JP2004272193A - 薄膜トランジスタを具備したフラットパネルディスプレイ - Google Patents
薄膜トランジスタを具備したフラットパネルディスプレイ Download PDFInfo
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- 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
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Abstract
【解決手段】 自発光素子を具備する複数の副画素を含む画素と、前記副画素の各々に備えられた、少なくともチャンネル領域を有する半導体活性層を具備し、前記自発光素子に電流を供給するために前記自発光素子に接続されてなる、駆動用薄膜トランジスタ(20r、20g、20b)とを含むフラットパネルディスプレイであって、前記半導体活性層のチャンネル領域が、少なくとも2つの前記副画素に関して相異なる方向に配置されてなることを特徴とするフラットパネルディスプレイである。
【選択図】 図1
Description
52 データライン
53 駆動ライン
10r、10g、10b 第1TFT
20r、20g、20b 第2TFT
11r、11g、11b 第1活性層
21r、21g、21b 第2活性層
Claims (32)
- 自発光素子を具備する複数の副画素を含む画素と、
前記副画素の各々に備えられた、少なくともチャンネル領域を有する半導体活性層を具備し、前記自発光素子に電流を供給するために前記自発光素子に接続されてなる、駆動用薄膜トランジスタとを含むフラットパネルディスプレイであって、
前記半導体活性層のチャンネル領域が、少なくとも2つの前記副画素に関して相異なる方向に配置されてなることを特徴とするフラットパネルディスプレイ。 - 前記副画素は異なる色相を有する、請求項1に記載のフラットパネルディスプレイ。
- 前記チャンネル領域は、前記副画素の色相別に相異なる方向に配置されていることを特徴とする請求項2に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、同一の駆動電圧が前記副画素に加えられた際に、前記副画素の自発光素子を流れる電流値に応じて決定されてなる、請求項1に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記チャンネル領域の電子移動度に応じて決定されてなる、請求項1に記載のフラットパネルディスプレイ。
- 前記半導体活性層は多結晶シリコンからなる、請求項1に記載のフラットパネルディスプレイ。
- 前記多結晶シリコンは異方性結晶粒を有する、請求項6に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記チャンネル領域を形成する多結晶シリコンの結晶粒界の方向に応じて決定されてなる、請求項6に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、同一の駆動電圧が各副画素に加えられた際に、前記副画素を流れる電流値に比例する、前記副画素のチャンネル領域において電流が流れる方向と前記チャンネル領域を形成する前記多結晶シリコンの結晶粒界とがなす角度に応じて決定されてなる、請求項8に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記チャンネル領域の電子移動度に比例する、前記副画素のチャンネル領域において電流が流れる方向と前記チャンネル領域を形成する前記多結晶シリコンの結晶粒界とがなす角度に応じて決定されてなる、請求項9に記載のフラットパネルディスプレイ。
- 前記多結晶シリコンは、レーザーによる結晶化法により形成されてなる、請求項6に記載のフラットパネルディスプレイ。
- 自発光素子を具備する、赤色、緑色及び青色の副画素を含む画素と、
前記副画素の各々に備えられた、少なくともチャンネル領域を有する半導体活性層を具備し、前記自発光素子に電流を供給するために前記自発光素子に接続されてなる、駆動用薄膜トランジスタとを含むフラットパネルディスプレイであって、
前記半導体活性層のチャンネル領域が、前記副画素の色相別に相異なる方向に配置されてなることを特徴とするフラットパネルディスプレイ。 - 前記チャンネル領域の方向は、同一の駆動電圧が前記副画素に加えられた際に、前記副画素の自発光素子を流れる電流値に応じて決定されてなる、請求項12に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記緑色の副画素の自発光素子を流れる電流値が最も低くなる方向に決定されてなる、請求項13に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記電流値が赤色、青色及び緑色の副画素の順に低くなる方向に決定されてなる、請求項13に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記チャンネル領域の電子移動度に応じて決定されてなる、請求項12に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記緑色の副画素の駆動用薄膜トランジスタにおける前記半導体活性層のチャンネル領域の電子移動度が、最も低くなる方向に決定されてなる、請求項16に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記半導体活性層のチャンネル領域の電子移動度が、赤色、青色及び緑色の副画素の順に低くなる方向に決定されてなる、請求項16に記載のフラットパネルディスプレイ。
- 前記半導体活性層は多結晶シリコンよりなる、請求項12に記載のフラットパネルディスプレイ。
- 前記多結晶シリコンは異方性結晶粒を有する、請求項19に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記チャンネル領域を形成する多結晶シリコンの結晶粒界の方向により決定されてなる、請求項19に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記緑色の副画素のチャンネル領域において電流が流れる方向と前記緑色の副画素のチャンネル領域を形成する前記多結晶シリコンの結晶粒界とがなす角度が、他の副画素における角度より大きくなるように決定されてなる、請求項21に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記赤色の副画素のチャンネル領域において電流が流れる方向と前記赤色の副画素のチャンネル領域を形成する前記多結晶シリコンの結晶粒界とがなす角度が、他の副画素における角度より小さくなるように決定されてなる、請求項21に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記副画素のチャンネル領域において電流が流れる方向と前記チャンネル領域を形成する多結晶シリコンの結晶粒界とがなす角度が、緑色、青色及び赤色の副画素の順に小さくなる方向に決定されてなる、請求項21に記載のフラットパネルディスプレイ。
