JP6366799B1 - マイクロledモジュール及びその製造方法 - Google Patents
マイクロledモジュール及びその製造方法 Download PDFInfo
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- JP6366799B1 JP6366799B1 JP2017153436A JP2017153436A JP6366799B1 JP 6366799 B1 JP6366799 B1 JP 6366799B1 JP 2017153436 A JP2017153436 A JP 2017153436A JP 2017153436 A JP2017153436 A JP 2017153436A JP 6366799 B1 JP6366799 B1 JP 6366799B1
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- Prior art keywords
- micro led
- laser beam
- solder
- electrode pad
- solders
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 239000000758 substrate Substances 0.000 claims abstract description 163
- 229910000679 solder Inorganic materials 0.000 claims abstract description 122
- 238000000034 method Methods 0.000 claims description 35
- 238000010438 heat treatment Methods 0.000 claims description 33
- 230000003287 optical effect Effects 0.000 claims description 7
- 229910052594 sapphire Inorganic materials 0.000 description 34
- 239000010980 sapphire Substances 0.000 description 34
- 239000004065 semiconductor Substances 0.000 description 27
- 238000001816 cooling Methods 0.000 description 15
- 239000000463 material Substances 0.000 description 13
- 238000012423 maintenance Methods 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 8
- 229910007637 SnAg Inorganic materials 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 6
- 238000005530 etching Methods 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000007747 plating Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000002161 passivation Methods 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 3
- 238000000206 photolithography Methods 0.000 description 3
- 230000008602 contraction Effects 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 229910002601 GaN Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
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Abstract
Description
前記マイクロLEDは、前記多数のLEDセルの各々に個別電極パッドが形成され、前記フリップチップボンディングする段階は、前記LEDセル及び前記個別電極パッドを順次通過するレーザービームで前記個別電極パッドと前記サブマウント基板との間に位置するソルダーを加熱し得る。
前記個別電極パッドは、レーザービーム透過性を有し得る。
前記個別電極パッドは、レーザービームが通過する空洞を含み得る。
前記マイクロLEDは、前記多数のLEDセルの周辺のエピ層の表面に共通電極パッドが形成され、前記フリップチップボンディングする段階は、前記エピ層及び前記共通電極パッドを順次通過するレーザービームで前記共通電極パッドと前記サブマウント基板との間に位置するソルダーを加熱し得る。
前記共通電極パッドは、レーザービーム透過性を有し得る。
前記共通電極パッドは、レーザービームが通過する空洞を含み得る。
前記フリップチップボンディングする段階は、前記マイクロLEDの一側から前記マイクロLEDの他側に前記マイクロLEDを垂直に通過する多数のレーザービームで前記多数のソルダーを加熱し、前記多数のレーザービームは、基板及びLEDセルがないエピ層を通過するレーザービームと、基板及びLEDセルがあるエピ層を通過するレーザービームとを含み得る。
前記フリップチップボンディングする段階は、前記マイクロLEDの一側から前記マイクロLEDの他側に前記マイクロLEDを垂直に通過する多数のレーザービームで前記多数のソルダーを加熱し、前記多数のレーザービームは、前記多数のソルダーにそれぞれ集束される集束レンズを用い得る。
