JP7170829B2 - 基板位置決め装置および方法 - Google Patents
基板位置決め装置および方法 Download PDFInfo
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Description
Claims (14)
- ロボットブレードをロボットアーム延長部に接続する回転ジョイントを含むロボットアームと、
非円形の基板の表面プロファイルおよび前記ロボットアーム上の前記基板の位置を測定するように構成された3次元(3D)照射マッピング装置と、
前記3D照射マッピング装置および前記ロボットアームと通信するコントローラであって、前記3D照射マッピング装置から表面プロファイルデータを受け取り、前記ロボットアーム上の前記基板の前記位置を調整するように構成されたコントローラと、
複数のリフトピンを備えるターゲット面であって、前記リフトピンは、互いに独立して前記ターゲット面に直交して移動するように構成されており、前記コントローラは、前記表面プロファイルデータに基づいて前記リフトピンの位置を調整するために、前記リフトピンと通信する、ターゲット面と、
を備える、基板処理装置。 - 前記3D照射マッピング装置は、3Dレーザマッピング装置を備える、請求項1に記載の基板処理装置。
- 前記3Dレーザマッピング装置が、透明基板の前記表面プロファイルを測定するように構成されている、請求項2に記載の基板処理装置。
- 前記3Dレーザマッピング装置が、正方形、長方形、三角形、六角形、多角形、菱形、および平行四辺形である基板の前記表面プロファイルを測定するように構成されている、請求項3に記載の基板処理装置。
- 前記3Dレーザマッピング装置が、レーザ源およびレーザセンサを備える、請求項4に記載の基板処理装置。
- 前記ロボットアームのx方向、y方向およびx-y平面内での回転の運動を制御するコントローラをさらに備える、請求項5に記載の基板処理装置。
- 前記コントローラは、基板が前記ロボットブレード上にある状態で前記基板がチャンバ内に装填されている間、前記基板の前記表面プロファイルを測定するように構成されている、請求項6に記載の基板処理装置。
- 1つまたは複数の透明な多角形EUVマスクブランクを受け入れるように構成されたEUVマスクブランクローディングシステムと、
物理的気相堆積チャンバ、予洗浄チャンバ、およびマルチカソードPVDチャンバを含む真空チャンバへのアクセスを提供するための複数のポートを含む基板ハンドリング真空チャンバへのアクセスを提供するための保持チャンバと、をさらに備え、
前記コントローラは、前記基板が、前記保持チャンバ、前記物理的気相堆積チャンバ、前記予洗浄チャンバ、および前記マルチカソードPVDチャンバのうちの少なくとも1つに移動されるときに、前記ロボットアーム上の前記基板の前記位置を調整するように構成されている、請求項1から7のいずれか一項に記載の基板処理装置。 - 前記コントローラは、前記基板が前記ターゲット面に対して平行になるように、前記リフトピンを前記ターゲット面に対して直交して独立に移動させるようにさらに構成されている、請求項1に記載の基板処理装置。
- 前記コントローラは、前記リフトピンを含むリフトピンアセンブリを軸の周りで回転させて、前記基板を位置合わせするようにさらに構成されている、請求項9に記載の基板処理装置。
- 前記コントローラは、前記リフトピンアセンブリを移動させて、前記ターゲット面に対して前記基板をセンタリングするようにさらに構成されている、請求項10に記載の基板処理装置。
- チャンバ内で基板を位置合わせする方法であって、
回転ジョイントを含むロボットアームのロボットブレード上に配置された多角形形状を有する基板を、チャンバ内で移動させることと、
表面プロファイルデータを取得するために、3次元(3D)照射マッピング装置を使用して、前記基板が移動している間に、前記基板の表面プロファイルと、前記ロボットアーム上の前記基板の位置を測定することと、
前記ロボットブレードをx-y平面内で回転させ、前記ロボットブレードを移動させることによって、前記基板の前記位置を調整することと、
複数のリフトピンを備えるターゲット面を含む前記チャンバ内に前記基板を配置することであって、前記リフトピンは、互いに独立して前記ターゲット面に直交して移動するように構成されており、コントローラは、前記表面プロファイルデータに基づいて前記リフトピンの位置を調整するために、前記リフトピンと通信する、前記基板を配置することと、
を含む、方法。 - 前記表面プロファイルデータを取得することと、前記3D照射マッピング装置および前記ロボットアームと通信する前記コントローラを提供することとをさらに含み、前記コントローラは、前記3D照射マッピング装置から表面プロファイルデータを受け取り、前記ロボットアーム上の前記基板の前記位置を調整するように構成されている、請求項12に記載の方法。
- 前記3D照射マッピング装置は、レーザ源と、コントローラと通信するレーザセンサとを備え、前記3D照射マッピング装置は、前記基板を表すデジタル3D形状、ならびに前記ロボットアーム上の位置または点に対する前記基板の位置を生成する、請求項12に記載の方法。
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