JP5150036B2 - 発光ダイオードチップ - Google Patents
発光ダイオードチップ Download PDFInfo
- Publication number
- JP5150036B2 JP5150036B2 JP2004316905A JP2004316905A JP5150036B2 JP 5150036 B2 JP5150036 B2 JP 5150036B2 JP 2004316905 A JP2004316905 A JP 2004316905A JP 2004316905 A JP2004316905 A JP 2004316905A JP 5150036 B2 JP5150036 B2 JP 5150036B2
- Authority
- JP
- Japan
- Prior art keywords
- emitting diode
- diode chip
- covering
- light emitting
- radiation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000005855 radiation Effects 0.000 claims description 74
- 239000004065 semiconductor Substances 0.000 claims description 63
- 238000006243 chemical reaction Methods 0.000 claims description 57
- 230000008878 coupling Effects 0.000 claims description 48
- 238000010168 coupling process Methods 0.000 claims description 48
- 238000005859 coupling reaction Methods 0.000 claims description 48
- 239000000463 material Substances 0.000 claims description 37
- 230000005670 electromagnetic radiation Effects 0.000 claims description 13
- 238000004020 luminiscence type Methods 0.000 claims description 11
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 6
- 239000005388 borosilicate glass Substances 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 238000005304 joining Methods 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims 17
- 239000012790 adhesive layer Substances 0.000 claims 2
- 239000000758 substrate Substances 0.000 description 15
- 150000001875 compounds Chemical class 0.000 description 7
- 239000010409 thin film Substances 0.000 description 5
- 239000002775 capsule Substances 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 125000005842 heteroatom Chemical group 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- LMNSBGIGCYLELB-UHFFFAOYSA-N [P].C1=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45 Chemical compound [P].C1=CC=C2C=CC=C3C4=CC=CC5=CC=CC(C1=C23)=C45 LMNSBGIGCYLELB-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 239000002223 garnet Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 238000009828 non-uniform distribution Methods 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
Images
Classifications
-
- 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
- H01L33/50—Wavelength conversion elements
-
- 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
- H01L33/58—Optical field-shaping elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/484—Connecting portions
- H01L2224/48463—Connecting portions the connecting portion on the bonding area of the semiconductor or solid-state body being a ball bond
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Led Device Packages (AREA)
- Led Devices (AREA)
Description
−半導体層列内に形成された電磁放射の少なくとも一部を半導体層列に反射し返す反射層が、支持部材の方を向いた半導体層列の第1の主平面に堆積又は形成されている;
−半導体層列は20μm以下の範囲の厚さ、特に10μmの厚さを有する;
−半導体層列は、完全混合構造を有する少なくとも1つの平面をもつ少なくとも1つの半導体層を含む。完全混合構造は、理想的なケースでは、エピタキシャル成長させたエピタキシー層列内に近似的に光のエルゴード分布を生じる。すなわち、完全混合構造は可能な限りエルゴード的な統計的分散特性を有している。
2 放射出力結合面
3 変換層
4 変換層
5 接着剤
6 被覆体
7 第1の主平面
8 第2の主平面
9 側面
10 ボンディングパッド
11 ボンディングワイヤ
12 反射層
13 回折性表面構造
14 基板
20 半導体本体
30 接合層
Claims (15)
- エピタキシャル成長させた半導体層列を有する半導体を備えた、発光ダイオードチップであって、前記半導体層列が活性層と放射出力結合面とを有しており、前記活性層が発光ダイオードの動作中に電磁放射を発し、該電磁放射の大部分が前記放射出力結合面を介して出力結合される形式の発光ダイオードチップにおいて、
前記発光ダイオードは放射を透過させる被覆体を有しており、該被覆体は、前記発光ダイオードチップの放射方向において前記放射出力結合面に後置されており、かつ前記放射出力結合面の方を向いた第1の主平面、前記放射出力結合面とは逆の方を向いた第2の主平面、及び前記第1の主平面と前記第2の主平面とを接合する側面を有しており、
前記放射出力結合面と前記被覆体との間に接合層が配置されており、該接合層は前記被覆体を前記半導体層列に直に接合し、前記被覆体を前記半導体層列に固定し、
前記接合層は、発光変換材を有する少なくとも1つの変換層と、該変換層と前記放射出力結合面との間に配置された接着層を含んでおり、
前記接着層はシリコンをベースとした接着剤を有している、ことを特徴とする発光ダイオードチップ。 - 前記接合層の厚さは最大で200μmである、請求項1記載の発光ダイオードチップ。
- 前記被覆体は放射を成形する光学素子として形成されている、請求項1又は2記載の発光ダイオードチップ。
- 前記被覆体は被覆板として形成されており、該被覆板の側面は少なくとも部分的に被覆板の主平面の延長に対して垂直でない、請求項1から3のいずれか1項記載の発光ダイオードチップ。
- 前記被覆体の側面は実質的に放物線状、双曲線状、又は楕円状に曲がっている、請求項1から4のいずれか1項記載の発光ダイオードチップ。
- 前記被覆体はCPC集光器、CEC集光器、又はCHC集光器によって形成されており、ただし、放射は集束せずに小さなビーム開きで前記被覆体から出る、請求項1から5のいずれか1項記載の発光ダイオードチップ。
- 前記被覆体の第2の主平面は少なくとも部分的に屈折性及び/又は回折性レンズのように曲がっている又は構造化されている、請求項1から6のいずれか1項記載の発光ダイオードチップ。
- 前記被覆体はホログラフィック構造を有する、請求項1から7のいずれか1項記載の発光ダイオードチップ。
- 少なくとも前記被覆体の側面に、少なくとも部分的に、前記発光ダイオードチップから発した放射を反射する1つの層又は層列が設けられている、請求項1から8のいずれか1項記載の発光ダイオードチップ。
