JP4381063B2 - アレイ基板および平面表示装置 - Google Patents
アレイ基板および平面表示装置 Download PDFInfo
- Publication number
- JP4381063B2 JP4381063B2 JP2003294584A JP2003294584A JP4381063B2 JP 4381063 B2 JP4381063 B2 JP 4381063B2 JP 2003294584 A JP2003294584 A JP 2003294584A JP 2003294584 A JP2003294584 A JP 2003294584A JP 4381063 B2 JP4381063 B2 JP 4381063B2
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- semiconductor layer
- insulating film
- gate electrode
- array substrate
- electrode wiring
- 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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- 239000000758 substrate Substances 0.000 title claims description 136
- 239000004065 semiconductor Substances 0.000 claims description 131
- 239000010408 film Substances 0.000 claims description 129
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 85
- 229920005591 polysilicon Polymers 0.000 claims description 85
- 239000010409 thin film Substances 0.000 claims description 54
- 239000011521 glass Substances 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 24
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 135
- 239000004973 liquid crystal related substance Substances 0.000 description 25
- 239000003990 capacitor Substances 0.000 description 22
- 239000011229 interlayer Substances 0.000 description 18
- 230000015556 catabolic process Effects 0.000 description 9
- 230000007547 defect Effects 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 9
- 238000003860 storage Methods 0.000 description 9
- 230000005611 electricity Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 230000003068 static effect Effects 0.000 description 8
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 229910052814 silicon oxide Inorganic materials 0.000 description 6
- 229910021417 amorphous silicon Inorganic materials 0.000 description 5
- 238000000206 photolithography Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005401 electroluminescence Methods 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 239000003870 refractory metal Substances 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000002294 plasma sputter deposition Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Liquid Crystal (AREA)
- Thin Film Transistor (AREA)
- Electroluminescent Light Sources (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
2 アレイ基板
3 透光性基板としてのガラス基板
8 薄膜トランジスタ
11 ゲート電極配線
13 画像信号配線
21 第1の半導体層としてのポリシリコン半導体層
25 第2の半導体層としてのダミーポリシリコン半導体層
31 ゲート絶縁膜
35 絶縁膜としての層間絶縁膜
41 保護膜としての平坦化膜
53 色層としてのカラーフィルタ
56 光変調層としての液晶
Claims (6)
- 透光性基板と、
第1の半導体層、ゲート絶縁膜およびゲート電極配線を備え、前記透光性基板の一主面に設けられた薄膜トランジスタと、
前記透光性基板の一主面に設けられ、前記第1の半導体層から絶縁された第2の半導体層と、
前記ゲート電極配線を含む前記ゲート絶縁膜の一主面に設けられた絶縁膜と、
前記第2の半導体層を介した前記絶縁膜の一主面に前記ゲート電極配線と交差状に設けられた画像信号配線とを具備し、
前記ゲート電極配線は、前記ゲート絶縁膜を介して前記第1の半導体層および前記第2の半導体層のそれぞれに重なっており、
前記透光性基板と前記第1の半導体層との間の容量をCaとし、
前記ゲート絶縁膜を介した前記第1の半導体層と前記ゲート電極配線との間の容量をCbとし、
前記透光性基板と前記第2の半導体層との間の容量をCcとし、
前記ゲート絶縁膜を介した前記第2の半導体層と前記ゲート電極配線との間の容量をCdとした場合に、
Ca/(Ca+Cb)<Cc/(Cc+Cd)となるように前記第2の半導体層が前記画像信号配線に沿って島状に配置されている
ことを特徴としたアレイ基板。 - 第1の半導体層および第2の半導体層は、同一工程で形成されている
ことを特徴とした請求項1記載のアレイ基板。 - ゲート絶縁膜は、第1の半導体層を含む透光性基板の一主面に設けられ、
ゲート電極配線は、前記ゲート絶縁膜の一主面に設けられている
ことを特徴とした請求項1または2記載のアレイ基板。 - 透光性基板は、ガラス基板であり、
第1の半導体層および第2の半導体層のそれぞれは、ポリシリコン膜である
ことを特徴とした請求項3記載のアレイ基板。 - 画像信号配線を含む絶縁膜の一主面に設けられた保護膜と、
この保護膜の一主面に設けられた複数の色層とを具備し、
第2の半導体層は、前記色層ごとに設けられている
ことを特徴とした請求項1ないし4いずれか記載のアレイ基板。 - 請求項1ないし5いずれか記載のアレイ基板と、
このアレイ基板の一主面に対向して設けられた光変調層と
を具備したことを特徴とした平面表示装置。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003294584A JP4381063B2 (ja) | 2003-08-18 | 2003-08-18 | アレイ基板および平面表示装置 |
SG200404390A SG109547A1 (en) | 2003-08-18 | 2004-07-16 | Circuit array substrate |
