WO2005093806A1 - 半導体製造装置および半導体装置の製造方法 - Google Patents
半導体製造装置および半導体装置の製造方法 Download PDFInfo
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- WO2005093806A1 WO2005093806A1 PCT/JP2005/003730 JP2005003730W WO2005093806A1 WO 2005093806 A1 WO2005093806 A1 WO 2005093806A1 JP 2005003730 W JP2005003730 W JP 2005003730W WO 2005093806 A1 WO2005093806 A1 WO 2005093806A1
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- electrode
- susceptor
- frequency electrode
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Classifications
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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
- H01L21/67011—Apparatus for manufacture or treatment
- H01L21/67098—Apparatus for thermal treatment
- H01L21/67103—Apparatus for thermal treatment mainly by conduction
-
- 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
- H01J37/32431—Constructional details of the reactor
- H01J37/32532—Electrodes
-
- 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
-
- 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
- H01L21/6833—Details of electrostatic chucks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T279/00—Chucks or sockets
- Y10T279/23—Chucks or sockets with magnetic or electrostatic means
Definitions
- the present invention relates to a semiconductor manufacturing apparatus and a method of manufacturing a semiconductor device.
- a semiconductor integrated circuit device hereinafter, referred to as an IC
- a semiconductor wafer in which an integrated circuit including a semiconductor element is manufactured.
- the present invention relates to a wafer effectively used for performing plasma processing such as oxidation, nitridation, diffusion, film formation, and etching. Background art
- a plasma processing apparatus (hereinafter referred to as an MMT apparatus) using a Modified Magnetron Typed Plasma Source capable of generating high-density plasma by an electric field and a magnetic field. Is sometimes used.
- the MMT device is equipped with a processing chamber, a susceptor, a cylindrical electrode, a cylindrical magnet, a shower head, and an exhaust port.
- a wafer as a substrate to be processed is placed on the susceptor of the processing chamber in which airtightness is secured. Will be installed.
- the reaction gas is introduced into the processing chamber via a shower plate, and the pressure in the processing chamber is maintained at a predetermined pressure.
- High-frequency power is supplied to the cylindrical electrode to form an electric field, and a magnetic field is generated to generate a magnetron discharge.
- the MMT apparatus is configured to excite and decompose the reaction gas to perform plasma processing such as oxidation, nitridation, diffusion, film formation, and etching on the wafer surface (for example, see Patent Document 1). 1).
- the susceptor is generally made of aluminum nitride (A1N). Further, in a conventional MMT apparatus, a heater for heating a wafer and a high-frequency electrode for applying a bias voltage may be built in a susceptor. Incidentally, the high-frequency electrode is formed in a lattice shape (mesh shape) using a high melting point material such as molybdenum (Mo).
- Patent document 1 Japanese Patent Application Laid-Open No. 2001-196354
- the susceptor is made of aluminum nitride
- impurities (foreign matter) of susceptor aluminum are generated during plasma processing, so that the wafer is contaminated.
- the back surface of the wafer is contaminated with aluminum of the susceptor.
- at least the wafer holding surface of the susceptor is made of quartz.
- the lattice-shaped high-frequency electrode is damaged by stress due to the difference in thermal expansion coefficient between the high-melting-point material of the high-frequency electrode and the quartz of the susceptor.
- the amount of adhesion between the quartz member in contact with the susceptor wafer and the body member of the susceptor is limited to the narrow part outside the high-frequency electrode.
- the thickness of the quartz member is about 1.5 mm. If it is set to, the quartz member will be damaged due to the pressure difference between the inside and outside of the susceptor (the difference between the processing pressure and the atmospheric pressure). In order to apply a bias voltage, it is desirable that the distance between the high-frequency electrode and the rear surface of the wafer be small.
- An object of the present invention is to provide a semiconductor manufacturing apparatus capable of preventing contamination of a substrate to be processed while preventing damage to a high-frequency electrode and a susceptor.
- a semiconductor manufacturing apparatus is a semiconductor manufacturing apparatus in which a susceptor holding a substrate is provided in a processing chamber.
- a main body having therein a wall defining an electrode installation space substantially parallel and flat with the substrate, and a plurality of pillars connecting a bottom surface of the wall and a ceiling surface; And a high-frequency electrode provided inside at least the wall or at least the pillar portion with a gap therebetween.
- the present invention by providing a gap between the high-frequency electrode and the electrode installation space, even if the coefficient of thermal expansion of the material of the high-frequency electrode is greater than the coefficient of thermal expansion of the material of the susceptor body, Since the difference in thermal expansion can be absorbed by the gap, breakage of the high-frequency electrode can be prevented. In addition, since the strength of the electrode installation space can be reinforced by the pillar portion, damage to the susceptor body can be prevented.
