JP2023016716A - 基板処理装置及び基板処理方法 - Google Patents
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Abstract
Description
図10は、本発明の基板処理装置で他の実施例によるフォトディテクタ700の動作を見せてくれる断面図である。フォトディテクタ700はフォトディテクタ700を回動可能に提供され、反射光をスキャンすることができる。一例によれば、フォトディテクタ700は第1角度から第2角度に回動しながら基板(W)の位置別反射光を測定することができる。プロセッサ(図示せず)は位置別反射光に根拠してレーザー出力を設定することができる。
10 インデックスモジュール
20 工程処理モジュール
120 ロードポート
140 移送フレーム
Claims (20)
- 基板を水平で維持する支持ユニットと、
レーザーを前記基板に照射するレーザー照射ユニットと、
前記基板に照射されたレーザーのうちで前記基板で反射された反射光のエネルギーを検出するフォトディテクタと、及び
プロセッサを含み、
前記プロセッサは、
第1出力の第1レーザーを基板に照射し、
前記フォトディテクタから検出された前記第1レーザーが基板で反射された第1反射光のエネルギーに基盤して前記基板を加熱するために照射する第2レーザーの第2出力を設定することを特徴とする基板処理装置。 - レーザー照射ユニットは基板の下面に前記レーザーを照射することを特徴とする請求項1に記載の基板処理装置。
- 前記第1出力は前記第2出力より低いことを特徴とする請求項1に記載の基板処理装置。
- 前記基板に液を供給する液供給ユニットをさらに含み、
前記プロセッサは、
前記基板に液膜を形成し、
前記第2出力の前記第2レーザーを前記基板に対して照射することを特徴とする請求項1に記載の基板処理装置。 - 前記プロセッサは、
前記第1反射光のエネルギーを既記憶された基準値と比べて、
前記第1反射光のエネルギーが前記基準値の反射光のエネルギーより大きい場合、前記第2出力を前記基準値の基準出力より高く設定して、
前記第1反射光のエネルギーが前記基準値の反射光のエネルギーより小さな場合、前記第2出力を前記基準値の基準出力より低く設定することを特徴とする請求項1に記載の基板処理装置。 - 前記プロセッサは、
前記第1反射光のエネルギーから反射率及び吸収率を算出し、
前記第2出力は前記吸収率に反比例して設定されることを特徴とする請求項1に記載の基板処理装置。 - 前記第2出力によって前記第1基板が吸収するエネルギーは、既記憶された基準値の基準出力による基準ウェハーが吸収するエネルギーと同一に設定されることを特徴とする請求項1に記載の基板処理装置。
- 前記フォトディテクタは、
前記基板が前記第2レーザーによって加熱処理される中に実時間で反射光を検出し、
前記プロセッサは、
前記実時間に検出される前記反射光をモニタリングしながら、
前記反射光のエネルギーが変化する場合前記第2出力の強さを調節することを特徴とする請求項1に記載の基板処理装置。 - 前記反射光のエネルギーが小くなれば前記第2出力の強さを弱く調節することを特徴とする請求項8に記載の基板処理装置。
- 前記反射光のエネルギーが大きくなれば前記第2出力強さを強く調節することを特徴とする請求項8に記載の基板処理装置。
- 基板にレーザーを照射して基板を加熱する方法において、
ローディングされた基板に対してレーザー照射ユニットが第1出力の第1レーザーを基板に照射し、
フォトディテクタが前記第1レーザーのうちで前記基板で反射された第1反射光のエネルギーを検出し、
前記フォトディテクタから検出された前記第1反射光のエネルギーに基盤して前記基板を加熱するための第2レーザーの第2出力を設定することを特徴とする基板処理方法。 - 前記レーザーは基板の下面に照射されることを特徴とする請求項11に記載の基板処理方法。
- 前記第1出力は前記第2出力より低いことを特徴とする請求項11に記載の基板処理方法。
- 前記第1反射光のエネルギーを既記憶された基準値と比べて、
前記第1反射光のエネルギーが既基準値より大きい場合、第2出力を基準値に対応する出力より高く設定し、
前記第1反射光のエネルギーが既基準値より小さな場合、第2出力を基準値に対応する出力より低く設定することを特徴とする請求項11に記載の基板処理方法。 - 前記第1反射光のエネルギーから反射率及び吸収率を算出し、
前記第2出力は前記吸収率に反比例して設定されることを特徴とする請求項11に記載の基板処理方法。 - 前記第2出力によって第1基板が吸収するエネルギーは、既記憶された基準値による基準出力による基準ウェハーが吸収するエネルギーと同一に設定されることを特徴とする請求項11に記載の基板処理方法。
- 前記フォトディテクタは、
前記基板が前記第2レーザーによって加熱処理される中に実時間で反射光を検出し、
前記プロセッサは、
前記実時間で検出される前記反射光をモニタリングしながら、
前記反射光のエネルギーが変化する場合前記第2出力の強さを調節することを特徴とする請求項11に記載の基板処理方法。 - 前記反射光のエネルギーが小くなれば前記第2出力の強さを弱く調節することを特徴とする請求項17に記載の基板処理方法。
- 前記反射光のエネルギーが大きくなれば前記第2出力の強さを強く調節することを特徴とする請求項17に記載の基板処理方法。
- 基板を水平で維持する支持ユニットと、
前記基板に液を供給する液供給ユニットと、
レーザーを前記基板の下面に照射するレーザー照射ユニットと、
前記基板に照射されたレーザーのうちで前記基板で反射された反射光のエネルギーを検出するフォトディテクタと、及び
プロセッサを含み、
前記プロセッサは、
第1出力の第1レーザーを基板に照射し、
前記フォトディテクタから検出された前記第1レーザーが基板で反射された第1反射光のエネルギーに基盤して前記基板を加熱するために照射する第2レーザーの第2出力を設定し、
前記基板に液膜を形成し、
前記第2出力の前記第2レーザーを前記基板に対して照射することを特徴とする基板処理装置。
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JP2011049449A (ja) * | 2009-08-28 | 2011-03-10 | Tokyo Electron Ltd | 被処理体加熱処理方法及び被処理体加熱処理装置 |
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JP2013016697A (ja) * | 2011-07-05 | 2013-01-24 | Tokyo Electron Ltd | 基板処理装置、基板処理方法及びその基板処理方法を実行させるためのプログラムを記録した記憶媒体 |
US20150079701A1 (en) * | 2013-09-17 | 2015-03-19 | Kabushiki Kaisha Toshiba | Semiconductor device manufacturing method and manufacturing apparatus |
JP2015060852A (ja) * | 2013-09-17 | 2015-03-30 | 株式会社東芝 | 半導体装置の製造方法及び製造装置 |
US20200146111A1 (en) * | 2018-11-07 | 2020-05-07 | Tokyo Electron Limited | Substrate processing apparatus and substrate processing method |
JP2020077752A (ja) * | 2018-11-07 | 2020-05-21 | 東京エレクトロン株式会社 | 基板処理装置及び基板処理方法 |
KR102248770B1 (ko) * | 2020-02-06 | 2021-05-04 | 세메스 주식회사 | 기판 처리 장치 |
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