发明名称 |
Light emission device and power supply therefor |
摘要 |
A power supply device supplying power to a data driver of a light emission display device. The power supply device includes: an external reference voltage supply supplying an external reference voltage; a reference voltage generator converting external power into a regulated direct current (DC) reference voltage and outputs the regulated DC reference voltage when the external power is changed. A reference voltage selector selects one of the reference voltages output from the external reference voltage supply and the reference voltage generator and outputs a selected reference voltage. A voltage converter converts the regulated reference voltage output from the reference voltage selector into a plurality of internal DC power sources to be supplied to the drivers.
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申请公布号 |
US7173377(B2) |
申请公布日期 |
2007.02.06 |
申请号 |
US20050128706 |
申请日期 |
2005.05.13 |
申请人 |
SAMSUNG SDI CO., LTD. |
发明人 |
PARK SUNG-CHON;LEE KYOUNG-SOO |
分类号 |
G09G3/10;H01L51/50;G09G3/20;G09G3/30;H03K5/153;H05B33/14 |
主分类号 |
G09G3/10 |
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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