发明名称 |
LED matrix current control system |
摘要 |
A system for controlling the current supplied to an LED array includes an LED register which sends out individual signals to enable respective LED's. A plurality of drivers are provided, whose outputs are tied together and supply the power to the LED array. A plurality of logic blocks controls the enablement of the plurality of drivers. Each logic block is in communication with the LED register to determine a number of LED's enabled. Each logic block enables a respective driver depending on a number of the LED's enabled.
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申请公布号 |
US6160354(A) |
申请公布日期 |
2000.12.12 |
申请号 |
US19990358676 |
申请日期 |
1999.07.22 |
申请人 |
3COM CORPORATION |
发明人 |
RUVINSKIY, BORIS;WATTS, WILLIAM H. |
分类号 |
G09G3/14;G09G3/32;(IPC1-7):G09G3/10 |
主分类号 |
G09G3/14 |
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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