JP2021052182A - 半導体加工装置 - Google Patents
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- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/448—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials
- C23C16/4481—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for generating reactive gas streams, e.g. by evaporation or sublimation of precursor materials by evaporation using carrier gas in contact with the source material
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45523—Pulsed gas flow or change of composition over time
- C23C16/45525—Atomic layer deposition [ALD]
- C23C16/45544—Atomic layer deposition [ALD] characterized by the apparatus
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/455—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating characterised by the method used for introducing gases into reaction chamber or for modifying gas flows in reaction chamber
- C23C16/45557—Pulsed pressure or control pressure
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- C23C16/00—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes
- C23C16/44—Chemical coating by decomposition of gaseous compounds, without leaving reaction products of surface material in the coating, i.e. chemical vapour deposition [CVD] processes characterised by the method of coating
- C23C16/52—Controlling or regulating the coating process
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B11/00—Automatic controllers
- G05B11/01—Automatic controllers electric
- G05B11/36—Automatic controllers electric with provision for obtaining particular characteristics, e.g. proportional, integral, differential
- G05B11/42—Automatic controllers electric with provision for obtaining particular characteristics, e.g. proportional, integral, differential for obtaining a characteristic which is both proportional and time-dependent, e.g. P. I., P. I. D.
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Abstract
【解決手段】半導体加工装置1は、反応器21と、気化された固体反応物質を反応器に供給するように構成された固体原料容器2とを含む。プロセス制御チャンバー10は、固体原料容器と反応器との間に配置される。該装置は、プロセス制御チャンバーの上流に反応物質ガスバルブ7を含む。制御システム34は、プロセス制御チャンバー内の測定された圧力のフィードバックに少なくとも部分的に基づいて、該バルブの動作を制御する。
【選択図】図1
Description
本出願は、2019年9月20日に出願された米国仮特許出願第62/903,566号の優先権を主張するものであり、その内容全体は参照により、かつすべての目的のためにその全体が本明細書に組み込まれる。
Claims (20)
- 半導体加工装置であって、
反応器と、
気化された反応物質を前記反応器に供給するように構成された固体原料容器と、
前記固体原料容器と前記反応器との間で、前記固体原料容器と前記反応器とに流体連通するプロセス制御チャンバーと、
前記固体原料容器と前記プロセス制御チャンバーとの間の、前記プロセス制御チャンバーの上流のプロセス制御バルブと、
前記プロセス制御チャンバー内の測定された圧力のフィードバックに少なくとも部分的に基づいて、前記プロセス制御バルブの動作を制御するように構成された制御システムと、を備える、半導体加工装置。 - 前記プロセス制御チャンバー内の前記圧力を測定するように構成された圧力変換器をさらに備える、請求項1に記載の装置。
- 前記制御システムが、比例積分微分(PID)コントローラを備える、請求項1に記載の装置。
- 前記プロセス制御バルブが、開閉バイナリーバルブを備える、請求項1に記載の装置。
