JPWO2019142708A1 - 接合装置、および接合方法 - Google Patents
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Abstract
Description
基板を吸着する吸着面に、前記基板を吸着する吸着圧力が独立に制御される複数の領域として、円状の第1領域および前記第1領域の径方向外側に配置される円環状の第2領域を有する保持部と、
前記吸着面を構成する複数の領域のそれぞれに独立に吸着圧力を発生させる複数の吸着圧力発生部と、
複数の前記吸着圧力発生部のそれぞれによって発生される吸着圧力を独立に調整する複数の吸着圧力調整部と、
複数の前記吸着圧力発生部および複数の前記吸着圧力調整部を制御する制御部とを備え、
前記制御部は、前記第1領域の少なくとも一部と前記第2領域の少なくとも一部とに異なる前記吸着圧力を発生させる。
図1は、一実施形態にかかる接合システムを示す平面図である。図2は、一実施形態にかかる接合システムを示す側面図である。図3は、一実施形態にかかる第1基板および第2基板の接合前の状態を示す側面図である。図1に示す接合システム1は、第1基板W1と第2基板W2とを接合することによって重合基板T(図7(b)参照)を形成する。
図4は、一実施形態にかかる接合装置を示す平面図である。図5は、一実施形態にかかる接合装置を示す側面図である。
図8は、一実施形態にかかる接合システムが実行する処理の一部を示すフローチャートである。なお、図8に示す各種の処理は、制御装置70による制御下で実行される。
図9は、一実施形態にかかる下チャック、真空ポンプおよび真空レギュレータを示す図である。図9において、下チャック141の吸着面141aにおける水平方向角度と、その吸着面141aに吸着されたときの下ウェハW2(図6等参照)の方向指数とを示す。なお、下ウェハW2の接合面W2jの面指数は(100)である。方向指数や面指数として用いられるミラー指数が負であることは、通常、数字の上に「−」(バー)を付すことによって表現するが、本明細書では数字の前に負の符号を付すことによって表現する。なお、図9において、図面を見やすくするため、ピン204の図示を省略する。
以上、本開示の基板処理装置および基板処理方法の実施形態などについて説明したが、本開示は上記実施形態などに限定されない。特許請求の範囲に記載された範疇内において、各種の変更、修正、置換、付加、削除、および組合わせが可能である。それらについても当然に本開示の技術的範囲に属する。
70 制御装置
140 上チャック(対向保持部)
141 下チャック(保持部)
141a 吸着面
210 第1領域
220 第2領域
221 径方向外側のリング領域
222 径方向内側のリング領域
231〜234、241 真空ポンプ(吸着圧力発生部)
251〜254、261 真空レギュレータ(吸着圧力調整部)
W1 上ウェハ(基板)
W2 下ウェハ(基板)
基板を水平に吸着する吸着面に、前記基板を吸着する吸着圧力が独立に制御される複数の領域として、第1領域および前記第1領域の外側に配置される第2領域を有する保持部と、
前記吸着面を構成する複数の領域のそれぞれに独立に吸着圧力を発生させる複数の吸着圧力発生部と、
複数の前記吸着圧力発生部のそれぞれによって発生される吸着圧力を独立に調整する複数の吸着圧力調整部と、
前記保持部に対向配置され、前記基板に接合される前記基板とは別の第2基板を保持する対向保持部と、
前記対向保持部に保持されている前記第2基板の中心部を、前記基板の中心部に押圧する押圧部と、
複数の前記吸着圧力発生部、複数の前記吸着圧力調整部、および前記押圧部を制御する制御部とを備え、
前記制御部は、前記押圧部で前記第2基板の中心部を前記基板の中心部に接触させ、続いて、前記第2基板の接合面と前記基板の接合面とを全面で当接させる間、前記基板を水平に前記吸着面に吸着し、且つ前記第1領域の少なくとも一部と前記第2領域の少なくとも一部とに異なる前記吸着圧力を発生させる。
Claims (12)
- 基板を吸着する吸着面に、前記基板を吸着する吸着圧力が独立に制御される複数の領域として、円状の第1領域および前記第1領域の径方向外側に配置される円環状の第2領域を有する保持部と、
前記吸着面を構成する複数の領域のそれぞれに独立に吸着圧力を発生させる複数の吸着圧力発生部と、
複数の前記吸着圧力発生部のそれぞれによって発生される吸着圧力を独立に調整する複数の吸着圧力調整部と、
複数の前記吸着圧力発生部および複数の前記吸着圧力調整部を制御する制御部とを備え、
前記制御部は、前記第1領域の少なくとも一部と前記第2領域の少なくとも一部とに異なる前記吸着圧力を発生させる、基板処理装置。 - 前記保持部は、前記第2領域に、前記吸着圧力が独立に制御される複数の領域を有し、
前記制御部は、前記第2領域の一部と前記第2領域の他の一部とに異なる前記吸着圧力を発生させる、請求項1に記載の基板処理装置。 - 前記保持部は、前記吸着圧力が独立に制御される複数の領域として、前記第2領域を径方向に分割してなる複数のリング領域を有し、
前記制御部は、一の前記リング領域の少なくとも一部と、他の一の前記リング領域の少なくとも一部とに異なる前記吸着圧力を発生させる、請求項2に記載の基板処理装置。 - 前記保持部は、前記吸着圧力が独立に制御される複数の領域として、前記第2領域の外周端を周方向に分割してなる複数の円弧領域を有し、
