JP2008103609A - 画像表示装置とその製造方法 - Google Patents
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
- H10D30/6737—Thin-film transistors [TFT] characterised by the electrodes characterised by the electrode materials
- H10D30/6739—Conductor-insulator-semiconductor electrodes
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
- G09G3/3208—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED]
- G09G3/3225—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix
- G09G3/3233—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED] organic, e.g. using organic light-emitting diodes [OLED] using an active matrix with pixel circuitry controlling the current through the light-emitting element
-
- 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
- H10D86/40—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 characterised by multiple TFTs
- H10D86/441—Interconnections, e.g. scanning lines
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- 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
- H10D86/40—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 characterised by multiple TFTs
- H10D86/481—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 characterised by multiple TFTs integrated with passive devices, e.g. auxiliary capacitors
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- 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
- H10D86/40—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 characterised by multiple TFTs
- H10D86/60—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 characterised by multiple TFTs wherein the TFTs are in active matrices
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0809—Several active elements per pixel in active matrix panels
- G09G2300/0842—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor
- G09G2300/0861—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor with additional control of the display period without amending the charge stored in a pixel memory, e.g. by means of additional select electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/67—Thin-film transistors [TFT]
- H10D30/6729—Thin-film transistors [TFT] characterised by the electrodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K71/00—Manufacture or treatment specially adapted for the organic devices covered by this subclass
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- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Thin Film Transistor (AREA)
- Liquid Crystal (AREA)
- Electrodes Of Semiconductors (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
【解決手段】ゲート電極GTを薄い下層金属GMBと上層金属GMTの積層構造とし、保持容量Cst部分の上層電極を下層金属GMBのみとする。そして、保持容量Cstの下部電極用インプラを、薄い下層金属GMBを通過させて、ソース・ドレインのインプラと同時に行う。PMOSTFTのゲート電極も下層金属GMBのみとし、ソース・ドレインのインプラと閾値調整インプラを同じレジストを利用して行う。薄膜トランジスタと保持容量をこのような構造としたことで、ホト工程とイオン注入工程が各々1工程削減でき、より短時間で、より廉価に画像表示装置のためのアクティブ・マトリクス基板が得られる。
【選択図】図2
Description
ソサイアテイ フォア インフォメーション ディスプレイ インタナショナル シンポジウム ダイジエスト オブ テクニカル ペーパーズ 172頁(Society for Information Display International Symposium Digest of Technical Papers p.172)(1999)
