发明名称 |
Fluorescent lamp lighting apparatus and lighting control system |
摘要 |
A fluorescent lamp lighting apparatus according to the present invention comprises an initial illuminance correction control circuit which sets a fluorescent lamp to an initial illuminance correction control lighting mode, a switching portion which changes the fluorescent lamp from the initial illuminance correction control lighting mode to an external control dimming mode when a predetermined external dimming signal is detected, and a control portion which gradually dimming so as to achieve a dimming level of a switched mode when switching the initial illuminance correction control lighting mode and the external control dimming mode, and control so as to achieve a dimming level corresponding to a cumulative lighting time of the fluorescent lamp when the changed mode is the initial illuminance correction control lighting mode.
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申请公布号 |
US7388337(B2) |
申请公布日期 |
2008.06.17 |
申请号 |
US20060453013 |
申请日期 |
2006.06.15 |
申请人 |
TOSHIBA LIGHTING & TECHNOLOGY CORPORATION |
发明人 |
TAKAHASI KOJI;HIRAOKA TOSHIYUKI;KITAMURA NORIYUKI;IWAI NAOKO;URATANI KAZUYUKI;NOGI SHINJI;ISHIKITA TORU;YAMAZAKI ISAO |
分类号 |
H05B37/02 |
主分类号 |
H05B37/02 |
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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