JP2021534573A - 発光装置 - Google Patents
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- JP2021534573A JP2021534573A JP2021506717A JP2021506717A JP2021534573A JP 2021534573 A JP2021534573 A JP 2021534573A JP 2021506717 A JP2021506717 A JP 2021506717A JP 2021506717 A JP2021506717 A JP 2021506717A JP 2021534573 A JP2021534573 A JP 2021534573A
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- 239000010410 layer Substances 0.000 claims abstract description 295
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- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 2
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- 239000007769 metal material Substances 0.000 description 2
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- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 description 1
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- KYKLWYKWCAYAJY-UHFFFAOYSA-N oxotin;zinc Chemical compound [Zn].[Sn]=O KYKLWYKWCAYAJY-UHFFFAOYSA-N 0.000 description 1
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- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
Claims (20)
- 第1n型半導体層、第1活性層、第1p型半導体層、及び第1透明電極を含む第1発光部と、
前記第1発光部上に配置され、第2n型半導体層、第2活性層、第2p型半導体層、及び第2透明電極を含む第2発光部と、
前記第2発光部上に配置され、第3n型半導体層、第3活性層、第3p型半導体層、及び第3透明電極を含む第3発光部と、
前記第1及び第2発光部の間に配置され、接着性および電気伝導性を有する第1接続パターンを含む第1接着層と、
前記第2及び第3発光部の間に配置され、前記第2及び第3発光部を接着させ、接着性および電気伝導性を有する第2接続パターンを含む第2接着層と、を備え、
前記第3発光部は、前記第2接着層の第2接続パターンの一部を露出させるメサ構造体を有する、
発光装置。 - 前記第1透明電極、前記第2透明電極、および前記第3透明電極と電気的に接続される共通電極パッドと、
前記第1n型半導体層と電気的に接続される第1電極パッドと、
前記第2n型半導体層と電気的に接続される第2電極パッドと、
前記第3n型半導体層と電気的に接続される第3電極パッドと、をさらに含む
請求項1に記載の発光装置。 - 前記第1発光部及び前記第2発光部のそれぞれは、平面的に長方形の構造を有し、前記発光装置の第1コーナー、第2コーナー、第3コーナー、および第4コーナーのそれぞれ対応する第1領域、第2領域、第3領域、および第4領域を有し、
前記第3発光部は、平面的に長方形の構造を有し、前記発光装置の前記第2コーナー及び前記第3コーナーに対応する位置に切断部を有する、
請求項2に記載の発光装置。 - 前記第2接続パターンは、前記第2コーナー及び前記第3コーナーに対応する位置で前記第3発光部によって露出されている、
請求項2に記載の発光装置。 - 前記第1電極パッドは、前記第3発光部の外側壁と前記第2発光部の外側壁の間に配置され、
前記第2電極パッドは、前記第3発光部の外側壁と前記第2発光部の外側壁間に配置されている、
請求項3に記載の発光装置。 - 前記切断部の間における前記第3発光部の距離は、前記発光装置の前記第1コーナーおよび前記第4コーナーに対応する2つの反対のコーナー間の前記第3発光部の距離よりも短い、
請求項3に記載の発光装置。 - 前記第1透明電極、前記第2透明電極、および前記第3透明電極と前記共通電極パッドを電気的に接続する第1貫通構造体と、
前記第1n型半導体層と前記第1電極パッドを電気的に接続する第2貫通構造体と、
前記第2n型半導体層と前記第2電極パッドを電気的に接続する第3貫通構造体と、をさらに含む、
請求項2に記載の発光装置。 - 前記第1貫通構造体は、前記第1透明電極と前記第1接続パターンを電気的に接続する第1貫通パターンと、
前記第2透明電極と前記第3透明電極の間に位置し、前記第2透明電極と前記第2接続パターンを電気的に接続する第2貫通パターンと、
前記第3透明電極と前記共通電極パッドを電気的に接続する第3貫通パターンと、を含む、
請求項7に記載の発光装置。 - 前記第1貫通構造体は、前記第2接続パターンと前記第3透明電極を電気的に接続する第4貫通パターンを含み、
前記第2接続パターンは、前記第2及び第4貫通パターンの間に位置し、前記第2及び第4貫通パターンを電気的に接続し、
前記第1接続パターンは、前記第1貫通パターンと前記第2透明電極の間に位置し、前記第1貫通パターンと前記第2透明電極を電気的に接続する、
請求項8に記載の発光装置。 - 前記第2貫通パターンの外側壁を囲み、前記第2n型半導体層上に延長する第1絶縁層と、
前記第3貫通パターンの外側壁を囲む第2絶縁層と、をさらに含む、
請求項8に記載の発光装置。 - 前記第1貫通パターンは下部に比べて相対的に幅が広い上部を含み、
前記第1接続パターンは、前記上部に接続する、
請求項8に記載の発光装置。 - 前記第2貫通構造体は、
前記第1n型半導体層と前記第1接続パターンを電気的に接続する第1貫通パターンと、
前記第1接続パターンと前記第2接続パターンを電気的に接続する第2貫通パターンと、
前記第2接続パターンと前記第1電極パッドを電気的に接続する第3貫通パターンを含む、
請求項7に記載の発光装置。 - 前記第3貫通パターンは、前記第2発光部の外側壁と前記第3発光部の外側壁との間に配置されている、
請求項12に記載の発光装置。 - 前記第2接続パターン上に配置され、前記第3貫通パターンを囲み、前記第3n型半導体層の上面と同一平面に上部面を有するパッシベーション層をさらに含む、
請求項12に記載の発光装置。 - 前記第1接続パターンは、前記第1貫通パターンの外側に延長された延長部を有し、
前記第2貫通パターンは、前記第1接続パターンの延長部に接続される、
請求項12に記載の発光装置。 - 前記第1貫通パターンの中心を通る第1垂直中心軸は、前記第2貫通パターンの中心を通る第2垂直中心軸から水平方向に離隔される、
請求項12に記載の発光装置。 - 前記第3貫通構造体は、前記第3n型半導体層と前記第2接続パターンを電気的に接続する第1貫通パターンと、
