Method and circuit for controlling a plasma panel
    1.
    发明授权
    Method and circuit for controlling a plasma panel 有权
    用于控制等离子面板的方法和电路

    公开(公告)号:US06853146B2

    公开(公告)日:2005-02-08

    申请号:US10110449

    申请日:2001-08-09

    摘要: A method for controlling cells of a plasma screen of array type, formed of cells arranged at the intersections of lines and columns, including the step of sequentially applying to each line an activation potential and, during the activation of a line, applying an activation potential to selected columns, in which, while a line is activated, the selected columns are non-simultaneously activated.

    摘要翻译: 一种用于控制阵列型等离子体屏的细胞的方法,由排列在线和列交点处的细胞组成,包括依次向每行施加激活电位的步骤,并且在激活线期间施加激活电位 到选定的列,其中当行被激活时,所选择的列不被同时激活。

    Control circuit drive circuit for a plasma panel
    2.
    发明授权
    Control circuit drive circuit for a plasma panel 有权
    等离子面板的控制电路驱动电路

    公开(公告)号:US07122968B2

    公开(公告)日:2006-10-17

    申请号:US10169895

    申请日:2001-11-14

    IPC分类号: G09G3/10

    摘要: The invention concerns a drive circuit for a plasma panel consisting of cells arranged at the intersections of lines and columns, comprising, for each column of the panel, a column drive unit (14′) for selecting the column by applying a voltage window, the column having a different capacitance (C2) depending on whether or not the neighboring columns are selected, each drive unit (14′) comprising first elements (T1, C, CS1) for changing the capacitance in a first predetermined time interval during the low-to-high transition of the voltage window, and second elements (T2, 28) for discharging said capacitance in a second predetermined time interval during the high-to-low transition of the voltage window, the second elements being controlled on the basis of an estimation of the capacitance obtained from data (Qi−1, Qi+1) indicating whether or not the neighboring columns of said columns have been selected.

    摘要翻译: 本发明涉及一种用于等离子体面板的驱动电路,其由布置在线和列的交叉点处的单元组成,包括对于面板的每列,列驱动单元(14'),用于通过施加电压窗选择列, 每个驱动单元(14')包括用于在第一预定时间间隔期间改变电容的第一元件(T 1,C,CS 1),其中第一元件(T 1,C,CS 1) 电压窗的低到高的转变,以及用于在电压窗的高电平到低电平转变期间以第二预定时间间隔放电所述电容的第二元件(T 2,28),第二元件被控制在 从用于指示是否已经选择了所述列的相邻列的数据(Qi- 1,Qi + 1)获得的电容的估计的基础。

    Display of an image on an array screen by selective addressing of screen lines
    4.
    发明授权
    Display of an image on an array screen by selective addressing of screen lines 有权
    通过选择性地寻址屏幕线,在阵列屏幕上显示图像

    公开(公告)号:US07173640B2

    公开(公告)日:2007-02-06

    申请号:US10622368

    申请日:2003-07-18

    IPC分类号: G09G5/02 G09G3/36

    摘要: A method for displaying an image on an array screen by activation of screen pixels arranged in rows and columns, each pixel of a same row corresponding to a memory point of a same memory row, the memory point being set to an activation state when the corresponding pixel is to be activated, including the steps of identifying, among sets of the memory rows, the row sets for which at least one memory point of a row of the set is at the activation state; and successively selecting the only lines corresponding to the rows of the sets of rows identified for the pixel activation. The present invention also provides a device for displaying an image on an array screen.

    摘要翻译: 一种用于通过激活排列成行和列的屏幕像素而在阵列屏幕上显示图像的方法,每行与同一存储行的存储点对应的同一行的每个像素,当相应的存储点被设置为激活状态时 包括以下步骤:在所述存储器行的集合中识别所述集合的行的至少一个存储点处于所述激活状态的行集; 并且连续地选择与为像素激活识别的行集合对应的行。 本发明还提供了一种用于在阵列屏幕上显示图像的装置。

    Image display on an array screen
    5.
    发明授权
    Image display on an array screen 有权
    图像显示在阵列屏幕上

    公开(公告)号:US07463252B2

    公开(公告)日:2008-12-09

    申请号:US10622417

    申请日:2003-07-18

    IPC分类号: G09G5/00 G09G3/20 G06F12/00

    摘要: A method and circuit for displaying an image by activation of pixels of an array screen based on an image stored in digital form in memory point rows of a frame memory, having a stand-by mode that provides, at a frequency proportional to the display frequency, a cyclic succession of offset values; and for each row address of the frame memory, activating pixels of a screen line associated with said address offset by a same offset value based on the read states of the row associated with the address, and/or activating pixels of a screen line associated with the row address based on the read states of the frame memory row associated with the address offset by a same offset value.

    摘要翻译: 一种用于通过基于以数字形式存储的图像通过激活阵列屏幕的像素来显示图像的方法和电路,该帧存储器的存储器点行具有备用模式,其以与显示频率成比例的频率 ,偏移值的循环连续; 并且对于帧存储器的每个行地址,基于与地址相关联的行的读取状态来激活与所述地址偏移相关联的屏幕线的像素相同的偏移值,和/或激活与该地址相关联的屏幕线的像素 基于与地址偏移相关联的帧存储器行的读取状态相同的偏移值的行地址。

    Automatic adaptation of the supply voltage of an electroluminescent display according to the desired luminance
    6.
    发明授权
    Automatic adaptation of the supply voltage of an electroluminescent display according to the desired luminance 有权
    根据期望的亮度自动调整电致发光显示器的电源电压

    公开(公告)号:US07911424B2

    公开(公告)日:2011-03-22

    申请号:US11294945

    申请日:2005-12-06

    IPC分类号: G09G3/30

    摘要: A device for regulating the bias voltage of circuits for controlling columns of a matrix display capable of selecting columns to turn on the light-emitting diodes of the selected columns and of a selected line, the device including a first measurement circuit providing a first measurement signal representative of the highest voltage among the voltages of the selected columns; a second measurement circuit providing a second measurement signal representative of the lowest voltage among the voltages of the selected columns; and an adjustment circuit receiving the first and second measurement signals and capable of decreasing the bias voltage if the first measurement signal is smaller than a first comparison signal and of increasing the bias voltage if the second measurement signal is greater than a second comparison signal.

