JP4989415B2 - 有機電界発光表示装置 - Google Patents
有機電界発光表示装置 Download PDFInfo
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- JP4989415B2 JP4989415B2 JP2007275361A JP2007275361A JP4989415B2 JP 4989415 B2 JP4989415 B2 JP 4989415B2 JP 2007275361 A JP2007275361 A JP 2007275361A JP 2007275361 A JP2007275361 A JP 2007275361A JP 4989415 B2 JP4989415 B2 JP 4989415B2
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- light emitting
- organic light
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- 238000005401 electroluminescence Methods 0.000 title 1
- 239000004065 semiconductor Substances 0.000 claims description 80
- 239000003990 capacitor Substances 0.000 claims description 65
- 239000010408 film Substances 0.000 claims description 34
- 239000010409 thin film Substances 0.000 claims description 28
- 239000000758 substrate Substances 0.000 claims description 17
- 239000012535 impurity Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 239000013078 crystal Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 80
- 238000000034 method Methods 0.000 description 25
- 238000004519 manufacturing process Methods 0.000 description 17
- 238000002425 crystallisation Methods 0.000 description 8
- 230000008025 crystallization Effects 0.000 description 6
- 239000011229 interlayer Substances 0.000 description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 229910021417 amorphous silicon Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000004151 rapid thermal annealing Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 238000007429 general method Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005224 laser annealing Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/02—Details
-
- 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
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/12—Light sources with substantially two-dimensional radiating surfaces
- H05B33/26—Light sources with substantially two-dimensional radiating surfaces characterised by the composition or arrangement of the conductive material used as an electrode
-
- 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
- G09G2300/0819—Several active elements per pixel in active matrix panels used for counteracting undesired variations, e.g. feedback or autozeroing
-
- 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
- G09G2300/0852—Several active elements per pixel in active matrix panels forming a memory circuit, e.g. a dynamic memory with one capacitor being a dynamic memory with more than one capacitor
Description
112 第1半導体層
114 第2半導体層
116 第3半導体層
120 ゲート絶縁膜
132 第1電極
134 第2電極
136 ゲート電極
140 層間絶縁膜
152 第1電源電圧供給ライン
156 ソース/ドレイン電極
Claims (10)
- 第1キャパシタ領域、第2キャパシタ領域及び薄膜トランジスタ領域を含む基板と、
前記基板の第1キャパシタ領域上に位置し、不純物ドーピングされた第1領域を含む第1半導体層、第1電極及び前記第1半導体層と第1電極との間に位置する第1絶縁膜を含む第1キャパシタと、
前記基板の第2キャパシタ領域上に位置し、第2半導体層、第2電極及び前記第2半導体層と第2電極との間に位置する第2絶縁膜を含む第2キャパシタと、
前記基板の薄膜トランジスタ領域上に位置し、ソース/ドレイン領域及びチャンネル領域を含む第3半導体層、ゲート絶縁膜、ゲート電極及びソース/ドレイン電極を含む複数の薄膜トランジスタと、
前記第1キャパシタ上に位置し、前記第1領域と電気的に接続する第1電源電圧供給ラインと、
前記複数の薄膜トランジスタ上に位置し、1つまたは複数の有機発光層を含む有機電界発光ダイオードと、を含み、
前記複数の薄膜トランジスタは、
データラインと第1ノードとの間に電気的に接続する第1スイッチングトランジスタと、
前記第1電源電圧供給ラインと第2ノードとの間に電気的に接続する第2スイッチングトランジスタと、
前記第2ノードと有機電界発光ダイオードとの間に位置し、前記第1ノードの電圧による駆動電流を前記有機電界発光ダイオードに印加するための駆動トランジスタと、を含み、
前記第1キャパシタは、前記第1ノードと第1電源電圧供給ラインとの間に電気的に接続され、前記第2キャパシタは、前記第1ノードと第2ノードとの間に電気的に接続される、
ことを特徴とする有機電界発光表示装置。 - 前記第1半導体層、第2半導体層及び第3半導体層は、同一結晶構造を有する
ことを特徴とする請求項1に記載の有機電界発光表示装置。 - 前記第1絶縁膜及び第2絶縁膜は、同一物質である
ことを特徴とする請求項1に記載の有機電界発光表示装置。 - 前記第1絶縁膜、第2絶縁膜及びゲート絶縁膜は、同一物質である
ことを特徴とする請求項3に記載の有機電界発光表示装置。 - 前記第1電極は、前記第1半導体層の面積よりも前記第1領域の面積分小さい
ことを特徴とする請求項1に記載の有機電界発光表示装置。 - 前記第1電極及び第2電極は、同一物質である
ことを特徴とする請求項1に記載の有機電界発光表示装置。 - 前記第1電極、第2電極及びゲート電極は、同一物質である
ことを特徴とする請求項6に記載の有機電界発光表示装置。 - 前記第1電極と第2電極は、接触している
