JP5224071B2 - 移動体システム、パターン形成装置、露光装置、及び計測装置、並びにデバイス製造方法 - Google Patents
移動体システム、パターン形成装置、露光装置、及び計測装置、並びにデバイス製造方法 Download PDFInfo
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Description
以下、本発明の第1の実施形態について、図1〜図6に基づいて説明する。
次に、本発明の第2の実施形態を、図7及び図8に基づいて説明する。ここで、前述した第1の実施形態と同一若しくは同等の構成部分については、同一の符号を用いるとともにその説明を省略する。本第2の実施形態の露光装置は、前述した第1の実施形態の露光装置と比べて、各エンコーダヘッドの内部構成の一部が異なるとともに、光ファイバ26が設けられていない点、及びこれらに伴い、ウエハステージWSTのステージ本体91(又はその他のエンコーダヘッド外部の適宜な場所)に、受信装置32が設けられている点が相違するのみである。従って、以下では、かかる相違点を中心として、本第2の実施形態の露光装置について説明を行う。
Claims (21)
- 所定平面に沿って移動する移動体を含む移動体システムであって、
前記所定平面に沿って移動する本体部と、該本体部上で、少なくとも前記所定平面に直交する方向及び前記所定平面に対する傾斜方向に微動可能なテーブル部材とを有する、移動体と;
前記テーブル部材に設けられた複数のエンコーダヘッドと、前記本体部に設けられ、前記複数のエンコーダヘッドのそれぞれとの間で、無線通信にて、計測光及び/又は信号の送受を行う送受装置とを有し、前記移動体の外部に前記所定平面と実質的に平行に配置されたグレーティング部に対向する少なくとも1つのエンコーダヘッドの出力に基づいて、前記所定平面内における前記移動体の位置情報を計測する計測装置と;を備える移動体システム。 - 請求項1に記載の移動体システムにおいて、
前記送受装置は、前記複数のエンコーダヘッドのそれぞれとそれぞれ対向して前記本体部に端部が設けられかつ前記端部で光軸が前記所定平面に直交する方向と実質的に平行になる複数の光ファイバを有し、
前記複数のエンコーダヘッドのそれぞれと、対向する前記光ファイバの端部との間で、計測光の送受及び/又は信号光の空中伝送が行われる移動体システム。 - 請求項2に記載の移動体システムにおいて、
前記送受装置は、前記複数の光ファイバのそれぞれを介して、対向する前記エンコーダヘッドに対して計測光を供給する移動体システム。 - 請求項2又は3に記載の移動体システムにおいて、
前記計測装置は、前記複数のエンコーダヘッドのそれぞれから対向する前記光ファイバに空中伝送される光情報を検出する移動体システム。 - 請求項1に記載の移動体システムにおいて、
前記送受装置は、前記各エンコーダヘッドとの間で、無線にて通信を行い、前記各エンコーダヘッドの出力信号を受信する受信装置を有する移動体システム。 - 請求項5に記載の移動体システムにおいて、
前記受信装置は、前記複数のエンコーダヘッドのそれぞれとの間で、マイクロ波又は赤外線を用いて通信を行う移動体システム。 - 請求項1〜6のいずれか一項に記載の移動体システムにおいて、
前記テーブル部材は平面視矩形の部材から成り、前記テーブル部材の四隅部にそれぞれ前記エンコーダヘッドが配置されている移動体システム。 - 請求項1〜7のいずれか一項に記載の移動体システムにおいて、
前記グレーティング部は、前記移動体の移動範囲をカバーする2次元格子を含む移動体システム。 - 請求項1〜8のいずれか一項に記載の移動体システムにおいて、
前記所定平面内で前記本体部を駆動する平面モータを含む、前記移動体の駆動システムをさらに備える移動体システム。 - 請求項1〜9のいずれか一項に記載の移動体システムにおいて、
前記テーブル部材は、前記本体部に非接触で支持される移動体システム。 - 物体にパターンを形成するパターン形成装置であって、
前記物体が、前記テーブル部材上に載置される、請求項1〜10のいずれか一項に記載の移動体システムと;
前記テーブル部材上に載置された物体上にパターンを生成するパターニング装置と;
を備えるパターン形成装置。 - 請求項11に記載のパターン形成装置において、
前記物体は感応層を有し、前記パターニング装置は、エネルギビームの照射による前記感応層の露光によって前記物体上にパターンを生成するパターン形成装置。 - エネルギビームの照射によって物体にパターンを形成する露光装置であって、
