JP6218650B2 - プラズマ処理装置 - Google Patents
プラズマ処理装置 Download PDFInfo
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- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32192—Microwave generated discharge
- H01J37/32266—Means for controlling power transmitted to the plasma
- H01J37/32284—Means for controlling or selecting resonance mode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32082—Radio frequency generated discharge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32082—Radio frequency generated discharge
- H01J37/32137—Radio frequency generated discharge controlling of the discharge by modulation of energy
- H01J37/32155—Frequency modulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32082—Radio frequency generated discharge
- H01J37/32174—Circuits specially adapted for controlling the RF discharge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32192—Microwave generated discharge
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/32—Gas-filled discharge tubes
- H01J37/32009—Arrangements for generation of plasma specially adapted for examination or treatment of objects, e.g. plasma sources
- H01J37/32192—Microwave generated discharge
- H01J37/32211—Means for coupling power to the plasma
- H01J37/32247—Resonators
- H01J37/32256—Tuning means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67017—Apparatus for fluid treatment
- H01L21/67063—Apparatus for fluid treatment for etching
- H01L21/67069—Apparatus for fluid treatment for etching for drying etching
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/67005—Apparatus not specifically provided for elsewhere
- H01L21/67242—Apparatus for monitoring, sorting or marking
- H01L21/67248—Temperature monitoring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/67—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere
- H01L21/683—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping
- H01L21/6831—Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components ; Apparatus not specifically provided for elsewhere for supporting or gripping using electrostatic chucks
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/66—Structural association with built-in electrical component
- H01R13/719—Structural association with built-in electrical component specially adapted for high frequency, e.g. with filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H1/00—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network
- H03H1/0007—Constructional details of impedance networks whose electrical mode of operation is not specified or applicable to more than one type of network of radio frequency interference filters
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- Engineering & Computer Science (AREA)
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- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Plasma Technology (AREA)
- Drying Of Semiconductors (AREA)
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- Filters And Equalizers (AREA)
Description
[プラズマ処理装置全体の構成]
[フィルタユニット内の回路構成]
[フィルタユニット内の物理的構成]
[フィルタユニットの作用]
λ=2π/(ω√(LC) ・・・・(1)
[実施例]
f4P'=−(1.0+0.5+0.7+2.1+0.3+1.1+2.1+0.2+0.6)MHz=−8.6MHz
Δf4P'=( 72.18−81.38)MHz=−9.2MHz
f4P"=(1.4+2.0+2.0+1.3+0.1+2.2+0.8)MHz=9.8MHz
Δf4P"= (91.5−81.38)MHz=10.12MHz
δf2P"=(-0.1+0.2+0.0+0.7+0.8+0.7+0.5)MHz=2.8MHz
δf4P'= (-0.7)+(-2.1)+(-0.3)+2.0+1.3+(-1.1)+(-2.1) MHz=−3.0MHz
Δf2P'= (36.78−33.98)MHz=2.8MHz
Δf4P"= (78.28−81.38)MHz=−3.1MHz
[他の実施形態または変形例]
12 サセプタ(下部電極)
28 (プラズマ生成用)高周波電源
30 (イオン引き込み用)高周波電源
40(IN) 内側の発熱線
40(OUT) 外側の発熱線
54(IN),54(OUT) フィルタユニット
58(IN),58(OUT) ヒータ電源
100(1),100(2) 給電ライン
102(1),102(2) フィルタ
104(1),104(2) 空芯コイル
106(1),106(2) コンデンサ
110 外導体
114 棒状櫛歯部材
114EX 実験またはデータベース構築用の櫛歯部材
128 板状櫛歯部材