前記第2接続パターンと前記第2電極パッドを電気的に接続する第2貫通パターンと、を含む、
請求項7に記載の発光装置。 - 前記第2貫通パターンは、前記第3発光部の外側壁と前記第2発光部の外側壁の間に配置されている、
請求項17に記載の発光装置。 - 前記第2接続パターン上で前記第2貫通パターンを囲み、前記第3n型半導体層の上面と同一平面に上部面を有するパッシベーション層をさらに含む、
請求項18に記載の発光装置。 - 前記第1接続パターンは、前記第1接着層と同じ高さに位置し、
前記第2接続パターンは、前記第2接着層と同じ高さに位置する、
請求項1に記載の発光装置。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201862764959P | 2018-08-17 | 2018-08-17 | |
US62/764,959 | 2018-08-17 | ||
US16/536,691 | 2019-08-09 | ||
US16/536,691 US10862006B2 (en) | 2018-08-17 | 2019-08-09 | Light emitting device |
PCT/KR2019/010324 WO2020036421A1 (ko) | 2018-08-17 | 2019-08-13 | 발광 소자 |
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EP (1) | EP3840067A4 (ja) |
JP (1) | JP2021534573A (ja) |
KR (1) | KR20210033479A (ja) |
CN (2) | CN210403762U (ja) |
BR (1) | BR112021002846A2 (ja) |
WO (1) | WO2020036421A1 (ja) |
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US10862006B2 (en) * | 2018-08-17 | 2020-12-08 | Seoul Viosys Co., Ltd. | Light emitting device |
US10879419B2 (en) | 2018-08-17 | 2020-12-29 | Seoul Viosys Co., Ltd. | Light emitting device |
US11502230B2 (en) * | 2018-11-02 | 2022-11-15 | Seoul Viosys Co., Ltd. | Light emitting device |
US11322646B2 (en) * | 2019-01-18 | 2022-05-03 | Innolux Corporation | Light-emitting diode package and electronic device |
US11211528B2 (en) * | 2019-03-13 | 2021-12-28 | Seoul Viosys Co., Ltd. | Light emitting device for display and display apparatus having the same |
US11658275B2 (en) * | 2019-10-28 | 2023-05-23 | Seoul Viosys Co., Ltd. | Light emitting device for display and LED display apparatus having the same |
US11862616B2 (en) | 2020-02-26 | 2024-01-02 | Seoul Viosys Co., Ltd. | Multi wavelength light emitting device and method of fabricating the same |
US20210375980A1 (en) * | 2020-05-28 | 2021-12-02 | Seoul Viosys Co., Ltd. | Light emitting device and display apparatus having the same |
US11489089B2 (en) * | 2020-06-19 | 2022-11-01 | Lextar Electronics Corporation | Light emitting device with two vertically-stacked light emitting cells |
CN113867043B (zh) * | 2020-06-30 | 2023-01-10 | 京东方科技集团股份有限公司 | 发光基板及其制备方法、显示装置 |
CN116741762B (zh) * | 2023-08-16 | 2023-11-24 | 江西兆驰半导体有限公司 | 一种堆叠式全彩Micro-LED芯片及其制备方法 |
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- 2019-08-13 WO PCT/KR2019/010324 patent/WO2020036421A1/ko unknown
- 2019-08-13 CN CN201921311257.3U patent/CN210403762U/zh active Active
- 2019-08-13 KR KR1020217002546A patent/KR20210033479A/ko not_active Application Discontinuation
- 2019-08-13 BR BR112021002846-3A patent/BR112021002846A2/pt unknown
- 2019-08-13 JP JP2021506717A patent/JP2021534573A/ja active Pending
- 2019-08-13 EP EP19850304.7A patent/EP3840067A4/en active Pending
- 2019-08-13 CN CN201980054431.7A patent/CN112602200A/zh active Pending
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KR20210033479A (ko) | 2021-03-26 |
US11749781B2 (en) | 2023-09-05 |
EP3840067A4 (en) | 2022-05-25 |
WO2020036421A1 (ko) | 2020-02-20 |
US20230402571A1 (en) | 2023-12-14 |
CN112602200A (zh) | 2021-04-02 |
US10862006B2 (en) | 2020-12-08 |
US20210074889A1 (en) | 2021-03-11 |
EP3840067A1 (en) | 2021-06-23 |
CN210403762U (zh) | 2020-04-24 |
BR112021002846A2 (pt) | 2021-05-18 |
US20200058825A1 (en) | 2020-02-20 |
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