JP7482733B2 - 表示装置 - Google Patents
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- JP7482733B2 JP7482733B2 JP2020159990A JP2020159990A JP7482733B2 JP 7482733 B2 JP7482733 B2 JP 7482733B2 JP 2020159990 A JP2020159990 A JP 2020159990A JP 2020159990 A JP2020159990 A JP 2020159990A JP 7482733 B2 JP7482733 B2 JP 7482733B2
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- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 150000001893 coumarin derivatives Chemical class 0.000 description 1
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- AJNVQOSZGJRYEI-UHFFFAOYSA-N digallium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Ga+3] AJNVQOSZGJRYEI-UHFFFAOYSA-N 0.000 description 1
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- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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- VVVPGLRKXQSQSZ-UHFFFAOYSA-N indolo[3,2-c]carbazole Chemical class C1=CC=CC2=NC3=C4C5=CC=CC=C5N=C4C=CC3=C21 VVVPGLRKXQSQSZ-UHFFFAOYSA-N 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 229940079865 intestinal antiinfectives imidazole derivative Drugs 0.000 description 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 150000002605 large molecules Chemical class 0.000 description 1
- 210000004932 little finger Anatomy 0.000 description 1
- 238000010801 machine learning Methods 0.000 description 1
- 239000011156 metal matrix composite Substances 0.000 description 1
- LKKPNUDVOYAOBB-UHFFFAOYSA-N naphthalocyanine Chemical class N1C(N=C2C3=CC4=CC=CC=C4C=C3C(N=C3C4=CC5=CC=CC=C5C=C4C(=N4)N3)=N2)=C(C=C2C(C=CC=C2)=C2)C2=C1N=C1C2=CC3=CC=CC=C3C=C2C4=N1 LKKPNUDVOYAOBB-UHFFFAOYSA-N 0.000 description 1
- QEFYFXOXNSNQGX-UHFFFAOYSA-N neodymium atom Chemical compound [Nd] QEFYFXOXNSNQGX-UHFFFAOYSA-N 0.000 description 1
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- URLJKFSTXLNXLG-UHFFFAOYSA-N niobium(5+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Nb+5].[Nb+5] URLJKFSTXLNXLG-UHFFFAOYSA-N 0.000 description 1
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- 125000002971 oxazolyl group Chemical class 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
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- 229920003227 poly(N-vinyl carbazole) Polymers 0.000 description 1
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- 239000005871 repellent Substances 0.000 description 1
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- PYWVYCXTNDRMGF-UHFFFAOYSA-N rhodamine B Chemical class [Cl-].C=12C=CC(=[N+](CC)CC)C=C2OC2=CC(N(CC)CC)=CC=C2C=1C1=CC=CC=C1C(O)=O PYWVYCXTNDRMGF-UHFFFAOYSA-N 0.000 description 1
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- JBQYATWDVHIOAR-UHFFFAOYSA-N tellanylidenegermanium Chemical compound [Te]=[Ge] JBQYATWDVHIOAR-UHFFFAOYSA-N 0.000 description 1
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- 229910052984 zinc sulfide Inorganic materials 0.000 description 1
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 1
Images
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- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K30/00—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation
- H10K30/451—Organic devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation comprising a metal-semiconductor-metal [m-s-m] structure
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- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
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Description
本実施の形態では、本発明の一態様の表示装置、および表示装置を備える電子機器について説明する。
