| 发明名称 |
SCANNING DEVICE HAVING REDUCED SCANNING TIMES AND METHOD RELATED THERETO |
| 摘要 |
A scanning device includes a housing, a cold cathode fluorescent lamp (CCFL), and a light emitting diode (LED), a photosensor for detecting light that is emitted from the CCFL and the LED and then by way of a document, and a control circuit for controlling operations of the scanning device. The LED can be used to perform scans while the CCFL is heating.
|
| 申请公布号 |
US2004233482(A1) |
申请公布日期 |
2004.11.25 |
| 申请号 |
US20030604790 |
申请日期 |
2003.08.17 |
| 申请人 |
KUAN CHIEN-KUO;LIU YU-CHEN;CHEN SHIH-YIN |
发明人 |
KUAN CHIEN-KUO;LIU YU-CHEN;CHEN SHIH-YIN |
| 分类号 |
H04N1/028;H04N1/10;(IPC1-7):H04N1/04 |
主分类号 |
H04N1/028 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
