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    • 82. 发明授权
    • Plasma display panel device and method of driving the same
    • 等离子显示面板装置及其驱动方法
    • US5436634A
    • 1995-07-25
    • US95427
    • 1993-07-23
    • Yoshikazu Kanazawa
    • Yoshikazu Kanazawa
    • G09G3/20G09G3/288G09G3/291G09G3/292G09G3/293G09G3/294G09G3/296G09G3/298H01J17/49G09G3/22
    • H01J11/12G09G3/2022G09G3/2037G09G3/2922G09G3/2932G09G3/2935G09G3/294G09G3/298G09G2310/0216G09G2310/0224G09G2310/0229G09G2320/0247G09G2320/103G09G3/2927
    • A three-electrode surface-discharge alternating-current plasma display panel (AC PDP) has maintenance discharge electrodes that are in parallel with one another and addressing electrodes that are orthogonal to the maintenance discharge electrodes. The maintenance discharge electrodes are connected to one another, and the maintenance discharge electrodes are independent of one another and correspond to display lines that form a screen of the PDP. Wall charges are accumulated to serve as memory media. Display data are written to the screen in separate two periods, i.e., an addressing period in which wall charges are accumulated according to the display data, to prepare for maintenance discharge (sustain discharge) and a maintenance discharge period in which the maintenance discharge is repeated to emit light. The maintenance discharge in the maintenance discharge period is carried out on every other display line and the accumulation of wall charges in the addressing period is carried out on every display line. This arrangement scans every other display line on the screen according to interlaced display signals (video signals) without producing new display data by line interpolation, thereby shortening an addressing time.
    • 三电极表面放电交流等离子体显示面板(AC PDP)具有彼此平行的维护放电电极和与维持放电电极正交的寻址电极。 维护放电电极彼此连接,并且维护放电电极彼此独立并且对应于形成PDP的屏幕的显示线。 积蓄壁挂费用作为记忆媒体。 显示数据以分开的两个周期(即,根据显示数据累积壁电荷的寻址周期)写入屏幕,以准备维持放电(维持放电)和维持放电重复的维持放电时段 发光。 维护放电期间的维护放电在每隔一个显示行上进行,并且在每个显示行上执行寻址周期中的壁电荷的积累。 这种布置根据隔行显示信号(视频信号)扫描屏幕上的每一个显示行,而不通过线插补产生新的显示数据,从而缩短寻址时间。
    • 85. 发明申请
    • Plasma Display Device
    • 等离子显示装置
    • US20090231320A1
    • 2009-09-17
    • US11721176
    • 2005-07-06
    • Ken KumakuraYoshikazu Kanazawa
    • Ken KumakuraYoshikazu Kanazawa
    • G06F3/038G09G3/28
    • G09G3/293G09G2330/021G09G2330/04
    • A plasma display device which stops power supply or drive of a device by detecting an abnormality. The plasma display device is provided with a panel section (11) which has an address electrode (14) and performs display based on inputted display data, and a circuit section having an address drive circuit (17). The plasma display device is further provided with a means (2) for calculating a switching number of times of the address drive circuit (17) based on the inputted one or more display data; a means (2) for calculating a predicted current value (predicted power consumption value) by predicting consumption at the address drive circuit, based on the switching number of times obtained by the calculation; a means (3) for detecting a current consumption value (actual power consumption value) actually consumed at the address drive circuit (17), based on the display data; and a means (2) for comparing the predicted power consumption value with the actual power consumption value and judging whether it is abnormal.
    • 一种等离子体显示装置,其通过检测异常来停止装置的供电或驱动。 等离子体显示装置设置有具有寻址电极(14)并基于输入的显示数据执行显示的面板部分(11)以及具有地址驱动电路(17)的电路部分。 该等离子体显示装置还具有用于基于输入的一个或多个显示数据计算地址驱动电路(17)的切换次数的装置(2); 基于通过计算获得的切换次数,通过预测地址驱动电路的消耗来计算预测电流值(预测功耗值)的装置(2) 用于基于显示数据检测在地址驱动电路(17)实际消耗的电流消耗值(实际功耗值)的装置(3); 以及用于将预测功耗值与实际功耗值进行比较并判断其是否异常的装置(2)。
    • 86. 发明申请
    • Plasma Display Device
    • 等离子显示装置
    • US20080238825A1
    • 2008-10-02
    • US12129236
    • 2008-05-29
    • Yoshikazu KanazawaShigetoshi TomioTakashi Fujisaki
    • Yoshikazu KanazawaShigetoshi TomioTakashi Fujisaki
    • G09G3/28G06F3/038
    • H01J40/14
    • An electrode drive circuit of a plasma display device includes a scan driver provided with plural drivers having first and second switching elements and first and second diodes, and a positive reset pulse generating circuit by which a first superposed voltage obtained by applying a predetermined first voltage to a low potential side terminal of the second switching element and superposing the first voltage and a voltage between a high potential side terminal of the first switching element and the low potential side terminal of the second switching element is generated to the high potential side terminal of the first switching element. The first superposed voltage is applied to the electrodes via the first switching element.
