JP7186754B2 - 発光装置 - Google Patents
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- JP7186754B2 JP7186754B2 JP2020164358A JP2020164358A JP7186754B2 JP 7186754 B2 JP7186754 B2 JP 7186754B2 JP 2020164358 A JP2020164358 A JP 2020164358A JP 2020164358 A JP2020164358 A JP 2020164358A JP 7186754 B2 JP7186754 B2 JP 7186754B2
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- 239000002184 metal Substances 0.000 claims description 42
- 229910052751 metal Inorganic materials 0.000 claims description 42
- 239000004065 semiconductor Substances 0.000 claims description 39
- 239000000758 substrate Substances 0.000 claims description 17
- 150000002739 metals Chemical class 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 84
- 230000005684 electric field Effects 0.000 description 17
- 230000015556 catabolic process Effects 0.000 description 11
- 230000006378 damage Effects 0.000 description 8
- 239000004020 conductor Substances 0.000 description 2
- 239000003989 dielectric material Substances 0.000 description 2
- 230000005686 electrostatic field Effects 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- H01L23/60—Protection against electrostatic charges or discharges, e.g. Faraday shields
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- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/15—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission
- H01L27/153—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars
- H01L27/156—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars two-dimensional arrays
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- H01L24/07—Structure, shape, material or disposition of the bonding areas after the connecting process
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- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
- H01L25/0753—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/0203—Particular design considerations for integrated circuits
- H01L27/0248—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/02—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies
- H01L33/20—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor bodies with a particular shape, e.g. curved or truncated substrate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/50—Circuit arrangements for operating light-emitting diodes [LED] responsive to malfunctions or undesirable behaviour of LEDs; responsive to LED life; Protective circuits
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/15—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission
- H01L27/153—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components having potential barriers, specially adapted for light emission in a repetitive configuration, e.g. LED bars
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
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- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1204—Optical Diode
- H01L2924/12041—LED
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/30—Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
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- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Led Devices (AREA)
- Led Device Packages (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
図7と類似するに、図8は、本発明の他の実施形態に従った発光装置60の電気回路を示している。導電金属13に接続される浮遊導電性55を形成することに代えて、1つの接地導電線65が、最高電位を有するLEDセル11と最低電位を有するLEDセル11との間に形成され、接地導電線65は外部に接続されることにより接地されている。
A1 第1側面
A2 第2側面
B LED
B1 第1側面
B2 第2側面
C LED
C1 LED
C2 LED
C3 LED
10 発光装置
11 LEDセル
12 破壊領域
13 導電金属
15 基板
17 第1半導体層
19 第2半導体層
21 第2絶縁層
