JP2008116912A - 液晶表示装置及びその不良画素修復方法 - Google Patents
液晶表示装置及びその不良画素修復方法 Download PDFInfo
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- JP2008116912A JP2008116912A JP2007213280A JP2007213280A JP2008116912A JP 2008116912 A JP2008116912 A JP 2008116912A JP 2007213280 A JP2007213280 A JP 2007213280A JP 2007213280 A JP2007213280 A JP 2007213280A JP 2008116912 A JP2008116912 A JP 2008116912A
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Abstract
【解決手段】第1の絶縁基板と、第1の絶縁基板上に形成され、第1の方向に実質的に平行に配置されたゲート配線及びストレージ配線と、ゲート配線及びストレージ配線と絶縁されて交差し、実質的に第2の方向に配置されたデータ配線と、ゲート配線とデータ配線とによって定義された画素領域上に形成された画素電極と、を含み、ストレージ配線は、実質的に第1の方向に配置され且つ画素電極とオーバーラップしない水平部と、水平部から実質的に第2の方向に分枝してデータ配線とオーバーラップする垂直部と、を含む。これにより、不良画素を効率的でかつ容易に修復できる。
【選択図】図1
Description
2 カラーフィルタ基板
3 液晶層
10 第1の絶縁基板
22 ゲート線
24 ゲート電極
28 水平部
28a 折り曲げ部
29 垂直部
29a 突出部
30 ゲート絶縁膜
40 アクティブ層
55,56 オーミックコンタクト層
62 データ線
65 ソース電極
66 ドレイン電極
67 ドレイン電極拡張部
70 保護膜
72 コンタクトホール
74,76 ブリッジ電極コンタクトホール
82,82´ 画素電極
84 ブリッジ電極
100 第2の絶縁基板
120 ブラックマトリックス
130 カラーフィルタ
140 共通電極
Claims (21)
- 第1の絶縁基板と、
前記第1の絶縁基板上に第1の方向に実質的に平行に配置されたゲート配線及びストレージ配線と、
前記ゲート配線及び前記ストレージ配線と絶縁されて交差し、実質的に第2の方向に配置されたデータ配線と、
前記ゲート配線と前記データ配線とによって定義された画素領域上に形成された画素電極と、
を含み、
前記ストレージ配線は、実質的に前記第1の方向に配置され且つ前記画素電極とオーバーラップしない水平部と、前記水平部から実質的に前記第2の方向に分枝して、前記データ配線とオーバーラップする垂直部と、を含むことを特徴とする液晶表示装置。 - 前記水平部には、前記画素電極とオーバーラップしない折り曲げ部が形成されることを特徴とする請求項1に記載の液晶表示装置。
- 前記折り曲げ部は、前記ゲート配線及び前記データ配線とオーバーラップしないことを特徴とする請求項2に記載の液晶表示装置。
- 前記折り曲げ部は、U字形状であることを特徴とする請求項3に記載の液晶表示装置。
- 前記垂直部の幅は、前記データ配線の幅より広いことを特徴とする請求項1に記載の液晶表示装置。
- 前記垂直部は、前記第2の方向に沿って前記画素電極とオーバーラップすることを特徴とする請求項5に記載の液晶表示装置。
- 前記垂直部は、前記垂直部に隣接する一対の前記画素電極とオーバーラップすることを特徴とする請求項6に記載の液晶表示装置。
- 前記データ線に形成された断線部位と、
前記断線部位の両側に対応する前記データ線及び前記垂直部に形成されたレーザー短絡部位と、
前記レーザー短絡部位に隣接した画素領域に位置し、前記画素電極とオーバーラップしない一対の前記水平部に形成された一対のレーザー断線部位と、をさらに含むことを特徴とする請求項2に記載の液晶表示装置。 - 前記データ線と前記垂直部との相互間に形成された短絡部位と、
前記短絡部位に隣接した画素領域に位置し、前記画素電極とオーバーラップしない一対の前記水平部に形成された一対のレーザー断線部位と、をさらに含むことを特徴とする請求項2に記載の液晶表示装置。 - 前記ストレージ配線と前記画素電極との相互間に形成された短絡部位と、
前記短絡部位に隣接した画素領域に位置し、前記画素電極とオーバーラップしない一対の前記水平部に形成された一対のレーザー断線部位と、をさらに含むことを特徴とする請求項2に記載の液晶表示装置。 - 前記ゲート配線を中心に隣接する一対の前記ストレージ配線を電気的に接続するブリッジ電極をさらに含むことを特徴とする請求項1に記載の液晶表示装置。
- 前記ブリッジ電極は、前記一対のストレージ配線のうち何れか一つの水平部と前記一対のストレージ配線のうち他の一つの垂直部とを電気的に接続することを特徴とする請求項11に記載の液晶表示装置。
- 前記ブリッジ電極は、前記画素電極と実質的に同一な物質から成り、実質的に同一な層に形成されることを特徴とする請求項11に記載の液晶表示装置。
- 前記ブリッジ電極は、ITO又はIZOから成ることを特徴とする請求項13に記載の液晶表示装置。
- 前記画素領域は、前記画素領域に対応するカラーフィルタの種類に応じて赤色画素領域、緑色画素領域又は青色画素領域に定義され、前記ブリッジ電極は、前記青色画素領域上に形成されることを特徴とする請求項11に記載の液晶表示装置。
- 前記第1の絶縁基板に対向する第2の絶縁基板と、
