JP2023063468A - 発光素子 - Google Patents
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- H—ELECTRICITY
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- H10H20/857—Interconnections, e.g. lead-frames, bond wires or solder balls
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
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- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
- F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
- F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
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- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/69—Details of refractors forming part of the light source
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
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- H10H20/01—Manufacture or treatment
- H10H20/011—Manufacture or treatment of bodies, e.g. forming semiconductor layers
- H10H20/013—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials
- H10H20/0137—Manufacture or treatment of bodies, e.g. forming semiconductor layers having light-emitting regions comprising only Group III-V materials the light-emitting regions comprising nitride materials
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- H10H20/01—Manufacture or treatment
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- H10H20/01—Manufacture or treatment
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- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
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- H10H20/80—Constructional details
- H10H20/81—Bodies
- H10H20/811—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions
- H10H20/812—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions within the light-emitting regions, e.g. having quantum confinement structures
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- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
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- H10H20/80—Constructional details
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- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
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- H10H20/824—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP
- H10H20/825—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP containing nitrogen, e.g. GaN
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Abstract
Description
3 従来の発光素子
4 発光装置
10b 半導体積層
11b 基板
20b、20b’ 第一絶縁構造
30 発光装置
30b 透明導電層
40b 反射層
41b バリア層
50b、50b’ 第二絶縁構造
60b、60b’ 接触層
70b 第三絶縁構造
80b 第一はんだパッド
90b 第二はんだパッド
100b 貫通孔
101b 第一半導体層
102b 第二半導体層
102sb 表面
103b 活性層
111b 囲み部
201b 囲み絶縁部分
203b 環状被覆エリア
301tb 開口
401tb 開口
411tb 開口
501b 開口
503b 開口
505b 外囲
600b 第一接触部分
601b 第二接触部分
602b 第三接触部分
701b 第一開口
702b 第二開口
1000b 半導体構造
1002b 内側壁
1001b 第二外側壁
1003b 第一外側壁
1011b 第一表面
1012b 第二表面
2011b 突出部
2012b 凹陥部
5051b 突出部
5052b 凹陥部
f2 故障領域
f3 故障領域
51 パッケージ基板
53 絶縁部
54 反射構造
511 第一パッド
512 第二パッド
602 ライトカバー
604 反射鏡
606 搭載部
608 発光ユニット
610 発光モジュール
612 ライトベース
614 放熱シート
616 接続部
618 電気接続素子
Claims (10)
- 発光素子であって、
第一半導体層、第二半導体層、及び前記第一半導体層と前記第二半導体層との間に位置する活性層を含む半導体構造と、
前記半導体構造を囲み、かつ前記第一半導体層の表面を露出させる囲み部と、
前記半導体構造に位置し、前記第二半導体層の上表面から延伸して前記第一半導体層の前記表面の複数の部分を被覆する複数個の突出部、及び複数個の凹陥部を含み、かつ、前記複数個の突出部及び前記複数個の凹陥部が前記囲み部に沿って交互に形成されて、前記第一半導体層の前記表面のその他の複数の部分を非連続的に露出させる第一絶縁構造と、
前記半導体構造上に形成され、前記第二半導体層の外側壁と前記囲み部を被覆し、かつ前記複数個の凹陥部によって前記第一半導体層の前記表面の前記その他の複数の部分と接触する第一接触部分と、
前記半導体構造上に形成された第一はんだパッドと、
前記半導体構造上に形成された第二はんだパッドとを含み、
前記発光素子は上面視において矩形であり、
前記第一接触部分は前記複数個の凹陥部において前記第一半導体層と接触し、かつ前記複数個の突出部において前記第一半導体層と接触しないことで、前記第一接触部分は前記第一絶縁構造に沿って凹凸上表面を有する、発光素子。 - 前記半導体構造の幾何中心に形成された第二接触部分をさらに含み、