    摘要翻译: 一种用于调节用于控制能够选择列以打开所选列的发光二极管和所选择的线的矩阵显示器的列的电路的偏置电压的装置,所述装置包括提供第一测量信号的第一测量电路 代表所选列的电压中的最高电压; 第二测量电路,提供表示所选列的电压中的最低电压的第二测量信号; 以及调整电路,其接收所述第一测量信号和所述第二测量信号,并且如果所述第一测量信号小于第一比较信号,并且如果所述第二测量信号大于第二比较信号,则能够减小所述偏置电压。

    Control of an electroluminescent display
    7.
    发明授权
    Control of an electroluminescent display 有权
    电致发光显示器的控制

    公开(公告)号:US08138998B2

    公开(公告)日:2012-03-20

    申请号:US12101729

    申请日:2008-04-11

    IPC分类号: G09G3/30 G09G3/10

    CPC分类号: G09G3/3208 G09G2320/0252

    摘要: A device for controlling an electroluminescent matrix display by successive selection of its lines, including a column control circuit having circuitry capable of placing, at the beginning of the selection of a line, the display column at a precharge voltage based on the operating voltage of the previous line, the column control circuit also having circuitry capable of modifying the precharge voltage according to the difference between luminance instructions of the previous line and those of the selected line.

    摘要翻译: 一种用于通过连续选择其线路来控制电致发光矩阵显示的装置,包括列控制电路,该列控制电路具有电路,该电路能够在线选择开始时将显示列放置在预充电电压的基础上, 上一行,列控制电路还具有能够根据前一行的亮度指令与所选行的亮度指令之间的差异来修改预充电电压的电路。

    Automatic adaptation of the precharge voltage of an electroluminescent display
    8.
    发明授权
    Automatic adaptation of the precharge voltage of an electroluminescent display 有权
    自动调整电致发光显示器的预充电电压

    公开(公告)号:US08044892B2

    公开(公告)日:2011-10-25

    申请号:US11294991

    申请日:2005-12-06

    IPC分类号: G09G3/30

    摘要: A circuit for controlling a matrix display formed of light-emitting diodes, capable of successively selecting lines of the screen and, for each line from a set of selected lines, of selecting columns, the voltage of each selected column settling at an operating voltage. The circuit is capable, before selection of each line from said set of lines, of precharging at least the columns to be selected to a precharge voltage. The circuit includes a device for adjusting the precharge voltage including a measurement circuit capable, on each selection of a line from said set of lines, of measuring the maximum operating voltage from among the operating voltages of the selected columns; a circuit capable of storing the maximum measured operating voltage; and a circuit capable of adjusting the precharge voltage based on the maximum stored operating voltage.

    摘要翻译: 一种用于控制由发光二极管形成的矩阵显示的电路,其能够连续地选择屏幕线,并且对于来自一组选定行的每行,选择列,以每个选定列的电压在工作电压下稳定。 在从所述线路组中选择每条线路之前,电路能够至少将要选择的列预先充电到预充电电压。 该电路包括用于调整预充电电压的装置,该装置包括测量电路,该测量电路能够从所述一组线路中选择一条线路,从所选列的工作电压中测量最大工作电压; 能够存储最大测量工作电压的电路; 以及能够基于最大存储的工作电压来调节预充电电压的电路。

    Optimized rowoff voltage
    9.
    发明授权
    Optimized rowoff voltage 有权
    优化rowoff电压

    公开(公告)号:US08040339B2

    公开(公告)日:2011-10-18

    申请号:US11753892

    申请日:2007-05-25

    IPC分类号: G09G3/32

    摘要: Circuitry for controlling a display matrix formed of light-emitting diodes arranged in rows and columns, diodes in each row being connected to common row lines, and diodes in each column being connected to common column lines, each of the column lines being selectively connected to a current source for providing a current to each of the column lines when the column line is selected, a column voltage being present at a column node of each column line while the column line is selected, each of the row lines being selectively connected to a rowoff voltage for turning off the diodes in that row, the circuitry including circuitry for generating the rowoff voltage including: capture circuitry arranged to capture a maximum value of the column voltages present at the column nodes of a plurality of selected column lines; storage circuitry arranged to store the maximum column voltage; and output circuitry arranged to provide the rowoff voltage based on the maximum column voltage.

    摘要翻译: 用于控制由行和列排列的发光二极管形成的显示矩阵的电路,每行中的二极管连接到公共行线,并且每列中的二极管连接到公共列线,每条列线选择性地连接到 当选择列线时,用于向每列列线提供电流的电流源,在选择列线时列列电压存在于每列列的列节点处,每条行线选择性地连接到 所述电路包括用于产生滚动电压的电路,所述电路包括:捕获电路,被布置成捕获存在于多个所选列线的列节点处的列电压的最大值; 存储电路,布置成存储最大列电压; 以及输出电路,其布置成基于最大列电压提供滚动电压。