KR102724209B1 - 동기화된 신호 변조를 통한 플라즈마 공정 시스템 - Google Patents

동기화된 신호 변조를 통한 플라즈마 공정 시스템 Download PDF

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KR102724209B1
KR102724209B1 KR1020207013556A KR20207013556A KR102724209B1 KR 102724209 B1 KR102724209 B1 KR 102724209B1 KR 1020207013556 A KR1020207013556 A KR 1020207013556A KR 20207013556 A KR20207013556 A KR 20207013556A KR 102724209 B1 KR102724209 B1 KR 102724209B1
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plasma
signal
frequency
amplitude
substrate
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Korean (ko)
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KR20200074961A (ko
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지안핑 자오
피터 벤트젝
바톤 레인
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도쿄엘렉트론가부시키가이샤
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    • 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
    • H01J37/32165—Plural frequencies
    • 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
    • H01J37/32128—Radio frequency generated discharge using particular waveforms, e.g. polarised waves
    • 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
    • H01J37/32146—Amplitude modulation, includes pulsing
    • 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
    • H01J37/32431—Constructional details of the reactor
    • H01J37/32532—Electrodes
    • H01J37/32568—Relative arrangement or disposition of electrodes; moving means
    • 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
    • H01J37/32431—Constructional details of the reactor
    • H01J37/32715—Workpiece holder
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P72/00—Handling or holding of wafers, substrates or devices during manufacture or treatment thereof
    • H10P72/06—Apparatus for monitoring, sorting, marking, testing or measuring
    • H10P72/0604—Process monitoring, e.g. flow or thickness monitoring
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2237/00—Discharge tubes exposing object to beam, e.g. for analysis treatment, etching, imaging
    • H01J2237/32—Processing objects by plasma generation
    • H01J2237/33—Processing objects by plasma generation characterised by the type of processing
    • H01J2237/334—Etching
    • H01J2237/3341—Reactive etching

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Plasma Technology (AREA)
  • Drying Of Semiconductors (AREA)
  • Chemical Vapour Deposition (AREA)
KR1020207013556A 2017-11-16 2018-09-21 동기화된 신호 변조를 통한 플라즈마 공정 시스템 Active KR102724209B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201762587418P 2017-11-16 2017-11-16
US62/587,418 2017-11-16
PCT/US2018/052223 WO2019099102A1 (en) 2017-11-16 2018-09-21 Plasma processing system with synchronized signal modulation

Publications (2)

Publication Number Publication Date
KR20200074961A KR20200074961A (ko) 2020-06-25
KR102724209B1 true KR102724209B1 (ko) 2024-10-30

Family

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KR1020207013556A Active KR102724209B1 (ko) 2017-11-16 2018-09-21 동기화된 신호 변조를 통한 플라즈마 공정 시스템

Country Status (6)

Country Link
US (2) US10991554B2 (https=)
JP (1) JP7210094B2 (https=)
KR (1) KR102724209B1 (https=)
CN (1) CN111357077B (https=)
TW (1) TWI801424B (https=)
WO (1) WO2019099102A1 (https=)

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US11361947B2 (en) * 2019-01-09 2022-06-14 Tokyo Electron Limited Apparatus for plasma processing and method of etching
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US11508554B2 (en) 2019-01-24 2022-11-22 Applied Materials, Inc. High voltage filter assembly
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US11848176B2 (en) 2020-07-31 2023-12-19 Applied Materials, Inc. Plasma processing using pulsed-voltage and radio-frequency power
EP4205515A2 (en) * 2020-08-28 2023-07-05 Plasma Surgical Investments Limited Systems, methods, and devices for generating predominantly radially expanded plasma flow
US11901157B2 (en) 2020-11-16 2024-02-13 Applied Materials, Inc. Apparatus and methods for controlling ion energy distribution
US11798790B2 (en) 2020-11-16 2023-10-24 Applied Materials, Inc. Apparatus and methods for controlling ion energy distribution
US11495470B1 (en) 2021-04-16 2022-11-08 Applied Materials, Inc. Method of enhancing etching selectivity using a pulsed plasma
US11791138B2 (en) 2021-05-12 2023-10-17 Applied Materials, Inc. Automatic electrostatic chuck bias compensation during plasma processing
US11948780B2 (en) 2021-05-12 2024-04-02 Applied Materials, Inc. Automatic electrostatic chuck bias compensation during plasma processing
US11967483B2 (en) 2021-06-02 2024-04-23 Applied Materials, Inc. Plasma excitation with ion energy control
US12525441B2 (en) 2021-06-09 2026-01-13 Applied Materials, Inc. Plasma chamber and chamber component cleaning methods
US12148595B2 (en) 2021-06-09 2024-11-19 Applied Materials, Inc. Plasma uniformity control in pulsed DC plasma chamber
US20220399186A1 (en) 2021-06-09 2022-12-15 Applied Materials, Inc. Method and apparatus to reduce feature charging in plasma processing chamber
US11810760B2 (en) 2021-06-16 2023-11-07 Applied Materials, Inc. Apparatus and method of ion current compensation
US11569066B2 (en) 2021-06-23 2023-01-31 Applied Materials, Inc. Pulsed voltage source for plasma processing applications
US11776788B2 (en) * 2021-06-28 2023-10-03 Applied Materials, Inc. Pulsed voltage boost for substrate processing
US11476090B1 (en) 2021-08-24 2022-10-18 Applied Materials, Inc. Voltage pulse time-domain multiplexing
US12106938B2 (en) 2021-09-14 2024-10-01 Applied Materials, Inc. Distortion current mitigation in a radio frequency plasma processing chamber
JP7607539B2 (ja) * 2021-09-24 2024-12-27 東京エレクトロン株式会社 プラズマ処理装置及び処理方法
US11694876B2 (en) 2021-12-08 2023-07-04 Applied Materials, Inc. Apparatus and method for delivering a plurality of waveform signals during plasma processing
US11972924B2 (en) 2022-06-08 2024-04-30 Applied Materials, Inc. Pulsed voltage source for plasma processing applications
US12315732B2 (en) 2022-06-10 2025-05-27 Applied Materials, Inc. Method and apparatus for etching a semiconductor substrate in a plasma etch chamber
US12586768B2 (en) 2022-08-10 2026-03-24 Applied Materials, Inc. Pulsed voltage compensation for plasma processing applications
US12272524B2 (en) 2022-09-19 2025-04-08 Applied Materials, Inc. Wideband variable impedance load for high volume manufacturing qualification and on-site diagnostics
US12111341B2 (en) 2022-10-05 2024-10-08 Applied Materials, Inc. In-situ electric field detection method and apparatus

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Also Published As

Publication number Publication date
US10991554B2 (en) 2021-04-27
KR20200074961A (ko) 2020-06-25
CN111357077B (zh) 2023-09-08
US20210249226A1 (en) 2021-08-12
CN111357077A (zh) 2020-06-30
TWI801424B (zh) 2023-05-11
WO2019099102A1 (en) 2019-05-23
JP2021503687A (ja) 2021-02-12
JP7210094B2 (ja) 2023-01-23
TW201935516A (zh) 2019-09-01
US20190148113A1 (en) 2019-05-16

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