JP6414464B2 - 発光装置およびプロジェクター - Google Patents

発光装置およびプロジェクター Download PDF

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Publication number
JP6414464B2
JP6414464B2 JP2014260943A JP2014260943A JP6414464B2 JP 6414464 B2 JP6414464 B2 JP 6414464B2 JP 2014260943 A JP2014260943 A JP 2014260943A JP 2014260943 A JP2014260943 A JP 2014260943A JP 6414464 B2 JP6414464 B2 JP 6414464B2
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JP
Japan
Prior art keywords
light
region
light emitting
emitting device
optical waveguide
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.)
Expired - Fee Related
Application number
JP2014260943A
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English (en)
Japanese (ja)
Other versions
JP2016122704A (ja
JP2016122704A5 (enExample
Inventor
大毅 西岡
大毅 西岡
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP2014260943A priority Critical patent/JP6414464B2/ja
Priority to TW104142994A priority patent/TW201635586A/zh
Priority to CN201510967484.1A priority patent/CN105742422A/zh
Priority to KR1020150182621A priority patent/KR20160078259A/ko
Priority to EP15201988.1A priority patent/EP3038170A1/en
Priority to US14/757,410 priority patent/US9653641B2/en
Publication of JP2016122704A publication Critical patent/JP2016122704A/ja
Publication of JP2016122704A5 publication Critical patent/JP2016122704A5/ja
Application granted granted Critical
Publication of JP6414464B2 publication Critical patent/JP6414464B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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]
    • H10H20/042—Superluminescent diodes
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/005—Projectors using an electronic spatial light modulator but not peculiar thereto
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/20—Lamp housings
    • G03B21/2006—Lamp housings characterised by the light source
    • G03B21/2033—LED or laser light sources
    • 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
    • H10H20/814—Bodies having reflecting means, e.g. semiconductor 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
    • H10H20/81—Bodies
    • H10H20/816—Bodies having carrier transport control structures, e.g. highly-doped semiconductor layers or current-blocking structures
    • 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
    • H10H20/83—Electrodes
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Projection Apparatus (AREA)
  • Led Devices (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
JP2014260943A 2014-12-24 2014-12-24 発光装置およびプロジェクター Expired - Fee Related JP6414464B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2014260943A JP6414464B2 (ja) 2014-12-24 2014-12-24 発光装置およびプロジェクター
CN201510967484.1A CN105742422A (zh) 2014-12-24 2015-12-21 发光装置及投影仪
KR1020150182621A KR20160078259A (ko) 2014-12-24 2015-12-21 발광 장치 및 프로젝터
TW104142994A TW201635586A (zh) 2014-12-24 2015-12-21 發光裝置及投影機
EP15201988.1A EP3038170A1 (en) 2014-12-24 2015-12-22 Light emitting device and projektor
US14/757,410 US9653641B2 (en) 2014-12-24 2015-12-23 Light emitting device and projector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014260943A JP6414464B2 (ja) 2014-12-24 2014-12-24 発光装置およびプロジェクター

Publications (3)

Publication Number Publication Date
JP2016122704A JP2016122704A (ja) 2016-07-07
JP2016122704A5 JP2016122704A5 (enExample) 2018-01-11
JP6414464B2 true JP6414464B2 (ja) 2018-10-31

Family

ID=55072453

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2014260943A Expired - Fee Related JP6414464B2 (ja) 2014-12-24 2014-12-24 発光装置およびプロジェクター

Country Status (6)

Country Link
US (1) US9653641B2 (enExample)
EP (1) EP3038170A1 (enExample)
JP (1) JP6414464B2 (enExample)
KR (1) KR20160078259A (enExample)
CN (1) CN105742422A (enExample)
TW (1) TW201635586A (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016125857B4 (de) 2016-12-29 2022-05-05 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Halbleiterlaserdiode
KR20180118480A (ko) * 2017-04-21 2018-10-31 주식회사 루멘스 마이크로 led 패널을 이용한 프로젝션 장치 및 그 제조방법
DE102017113389B4 (de) 2017-06-19 2021-07-29 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Halbleiterlaserdiode
JP7314037B2 (ja) * 2019-12-04 2023-07-25 浜松ホトニクス株式会社 半導体発光素子
US20220149230A1 (en) * 2020-11-12 2022-05-12 Denselight Semiconductors Pte Ltd Super-broadband continuous spectrum superluminescent light emitting diode
JP7616599B2 (ja) * 2021-02-26 2025-01-17 セイコーエプソン株式会社 発光装置およびプロジェクター
US12349528B2 (en) * 2021-10-25 2025-07-01 Meta Platforms Technologies, Llc Strain management of III-P micro-LED epitaxy towards higher efficiency and low bow

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4843611A (en) * 1987-07-27 1989-06-27 Ortel Corporation Superluminescent diode and single mode laser
JPH06237011A (ja) 1993-02-12 1994-08-23 Olympus Optical Co Ltd 光半導体素子
JPH1084130A (ja) 1996-09-06 1998-03-31 Hamamatsu Photonics Kk 発光素子
JP2000269600A (ja) 1999-03-18 2000-09-29 Hitachi Cable Ltd 高出力広帯域光源及び光増幅デバイス
JP2000349713A (ja) 1999-06-03 2000-12-15 Hitachi Cable Ltd 波長可変型光送信器
JP4632833B2 (ja) * 2005-03-25 2011-02-16 富士通株式会社 半導体装置
US20060227818A1 (en) * 2005-04-12 2006-10-12 Nl-Nanosemiconductor Gmbh Fundamental-frequency monolithic mode-locked laser including multiple gain absorber pairs
DE102008014093B4 (de) * 2007-12-27 2020-02-06 Osram Opto Semiconductors Gmbh Kantenemittierender Halbleiterlaserchip mit zumindest einer Strombarriere
JP5170406B2 (ja) 2008-03-26 2013-03-27 セイコーエプソン株式会社 発光装置
US7960743B2 (en) * 2008-12-05 2011-06-14 Jds Uniphase Corporation Multi-electrode light emitting device
JP5703598B2 (ja) * 2010-06-11 2015-04-22 セイコーエプソン株式会社 発光装置、およびプロジェクター
JP5589580B2 (ja) * 2010-06-11 2014-09-17 セイコーエプソン株式会社 発光装置、およびプロジェクター
JP6040790B2 (ja) * 2013-02-01 2016-12-07 セイコーエプソン株式会社 発光装置、スーパールミネッセントダイオード、およびプロジェクター
JP6103202B2 (ja) * 2013-02-27 2017-03-29 セイコーエプソン株式会社 半導体発光装置、スーパールミネッセントダイオード、およびプロジェクター
JP2015191973A (ja) * 2014-03-27 2015-11-02 キヤノン株式会社 発光素子、前記発光素子を有する光源システム、及び前記光源システムを有する光干渉断層計
JP6421928B2 (ja) * 2014-12-24 2018-11-14 セイコーエプソン株式会社 発光装置およびプロジェクター

Also Published As

Publication number Publication date
JP2016122704A (ja) 2016-07-07
KR20160078259A (ko) 2016-07-04
TW201635586A (zh) 2016-10-01
CN105742422A (zh) 2016-07-06
US20160190386A1 (en) 2016-06-30
EP3038170A1 (en) 2016-06-29
US9653641B2 (en) 2017-05-16

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