GB2547123B - LED vertical chip structure with special coarsening morphology and preparation method therefor - Google Patents

LED vertical chip structure with special coarsening morphology and preparation method therefor Download PDF

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Publication number
GB2547123B
GB2547123B GB1704361.3A GB201704361A GB2547123B GB 2547123 B GB2547123 B GB 2547123B GB 201704361 A GB201704361 A GB 201704361A GB 2547123 B GB2547123 B GB 2547123B
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GB
United Kingdom
Prior art keywords
coarsening
morphology
special
preparation
method therefor
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
GB1704361.3A
Other versions
GB2547123A (en
GB201704361D0 (en
Inventor
Tong Ling
Zhang Qiong
Lv Mengyan
Zhang Yu
Li Qiming
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.)
Enraytek Optoelectronics Co Ltd
Original Assignee
Enraytek Optoelectronics 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 Enraytek Optoelectronics Co Ltd filed Critical Enraytek Optoelectronics Co Ltd
Publication of GB201704361D0 publication Critical patent/GB201704361D0/en
Publication of GB2547123A publication Critical patent/GB2547123A/en
Application granted granted Critical
Publication of GB2547123B publication Critical patent/GB2547123B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/02—Semiconductor devices having potential barriers 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 bodies
    • H01L33/20—Semiconductor devices having potential barriers 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 bodies with a particular shape, e.g. curved or truncated substrate
    • H01L33/22—Roughened surfaces, e.g. at the interface between epitaxial layers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers 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 having potential barriers 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 having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/005—Processes
    • H01L33/0062—Processes for devices with an active region comprising only III-V compounds
    • H01L33/0075—Processes for devices with an active region comprising only III-V compounds comprising nitride compounds
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L33/005—Processes
    • H01L33/0093—Wafer bonding; Removal of the growth substrate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L33/00—Semiconductor devices having potential barriers 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 having potential barriers 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
    • H01L33/64—Heat extraction or cooling elements
    • H01L33/647—Heat extraction or cooling elements the elements conducting electric current to or from the semiconductor body
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2933/00—Details relating to devices covered by the group H01L33/00 but not provided for in its subgroups
    • H01L2933/0008—Processes
    • H01L2933/0016—Processes relating to electrodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Led Devices (AREA)
GB1704361.3A 2014-09-15 2015-09-14 LED vertical chip structure with special coarsening morphology and preparation method therefor Expired - Fee Related GB2547123B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201410468337.5A CN104218134B (en) 2014-09-15 2014-09-15 LED (Light Emitting Diode) vertical chip structure with special coarsening morphology and preparation method thereof
PCT/CN2015/089497 WO2016041471A1 (en) 2014-09-15 2015-09-14 Led vertical chip structure with special coarsening morphology and preparation method therefor

Publications (3)

Publication Number Publication Date
GB201704361D0 GB201704361D0 (en) 2017-05-03
GB2547123A GB2547123A (en) 2017-08-09
GB2547123B true GB2547123B (en) 2020-05-27

Family

ID=52099438

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1704361.3A Expired - Fee Related GB2547123B (en) 2014-09-15 2015-09-14 LED vertical chip structure with special coarsening morphology and preparation method therefor

Country Status (4)

Country Link
CN (1) CN104218134B (en)
DE (1) DE112015004200T5 (en)
GB (1) GB2547123B (en)
WO (1) WO2016041471A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104218134B (en) * 2014-09-15 2017-02-15 映瑞光电科技(上海)有限公司 LED (Light Emitting Diode) vertical chip structure with special coarsening morphology and preparation method thereof
CN105047778B (en) * 2015-08-11 2018-11-20 厦门市三安光电科技有限公司 A kind of preparation method of film gallium nitride-based light
US10559716B2 (en) * 2016-03-08 2020-02-11 Alpad Corporation Semiconductor light emitting device and method for manufacturing same
CN111725197B (en) * 2020-06-30 2022-06-03 上海天马微电子有限公司 Micro light-emitting diode substrate and manufacturing method thereof, and display panel and manufacturing method thereof
CN113363360B (en) * 2021-05-21 2022-09-09 厦门士兰明镓化合物半导体有限公司 LED chip with vertical structure and manufacturing method thereof
WO2023060515A1 (en) * 2021-10-14 2023-04-20 厦门市芯颖显示科技有限公司 Micro light-emitting diode chip and display device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101071840A (en) * 2006-05-08 2007-11-14 Lg电子株式会社 Light emitting device and method for manufacturing the same
CN101740689A (en) * 2008-11-26 2010-06-16 Lg伊诺特有限公司 Light emitting device and method of manufacturing the same
CN103022301A (en) * 2011-09-20 2013-04-03 上海蓝光科技有限公司 High-power GaN-based vertical structure LED with light extraction microstructure and preparation method thereof
CN203434183U (en) * 2013-07-24 2014-02-12 华南理工大学 Optimized LED patterned substrate and LED chip
CN104218134A (en) * 2014-09-15 2014-12-17 映瑞光电科技(上海)有限公司 LED (Light Emitting Diode) vertical chip structure with special coarsening morphology and preparation method thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101449005B1 (en) * 2007-11-26 2014-10-08 엘지이노텍 주식회사 Semiconductor light emitting device and fabrication method thereof
US7598105B2 (en) * 2007-12-21 2009-10-06 Tekcore Co., Ltd. Light emitting diode structure and method for fabricating the same
KR101671793B1 (en) * 2010-07-01 2016-11-04 삼성전자주식회사 Semiconductor Light Emitting Diode and Method of manufacturing thereof
CN103035799B (en) * 2011-10-07 2015-08-26 清华大学 Light-emitting diode
CN102437258B (en) * 2011-12-06 2014-08-06 上海蓝光科技有限公司 Patterned substrate for controlling gallium nitride nucleating growth position and preparation method thereof
EP2743966B1 (en) * 2012-12-14 2020-11-25 Seoul Viosys Co., Ltd. Epitaxial layer wafer having void for separating growth substrate therefrom and semiconductor device fabricated using the same
CN103887390B (en) * 2014-01-29 2017-06-27 华灿光电(苏州）有限公司 The preparation method of graphical sapphire substrate and preparation method thereof, epitaxial wafer

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101071840A (en) * 2006-05-08 2007-11-14 Lg电子株式会社 Light emitting device and method for manufacturing the same
US20160111598A1 (en) * 2006-05-08 2016-04-21 Lg Innotek Co., Ltd. Light emitting device having light extraction structure and method for manufacturing the same
CN101740689A (en) * 2008-11-26 2010-06-16 Lg伊诺特有限公司 Light emitting device and method of manufacturing the same
US20120012859A1 (en) * 2008-11-26 2012-01-19 Sun Kyung Kim Light emitting device and method of manufacturing the same
CN103022301A (en) * 2011-09-20 2013-04-03 上海蓝光科技有限公司 High-power GaN-based vertical structure LED with light extraction microstructure and preparation method thereof
CN203434183U (en) * 2013-07-24 2014-02-12 华南理工大学 Optimized LED patterned substrate and LED chip
CN104218134A (en) * 2014-09-15 2014-12-17 映瑞光电科技(上海)有限公司 LED (Light Emitting Diode) vertical chip structure with special coarsening morphology and preparation method thereof

Also Published As

Publication number Publication date
CN104218134B (en) 2017-02-15
DE112015004200T5 (en) 2017-06-14
CN104218134A (en) 2014-12-17
GB2547123A (en) 2017-08-09
GB201704361D0 (en) 2017-05-03
WO2016041471A1 (en) 2016-03-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20200827