- 前記被覆体に発光変換材が混合されている、請求項1から9のいずれか1項記載の発光ダイオードチップ。
- 前記被覆体が、実質的に、半導体層列の材料の膨張係数に実質的に等しい膨張係数を有する材料から成る、請求項1から10のいずれか1項記載の発光ダイオードチップ。
- 前記被覆体が実質的にホウケイ酸ガラスから成る、請求項11記載の発光ダイオードチップ。
- 前記接合層の厚さは最大で80μmである、請求項2記載の発光ダイオードチップ。
- 少なくとも前記被覆体の側面に、少なくとも部分的に金属層が設けられている、請求項9記載の発光ダイオードチップ。
- 前記放射出力結合面は粗面仕上げされている、請求項1から14のいずれか1項記載の発光ダイオードチップ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10351397.3 | 2003-10-31 | ||
DE10351397A DE10351397A1 (de) | 2003-10-31 | 2003-10-31 | Lumineszenzdiodenchip |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005136427A JP2005136427A (ja) | 2005-05-26 |
JP5150036B2 true JP5150036B2 (ja) | 2013-02-20 |
Family
ID=34399670
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004316905A Active JP5150036B2 (ja) | 2003-10-31 | 2004-10-29 | 発光ダイオードチップ |
Country Status (5)
Country | Link |
---|---|
US (1) | US20050151141A1 (ja) |
EP (1) | EP1528603B1 (ja) |
JP (1) | JP5150036B2 (ja) |
KR (1) | KR101249010B1 (ja) |
DE (1) | DE10351397A1 (ja) |
Families Citing this family (26)
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TW200701507A (en) * | 2005-06-24 | 2007-01-01 | Epitech Technology Corp | Light-emitting diode |
DE102005041099A1 (de) * | 2005-08-30 | 2007-03-29 | Osram Opto Semiconductors Gmbh | LED-Chip mit Glasbeschichtung und planarer Aufbau- und Verbindungstechnik |
DE102005052356A1 (de) | 2005-09-30 | 2007-04-12 | Osram Opto Semiconductors Gmbh | Beleuchtungseinheit mit Lumineszenzdiodenchip und Lichtleiter, Verfahren zum Herstellen einer Beleuchtungseinheit und LCD-Display |
US20070257271A1 (en) * | 2006-05-02 | 2007-11-08 | 3M Innovative Properties Company | Led package with encapsulated converging optical element |
US20070258241A1 (en) * | 2006-05-02 | 2007-11-08 | 3M Innovative Properties Company | Led package with non-bonded converging optical element |
US7525126B2 (en) * | 2006-05-02 | 2009-04-28 | 3M Innovative Properties Company | LED package with converging optical element |
US7390117B2 (en) * | 2006-05-02 | 2008-06-24 | 3M Innovative Properties Company | LED package with compound converging optical element |
US20070257270A1 (en) * | 2006-05-02 | 2007-11-08 | 3M Innovative Properties Company | Led package with wedge-shaped optical element |
WO2008011377A2 (en) * | 2006-07-17 | 2008-01-24 | 3M Innovative Properties Company | Led package with converging extractor |
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TWI404228B (zh) | 2007-07-12 | 2013-08-01 | Epistar Corp | 半導體發光裝置與其製造方法 |
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DE102008022542A1 (de) * | 2008-05-07 | 2009-11-12 | Osram Opto Semiconductors Gmbh | Strahlungsemittierendes Bauelement und Verfahren zu dessen Herstellung |
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DE102010043378A1 (de) * | 2010-11-04 | 2012-05-10 | Osram Opto Semiconductors Gmbh | Optoelektronisches Bauelement und Verfahren zur Herstellung eines optoelektronischen Bauelements |
DE102011080179A1 (de) * | 2011-08-01 | 2013-02-07 | Osram Ag | Wellenlängenkonversionskörper und Verfahren zu dessen Herstellung |
JP2013197309A (ja) | 2012-03-19 | 2013-09-30 | Toshiba Corp | 発光装置 |
US8974077B2 (en) | 2012-07-30 | 2015-03-10 | Ultravision Technologies, Llc | Heat sink for LED light source |
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JP6852066B2 (ja) | 2015-10-19 | 2021-03-31 | ルミレッズ ホールディング ベーフェー | テクスチャ基板を有する波長変換式発光デバイス |
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-
2003
- 2003-10-31 DE DE10351397A patent/DE10351397A1/de not_active Withdrawn
-
2004
- 2004-09-24 EP EP04022802.5A patent/EP1528603B1/de not_active Expired - Lifetime
- 2004-10-29 JP JP2004316905A patent/JP5150036B2/ja active Active
- 2004-10-30 KR KR1020040087596A patent/KR101249010B1/ko active IP Right Grant
- 2004-11-01 US US10/978,759 patent/US20050151141A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
EP1528603A8 (de) | 2005-09-07 |
EP1528603A3 (de) | 2010-08-25 |
KR101249010B1 (ko) | 2013-03-29 |
KR20050041990A (ko) | 2005-05-04 |
JP2005136427A (ja) | 2005-05-26 |
EP1528603B1 (de) | 2018-08-15 |
EP1528603A2 (de) | 2005-05-04 |
DE10351397A1 (de) | 2005-06-16 |
US20050151141A1 (en) | 2005-07-14 |
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