GB2601495B - Micro LED beam collimation - Google Patents

Micro LED beam collimation Download PDF

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Publication number
GB2601495B
GB2601495B GB2018920.5A GB202018920A GB2601495B GB 2601495 B GB2601495 B GB 2601495B GB 202018920 A GB202018920 A GB 202018920A GB 2601495 B GB2601495 B GB 2601495B
Authority
GB
United Kingdom
Prior art keywords
micro led
beam collimation
led beam
collimation
micro
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.)
Active
Application number
GB2018920.5A
Other languages
English (en)
Other versions
GB2601495A (en
GB202018920D0 (en
Inventor
Mezouari Samir
Leslie Breakspear Robert
Evestaff Colin
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.)
Plessey Semiconductors Ltd
Original Assignee
Plessey Semiconductors Ltd
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
Application filed by Plessey Semiconductors Ltd filed Critical Plessey Semiconductors Ltd
Priority to GB2018920.5A priority Critical patent/GB2601495B/en
Publication of GB202018920D0 publication Critical patent/GB202018920D0/en
Priority to US18/038,114 priority patent/US12615901B2/en
Priority to CN202180080673.0A priority patent/CN116529897A/zh
Priority to EP21820302.4A priority patent/EP4256609B1/en
Priority to JP2023532774A priority patent/JP2023553851A/ja
Priority to KR1020237018208A priority patent/KR102950377B1/ko
Priority to PCT/GB2021/053060 priority patent/WO2022117995A1/en
Priority to TW110144675A priority patent/TW202236591A/zh
Publication of GB2601495A publication Critical patent/GB2601495A/en
Application granted granted Critical
Publication of GB2601495B publication Critical patent/GB2601495B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • H10H29/142—Two-dimensional arrangements, e.g. asymmetric LED layout
    • 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
    • H10H20/036—Manufacture or treatment of packages
    • H10H20/0363—Manufacture or treatment of packages of optical field-shaping means
    • 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
    • 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
    • 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
GB2018920.5A 2020-12-01 2020-12-01 Micro LED beam collimation Active GB2601495B (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
GB2018920.5A GB2601495B (en) 2020-12-01 2020-12-01 Micro LED beam collimation
JP2023532774A JP2023553851A (ja) 2020-12-01 2021-11-25 マイクロｌｅｄビームコリメーション
CN202180080673.0A CN116529897A (zh) 2020-12-01 2021-11-25 微型led射束准直
EP21820302.4A EP4256609B1 (en) 2020-12-01 2021-11-25 Micro led beam collimation
US18/038,114 US12615901B2 (en) 2020-12-01 2021-11-25 Micro LED beam collimation
KR1020237018208A KR102950377B1 (ko) 2020-12-01 2021-11-25 마이크로 led 빔 시준
PCT/GB2021/053060 WO2022117995A1 (en) 2020-12-01 2021-11-25 Micro led beam collimation
TW110144675A TW202236591A (zh) 2020-12-01 2021-11-30 微型發光二極體的光束準直

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2018920.5A GB2601495B (en) 2020-12-01 2020-12-01 Micro LED beam collimation

Publications (3)

Publication Number Publication Date
GB202018920D0 GB202018920D0 (en) 2021-01-13
GB2601495A GB2601495A (en) 2022-06-08
GB2601495B true GB2601495B (en) 2023-08-02

Family

ID=74099731

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2018920.5A Active GB2601495B (en) 2020-12-01 2020-12-01 Micro LED beam collimation

Country Status (8)

Country Link
US (1) US12615901B2 (https=)
EP (1) EP4256609B1 (https=)
JP (1) JP2023553851A (https=)
KR (1) KR102950377B1 (https=)
CN (1) CN116529897A (https=)
GB (1) GB2601495B (https=)
TW (1) TW202236591A (https=)
WO (1) WO2022117995A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230361242A1 (en) * 2022-05-04 2023-11-09 Applied Materials, Inc. Dry treatment for surface loss removal in micro-led structures
WO2024238753A1 (en) * 2023-05-18 2024-11-21 Applied Materials, Inc. Circuitry and processing techniques for improved displays
US20240413280A1 (en) * 2023-06-06 2024-12-12 Viavi Solutions Inc. Optical element of an emitter
CN119419203B (zh) * 2024-09-26 2025-10-31 厦门大学 微型发光二极管发光单元、器件及器件的制备方法

Citations (9)