    • 等离子体显示装置的电极驱动电路包括具有多个驱动器的扫描驱动器,该驱动器具有第一和第二开关元件以及第一和第二二极管,以及正复位脉冲发生电路,通过将正的复位脉冲发生电路施加到第 第二开关元件的低电位侧端子并且将第一开关元件的高电位侧端子与第二开关元件的低电位侧端子之间的第一电压和高电位侧端子之间的电压叠加在第二开关元件的高电位侧端子 第一开关元件。 第一重叠电压经由第一开关元件施加到电极。
    • 87. 发明申请
    • Driving method of plasma display panel and plasma display device
    • 等离子体显示面板和等离子体显示装置的驱动方法
    • US20080055195A1
    • 2008-03-06
    • US11645010
    • 2006-12-26
    • Keishin NagaokaYoshikazu KanazawaNaoki Itokawa
    • Keishin NagaokaYoshikazu KanazawaNaoki Itokawa
    • G09G3/10
    • G09G3/2942G09G3/2965
    • A technique which relates to discharge in sustain operation of a PDP device and a driving waveform thereof, and which can improve luminous efficiency to achieve stability while reducing a possibility of failure of discharge is provided. In a generating operation of a sustain pulse in a sustain pulse generating circuit, after LU-ON (t1 to t2), a voltage applied on electrodes is raised up to a sufficiently-high voltage, namely, a sustain voltage according to an ON state of a CU circuit (t2 to t3), and discharge is started, CU is once turned OFF (t3), then a first discharge peak is formed (t11). Thereafter, CU is turned ON again before discharge is converged (t12) to raise a voltage value and form a second discharge peak (t14). Since a voltage Vi to start discharge is sufficiently high, a possibility of discharge failure is suppressed, and an effect of improvement in luminous efficiency is not ruined.
    • 本发明涉及PDP器件的维持放电及其驱动波形的放电技术,能够提高发光效率,同时降低放电故障的可能性。 在维持脉冲发生电路中的维持脉冲的产生操作中,在LU-ON(t 1至t 2)之后,施加在电极上的电压升高到足够高的电压,即根据 CU电路的导通状态(t 2〜t 3),放电开始,CU一旦被断开(t 3),则形成第一放电峰(t 11)。 此后,在放电被收敛之前(t 12),CU再次导通以升高电压值并形成第二放电峰值(t 14)。 由于开始放电的电压Vi足够高,因此抑制放电故障的可能性,并且不会损害提高发光效率的效果。
    • 89. 发明申请
    • Method of driving a plasma display apparatus
    • 驱动等离子体显示装置的方法
    • US20070152911A1
    • 2007-07-05
    • US11717207
    • 2007-03-13
    • Yoshikazu KanazawaShigeharu Asao
    • Yoshikazu KanazawaShigeharu Asao
    • G09G3/28
    • G09G3/296G09G3/2022G09G3/2922G09G3/2927G09G3/294G09G3/2948G09G3/299G09G2310/066G09G2320/0238G09G2330/021
    • A method of driving a PDP apparatus to sufficiently suppress the background light emission and improve the dark room contrast, in which first electrodes and second electrodes are arranged adjacently by turns, a first display line is formed between one side of the second electrode and the first electrode adjacent thereto, a second display line is formed between the other side of the second electrode and the first electrode adjacent thereto, and the interlaced display that displays the first display line and the second display line alternately in different fields is performed, has been disclosed, wherein the reset voltage that directly relates to the intensity of the background light emission is varied according to the number of times of sustain discharges, the display conditions, and so on, in each subfield and the reset discharge is caused to occur with the minimum voltage in each subfield.
    • 一种驱动PDP装置以充分抑制背景光发射并改善暗室对比度的方法,其中第一电极和第二电极相互相邻地布置,在第二电极的一侧和第一电极之间形成第一显示线 相邻的电极,在第二电极的另一侧和与其相邻的第一电极之间形成第二显示线,并且执行了在不同场中交替显示第一显示线和第二显示线的隔行显示器 其中,与背景光发射的强度直接相关的复位电压根据每个子场中的维持放电次数,显示条件等而变化,并且以最小的速度发生复位放电 每个子场的电压。
    • 90. 发明申请
    • Plasma display device
    • 等离子显示装置
    • US20060232510A1
    • 2006-10-19
    • US11387048
    • 2006-03-23
    • Yoshikazu KanazawaAtsushi Yokoyama
    • Yoshikazu KanazawaAtsushi Yokoyama
    • G09G3/28
    • G09G3/293G09G3/296G09G2310/0232
    • A plasma display device is configured as having a first display line containing a first scanning electrode in a display region; a first non-display line including a second scanning electrode outside the display region; a first potential line capable of applying a first potential of a scanning pulse, the scanning pulse being composed of the first potential and a second potential; a second potential line capable of applying the second potential of the scanning pulse; a first switch connected between the first potential line and the first scanning electrode; a second switch connected between the second potential line and the first scanning electrode; and a first rectifying element connected between the first and second scanning electrodes, so as to make the plasma display device possible to generate voltage for the scanning electrode, without supplying any scanning pulse to the scanning electrodes outside the display region.
    • 等离子体显示装置被配置为具有在显示区域中包含第一扫描电极的第一显示线; 包括显示区域外的第二扫描电极的第一非显示线; 能够施加扫描脉冲的第一电位的第一电位线,所述扫描脉冲由所述第一电位和第二电位组成; 能够施加扫描脉冲的第二电位的第二电位线; 连接在第一电位线和第一扫描电极之间的第一开关; 连接在第二电位线和第一扫描电极之间的第二开关; 以及连接在第一和第二扫描电极之间的第一整流元件,以使等离子体显示装置能够产生扫描电极的电压,而不向显示区域外的扫描电极提供任何扫描脉冲。