| 发明名称 |
BALLAST WITH END-OF-LIFE PROTECTION FOR ONE OR MORE LAMPS |
| 摘要 |
Ballasts are presented with improved end-of-life (EOL) detection of lamp DC voltage components and protection circuits to facilitate user maintenance and extend lamp life using selective dimming with preheating when EOL conditions are detected.
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| 申请公布号 |
US2010327763(A1) |
申请公布日期 |
2010.12.30 |
| 申请号 |
US20090548793 |
申请日期 |
2009.08.27 |
| 申请人 |
GENERAL ELECTRIC COMPANY |
发明人 |
YAO GANG;ZHANG BO;WANG FANBIN FABIO;XIE XUEFEI;ZHANG TING;SUN PENG |
| 分类号 |
H05B41/24 |
主分类号 |
H05B41/24 |
| 代理机构 |
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代理人 |
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| 主权项 |
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