ことを特徴とする請求項1に記載の有機電界発光表示装置。 - 前記第1半導体層の第1領域及び前記第3半導体層のソース/ドレイン領域は、同一不純物によりドーピングされた
ことを特徴とする請求項1に記載の有機電界発光表示装置。 - 前記第1領域及び前記第3半導体層のソース/ドレイン領域は、P型不純物によりドーピングされた
ことを特徴とする請求項9に記載の有機電界発光表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2007-0061256 | 2007-06-21 | ||
KR1020070061256A KR100867926B1 (ko) | 2007-06-21 | 2007-06-21 | 유기전계발광표시장치 및 그의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009003405A JP2009003405A (ja) | 2009-01-08 |
JP4989415B2 true JP4989415B2 (ja) | 2012-08-01 |
Family
ID=39769510
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007275361A Active JP4989415B2 (ja) | 2007-06-21 | 2007-10-23 | 有機電界発光表示装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7696521B2 (ja) |
EP (1) | EP2006904B1 (ja) |
JP (1) | JP4989415B2 (ja) |
KR (1) | KR100867926B1 (ja) |
CN (1) | CN101330094B (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009003401A (ja) * | 2007-06-21 | 2009-01-08 | Samsung Sdi Co Ltd | 有機電界発光表示装置 |
US9276051B2 (en) | 2014-01-17 | 2016-03-01 | Japan Display Inc. | Light-emitting element display device |
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CN101887905B (zh) * | 2009-05-11 | 2014-01-01 | 群创光电股份有限公司 | 图像显示系统及其制造方法 |
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KR101049003B1 (ko) | 2009-12-01 | 2011-07-12 | 삼성모바일디스플레이주식회사 | 평판 표시 장치 및 그의 제조 방법 |
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KR100599791B1 (ko) | 2004-05-20 | 2006-07-13 | 삼성에스디아이 주식회사 | 발광 표시 장치 |
JP4549889B2 (ja) * | 2004-05-24 | 2010-09-22 | 三星モバイルディスプレイ株式會社 | キャパシタ及びこれを利用する発光表示装置 |
JP2005352398A (ja) | 2004-06-14 | 2005-12-22 | Tohoku Pioneer Corp | アクティブマトリクス型発光表示パネル |
JP5207581B2 (ja) * | 2004-07-16 | 2013-06-12 | 三洋電機株式会社 | 半導体装置または表示装置の駆動方法 |
KR100581805B1 (ko) | 2004-08-05 | 2006-05-23 | 삼성에스디아이 주식회사 | 발광 표시 장치 |
KR100670140B1 (ko) | 2004-08-26 | 2007-01-16 | 삼성에스디아이 주식회사 | 커패시터 |
GB0425188D0 (en) | 2004-11-16 | 2004-12-15 | Koninkl Philips Electronics Nv | Active matrix display devices |
KR101282397B1 (ko) | 2004-12-07 | 2013-07-04 | 삼성디스플레이 주식회사 | 표시 장치용 배선, 상기 배선을 포함하는 박막 트랜지스터표시판 및 그 제조 방법 |
JP5392963B2 (ja) * | 2005-04-19 | 2014-01-22 | インテレクチュアル キーストーン テクノロジー エルエルシー | 電気光学装置及び電子機器 |
KR100679717B1 (ko) * | 2005-07-25 | 2007-02-06 | 재단법인서울대학교산학협력재단 | 유기발광 표시장치의 화소 회로 |
KR200421845Y1 (ko) | 2006-04-26 | 2006-07-20 | 대기오토모티브 주식회사 | 탭 파손 감지 장치 |
KR20080048831A (ko) * | 2006-11-29 | 2008-06-03 | 엘지디스플레이 주식회사 | 유기발광다이오드 표시소자 |
KR100833760B1 (ko) * | 2007-01-16 | 2008-05-29 | 삼성에스디아이 주식회사 | 유기 전계 발광 표시 장치 |
KR100882907B1 (ko) * | 2007-06-21 | 2009-02-10 | 삼성모바일디스플레이주식회사 | 유기전계발광표시장치 |
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2007
- 2007-06-21 KR KR1020070061256A patent/KR100867926B1/ko active IP Right Grant
- 2007-10-23 JP JP2007275361A patent/JP4989415B2/ja active Active
-
2008
- 2008-01-14 US US12/013,698 patent/US7696521B2/en active Active
- 2008-02-19 EP EP08250565.2A patent/EP2006904B1/en active Active
- 2008-03-07 CN CN2008100815863A patent/CN101330094B/zh active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009003401A (ja) * | 2007-06-21 | 2009-01-08 | Samsung Sdi Co Ltd | 有機電界発光表示装置 |
US9449550B2 (en) | 2007-06-21 | 2016-09-20 | Samsung Display Co., Ltd. | Organic light emitting diode display device |
US9276051B2 (en) | 2014-01-17 | 2016-03-01 | Japan Display Inc. | Light-emitting element display device |
Also Published As
Publication number | Publication date |
---|---|
EP2006904A3 (en) | 2011-08-03 |
CN101330094A (zh) | 2008-12-24 |
US20080315189A1 (en) | 2008-12-25 |
KR100867926B1 (ko) | 2008-11-10 |
CN101330094B (zh) | 2010-12-15 |
EP2006904A2 (en) | 2008-12-24 |
EP2006904B1 (en) | 2013-05-01 |
JP2009003405A (ja) | 2009-01-08 |
US7696521B2 (en) | 2010-04-13 |
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