JP7367897B1 - 面発光装置、および表示装置 - Google Patents

面発光装置、および表示装置 Download PDF

Info

Publication number
JP7367897B1
JP7367897B1 JP2023536452A JP2023536452A JP7367897B1 JP 7367897 B1 JP7367897 B1 JP 7367897B1 JP 2023536452 A JP2023536452 A JP 2023536452A JP 2023536452 A JP2023536452 A JP 2023536452A JP 7367897 B1 JP7367897 B1 JP 7367897B1
Authority
JP
Japan
Prior art keywords
layer
sealing member
light
resin
reflective film
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
JP2023536452A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023136256A5 (https=
JPWO2023136256A1 (https=
Inventor
喜洋 金井
淳朗 續木
麻理衣 西川
康佑 佐伯
俊輔 古谷
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.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co 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 Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Publication of JPWO2023136256A1 publication Critical patent/JPWO2023136256A1/ja
Priority to JP2023175660A priority Critical patent/JP7658403B2/ja
Application granted granted Critical
Publication of JP7367897B1 publication Critical patent/JP7367897B1/ja
Publication of JPWO2023136256A5 publication Critical patent/JPWO2023136256A5/ja
Priority to JP2025001834A priority patent/JP2025061027A/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • H10H20/852—Encapsulations
    • H10H20/854—Encapsulations characterised by their material, e.g. epoxy or silicone resins
    • 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
    • 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
    • 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
    • H10H29/00—Integrated devices, or assemblies of multiple devices, comprising at least one light-emitting semiconductor element covered by group H10H20/00
    • H10H29/80—Constructional details
    • H10H29/85—Packages
    • H10H29/852—Encapsulations
    • H10H29/854—Encapsulations characterised by their material, e.g. epoxy or silicone resins
    • 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
    • H10H29/80—Constructional details
    • H10H29/85—Packages
    • H10H29/855—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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Led Device Packages (AREA)
  • Planar Illumination Modules (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Liquid Crystal (AREA)
JP2023536452A 2022-01-12 2023-01-11 面発光装置、および表示装置 Active JP7367897B1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023175660A JP7658403B2 (ja) 2022-01-12 2023-10-11 面発光装置、および表示装置
JP2025001834A JP2025061027A (ja) 2022-01-12 2025-01-06 面発光装置、および表示装置

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022003216 2022-01-12
JP2022003216 2022-01-12
PCT/JP2023/000407 WO2023136256A1 (ja) 2022-01-12 2023-01-11 面発光装置、および表示装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2023175660A Division JP7658403B2 (ja) 2022-01-12 2023-10-11 面発光装置、および表示装置

Publications (3)

Publication Number Publication Date
JPWO2023136256A1 JPWO2023136256A1 (https=) 2023-07-20
JP7367897B1 true JP7367897B1 (ja) 2023-10-24
JPWO2023136256A5 JPWO2023136256A5 (https=) 2023-12-13

Family

ID=87279141

Family Applications (3)

Application Number Title Priority Date Filing Date
JP2023536452A Active JP7367897B1 (ja) 2022-01-12 2023-01-11 面発光装置、および表示装置
JP2023175660A Active JP7658403B2 (ja) 2022-01-12 2023-10-11 面発光装置、および表示装置
JP2025001834A Pending JP2025061027A (ja) 2022-01-12 2025-01-06 面発光装置、および表示装置

Family Applications After (2)

Application Number Title Priority Date Filing Date
JP2023175660A Active JP7658403B2 (ja) 2022-01-12 2023-10-11 面発光装置、および表示装置
JP2025001834A Pending JP2025061027A (ja) 2022-01-12 2025-01-06 面発光装置、および表示装置

Country Status (6)

