KR102390293B1 - 발광 장치 및 그 제조 방법 - Google Patents
발광 장치 및 그 제조 방법 Download PDFInfo
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- KR102390293B1 KR102390293B1 KR1020160094548A KR20160094548A KR102390293B1 KR 102390293 B1 KR102390293 B1 KR 102390293B1 KR 1020160094548 A KR1020160094548 A KR 1020160094548A KR 20160094548 A KR20160094548 A KR 20160094548A KR 102390293 B1 KR102390293 B1 KR 102390293B1
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- South Korea
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- light emitting
- light
- wavelength conversion
- emitting device
- conversion member
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- H01L33/50—
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- 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
- H10H20/85—Packages
- H10H20/852—Encapsulations
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- 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
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
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- H01L33/005—
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- H01L33/04—
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- H01L33/10—
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- H01L33/22—
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- H01L33/48—
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- 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
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- 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
- H10H20/811—Bodies having quantum effect structures or superlattices, e.g. tunnel junctions
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- 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
- H10H20/814—Bodies having reflecting means, e.g. semiconductor Bragg reflectors
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- 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
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Abstract
[해결 수단] 본 발명의 일 실시 형태와 관련되는 발광 장치(100)는, 발광 소자(10)와, 상기 발광 소자(10) 상에 배치되고 상면 및 측면을 가지며 형광 물질(25)을 함유하는 파장 변환 부재(20)와, 상기 파장 변환 부재(20)의 상면을 피복하고 형광 물질을 실질적으로 함유하지 않는 투광 부재(30)와, 상기 발광 소자(10)와 상기 파장 변환 부재(20)의 사이에 배치되고 상기 파장 변환 부재(20)의 측면을 피복하는 접착 부재(40)와, 상기 접착 부재(40)를 개재시켜 상기 파장 변환 부재(20)의 측면을 피복하는 광 반사 부재(50)를 포함하는 것을 특징으로 한다.
Description
도 2는 본 발명의 일 실시 형태와 관련되는 발광 장치의 실장 상태의 일례를 나타내는 개략 사시도.
도 3은 본 발명의 일 실시 형태와 관련되는 발광 장치의 제조 방법의 일례를 설명하는 개략 상면도((a)~(e)).
도 4는 도 3의 (a)~(e)의 각각의 B-B 단면에 있어서의 개략 단면도((a)~(e)).
도 5는 본 발명의 일 실시 형태와 관련되는 발광 장치에 있어서의 파장 변환 부재와 투광 부재의 제조 방법의 일례를 설명하는 개략 단면도((a)~(c)).
도 6은 본 발명의 일 실시 형태와 관련되는 발광 장치에 있어서의 파장 변환 부재와 투광 부재의 변형예를 나타내는 개략 단면도((a)~(d)).
도 7은 본 발명의 일 실시 형태와 관련되는 발광 장치의 개략 상면도(a)와 그 C-C 단면에 있어서의 개략 단면도(b).
도 8은 본 발명의 일 실시 형태와 관련되는 발광 장치에 있어서의 파장 변환 부재와 투광 부재의 제조 방법의 일례를 설명하는 개략 단면도((a)~(d)).
도 9는 본 발명의 일 실시 형태와 관련되는 발광 장치의 개략 상면도(a)와 그 D-D 단면에 있어서의 개략 단면도(b).
15 발광 구조체
20 파장 변환 부재(21 모재, 25 형광 물질)
30 투광 부재
35 피막
40 접착 부재
50 광 반사 부재(51 모재, 55 백색 안료)
60 도전 부재
70 배선 기판(71 기체, 75 배선(75a 소자 탑재부, 75b 단자부))
701 복합 기판
80 광 확산 부재(81 모재, 85 광 확산제)
90 적층판(920 형광 물질을 함유하는 수지의 박판, 930 형광 물질을 실질적으로 함유하지 않는 수지의 박판)
