Invention Grant
US07327076B2 Electron emission display having a spacer 失效
具有间隔物的电子发射显示器

Electron emission display having a spacer
Abstract:
An electron emission display includes: an electron emission substrate having at least one electron emission device formed thereon, an image forming substrate, and at least two spacers for supporting the electron emission substrate and the image forming substrate to be spaced apart from each other. Areas of the spacers per unit area are increased in at least one direction from a central region to a periphery region. The areas can be increased by, for example, increasing a cross-sectional area of each spacer or increasing the number of spacers. In another embodiment, heights of the spacers are decreased in at least one direction from the center region to the periphery region.
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