介绍发光二极管光柱显示器的结构和工作原理，着重介绍其驱动电路。
The principle and structure of LED bar graphic display are described. Especially, its drive circuits are described.
本文在简单介绍了无机电致发光光柱的结构及生产工艺的基础上，对其静态驱动显示技术进行了详细的讨论。
The paper emphasizes on the static driving and displaying technology of the inorganic electroluminescence bar graphic display, based on the simple introduction of its structure and technics.
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