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    • 5. 发明申请
    • DRIVING DEVICE, DRIVING METHOD AND PLASMA DISPLAY APPARATUS
    • 驱动装置,驱动方法和等离子显示装置
    • US20100201678A1
    • 2010-08-12
    • US12677223
    • 2008-08-20
    • Takahiko OriguchiHidehiko ShojiYasuaki MutouTakateru Sawada
    • Takahiko OriguchiHidehiko ShojiYasuaki MutouTakateru Sawada
    • G06F3/038
    • G09G3/2927G09G3/2965G09G2310/066
    • A first ramp waveform (RW1) rising from a first potential (Vscn) to a second potential (Vscn+Vset) is applied to a plurality of scan electrodes (SCi) in a first period (t5 to t6), and a driving waveform dropping from a third potential (Ve1) to a fourth potential (0V) is applied to a plurality of sustain electrodes (SUi) before the first period (t5 to t6), and the plurality of sustain electrodes are held at the fourth potential (0V) in the first period (t5 to t6). At this time, a second ramp waveform (RW10) rising from a fifth potential (0 V) to a sixth potential (Vd) according to change of a potential of the first ramp waveform (RW1) is applied to a plurality of data electrodes (Dj) in a second period (t5 to t5a) that starts at a starting time point (t5) of the first period (t5 to t6) and is shorter than the first period (t5 to t6), thereby preventing generation of strong discharges between the plurality of data electrodes (Dj) and the plurality of scan electrodes (SCi).
    • 从第一电位(Vscn)向第二电位(Vscn + Vset)上升的第一斜坡波形(RW1)在第一时段(t5至t6)中被施加到多个扫描电极(SCi),并且驱动波形下降 从第三电位(Ve1)到第四电位(0V)在第一期间(t5〜t6)之前施加到多个维持电极(SUi),并且多个维持电极保持在第四电位(0V) 在第一个时期(t5到t6)。 此时,根据第一斜坡波形(RW1)的电位的变化从第五电位(0V)向第六电位(Vd)上升的第二斜坡波形(RW10)被施加到多个数据电极 (t5〜t6)的开始时刻(t5)开始的第二期间(t5〜t5a),并且短于第一期间(t5〜t6),从而防止在第一期间 多个数据电极(Dj)和多个扫描电极(SCi)。
    • 6. 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
    • US20140049529A1
    • 2014-02-20
    • US14001457
    • 2012-09-26
    • Takateru SawadaTakahiko OriguchiKosuke MakinoHidehiko Shoji
    • Takateru SawadaTakahiko OriguchiKosuke MakinoHidehiko Shoji
    • G09G3/296
    • G09G3/296G09G3/2022G09G3/2927G09G3/2965G09G2310/066G09G2320/0238
    • In a plasma display apparatus, the address discharge is stabilized, the contrast is sharpened, and the image display quality is improved. A first up-ramp waveform voltage is applied to the scan electrode, and then a voltage causing no discharge to the scan electrode is applied to the scan electrode, in the sustain period of a weak-discharge sustain operation subfield in a discharge cell that is to be subjected to a forced initializing operation in the initializing period of the subfield immediately after the weak-discharge sustain operation subfield. A second up-ramp waveform voltage is applied to the scan electrode after generation of the first up-ramp waveform voltage, in the sustain period of the weak-discharge sustain-operation subfield in a discharge cell that is to be subjected to a selective initializing operation in the initializing period of the subfield immediately after the weak-discharge sustain-operation subfield.
    • 在等离子体显示装置中,地址放电稳定,对比度更锋利,图像显示质量提高。 向扫描电极施加第一上升斜坡波形电压,然后在扫描电极中不施加放电的电压施加到扫描电极,在放电单元的弱放电维持操作子场的维持期间 在弱放电维持运行子场之后的子场的初始化期间进行强制初始化动作。 在要进行选择性初始化的放电单元中的弱放电维持操作子场的维持期间,在产生第一上斜坡波形电压之后,向扫描电极施加第二上升斜坡波形电压 在弱放电维持运行子场之后的子场的初始化期间进行动作。
    • 8. 发明授权
    • Plasma display device and method for driving the same
    • 等离子体显示装置及其驱动方法
    • US08184115B2
    • 2012-05-22
    • US12599597
    • 2009-02-09
    • Takateru SawadaTakahiko Origuchi
    • Takateru SawadaTakahiko Origuchi
    • G06F3/038
    • G09G3/293G09G3/2022G09G3/2927G09G3/2932G09G2320/0238G09G2320/041G09G2360/16
    • Disclosed here is a method for driving a plasma display panel and a plasma display device capable of providing image display with a high contrast ratio and excellent quality by stabilizing an address discharge. According to the method, which is the method for driving a plasma display panel in which discharge cells are formed at intersections of scan electrodes, sustain electrodes and data electrodes, the field—that contains at least one sub-field having the all-cell initializing operation—and the field—that is formed of sub-fields having the selective-cell initializing operation only—are set at a ratio of 1:N (where, N takes an integer of 1 or greater). At the same time, at least in one sub-field of the field having the selective-cell initializing operation only, the scan-pulse width employed for the selective-cell initializing field is determined longer than the scan-pulse width employed for the field containing the all-cell initializing operation.
