Invention Application
US20030030630A1 Method for compensating a perturbed capacitive circuit and application to matrix display device 有权
用于补偿扰动的电容电路和应用于矩阵显示装置的方法

Method for compensating a perturbed capacitive circuit and application to matrix display device
Abstract:
The present invention relates to a process for compensating a circuit comprising at least one first conductor (lj) with a specified potential, at least one second conductor (ci) generating disturbances on the first conductor by capacitive coupling, and a first bus (CE) with a reference voltage, coupled capacitively to the first conductor. The process comprises the following steps: measurement of the current flowing on the first bus (CE) upon the application of a voltage to the second conductor, integration of a measured current so as to obtain a compensation voltage to be applied to the first conductor. Applications to liquid crystal screens of the AM-LCD type.
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