JP2013546154A - 電流拡散バスを備えた大面積発光電気パッケージ - Google Patents
電流拡散バスを備えた大面積発光電気パッケージ Download PDFInfo
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K50/00—Organic light-emitting devices
- H10K50/80—Constructional details
- H10K50/805—Electrodes
- H10K50/81—Anodes
- H10K50/814—Anodes combined with auxiliary electrodes, e.g. ITO layer combined with metal lines
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- 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
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- 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
- H10K59/17—Passive-matrix OLED displays
- H10K59/179—Interconnections, e.g. wiring lines or terminals
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- 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
- H10K59/80—Constructional details
- H10K59/805—Electrodes
- H10K59/8051—Anodes
- H10K59/80516—Anodes combined with auxiliary electrodes, e.g. ITO layer combined with metal lines
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- 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
- H10K59/80—Constructional details
- H10K59/86—Series electrical configurations of multiple OLEDs
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K2102/00—Constructional details relating to the organic devices covered by this subclass
- H10K2102/301—Details of OLEDs
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Abstract
【解決手段】本明細書では、実質的に透明な非金属導電材料を有する第1の電極層と、第1の電極層上に配置された複数の発光素子とを含む発光電気パッケージが開示される。第1の電極層が周辺領域を含み、第1の電極層に隣接し且つ周辺領域の少なくとも一部の上に細長バスが配置される。細長バスは、第1の電極層の長さ寸法にわたって電流を拡散するよう構成されている。また、透明な非金属導電性コンタクトに沿ってその縁部又は周縁部にて抵抗損失を低減することを意図した細長バス構造体が開示される。細長バスの1つの設計は、(1)導電性接着剤/金属箔/導電性接着剤の挟装構造を含み、別の設計は、(2)1以上の材料の蒸着バスを含み、更に別の設計は、(1)及び(2)を連係して利用する。
【選択図】 図1
Description
101 基板
102 透明ウルトラ障壁(UHB)層
103 アノード層
104 導電アノードコンタクト
105 有機エレクトロルミネセント材料層
106 カソード層
107 導電カノードコンタクト
108 カソードキャップ
Claims (20)
- 発光電気パッケージであって、
実質的に透明な非金属導電材料を含む第1の電極層と、
前記第1の電極層上に配置され、励起時に前記パッケージの発光領域を定める複数の発光素子と、
を備え、前記第1の電極層が周辺領域を含み、前記第1の電極層に隣接し且つ前記周辺領域の少なくとも一部の上に細長バスが配置され、該細長バスが、前記第1の電極層の長さ寸法にわたって電流を拡散するよう構成されている、発光電気パッケージ。 - 前記発光素子の少なくとも1つが、第2の電極層と、該第2の電極層及び前記第1の電極層の間に少なくとも部分的に挟装された有機エレクトロルミネセント層とを含む、請求項1に記載の発光電気パッケージ。
- 前記電気パッケージが、可撓性及び/又は共形性であるように構成され、大面積デバイスの一部である、請求項1に記載の発光電気パッケージ。
- 前記周辺領域の少なくとも一部が、前記パッケージの非発光領域であり、前記細長バスが前記非発光領域に少なくとも部分的に配置される、請求項1に記載の発光電気パッケージ。
- 前記細長バスが、延性及び/又は可撓性構造を含み、導電性であり、前記パッケージの発光領域にわたって一様な輝度を強化するよう構成されている、請求項1に記載の発光電気パッケージ。
- 前記細長バスがバス材料を含み、前記実質的に透明な非金属導電材料が電子親和力を有し、前記バス材料が、前記電子親和力の約30%以内である仕事関数を有する、請求項1に記載の発光電気パッケージ。
- 前記細長バスが、約100GPa未満の剛性係数を有するバス材料を含む、請求項1に記載の発光電気パッケージ。
- 前記細長バスが、Al、 Sn、 Sb、 Ni、 Mo、 Ga、 C、 In、 Zn、並びにこれらの合金、複合材及び組合せから選択されたバス材料を含む、請求項1に記載の発光電気パッケージ。
- 前記細長バスが、導電性材料の薄膜を含む、請求項1に記載の発光電気パッケージ。
- 前記薄膜が、約100nm〜約1000nmの厚さを有する蒸着薄膜を含む、請求項9に記載の発光電気パッケージ。
- 前記薄膜が、少なくとも約500nmの厚さを有する蒸着薄膜を含む、請求項9に記載の発光電気パッケージ。
- 前記薄膜に隣接した導電性接着材料を含む補足的な細長バスを更に備える、請求項9に記載の発光電気パッケージ。
- 前記細長バスが、導電性接着材料を含む、請求項1に記載の発光電気パッケージ。
- 前記細長バスが、導電性接着材料のフィルム間に挟装された金属箔の構造体を含む、請求項13に記載の発光電気パッケージ。
- 前記複数の発光素子が、直列、並列、又は直並列配列で電気的に結合される、請求項1に記載の発光電気パッケージ。
- 前記非金属導電性材料が、透明な導電性酸化物又は透明な導電性有機ポリマーを含む、請求項1に記載の発光電気パッケージ。
- 前記複数の発光素子の密閉のため透明障壁と裏側層とを更に備える、請求項1に記載の発光電気パッケージ。
- 裏側層が、前記複数の発光素子を外部バスに電気的に結合するのを促進するための少なくとも1つの貫通アパーチャを含み、前記パッケージのアノード又はカソードに導電性パッチが電気的に結合され、該パッチが前記少なくとも1つの貫通アパーチャを覆う、請求項17に記載の発光電気パッケージ。
- 前記導電性パッチが前記細長バスと電気的に導通している、請求項18に記載の発光電気パッケージ。
- 共形性大面積発光電気パッケージであって、
透明な導電性酸化物を含むほぼ平坦なアノード層と、
前記アノード層上に配置された複数の有機発光素子と、
を備え、前記発光素子の少なくとも1つが、有機エレクトロルミネセント層及びカソード層を含み、前記複数の発光素子が、通電時に前記パッケージの発光領域を定め、前記アノード層が更に非発光の周辺領域を含み、前記アノード層に隣接し且つ前記非発光の周辺領域の少なくとも一部上に細長バスが配置され、該細長バスがバス材料を含み、前記透明な導電性酸化物が電子親和力を有し、前記バス材料が、前記電子親和力の約30%以内である仕事関数を有し、前記細長バスが、前記アノード層の長さ寸法にわたって電流を拡散するよう構成されている、発光電気パッケージ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/972,913 US8692457B2 (en) | 2010-12-20 | 2010-12-20 | Large area light emitting electrical package with current spreading bus |
US12/972,913 | 2010-12-20 | ||
PCT/US2011/061409 WO2012087468A1 (en) | 2010-12-20 | 2011-11-18 | Large area light emitting electrical package with current spreading bus |
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TW201246643A (en) | 2012-11-16 |
JP6285183B2 (ja) | 2018-02-28 |
US20120153812A1 (en) | 2012-06-21 |
KR101920509B1 (ko) | 2018-11-20 |
TWI552403B (zh) | 2016-10-01 |
KR20130129248A (ko) | 2013-11-27 |
WO2012087468A1 (en) | 2012-06-28 |
EP2656686A1 (en) | 2013-10-30 |
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