| 发明名称 |
SYSTEMS AND METHODS FOR A CURRENT SHARING DRIVER FOR LIGHT EMITTING DIODES |
| 摘要 |
Systems and methods for a current sharing driver for light emitting diodes are disclosed. One disclosed system includes: a first string of LEDs; a second string of LEDs connected in parallel with the first string; a first current control device connected in series with the first string of LEDs; a second current control device connected in series with the second string of LEDs; a first voltage measurement device coupled to the first string of LEDs and the second string of LEDs, the first voltage measurement circuit coupled to the first current control device and configured to control the first current control device; and a second voltage measurement device coupled to the first string of LEDs and the second string of LEDs, the second voltage measurement circuit coupled to the second current control device and configured to control the second current control device. |
| 申请公布号 |
US2015137689(A1) |
申请公布日期 |
2015.05.21 |
| 申请号 |
US201314083070 |
申请日期 |
2013.11.18 |
| 申请人 |
CREE, INC. |
发明人 |
Hu Yuequan;Ni Liqin |
| 分类号 |
H05B33/08 |
主分类号 |
H05B33/08 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A current sharing driver comprising:
a first string of LEDs; a second string of LEDs connected in parallel with the first string of LEDs; a first current control device connected in series with the first string of LEDs; a second current control device connected in series with the second string of LEDs; a first voltage measurement device coupled to the first string of LEDs and the second string of LEDs, the first voltage measurement device coupled to the first current control device and configured to control the first current control device; and a second voltage measurement device coupled to the first string of LEDs and the second string of LEDs, the second voltage measurement device coupled to the second current control device and configured to control the second current control device. |
| 地址 |
Durham NC US |
