Invention Grant
- Patent Title: Liquid crystal display device
- Patent Title (中): 液晶显示装置
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Application No.: US12495899Application Date: 2009-07-01
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Publication No.: US08169558B2Publication Date: 2012-05-01
- Inventor: Masateru Morimoto , Junji Tanno
- Applicant: Masateru Morimoto , Junji Tanno
- Applicant Address: JP Chiba JP Hyogo-ken
- Assignee: Hitachi Displays, Ltd.,Panasonic Liquid Crystal Display Co., Ltd.
- Current Assignee: Hitachi Displays, Ltd.,Panasonic Liquid Crystal Display Co., Ltd.
- Current Assignee Address: JP Chiba JP Hyogo-ken
- Agency: Antonelli, Terry, Stout & Kraus, LLP.
- Priority: JP2008-172426 20080701
- Main IPC: G02F1/1343
- IPC: G02F1/1343

Abstract:
A liquid crystal display device includes pixels A and pixels B, wherein a width BB of the pixel B is smaller than a width AA of the pixel A. A pixel electrode formed in the pixel B is smaller than a pixel electrode formed in the pixel A in area and hence, capacitance formed between the pixel electrode and a counter electrode which is formed below the pixel electrode with an insulation film sandwiched therebetween becomes small. To eliminate this difference in capacitance, a first branch electrode and a second branch electrode are formed on the pixel electrode of the pixel B thus increasing capacitance between the pixel electrode and the counter electrode. Due to such a constitution, it is possible to prevent the deterioration of image quality attributed to imbalance of capacitance.
Public/Granted literature
- US20100002162A1 Liquid Crystal Display Device Public/Granted day:2010-01-07
Information query
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