发明名称 |
Power supply system for a fluorescent lamp |
摘要 |
A broad range of brightness in a fluorescent lamp may be achieved by applying low-frequency, pulse-width modulated voltage or current to the lamp for a low level of brightness, or high-frequency voltage or current for a high level of brightness. Switching is provided to select between the two signals.
|
申请公布号 |
US6097162(A) |
申请公布日期 |
2000.08.01 |
申请号 |
US19980135185 |
申请日期 |
1998.08.17 |
申请人 |
ALLIEDSIGNAL INC. |
发明人 |
WELCH, JR., RONALD F.;TOMBS, WILLIAM R.;MURUGAN, MUTHU;SACCOMANNO, ROBERT |
分类号 |
H05B37/02;H05B41/00;H05B41/392;(IPC1-7):H05B37/00 |
主分类号 |
H05B37/02 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|