of variations of the lighting pattern stored in at least one of the SF conversion table for blue and the SF conversion table for red is larger than the number of variations of the lighting pattern stored in the SF conversion table for green.
    • 在使用子场驱动方法显示图像时,在降低水平串扰的效果的同时降低亮度差异或色度差异。 使用子场驱动方法显示图像的图像显示装置(50)包括:SF转换单元(52),其(i)获得与由红色,绿色,蓝色的每一个的输入颜色信号所指示的亮度相关联的点亮图案, 和蓝色,参考SF转换表,其中指示哪个子场需要在子场之间照明的照明模式与由每种颜色的颜色信号指示的亮度相关联地存储,并且(ii)产生每个 颜色,根据获得的照明图案的点亮信号; 和PDP模块(53),其通过使发光材料根据照明信号产生发光来显示图像,其中存储在蓝色SF转换表和SF转换表中的至少一个中的点亮图案的变化数量 对于红色,大于存储在用于绿色的SF转换表中的照明模式的变化的数量。