BL 櫛歯部材を構成するブロック
M,M−,M+ 櫛歯
Claims (10)
- プラズマ処理が行われる処理容器内の所定の電気的部材に線路を介して電気的に接続される電力系または信号系の外部回路を有し、前記電気的部材から前記外部回路に向かって前記線路に入ってくる所定周波数の高周波ノイズを前記線路上に設けたフィルタによって減衰させ、または阻止するプラズマ処理装置であって、
前記フィルタが、
一定の口径と一定のコイル長を有する空芯コイルと、
前記空芯コイルを収容または包囲し、前記空芯コイルと組み合わさって複数の周波数で並列共振をなす分布定数線路を形成する筒形の外導体と、
前記空芯コイルの各々の巻線ギャップに選択的に挿入される絶縁性の第1および第2の櫛歯と
を有し、
前記第1の櫛歯は、前記空芯コイルの全長に亘って均一な巻線ギャップを与える標準の厚みより小さな厚みを有し、前記フィルタの周波数−インピーダンス特性において特定の1つまたは複数の前記並列共振周波数を低い周波数領域側へシフトさせるために有効な前記空芯コイルのコイル長さ方向で離散的に存在する1つまたは複数の有効区間内に配置され、
前記第2の櫛歯は、前記標準の厚みに等しいかまたはそれより大きな厚みを有し、前記有効区間の内外を問わず、前記第1の櫛歯が挿入されない全ての前記巻線ギャップに挿入される、
プラズマ処理装置。 - 前記有効区間は、前記空芯コイルにおいて、特定のN次(Nは自然数)の前記並列共振周波数に対してN個存在する、請求項1に記載のプラズマ処理装置。
- 前記電気的部材は、プラズマ処理のために前記所定周波数の高周波を印加される高周波電極の内部または周囲に設けられる発熱体であり、
前記外部回路は、前記発熱体に発熱用の電力を供給するためのヒータ電源であり、
前記線路は、前記ヒータ電源と前記発熱体とを電気的に接続する給電ラインである、
請求項1または請求項2に記載のプラズマ処理装置。 - プラズマ処理が行われる処理容器内の所定の電気的部材に線路を介して電気的に接続される電力系または信号系の外部回路と、
前記線路上に設けられ、自己共振周波数を持つ空芯コイルと、
前記空芯コイルの各々の巻線ギャップに選択的に挿入される絶縁性の第1および第2の櫛歯と
を有し、
前記第1の櫛歯は、前記空芯コイルの全長に亘って均一な巻線ギャップを与える標準の厚みより小さな厚みを有し、前記空芯コイルの周波数−インピーダンス特性において前記自己共振周波数を低い周波数領域側へシフトさせるために有効な前記空芯コイルのコイル長さ方向で離散的に存在する1つまたは複数の有効区間内に配置され、
前記第2の櫛歯は、前記標準の厚みに等しいかまたはそれより大きな厚みを有し、前記有効区間の内外を問わず、前記第1の櫛歯が挿入されない全ての前記巻線ギャップに挿入される、
プラズマ処理装置。 - 前記電気的部材は、被処理体を支持する載置台の中に設けられる高周波電極であり、
前記外部回路は、前記高周波電極にプラズマ処理に用いる高周波を供給するための高周波電源を含み、
前記線路上に、前記高周波電源とプラズマ負荷との間でインピーダンスの整合をとるための整合回路が設けられる、
請求項4に記載のプラズマ処理装置。 - 前記櫛歯は、前記空芯コイルの巻線ギャップに周回方向の複数箇所で局所的に挿入される、請求項4または請求項5に記載のプラズマ処理装置。
- 前記櫛歯は、前記空芯コイルの外周面に隣接して設けられ、コイル長さ方向において前記空芯コイルと平行に延びる複数本の絶縁体からなる棒状部材の内側面に形成されている、請求項4または請求項5に記載のプラズマ処理装置。
- 前記櫛歯は、前記空芯コイルの内周面に隣接して設けられ、コイル長さ方向において前記空芯コイルと平行に延びる複数本の絶縁体からなる棒状部材の外側面に形成されている、請求項4または請求項5に記載のプラズマ処理装置。
- 前記棒状部材は、コイル長さ方向において複数個のブロックに分割されており、各々の前記ブロックには前記第1の櫛歯もしくは前記第2の櫛歯のいずれか一方が前記空芯コイルのコイル導体の厚みに等しい隙間を挟んで一定間隔で設けられる、請求項7または請求項8に記載のプラズマ処理装置。
- 前記櫛歯は、前記空芯コイルの中に設けられ、コイル半径方向では前記空芯コイルの内周面に当たるように放射状に延び、コイル長さ方向では前記空芯コイルと平行に延びる複数枚の絶縁体からなる板状部材の外側端面に形成されている、請求項4または請求項5に記載のプラズマ処理装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014047963A JP6218650B2 (ja) | 2014-03-11 | 2014-03-11 | プラズマ処理装置 |
TW104107354A TWI674615B (zh) | 2014-03-11 | 2015-03-09 | 電漿處理裝置 |
KR1020150033098A KR102293504B1 (ko) | 2014-03-11 | 2015-03-10 | 플라즈마 처리 장치 |
US14/643,667 US10096454B2 (en) | 2014-03-11 | 2015-03-10 | Plasma processing apparatus |
CN201510105386.7A CN104918400B (zh) | 2014-03-11 | 2015-03-11 | 等离子体处理装置 |
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JP2014047963A JP6218650B2 (ja) | 2014-03-11 | 2014-03-11 | プラズマ処理装置 |
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JP2015173027A JP2015173027A (ja) | 2015-10-01 |
JP6218650B2 true JP6218650B2 (ja) | 2017-10-25 |
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US (1) | US10096454B2 (ja) |
JP (1) | JP6218650B2 (ja) |
KR (1) | KR102293504B1 (ja) |
CN (1) | CN104918400B (ja) |
TW (1) | TWI674615B (ja) |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
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US10388493B2 (en) * | 2011-09-16 | 2019-08-20 | Lam Research Corporation | Component of a substrate support assembly producing localized magnetic fields |
US10658222B2 (en) | 2015-01-16 | 2020-05-19 | Lam Research Corporation | Moveable edge coupling ring for edge process control during semiconductor wafer processing |
KR20190003815A (ko) * | 2016-05-27 | 2019-01-09 | 어플라이드 머티어리얼스, 인코포레이티드 | 정전 척 임피던스 평가 |
JP6637846B2 (ja) * | 2016-06-23 | 2020-01-29 | 東京エレクトロン株式会社 | フィルタを設計する方法 |
WO2018029773A1 (ja) * | 2016-08-09 | 2018-02-15 | 三菱電機株式会社 | 空芯型リアクトルユニットおよび空芯型リアクトルユニットを有する電源装置 |
US20180053666A1 (en) * | 2016-08-19 | 2018-02-22 | Applied Materials, Inc. | Substrate carrier with array of independently controllable heater elements |
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