23 第1絶縁層
40 発光装置
41 絶縁壁
47 活性層
50 発光装置
55 浮遊導電線
60 発光装置
65 接地導電線
75 ESD破壊領域
80 発光装置
90 発光装置
105 ボンディングパッド
133 電流ブロック層
135 透明な導電層
Claims (10)
- 発光ダイオード装置であって、
単独の基板と、
前記単独の基板上に配置され、かつ互いに電気的に直列接続された複数の発光ダイオードセルとを含み、
前記複数の発光ダイオードセルは、第1発光ダイオードセル、前記第1発光ダイオードセルに隣接した第2発光ダイオードセル、及び前記第1発光ダイオードセルと前記第2発光ダイオードセルとの間に直列接続されたサブ発光ダイオードセルを含み、
前記複数の発光ダイオードセルがそれぞれ、前記単独の基板上に順に設置された第1半導体層、活性層と第2半導体層を含み、
複数の導電金属は前記複数の発光ダイオードセル上に位置し、かつ前記複数の発光ダイオードセルに電気的に接続され、
トレンチは前記第1発光ダイオードセルと前記第2発光ダイオードセルとの間に位置し、
保護構造は前記トレンチを覆い、
前記保護構造は第1絶縁層と第2絶縁層とを含み、
前記第1絶縁層は前記トレンチに位置し、
前記第2絶縁層は前記第1絶縁層上に形成され、
前記第1発光ダイオードセルと前記第2発光ダイオードセルとの間に前記複数の導電金属の何れも存在せず、
前記第2絶縁層の厚さが前記第1絶縁層の厚さより大きく、かつ、前記第2絶縁層が異なる材料によって形成された複数層の複合構造を含む、発光ダイオード装置。 - 前記第1発光ダイオードセルと前記第2発光ダイオードセルの複数の前記第1半導体層が上面視において外囲を含み、複数の前記外囲がそれぞれ少なくとも一つの丸みを帯びた角を含み、
前記丸みを帯びた角の曲率半径が15μm以上である、請求項1に記載の発光ダイオード装置。 - 前記第1発光ダイオードセルと前記第2発光ダイオードセルはそれぞれ上部面を含み、
前記第1絶縁層及び前記第2絶縁層がさらに前記上部面を覆う、請求項1に記載の発光ダイオード装置。 - 前記第1発光ダイオードセルと前記第2発光ダイオードセルとの最小間隔は15μmより大きい、請求項1に記載の発光ダイオード装置。
- 前記第1発光ダイオードセルと前記第2発光ダイオードセルの複数の前記第1半導体層がそれぞれ側壁を含み、
前記第1絶縁層は、前記第1発光ダイオードセルと前記第2発光ダイオードセルの複数の前記側壁、及び前記トレンチ内に露出されている一部の前記基板を整合的に覆う、請求項1に記載の発光ダイオード装置。 - 前記第1絶縁層が異なる材料により形成された複数層の複合構造を含む、請求項1に記載の発光ダイオード装置。
- 前記サブ発光ダイオードセルは、第3発光ダイオードセル、第4発光ダイオードセル及び第5発光ダイオードセルをさらに含み、
前記第3発光ダイオードセル、前記第4発光ダイオードセル及び前記第5発光ダイオードセルは前記複数の導電金属によって直列接続される、請求項1に記載の発光ダイオード装置。 - 前記複数の導電金属の下に位置する電流ブロック層をさらに含む、請求項1に記載の発光ダイオード装置。
- 前記第1発光ダイオードセル上に位置する前記複数の導電金属の一つと前記第2発光ダイオードセル上に位置する前記複数の導電金属の一つとの最小間隔は80μmより大きい、請求項1に記載の発光ダイオード装置。
- 前記複数の導電金属は、その一部の末端部において丸みを帯びた端子金属を有し、
前記丸みを帯びた端子金属の曲率半径は、前記導電金属のその他の部分の幅より大きい、請求項1に記載の発光ダイオード装置。
Applications Claiming Priority (2)
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US37819110P | 2010-08-30 | 2010-08-30 | |
US61/378,191 | 2010-08-30 |
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JP2017133085A Division JP6772109B2 (ja) | 2010-08-30 | 2017-07-06 | 発光ダイオード装置 |
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JP2020205454A JP2020205454A (ja) | 2020-12-24 |
JP7186754B2 true JP7186754B2 (ja) | 2022-12-09 |
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JP2011185857A Active JP5917859B2 (ja) | 2010-08-30 | 2011-08-29 | 発光装置 |
JP2016015562A Active JP6174731B2 (ja) | 2010-08-30 | 2016-01-29 | 発光装置 |
JP2017133085A Active JP6772109B2 (ja) | 2010-08-30 | 2017-07-06 | 発光ダイオード装置 |
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JP2016015562A Active JP6174731B2 (ja) | 2010-08-30 | 2016-01-29 | 発光装置 |
JP2017133085A Active JP6772109B2 (ja) | 2010-08-30 | 2017-07-06 | 発光ダイオード装置 |
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US (4) | US9171883B2 (ja) |
JP (4) | JP5917859B2 (ja) |
KR (6) | KR101616094B1 (ja) |
CN (2) | CN102386175B (ja) |
DE (1) | DE102011053093B4 (ja) |
TW (5) | TWI662681B (ja) |
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US9171883B2 (en) * | 2010-08-30 | 2015-10-27 | Epistar Corporation | Light emitting device |
CN102593284B (zh) * | 2012-03-05 | 2014-06-18 | 映瑞光电科技(上海)有限公司 | 隔离深沟槽及其高压led芯片的制造方法 |
TWI549278B (zh) * | 2012-03-12 | 2016-09-11 | 晶元光電股份有限公司 | 發光二極體元件 |
CN105977369A (zh) * | 2016-05-26 | 2016-09-28 | 合肥彩虹蓝光科技有限公司 | 一种小电流高光效hv-led芯片 |
WO2019049825A1 (ja) | 2017-09-08 | 2019-03-14 | 日本電子株式会社 | 自動分析装置および検体分注機構の異常検出方法 |
JP2019072137A (ja) * | 2017-10-13 | 2019-05-16 | サミー株式会社 | 回胴式遊技機 |
JP2019072140A (ja) * | 2017-10-13 | 2019-05-16 | サミー株式会社 | 回胴式遊技機 |
CN109950280B (zh) * | 2019-02-26 | 2021-02-12 | 云谷(固安)科技有限公司 | 具有静电防护结构的装置及其制备方法 |
CN112687780B (zh) * | 2020-12-29 | 2022-02-11 | 厦门三安光电有限公司 | 一种高压发光二极管芯片 |
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