| 摘要 |
PROBLEM TO BE SOLVED: To constitute an LED display device of a large screen having uniform beauty and transmission. SOLUTION: The LED display device is provided with a display LED 3 on the front of an intersection part of a rectangular mesh-like substrate 2, provided with a control part 41 corresponding to each display LED 3, a drive part 42 and wiring 43 connecting them on a vertical or lateral crosspiece of the crosspiece 21, and composed to arrange an LED display unit setting addresses for recognizing dimming control signals corresponding to each display LED 3 in each control part 41 in the form of a matrix. The display device transmits the dimming control signal to lighten the display LED 3. COPYRIGHT: (C)2006,JPO&NCIPI
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