发明申请
- 专利标题: DISPLAY APPARATUS, DRIVING METHODS AND ELECTRONIC INSTRUMENTS
- 专利标题(中): 显示设备,驱动方法和电子仪器
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申请号: US12433014申请日: 2009-04-30
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公开(公告)号: US20090295785A1公开(公告)日: 2009-12-03
- 发明人: Tetsuro YAMAMOTO , Katsuhide Uchino , Naobumi Toyomura
- 申请人: Tetsuro YAMAMOTO , Katsuhide Uchino , Naobumi Toyomura
- 申请人地址: JP Tokyo
- 专利权人: Sony Corporation
- 当前专利权人: Sony Corporation
- 当前专利权人地址: JP Tokyo
- 优先权: JP2008-144359 20080602
- 主分类号: G09G5/00
- IPC分类号: G09G5/00 ; G09G3/30
摘要:
A display apparatus employs a pixel array section including pixel circuits forming a matrix, signal lines as columns, scan lines as rows and power-supply lines, and driving sections. The driving sections are a signal selector, a write scanner and a drive scanner. The signal selector provides an electric potential representing a gradation or a predetermined reference electric potential. The write scanner provides a control signal. The drive scanner provides a power-supply voltage changing the electric potential from high to low. The drive scanner drives adjacent power-supply lines as a group. The number of lines as a group is determined in advance. The drive scanner switches a power-supply voltage from high to low and vice versa, and applies the voltage to groups by shifting the phase from group to group. The voltage is supplied to a group at the same phase and switched the electric potential.
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