932 형광 물질을 실질적으로 함유하지 않는 수지
97 실장 기판
99 연삭 장치
100, 200, 300 발광 장치
Claims (22)
- 발광 소자와,
상기 발광 소자 위에 배치되고, 상면 및 측면을 가지며, 형광 물질을 함유하는 파장 변환 부재와,
상기 파장 변환 부재의 상면을 피복하고, 형광 물질을 실질적으로 함유하지 않는 투광 부재와,
상기 발광 소자와 상기 파장 변환 부재의 사이에 배치되고, 상기 파장 변환 부재의 측면을 피복하는 접착 부재와,
상기 접착 부재를 개재시켜 상기 파장 변환 부재의 측면을 피복하며, 또한, 상기 투광 부재의 측면을 피복하는 광 반사 부재를 포함하며,
상기 접착 부재는, 상기 투광 부재의 측면상까지 연신(延伸)하지 않고, 상기 접착 부재와 상기 투광 부재가 분리되어 있는 발광 장치. - 발광 소자와,
상기 발광 소자 위에 배치되고, 상면 및 측면을 가지며, 형광 물질을 함유하는 파장 변환 부재와,
상기 파장 변환 부재의 상면 및 측면을 연속적으로 피복하고, 형광 물질을 실질적으로 함유하지 않는 투광 부재와,
상기 발광 소자와 상기 파장 변환 부재 사이에 배치되는 접착 부재와,
상기 투광 부재를 개재시켜 상기 파장 변환 부재의 측면을 피복하고, 또한, 상기 접착 부재의 측면을 피복하는 광 반사 부재를 포함하며,
상기 접착 부재는, 상기 투광 부재의 하면까지 연신하지 않고, 상기 접착 부재와 상기 투광 부재가 분리되어 있는 발광 장치. - 제1항 또는 제2항에 있어서,
상기 파장 변환 부재의 측면은 요철을 가지는 발광 장치. - 제1항 또는 제2항에 있어서,
상기 투광 부재의 측면은 상기 파장 변환 부재의 측면보다 매끄러운 발광 장치. - 제1항 또는 제2항에 있어서,
상기 접착 부재의 측면은, 상기 파장 변환 부재의 측면보다 매끄러운 발광 장치. - 삭제
- 제1항 또는 제2항에 있어서,
상기 접착 부재는, 형광 물질을 실질적으로 함유하지 않는 발광 장치. - 삭제
- 제1항 또는 제2항에 있어서,
상기 발광 소자는 복수 개 있고, 상기 발광 소자와 상기 파장 변환 부재의 사이에 광 확산제를 함유하는 광 확산 부재를 포함하는 발광 장치. - 제1항 또는 제2항에 있어서,
상기 형광 물질은, 적어도 불화물 형광체 또는 양자점 또는 이들 모두를 포함하는 발광 장치. - 제1항 또는 제2항에 있어서,
상기 파장 변환 부재는, 상기 형광 물질을 함유하는 수지의 경화물인 발광 장치. - 제1항 또는 제2항에 있어서,
상기 발광 장치의 실장면은, 상기 투광 부재의 상면에 실질적으로 직교하는 발광 장치. - 제12항에 있어서,
상기 발광 장치의 상면에서 본 형상은 한 변이 0.5mm 이하의 사각형 형상인 발광 장치. - 제1항 또는 제2항에 있어서,
상기 광 반사 부재는, 상기 발광 소자의 측면을 피복하는 발광 장치. - 제1항 또는 제2항에 있어서,
상기 발광 장치는, 배선 기판을 포함하고,
상기 발광 소자는, 상기 배선 기판 상에 플립 칩 실장되어 있는 발광 장치. - 배선 기판 상에, 플립 칩 실장되는 발광 소자와, 형광 물질을 함유하는 파장 변환 부재와, 형광 물질을 실질적으로 함유하지 않는 투광 부재가, 이 순서로 적층된 발광 구조체를 형성하고,
상기 발광 구조체를 광 반사 부재로 덮고,
상기 광 반사 부재를 위 쪽으로부터 상기 투광 부재가 노출될 때까지 연삭하는 것을 포함하는 발광 장치의 제조 방법으로서,
상기 발광 구조체는, 상기 발광 소자와 상기 파장 변환 부재 사이에 접착 부재를 포함하며,
상기 접착 부재를 상기 파장 변환 부재의 측면상으로 연신시키는 것을 포함하는, 발광 장치의 제조 방법. - 제16항에 있어서,
상기 파장 변환 부재와 상기 투광 부재는, 형광 물질을 함유하는 수지의 박판과 형광 물질을 실질적으로 함유하지 않는 수지의 박판을 적층한 적층판을 절단함으로써 준비하는 발광 장치의 제조 방법. - 삭제
- 제16항에 있어서,
상기 파장 변환 부재와 상기 투광 부재는,
형광 물질을 함유하는 수지의 박판을 복수의 작은 단편으로 절단하여, 상기 복수의 작은 단편을 서로 사이를 떨어뜨려 나란히 배치하고,
형광 물질을 실질적으로 함유하지 않는 수지를 상기 복수의 작은 단편 위와 그 사이 영역에 충전하고,
상기 사이 영역의 수지를 절단함으로써 준비하는 발광 장치의 제조 방법. - 제16항, 제17항 및 제19항 중 어느 한 항에 있어서,
상기 발광 구조체는, 상기 발광 소자를 상기 배선 기판 상에 플립 칩 실장한 후, 상기 발광 소자 상에 상기 파장 변환 부재와 상기 투광 부재를 접착시킴으로써 형성하는 발광 장치의 제조 방법. - 제16항, 제17항 및 제19항 중 어느 한 항에 있어서,
상기 발광 구조체는, 상기 발광 소자 상에 상기 파장 변환 부재와 상기 투광 부재를 접착시킨 후, 상기 발광 소자를 상기 배선 기판 상에 플립 칩 실장함으로써 형성하는 발광 장치의 제조 방법. - 제16항, 제17항 및 제19항 중 어느 한 항에 있어서,
복수의 상기 배선 기판이 연결된 복합 기판 상에 상기 발광 구조체를 제1 방향으로 복수 개 형성하고,
복수 개의 상기 발광 구조체를 하나의 상기광 반사 부재로 덮고,
상기 발광 구조체 사이의 상기 광 반사 부재 및 상기 복합 기판을 상기 제 1 방향에 직교하는 제2 방향으로 절단하는 발광 장치의 제조 방법.
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JP2015149061A JP6217705B2 (ja) | 2015-07-28 | 2015-07-28 | 発光装置及びその製造方法 |
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US11063192B2 (en) | 2021-07-13 |
US20170033267A1 (en) | 2017-02-02 |
JP2017033967A (ja) | 2017-02-09 |
JP6217705B2 (ja) | 2017-10-25 |
TWI766841B (zh) | 2022-06-11 |
TW201724575A (zh) | 2017-07-01 |
CN106410012A (zh) | 2017-02-15 |
EP3125310B1 (en) | 2020-10-07 |
EP3125310A1 (en) | 2017-02-01 |
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