MDL・・・モールドケース,FPC1・・・フレキシブルプリント基板,FPC2・・・フレキシブルプリント基板,CFL・・・冷陰極蛍光ランプ,PCB・・・タイミングコントローラ,PNL・・・液晶セル,OPS・・・光学補償部材,GLB・・・導光板,POL1・・・偏光板,POL2・・・偏光板,RFS・・・反射シート,LFS・・・ランプ反射シート,SUBX・・・封止基板,PAR・・・画素領域,PLB・・・プリント基板,CTL・・・インターフェース回路チップ,CAS・・・下側ケース。
Claims (9)
- 絶縁性基板上に形成された複数のゲート線と、前記複数のゲート線にマトリクス状に交差して形成された複数のデータ線とを有し、前記ゲート線と前記データ線の交差部分に複数の画素が形成され、前記複数の画素からなる表示領域の外側に当該画素を駆動するための駆動回路を含む周辺回路が形成され、前記画素に薄膜トランジスタと保持容量とを有し、
前記周辺回路に薄膜トランジスタとを有するアクティブ・マトリクス基板で構成された画像表示装置であって、
前記ゲート線は下層金属膜と上層金属膜の積層構造であり、前記保持容量の上部電極は前記ゲート線を構成する前記下層金属膜と同層の金属膜であることを特徴とする画像表示装置。 - 請求項1において、
前記薄膜トランジスタは、nチャネル伝導型およびpチャネル伝導型の2種類からなり、一方の薄膜トランジスタのゲート電極は、前記ゲート電極と同じ構成の積層構造で、他方の薄膜トランジスタのゲート電極は前記ゲート電極の下層金属膜と同層の電極であることを特徴とする画像表示装置。 - 請求項1又は2において、
前記ゲート電極の下層金属膜は透明電極であることを特徴とする画像表示装置。 - 請求項1乃至3の何れかにおいて、
前記下層金属膜の膜厚は、前記上層金属膜の膜厚よりも薄いことを特徴とする画像表示装置。 - 請求項4において、
前記下層金属膜の膜厚は、20nm以上60nm以下であることを特徴とする画像表示装置。 - 請求項1〜5の何れかにおいて、
前記保持容量を構成する下部電極が、n型ポリシリコンを有するものと、p型ポリシリコンを有するものとで構成したことを特徴とする画像表示装置。 - 請求項1〜6の何れかにおいて、
前記薄膜トランジスタの前記ゲート電極を構成する下層金属膜と上層金属膜の幅が同一であることを特徴とする画像表示装置。 - 請求項1〜6の何れかにおいて、
前記薄膜トランジスタの前記ゲート電極を構成する下層金属膜の幅が上層金属膜の幅より広いことを特徴とする画像表示装置。 - 請求項1〜6の何れかにおいて、
前記周辺回路中の前記薄膜トランジスタの前記ゲート電極を構成する下層金属膜の幅が上層金属膜の幅より広く、前記画素中の前記薄膜トランジスタの前記ゲート電極を構成する下層金属膜と上層金属膜の幅が同一であることを特徴とする画像表示装置。
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006286235A JP5090708B2 (ja) | 2006-10-20 | 2006-10-20 | 画像表示装置とその製造方法 |
| US11/874,955 US8482003B2 (en) | 2006-10-20 | 2007-10-19 | Image display unit |
| CN200710166857A CN100592524C (zh) | 2006-10-20 | 2007-10-22 | 图像显示装置及其制造方法 |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2006286235A JP5090708B2 (ja) | 2006-10-20 | 2006-10-20 | 画像表示装置とその製造方法 |
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| Publication Number | Publication Date |
|---|---|
| JP2008103609A true JP2008103609A (ja) | 2008-05-01 |
| JP2008103609A5 JP2008103609A5 (ja) | 2009-08-20 |
| JP5090708B2 JP5090708B2 (ja) | 2012-12-05 |
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| JP2006286235A Active JP5090708B2 (ja) | 2006-10-20 | 2006-10-20 | 画像表示装置とその製造方法 |
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| Country | Link |
|---|---|
| US (1) | US8482003B2 (ja) |
| JP (1) | JP5090708B2 (ja) |
| CN (1) | CN100592524C (ja) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101826521A (zh) * | 2009-03-05 | 2010-09-08 | 株式会社半导体能源研究所 | 半导体装置 |
| WO2010113229A1 (ja) * | 2009-04-03 | 2010-10-07 | シャープ株式会社 | 半導体装置及びその製造方法 |
| WO2013183495A1 (ja) * | 2012-06-08 | 2013-12-12 | シャープ株式会社 | 半導体装置およびその製造方法 |
| JP2016197747A (ja) * | 2010-12-28 | 2016-11-24 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| JP2017085119A (ja) * | 2009-09-24 | 2017-05-18 | 株式会社半導体エネルギー研究所 | 表示装置 |
| JP2017152704A (ja) * | 2008-12-24 | 2017-08-31 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| JP2018160700A (ja) * | 2010-12-28 | 2018-10-11 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| JP2019179930A (ja) * | 2009-07-18 | 2019-10-17 | 株式会社半導体エネルギー研究所 | 表示装置 |
| JP2019186566A (ja) * | 2009-10-14 | 2019-10-24 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| JP2019197901A (ja) * | 2013-12-27 | 2019-11-14 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| JP2020021962A (ja) * | 2009-12-17 | 2020-02-06 | 株式会社半導体エネルギー研究所 | トランジスタの作製方法 |