- FIG. 1 is a front sectional view showing an MMT device according to an embodiment of the present invention.
- FIG. 2 is a front sectional view showing a susceptor.
- FIG. 3 is a partially omitted plan view taken along the line III-III of FIG. 2.
- the semiconductor manufacturing apparatus is configured as shown in FIG. 1 as an MMT apparatus.
- the MMT apparatus shown in FIG. 1 includes a processing chamber 10, and the processing chamber 10 is configured by covering an upper container 11 on a lower container 12.
- the upper container 11 is formed in a dome shape using aluminum oxide or quartz.
- the lower container 12 is formed in a circular dish shape using aluminum.
- a shower head 13 that forms a buffer chamber 14 that is a gas dispersion space is provided at an upper portion of the upper container 11, and a lower wall of the shower head 13 has a gas ejection hole 16 that is an ejection port for ejecting gas. It is formed by a plate 15.
- a gas inlet 17 which is an inlet for gas introduction is provided on an upper wall of the shower head 13, and a gas supply pipe 18 which is a supply pipe for supplying gas is connected to the gas inlet 17.
- the gas supply pipe 18 is connected to a gas cylinder (not shown) for the reaction gas 21 via a valve 19 as an on-off valve and a mass flow controller 20 as flow control means.
- An exhaust port 22 for exhausting the reaction gas 21 is provided on a side wall of the lower container 12, and the exhaust port 22 is connected to a vacuum pump 26 via an exhaust pipe 23.
- a pressure regulating valve 24 and a valve 25 serving as an on-off valve are provided.
- a gate valve 27 serving as a gate valve is provided at another position on the side wall of the lower container 12. When the gate valve 27 is open, the wafer 1 is carried into and out of the processing chamber 10 by a wafer transfer device (not shown). When the gate valve 27 is closed, the processing chamber 10 is kept airtight.
- a first electrode 31 is provided as discharge means for exciting the supplied reaction gas 21.
- the first electrode 31 is formed in a cylindrical shape, preferably a cylindrical shape, and is arranged concentrically in the upper container 11 so as to surround the plasma generation region 30 of the processing chamber 10.
- a first electrode (hereinafter, referred to as a cylindrical electrode) 31 is connected to a high-frequency power supply 33 for applying high-frequency power via a matching device 32 for matching impedance.
- a pair of upper and lower permanent magnets 34 serving as magnetic field forming means are provided outside the cylindrical electrode 31.
- the permanent magnet 34 is formed in a cylindrical shape, preferably a cylindrical shape, and upper and lower permanent magnets (hereinafter, referred to as cylindrical magnets) 34 and 34 are located near the upper and lower ends of the outer surface of the cylindrical electrode 31. They are arranged in a heart circle.
- the upper and lower cylindrical magnets 34, 34 have magnetic poles at both ends (inner and outer peripheral ends) along the radial direction of the processing chamber 10, and the magnetic poles of the upper and lower cylindrical magnets 34, 34 are set in opposite directions. ing. Therefore, the magnetic poles in the inner peripheral portion are different from each other, whereby magnetic lines of force are formed in the cylindrical axis direction along the inner peripheral surface of the cylindrical electrode 31.
- a shielding plate around the cylindrical electrode 31 and the cylindrical magnet 34 for effectively shielding electric and magnetic fields 3 5 is installed, and the shielding plate 35 shields the electric field and magnetic field formed by the cylindrical electrode 31 and the cylindrical magnet 34 so that they do not adversely affect the external environment and other semiconductor manufacturing equipment. I have.
- a susceptor elevating shaft 36 driven up and down by an elevator (not shown) is supported at the center of the lower container 12 so as to move up and down in the vertical direction.
- a susceptor 40 is horizontally installed at the upper end of the susceptor.
- the susceptor elevating shaft 36 is insulated from the lower container 12. Outside the susceptor elevating shaft 36 on the bottom surface of the lower container 12, three push-up pins 37 are erected vertically, and at three places facing each push-up pin 37 of the susceptor 40, ⁇ A through hole 38 is provided so as to penetrate vertically.
- the three push-up pins 37 are configured to push down the wafer 1 held on the susceptor 40 through the three through holes 38 opened in the susceptor 40 when the susceptor elevating shaft 36 is lowered. Being done.
- the susceptor 40 includes a main body 41 in which three plates made of quartz are laminated in three layers.
- the main body 41 is formed in a disk shape having an outer diameter larger than the outer diameter of the wafer 1, and the main body 41 is supported by a susceptor elevating shaft 36.
