Invention Grant
- Patent Title: Active matrix substrate, method for manufacture of active matrix substrate, liquid crystal display device, and electronic apparatus
- Patent Title (中): 有源矩阵基板,有源矩阵基板的制造方法,液晶显示装置以及电子装置
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Application No.: US12445326Application Date: 2007-10-19
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Publication No.: US08237896B2Publication Date: 2012-08-07
- Inventor: Tetsuo Fujita , Yukinobu Nakata
- Applicant: Tetsuo Fujita , Yukinobu Nakata
- Applicant Address: JP Osaka
- Assignee: Sharp Kabushiki Kaisha
- Current Assignee: Sharp Kabushiki Kaisha
- Current Assignee Address: JP Osaka
- Agency: Nixon & Vanderhye P.C.
- Priority: JP2007-032749 20070213
- International Application: PCT/JP2007/070415 WO 20071019
- International Announcement: WO2008/099535 WO 20080821
- Main IPC: G02F1/1335
- IPC: G02F1/1335

Abstract:
An active matrix substrate (30) of the present invention includes (i) a plurality of TFT elements (2) provided on an insulating substrate (10), and (ii) pixel electrodes (7) electrically connected to the plurality of TFT elements (2), respectively. The pixel electrodes (7) has (i) a first transparent electrode layer (7a), (ii) a reflective electrode layer (7b) stacked on the first transparent electrode layer (7a), which reflective electrode layer (7b) has a smaller area than that of the first transparent electrode layer (7a), and (iii) a second transparent electrode layer (7c) stacked so as to cover at least the reflective electrode layer (7b). Hence, it is possible to realize a transflective liquid crystal display device which suppresses occurrence of a flicker, thereby having high display quality.
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