发明名称 |
EOL DETECTION WITH INTEGRATED FILAMENT INTERROGATION |
摘要 |
The invention relates to a novel operating circuit for a low-pressure discharge lamp 1 with early EOL detection via a measurement of the DC voltage between the electrodes 2, 3. In this case, an electrode interrogation can be carried out by checking a respective connection via the electrodes 2, 3 to a respective reference potential.
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申请公布号 |
US2003168995(A1) |
申请公布日期 |
2003.09.11 |
申请号 |
US20030378895 |
申请日期 |
2003.03.05 |
申请人 |
PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCH GLUHLAMPEN MBH |
发明人 |
GRABNER MARTIN;HECKMANN MARKUS |
分类号 |
H05B41/298;(IPC1-7):H01J7/46 |
主分类号 |
H05B41/298 |
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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