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    • 1. 发明申请
    • Method and apparatus of driving a plasma display panel
    • 驱动等离子体显示面板的方法和装置
    • US20050128167A1
    • 2005-06-16
    • US10968037
    • 2004-10-20
    • Sang YoonSeong Kang
    • Sang YoonSeong Kang
    • G09G3/20G09G3/28G09G3/288G09G3/291G09G3/293G09G3/294G09G3/296G09G3/298
    • G09G3/2022G09G3/2803G09G3/2932G09G3/2935G09G2320/0261G09G2320/0266G09G2320/0626
    • The present invention relates to a plasma display panel, and more particularly, to a method and an apparatus for driving a plasma display panel. According to one aspect of the present invention, there is provided a method of driving a plasma display panel, including the steps of selecting an operating mode based on the degree in which a data moves, and controlling differently at least one of an arrangement of sub-fields disposed within one frame period and the number of sustain pulses according to the selected operating mode. According to the method and apparatus of driving the plasma display panel of the present invention, it is thus possible to increase the picture quality when displaying data of different media such as a PC data or a TV data, power consumption can be reduced, and it is possible to extend the lifespan of a plasma display panel.
    • 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,涉及一种用于驱动等离子体显示面板的方法和装置。 根据本发明的一个方面,提供了一种驱动等离子体显示面板的方法,包括以下步骤:基于数据移动的程度来选择操作模式,并且以不同的方式控制子 并且根据所选择的操作模式设置在一个帧周期内的维持脉冲数。 根据本发明的驱动等离子体显示面板的方法和装置,可以在显示诸如PC数据或TV数据的不同媒体的数据时增加画面质量,能够降低功耗 可以延长等离子体显示面板的寿命。
    • 2. 发明申请
    • Apparatus and method for driving plasma display panel
    • 用于驱动等离子体显示面板的装置和方法
    • US20060012544A1
    • 2006-01-19
    • US11155670
    • 2005-06-20
    • Watanabe TakuyaSeong KangSang YoonSoo Sim
    • Watanabe TakuyaSeong KangSang YoonSoo Sim
    • G09G3/28
    • G09G3/2051G09G3/296G09G2310/0213G09G2310/0218G09G2310/0286G09G2330/021G09G2330/025
    • The present invention relates to an apparatus and method for driving a plasma display panel, and more particularly, to a scan drive apparatus and method of a plasma display panel. The present invention includes a data conversion unit converting video data to converted video data suitable for the PDP, a subfield mapping unit mapping a subfield corresponding to the converted video data, a data comparison unit computing a size of a displacement current by comparing video data of a cell bundle including at least one cell situated on a specific scan line to video data of a cell bundle situated in vertical and horizontal directions of the cell bundle according to each scan type of a plurality of scan types, and a scan sequence decision unit deciding a scan sequence according to the scan type having a small displacement current inputted from the data comparison unit.
    • 本发明涉及一种用于驱动等离子体显示面板的装置和方法,更具体地,涉及等离子体显示面板的扫描驱动装置和方法。 本发明包括将视频数据转换为适合于PDP的转换视频数据的数据转换单元,映射与转换的视频数据相对应的子场的子场映射单元,数据比较单元,通过比较视频数据的视频数据 根据多种扫描类型的每种扫描类型,将位于特定扫描线上的至少一个单元格的细胞束包含在位于细胞束的垂直和水平方向的细胞束的视频数据上,扫描序列决定单元决定 根据扫描类型的扫描序列具有从数据比较单元输入的小位移电流。
    • 9. 发明申请
    • Method of producing unsaturated acid in fixed-bed catalytic partial oxidation reactor with high efficiency
    • 固定床催化部分氧化反应器高效生产不饱和酸的方法
    • US20070073084A1
    • 2007-03-29
    • US11483752
    • 2006-07-10
    • Kyoung HaBoo WooJun KoSeong KangSeok ChoiYoung Kim
    • Kyoung HaBoo WooJun KoSeong KangSeok ChoiYoung Kim
    • B01J8/04C07C51/16C07C51/235
    • C07C45/34B01J8/0453B01J8/0457B01J8/067B01J2208/00212B01J2208/0053B01J2208/025B01J2219/0004C07C45/35C07C45/36C07C45/37C07C51/215C07C51/252C07C47/21C07C47/22C07C57/04
    • Disclosed is a process for producing unsaturated aldehydes and/or unsaturated acids from olefins or alkanes in a fixed bed shell-and-tube heat exchanger-type reactor by catalytic vapor phase oxidation. A heat exchanger-type reactor for use in such a process is also disclosed. In the process, at least one of the first-step reaction zone and the second-step reaction zone is divided into two or more shell spaces by at least one partition; each of the divided shell spaces is independently heat-controlled; a heat transfer medium in the first shell space of the first-step reaction zone or the first shell space of the second-step reaction zone has a temperature ranging from the lowest active temperature of a catalyst layer packed in a reaction tube corresponding to the first shell space of the first-step reaction zone or the first shell space of the second-step reaction zone to [the lowest active temperature+20° C.], when referring to the two or more shell spaces corresponding to the first-step reaction zone sequentially as the first shell space of the first-step reaction zone, the second shell space of the first-step reaction zone, . . . , the nth shell space of the first-step reaction zone, and the two or more shell spaces corresponding to the second-step reaction zone sequentially as the first shell space of the second-step reaction zone, the second shell space of the second-step reaction zone, . . . , the nth shell space of the second-step reaction zone; and the first shell space of the first-step reaction zone or the first shell space of the second-step reaction zone is controlled in such a manner that the first shell space provides a reactant conversion contribution per length as defined in Equation 1 or 2 of 1.2˜2.5.
    • 公开了一种通过催化气相氧化在固定床管壳式热交换器型反应器中由烯烃或烷烃生产不饱和醛和/或不饱和酸的方法。 还公开了一种用于这种方法的热交换器型反应器。 在该过程中,至少一个第一步骤反应区和第二步反应区被至少一个隔板分成两个或多个壳层空间; 每个分开的壳空间是独立的热控制的; 在第一步骤反应区的第一壳体空间或第二阶段反应区的第一壳体空间中的传热介质的温度范围从填充在对应于第一步骤的反应管的反应管中的催化剂层的最低活性温度 当提及对应于第一步反应的两个或多个壳层空间时,第一步反应区的壳体空间或第二步反应区的第一壳空间为[最低活性温度+ 20℃] 作为第一步反应区的第一壳空间,第一步反应区的第二壳空间。 。 。 ,第一步反应区的第n个第<! - SIPO - >壳空间,以及对应于第二步反应区的两个或多个壳层空间依次作为第二步反应区的第一壳空间, 第二步反应区的第二个壳体空间。 。 。 ,第二步反应区的第n个壳空间; 并且以这样的方式控制第一步骤反应区或第二阶段反应区的第一壳层空间的第一壳层空间,使得第一壳空间提供如式1或2中定义的每个长度的反应物转化贡献 1.2〜2.5。