Country Link
US (2) US12414415B2 (https=)
JP (3) JP7367897B1 (https=)
KR (1) KR20240134310A (https=)
CN (1) CN118525380A (https=)
TW (1) TW202338461A (https=)
WO (1) WO2023136256A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117518616A (zh) * 2023-11-20 2024-02-06 业成光电（深圳）有限公司 发光装置及显示装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010262770A (ja) * 2009-04-30 2010-11-18 Toppan Printing Co Ltd 発光シート、及びそれを用いた照明装置、バックライトユニット、ディスプレイ装置
JP2016225374A (ja) * 2015-05-27 2016-12-28 四国計測工業株式会社 Ｌｅｄ発光装置
CN208521547U (zh) * 2018-04-27 2019-02-19 北京环宇蓝博科技有限公司 Led显示屏幕罩及led显示屏
US20190094619A1 (en) * 2017-09-28 2019-03-28 Lg Display Co., Ltd. Backlight unit and liquid crystal display device including the same
JP2020188073A (ja) * 2019-05-10 2020-11-19 シャープ株式会社 Ｌｅｄ光源基板及び照明装置
JP2021009937A (ja) * 2019-07-01 2021-01-28 大日本印刷株式会社 封止部材付き発光ダイオード基板、表示装置、タイリング表示装置、および発光ダイオード基板用封止材シート

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003046105A (ja) 2001-08-02 2003-02-14 Dainippon Printing Co Ltd 太陽電池モジュ−ル用充填剤層
JP4899913B2 (ja) 2007-02-16 2012-03-21 東レ株式会社 積層フィルムおよび携帯電話用成型加飾フィルム
JP2013016588A (ja) 2011-07-01 2013-01-24 Citizen Electronics Co Ltd Ｌｅｄ発光装置
DE102011107893A1 (de) 2011-07-18 2013-01-24 Heraeus Noblelight Gmbh Optoelektronisches Modul mit verbesserter Optik
JP2013037788A (ja) 2011-08-03 2013-02-21 Opt Design:Kk 発光体を用いた面照明光源装置
JP2018050027A (ja) 2016-09-15 2018-03-29 大日本印刷株式会社 太陽電池モジュール
KR20260051096A (ko) * 2020-10-20 2026-04-15 다이니폰 인사츠 가부시키가이샤 면 발광 장치, 표시 장치, 면 발광 장치용 밀봉 부재 시트 및 면 발광 장치의 제조 방법

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010262770A (ja) * 2009-04-30 2010-11-18 Toppan Printing Co Ltd 発光シート、及びそれを用いた照明装置、バックライトユニット、ディスプレイ装置
JP2016225374A (ja) * 2015-05-27 2016-12-28 四国計測工業株式会社 Ｌｅｄ発光装置
US20190094619A1 (en) * 2017-09-28 2019-03-28 Lg Display Co., Ltd. Backlight unit and liquid crystal display device including the same
CN208521547U (zh) * 2018-04-27 2019-02-19 北京环宇蓝博科技有限公司 Led显示屏幕罩及led显示屏
JP2020188073A (ja) * 2019-05-10 2020-11-19 シャープ株式会社 Ｌｅｄ光源基板及び照明装置
JP2021009937A (ja) * 2019-07-01 2021-01-28 大日本印刷株式会社 封止部材付き発光ダイオード基板、表示装置、タイリング表示装置、および発光ダイオード基板用封止材シート

Also Published As

Publication number Publication date
US12414415B2 (en) 2025-09-09
US20250081687A1 (en) 2025-03-06
KR20240134310A (ko) 2024-09-09
CN118525380A (zh) 2024-08-20
JP7658403B2 (ja) 2025-04-08
JPWO2023136256A1 (https=) 2023-07-20
TW202338461A (zh) 2023-10-01
WO2023136256A1 (ja) 2023-07-20
US20250366275A1 (en) 2025-11-27
JP2025061027A (ja) 2025-04-10
JP2024012319A (ja) 2024-01-30

Similar Documents

Publication Publication Date Title
JP7302720B2 (ja) 拡散部材、積層体、拡散部材のセット、ｌｅｄバックライトおよび表示装置
WO2021002247A1 (ja) 拡散部材、積層体、拡散部材のセット、ｌｅｄバックライトおよび表示装置
JP7327610B2 (ja) 面発光装置、表示装置、面発光装置用封止部材シートおよび面発光装置の製造方法
US20250366275A1 (en) Surface-emitting device, and display device
JP2025081619A (ja) 面発光装置、表示装置、面発光装置の製造方法、および面発光装置用封止部材シート

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230615

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230615

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20230615

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230704

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230728

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230808

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230901

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20230912

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20230925

R150 Certificate of patent or registration of utility model

Ref document number: 7367897

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150