JP5733961B2 - 光デバイスウエーハの加工方法 - Google Patents
光デバイスウエーハの加工方法 Download PDFInfo
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- JP5733961B2 JP5733961B2 JP2010264045A JP2010264045A JP5733961B2 JP 5733961 B2 JP5733961 B2 JP 5733961B2 JP 2010264045 A JP2010264045 A JP 2010264045A JP 2010264045 A JP2010264045 A JP 2010264045A JP 5733961 B2 JP5733961 B2 JP 5733961B2
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- optical device
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- 230000003287 optical effect Effects 0.000 title claims description 74
- 238000003672 processing method Methods 0.000 title claims description 14
- 229920005989 resin Polymers 0.000 claims description 55
- 239000011347 resin Substances 0.000 claims description 55
- 238000005520 cutting process Methods 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 27
- 239000004065 semiconductor Substances 0.000 claims description 20
- 239000000758 substrate Substances 0.000 description 19
- 229910052594 sapphire Inorganic materials 0.000 description 15
- 239000010980 sapphire Substances 0.000 description 15
- 239000002390 adhesive tape Substances 0.000 description 9
- 238000003754 machining Methods 0.000 description 9
- 238000004140 cleaning Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 5
- 238000003384 imaging method Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002679 ablation Methods 0.000 description 3
- 238000007730 finishing process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
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Classifications
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- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/304—Mechanical treatment, e.g. grinding, polishing, cutting
-
- 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
- H01L33/0004—Devices characterised by their operation
- H01L33/0008—Devices characterised by their operation having p-n or hi-lo junctions
-
- 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
-
- 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
-
- 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
- H01L33/44—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 coatings, e.g. passivation layer or anti-reflective coating
-
- 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
- H01L33/52—Encapsulations
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Dicing (AREA)
- Turning (AREA)
- Led Devices (AREA)
Description
好ましくは、該旋削工程は、光デバイスウエーハを保持した該チャックテーブルを回転させずに加工送りすることにより実施し、該粗旋削工程は第1の加工送り速度で実施し、該仕上げ旋削工程は該第1の加工送り速度より遅い第2の加工送り速度で実施する。
波長 :1560nm
平均出力 :0.8〜1.2W
繰り返し周波数 :90〜200kHz
送り速度 :100〜300mm/秒
波長 :355nm(YAGレーザの第三高調波)
平均出力 :0.8〜1.2W
繰り返し周波数 :90〜200kHz
送り速度 :100〜300mm/秒
10 バイト切削ユニット
11 光デバイスウエーハ
13 サファイア基板
15 発光層
19 光デバイス
25 バイトホイール
26 バイトユニット
30 チャックテーブル
31,33 電極
35 透光性モールド樹脂
50 ホイール基台
54 バイト
56 切削刃
72,72a 旋削痕
82 集光器
94 改質層
100 分割治具
Claims (4)
- 発光層に複数の光デバイスが形成され且つ該発光層の表面に光特性を向上させる透光性モールド樹脂が被覆された光デバイスウエーハの加工方法であって、
該透光性モールド樹脂が露出するように光デバイスウエーハをチャックテーブルで保持する保持工程と、
該チャックテーブルで保持された光デバイスウエーハの該透光性モールド樹脂にバイトを回転させながら作用させて、該透光性モールド樹脂を満遍なく旋削して該透光性モールド樹脂を所望の厚みに仕上げる旋削工程と、を備え、
該旋削工程は、該透光性モールド樹脂に該バイトを第1の切り込み量で切り込ませる粗旋削工程と、該粗旋削工程を実施した後該透光性モールド樹脂に該第1の切り込み量より小さい第2の切り込み量で切り込ませる仕上げ旋削工程と、を含むことを特徴とする光デバイスウエーハの加工方法。 - 該発光層は、n型半導体層と、該n型半導体層上に積層されたp型半導体層と、該n型半導体層から突出した負電極と、該p型半導体層から突出した正電極とを含み、
該透光性モールド樹脂は該負電極及び該正電極を埋設するように該発光層に被覆され、
