JP2022522750A - エピタキシャル側方成長層上の表面を平らにする方法 - Google Patents
エピタキシャル側方成長層上の表面を平らにする方法 Download PDFInfo
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- JP2022522750A JP2022522750A JP2021551540A JP2021551540A JP2022522750A JP 2022522750 A JP2022522750 A JP 2022522750A JP 2021551540 A JP2021551540 A JP 2021551540A JP 2021551540 A JP2021551540 A JP 2021551540A JP 2022522750 A JP2022522750 A JP 2022522750A
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- layer
- group iii
- iii nitride
- growth
- substrate
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Images
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- C30—CRYSTAL GROWTH
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- C30B25/00—Single-crystal growth by chemical reaction of reactive gases, e.g. chemical vapour-deposition growth
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Abstract
Description
本願は、以下の同時係属中かつ本発明の譲受人に譲渡された出願の35 U.S.C. Section 119(e)(米国特許法第119条(e))下の利益を主張する:
Takeshi KamikawaおよびSrinivas Gandrothulaによる「METHOD FOR FLATTENING A SURFACE ON AN EPITAXIAL LATERAL GROWTH LAYER」と題され、2019年3月1日に出願された米国仮出願第62/812,453号(弁理士整理番号第G&C 30794.0720USP1(UC 2019-409-1)号)。
(素子構造)
(素子製作)
(ステップ1:成長制限マスクを形成する)
(ステップ2:基板上でELO III族窒化物層を成長させる)
(ステップ3:ELO III族窒化物層を伴う基板がMOCVDリアクタから除去される)
(ステップ4:複数のIII族窒化物素子層を成長させる)
(成長制限マスクの有する結果と成長制限マスクを有しない結果とを比較する)
(限定されたエリアエピタキシ(LAE))
(III族窒化物素子層)
図4は、光学共振器と垂直な方向に沿って製作されたIII族窒化物半導体レーザダイオード素子110の断面側面図である。
(成長制限マスクおよびIII族窒化物素子層)
(ステップ5:素子プロセス)
(ステップ6:平坦な表面領域および側面ファセットにおける劈開のための構造を形成する)
(ステップ7:基板から素子のバーを除去する)
(バーを除去する方法)
(m面の別個のエリアにおける劈開)
(c面の別個のエリアにおける劈開)
(底層と島状半導体層との接続を回避する)
(ステップ8:素子の別個のエリアにおいてn電極を製作する)
(ステップ9:バーを別個の素子に切断する)
(ステップ10:ヒートシンクプレート上に素子を搭載する)
(ステップ11:素子のファセットをコーティングする)
(ステップ12:ヒートシンクプレートを分割する)
(ステップ13:素子をスクリーニングする)
(ステップ14:素子をパッケージの上/中に搭載する)
(LED素子を製作する)
(用語の定義)
(III族窒化物系基板)
(ヘテロ基板)
(成長制限マスク)
(III族窒化物系半導体層)
(エピタキシャル側方成長の利点)
(平坦な表面領域)
(層屈曲領域)
(半導体素子)
(ポリマー膜)
(ヒートシンクプレート)
(長い幅のヒートシンクプレート)
(溝を伴うヒートシンクプレート)
(はんだを伴うヒートシンクプレート)
(代替実施形態)
(第1の実施形態)
(第2の実施形態)
(第3の実施形態)
(第4の実施形態)
(第5の実施形態)
(第6の実施形態)
(第7の実施形態)
(第8の実施形態)
(プロセスステップ)
(修正および代替物)
(結論)
Claims (14)
- 方法であって、前記方法は、
基板上の成長制限マスクの上または上方に1つ以上のエピタキシャル側方成長(ELO)III族窒化物層を成長させることと、
前記ELO III族窒化物層のうちの隣接したものが互いに合体する前に前記ELO III族窒化物層の成長を停止させることと、
前記成長制限マスクの少なくとも一部を除去することと、
前記ELO III族窒化物層および前記基板の上または上方に1つ以上のIII族窒化物素子層を成長させることと
を含み、
前記成長制限マスクは、前記ELO III族窒化物層を成長させた後、かつ前記III族窒化物素子層のうちの少なくともいくつかを成長させる前に除去される、方法。 - 前記III族窒化物素子層は、p型層を含む、請求項1に記載の方法。