- a plate hereinafter, referred to as a heater installation plate 42 located at the lowermost stage of the main body 41.
- a substantially spiral heater 45 is provided.
- the lower surface of the heater installation plate 42 is the rear surface of the susceptor 40.
- the total thickness of the heater installation plate 42 is d.
- the heater 45 is made of silicon carbide, and the heater 45 is configured so that high frequency power is applied to heat the wafer 1 to about 500 ° C.
- a pair of power fade wires 46, 46 are connected to the start end and the end of the heater 45 through the respective through holes 44, 44.
- the two power fade wires 46, 46 are inserted through the susceptor elevating shaft 36 and are drawn out, and are connected to a high frequency power source 47 for a heater as shown in FIG.
- a plate located at the middle stage (hereinafter referred to as an electrode installation plate) 48 is superposed on the heater installation plate 42 so as to hermetically seal the space of the heater installation groove 43, and the heater installation plate 42 and the electrode
- the mating surface with the installation plate 48 is fixed with adhesive or heat welding. ing.
- a circular electrode installation hole 49 having a constant depth is concentrically immersed on the upper surface of the circular electrode installation plate 48, On the bottom surface of the hole 49, a square pillar 50 having a square height in a plan view (see FIG. 2) is arranged in a matrix shape and protrudes.
- a high-frequency electrode 51 for applying a bias voltage is provided in an electrode installation space defined by the electrode installation holes 49.
- the high-frequency electrode 51 is formed in a disk shape using platinum (Pt), which is a metal material, having resistance to oxidation and low resistivity. As shown in FIG.
- the thickness b of the high-frequency electrode 51 is set smaller than the height h of the electrode installation hole 49.
- the thickness of the high-frequency electrode holding portion 59 in which the electrode installation hole 49 is provided and the high-frequency electrode 51 is held is c.
- the high-frequency electrode 51 has a plurality of through-holes 52 formed in a square shape having a larger diameter than the outer diameter of the pillar portion 50, and is formed entirely.
- the diameter that is, the inner diameter of the through hole 52 is set to be larger than the outer diameter of the pillar portion 50, a gap Sa is formed between the inner periphery of the through hole 52 and the outer periphery of the pillar portion 50. . ⁇
- the through holes 52 are arranged in a matrix shape corresponding to the columns 50. I have.
- a high-frequency fade wire 53 is connected to the high-frequency electrode 51 through a through-hole 54, and the high-frequency fade wire 53 is inserted through a susceptor elevating shaft 36 and drawn out.
- An impedance adjuster 55 for adjusting the impedance is connected to the high-frequency fade wire 53.
- the impedance adjuster 55 also includes a coil and a variable capacitor force, and by controlling the number of coil patterns and the capacitance value of the variable capacitor, the potential of the wafer 1 can be controlled via the susceptor 40! / RU
- the uppermost plate (hereinafter, referred to as a holding plate) 56 is stacked on the electrode installation plate 48 so as to hermetically seal the space of the electrode installation hole 49.
- the mating surface between 56 and the electrode mounting plate 48 is fixed with an adhesive or heat welding. Yes.
- the upper surface of each column portion 50 of the electrode mounting plate 48 is fixed to the lower surface of the holding plate 56.
- the upper surface of the high-frequency electrode 51 also has the lower surface force of the holding plate 56. It is in a state where the gap Sb is formed apart.
- a holding portion 57 having a holding surface for positioning and holding the wafer 1 is provided on the upper surface of the holding plate 56, and the holding portion 57 is a circle having a diameter larger than the outer diameter of the wafer 1. It is formed into a hole with a depth.
- the holding surface of the holding portion 57 is formed on the surface of the susceptor 40. Assuming that the thickness of the holding portion 57 with which the wafer 1 contacts the holding plate 56 is t, the thickness t of the holding portion 57 is larger than the thickness of the peripheral portion of the holding plate 56, that is, the total thickness of the holding plate 56. It is getting thinner.
- the thickness t of the holding portion 57 and the gap Sb are set so that the distance between the lower surface of the wafer 1 and the high-frequency electrode 51 is 1.5 mm or less.
- the distance from the upper surface of the high-frequency electrode 51 to the holding surface for holding the wafer 1 provided on the surface of the susceptor 40 above the high-frequency electrode 51 is smaller than the lower surface of the susceptor 40 below the lower surface of the high-frequency electrode 51.
- the thickness t of the holding portion 57 is made smaller than the thickness c of the high-frequency electrode holding portion 59 and the total thickness d of the heater installation plate 42.
