EP4150679A4 - Light-emitting device with configurable spatial distribution of emission intensity - Google Patents
Light-emitting device with configurable spatial distribution of emission intensityInfo
- 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
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
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 (en) | 2020-05-15 | 2021-05-13 | Light-emitting device with configurable spatial distribution of emission intensity |
Publications (2)
Publication Number | Publication Date |
---|---|
EP4150679A1 EP4150679A1 (en) | 2023-03-22 |
EP4150679A4 true EP4150679A4 (en) | 2024-03-06 |
Family
ID=78524952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP21803213.4A Pending EP4150679A4 (en) | 2020-05-15 | 2021-05-13 | Light-emitting device with configurable spatial distribution of emission intensity |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP4150679A4 (en) |
JP (1) | JP2023524892A (en) |
KR (1) | KR102581156B1 (en) |
CN (1) | CN115868034B (en) |
WO (1) | WO2021231772A1 (en) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014105403A1 (en) * | 2012-12-31 | 2014-07-03 | Invensas Corporation | High performance light emitting diode |
WO2016079505A1 (en) * | 2014-11-18 | 2016-05-26 | Mled Limited | Integrated colour led micro-display |
US9412907B1 (en) * | 2015-04-17 | 2016-08-09 | Cree, Inc. | Graded vias for LED chip P- and N- contacts |
EP3182451A1 (en) * | 2015-12-15 | 2017-06-21 | Stanley Electric Co., Ltd. | Semiconductor light-emitting element array and lighting device for vehicles |
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 (25)
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 (en) * | 2008-09-08 | 2011-06-15 | 3M Innovative Properties Company | Electrically pixelated luminescent device |
DE102008054218A1 (en) * | 2008-10-31 | 2010-05-06 | Osram Opto Semiconductors Gmbh | LED chip |
KR20110085726A (en) * | 2010-01-21 | 2011-07-27 | 삼성엘이디 주식회사 | Semiconductor light emitting device and manufacturing method of the same |
DE102010014177A1 (en) * | 2010-04-01 | 2011-10-06 | Jenoptik Polymer Systems Gmbh | Surface emitting semiconductor light emitting diode |
JP5572038B2 (en) * | 2010-08-27 | 2014-08-13 | スタンレー電気株式会社 | Semiconductor light emitting device and vehicular lamp using the same |
US8664684B2 (en) * | 2010-08-31 | 2014-03-04 | Micron Technology, Inc. | Solid state lighting devices with improved contacts and associated methods of manufacturing |
EP2442374B1 (en) * | 2010-10-12 | 2016-09-21 | LG Innotek Co., Ltd. | Light emitting device |
DE102011056888A1 (en) * | 2011-12-22 | 2013-06-27 | Osram Opto Semiconductors Gmbh | Display device and method for producing a display device |
US9155146B2 (en) * | 2012-09-07 | 2015-10-06 | Samsung Electronics Co., Ltd. | Light source apparatus and light emitting diode package |
DE102013102667A1 (en) * | 2013-03-15 | 2014-10-02 | Osram Opto Semiconductors Gmbh | display device |
KR102222861B1 (en) * | 2013-07-18 | 2021-03-04 | 루미리즈 홀딩 비.브이. | Highly reflective flip chip led die |
KR101494331B1 (en) * | 2013-12-11 | 2015-02-23 | 한국광기술원 | Flip chip type nitride semiconductor light emitting device |
KR102199991B1 (en) * | 2014-05-28 | 2021-01-11 | 엘지이노텍 주식회사 | Light emitting device and light unit having the same |
DE102014108300B4 (en) * | 2014-06-12 | 2022-02-24 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Optoelectronic semiconductor components |
KR20160113892A (en) * | 2015-03-23 | 2016-10-04 | 삼성전자주식회사 | Method of light emitting diode(LED) package |
KR102382886B1 (en) * | 2015-05-26 | 2022-04-05 | 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 | Light emitting device |
KR102388284B1 (en) * | 2015-05-26 | 2022-04-19 | 쑤저우 레킨 세미컨덕터 컴퍼니 리미티드 | Light emitting device |
DE102015108545A1 (en) * | 2015-05-29 | 2016-12-01 | Osram Opto Semiconductors Gmbh | Optoelectronic component and method for producing an optoelectronic component |
WO2017119743A1 (en) * | 2016-01-05 | 2017-07-13 | 주식회사 세미콘라이트 | Semiconductor light-emitting element |
JP6990529B2 (en) * | 2017-05-25 | 2022-01-12 | スタンレー電気株式会社 | Semiconductor light emitting elements, semiconductor light emitting element arrays, semiconductor light emitting devices, and vehicle lamps |
EP3659188B1 (en) * | 2017-07-25 | 2022-10-19 | Lumentum Operations LLC | A single-chip series connected vcsel array |
FR3087942B1 (en) * | 2018-10-29 | 2021-09-17 | Commissariat Energie Atomique | MULTI-COLOR ELECTROLUMINESCENT DISPLAY DEVICE AND METHOD FOR MANUFACTURING SUCH A DEVICE |
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 |
-
2021
- 2021-05-13 EP EP21803213.4A patent/EP4150679A4/en active Pending
- 2021-05-13 KR KR1020227044010A patent/KR102581156B1/en active IP Right Grant
- 2021-05-13 WO PCT/US2021/032312 patent/WO2021231772A1/en active Application Filing
- 2021-05-13 JP JP2022569091A patent/JP2023524892A/en active Pending
- 2021-05-13 CN CN202180049164.1A patent/CN115868034B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014105403A1 (en) * | 2012-12-31 | 2014-07-03 | Invensas Corporation | High performance light emitting diode |
WO2016079505A1 (en) * | 2014-11-18 | 2016-05-26 | Mled Limited | Integrated colour led micro-display |
US9412907B1 (en) * | 2015-04-17 | 2016-08-09 | Cree, Inc. | Graded vias for LED chip P- and N- contacts |
EP3182451A1 (en) * | 2015-12-15 | 2017-06-21 | Stanley Electric Co., Ltd. | Semiconductor light-emitting element array and lighting device for vehicles |
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)
Title |
---|
See also references of WO2021231772A1 * |
Also Published As
Publication number | Publication date |
---|---|
CN115868034A (en) | 2023-03-28 |
KR20230003632A (en) | 2023-01-06 |
JP2023524892A (en) | 2023-06-13 |
CN115868034B (en) | 2024-03-29 |
EP4150679A1 (en) | 2023-03-22 |
WO2021231772A1 (en) | 2021-11-18 |
KR102581156B1 (en) | 2023-09-21 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 20240206 |
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RIC1 | Information provided on ipc code assigned before grant |
Ipc: H01L 33/62 20100101ALI20240131BHEP Ipc: H01L 33/38 20100101ALI20240131BHEP Ipc: H01L 27/15 20060101AFI20240131BHEP |