EP4150679A4 - Dispositif électroluminescent à distribution spatiale configurable d'intensité d'émission - Google Patents

Dispositif électroluminescent à distribution spatiale configurable d'intensité d'émission

Info

Publication number
EP4150679A4
EP4150679A4 EP21803213.4A EP21803213A EP4150679A4 EP 4150679 A4 EP4150679 A4 EP 4150679A4 EP 21803213 A EP21803213 A EP 21803213A EP 4150679 A4 EP4150679 A4 EP 4150679A4
Authority
EP
European Patent Office
Prior art keywords
light
emitting device
emission intensity
spatial distribution
configurable spatial
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21803213.4A
Other languages
German (de)
English (en)
Other versions
EP4150679A1 (fr
Inventor
Toni Lopez
Floris Crompvoets
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lumileds LLC
Original Assignee
Lumileds LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US16/875,237 external-priority patent/US11462666B2/en
Priority claimed from US17/142,960 external-priority patent/US11563148B2/en
Application filed by Lumileds LLC filed Critical Lumileds LLC
Publication of EP4150679A1 publication Critical patent/EP4150679A1/fr
Publication of EP4150679A4 publication Critical patent/EP4150679A4/fr
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/15—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components with at least one potential-jump barrier or surface barrier specially adapted for light emission
    • H01L27/153—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components with at least one potential-jump barrier or surface barrier specially adapted for light emission in a repetitive configuration, e.g. LED bars
    • H01L27/156—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components with at least one potential-jump barrier or surface barrier specially adapted for light emission in a repetitive configuration, e.g. LED bars two-dimensional arrays
    • 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]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
    • H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
    • H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
    • H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
    • H01L25/0753—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/36—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes
    • H01L33/38—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes with a particular shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/36—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the electrodes
    • H01L33/40—Materials therefor
    • H01L33/405—Reflective materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/44—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the coatings, e.g. passivation layer or anti-reflective coating
    • H01L33/46—Reflective coating, e.g. dielectric Bragg reflector
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/20—Controlling the colour of the light
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H05B45/30—Driver circuits
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/155—Coordinated control of two or more light sources
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
    • H01L25/16—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits
    • H01L25/167—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof the devices being of types provided for in two or more different main groups of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. forming hybrid circuits comprising optoelectronic devices, e.g. LED, photodiodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
    • H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
EP21803213.4A 2020-05-15 2021-05-13 Dispositif électroluminescent à distribution spatiale configurable d'intensité d'émission Pending EP4150679A4 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US16/875,237 US11462666B2 (en) 2020-05-15 2020-05-15 Light-emitting device with configurable spatial distribution of emission intensity
EP20180007 2020-06-15
US17/142,960 US11563148B2 (en) 2020-05-15 2021-01-06 Light-emitting device with configurable spatial distribution of emission intensity
PCT/US2021/032312 WO2021231772A1 (fr) 2020-05-15 2021-05-13 Dispositif électroluminescent à distribution spatiale configurable d'intensité d'émission

Publications (2)

Publication Number Publication Date
EP4150679A1 EP4150679A1 (fr) 2023-03-22
EP4150679A4 true EP4150679A4 (fr) 2024-03-06

Family

ID=78524952

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21803213.4A Pending EP4150679A4 (fr) 2020-05-15 2021-05-13 Dispositif électroluminescent à distribution spatiale configurable d'intensité d'émission

Country Status (4)

Country Link
EP (1) EP4150679A4 (fr)
KR (1) KR102581156B1 (fr)
CN (1) CN115868034B (fr)
WO (1) WO2021231772A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014105403A1 (fr) * 2012-12-31 2014-07-03 Invensas Corporation Diode électroluminescente à hautes performances
WO2016079505A1 (fr) * 2014-11-18 2016-05-26 Mled Limited Micro-affichage à del couleur intégrées
US9412907B1 (en) * 2015-04-17 2016-08-09 Cree, Inc. Graded vias for LED chip P- and N- contacts
EP3182451A1 (fr) * 2015-12-15 2017-06-21 Stanley Electric Co., Ltd. Réseau d'éléments électroluminescents à semi-conducteurs et dispositif d'éclairage pour véhicules
US20170210277A1 (en) * 2016-01-22 2017-07-27 Stanley Electric Co., Ltd. Semiconductor light-emitting device, lighting apparatus, and lighting unit for vehicles