- the MMT device includes a controller 60 which is a control means constituted by a computer or the like.
- the controller 60 is a valve 19, a mass flow controller 20, a pressure regulating valve 24, a valve 25, a vacuum pump 26, a gate valve 27, a matching device 32, a high frequency power supply 33, a driving device for a susceptor elevating shaft 36, an impedance regulator 55, It is configured to be connected to a high-frequency power supply 47 for the heater and to control them.
- the wafer 1 is carried into the processing chamber 10 from the gate valve 27 by the wafer transfer device, and is transferred onto the holding section 57 of the susceptor 40.
- the susceptor 40 is lowered by the susceptor elevating shaft 36, and the tip of the push-up pin 37 protrudes from the upper surface of the susceptor 40 by a predetermined height through the through hole 38 of the susceptor 40.
- the gate valve 27 provided in the lower container 12 is opened, and the wafer 1 is carried in by the wafer transfer device and transferred between the upper ends of the three push-up pins 37.
- the gate valve 27 closes, the susceptor 40 is raised by the susceptor elevating shaft 36, and the wafer 1 is The power is good It is delivered to the holding portion 57 of the septum 40.
- the heater 45 of the susceptor 40 is heated in advance, and heats the wafer 1 held by the holding portion 57 of the susceptor 40 to a predetermined processing temperature within a range of room temperature to 500 ° C.
- the pressure in the processing chamber 10 is maintained by the vacuum pump 26 and the pressure regulating valve 24 in the range of 0.1—100 Pa.
- the reaction gas 21 is also introduced into the processing chamber 10 through the gas inlet 16 of the shower plate 15 in the form of a shower.
- high-frequency power of 150 to 200 W is applied to the cylindrical electrode 31 from the high-frequency power supply 33 via the matching device 32.
- the impedance adjuster 55 of the high-frequency electrode 51 is controlled in advance to a desired impedance value. Magnetron discharge is generated under the influence of the magnetic field of the cylindrical magnets 34, 34, trapping charges in the space above the wafer 1 and generating high-density plasma in the plasma generation region 30. Then, the plasma processing is performed on the surface of the wafer 1 on the susceptor 40 by the generated high-density plasma. The wafer 1 having been subjected to the surface treatment is transported out of the processing chamber 10 by the wafer transfer device in a reverse procedure to the loading procedure.
- the controller 60 controls the high frequency power supply 33 to turn on and off, adjusts the matching device 32, opens and closes the valve 19, the flow rate of the mass flow controller 20, the opening of the pressure regulating valve 24, the opening and closing of the valve 25, the vacuum
- the pump 26 is started and stopped, the susceptor elevating shaft 36 is moved up and down, the gate valve 27 is opened and closed, and the high-frequency power supply 47 for applying high-frequency power to the heater 45 of the susceptor 40 is turned on and off. I have.
- the processing temperature is increased to 800 ° C. Therefore, the processing speed of the MMT device can be improved.
- a pillar is protruded from the lower electrode installation plate constituting a part of the susceptor body, and the upper surface of the pillar is fixed to the lower surface of the upper holding plate. Since the strength of the holding plate and the electrode setting plate having the electrode setting holes formed therein can be reinforced, it is possible to prevent the holding plate, the electrode setting plate, and the susceptor body from being damaged.
- the cross-sectional area of each pillar can be set to be small.
- the opening area of the through hole of the electrode can be reduced, and the voltage distribution of the high-frequency electrode can be maintained uniformly throughout.
- the thickness t of the holding hole of the holding plate placed on the high-frequency electrode can be set to be thin, so that the high-frequency electrode wafer can be reduced. Influence of all electric fields can be increased.
- the distance from the high-frequency electrode 51 to the holding surface that holds the wafer provided on the susceptor surface above the high-frequency electrode 51 is smaller than the distance from the high-frequency electrode 51 to the back of the susceptor below the high-frequency electrode 51.
- the height of the high-frequency electrode 51 can be reduced, so that the distance to the wafer held by the susceptor can be reduced, increasing the effect of the electric field on the wafer, and lower than the high-frequency electrode 51.
- the heater can be embedded in the susceptor, and the wafer can be directly heated by the susceptor 40, so that the efficiency of heating the wafer is improved.
- a high-frequency electrode By manufacturing a high-frequency electrode by forming a plurality of through holes in a single metal plate, a high-frequency electrode is provided in each of the through holes in an electrode installation hole in which a plurality of pillars are protruded. Since it is possible to easily install the high-frequency electrode in the electrode installation hole without misalignment, it is possible to easily install the susceptor and the MMT device by passing through each pillar. Can be reduced.
