Invention Grant
US07701474B2 Method of driving a color liquid crystal display and driver circuit for driving the display as well as portable electronic device with the driver circuit
有权
用于驱动显示器的彩色液晶显示器和驱动电路以及具有驱动器电路的便携式电子设备的方法
- Patent Title: Method of driving a color liquid crystal display and driver circuit for driving the display as well as portable electronic device with the driver circuit
- Patent Title (中): 用于驱动显示器的彩色液晶显示器和驱动电路以及具有驱动器电路的便携式电子设备的方法
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Application No.: US11438739Application Date: 2006-05-22
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Publication No.: US07701474B2Publication Date: 2010-04-20
- Inventor: Yoshiharu Hashimoto
- Applicant: Yoshiharu Hashimoto
- Applicant Address: JP Kanagawa
- Assignee: NEC Electronics Corporation
- Current Assignee: NEC Electronics Corporation
- Current Assignee Address: JP Kanagawa
- Agency: Scully, Scott, Murphy & Presser, P.C.
- Priority: JP2001-012540 20010119
- Main IPC: G09G5/10
- IPC: G09G5/10 ; G09G3/36
Abstract:
The present invention provides a method and a circuit for driving a color liquid crystal display in a normal driving mode and a power saving mode, wherein in the normal driving mode, voltages corresponding to image display data are applied to data electrodes of the color liquid crystal display, and wherein in the power saving mode, voltages corresponding to highly significant bit signals of the image display data are applied as display data signals to the data electrodes.
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