前記フリップチップボンディングする段階は、前記マイクロLEDの一側から前記マイクロLEDの他側に前記マイクロLEDを垂直に通過する多数のレーザービームで前記多数のソルダーを加熱するために、前記多数のソルダーの配列に対応する配列で前記マイクロLEDの一側に多数のレーザービーム照射ユニットを配列し得る。
前記フリップチップボンディングする段階は、前記マイクロLEDの一側から前記マイクロLEDの他側に前記マイクロLEDを垂直に通過する多数のレーザービームで前記多数のソルダーを加熱するために、前記多数のソルダーの配列に対応する配列で前記マイクロLEDの一側に多数のレーザービーム照射ユニットを配列し、前記多数のレーザービーム照射ユニットは、レーザー光源に連結されたオプティックガイドと、前記オプティックガイドを通過したレーザービームを平行ビームにするコリメーターと、平行ビームになったレーザービームの断面サイズを調節するビーム調節機と、前記ビーム調節機で調節されたレーザービームを前記多数のソルダーにそれぞれ集束させる集束レンズと、を含み得る。
前記フリップチップボンディングする段階は、前記多数のソルダーと多数のレーザービームとを1:1でマッチングさせ、前記多数のレーザービームで前記多数のソルダーを加熱し得る。
前記フリップチップボンディングする段階は、多数のレーザービーム照射ユニットを前記多数のソルダーと1:1でマッチングさせ、前記多数のレーザービーム照射ユニットが照射したレーザービームで前記多数のソルダーをそれぞれ加熱し得る。
前記フリップチップボンディングする段階は、一つのレーザービーム照射ユニットを2個以上のソルダーと1:n(nは2以上の自然数)でマッチングさせ、前記一つのレーザービーム照射ユニットを線状又はジグザグ状に移動させながら、前記一つのレーザービーム照射ユニットが照射したレーザービームで前記2個以上のソルダーを加熱し得る。
前記フリップチップボンディングする段階は、2個以上のレーザービーム照射ユニットを2個以上のソルダーグループにそれぞれマッチングさせ、前記2個以上のレーザービーム照射ユニットが各ソルダーグループ内の各ソルダーをそれぞれ加熱し得る。
前記個別電極パッド又は前記共通電極パッドは、前記レーザービームを透過する材料で形成され得る。
前記個別電極パッド又は前記共通電極パッドは、前記レーザービームを通過させる空洞を含み得る。
5b 第1温度調節部
6a 第2チャック
6b 第2温度調節部
100 マイクロLED
101 溝
102 露出領域
130 LEDセル
131 サファイア基板
132 n型半導体層
133 活性層
134 p型半導体層
140 共通電極パッド(n型電極パッド)
142、152 空洞
150 個別電極パッド(p型電極パッド)
160、250 不動態層
162 第1パッド露出ホール
164 第2パッド露出ホール
200 サブマウント基板
201 基板母材
240 個別電極
252、302 電極露出ホール
260 Cuピラーバンプ
261 UBM(Under Bump Metallurgy)
262 Cuピラー
263 (SnAg)ソルダー(キャップ)
300 感光性PR(Photoresist)
1000 レーザービーム照射ユニット
1100 オプティックガイド
1200 コリメーター
1300 ビーム調節機
1400 集束レンズ
Claims (13)
- 多数のLEDセルを含み、前記多数のLEDセルの各々にレーザービームが通過する空洞を含む個別電極パッドが形成されたマイクロLEDを準備する段階と、
前記マイクロLEDに形成された多数の個別電極パッドに対応する多数の個別電極を含むサブマウント基板を準備する段階と、
前記多数の個別電極パッドと前記多数の個別電極との間に位置する多数のソルダーを用いて前記マイクロLEDを前記サブマウント基板にフリップチップボンディングする段階と、を有し、
前記フリップチップボンディングする段階は、前記多数の個別電極パッドと前記サブマウント基板との間に位置する前記多数のソルダーを前記LEDセル及び前記個別電極パッドの空洞を順次通過するレーザービームで加熱することを特徴とするマイクロLEDモジュールの製造方法。 - 前記フリップチップボンディングする段階は、多数のレーザービームで前記多数のソルダーをそれぞれ局所的に加熱することを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。
- 前記マイクロLEDは、前記多数のLEDセルの周辺のエピ層の表面にレーザービームが通過する空洞を含む共通電極パッドが形成され、
前記フリップチップボンディングする段階は、前記エピ層及び前記共通電極パッドの空洞を順次通過するレーザービームで前記共通電極パッドと前記サブマウント基板との間に位置するソルダーを加熱することを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。 - 前記フリップチップボンディングする段階は、前記マイクロLEDの一側から前記マイクロLEDの他側に前記マイクロLEDを垂直に通過する多数のレーザービームで前記多数のソルダーを加熱し、
前記多数のレーザービームは、
基板及びLEDセルがないエピ層を通過するレーザービームと、
基板及びLEDセルがあるエピ層を通過するレーザービームと、を含むことを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。 - 前記フリップチップボンディングする段階は、前記マイクロLEDの一側から前記マイクロLEDの他側に前記マイクロLEDを垂直に通過する多数のレーザービームで前記多数のソルダーを加熱し、