該仕上げ旋削工程では、該透光性モールド樹脂から該負電極及び該正電極を露出させるまで該透光性モールド樹脂を旋削する請求項1記載の光デバイスウエーハの加工方法。 - 該粗旋削工程は、該負電極及び該正電極が露出する直前で停止する請求項2記載の光デバイスウエーハの加工方法。
- 該旋削工程は、光デバイスウエーハを保持した該チャックテーブルを回転させずに加工送りすることにより実施し、
該粗旋削工程は第1の加工送り速度で実施し、該仕上げ旋削工程は該第1の加工送り速度より遅い第2の加工送り速度で実施する請求項1〜3の何れかに記載の光デバイスウエーハの加工方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010264045A JP5733961B2 (ja) | 2010-11-26 | 2010-11-26 | 光デバイスウエーハの加工方法 |
TW100101083A TWI500182B (zh) | 2010-11-26 | 2011-01-12 | Processing method of optical device wafers |
KR1020110008906A KR101623221B1 (ko) | 2010-11-26 | 2011-01-28 | 광 디바이스 웨이퍼의 가공 방법 |
CN201110048074.9A CN102479697B (zh) | 2010-11-26 | 2011-02-28 | 光器件晶片的加工方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010264045A JP5733961B2 (ja) | 2010-11-26 | 2010-11-26 | 光デバイスウエーハの加工方法 |
Publications (2)
Publication Number | Publication Date |
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JP2012114366A JP2012114366A (ja) | 2012-06-14 |
JP5733961B2 true JP5733961B2 (ja) | 2015-06-10 |
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JP2010264045A Active JP5733961B2 (ja) | 2010-11-26 | 2010-11-26 | 光デバイスウエーハの加工方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP5733961B2 (ja) |
KR (1) | KR101623221B1 (ja) |
CN (1) | CN102479697B (ja) |
TW (1) | TWI500182B (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2014239100A (ja) * | 2013-06-06 | 2014-12-18 | 株式会社ディスコ | 加工方法 |
JP2016107368A (ja) * | 2014-12-05 | 2016-06-20 | 株式会社ディスコ | 発光デバイスウエーハの加工方法 |
JP6685592B2 (ja) * | 2016-03-03 | 2020-04-22 | 株式会社ディスコ | ウェーハの加工方法 |
JP6815119B2 (ja) * | 2016-07-27 | 2021-01-20 | 株式会社ディスコ | ウエーハの加工方法及び発光デバイス |
JP6896347B2 (ja) * | 2017-10-27 | 2021-06-30 | 株式会社ディスコ | 被加工物の加工方法 |
JP6896346B2 (ja) * | 2017-10-27 | 2021-06-30 | 株式会社ディスコ | 被加工物の加工方法 |
CN108172672A (zh) * | 2018-01-30 | 2018-06-15 | 深圳大学 | 一种具有微阵列结构的led芯片及其制造方法 |
Family Cites Families (9)
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JP2003273408A (ja) * | 2000-07-31 | 2003-09-26 | Nichia Chem Ind Ltd | 発光装置 |
JP2003209080A (ja) * | 2002-01-11 | 2003-07-25 | Disco Abrasive Syst Ltd | 半導体ウェーハ保護部材及び半導体ウェーハの研削方法 |
JP4648039B2 (ja) * | 2005-03-07 | 2011-03-09 | 株式会社ディスコ | 半導体ウエーハの電極加工方法 |
JP4728033B2 (ja) * | 2005-04-19 | 2011-07-20 | 株式会社ディスコ | 半導体ウエーハの加工方法 |
US9024349B2 (en) * | 2007-01-22 | 2015-05-05 | Cree, Inc. | Wafer level phosphor coating method and devices fabricated utilizing method |
JP2009004406A (ja) * | 2007-06-19 | 2009-01-08 | Disco Abrasive Syst Ltd | 基板の加工方法 |
JP2009043931A (ja) * | 2007-08-08 | 2009-02-26 | Disco Abrasive Syst Ltd | ウェーハの裏面研削方法 |
JP2009274182A (ja) * | 2008-05-15 | 2009-11-26 | Disco Abrasive Syst Ltd | バイト工具を備えた加工装置 |
JP2010221309A (ja) * | 2009-03-19 | 2010-10-07 | Disco Abrasive Syst Ltd | バイト工具およびバイト工具を備えた加工装置 |
-
2010
- 2010-11-26 JP JP2010264045A patent/JP5733961B2/ja active Active
-
2011
- 2011-01-12 TW TW100101083A patent/TWI500182B/zh active
- 2011-01-28 KR KR1020110008906A patent/KR101623221B1/ko active IP Right Grant
- 2011-02-28 CN CN201110048074.9A patent/CN102479697B/zh active Active
Also Published As
Publication number | Publication date |
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KR20120057483A (ko) | 2012-06-05 |
KR101623221B1 (ko) | 2016-05-20 |
TWI500182B (zh) | 2015-09-11 |
CN102479697B (zh) | 2016-07-13 |
JP2012114366A (ja) | 2012-06-14 |
TW201222865A (en) | 2012-06-01 |
CN102479697A (zh) | 2012-05-30 |
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