KR20230003506A - 반사성 요소들을 갖는 발광 다이오드 칩 구조들 - Google Patents

반사성 요소들을 갖는 발광 다이오드 칩 구조들 Download PDF

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Publication number
KR20230003506A
KR20230003506A KR1020227039408A KR20227039408A KR20230003506A KR 20230003506 A KR20230003506 A KR 20230003506A KR 1020227039408 A KR1020227039408 A KR 1020227039408A KR 20227039408 A KR20227039408 A KR 20227039408A KR 20230003506 A KR20230003506 A KR 20230003506A
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South Korea
Prior art keywords
isolation portion
led chip
chip structure
mesa
upper isolation
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KR1020227039408A
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English (en)
Korean (ko)
Inventor
치밍 리
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제이드 버드 디스플레이(상하이) 리미티드
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Publication of KR20230003506A publication Critical patent/KR20230003506A/ko
Pending legal-status Critical Current

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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
    • H10H20/855—Optical field-shaping means, e.g. lenses
    • H10H20/856—Reflecting means
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
    • H10H29/00—Integrated devices, or assemblies of multiple devices, comprising at least one light-emitting semiconductor element covered by group H10H20/00
    • H10H29/10—Integrated devices comprising at least one light-emitting semiconductor component covered by group H10H20/00
    • H10H29/14—Integrated devices comprising at least one light-emitting semiconductor component covered by group H10H20/00 comprising multiple light-emitting semiconductor components
    • H01L27/153—
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
    • H01L33/20—
    • H01L33/46—
    • H01L33/62—
    • 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
    • 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
    • H10H20/84—Coatings, e.g. passivation layers or antireflective coatings
    • H10H20/841—Reflective coatings, e.g. dielectric Bragg reflectors
    • 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
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Led Devices (AREA)
  • Led Device Packages (AREA)
KR1020227039408A 2020-04-21 2021-04-21 반사성 요소들을 갖는 발광 다이오드 칩 구조들 Pending KR20230003506A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063013358P 2020-04-21 2020-04-21
US63/013,358 2020-04-21
PCT/US2021/028364 WO2021216684A1 (en) 2020-04-21 2021-04-21 Light-emitting diode chip structures with reflective elements

Publications (1)

Publication Number Publication Date
KR20230003506A true KR20230003506A (ko) 2023-01-06

Family

ID=78082779

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227039408A Pending KR20230003506A (ko) 2020-04-21 2021-04-21 반사성 요소들을 갖는 발광 다이오드 칩 구조들

Country Status (9)

Country Link
US (1) US11804582B2 (https=)
EP (1) EP4139956A4 (https=)
JP (1) JP2023525648A (https=)
KR (1) KR20230003506A (https=)
CN (2) CN121127012A (https=)
AU (1) AU2021261321A1 (https=)
DE (1) DE21792139T1 (https=)
TW (2) TWI893104B (https=)
WO (1) WO2021216684A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024151027A1 (ko) 2023-01-10 2024-07-18 주식회사 엘지에너지솔루션 전극 건조 설비 및 이를 포함하는 전극 건조 시스템
WO2026038906A1 (ko) * 2024-08-16 2026-02-19 삼성전자 주식회사 접지를 포함하는 전자장치

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KR20240141202A (ko) * 2022-01-31 2024-09-25 제이드 버드 디스플레이(상하이) 리미티드 마이크로 led, 마이크로 led 어레이 패널 및 그의 제조 방법
US12300774B2 (en) * 2022-02-25 2025-05-13 Meta Platforms Technologies, Llc Microdisplay architecture with light extraction efficiency enhancement
CN115171530B (zh) * 2022-06-30 2024-07-05 上海天马微电子有限公司 一种显示装置
FR3154230A1 (fr) 2023-10-11 2025-04-18 Commissariat A L'energie Atomique Et Aux Energies Alternatives Dispositif optoélectronique à extraction lumineuse améliorée
WO2025217788A1 (en) * 2024-04-16 2025-10-23 Jade Bird Display (shanghai) Limited Micro led array and micro led display panel
FR3164871A1 (fr) 2024-07-19 2026-01-23 Commissariat A L'energie Atomique Et Aux Energies Alternatives Dispositif optoélectronique à extraction lumineuse améliorée
TWI895124B (zh) * 2024-09-26 2025-08-21 友達光電股份有限公司 顯示裝置

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US7928462B2 (en) * 2006-02-16 2011-04-19 Lg Electronics Inc. Light emitting device having vertical structure, package thereof and method for manufacturing the same
EP1850378A3 (en) * 2006-04-28 2013-08-07 Semiconductor Energy Laboratory Co., Ltd. Memory device and semicondutor device
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JP4985067B2 (ja) * 2007-04-11 2012-07-25 日立電線株式会社 半導体発光素子
EP2375452A1 (en) * 2010-04-06 2011-10-12 FOM Institute for Atomic and Moleculair Physics Nanoparticle antireflection layer
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US10304813B2 (en) 2015-11-05 2019-05-28 Innolux Corporation Display device having a plurality of bank structures
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US10304375B2 (en) * 2016-09-23 2019-05-28 Hong Kong Beida Jade Bird Display Limited Micro display panels with integrated micro-reflectors
CN111052412B (zh) * 2017-08-25 2023-07-25 夏普株式会社 微型led元件、图像显示元件以及制造方法
KR102295780B1 (ko) * 2017-08-31 2021-09-01 도시바 마테리알 가부시키가이샤 반도체 발광 소자 및 그의 제조 방법
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Cited By (2)

* Cited by examiner, † Cited by third party
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WO2024151027A1 (ko) 2023-01-10 2024-07-18 주식회사 엘지에너지솔루션 전극 건조 설비 및 이를 포함하는 전극 건조 시스템
WO2026038906A1 (ko) * 2024-08-16 2026-02-19 삼성전자 주식회사 접지를 포함하는 전자장치

Also Published As

Publication number Publication date
WO2021216684A1 (en) 2021-10-28
CN115413372A (zh) 2022-11-29
EP4139956A4 (en) 2024-07-17
JP2023525648A (ja) 2023-06-19
CN121127012A (zh) 2025-12-12
EP4139956A1 (en) 2023-03-01
TW202543464A (zh) 2025-11-01
TWI893104B (zh) 2025-08-11
US20210328116A1 (en) 2021-10-21
DE21792139T1 (de) 2023-06-22
TW202147645A (zh) 2021-12-16
AU2021261321A1 (en) 2022-12-08
US11804582B2 (en) 2023-10-31

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