前記多数のレーザービームは、前記多数のソルダーにそれぞれ集束される集束レンズを用いることを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。 - 前記フリップチップボンディングする段階は、前記マイクロLEDの一側から前記マイクロLEDの他側に前記マイクロLEDを垂直に通過する多数のレーザービームで前記多数のソルダーを加熱するために、前記多数のソルダーの配列に対応する配列で前記マイクロLEDの一側に多数のレーザービーム照射ユニットを配列することを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。
- 前記フリップチップボンディングする段階は、前記マイクロLEDの一側から前記マイクロLEDの他側に前記マイクロLEDを垂直に通過する多数のレーザービームで前記多数のソルダーを加熱するために、前記多数のソルダーの配列に対応する配列で前記マイクロLEDの一側に多数のレーザービーム照射ユニットを配列し、
前記多数のレーザービーム照射ユニットは、
レーザー光源に連結されたオプティックガイドと、
前記オプティックガイドを通過したレーザービームを平行ビームにするコリメーターと、
平行ビームになったレーザービームの断面サイズを調節するビーム調節機と、
前記ビーム調節機で調節されたレーザービームを前記多数のソルダーにそれぞれ集束させる集束レンズと、を含むことを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。 - 前記フリップチップボンディングする段階は、前記多数のソルダーと多数のレーザービームとを1:1でマッチングさせ、前記多数のレーザービームで前記多数のソルダーを加熱することを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。
- 前記フリップチップボンディングする段階は、多数のレーザービーム照射ユニットを前記多数のソルダーと1:1でマッチングさせ、前記多数のレーザービーム照射ユニットが照射したレーザービームで前記多数のソルダーをそれぞれ加熱することを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。
- 前記フリップチップボンディングする段階は、一つのレーザービーム照射ユニットを2個以上のソルダーと1:n(nは2以上の自然数)でマッチングさせ、前記一つのレーザービーム照射ユニットを線状又はジグザグ状に移動させながら、前記一つのレーザービーム照射ユニットが照射したレーザービームで前記2個以上のソルダーを加熱することを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。
- 前記フリップチップボンディングする段階は、2個以上のレーザービーム照射ユニットを2個以上のソルダーグループにそれぞれマッチングさせ、前記2個以上のレーザービーム照射ユニットが各ソルダーグループ内の各ソルダーをそれぞれ加熱することを特徴とする請求項1に記載のマイクロLEDモジュールの製造方法。
- 基板、及び各々にレーザービームを通過させる空洞を含む第2導電型の個別電極パッドが形成された多数のLEDセルが形成されて前記多数のLEDセルの周辺にレーザービームを通過させる空洞を含む第1導電型の共通電極パッドが形成されたエピ層を含むマイクロLEDと、
前記個別電極パッド及び前記共通電極パッドに対応する多数の電極が形成されたサブマウント基板と、
前記電極と前記個別電極パッド又は前記共通電極パッドとの間に位置するソルダーと、を備え、
前記ソルダーは、前記LEDセル及び前記個別電極パッド、又は前記共通電極パッドの空洞を通過したレーザービームによって加熱された後に硬化され、前記電極を前記個別電極パッド又は前記共通電極パッドに連結することを特徴とするマイクロLEDモジュール。 - 前記基板、前記エピ層、前記個別電極パッド、及び前記共通電極パッドは、前記レーザービームが前記マイクロLEDの一側から前記マイクロLEDの他側を通過して前記ソルダーを加熱するようにレーザービームを通過させることを特徴とする請求項12に記載のマイクロLEDモジュール。
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113488570A (zh) * | 2021-04-30 | 2021-10-08 | 鸿利智汇集团股份有限公司 | 一种uvled封装焊接加工方法 |
CN114535734A (zh) * | 2020-11-25 | 2022-05-27 | 东莞市中麒光电技术有限公司 | 一种led的激光焊接方法 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SG11201703125WA (en) * | 2014-10-23 | 2017-05-30 | Agency Science Tech & Res | Method of bonding a first substrate and a second substrate |
KR102617466B1 (ko) * | 2016-07-18 | 2023-12-26 | 주식회사 루멘스 | 마이크로 led 어레이 디스플레이 장치 |
KR101816291B1 (ko) * | 2016-10-20 | 2018-01-08 | 크루셜머신즈 주식회사 | 3차원 구조물을 위한 레이저 본딩장치 |
US11081458B2 (en) * | 2018-02-15 | 2021-08-03 | Micron Technology, Inc. | Methods and apparatuses for reflowing conductive elements of semiconductor devices |
DE102018120491A1 (de) * | 2018-08-22 | 2020-02-27 | Osram Opto Semiconductors Gmbh | Optoelektronisches bauteil und verfahren zur herstellung eines optoelektronischen bauteils |
