JP5290342B2 - 発光素子 - Google Patents
発光素子 Download PDFInfo
- Publication number
- JP5290342B2 JP5290342B2 JP2011049898A JP2011049898A JP5290342B2 JP 5290342 B2 JP5290342 B2 JP 5290342B2 JP 2011049898 A JP2011049898 A JP 2011049898A JP 2011049898 A JP2011049898 A JP 2011049898A JP 5290342 B2 JP5290342 B2 JP 5290342B2
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- JP
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- Prior art keywords
- light emitting
- layer
- electrode
- semiconductor layer
- emitting device
- Prior art date
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Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- 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
- H10H20/83—Electrodes
- H10H20/832—Electrodes characterised by their material
- H10H20/835—Reflective materials
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- 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
- H10H20/83—Electrodes
- H10H20/831—Electrodes characterised by their shape
- H10H20/8312—Electrodes characterised by their shape extending at least partially through the bodies
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H29/00—Integrated devices, or assemblies of multiple devices, comprising at least one light-emitting semiconductor element covered by group H10H20/00
- H10H29/10—Integrated devices comprising at least one light-emitting semiconductor component covered by group H10H20/00
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- 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]
- H10H20/01—Manufacture or treatment
- H10H20/011—Manufacture or treatment of bodies, e.g. forming semiconductor layers
- H10H20/018—Bonding of wafers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- 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
- H10H20/81—Bodies
- H10H20/819—Bodies characterised by their shape, e.g. curved or truncated substrates
- H10H20/82—Roughened surfaces, e.g. at the interface between epitaxial layers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
Landscapes
- Led Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Device Packages (AREA)
Description
CTot=CD
I=dQ/dt=△Q/τ=QDis/(RCD) ∴CD↑→I↓
Impedance:Z=ZR+jZIm(ZRは実部のインピーダンス、jは虚数部因子、ZImはキャパシタンス(CD)によるインピーダンス)
図6Hを参照すると、上記基板101を除去することで、実施形態による発光素子100を製造することができる。
図16を参考すると、第10実施形態による発光素子100Iには少なくとも上記発光構造物110の側面に配置されたパッシベーション層172が形成される。
Claims (11)
- 第1半導体層、活性層、及び第2半導体層を含む発光構造物と、
前記第2半導体層が露出されるように少なくとも前記第1半導体層と前記活性層とを貫通する第1キャビティと、
前記第1キャビティの内部の前記第2半導体層から前記第1キャビティの外部に延長された第1電極と、
前記第1電極から離隔し、前記第1電極の側面を囲むように前記第1半導体層の下面の縁領域に配置された第2電極と、
前記第1電極と前記発光構造物との間の第1絶縁層と、
前記第1電極と前記第2半導体層との間の第1反射層と、を含み、
前記第1電極の下面及び前記第2電極の下面は、前記第1半導体層の下面から同一高さを有し、
前記第1半導体層と前記第2電極との間に配置され、一部は前記第1電極と前記第1絶縁層の間に延長された第2反射層を含むことを特徴とする発光素子。 - 前記第1電極と前記第2反射層との間の第2絶縁層を含むことを特徴とする、請求項1に記載の発光素子。
- 前記第2絶縁層は、前記第1電極と前記第2反射層との間から延長され、前記第1及び第2電極との間の前記第2反射層の下面に配置されたことを特徴とする、請求項2に記載の発光素子。