    • 这里公开了一种用于驱动等离子体显示面板和等离子体显示装置的方法,其能够通过稳定寻址放电来提供具有高对比度和优异质量的图像显示。 根据作为驱动在扫描电极,维持电极和数据电极的交叉处形成放电单元的等离子体显示面板的方法,该场包含至少一个具有全细胞初始化的子场 操作和仅具有选择单元初始化操作的子场形成的场被设置为1:N(其中,N取1或更大的整数)的比率。 同时,至少在仅具有选择单元初始化操作的一个子场中,用于选择单元初始化场的扫描脉冲宽度被确定为比用于场的扫描脉冲宽度长 包含全单元初始化操作。
    • 9. 发明申请
    • PLASMA DISPLAY PANEL DRIVING METHOD AND PLASMA DISPLAY DEVICE
    • 等离子显示面板驱动方法和等离子体显示装置
    • US20120105516A1
    • 2012-05-03
    • US13383074
    • 2010-07-07
    • Hidehiko ShojiTakahiko OriguchiNaoyuki TomiokaTakateru Sawada
    • Hidehiko ShojiTakahiko OriguchiNaoyuki TomiokaTakateru Sawada
    • G09G3/28G09G5/10G09G5/00
    • G09G3/296G09G3/2932G09G2310/0213
    • An image display region is divided into a plurality of partial display regions, the scan electrodes included in each partial display region are classified into two scan electrode groups: a scan electrode group formed of the odd-numbered scan electrodes; and a scan electrode group formed of the even-numbered scan electrodes. Scan pulses are sequentially applied to one scan electrode group, and then scan pulses are sequentially applied to the other scan electrode group. The pulse width of the scan pulses applied to the first through predetermined-number-th scan electrodes belonging to the one scan electrode group is set to be longer than the pulse width of the scan pulses applied to the remaining scan electrodes belonging to the one scan electrode group. The pulse width of the scan pulses applied to the first through predetermined-number-th scan electrodes belonging to the other scan electrode group is set to be longer than the pulse width of the scan pulses applied to the remaining scan electrodes belonging to the other scan electrode group.
    • 图像显示区域被分成多个部分显示区域,每个部分显示区域中包括的扫描电极分为两个扫描电极组:由奇数扫描电极形成的扫描电极组; 以及由偶数扫描电极形成的扫描电极组。 将扫描脉冲依次施加到一个扫描电极组,然后扫描脉冲依次施加到另一个扫描电极组。 施加到属于一个扫描电极组的第一至第一预定第
      三扫描电极的扫描脉冲的脉冲宽度被设定为比施加到属于该一个扫描电极组的剩余扫描电极的扫描脉冲的脉冲宽度 电极组。 施加到属于另一扫描电极组的第一至第二预定第扫描电极的扫描脉冲的脉冲宽度被设定为比施加到属于另一扫描电极组的剩余扫描电极的扫描脉冲的脉冲宽度 电极组。
    • 10. 发明授权
    • Driving device, driving method and plasma display apparatus
    • 驱动装置,驱动方法和等离子体显示装置
    • US08471785B2
    • 2013-06-25
    • US12677223
    • 2008-08-20
    • Takahiko OriguchiHidehiko ShojiYasuaki MutouTakateru Sawada
    • Takahiko OriguchiHidehiko ShojiYasuaki MutouTakateru Sawada
    • G09G3/28
    • G09G3/2927G09G3/2965G09G2310/066
    • A first ramp waveform (RW1) rising from a first potential (Vscn) to a second potential (Vscn+Vset) is applied to a plurality of scan electrodes (SCi) in a first period (t5 to t6), and a driving waveform dropping from a third potential (Ve1) to a fourth potential (0V) is applied to a plurality of sustain electrodes (SUi) before the first period (t5 to t6), and the plurality of sustain electrodes are held at the fourth potential (0V) in the first period (t5 to t6). At this time, a second ramp waveform (RW10) rising from a fifth potential (0 V) to a sixth potential (Vd) according to change of a potential of the first ramp waveform (RW1) is applied to a plurality of data electrodes (Dj) in a second period (t5 to t5a) that starts at a starting time point (t5) of the first period (t5 to t6) and is shorter than the first period (t5 to t6), thereby preventing generation of strong discharges between the plurality of data electrodes (Dj) and the plurality of scan electrodes (SCi).
    • 从第一电位(Vscn)向第二电位(Vscn + Vset)上升的第一斜坡波形(RW1)在第一时段(t5至t6)中被施加到多个扫描电极(SCi),并且驱动波形下降 从第三电位(Ve1)到第四电位(0V)在第一期间(t5〜t6)之前施加到多个维持电极(SUi),并且多个维持电极保持在第四电位(0V) 在第一个时期(t5到t6)。 此时,根据第一斜坡波形(RW1)的电位的变化从第五电位(0V)向第六电位(Vd)上升的第二斜坡波形(RW10)被施加到多个数据电极 (t5〜t6)的开始时刻(t5)开始的第二期间(t5〜t5a),并且短于第一期间(t5〜t6),从而防止在第一期间 多个数据电极(Dj)和多个扫描电极(SCi)。