- 除去される前記成長制限マスクの前記少なくとも一部は、前記ELO III族窒化物層によって覆われていない前記成長制限マスクの少なくとも一部を含む、請求項1に記載の方法。
- 前記III族窒化物素子層は、低温成長層、インジウム含有層、アルミニウム含有層、および/またはp型層を含み、前記成長制限マスクは、前記低温成長層、インジウム含有層、アルミニウム含有層、および/またはp型層を成長させる前に除去される、請求項1に記載の方法。
- 前記成長制限マスクは、前記p型層を成長させる前に除去されることによって、前記成長制限マスクの分解に起因する前記p型層の補償を回避する、請求項4に記載の方法。
- 前記成長制限マスクは、前記III族窒化物素子層の少なくとも活性層を成長させる前に除去される、請求項1に記載の方法。
- 前記成長制限マスクは、前記III族窒化物素子層を成長させる前に除去され、前記III族窒化物素子層の成長は、前記成長制限マスクが除去された底層の成長をもたらす、請求項1に記載の方法。
- 前記ELO III族窒化物層と前記III族窒化物素子層とは、一緒に、島状III族窒化物半導体層を備え、前記底層は、前記島状III族窒化物半導体層に接続していない、請求項7に記載の方法。
- 前記ELO III族窒化物層は、前記底層が成長することを防止する高さ、または前記底層の成長を遅らせる高さを有する、請求項7に記載の方法。
- 前記底層の幅は、前記ELO III族窒化物層および前記III族窒化物素子層の側面ファセットの形状に依存する、請求項7に記載の方法。
- 前記側面ファセットの縁は、底縁線の外側に位置し、それによって、前記側面ファセットの前記縁は、成長中、ガスの供給を低減させ、それは、前記底層の幅をより長くする、請求項10に記載の方法。
- 請求項1に記載の方法によって製作される素子。
- 素子であって、前記素子は、
1つ以上のエピタキシャル側方成長(ELO)III族窒化物層上に成長させられた1つ以上のIII族窒化物素子層を備え、前記1つ以上のELO III族窒化物層は、前記素子の底部エリアを備え、前記1つ以上のIII族窒化物素子層は、縁成長を有していない、素子。 - 前記素子の側面ファセットは、底縁線の外側に位置している縁を有しておらず、それは、前記底部エリアの縁をより短くする、請求項13に記載の素子。
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000277437A (ja) * | 1999-03-24 | 2000-10-06 | Nichia Chem Ind Ltd | 窒化物半導体の成長方法及び窒化物半導体素子 |
JP2001520169A (ja) * | 1997-10-20 | 2001-10-30 | サントル、ナショナール、ド、ラ、ルシェルシュ、シアンティフィク、(セーエヌエルエス) | 窒化ガリウムのエピタキシャル層の製造方法 |
JP2002009004A (ja) * | 1999-11-15 | 2002-01-11 | Matsushita Electric Ind Co Ltd | 窒化物半導体の製造方法、窒化物半導体素子の製造方法、窒化物半導体素子、半導体発光素子及びその製造方法 |
JP2006316307A (ja) * | 2005-05-11 | 2006-11-24 | Furukawa Co Ltd | Iii族窒化物半導体基板の製造方法 |
JP2007001857A (ja) * | 2005-06-21 | 2007-01-11 | Samsung Electro Mech Co Ltd | 窒化物系化合物層の製造方法、窒化物系化合物基板の製造方法、並びに垂直構造窒化物系半導体発光素子の製造方法 |
JP2007184504A (ja) * | 2006-01-10 | 2007-07-19 | Mitsubishi Chemicals Corp | 半導体部材及びその製造方法 |
JP2014520405A (ja) * | 2011-06-20 | 2014-08-21 | ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニア | 電流アパーチャ垂直電子トランジスタ |
JP2015500573A (ja) * | 2011-12-14 | 2015-01-05 | ソウル バイオシス カンパニー リミテッドSeoul Viosys Co.,Ltd. | 半導体素子及びそれを製造する方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7560296B2 (en) * | 2000-07-07 | 2009-07-14 | Lumilog | Process for producing an epitalixal layer of galium nitride |
US6265289B1 (en) * | 1998-06-10 | 2001-07-24 | North Carolina State University | Methods of fabricating gallium nitride semiconductor layers by lateral growth from sidewalls into trenches, and gallium nitride semiconductor structures fabricated thereby |