TWI688317B (zh) * | 2018-10-31 | 2020-03-11 | 台灣愛司帝科技股份有限公司 | 發光二極體晶片的固接方法及固接裝置 |
US11362060B2 (en) * | 2019-01-25 | 2022-06-14 | Epistar Corporation | Method and structure for die bonding using energy beam |
KR20200094498A (ko) | 2019-01-30 | 2020-08-07 | 삼성전자주식회사 | 마스크를 포함하는 마이크로 엘이디 전사 장치 및 이를 이용한 마이크로 엘이디 전사 방법 |
KR102544715B1 (ko) * | 2019-03-25 | 2023-06-15 | 시아먼 산안 옵토일렉트로닉스 테크놀로지 캄파니 리미티드 | 마이크로 발광어셈블리, 마이크로 발광다이오드 및 마이크로 발광다이오드 전사 방법 |
JP7289744B2 (ja) * | 2019-07-11 | 2023-06-12 | 株式会社ジャパンディスプレイ | 表示装置、及びその製造方法 |
KR20210064855A (ko) | 2019-11-26 | 2021-06-03 | 삼성전자주식회사 | 반도체 발광 소자 및 그의 제조 방법 |
JP7452001B2 (ja) | 2019-12-24 | 2024-03-19 | 味の素株式会社 | 発光素子パッケージ及びその製造方法 |
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 |
GB2596533B (en) * | 2020-06-29 | 2023-02-15 | Plessey Semiconductors Ltd | Hybrid microdisplay |
KR20220005723A (ko) * | 2020-07-07 | 2022-01-14 | 주식회사 프로텍 | 마스크를 이용하는 구리 필러 기판 본딩 방법 |
TWI761895B (zh) | 2020-07-24 | 2022-04-21 | 錼創顯示科技股份有限公司 | 微型電子元件轉移設備以及微型電子元件轉移方法 |
CN113451217B (zh) * | 2020-07-24 | 2022-04-29 | 重庆康佳光电技术研究院有限公司 | 显示装置的制造方法及显示装置 |
CN111906440A (zh) * | 2020-07-28 | 2020-11-10 | 东莞市中麒光电技术有限公司 | 显示屏模块的制备方法 |
JP2022083172A (ja) | 2020-11-24 | 2022-06-03 | 株式会社ジャパンディスプレイ | 発光素子および電子機器 |
DE102021202920A1 (de) | 2021-03-25 | 2022-09-29 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelektronischer halbleiterchip, herstellungsverfahren und halbleiterbauteil |
CN113458570B (zh) * | 2021-04-30 | 2022-11-08 | 鸿利智汇集团股份有限公司 | 一种uvled加工的焊接设备及工艺方法 |
US11860428B1 (en) | 2022-06-09 | 2024-01-02 | Unimicron Technology Corp. | Package structure and optical signal transmitter |
TWI818578B (zh) * | 2022-06-09 | 2023-10-11 | 欣興電子股份有限公司 | 封裝結構及光訊號發射器 |
Family Cites Families (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6378470A (ja) * | 1986-09-19 | 1988-04-08 | 富士通株式会社 | 多端子電子部品用半田付装置 |
JPH05110241A (ja) * | 1991-10-18 | 1993-04-30 | Mitsubishi Electric Corp | プリント基板への半田供給方法 |
JPH0737911A (ja) * | 1993-07-19 | 1995-02-07 | Mitsubishi Electric Corp | 半導体素子のダイボンド装置、及びダイボンド方法 |
JP2851779B2 (ja) * | 1993-11-29 | 1999-01-27 | シャープ株式会社 | 電子部品の実装方法 |
JP3285294B2 (ja) * | 1995-08-08 | 2002-05-27 | 太陽誘電株式会社 | 回路モジュールの製造方法 |
US6281524B1 (en) * | 1997-02-21 | 2001-08-28 | Kabushiki Kaisha Toshiba | Semiconductor light-emitting device |
JP2001298046A (ja) * | 2000-04-14 | 2001-10-26 | Seiko Epson Corp | 半導体装置及びその製造方法、回路基板並びに電子機器 |
JP2002164368A (ja) * | 2000-11-24 | 2002-06-07 | Toyota Industries Corp | バンプ形成方法およびめっき装置 |