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US20010012047A1 (en) * 1997-09-12 2001-08-09 Yasuhiro Osawa Optical apparatus and method of manufacturing optical apparatus
US20110062470A1 (en) * 2009-09-17 2011-03-17 Koninklijke Philips Electronics N.V. Reduced angular emission cone illumination leds
US20130021776A1 (en) * 2011-07-22 2013-01-24 Guardian Industries Corp. Led lighting systems with phosphor subassemblies, and/or methods of making the same
WO2013061228A1 (en) * 2011-10-28 2013-05-02 Koninklijke Philips Electronics N.V. Light emitting device with integral shaped reflector
US20180090058A1 (en) * 2016-09-23 2018-03-29 Hong Kong Beida Jade Bird Display Limited Micro Display Panels With Integrated Micro-Reflectors
CN110400519A (zh) * 2019-07-29 2019-11-01 京东方科技集团股份有限公司 背光模组及其制作方法、显示装置
CN110729282A (zh) * 2019-10-08 2020-01-24 武汉大学 一种Micro-LED显示芯片及其制备方法
US20200166767A1 (en) * 2018-11-22 2020-05-28 Hefei Boe Optoelectronics Technology Co., Ltd. Light collimating thin film, edge-type backlight module, liquid crystal display device and micro light emitting diode display device
US20200335667A1 (en) * 2019-04-18 2020-10-22 Lumileds Holding B.V. Lighting Device

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JPH1178115A (ja) * 1997-09-12 1999-03-23 Ricoh Co Ltd 光学装置
US20020074522A1 (en) * 2000-12-15 2002-06-20 Zakar Eugene S. Scene projector apparatus
GB0127573D0 (en) * 2001-11-17 2002-01-09 Corning Inc Semiconductor optical devices and methods of making them
US7510928B2 (en) * 2006-05-05 2009-03-31 Tru-Si Technologies, Inc. Dielectric trenches, nickel/tantalum oxide structures, and chemical mechanical polishing techniques
TW200941758A (en) * 2008-03-25 2009-10-01 Bright Led Electronics Corp LED-based surface light-source device
US8729581B2 (en) * 2010-01-13 2014-05-20 Apple Inc. Light guide for LED source
US10500770B2 (en) * 2010-03-02 2019-12-10 So-Semi Technologies, Llc LED packaging with integrated optics and methods of manufacturing the same
US9178123B2 (en) * 2012-12-10 2015-11-03 LuxVue Technology Corporation Light emitting device reflective bank structure
US10658558B2 (en) * 2017-10-10 2020-05-19 Lumileds Llc LED package including converter confinement
US11404400B2 (en) * 2018-01-24 2022-08-02 Apple Inc. Micro LED based display panel
WO2020000184A1 (zh) * 2018-06-26 2020-01-02 苏州晶湛半导体有限公司 半导体结构及其制造方法
EP3664151A1 (en) * 2018-12-06 2020-06-10 Nexperia B.V. Bipolar transistor with polysilicon emitter and method of manufacturing
KR102779280B1 (ko) * 2019-05-03 2025-03-12 삼성전자주식회사 Led 디스플레이 모듈, led 디스플레이 모듈의 제조 방법, 그리고 led 디스플레이 모듈을 포함하는 디스플레이 장치

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20010012047A1 (en) * 1997-09-12 2001-08-09 Yasuhiro Osawa Optical apparatus and method of manufacturing optical apparatus
US20110062470A1 (en) * 2009-09-17 2011-03-17 Koninklijke Philips Electronics N.V. Reduced angular emission cone illumination leds
US20130021776A1 (en) * 2011-07-22 2013-01-24 Guardian Industries Corp. Led lighting systems with phosphor subassemblies, and/or methods of making the same
WO2013061228A1 (en) * 2011-10-28 2013-05-02 Koninklijke Philips Electronics N.V. Light emitting device with integral shaped reflector
US20180090058A1 (en) * 2016-09-23 2018-03-29 Hong Kong Beida Jade Bird Display Limited Micro Display Panels With Integrated Micro-Reflectors
US20200166767A1 (en) * 2018-11-22 2020-05-28 Hefei Boe Optoelectronics Technology Co., Ltd. Light collimating thin film, edge-type backlight module, liquid crystal display device and micro light emitting diode display device
US20200335667A1 (en) * 2019-04-18 2020-10-22 Lumileds Holding B.V. Lighting Device
CN110400519A (zh) * 2019-07-29 2019-11-01 京东方科技集团股份有限公司 背光模组及其制作方法、显示装置
CN110729282A (zh) * 2019-10-08 2020-01-24 武汉大学 一种Micro-LED显示芯片及其制备方法

Also Published As

Publication number Publication date
JP2023553851A (ja) 2023-12-26
US20240021656A1 (en) 2024-01-18
GB2601495A (en) 2022-06-08
WO2022117995A1 (en) 2022-06-09
KR102950377B1 (ko) 2026-04-09
US12615901B2 (en) 2026-04-28
TW202236591A (zh) 2022-09-16
KR20230113558A (ko) 2023-07-31
GB202018920D0 (en) 2021-01-13
EP4256609A1 (en) 2023-10-11
EP4256609B1 (en) 2025-07-23
CN116529897A (zh) 2023-08-01

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