JP5277999B2 - 複合基板の製造方法 - Google Patents
複合基板の製造方法 Download PDFInfo
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- JP5277999B2 JP5277999B2 JP2009017856A JP2009017856A JP5277999B2 JP 5277999 B2 JP5277999 B2 JP 5277999B2 JP 2009017856 A JP2009017856 A JP 2009017856A JP 2009017856 A JP2009017856 A JP 2009017856A JP 5277999 B2 JP5277999 B2 JP 5277999B2
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- 239000002131 composite material Substances 0.000 title claims abstract description 36
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 239000000758 substrate Substances 0.000 title claims description 148
- 239000000463 material Substances 0.000 claims abstract description 84
- 238000000034 method Methods 0.000 claims abstract description 66
- 239000010409 thin film Substances 0.000 claims abstract description 66
- 238000005468 ion implantation Methods 0.000 claims abstract description 21
- 150000002500 ions Chemical class 0.000 claims abstract description 3
- 239000013078 crystal Substances 0.000 claims description 38
- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 claims description 8
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 claims description 8
- 238000005530 etching Methods 0.000 abstract description 28
- 239000010408 film Substances 0.000 description 19
- 238000000206 photolithography Methods 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000005498 polishing Methods 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- -1 hydrogen ions Chemical class 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 230000002411 adverse Effects 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000009257 reactivity Effects 0.000 description 4
- 235000012239 silicon dioxide Nutrition 0.000 description 4
- 238000007740 vapor deposition Methods 0.000 description 4
- 230000010287 polarization Effects 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 229910052594 sapphire Inorganic materials 0.000 description 3
- 239000010980 sapphire Substances 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 238000001312 dry etching Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 239000005360 phosphosilicate glass Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- PSHMSSXLYVAENJ-UHFFFAOYSA-N dilithium;[oxido(oxoboranyloxy)boranyl]oxy-oxoboranyloxyborinate Chemical compound [Li+].[Li+].O=BOB([O-])OB([O-])OB=O PSHMSSXLYVAENJ-UHFFFAOYSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 150000002642 lithium compounds Chemical class 0.000 description 1
- 239000008204 material by function Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
Images
Landscapes
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
Description
図1は、本実施形態に係る複合基板の製造工程フローにおける各工程での基板状態を示す図である。
11,21…単結晶圧電基板
1A,11A,21A…パターン領域
1B,11B,21B…逆パターン領域
1C,13,23…剥離層
1D…境界部
2,12,22…レジストマスク
2A,12A,22A…開口
3,14,24…支持基板
4,19,29…素子薄膜
5,18,28…複合基板
11,21…単結晶圧電基板
15,25…接合層
16,26…犠牲層
17A,17B…電極膜
27A…IDT電極
27B…配線
Claims (1)
- 開口が形成されたマスクで機能性材料基板の主面を覆うマスク工程と、
前記マスクの前記開口から露出する前記機能性材料基板のパターン領域にイオンを注入し、前記パターン領域の表面から一定距離の内部に剥離層を形成するイオン注入工程と、
前記イオン注入工程の後、前記機能性材料基板の前記主面から前記マスクを除くマスク除去工程と、
前記マスク除去工程の後、前記機能性材料基板の前記主面を支持基板の平坦な主面に接合する接合工程と、
前記機能性材料基板の前記パターン領域から機能性材料薄膜を剥離する剥離工程と、を含む、複合基板の製造方法であって、
前記機能性材料基板はタンタル酸リチウムまたはニオブ酸リチウムの単結晶圧電基板であり、前記支持基板に接合される前記機能性材料薄膜はバルク波または板波を利用する素子薄膜であり、前記支持基板は前記機能性材料薄膜の振動空間を備えるものであり、
前記剥離工程の後に、前記振動空間に設ける犠牲層のエッチャントを前記機能性材料薄膜が接合されていない位置から導入する工程を含む、複合基板の製造方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2009017856A JP5277999B2 (ja) | 2009-01-29 | 2009-01-29 | 複合基板の製造方法 |
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JP2009017856A JP5277999B2 (ja) | 2009-01-29 | 2009-01-29 | 複合基板の製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2010178013A JP2010178013A (ja) | 2010-08-12 |
JP5277999B2 true JP5277999B2 (ja) | 2013-08-28 |
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JP2009017856A Expired - Fee Related JP5277999B2 (ja) | 2009-01-29 | 2009-01-29 | 複合基板の製造方法 |
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JP (1) | JP5277999B2 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5786393B2 (ja) * | 2011-03-18 | 2015-09-30 | 株式会社村田製作所 | 水晶デバイスの製造方法 |
CN105794107B (zh) | 2013-12-27 | 2018-12-25 | 株式会社村田制作所 | 弹性波装置以及其制造方法 |
CN111492577B (zh) | 2017-12-28 | 2024-04-02 | 日本碍子株式会社 | 压电性材料基板与支撑基板的接合体及其制造方法 |
DE102018107496B3 (de) * | 2018-03-28 | 2019-07-11 | RF360 Europe GmbH | Volumenschallwellenresonatorvorrichtung und Verfahren zu deren Herstellung |
CN112259676B (zh) * | 2020-10-19 | 2022-11-01 | 济南晶正电子科技有限公司 | 一种具有图案的薄膜键合体、制备方法及电子器件 |
CN112259675B (zh) * | 2020-10-19 | 2022-10-28 | 济南晶正电子科技有限公司 | 一种具有图案的薄膜键合体、制备方法及电子器件 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2758907B1 (fr) * | 1997-01-27 | 1999-05-07 | Commissariat Energie Atomique | Procede d'obtention d'un film mince, notamment semiconducteur, comportant une zone protegee des ions, et impliquant une etape d'implantation ionique |
FR2788176B1 (fr) * | 1998-12-30 | 2001-05-25 | Thomson Csf | Dispositif a ondes acoustiques guidees dans une fine couche de materiau piezo-electrique collee par une colle moleculaire sur un substrat porteur et procede de fabrication |
JP2003017967A (ja) * | 2001-06-29 | 2003-01-17 | Toshiba Corp | 弾性表面波素子及びその製造方法 |
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