前記制御部は、隣り合う2つの前記円弧領域に、異なる前記吸着圧力を発生させる、請求項2または3に記載の基板処理装置。 - 前記保持部は、前記吸着圧力が独立に制御される複数の領域として、前記第1領域を径方向に分割してなる複数の分割領域を有し、
前記制御部は、隣り合う2つの前記分割領域に、異なる前記吸着圧力を発生させる、請求項1〜4のいずれか1項に記載の基板処理装置。 - 前記保持部に対向配置される対向保持部を備え、
前記対向保持部は、前記基板に接合される別の基板を保持する、請求項1〜5のいずれか1項に記載の基板処理装置。 - 基板を吸着する吸着面に、前記基板を吸着する吸着圧力を発生させる、基板処理方法であって、
前記吸着面を構成する円状の第1領域および前記第1領域の径方向外側に配置される円環状の第2領域のそれぞれに発生させる前記吸着圧力を独立に制御すると共に、
前記第1領域の少なくとも一部と、前記第2領域の少なくとも一部とに異なる前記吸着圧力を発生させる、基板処理方法。 - 前記第2領域の一部と、前記第2領域の他の一部とで、前記吸着圧力を独立に制御することにより、異なる前記吸着圧力を生じさせる、請求項7に記載の基板処理方法。
- 前記第2領域を径方向に分割してなる複数のリング領域のそれぞれに発生させる前記吸着圧力を独立に制御すると共に、
一の前記リング領域の少なくとも一部と、他の一の前記リング領域の少なくとも一部とに異なる前記吸着圧力を発生させる、請求項8に記載の基板処理方法。 - 前記第2領域の外周端を周方向に分割してなる複数の円弧領域のうち、隣り合う2つの円弧領域において、前記吸着圧力を独立に制御すると共に、異なる前記吸着圧力を発生させる、請求項8または9に記載の基板処理方法。
- 前記第1領域を径方向に分割してなる複数の分割領域のそれぞれに生じさせる前記吸着圧力を独立に制御すると共に、
隣り合う2つの前記分割領域に、異なる前記吸着圧力を発生させる、請求項7〜10のいずれか1項に記載の基板処理方法。 - 前記吸着面に前記吸着圧力によって吸着されている前記基板と、別の基板とを向い合せて接合する、請求項7〜11のいずれか1項に記載の基板処理方法。
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US12125718B2 (en) | 2021-09-17 | 2024-10-22 | Kioxia Corporation | Bonding apparatus and method of manufacturing semiconductor device |
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WO2021054265A1 (ja) * | 2019-09-20 | 2021-03-25 | 東京エレクトロン株式会社 | 接合装置および接合方法 |
JP2021086989A (ja) * | 2019-11-29 | 2021-06-03 | 東京エレクトロン株式会社 | 真空チャック、及び接合装置 |
JP7488062B2 (ja) * | 2020-03-02 | 2024-05-21 | 東京エレクトロン株式会社 | 接合装置、接合システム、接合方法および記憶媒体 |
TW202139060A (zh) * | 2020-04-01 | 2021-10-16 | 政美應用股份有限公司 | 晶圓影像擷取裝置及其影像擷取之方法 |
CN112038220B (zh) * | 2020-08-31 | 2023-02-03 | 上海华力集成电路制造有限公司 | 晶圆键合工艺中改善晶圆边缘形变的方法 |
US20230178397A1 (en) * | 2021-12-06 | 2023-06-08 | Skyworks Solutions, Inc. | Wafer cleaning with wafer assembly presence detection |
US20240063022A1 (en) * | 2022-08-16 | 2024-02-22 | Tokyo Electron Limited | Wafer bonding process with reduced overlay distortion |
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TWI818942B (zh) | 2023-10-21 |
KR20200100847A (ko) | 2020-08-26 |
US11735465B2 (en) | 2023-08-22 |
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CN118748157A (zh) | 2024-10-08 |
KR20240074887A (ko) | 2024-05-28 |
TW201937630A (zh) | 2019-09-16 |
KR102668071B1 (ko) | 2024-05-22 |
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JP6919019B2 (ja) | 2021-08-11 |
US20200365442A1 (en) | 2020-11-19 |
TW202401630A (zh) | 2024-01-01 |
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