KR100478379B1 (ko) * | 2002-03-19 | 2005-03-24 | 학교법인 한국정보통신학원 | 광도파로와 마이크로렌즈를 이용한 칩간 광연결 구조 |
KR100470904B1 (ko) * | 2002-07-20 | 2005-03-10 | 주식회사 비첼 | 고휘도 질화물 마이크로 발광 다이오드 및 그 제조방법 |
JP2004253663A (ja) * | 2003-02-20 | 2004-09-09 | Sony Corp | 半導体装置の製造方法、及び同製造方法に用いるチップボンディング装置 |
JP2005129584A (ja) * | 2003-10-21 | 2005-05-19 | Sony Corp | 半導体レーザ装置および半導体レーザ素子の実装方法ならびに半導体レーザ素子実装装置 |
JP4632697B2 (ja) * | 2004-06-18 | 2011-02-16 | スタンレー電気株式会社 | 半導体発光素子及びその製造方法 |
JP2006140295A (ja) * | 2004-11-11 | 2006-06-01 | Sony Corp | 半導体装置の製造方法 |
JP2009130269A (ja) * | 2007-11-27 | 2009-06-11 | Nec Electronics Corp | 半導体製造装置および半導体装置の製造方法 |
TW201017863A (en) * | 2008-10-03 | 2010-05-01 | Versitech Ltd | Semiconductor color-tunable broadband light sources and full-color microdisplays |
KR101589897B1 (ko) * | 2009-05-18 | 2016-01-29 | 박기용 | 서브마운트 접합 방법 및 그 장치 |
KR101150861B1 (ko) * | 2010-08-16 | 2012-06-13 | 한국광기술원 | 멀티셀 구조를 갖는 발광다이오드 및 그 제조방법 |
KR101192816B1 (ko) * | 2011-01-07 | 2012-10-18 | 유버 주식회사 | Led 패키지 및 그 제조방법 |
DE102011056888A1 (de) * | 2011-12-22 | 2013-06-27 | Osram Opto Semiconductors Gmbh | Anzeigevorrichtung und Verfahren zur Herstellung einer Anzeigevorrichtung |
US8967452B2 (en) * | 2012-04-17 | 2015-03-03 | Asm Technology Singapore Pte Ltd | Thermal compression bonding of semiconductor chips |
JP2014225586A (ja) * | 2013-05-17 | 2014-12-04 | 日清紡メカトロニクス株式会社 | 電子部品実装装置 |
KR102188495B1 (ko) * | 2014-01-21 | 2020-12-08 | 삼성전자주식회사 | 반도체 발광소자의 제조 방법 |
US9651236B2 (en) * | 2014-01-31 | 2017-05-16 | Christie Digital Systems Usa, Inc. | Light emitting device with a heat sink composed of two materials |
JP2015159203A (ja) * | 2014-02-25 | 2015-09-03 | スタンレー電気株式会社 | 半導体発光装置 |
US10910350B2 (en) * | 2014-05-24 | 2021-02-02 | Hiphoton Co., Ltd. | Structure of a semiconductor array |
TWI610411B (zh) * | 2014-08-14 | 2018-01-01 | 艾馬克科技公司 | 用於半導體晶粒互連的雷射輔助接合 |
KR102172929B1 (ko) * | 2015-06-30 | 2020-11-03 | 엘지디스플레이 주식회사 | 유기발광표시장치 |
US10199545B2 (en) * | 2015-09-30 | 2019-02-05 | Dai Nippon Printing Co., Ltd. | Substrate for light emitting element and module |
KR101754528B1 (ko) * | 2016-03-23 | 2017-07-06 | 한국광기술원 | 건식 접착구조를 갖는 led 구조체 어레이의 전사체와 이를 이용한 led 구조체 어레이의 이송방법 및 led 구조체 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114535734A (zh) * | 2020-11-25 | 2022-05-27 | 东莞市中麒光电技术有限公司 | 一种led的激光焊接方法 |
CN114535734B (zh) * | 2020-11-25 | 2024-01-26 | 东莞市中麒光电技术有限公司 | 一种led的激光焊接方法 |
CN113488570A (zh) * | 2021-04-30 | 2021-10-08 | 鸿利智汇集团股份有限公司 | 一种uvled封装焊接加工方法 |
CN113488570B (zh) * | 2021-04-30 | 2022-07-01 | 鸿利智汇集团股份有限公司 | 一种uvled封装焊接加工方法 |
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