前記第2の絶縁基板上に形成されて前記画素領域を区画するブラックマトリックスと、をさらに含み、
前記垂直部の幅は、前記ブラックマトリックスの幅と実質的に同一なことを特徴とする請求項1に記載の液晶表示装置。 - 前記データ線に形成された断線部位と、
前記断線部位の両側に対応する前記データ線及び前記垂直部に形成されたレーザー短絡部位と、
前記レーザー短絡部位に隣接した画素領域に位置し、前記画素電極とオーバーラップしない一対の前記水平部に形成された一対のレーザー断線部位と、をさらに含み、
前記レーザー断線部位が形成された一対の前記水平部のうち少なくとも一つは、前記ブリッジ電極と電気的に接続されることを特徴とする請求項11に記載の液晶表示装置。 - 前記データ線と前記垂直部との相互間に形成された短絡部位と、
前記短絡部位に隣接した画素領域に位置し、前記画素電極とオーバーラップしない一対の前記水平部に形成された一対のレーザー断線部位と、をさらに含み、
前記レーザー断線部位が形成された一対の前記水平部のうち少なくとも一つは、前記ブリッジ電極と電気的に接続されることを特徴とする請求項11に記載の液晶表示装置。 - 前記ストレージ配線と前記画素電極との相互間に形成された短絡部位と、
前記短絡部位に隣接した画素領域に位置し、前記画素電極とオーバーラップしない一対の前記水平部に形成された一対のレーザー断線部位と、をさらに含み、
前記レーザー断線部位が形成された一対の前記水平部のうち少なくとも一つは、前記ブリッジ電極と電気的に接続されることを特徴とする請求項11に記載の液晶表示装置。 - 請求項1の前記薄膜トランジスタ基板を提供し、
前記水平部のうち前記画素電極とオーバーラップしない部分において前記ストレージ配線を断線させること、
を含むことを特徴とする液晶表示装置の不良画素修復方法。 - 前記データ線が断線した場合、前記断線した部位の両側に対応する前記データ線及び前記ストレージ配線を導通させることをさらに含むことを特徴とする請求項20に記載の液晶表示装置の不良画素修復方法。
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2013020261A (ja) * | 2006-11-03 | 2013-01-31 | Samsung Electronics Co Ltd | 液晶表示装置及びその不良画素修復方法 |
JP2013080260A (ja) * | 2006-11-03 | 2013-05-02 | Samsung Display Co Ltd | 液晶表示装置及びその不良画素修復方法 |
US8976331B2 (en) | 2006-11-03 | 2015-03-10 | Samsung Display Co., Ltd. | Liquid crystal display device and method of repairing bad pixels therein |
US9164344B2 (en) | 2006-11-03 | 2015-10-20 | Samsung Display Co., Ltd. | Liquid crystal display device and method of repairing bad pixels therein |
US9268187B2 (en) | 2006-11-03 | 2016-02-23 | Samsung Display Co., Ltd. | Liquid crystal display device and method of repairing bad pixels therein |
Also Published As
Publication number | Publication date |
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KR20080040440A (ko) | 2008-05-08 |
KR101306239B1 (ko) | 2013-09-17 |
CN102176101B (zh) | 2014-07-09 |
JP2013080260A (ja) | 2013-05-02 |
CN101174067B (zh) | 2011-06-15 |
US8400609B2 (en) | 2013-03-19 |
US20150153601A1 (en) | 2015-06-04 |
US20110317107A1 (en) | 2011-12-29 |
US9268187B2 (en) | 2016-02-23 |
US8976331B2 (en) | 2015-03-10 |
CN102176101A (zh) | 2011-09-07 |
US20090290086A1 (en) | 2009-11-26 |
JP5571750B2 (ja) | 2014-08-13 |
US20080117349A1 (en) | 2008-05-22 |
JP5796023B2 (ja) | 2015-10-21 |
JP5190625B2 (ja) | 2013-04-24 |
US8045075B2 (en) | 2011-10-25 |
CN101174067A (zh) | 2008-05-07 |
JP2013020261A (ja) | 2013-01-31 |
US7580108B2 (en) | 2009-08-25 |
US20130215350A1 (en) | 2013-08-22 |
US20150316826A1 (en) | 2015-11-05 |
US9164344B2 (en) | 2015-10-20 |
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