前記第二接触部分は前記第一半導体層及び前記第二半導体層と電気的に絶縁する、請求項1に記載の発光素子。 - 前記半導体構造に形成された第三接触部分をさらに含み、
前記第三接触部分は前記第一接触部分に囲まれる、請求項1に記載の発光素子。 - 前記半導体構造の幾何中心に形成された第二接触部分をさらに含み、
前記第二接触部分は前記第一接触部分又は前記第三接触部分に接続される、請求項3に記載の発光素子。 - 前記第二半導体層と前記活性層を貫通し、前記第一半導体層を露出させる一つ又は複数個の貫通孔をさらに含む、請求項1に記載の発光素子。
- 前記発光素子はさらに基板を含み、
前記基板は基板表面を有し、
前記囲み部は前記基板表面の一部を露出させて、前記第一半導体層の側壁を前記囲み部において露出される前記基板表面の前記一部に対し傾斜させ、かつ、前記基板表面はパターン化表面を含む、請求項1に記載の発光素子。 - 前記発光素子は上面視において、前記複数個の突出部及び前記複数個の凹陥部が交互に配置され、かつ前記囲み部に位置する、請求項1に記載の発光素子。
- 前記第二半導体層に形成された透明導電層と、
前記透明導電層に形成された反射層とバリア層とを含む反射構造と、
前記反射構造に形成された第二絶縁構造とをさらに含み、
前記反射構造は前記反射層の下に形成された分布ブラッグ反射鏡(DBR)を含む、請求項1に記載の発光素子。 - 前記半導体構造に位置する第三絶縁構造をさらに含み、
前記第三絶縁構造は第一開口及び第二開口を有し、かつ前記第一はんだパッドが前記第一開口に位置し、前記第二はんだパッドが前記第二開口に位置する、請求項1に記載の発光素子。 - 前記第三絶縁構造は分布ブラッグ反射鏡を含む、請求項9に記載の発光素子。
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JP2024110990A JP2024138417A (ja) | 2017-01-26 | 2024-07-10 | 発光素子 |
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US201762450860P | 2017-01-26 | 2017-01-26 | |
US62/450,860 | 2017-01-26 | ||
JP2018010357A JP7246853B2 (ja) | 2017-01-26 | 2018-01-25 | 発光素子 |
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JP7521037B2 JP7521037B2 (ja) | 2024-07-23 |
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JP2023014605A Active JP7505057B2 (ja) | 2017-01-26 | 2023-02-02 | 発光素子 |
JP2023040286A Active JP7521037B2 (ja) | 2017-01-26 | 2023-03-15 | 発光素子 |
JP2024094771A Pending JP2024116305A (ja) | 2017-01-26 | 2024-06-12 | 発光素子 |
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US (11) | US10340423B2 (ja) |
JP (6) | JP7246853B2 (ja) |
KR (5) | KR102494108B1 (ja) |
CN (6) | CN114400275A (ja) |
DE (1) | DE102018101658A1 (ja) |
TW (8) | TWI790984B (ja) |
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TWI790984B (zh) * | 2017-01-26 | 2023-01-21 | 晶元光電股份有限公司 | 發光元件 |
JP7100980B2 (ja) | 2018-01-22 | 2022-07-14 | ローム株式会社 | Ledパッケージ |
DE102018101393A1 (de) * | 2018-01-23 | 2019-07-25 | Osram Opto Semiconductors Gmbh | Optoelektronischer halbleiterchip und verfahren zur herstellung eines optoelektronischen halbleiterchips |
US20190237629A1 (en) * | 2018-01-26 | 2019-08-01 | Lumileds Llc | Optically transparent adhesion layer to connect noble metals to oxides |
US11038085B2 (en) * | 2018-08-01 | 2021-06-15 | Epistar Corporation | Light-emitting device with a plurality of electrodes on a semiconductor stack |
CN110828503B (zh) * | 2018-08-09 | 2023-05-02 | 首尔伟傲世有限公司 | 发光元件 |
CN109728140A (zh) * | 2018-12-28 | 2019-05-07 | 映瑞光电科技(上海)有限公司 | 一种高压倒装led芯片及其形成方法 |
CN109860366A (zh) * | 2018-12-28 | 2019-06-07 | 映瑞光电科技(上海)有限公司 | 倒装led芯片 |
CN111490140B (zh) * | 2019-01-25 | 2025-01-28 | 晶元光电股份有限公司 | 发光元件 |
US11362073B2 (en) * | 2019-02-08 | 2022-06-14 | Seoul Viosys Co., Ltd. | Light emitting device including multiple transparent electrodes for display and display apparatus having the same |
US10971650B2 (en) | 2019-07-29 | 2021-04-06 | Lextar Electronics Corporation | Light emitting device |
US11764328B2 (en) * | 2019-08-13 | 2023-09-19 | Epistar Corporation | Light-emitting diode package having bump formed in wriggle shape |
CN118281133A (zh) * | 2020-03-06 | 2024-07-02 | 隆达电子股份有限公司 | 发光元件 |
TWI726685B (zh) * | 2020-04-16 | 2021-05-01 | 錼創顯示科技股份有限公司 | 微型發光元件顯示裝置 |
CN114188448B (zh) * | 2020-09-14 | 2024-05-28 | 厦门乾照光电股份有限公司 | 一种led芯片及其制作方法 |
TWI751809B (zh) * | 2020-11-18 | 2022-01-01 | 隆達電子股份有限公司 | 增進接合良率的發光二極體結構 |
KR20220102508A (ko) | 2021-01-13 | 2022-07-20 | 삼성전자주식회사 | LED(Light Emitting Diode) 패키지 및 이를 포함하는 조명 장치 |
CN115249759A (zh) * | 2021-04-28 | 2022-10-28 | 重庆康佳光电技术研究院有限公司 | Led芯片及修复方法和显示装置 |
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