JP7142494B2 - 基板処理装置および基板処理方法 - Google Patents
基板処理装置および基板処理方法 Download PDFInfo
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Description
まず、実施形態に係る基板処理システム1(基板処理装置の一例)の構成について図1および図2を参照して説明する。図1は、実施形態に係る基板処理システム1を上方から見た模式的な断面図である。また、図2は、実施形態に係る基板処理システム1を側方から見た模式的な断面図である。なお、以下では、位置関係を明確にするために、互いに直交するX軸、Y軸およびZ軸を規定し、Z軸正方向を鉛直上向き方向とする。
次に、液処理ユニット17の構成について、図3を参照しながら説明する。図3は、液処理ユニット17の構成例を示す図である。液処理ユニット17は、たとえば、スピン洗浄によりウェハWを1枚ずつ洗浄する枚葉式の洗浄装置として構成される。
つづいて、乾燥ユニット18の構成について、図4を参照しながら説明する。図4は、乾燥ユニット18の構成例を示す模式斜視図である。
次に、上述した基板処理システム1におけるウェハWの処理フローについて、図5を参照しながら説明する。図5は、実施形態に係る基板処理システム1において実行される一連の基板処理の手順を示すフローチャートである。なお、図5に示す一連の基板処理は、制御部61の制御に従って実行される。
つづいて、第1搬送処理の開始タイミング設定処理の詳細について、図6~図11を参照しながら説明する。図6~図11は、実施形態に係る第1搬送処理の開始タイミング設定処理を説明するためのタイミングチャート(1)~(6)である。なお、図6~図11に示す第1搬送処理の開始タイミング設定処理は、制御部61の制御に従って実行される。
つづいて、実施形態に係る第1搬送処理の開始タイミング設定処理の手順について、図12を参照しながら説明する。図12は、実施形態に係る第1搬送処理の開始タイミング設定処理の手順を示すフローチャートである。
つづいては、実施形態の各種変形例について、図13~図16を参照しながら説明する。図13は、実施形態の変形例1に係る第1搬送処理の開始タイミング設定処理の手順を説明するためのタイミングチャートである。なお、以下に示す各種変形例では、2組の液処理ユニット17および乾燥ユニット18がそれぞれペアになって連続的に基板処理を行う場合について示す。
1 基板処理システム(基板処理装置の一例)
14 受渡部
16 搬送装置(搬送部の一例)
17 液処理ユニット(第1処理部の一例)
18 乾燥ユニット(第2処理部の一例)
61 制御部
Claims (4)
- 基板に第1処理を施す複数の第1処理部と、
前記第1処理が施された前記基板に第2処理を施す複数の第2処理部と、
前記複数の第1処理部および前記複数の第2処理部に共通に前記基板を搬送する搬送部と、
前記複数の第1処理部、前記複数の第2処理部および前記搬送部を制御する制御部と、
を備え、
前記制御部は、
前記基板が前記第1処理部に搬送される第1搬送処理の処理時間と、前記第1処理の処理時間と、前記第1処理された後に液膜が形成された前記基板が前記第1処理部から前記第2処理部に搬送される第2搬送処理の処理時間と、前記第2処理の処理時間と、前記第2処理部から前記基板を搬出する第3搬送処理の処理時間とに基づいて、前記基板の前記第1搬送処理、前記第2搬送処理および前記第3搬送処理のタイミングと、他の前記基板が前記搬送部で搬送されるタイミングとが重複しない一定の間隔を算出し、
算出された一定の間隔ごとに前記第1搬送処理が開始されるように前記基板の前記第1搬送処理の開始タイミングを設定し、
前記基板に応じて異なる処理レシピがあらかじめ設定されている場合に、複数の前記第1処理および前記第2処理のうちもっとも長い処理時間に合わせるように、すべての前記処理レシピの前記第1処理の前に前待機処理を追加し、前記第2処理の後に後待機処理を追加する
基板処理装置。 - 前記第1処理は洗浄処理であり、前記第2処理は前記液膜が形成された前記基板を超臨界流体と接触させて前記基板を乾燥させる処理である、請求項1に記載の基板処理装置。
- 第1処理を施す複数の第1処理部のいずれか一つに基板を搬入する第1搬送処理と、
第2処理を施す複数の第2処理部のいずれか一つに前記第1処理部から前記第1処理された後に液膜が形成された前記基板を搬送する第2搬送処理と、
前記第2処理部から前記基板を搬出する第3搬送処理と、
前記第1搬送処理の処理時間と、前記第1処理の処理時間と、前記第2搬送処理の処理時間と、前記第2処理の処理時間と、前記第3搬送処理の処理時間とに基づいて、前記基板の前記第1搬送処理、前記第2搬送処理および前記第3搬送処理のタイミングと、前記複数の第1処理部および前記複数の第2処理部に共通に前記基板を搬送する搬送部で他の前記基板が搬送されるタイミングとが重複しない一定の間隔を算出する処理と、
算出された一定の間隔ごとに前記第1搬送処理が開始されるように前記基板の前記第1搬送処理の開始タイミングを設定する処理と、
を含み、
前記算出する処理は、前記基板に応じて異なる処理レシピがあらかじめ設定されている場合に、複数の前記第1処理および前記第2処理のうちもっとも長い処理時間に合わせるように、すべての前記処理レシピの前記第1処理の前に前待機処理を追加し、前記第2処理の後に後待機処理を追加する
基板処理方法。 - 請求項3に記載の基板処理方法をコンピュータに実行させる、プログラムを記憶した記憶媒体。
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