JP5008030B2 - 液晶表示装置 - Google Patents
液晶表示装置 Download PDFInfo
- Publication number
- JP5008030B2 JP5008030B2 JP2007162038A JP2007162038A JP5008030B2 JP 5008030 B2 JP5008030 B2 JP 5008030B2 JP 2007162038 A JP2007162038 A JP 2007162038A JP 2007162038 A JP2007162038 A JP 2007162038A JP 5008030 B2 JP5008030 B2 JP 5008030B2
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- JP
- Japan
- Prior art keywords
- liquid crystal
- black matrix
- substrate
- disposed
- pixel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000004973 liquid crystal related substance Substances 0.000 title claims description 63
- 239000000758 substrate Substances 0.000 claims description 52
- 239000011159 matrix material Substances 0.000 claims description 44
- 239000002245 particle Substances 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 description 14
- 230000005684 electric field Effects 0.000 description 14
- 239000004020 conductor Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 4
- 229910052804 chromium Inorganic materials 0.000 description 4
- 239000011651 chromium Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
Images
Landscapes
- Liquid Crystal (AREA)
Description
10T 端子部 10P 画素
11 第1の偏光板 12 第1の絶縁膜
13 第1の電極 14 第2の絶縁膜
15A 第2の電極 15B 第3の電極
16 第3の絶縁膜 17 第1の平坦化膜
18 第4の絶縁膜 19 共通電極
20,118 絶縁膜 21 画素電極
22 第4の電極 23,23A,23B パネル端子
24 シール層 30 第2の透明基板
31 第2の偏光板 32A,32B,132 ブラックマトリクス
33,133 カラーフィルタ 34A,34B,134 第2の平坦化膜
34M,H1,H2,H3 開口部
41,42 導電性粒子 43 導電ペースト
50 FPC 51 FPC端子
GL 画素選択信号線 DL 表示信号線
TR 画素トランジスタ Cs 保持容量
LC 液晶層 M 液晶分子
DR 駆動回路 BL 光源
Claims (4)
- 複数の画素を含む表示部が配置された第1の基板と、
前記表示部と重畳して前記第1の基板と貼り合わされた第2の基板と、
前記第1の基板及び前記第2の基板に挟持された液晶層と、
前記画素内で前記第1の基板に配置され共通電位が供給される共通電極と、
前記画素内で前記第1の基板に配置され表示信号が供給される画素電極と、
前記第2の基板に配置され隣接する各画素の間に配置されたブラックマトリクスと、
前記ブラックマトリクスを覆う平坦化膜と、
前記表示信号のビデオセンターと略同電位の直流電位を前記ブラックマトリクスに供給する駆動回路と、
前記駆動回路が接続されている外部接続端子を含み、前記表示部に隣接して配置される端子部と、
を備え、
前記平坦化膜は、前記表示部の端部に位置する前記ブラックマトリクスを露出する開口部を、前記液晶層をシールするシール部よりも内側に有し、
前記ブラックマトリクスは、前記開口部において第1の導電性粒子を介して、前記表示部内から前記端子部に延在して前記外部接続端子と接続する配線と接続し、
前記配線は、前記表示部内では前記画素電極又は前記共通電極と同一の導電層により形成され、それより下層に配置された他の導電層を介して前記外部接続端子と接続されている液晶表示装置。 - 前記外部接続端子は、凹部を有し、前記凹部にある第2の導電性粒子を介して前記駆動回路側の端子と接続する請求項1記載の液晶表示装置。
- 前記第2の導電性粒子の粒径は、前記凹部の深さより大きい請求項2記載の液晶表示装置。
- 前記ブラックマトリクスの電気抵抗は105〜106Ω・cmである請求項1乃至3のいずれか1つに記載の液晶表示装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007162038A JP5008030B2 (ja) | 2007-06-20 | 2007-06-20 | 液晶表示装置 |
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Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007162038A JP5008030B2 (ja) | 2007-06-20 | 2007-06-20 | 液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009003043A JP2009003043A (ja) | 2009-01-08 |
JP5008030B2 true JP5008030B2 (ja) | 2012-08-22 |
Family
ID=40319525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007162038A Active JP5008030B2 (ja) | 2007-06-20 | 2007-06-20 | 液晶表示装置 |
Country Status (1)
Country | Link |
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JP (1) | JP5008030B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010204474A (ja) * | 2009-03-04 | 2010-09-16 | Toshiba Mobile Display Co Ltd | 液晶表示装置 |
KR101649699B1 (ko) * | 2009-12-18 | 2016-08-19 | 엘지디스플레이 주식회사 | 액정표시장치 및 그 제조방법 |
KR101981593B1 (ko) * | 2013-03-15 | 2019-05-24 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 그 제조 방법 |
CN104298006A (zh) * | 2014-10-20 | 2015-01-21 | 京东方科技集团股份有限公司 | 一种液晶显示面板及其测试控制方法、显示装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07199209A (ja) * | 1993-12-31 | 1995-08-04 | Casio Comput Co Ltd | 液晶表示装置 |
WO1997034188A1 (fr) * | 1996-03-14 | 1997-09-18 | Seiko Epson Corporation | Dispositif a cristaux liquides et equipment electronique |
JP4831716B2 (ja) * | 2001-03-15 | 2011-12-07 | Nltテクノロジー株式会社 | アクティブマトリクス型液晶表示装置 |
-
2007
- 2007-06-20 JP JP2007162038A patent/JP5008030B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2009003043A (ja) | 2009-01-08 |
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