TW093121763A TWI249855B (en) | 2003-08-18 | 2004-07-21 | Circuit array substrate |
US10/911,600 US7064351B2 (en) | 2003-08-18 | 2004-08-05 | Circuit array substrate |
KR1020040064647A KR100605437B1 (ko) | 2003-08-18 | 2004-08-17 | 어레이 기판 및 평면 표시 장치 |
CNB2004100642283A CN1328621C (zh) | 2003-08-18 | 2004-08-18 | 电路阵列基板 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003294584A JP4381063B2 (ja) | 2003-08-18 | 2003-08-18 | アレイ基板および平面表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005064338A JP2005064338A (ja) | 2005-03-10 |
JP4381063B2 true JP4381063B2 (ja) | 2009-12-09 |
Family
ID=34191047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003294584A Expired - Lifetime JP4381063B2 (ja) | 2003-08-18 | 2003-08-18 | アレイ基板および平面表示装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7064351B2 (ja) |
JP (1) | JP4381063B2 (ja) |
KR (1) | KR100605437B1 (ja) |
CN (1) | CN1328621C (ja) |
SG (1) | SG109547A1 (ja) |
TW (1) | TWI249855B (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4988258B2 (ja) * | 2006-06-27 | 2012-08-01 | 三菱電機株式会社 | 液晶表示装置及びその駆動方法 |
GB2466213B (en) * | 2008-12-12 | 2013-03-06 | Cmosis Nv | Pixel array with shared readout circuitry |
KR101362467B1 (ko) * | 2012-07-10 | 2014-02-12 | 연세대학교 산학협력단 | 투명 전자파 차폐재 및 이를 포함하는 디스플레이 장치 |
JP5997958B2 (ja) | 2012-07-23 | 2016-09-28 | 株式会社ジャパンディスプレイ | 表示装置及びアレイ基板 |
US8937307B2 (en) * | 2012-08-10 | 2015-01-20 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
CN106684093B (zh) * | 2016-07-20 | 2019-07-12 | 京东方科技集团股份有限公司 | 显示基板及其制造方法、以及显示装置 |
CN108490709B (zh) * | 2018-03-29 | 2021-06-01 | 武汉华星光电技术有限公司 | 阵列基板及其制作方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6195140B1 (en) * | 1997-07-28 | 2001-02-27 | Sharp Kabushiki Kaisha | Liquid crystal display in which at least one pixel includes both a transmissive region and a reflective region |
JP3076030B2 (ja) | 1998-07-14 | 2000-08-14 | 東芝電子エンジニアリング株式会社 | アクティブマトリクス型液晶表示装置 |
CN1139837C (zh) * | 1998-10-01 | 2004-02-25 | 三星电子株式会社 | 液晶显示器用薄膜晶体管阵列基板及其制造方法 |
US6420758B1 (en) * | 1998-11-17 | 2002-07-16 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device having an impurity region overlapping a gate electrode |
NL1015202C2 (nl) * | 1999-05-20 | 2002-03-26 | Nec Corp | Actieve matrixvormige vloeiend-kristal displayinrichting. |
CN1225719C (zh) * | 1999-09-08 | 2005-11-02 | 松下电器产业株式会社 | 电路基板、使用该基板的tft阵列基板及液晶显示装置 |
KR100620847B1 (ko) * | 2001-06-05 | 2006-09-13 | 엘지.필립스 엘시디 주식회사 | 액정표시장치의 어레이기판 및 그의 제조방법 |
CN1236502C (zh) * | 2001-08-08 | 2006-01-11 | 瀚宇彩晶股份有限公司 | 薄膜晶体管阵列基板结构 |
KR20030016051A (ko) * | 2001-08-20 | 2003-02-26 | 삼성전자주식회사 | 액정 표시 장치용 박막 트랜지스터 기판 및 그 제조 방법 |
US7102168B2 (en) * | 2001-12-24 | 2006-09-05 | Samsung Electronics Co., Ltd. | Thin film transistor array panel for display and manufacturing method thereof |
-
2003
- 2003-08-18 JP JP2003294584A patent/JP4381063B2/ja not_active Expired - Lifetime
-
2004
- 2004-07-16 SG SG200404390A patent/SG109547A1/en unknown
- 2004-07-21 TW TW093121763A patent/TWI249855B/zh not_active IP Right Cessation
- 2004-08-05 US US10/911,600 patent/US7064351B2/en not_active Expired - Lifetime
- 2004-08-17 KR KR1020040064647A patent/KR100605437B1/ko active IP Right Grant
- 2004-08-18 CN CNB2004100642283A patent/CN1328621C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20050042817A1 (en) | 2005-02-24 |
TWI249855B (en) | 2006-02-21 |
JP2005064338A (ja) | 2005-03-10 |
KR100605437B1 (ko) | 2006-07-28 |
CN1328621C (zh) | 2007-07-25 |
KR20050020645A (ko) | 2005-03-04 |
US7064351B2 (en) | 2006-06-20 |
TW200524165A (en) | 2005-07-16 |
CN1584686A (zh) | 2005-02-23 |
SG109547A1 (en) | 2005-03-30 |
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