| JP2020113794A (ja) * | 2011-01-12 | 2020-07-27 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| JP2021007157A (ja) * | 2008-12-05 | 2021-01-21 | 株式会社半導体エネルギー研究所 | 半導体装置 |
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| KR101065412B1 (ko) * | 2009-10-06 | 2011-09-16 | 삼성모바일디스플레이주식회사 | 유기 발광 표시 장치 및 그 제조 방법 |
| JP5638833B2 (ja) * | 2010-04-22 | 2014-12-10 | 株式会社ジャパンディスプレイ | 画像表示装置及びその製造方法 |
| KR101058880B1 (ko) * | 2010-05-07 | 2011-08-25 | 서울대학교산학협력단 | 액티브 소자를 구비한 led 디스플레이 장치 및 그 제조방법 |
| CN103456739A (zh) * | 2013-08-16 | 2013-12-18 | 北京京东方光电科技有限公司 | 阵列基板及其制造方法和显示装置 |
| KR102285384B1 (ko) * | 2014-09-15 | 2021-08-04 | 삼성디스플레이 주식회사 | 박막 트랜지스터 어레이 기판, 그 제조방법 및 표시 장치 |
| CN107706106A (zh) * | 2017-09-21 | 2018-02-16 | 信利(惠州)智能显示有限公司 | Amoled显示面板的制备方法 |
| KR20210099238A (ko) * | 2020-02-03 | 2021-08-12 | 삼성디스플레이 주식회사 | 표시 장치 |
| TWI721776B (zh) * | 2020-02-06 | 2021-03-11 | 友達光電股份有限公司 | 主動元件基板及其製造方法 |
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- 2006-10-20 JP JP2006286235A patent/JP5090708B2/ja active Active
-
2007
- 2007-10-19 US US11/874,955 patent/US8482003B2/en active Active
- 2007-10-22 CN CN200710166857A patent/CN100592524C/zh active Active
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| KR20210133931A (ko) * | 2008-12-05 | 2021-11-08 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 장치 |
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| JP2024001152A (ja) * | 2008-12-05 | 2024-01-09 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| KR102513832B1 (ko) | 2008-12-05 | 2023-03-23 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 반도체 장치 |
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| JP2010232651A (ja) * | 2009-03-05 | 2010-10-14 | Semiconductor Energy Lab Co Ltd | 半導体装置 |
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| WO2010113229A1 (ja) * | 2009-04-03 | 2010-10-07 | シャープ株式会社 | 半導体装置及びその製造方法 |
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| JP2016197747A (ja) * | 2010-12-28 | 2016-11-24 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| JP2020113794A (ja) * | 2011-01-12 | 2020-07-27 | 株式会社半導体エネルギー研究所 | 半導体装置 |
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| WO2013183495A1 (ja) * | 2012-06-08 | 2013-12-12 | シャープ株式会社 | 半導体装置およびその製造方法 |
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| US11380795B2 (en) | 2013-12-27 | 2022-07-05 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device comprising an oxide semiconductor film |
| JP2019197901A (ja) * | 2013-12-27 | 2019-11-14 | 株式会社半導体エネルギー研究所 | 半導体装置 |
| US11757041B2 (en) | 2013-12-27 | 2023-09-12 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
| US12142688B2 (en) | 2013-12-27 | 2024-11-12 | Semiconductor Energy Laboratory Co., Ltd. | Semiconductor device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101165907A (zh) | 2008-04-23 |
| CN100592524C (zh) | 2010-02-24 |
| US8482003B2 (en) | 2013-07-09 |
| JP5090708B2 (ja) | 2012-12-05 |
| US20080093602A1 (en) | 2008-04-24 |
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