図1(A)に、表示装置10の構成例を示す。表示装置10は、基板11、基板12、発光素子21R、発光素子21B、発光素子21G、受光素子22、機能層15、導電層31、導電層32等を有する。
以下では、表示装置のより具体的な構成例について説明する。
図2(A)に、表示装置100Aの断面概略図を示す。
図2(B)に、表示装置100Bの断面概略図を示す。表示装置100Bは上記表示装置100Aと比較して、基板258を有さない点、及び基板255の向きが異なる点で、主に相違している。
図3(A)に、表示装置100Cの断面概略図を示す。表示装置100Cは上記表示装置100Bと比較して、基板152を有さない点で、主に相違している。
図3(B)に、表示装置100Dの断面概略図を示す。表示装置100Dは、上記表示装置100A等と比較して、導電層251等が保護層195の上面に設けられている点で、主に相違している。
上記では、発光素子と受光素子が、2つの共通層を有する例を示したが、これに限られない。以下では、共通層の構成が異なる例について説明する。
以下では、タッチセンサの電極として、透光性の導電膜を用いる場合の例について説明する。
以下では、タッチセンサの構成例について説明する。ここでは、静電容量方式のタッチセンサについて説明する。
図6(A)は、タッチセンサを構成する導電層の例を説明する上面概略図である。図6(A)に示すタッチセンサは、導電層251と導電層252とを有する。
以下では、上記配線Xn及び配線Ymの電極の上面形状のより具体的な例について説明する。
図8に示す構成は、図7に示す画素20の配列方向を、45度傾けた例である。導電層251X及び導電層251Yは、例えば表示装置の表示部の輪郭線、または画素に接続される配線の延伸方向に対して斜めに傾いた格子状の上面形状を有する。
図9(A)及び図9(B)に示す構成は、画素20が有する発光素子21R、発光素子21G、発光素子21B、及び受光素子22が、X方向に配列する例である。
以下では、表示装置のより具体的な例について説明する。
図11に、表示装置200Aの斜視図を示す。
図13(A)に、表示装置200Bの断面図を示す。表示装置200Bは、レンズ149及び保護層195を有する点で、主に表示装置200Aと相違している。
図14(A)に、表示装置200Cの断面図を示す。表示装置200Cは、トランジスタの構造が異なる点、遮光層BM及びレンズ149を有さない点、タッチセンサの構成が異なる点で、主に表示装置200Bと相違している。
図15に、表示装置200Dの断面図を示す。表示装置200Dは、基板の構成が異なる点で、表示装置200Cと主に相違している。
以下では、半導体層に適用可能な金属酸化物について説明する。
本実施の形態では、本発明の一態様の表示装置を適用可能なデバイス、およびデバイスを用いた認証方法等について説明する。
図16に、本発明の一態様のデバイス300のブロック図を示す。デバイス300は、制御部301と、表示部302と、記憶部304を有する。制御部301は、認証部303を有する。表示部302は、表示素子305と、受光素子306と、タッチセンサ307と、を有する。デバイス300は、例えば携帯情報端末などの電子機器に適用することができる。
以下では、デバイス300を用いた認証方法の一例について説明する。ここでは、指紋認証に係る動作について説明する。
以下では、上記とは異なる認証方法の例について説明する。図19は、デバイス300を用いた認証方法の動作に係るフローチャートである。
図21(A)に、電子機器320の概略図を示す。電子機器320は、筐体321と表示部322を有する。図21(A)には、表示部322内の1つの画素の拡大図を示している。表示部322に設けられる画素は、発光素子21R、発光素子21G、発光素子21B、及び受光素子22を有する。また、格子状の上面形状を有する導電層251が設けられ、導電層251の開口に重ねて、発光素子21R、発光素子21G、発光素子21B、及び受光素子22が配置されている。
本実施の形態では、本発明の一態様の表示装置に適用することのできる画素の構成について、図面を参照して説明する。
本実施の形態では、本発明の一態様の表示装置を適用可能な電子機器について、図面を参照して説明する。
100A~H、J:表示装置、110:受光素子、111:画素電極、112:共通層、113:活性層、114:共通層、115:共通電極、121、122:光、131、132:トランジスタ、142:接着層、143:空間、149:レンズ、151~154:基板、155:接着層、162:表示部、164:回路、165:配線、166:導電層、172:FPC、173:IC、182、184:バッファ層、190:発光素子、191:画素電極、192、194:バッファ層、193:発光層、195:保護層、195a:無機絶縁層、195b:有機絶縁層、195c:無機絶縁層、200A~D:表示装置、201、205、208、209、210:トランジスタ、204:接続部、211~215:絶縁層、216:隔壁、218:絶縁層、221:導電層、222a、b:導電層、223:導電層、225:絶縁層、228:領域、231:半導体層、231i:チャネル形成領域、231n:低抵抗領域、242:接続層、251、251t、251X、Y、252、252t:導電層、253、254:絶縁層、255、258:基板、256、257:接着層
300:デバイス、301:制御部、302:表示部、303:認証部、304:記憶部、305:表示素子、306:受光素子、307:タッチセンサ、320:電子機器、320A:電子機器、321:筐体、322:表示部、322A、B、325:領域、326:画像、330:指
Claims (4)
- 発光素子と、受光素子と、第1の導電層と、第2の導電層と、絶縁層と、を有し、
前記発光素子は、第1の画素電極と、発光層と、共通電極と、を有し、
前記受光素子は、第2の画素電極と、活性層と、前記共通電極と、を有し、
前記第1の画素電極と、前記第2の画素電極とは、同一面上に設けられ、
前記共通電極は、前記発光層を介して前記第1の画素電極と重なる部分と、前記活性層を介して前記第2の画素電極と重なる部分と、を有し、
前記第1の導電層、前記第2の導電層、及び前記絶縁層は、前記共通電極の上方に設けられ、
前記絶縁層は、前記第1の導電層の上方に設けられ、
前記第2の導電層は、前記絶縁層の上方に設けられ、
前記受光素子は、前記発光素子が発する光を受光する機能を有する、
表示装置。 - 発光素子と、受光素子と、第1の導電層と、第2の導電層と、絶縁層と、保護層と、を有し、
前記発光素子は、第1の画素電極と、発光層と、共通電極と、を有し、
前記受光素子は、第2の画素電極と、活性層と、前記共通電極と、を有し、
前記第1の画素電極と、前記第2の画素電極とは、同一面上に設けられ、
前記共通電極は、前記発光層を介して前記第1の画素電極と重なる部分と、前記活性層を介して前記第2の画素電極と重なる部分と、を有し、
前記保護層は、前記共通電極の上方に設けられ、
前記第1の導電層は、前記保護層の上方に設けられ、
前記絶縁層は、前記第1の導電層及び前記保護層の上方に設けられ、
前記第2の導電層は、前記絶縁層の上方に設けられ、
前記受光素子は、前記発光素子が発する光を受光する機能を有する、
表示装置。 - 請求項1または請求項2において、
前記第1の導電層は、複数の開口を有し、
前記発光素子は、前記第1の導電層の前記開口の一と重なり、
前記受光素子は、前記第1の導電層の前記開口の他の一と重なる、
表示装置。 - 請求項1乃至請求項3のいずれか一において、
共通層を有し、
前記共通層は、前記第1の画素電極と前記共通電極との間に位置する部分と、前記第2の画素電極と前記共通電極との間に位置する部分と、を有し、
前記発光層と、前記活性層とは、互いに異なる有機化合物を含む、
表示装置。
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