- 前記第2絶縁層は、前記第1キャビティの内部で前記第2反射層を挟んで前記第1絶縁層と連結されることを特徴とする、請求項3に記載の発光素子。
- 前記第2半導体層の上面に凹凸形状を含むことを特徴とする、請求項4に記載の発光素子。
- 前記第1キャビティの反対側に前記第1電極を露出するように前記第2半導体層を貫通する第2キャビティと、
前記第2半導体層の上面の第1導電層と、
前記第1導電層から前記第2キャビティの内部に延長されて前記第1電極と接触する第2導電層と、
をさらに含むことを特徴とする、請求項5に記載の発光素子。 - 前記第1及び第2導電層は透光性及び伝導性を有する材質であることを特徴とする、請求項6に記載の発光素子。
- 前記第1絶縁層はキャパシタンスを形成するための誘電体であることを特徴とする、請求項7に記載の発光素子。
- 第1半導体層、活性層、及び第2半導体層を含み、前記第1半導体層、前記活性層、及び前記第2半導体層を貫通する貫通ホールを有する発光構造物と、
前記貫通ホールの内部に形成され、前記貫通ホールから外部に延長された第1電極と、
前記第1電極の側面と離隔して少なくとも前記第1電極の側面を囲むように前記第1半導体層の下面の縁領域に配置された第2電極と、
前記貫通ホールの内の前記第1電極から延長されて前記第2半導体層の上に形成された導電性部材と、
少なくとも前記貫通ホールの内の前記第1電極に接触されるように形成された絶縁部材と、
前記第1電極と前記第2半導体層との間の第1反射層と、を含み、
前記第1電極の下面及び前記第2電極の下面は、前記第1半導体層の下面から同一高さを有することを特徴とする発光素子。 - 前記第1電極は、前記導電性部材と同一な物質で形成されることを特徴とする、請求項9に記載の発光素子。
- 前記第1電極及び前記導電性部材は、透光性及び伝導性を有する材質で形成されることを特徴とする、請求項10に記載の発光素子。
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2010-0020416 | 2010-03-08 | ||
| KR1020100020416A KR100999725B1 (ko) | 2010-03-08 | 2010-03-08 | 발광 소자, 발광 소자 제조방법 및 발광 소자 패키지 |
| KR10-2010-0021089 | 2010-03-10 | ||
| KR1020100021089A KR101021005B1 (ko) | 2010-03-10 | 2010-03-10 | 발광 소자, 발광 소자 제조방법 및 발광 소자 패키지 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011187958A JP2011187958A (ja) | 2011-09-22 |
| JP5290342B2 true JP5290342B2 (ja) | 2013-09-18 |
Family
ID=44063073
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011049898A Expired - Fee Related JP5290342B2 (ja) | 2010-03-08 | 2011-03-08 | 発光素子 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8772806B2 (ja) |
| EP (1) | EP2365544B1 (ja) |
| JP (1) | JP5290342B2 (ja) |
| CN (1) | CN102194949B (ja) |
| TW (1) | TWI470832B (ja) |
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| KR100887139B1 (ko) * | 2007-02-12 | 2009-03-04 | 삼성전기주식회사 | 질화물 반도체 발광소자 및 제조방법 |
| DE102007022947B4 (de) * | 2007-04-26 | 2022-05-05 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronischer Halbleiterkörper und Verfahren zur Herstellung eines solchen |
| DE102008051048A1 (de) | 2008-10-09 | 2010-04-15 | Osram Opto Semiconductors Gmbh | Optoelektronischer Halbleiterkörper |
-
2011
- 2011-02-23 TW TW100105924A patent/TWI470832B/zh active
- 2011-02-28 EP EP11156271.6A patent/EP2365544B1/en active Active
- 2011-03-03 US US13/039,464 patent/US8772806B2/en active Active
- 2011-03-08 CN CN201110058587.8A patent/CN102194949B/zh not_active Expired - Fee Related
- 2011-03-08 JP JP2011049898A patent/JP5290342B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US8772806B2 (en) | 2014-07-08 |
| EP2365544A1 (en) | 2011-09-14 |
| TWI470832B (zh) | 2015-01-21 |
| US20110215358A1 (en) | 2011-09-08 |
| CN102194949B (zh) | 2014-04-02 |
| CN102194949A (zh) | 2011-09-21 |
| JP2011187958A (ja) | 2011-09-22 |
| TW201145589A (en) | 2011-12-16 |
| EP2365544B1 (en) | 2016-12-21 |
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