JP2009122716A5 - - Google Patents
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- JP2009122716A5 JP2009122716A5 JP2009059043A JP2009059043A JP2009122716A5 JP 2009122716 A5 JP2009122716 A5 JP 2009122716A5 JP 2009059043 A JP2009059043 A JP 2009059043A JP 2009059043 A JP2009059043 A JP 2009059043A JP 2009122716 A5 JP2009122716 A5 JP 2009122716A5
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- liquid crystal
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- crystal display
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Claims (8)
前記第１基板の前記液晶とは反対側に第１偏光板を備え、
前記第２基板の前記液晶とは反対側に第２偏光板を備え、
前記第１基板と前記液晶を介して対向する前記第２基板に第３電極を備え、
前記第１電極は、前記第２電極とともに前記透過部に設けられている一方で、前記第３電極とともに前記反射部にも設けられ、
前記液晶は、前記透過部では前記第１電極と前記第２電極との電界で配向制御され、前記反射部では前記第１電極と前記第３電極との電界で配向制御され、
前記反射部に配置された位相差層は、１／２波長板であり、
前記第１偏光板の透過軸は、前記透過部の明表示及び暗表示のそれぞれにおいて、前記第１偏光板に入射した光が前記液晶の液晶分子の長軸に対して略直交または略平行な偏光として前記液晶に入射するように配置されることを特徴とする液晶表示装置。 The liquid crystal is sandwiched between the first substrate and the second substrate, and each pixel has a transmissive portion that performs transmissive display and a reflective portion that performs reflective display, and the first electrode and the second electrode are connected to each other. A liquid crystal display device provided on the first substrate,
A first polarizing plate on the opposite side of the first substrate from the liquid crystal;
A second polarizing plate on the opposite side of the second substrate from the liquid crystal;
A third electrode provided on the second substrate facing the first substrate via the liquid crystal;
While the first electrode is provided in the transmissive part together with the second electrode, it is also provided in the reflective part together with the third electrode,
The liquid crystal is orientation-controlled by the electric field between the first electrode and the second electrode in the transmissive part, and the orientation is controlled by the electric field between the first electrode and the third electrode in the reflective part,
The retardation layer disposed in the reflecting portion is a half-wave plate,
The transmission axis of the first polarizing plate is such that light incident on the first polarizing plate is substantially orthogonal or substantially parallel to the major axis of the liquid crystal molecules of the liquid crystal in each of bright display and dark display of the transmission part. A liquid crystal display device, wherein the liquid crystal display device is disposed so as to be incident on the liquid crystal as polarized light .
前記第１偏光板の透過軸と前記第２偏光板の透過軸とは略直交であることを特徴とする液晶表示装置。 A liquid crystal display device, wherein a transmission axis of the first polarizing plate and a transmission axis of the second polarizing plate are substantially perpendicular to each other.
前記第１偏光板の透過軸と前記第２偏光板の透過軸とは略平行であることを特徴とする液晶表示装置。 The liquid crystal display device, wherein a transmission axis of the first polarizing plate and a transmission axis of the second polarizing plate are substantially parallel.
前記位相差層は前記第２基板の前記液晶側に設けられ、前記第２偏光板より入射した直線偏光の偏光方向を４５°回転させることを特徴とする液晶表示装置。 The liquid crystal display device, wherein the retardation layer is provided on the liquid crystal side of the second substrate and rotates a polarization direction of linearly polarized light incident from the second polarizing plate by 45 °.
前記位相差層によって前記反射部でのセルギャップが前記透過部でのセルギャップよりも狭められていることを特徴とする液晶表示装置。 A liquid crystal display device according to any one of claims 1 to 4 ,
The liquid crystal display device, wherein a cell gap in the reflection portion is narrower than a cell gap in the transmission portion by the retardation layer.
前記反射部でのセルギャップが前記透過部でのセルギャップよりも狭められていることを特徴とする液晶表示装置。 A liquid crystal display device, wherein a cell gap in the reflection portion is narrower than a cell gap in the transmission portion.
前記第１基板には前記第１電極、絶縁膜、前記第２電極がこの順番に積層され、前記第２電極には第１電極と対向する領域にスリットを有していることを特徴とする液晶表示装置。 The first substrate, the insulating film, and the second electrode are stacked in this order on the first substrate, and the second electrode has a slit in a region facing the first electrode. Liquid crystal display device.
前記第２電極と前記第３電極とに同一の電位が印加されることを特徴とする液晶表示装置。 A liquid crystal display device according to any one of claims 1 to 7 ,
The liquid crystal display device, wherein the same potential is applied to the second electrode and the third electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009059043A JP5397989B2 (en) | 2009-03-12 | 2009-03-12 | Liquid crystal display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009059043A JP5397989B2 (en) | 2009-03-12 | 2009-03-12 | Liquid crystal display |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2006252658A Division JP2008076501A (en) | 2006-09-19 | 2006-09-19 | Liquid crystal display |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2009122716A JP2009122716A (en) | 2009-06-04 |
| JP2009122716A5 true JP2009122716A5 (en) | 2009-10-08 |
| JP5397989B2 JP5397989B2 (en) | 2014-01-22 |
Family
ID=40814842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2009059043A Active JP5397989B2 (en) | 2009-03-12 | 2009-03-12 | Liquid crystal display |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5397989B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102662272A (en) * | 2012-04-12 | 2012-09-12 | 华映视讯（吴江）有限公司 | Semi-penetration and semi-reflection liquid crystal display and liquid crystal panel of semi-penetration and semi-reflection liquid crystal display |
| JP6496172B2 (en) | 2015-03-31 | 2019-04-03 | 大和ハウス工業株式会社 | Video display system and video display method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3681775B2 (en) * | 1995-01-09 | 2005-08-10 | アルプス電気株式会社 | Liquid crystal display element |
| JPH1090704A (en) * | 1996-09-10 | 1998-04-10 | Advanced Display:Kk | Display panel of liquid crystal display device |
| JP2001318381A (en) * | 2000-05-09 | 2001-11-16 | Matsushita Electric Ind Co Ltd | Liquid crystal display panel |
| JP2005257904A (en) * | 2004-03-10 | 2005-09-22 | Mitsubishi Electric Corp | Liquid crystal display device |
| JP4223992B2 (en) * | 2004-05-25 | 2009-02-12 | 株式会社 日立ディスプレイズ | Liquid crystal display |
| JP4816862B2 (en) * | 2004-12-16 | 2011-11-16 | ソニー株式会社 | Liquid crystal display |
| JP2008076501A (en) * | 2006-09-19 | 2008-04-03 | Epson Imaging Devices Corp | Liquid crystal display |
-
2009
- 2009-03-12 JP JP2009059043A patent/JP5397989B2/en active Active
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