JP2019102633A - 発光素子アレイ及びこれを用いた露光ヘッドと画像形成装置 - Google Patents

発光素子アレイ及びこれを用いた露光ヘッドと画像形成装置 Download PDF

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Publication number
JP2019102633A
JP2019102633A JP2017231541A JP2017231541A JP2019102633A JP 2019102633 A JP2019102633 A JP 2019102633A JP 2017231541 A JP2017231541 A JP 2017231541A JP 2017231541 A JP2017231541 A JP 2017231541A JP 2019102633 A JP2019102633 A JP 2019102633A
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JP
Japan
Prior art keywords
light emitting
emitting element
element array
layer
semiconductor
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.)
Withdrawn
Application number
JP2017231541A
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English (en)
Japanese (ja)
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JP2019102633A5 (https=
Inventor
中西　宏一郎
Koichiro Nakanishi
宏一郎 中西
武志 内田
Takeshi Uchida
武志 内田
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP2017231541A priority Critical patent/JP2019102633A/ja
Priority to US16/199,587 priority patent/US20190168515A1/en
Publication of JP2019102633A publication Critical patent/JP2019102633A/ja
Publication of JP2019102633A5 publication Critical patent/JP2019102633A5/ja
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
    • B41J2/447—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources
    • B41J2/45—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources using light-emitting diode [LED] or laser arrays
    • 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
    • H10H20/81—Bodies
    • H10H20/819—Bodies characterised by their shape, e.g. curved or truncated substrates
    • 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
    • H10H20/822—Materials of the light-emitting regions
    • H10H20/824—Materials of the light-emitting regions comprising only Group III-V materials, e.g. GaP
    • 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
    • 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
    • H10H20/813—Bodies having a plurality of light-emitting regions, e.g. multi-junction LEDs or light-emitting devices having photoluminescent regions within the bodies
    • 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
    • H10H20/831—Electrodes characterised by their shape

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Led Devices (AREA)
  • Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
  • Exposure Or Original Feeding In Electrophotography (AREA)
  • Facsimile Heads (AREA)
JP2017231541A 2017-12-01 2017-12-01 発光素子アレイ及びこれを用いた露光ヘッドと画像形成装置 Withdrawn JP2019102633A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2017231541A JP2019102633A (ja) 2017-12-01 2017-12-01 発光素子アレイ及びこれを用いた露光ヘッドと画像形成装置
US16/199,587 US20190168515A1 (en) 2017-12-01 2018-11-26 Light-emitting element array, and light exposure head and image forming apparatus using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2017231541A JP2019102633A (ja) 2017-12-01 2017-12-01 発光素子アレイ及びこれを用いた露光ヘッドと画像形成装置

Publications (2)

Publication Number Publication Date
JP2019102633A true JP2019102633A (ja) 2019-06-24
JP2019102633A5 JP2019102633A5 (https=) 2021-01-28

Family

ID=66658775

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2017231541A Withdrawn JP2019102633A (ja) 2017-12-01 2017-12-01 発光素子アレイ及びこれを用いた露光ヘッドと画像形成装置

Country Status (2)

Country Link
US (1) US20190168515A1 (https=)
JP (1) JP2019102633A (https=)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617930A (en) * 1969-03-24 1971-11-02 American Optical Corp Laser structure having a controllable frequency spectrum of stimulated emissive energy
US5814841A (en) * 1988-03-18 1998-09-29 Nippon Sheet Glass Co., Ltd. Self-scanning light-emitting array
US6180960B1 (en) * 1995-04-12 2001-01-30 Nippon Sheet Glass Co., Ltd. Surface light-emitting element and self-scanning type light-emitting device
JP2001102626A (ja) * 1999-07-28 2001-04-13 Canon Inc Ｌｅｄチップ、ｌｅｄアレイチップ、ｌｅｄアレイヘッド及び画像形成装置
EP2006918A4 (en) * 2006-02-20 2012-05-30 Kyocera Corp ARRAY LIGHT-EMITTING ELEMENT, LIGHT-EMITTING ARRANGEMENT AND PICTURE GENERATION ARRANGEMENT

Also Published As

Publication number Publication date
US20190168515A1 (en) 2019-06-06

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