KR102170218B1 - 발광소자 패키지 - Google Patents
발광소자 패키지 Download PDFInfo
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- KR102170218B1 KR102170218B1 KR1020140100524A KR20140100524A KR102170218B1 KR 102170218 B1 KR102170218 B1 KR 102170218B1 KR 1020140100524 A KR1020140100524 A KR 1020140100524A KR 20140100524 A KR20140100524 A KR 20140100524A KR 102170218 B1 KR102170218 B1 KR 102170218B1
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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
- H10H20/857—Interconnections, e.g. lead-frames, bond wires or solder balls
-
- 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
-
- 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
-
- 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
- H10H20/8514—Wavelength conversion means characterised by their shape, e.g. plate or foil
-
- 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
- H10H20/855—Optical field-shaping means, e.g. lenses
- H10H20/856—Reflecting means
-
- 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
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
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Abstract
Description
도 2는 도 1의 발광소자의 상면도이고,
도 3은 발광소자 패키지의 일실시예의 단면도이고,
도 4a는 도 3의 발광소자의 단면도이고,
도 4b는 도 3의 발광소자의 평면도이고,
도 5는 도 3의 발광소자의 반사면을 나타낸 도면이고,
도 6은 도 5의 반사면의 제1 방향의 단면도이고,
도 7은 도 5의 반사면의 제2 방향의 단면도이고,
도 8a 내지 도 8c는 표 1의 실시예에 따른 반사면 구조를 가지는 발광소자 패키지로부터 방출되는 광량을 측정한 도면이고,
도 9a 내지 도 9c는 표 2의 실시예에 따른 반사면 구조를 가지는 발광소자 패키지로부터 방출되는 광량을 측정한 도면이고,
도 10a 내지 도 10c는 표 3의 실시예에 따른 반사면 구조를 가지는 발광소자 패키지로부터 방출되는 광량을 측정한 도면이고,
도 11a 내지 11c는 표 4의 비교예에 따른 반사면 구조를 가지는 발광소자 패키지로부터 방출되는 광량을 측정한 도면이고,
도 12는 발광소자를 포함하는 영상표시장치의 일실시예를 나타낸 도면이고,
도 13은 발광소자를 포함하는 조명장치의 일실시예를 나타낸 도면이다.
STDEV(R1) | 0.366487 | STDEV(R2) | 0.052611 |
d10 | 0.700 | d20 | 0.700 |
d11 | 0.810 | d21 | 0.795 |
d12 | 0.908 | d22 | 0.888 |
d13 | 0.994 | d23 | 0.980 |
d14 | 1.070 | d24 | 1.070 |
STDEV(R1) | 0.366487 | STDEV(R2) | 0.366773 |
d10 | 0.700 | d20 | 0.700 |
d11 | 0.810 | d21 | 0.787 |
d12 | 0.908 | d22 | 0.865 |
d13 | 0.994 | d23 | 0.936 |
d14 | 1.070 | d24 | 1 |
STDEV(R1) | 0.366487 | STDEV(R2) | 0.056566 |
d10 | 0.700 | d20 | 0.700 |
d11 | 0.810 | d21 | 0.785 |
d12 | 0.908 | d22 | 0.872 |
d13 | 0.994 | d23 | 0.960 |
d14 | 1.070 | d24 | 1.050 |
STDEV(R1) | 0.366487 | STDEV(R2) | 0.366487 |
d10 | 0.700 | d20 | 0.700 |
d11 | 0.810 | d21 | 0.810 |
d12 | 0.908 | d22 | 0.908 |
d13 | 0.994 | d23 | 0.994 |
d14 | 1.070 | d24 | 1.070 |
121, 221: 제1 리드 프레임 122, 222: 제2 리드 프레임
130, 230: 발광소자 140, 240: 제1 전극 패드
150, 250: 와이어 160: 몰딩부
165: 형광체 232: 발광 구조물
238: 형광체층 R, R1, R2, R3, R4: 반사면
500: 영상표시장치
Claims (12)
- 제1 리드 프레임과 제2 리드 프레임;
상기 제1 리드 프레임과 제2 리드 프레임에 각각 전기적으로 연결되고, 상부면 상에 제1 전극 패드가 비대칭으로 형성되어, 방출되는 광의 광량 분포가 불균일한 발광소자; 및
상기 발광소자의 둘레에 배치되어, 상기 발광소자로부터 방출된 광을 반사하는 반사 부재를 포함하고,
상기 반사 부재는, 상기 제1 전극 패드가 배치된 제1 영역의 반사면의 기울기의 표준 편차가 상기 제1 영역과 마주보는 제2 영역의 반사면의 기울기의 표준 편차보다 크고,
상기 반사 부재는 상기 제1 영역과 제2 영역과 교차하는 방향의 제3 영역 및 제4 영역을 더 포함하고,
상기 반사 부재의 출광 영역에서, 상기 발광소자의 중앙 영역에 대응하는 지점으로부터 상기 제3 영역의 반사면까지의 거리는, 상기 발광소자의 중앙 영역에 대응하는 지점으로부터 상기 제4 영역의 반사면까지의 거리와 동일하고,
상기 반사 부재는, 상기 제1 영역의 반사면의 기울기의 표준 편차는 상기 제2 영역의 반사면의 기울기의 표준 편차보다 1배 내지 7배이고, 제3 영역 및 제4 영역의 반사면의 기울기의 표준 편차가 서로 동일하도록 구비되고,
상기 반사 부재의 부재의 출광 영역에서, 상기 발광소자의 중앙 영역에 대응하는 지점으로부터 상기 제2 영역의 반사면까지의 거리는, 상기 발광소자의 중앙 영역에 대응하는 지점으로부터 상기 제1 영역의 반사면까지의 거리의 93% 내지 99%인 발광소자 패키지. - 삭제
- 제1 항에 있어서,
상기 반사 부재의 출광 영역에서, 상기 발광소자의 중앙 영역에 대응하는 지점으로부터 상기 제1 전극 패드가 배치된 제1 영역의 반사면까지의 거리는, 상기 발광소자의 중앙 영역에 대응하는 지점으로부터 상기 제1 영역과 마주보는 제2 영역의 반사면까지의 거리보다 큰 발광소자 패키지. - 삭제
- 삭제
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Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020140100524A KR102170218B1 (ko) | 2014-08-05 | 2014-08-05 | 발광소자 패키지 |
EP15179347.8A EP2983215B1 (en) | 2014-08-05 | 2015-07-31 | Light emitting device package |
US14/817,732 US10236427B2 (en) | 2014-08-05 | 2015-08-04 | Light emitting device package |
CN201510474161.9A CN105336838B (zh) | 2014-08-05 | 2015-08-05 | 发光器件封装 |
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Also Published As
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US10236427B2 (en) | 2019-03-19 |
CN105336838A (zh) | 2016-02-17 |
CN105336838B (zh) | 2019-06-04 |
KR20160016411A (ko) | 2016-02-15 |
EP2983215B1 (en) | 2021-04-14 |
US20160043293A1 (en) | 2016-02-11 |
EP2983215A1 (en) | 2016-02-10 |
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