- 第一の温度で第一の熱ゾーンを、および前記第一の温度より高い第二の温度で第二の熱ゾーンをさらに備え、前記固体原料容器が前記第一の熱ゾーンに配置され、および前記プロセス制御バルブと前記プロセス制御チャンバーとが前記第二の熱ゾーンに配置される、請求項1に記載の装置。
- 前記第二の温度が、5℃〜45℃の範囲の量だけ前記第一の温度より高い、請求項5に記載の装置。
- 前記固体原料容器と前記プロセス制御チャンバーとの間にフィルターをさらに備える、請求項1に記載の装置。
- 前記プロセス制御チャンバーと前記反応器との間に反応器供給バルブをさらに備え、前記反応器供給バルブが、前記気化された反応物質を前記反応器へパルスするよう構成される、請求項1に記載の装置。
- 前記反応器が、反応チャンバー、および前記反応チャンバー内に前記気化された反応物質を分散させるための分散装置を備える、請求項1に記載の装置。
- 気化された反応物質を形成するための装置であって、
第一の温度で第一の熱ゾーン内に配置された固体原料容器と、
前記固体原料容器の下流で、前記固体原料容器と流体連通するプロセス制御チャンバーであって、前記プロセス制御チャンバーが、前記第一の温度より高い第二の温度で第二の熱ゾーン内に配置され、かつ前記気化された反応物質を前記プロセス制御チャンバーの下流の反応器に移送するように構成された、プロセス制御チャンバーと、
前記プロセス制御チャンバーの上流で、前記固体原料容器と前記プロセス制御チャンバーとの間の前記第二の熱ゾーン内に配置された、プロセス制御バルブと、
前記プロセス制御チャンバー内の測定された圧力のフィードバックに少なくとも部分的に基づいて、前記プロセス制御バルブの動作を制御するように構成される、制御システムと、を備える、装置。 - 前記プロセス制御チャンバー内の前記圧力を測定するように構成された圧力変換器をさらに備える、請求項10に記載の装置。
- 前記制御システムが、比例積分微分(PID)コントローラを備える、請求項10に記載の装置。
- 前記プロセス制御バルブが、開閉バイナリーバルブを備える、請求項10に記載の装置。
- 前記固体原料容器と前記プロセス制御チャンバーとの間にフィルターをさらに備える、請求項10に記載の装置。
- プロセス制御ボリュームの下流の前記反応器、および前記プロセス制御チャンバーと前記反応器との間の反応器供給バルブをさらに備え、前記反応器供給バルブが、前記気化された反応物質を前記反応器にパルスするように構成された、請求項10に記載の装置。
- 前記反応器が、反応チャンバー、および前記反応チャンバー内に前記気化された反応物質を分散させるための分散装置を備える、請求項15に記載の装置。
- 気化された反応物質を形成する方法であって、
固体反応物質を気化して反応物質蒸気を形成することと、
前記反応物質蒸気をプロセス制御チャンバーに移送することと、
前記プロセス制御チャンバー内の測定された圧力のフィードバックに少なくとも部分的に基づいて、前記プロセス制御チャンバーの上流のプロセス制御バルブの動作を制御することと、
前記反応物質蒸気を前記プロセス制御チャンバーから反応チャンバーに移送することと、を含む、方法。 - 前記プロセス制御チャンバー内の前記圧力を、圧力変換器で測定することをさらに含む、請求項17に記載の方法。
- 前記プロセス制御バルブの前記動作を制御することが、比例積分微分(PID)コントローラを使用することを含む、請求項17に記載の方法。
- 前記プロセス制御バルブの前記動作を制御することが、前記プロセス制御バルブが開かれている期間を制御することを含む、請求項17に記載の方法。
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| JP2021191892A (ja) * | 2020-05-11 | 2021-12-16 | エーエスエム・アイピー・ホールディング・ベー・フェー | バナジウム化合物の送達のための方法およびシステム |
| JP2023001906A (ja) * | 2021-06-21 | 2023-01-06 | エーエスエム・アイピー・ホールディング・ベー・フェー | ガス混合物を反応チャンバに提供するための装置、およびその使用方法 |
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| US11788190B2 (en) | 2019-07-05 | 2023-10-17 | Asm Ip Holding B.V. | Liquid vaporizer |
| US11946136B2 (en) * | 2019-09-20 | 2024-04-02 | Asm Ip Holding B.V. | Semiconductor processing device |
| TW202432241A (zh) | 2022-10-13 | 2024-08-16 | 荷蘭商Asm Ip私人控股有限公司 | 蒸氣遞送設備、氣相反應器及用於監測及控制蒸氣遞送系統之方法 |
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| US20260009127A1 (en) | 2026-01-08 |
| TW202129056A (zh) | 2021-08-01 |
| TWI864100B (zh) | 2024-12-01 |
| US20240200189A1 (en) | 2024-06-20 |
| CN112538614A (zh) | 2021-03-23 |
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| US20210087679A1 (en) | 2021-03-25 |
| JP7648356B2 (ja) | 2025-03-18 |
| KR20210035048A (ko) | 2021-03-31 |
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