发明授权
- 专利标题: Circuit and method for driving display of current driven type
- 专利标题(中): 驱动电流驱动型显示的电路及方法
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申请号: US10187991申请日: 2002-07-03
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公开(公告)号: US06667580B2公开(公告)日: 2003-12-23
- 发明人: Hak Su Kim , Young Sun Na , Oh Kyong Kwon
- 申请人: Hak Su Kim , Young Sun Na , Oh Kyong Kwon
- 优先权: KR2001-40455 20010706; KR2002-23059 20020426
- 主分类号: G09G310
- IPC分类号: G09G310
摘要:
A circuit for driving a display of current driven type, and more particularly, to circuit and method for driving a display of current driven type, in which a pre-charging static power source is provided separately for implementing a low power consumption. The circuit for driving a display of current driven type comprises an organic EL, pixel, a scan driving part for making the pixel to emit a light in response to a scan signal, a first static current source for being controlled so as to be turned on/off in response to a data enable signal, to supply a current to the pixel, a second static current source for being controlled so as to be turned on/off in response to a precharge signal, to supply a current to the pixel for precharging the pixel, and a controlling part for controlling amounts of the currents from the static current sources.
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