发明名称 |
Cold cathode display device and driving method |
摘要 |
A method of driving a cold cathode element, includes (a) providing a plurality of cold cathodes; (b) deflecting a plurality of electron beams respectively emitted from the plurality of cold cathodes; (c) providing at least one control electrode for at least one of the plurality of cold cathodes, wherein an electric field above the control electrode is changed when a voltage is applied to the control electrode; and (d) controlling the voltage applied to the control electrode such that the plurality of electron beams are concentrated on a fluorescent surface.
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申请公布号 |
US6404138(B1) |
申请公布日期 |
2002.06.11 |
申请号 |
US20000568250 |
申请日期 |
2000.05.10 |
申请人 |
NEC CORPORATION |
发明人 |
OKAMOTO AKIHIKO;KONUMA KAZUO |
分类号 |
H01J29/04;G09G1/04;G09G3/22;H01J3/02;H01J29/48;H01J29/51;H01J29/56;H01J29/62;(IPC1-7):G09G3/10 |
主分类号 |
H01J29/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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