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200917190A (en) * 2007-10-05 2009-04-16 Nat Univ Chung Cheng LED driver with color field sequential and area control method
US7671542B2 (en) * 2007-11-07 2010-03-02 Au Optronics Corporation Color control of multi-zone LED backlight
EP2332185A2 (fr) * 2008-09-08 2011-06-15 3M Innovative Properties Company Dispositif luminescent électriquement pixélisé
KR20110085726A (ko) * 2010-01-21 2011-07-27 삼성엘이디 주식회사 반도체 발광소자 및 이를 제조하는 방법
DE102010014177A1 (de) * 2010-04-01 2011-10-06 Jenoptik Polymer Systems Gmbh Oberflächenemittierende Halbleiter-Leuchtdiode
EP2442374B1 (fr) * 2010-10-12 2016-09-21 LG Innotek Co., Ltd. Dispositif électroluminescent
US9155146B2 (en) * 2012-09-07 2015-10-06 Samsung Electronics Co., Ltd. Light source apparatus and light emitting diode package
KR101494331B1 (ko) * 2013-12-11 2015-02-23 한국광기술원 플립 칩 구조의 질화물 반도체 발광소자
KR20160113892A (ko) * 2015-03-23 2016-10-04 삼성전자주식회사 발광 소자 패키지 제조 방법
JP6990529B2 (ja) * 2017-05-25 2022-01-12 スタンレー電気株式会社 半導体発光素子、半導体発光素子アレイ、半導体発光装置、及び、車両用灯具
KR102314308B1 (ko) * 2017-07-25 2021-10-18 루멘텀 오퍼레이션즈 엘엘씨 단일 칩 직렬 연결의 vcsel 어레이
FR3087942B1 (fr) * 2018-10-29 2021-09-17 Commissariat Energie Atomique Dispositif d'affichage electroluminescent multi-couleurs et procede de fabrication d'un tel dispositif
US11626448B2 (en) * 2019-03-29 2023-04-11 Lumileds Llc Fan-out light-emitting diode (LED) device substrate with embedded backplane, lighting system and method of manufacture

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014105403A1 (fr) * 2012-12-31 2014-07-03 Invensas Corporation Diode électroluminescente à hautes performances
WO2016079505A1 (fr) * 2014-11-18 2016-05-26 Mled Limited Micro-affichage à del couleur intégrées
US9412907B1 (en) * 2015-04-17 2016-08-09 Cree, Inc. Graded vias for LED chip P- and N- contacts
EP3182451A1 (fr) * 2015-12-15 2017-06-21 Stanley Electric Co., Ltd. Réseau d'éléments électroluminescents à semi-conducteurs et dispositif d'éclairage pour véhicules
US20170210277A1 (en) * 2016-01-22 2017-07-27 Stanley Electric Co., Ltd. Semiconductor light-emitting device, lighting apparatus, and lighting unit for vehicles

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021231772A1 *

Also Published As

Publication number Publication date
EP4150679A1 (fr) 2023-03-22
CN115868034A (zh) 2023-03-28
WO2021231772A1 (fr) 2021-11-18
CN115868034B (zh) 2024-03-29
KR20230003632A (ko) 2023-01-06
KR102581156B1 (ko) 2023-09-21
JP2023524892A (ja) 2023-06-13

Similar Documents

Publication Publication Date Title
HK1212420A1 (en) Led (light emitting diode) fluorescent lamp led
EP2681973A4 (fr) Dispositifs électroluminescents à semi-conducteur dotés de points de couleur sélectionnables et/ou réglables et procédés apparentés
PT3830479T (pt) Dispositivo de iluminação com distribuição de luz ajustável
EP4118685A4 (fr) Dispositifs à diodes électroluminescentes à couche d'étalement de courant
EP3493259B8 (fr) Source lumineuse à diode électroluminescente et lampe
CA189206S (en) Light-emitting diode (led) light fixture
GB201808092D0 (en) LED Lighting fixture
EP3648183A4 (fr) Dispositif électroluminescent et dispositif d'éclairage
GB2548751B (en) An LED flame effect lighting device
ZA202204663B (en) Led lamp with an adjustable luminous range
IL267272A (en) Led illumination module with fixed optic and variable emission pattern
ZA202213282B (en) Light emission device
GB201918121D0 (en) An organic light emitting device
EP4260381A4 (fr) Dispositif à diodes électroluminescentes
EP4150679A4 (fr) Dispositif électroluminescent à distribution spatiale configurable d'intensité d'émission
EP2694861A4 (fr) Lumière d'alarme de forte intensité avec réflecteur et diodes électroluminescentes
PL4055314T3 (pl) Włókno diod elektroluminescencyjnych zawierające trzy typy diod led
GB2592017B (en) Multicolour light emitting structure
EP3053987A4 (fr) Luminophore, dispositif électroluminescent l'utilisant, source de lumière d'éclairage et dispositif d'éclairage
GB201918318D0 (en) Light emitting diode and light emitting diode array
GB202215793D0 (en) Organic light emitting diode and organic light emitting device including thereof
EP3175678A4 (fr) Lampe d'adaptation à diode électroluminescente pour ballast de décharge haute intensité
EP3598491A4 (fr) Filament de diode électroluminescente et lampe
EP3006814A4 (fr) Ampoule à del à haute efficacité lumineuse
TWM475552U (en) Mounting base for mounting light emitting device and lighting device

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20221115

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230530

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Free format text: PREVIOUS MAIN CLASS: H01L0033080000

Ipc: H01L0027150000

A4 Supplementary search report drawn up and despatched

Effective date: 20240206

RIC1 Information provided on ipc code assigned before grant

Ipc: H01L 33/62 20100101ALI20240131BHEP

Ipc: H01L 33/38 20100101ALI20240131BHEP

Ipc: H01L 27/15 20060101AFI20240131BHEP