- the voltage distribution of the high-frequency electrode can be maintained uniformly over the entire surface. It can be homogenized throughout.
- the heater installation plate and the electrode installation plate may be formed of an insulating material such as aluminum nitride. That is, only the holding plate constituting the holding portion for holding the wafer may be formed of quartz, and the other portion of the susceptor body may be formed of an insulating material other than quartz, such as aluminum nitride.
- the heater for heating the wafer is not limited to being built in the susceptor body.
- the force described when applied to an MMT apparatus is not limited to this.
- the present invention can be applied to all semiconductor manufacturing apparatuses such as a plasma processing apparatus having an electrode on a susceptor. .
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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US10/589,490 US8197638B2 (en) | 2004-03-26 | 2005-03-04 | Semiconductor manufacturing device and method for manufacturing semiconductor devices |
JP2006511416A JP4180637B2 (ja) | 2004-03-26 | 2005-03-04 | 半導体製造装置および半導体装置の製造方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2004-093341 | 2004-03-26 | ||
JP2004093341 | 2004-03-26 |
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WO2005093806A1 true WO2005093806A1 (ja) | 2005-10-06 |
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PCT/JP2005/003730 WO2005093806A1 (ja) | 2004-03-26 | 2005-03-04 | 半導体製造装置および半導体装置の製造方法 |
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US (1) | US8197638B2 (ja) |
JP (1) | JP4180637B2 (ja) |
WO (1) | WO2005093806A1 (ja) |
Cited By (3)
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CN101314846B (zh) * | 2007-06-01 | 2011-08-03 | 东京毅力科创株式会社 | 基板载置机构和具备该基板载置机构的基板处理装置 |
JP2013042144A (ja) * | 2012-08-21 | 2013-02-28 | Tokyo Electron Ltd | 載置台構造及び熱処理装置 |
WO2018163935A1 (ja) * | 2017-03-06 | 2018-09-13 | 日本碍子株式会社 | ウエハ支持台 |
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JP5570938B2 (ja) * | 2009-12-11 | 2014-08-13 | 株式会社日立国際電気 | 基板処理装置及び半導体装置の製造方法 |
US10224182B2 (en) | 2011-10-17 | 2019-03-05 | Novellus Systems, Inc. | Mechanical suppression of parasitic plasma in substrate processing chamber |
US9088085B2 (en) * | 2012-09-21 | 2015-07-21 | Novellus Systems, Inc. | High temperature electrode connections |
US10002782B2 (en) * | 2014-10-17 | 2018-06-19 | Lam Research Corporation | ESC assembly including an electrically conductive gasket for uniform RF power delivery therethrough |
US10147610B1 (en) | 2017-05-30 | 2018-12-04 | Lam Research Corporation | Substrate pedestal module including metallized ceramic tubes for RF and gas delivery |
JP6866255B2 (ja) * | 2017-08-09 | 2021-04-28 | 東京エレクトロン株式会社 | プラズマ処理装置 |
US11322336B2 (en) * | 2018-10-05 | 2022-05-03 | Semes Co., Ltd. | Apparatus and method for treating substrate |
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- 2005-03-04 US US10/589,490 patent/US8197638B2/en active Active
- 2005-03-04 WO PCT/JP2005/003730 patent/WO2005093806A1/ja active Application Filing
- 2005-03-04 JP JP2006511416A patent/JP4180637B2/ja active Active
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JP2000349141A (ja) * | 1999-06-09 | 2000-12-15 | Mitsubishi Electric Corp | プラズマ処理装置 |
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CN101314846B (zh) * | 2007-06-01 | 2011-08-03 | 东京毅力科创株式会社 | 基板载置机构和具备该基板载置机构的基板处理装置 |
JP2013042144A (ja) * | 2012-08-21 | 2013-02-28 | Tokyo Electron Ltd | 載置台構造及び熱処理装置 |
WO2018163935A1 (ja) * | 2017-03-06 | 2018-09-13 | 日本碍子株式会社 | ウエハ支持台 |
JPWO2018163935A1 (ja) * | 2017-03-06 | 2019-12-26 | 日本碍子株式会社 | ウエハ支持台 |
US11476096B2 (en) | 2017-03-06 | 2022-10-18 | Ngk Insulators, Ltd. | Wafer support table |
Also Published As
Publication number | Publication date |
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US8197638B2 (en) | 2012-06-12 |
JP4180637B2 (ja) | 2008-11-12 |
JPWO2005093806A1 (ja) | 2008-02-14 |
US20080017111A1 (en) | 2008-01-24 |
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