- 前記多結晶シリコンは、平行に配列された第1結晶粒界と、前記第1結晶粒界の間に前記第1結晶粒界にほぼ垂直に延びた第2結晶粒界とからなる、請求項19に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記チャンネル領域を形成する多結晶シリコンの前記第1結晶粒界の方向によって決定されてなる、請求項25に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記緑色の副画素のチャンネル領域において電流が流れる方向と前記緑色の副画素のチャンネル領域を形成する前記多結晶シリコンの第1結晶粒界とがなす角度が、他の副画素における角度より小さくなるように決定されてなる、請求項26に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記赤色の副画素のチャンネル領域において電流が流れる方向と前記赤色の副画素のチャンネル領域を形成する前記多結晶シリコンの第1結晶粒界とがなす角度が、他の副画素における角度より大きくなるように決定されてなる、請求項26に記載のフラットパネルディスプレイ。
- 前記チャンネル領域の方向は、前記副画素のチャンネル領域において電流が流れる方向と前記副画素のチャンネル領域を形成する前記多結晶シリコンの第1結晶粒界とがなす角度が、緑色、青色及び赤色の順に大きくなるように決定されてなる、請求項26に記載のフラットパネルディスプレイ。
- 前記緑色の副画素のチャンネル領域において電流が流れる方向は、前記緑色の副画素のチャンネル領域を形成する前記多結晶シリコンの第1結晶粒界に対して平行である、請求項26に記載のフラットパネルディスプレイ。
- 前記赤色の副画素のチャンネル領域において電流が流れる方向は、前記赤色の副画素のチャンネル領域を形成する前記多結晶シリコンの第1結晶粒界に対して垂直である、請求項26に記載のフラットパネルディスプレイ。
- 前記多結晶シリコンは、レーザーによる結晶化法により形成されてなる、請求項19に記載のフラットパネルディスプレイ。
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JP2008033073A (ja) * | 2006-07-31 | 2008-02-14 | Sony Corp | 表示装置およびその製造方法 |
JP2009223036A (ja) * | 2008-03-17 | 2009-10-01 | Fujifilm Corp | 有機電界発光表示装置及びその製造方法 |
JP2011014870A (ja) * | 2009-07-03 | 2011-01-20 | Samsung Mobile Display Co Ltd | 有機電界発光表示装置及びその製造方法 |
JP2011085925A (ja) * | 2009-10-15 | 2011-04-28 | Samsung Mobile Display Co Ltd | 有機電界発光表示装置及びその製造方法 |
US8654045B2 (en) | 2006-07-31 | 2014-02-18 | Sony Corporation | Display and method for manufacturing display |
JP2016040596A (ja) * | 2014-08-12 | 2016-03-24 | 上海和輝光電有限公司Everdisplay Optronics (Shanghai) Limited | 有機エレクトロルミネセンスディスプレイ |
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JP4265788B2 (ja) * | 2003-12-05 | 2009-05-20 | シャープ株式会社 | 液晶表示装置 |
KR100615211B1 (ko) * | 2004-02-26 | 2006-08-25 | 삼성에스디아이 주식회사 | 유기 전계 발광 표시장치 및 그 제조방법 |
KR100647693B1 (ko) * | 2005-05-24 | 2006-11-23 | 삼성에스디아이 주식회사 | 유기박막 트랜지스터 및 그의 제조방법과 유기 박막트랜지스터를 구비한 유기전계 발광표시장치 |
JP2007080853A (ja) * | 2005-09-09 | 2007-03-29 | Toshiba Corp | 素子形成基板、アクティブマトリクス基板及びその製造方法 |
JP4169071B2 (ja) * | 2006-05-25 | 2008-10-22 | ソニー株式会社 | 表示装置 |
KR101795691B1 (ko) * | 2010-11-11 | 2017-11-09 | 삼성디스플레이 주식회사 | 표시장치 |
CN104465673B (zh) * | 2014-12-30 | 2018-02-23 | 京东方科技集团股份有限公司 | 阵列基板及其制造方法、以及显示装置 |
US10200697B2 (en) * | 2015-07-09 | 2019-02-05 | Qualcomm Incorporated | Display stream compression pixel format extensions using subpixel packing |
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KR102546657B1 (ko) * | 2017-12-11 | 2023-06-22 | 엘지디스플레이 주식회사 | 유기발광표시장치 |
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- 2003-12-03 US US10/725,469 patent/US7265737B2/en active Active
- 2003-12-15 EP EP03090435.3A patent/EP1455396B1/en not_active Expired - Lifetime
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JP2008033073A (ja) * | 2006-07-31 | 2008-02-14 | Sony Corp | 表示装置およびその製造方法 |
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Also Published As
Publication number | Publication date |
---|---|
CN1527260A (zh) | 2004-09-08 |
US7265737B2 (en) | 2007-09-04 |
KR100496297B1 (ko) | 2005-06-17 |
JP4005952B2 (ja) | 2007-11-14 |
EP1455396B1 (en) | 2017-08-23 |
US20040183767A1 (en) | 2004-09-23 |
KR20040079081A (ko) | 2004-09-14 |
CN1293523C (zh) | 2007-01-03 |
EP1455396A1 (en) | 2004-09-08 |
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