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    • 54. 发明授权
    • Horizontal deflection circuit
    • 水平偏转电路
    • US5019754A
    • 1991-05-28
    • US413456
    • 1989-09-27
    • Makoto OnozawaMichitaka OhsawaKatsuhiko Tonami
    • Makoto OnozawaMichitaka OhsawaKatsuhiko Tonami
    • H04N3/16G09G1/04G09G1/16H03K4/62
    • G09G1/04H03K4/62
    • A horizontal deflection circuit comprising a horizontal output transistor, and a drive circuit is connected between the base and the emitter of the horizontal output transistor to supply a base drive voltage to the horizontal output transistor in order to control the conduction between the collector and the emitter of the horizonal output transistor, wherein first and second switching means are provided in parallel between the base of the horizontal output transistor and the drive circuit (or between the emitter of the horizontal output transistor and the drive circuit), the first switching means permitting only the current to flow from the base of the horizontal output transistor to the drive circuit (or from the drive circuit to the emitter of the horizontal outut transistor) and the second switching means being conductive only during the conductive period of the horizontal output transistor.
    • 水平偏转电路包括水平输出晶体管,驱动电路连接在水平输出晶体管的基极和发射极之间,以将基极驱动电压提供给水平输出晶体管,以便控制集电极和发射极之间的导通 的水平输出晶体管,其中第一和第二开关装置并联设置在水平输出晶体管的基极与驱动电路之间(或水平输出晶体管的发射极与驱动电路之间),第一开关装置仅允许 从水平输出晶体管的基极流到驱动电路(或从驱动电路到水平输出晶体管的发射极)和第二开关装置的电流仅在水平输出晶体管的导通周期期间导通。
    • 55. 发明申请
    • PLASMA DISPLAY APPARATUS
    • 等离子显示设备
    • US20090231234A1
    • 2009-09-17
    • US11720936
    • 2005-06-27
    • Makoto OnozawaHaruo Koizumi
    • Makoto OnozawaHaruo Koizumi
    • G09G3/28
    • G09G3/2965G09G2320/0233
    • A plasma display apparatus wherein the unevenness in intensity between the electrode lines of a plasma display panel is reduced. In a plasma display apparatus, the temperature difference between the output elements of electrode drive circuits of a plurality of electrode groups is determined, and then a control signal, which is generated in accordance with the determined temperature difference, is used to control the gas discharge currents, which flow into a plurality of electrode groups, for example, odd-numbered electrodes and even-numbered electrodes, in such a manner that they are uniformly supplied, thereby preventing the unevenness in intensity between the electrode line.
    • 一种等离子体显示装置,其中等离子体显示面板的电极线之间的强度不均匀性降低。 在等离子体显示装置中,确定多个电极组的电极驱动电路的输出元件之间的温度差,然后使用根据确定的温度差产生的控制信号来控制气体放电 流入多个电极组的电流,例如奇数编号电极和偶数电极,使得它们被均匀地供给,从而防止电极线之间的强度不均匀。
    • 56. 发明授权
    • Driving circuit, driving method, and plasma display device
    • 驱动电路,驱动方法和等离子体显示装置
    • US07307603B2
    • 2007-12-11
    • US10956161
    • 2004-10-04
    • Makoto OnozawaTomokatsu KishiTetsuya SakamotoAkihiro Takagi
    • Makoto OnozawaTomokatsu KishiTetsuya SakamotoAkihiro Takagi
    • G09G3/28
    • G09G3/296G09G3/2927G09G3/2965G09G2330/021G09G2330/028G09G2330/045
    • A first and a second signal line respectively supplying a first potential and a second potential to one end of a capacitive load, a waveform output circuit whose input terminal is connected to a supply line supplying a third potential, whose output terminal is connected to the first or the second signal line, and whose control terminal is connected to a waveform generating circuit, and a reactive current preventing switch connected between the control terminal and the output terminal or the input terminal of the waveform output circuit are provided. During a period when a reactive current is prevented from flowing, the reactive current preventing switch is bought into conduction to make a potential difference between the control terminal and the output terminal of the waveform output circuit smaller so that the waveform output circuit cannot be operated, which prevents the reactive current from flowing, leading to an improvement in the reliability of a driving circuit.
    • 分别向电容性负载的一端提供第一电位和第二电位的第一和第二信号线,其输入端连接到提供第三电位的电源线的波形输出电路,其输出端连接到第一电位 或第二信号线,并且其控制端子连接到波形发生电路,并且设置连接在控制端子与输出端子或波形输出电路的输入端子之间的无功电流防止开关。 在防止无功电流流动的期间,将无功电流防止开关置于导通状态,使波形输出电路的控制端子与输出端子之间的电位差小,使波形输出电路不能工作, 这防止无功电流流动,导致驱动电路的可靠性的提高。
    • 58. 发明申请
    • Plasma display device
    • 等离子显示装置
    • US20070075932A1
    • 2007-04-05
    • US11525998
    • 2006-09-25
    • Isao FurukawaMakoto Onozawa
    • Isao FurukawaMakoto Onozawa
    • G09G3/28
    • G09G3/293G09G3/296G09G2330/025G09G2330/04
    • A plasma display device includes first and second substrates; a plurality of X-electrodes provided on the first substrate; a plurality of Y-electrodes provided on the first substrate so as to be disposed in parallel with the plurality of X-electrodes, for generating sustain discharge between the plurality of X-electrodes and the Y-electrodes; a plurality of address electrodes provided on the second substrate so as to intersect with the X-electrodes and the Y-electrodes, for generating address discharge between the Y-electrodes and the address electrodes; and a scanning circuit for successively applying scan pulses for address discharge to the plurality of Y-electrodes. The scanning circuit is constituted of first and second scanning ICs, and the first and second scanning ICs are mounted on both surfaces of a circuit substrate, respectively.
    • 等离子体显示装置包括第一和第二基板; 设置在所述第一基板上的多个X电极; 多个Y电极,设置在所述第一基板上以与所述多个X电极平行设置,用于在所述多个X电极和所述Y电极之间产生维持放电; 设置在所述第二基板上以与所述X电极和所述Y电极交叉的多个寻址电极,用于在所述Y电极和所述寻址电极之间产生寻址放电; 以及扫描电路,用于将多个Y电极连续施加用于寻址放电的扫描脉冲。 扫描电路由第一和第二扫描IC构成,第一和第二扫描IC分别安装在电路基板的两个表面上。
    • 59. 发明申请
    • Plasma display and power module
    • 等离子显示器和电源模块
    • US20070001993A1
    • 2007-01-04
    • US10554098
    • 2003-12-05
    • Haruo KoizumiMakoto Onozawa
    • Haruo KoizumiMakoto Onozawa
    • G09G3/36
    • H05B41/2983
    • A plasma display device has a power module having a plurality of power devices, and temperature detecting means installed in the power module. The power module drives a plasma display panel in accordance with a signal from input signal control means, and has a plurality of power devices for generating a drive signal for the plasma display panel, and temperature detecting means for detecting the temperature of the power module. The temperature of the power module is controlled by feeding temperature information detected by the temperature detecting means back to the input signal control means.
    • 等离子体显示装置具有功率模块,该功率模块具有多个功率器件,以及安装在功率模块中的温度检测装置。 功率模块根据来自输入信号控制装置的信号驱动等离子体显示面板,并具有用于产生等离子体显示面板的驱动信号的多个功率器件,以及用于检测功率模块的温度的温度检测装置。 通过由温度检测装置检测到的温度信息返回到输入信号控制装置来控制功率模块的温度。