JP4698053B2 (ja) * | 2001-03-29 | 2011-06-08 | 豊田合成株式会社 | Iii族窒化物系化合物半導体の製造方法 |
US7524691B2 (en) * | 2003-01-20 | 2009-04-28 | Panasonic Corporation | Method of manufacturing group III nitride substrate |
JP5194334B2 (ja) * | 2004-05-18 | 2013-05-08 | 住友電気工業株式会社 | Iii族窒化物半導体デバイスの製造方法 |
US7445673B2 (en) * | 2004-05-18 | 2008-11-04 | Lumilog | Manufacturing gallium nitride substrates by lateral overgrowth through masks and devices fabricated thereof |
US9123533B2 (en) * | 2012-08-10 | 2015-09-01 | Avogy, Inc. | Method and system for in-situ etch and regrowth in gallium nitride based devices |
KR20150072066A (ko) * | 2013-12-19 | 2015-06-29 | 서울바이오시스 주식회사 | 반도체 성장용 템플릿, 성장 기판 분리 방법 및 이를 이용한 발광소자 제조 방법 |
WO2019055936A1 (en) * | 2017-09-15 | 2019-03-21 | The Regents Of The University Of California | METHOD OF REMOVING A SUBSTRATE USING A CLEAVAGE TECHNIQUE |
US20210090885A1 (en) * | 2018-05-17 | 2021-03-25 | The Regents Of The University Of California | Method for dividing a bar of one or more devices |
US20220123166A1 (en) * | 2019-01-16 | 2022-04-21 | The Regents Of The University Of California | Method for removal of devices using a trench |
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Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001520169A (ja) * | 1997-10-20 | 2001-10-30 | サントル、ナショナール、ド、ラ、ルシェルシュ、シアンティフィク、(セーエヌエルエス) | 窒化ガリウムのエピタキシャル層の製造方法 |
JP2000277437A (ja) * | 1999-03-24 | 2000-10-06 | Nichia Chem Ind Ltd | 窒化物半導体の成長方法及び窒化物半導体素子 |
JP2002009004A (ja) * | 1999-11-15 | 2002-01-11 | Matsushita Electric Ind Co Ltd | 窒化物半導体の製造方法、窒化物半導体素子の製造方法、窒化物半導体素子、半導体発光素子及びその製造方法 |
JP2006316307A (ja) * | 2005-05-11 | 2006-11-24 | Furukawa Co Ltd | Iii族窒化物半導体基板の製造方法 |
JP2007001857A (ja) * | 2005-06-21 | 2007-01-11 | Samsung Electro Mech Co Ltd | 窒化物系化合物層の製造方法、窒化物系化合物基板の製造方法、並びに垂直構造窒化物系半導体発光素子の製造方法 |
JP2007184504A (ja) * | 2006-01-10 | 2007-07-19 | Mitsubishi Chemicals Corp | 半導体部材及びその製造方法 |
JP2014520405A (ja) * | 2011-06-20 | 2014-08-21 | ザ リージェンツ オブ ザ ユニバーシティ オブ カリフォルニア | 電流アパーチャ垂直電子トランジスタ |
JP2015500573A (ja) * | 2011-12-14 | 2015-01-05 | ソウル バイオシス カンパニー リミテッドSeoul Viosys Co.,Ltd. | 半導体素子及びそれを製造する方法 |
Non-Patent Citations (1)
Title |
---|
ZHELEVA T S ET AL: "Pendeo-epitaxy-a new approach for lateral growth of gallium nitride structures", M R S INTERNET JOURNAL OF NITRIDE SEMICONDUCTOR RESEARCH, JPN6022049977, 1999, US, pages 282 - 287, ISSN: 0005135030 * |
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