前記物体に前記エネルギビームを照射するパターニング装置と;
前記物体が、前記テーブル部材上に載置される、請求項1〜10のいずれか一項に記載の移動体システムと;を備え、
前記エネルギビームと前記物体との相対移動のために、前記物体が載置される移動体の駆動を行う露光装置。 - エネルギビームで物体を露光する露光装置であって、
前記物体を保持し、所定平面に直交する方向に関して可動のテーブル部材と、該テーブル部材を非接触で支持し、前記所定平面に平行な方向に移動する本体部とを有するステージアセンブリと;
前記テーブル部材が対向して配置され、前記所定平面と実質的に平行に設けられるグレーティング部と;
前記テーブル部材に設けられる複数のエンコーダヘッドと、前記本体部に設けられ、前記複数のエンコーダヘッドのそれぞれとの間で、無線通信にて、計測光及び/又は信号の送受を行う送受装置とを有し、前記グレーティング部に対向する少なくとも1つの前記エンコーダヘッドの出力に基づいて、前記所定平面内での前記テーブル部材の位置情報を計測する計測装置と;を備える露光装置。 - 請求項14に記載の露光装置において、
前記送受装置は、前記複数のエンコーダヘッドのそれぞれと対向して前記本体部に端部が設けられかつ前記端部で光軸が前記所定平面に直交する方向と実質的に平行になる複数の光ファイバを有し、
前記複数のエンコーダヘッドのそれぞれと、対向する前記光ファイバの端部との間で、計測光の送受及び/又は信号光の空中伝送が行われる露光装置。 - 請求項14又は15に記載の露光装置において、
前記ステージアセンブリは、前記テーブル部材を6自由度方向に移動可能である露光装置。 - 請求項14〜16のいずれか一項に記載の露光装置において、
前記テーブル部材は、前記所定平面に直交する方向と、前記所定平面に平行な面内の直交二軸回りの回転方向とを含む少なくとも3自由度方向に可動である露光装置。 - 請求項14〜17のいずれか一項に記載の露光装置において、
前記ステージアセンブリは、前記所定平面内で前記本体部を駆動する平面モータを含む露光装置。 - 請求項13〜18のいずれか一項に記載の露光装置を用いて物体を露光することと;
前記露光された物体を現像することと;を含むデバイス製造方法。 - ステージアセンブリで保持される物体をエネルギビームで露光する露光装置に設けられ、前記物体の所定平面内での位置情報を計測する計測装置であって、
前記ステージアセンブリのうち前記物体を保持しかつ前記所定平面に直交する方向に関して可動のテーブル部材に設けられる複数のエンコーダヘッドと;
前記ステージアセンブリのうち前記テーブル部材を非接触で支持しかつ前記所定平面に平行な方向に移動する本体部に設けられ、前記複数のエンコーダヘッドのそれぞれと無線通信にて、計測光及び/又は信号の送受を行う送受装置と;を備え、
前記移動体の外部に前記所定平面と実質的に平行に設けられるグレーティング部に対向する少なくとも1つの前記エンコーダヘッドの出力に基づいて、前記所定平面内での前記テーブル部材の位置情報を計測する計測装置。 - 請求項20に記載の計測装置において、
前記送受装置は、前記複数のエンコーダヘッドのそれぞれとそれぞれ対向して前記本体部に端部が設けられかつ前記端部で光軸が前記所定平面に直交する方向と実質的に平行になる複数の光ファイバを有し、
前記複数のエンコーダヘッドのそれぞれと対向する前記光ファイバの端部との間で、計測光の送受及び/又は信号光の空中伝送が行われる計測装置。
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US8115906B2 (en) | 2012-02-14 |
HK1136622A1 (en) | 2010-07-02 |
WO2009078154A1 (ja) | 2009-06-25 |
TW200937136A (en) | 2009-09-01 |
KR20100091886A (ko) | 2010-08-19 |
CN101680783A (zh) | 2010-03-24 |
KR101489527B1 (ko) | 2015-02-03 |
JPWO2009078154A1 (ja) | 2011-04-28 |
TWI436167B (zh) | 2014-05-01 |
US20090161086A1 (en) | 2009-06-25 |
CN101680783B (zh) | 2013-04-10 |
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