Patents by Inventor Tsukasa Kamakura
Tsukasa Kamakura has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11848201Abstract: A film where a first layer and a second layer are laminated is formed on a substrate by performing: forming the first layer by performing a first cycle a predetermined number of times, the first cycle including non-simultaneously performing: supplying a source to the substrate, and supplying a reactant to the substrate, under a first temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively; and forming the second layer by performing a second cycle a predetermined number of times, the second cycle including non-simultaneously performing: supplying the source to the substrate, and supplying the reactant to the substrate, under a second temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively, the second temperature being different from the first temperature.Type: GrantFiled: January 4, 2022Date of Patent: December 19, 2023Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Tsukasa Kamakura, Takaaki Noda, Yoshiro Hirose
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Publication number: 20230369043Abstract: There is provided a technique that includes: forming a first film to have a first predetermined film thickness over a substrate by performing a first cycle a first predetermined number of times, the first cycle including non-simultaneously performing: (a1) forming an oxynitride film by supplying a first film-forming gas to the substrate; and (a2) changing the oxynitride film into a first oxide film by supplying a first oxidizing gas to the substrate to oxidize the oxynitride film.Type: ApplicationFiled: July 24, 2023Publication date: November 16, 2023Applicant: Kokusai Electric CorporationInventors: Kiyohisa ISHIBASHI, Tsukasa KAMAKURA
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Patent number: 11810781Abstract: There is provided a technique that includes: forming a first film to have a first predetermined film thickness over a substrate by performing a first cycle a first predetermined number of times, the first cycle including non-simultaneously performing: (a1) forming an oxynitride film by supplying a first film-forming gas to the substrate; and (a2) changing the oxynitride film into a first oxide film by supplying a first oxidizing gas to the substrate to oxidize the oxynitride film.Type: GrantFiled: March 12, 2021Date of Patent: November 7, 2023Assignee: Kokusai Electric CorporationInventors: Kiyohisa Ishibashi, Tsukasa Kamakura
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Patent number: 11764056Abstract: There is provided a technique that includes: forming a first film to have a first predetermined film thickness over a substrate by performing a first cycle a first predetermined number of times, the first cycle including non-simultaneously performing: (a1) forming an oxynitride film by supplying a first film-forming gas to the substrate; and (a2) changing the oxynitride film into a first oxide film by supplying a first oxidizing gas to the substrate to oxidize the oxynitride film.Type: GrantFiled: March 12, 2021Date of Patent: September 19, 2023Assignee: Kokusai Electric CorporationInventors: Kiyohisa Ishibashi, Tsukasa Kamakura
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Patent number: 11726456Abstract: There is provided a substrate processing system, including: a plurality of substrate processing apparatuses; a first control part installed in each of the plurality of substrate processing apparatuses and configured to transmit a first apparatus data from each of the plurality of substrate processing apparatuses; a second control part configured to receive the first apparatus data from each of the plurality of substrate processing apparatuses, generate a priority data of each of the plurality of substrate processing apparatuses based on the first apparatus data, and transmit the priority data to the first control part; and a display part configured to display the priority data thereon.Type: GrantFiled: April 30, 2020Date of Patent: August 15, 2023Assignee: Kokusai Electric CorporationInventors: Masanori Nakayama, Tsukasa Kamakura
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Patent number: 11728162Abstract: There is provided a technique that includes: forming an oxide film having a predetermined thickness on a surface of a substrate by performing a cycle a plurality of times, the cycle including non-simultaneously performing: (a) forming a nitride film by supplying a film-forming gas to the substrate; and (b) oxidizing and changing the nitride film into a first oxide film by supplying an oxidizing gas to the substrate, wherein a maximum distance from an interface between the nitride film formed in (a) and a base of the nitride film to a surface of the nitride film is set to 2 nm or more and 4 nm or less.Type: GrantFiled: January 8, 2021Date of Patent: August 15, 2023Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Tsukasa Kamakura, Kiyohisa Ishibashi, Ryota Kataoka
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Publication number: 20220301851Abstract: A method of manufacturing a semiconductor device includes: (a) forming a nitride film containing a predetermined element on a substrate by performing a cycle a predetermined number of times, the cycle including sequentially performing: (a-1) supplying a first precursor gas containing the predetermined element to the substrate; (a-2) supplying a second precursor gas containing the predetermined element and having a thermal decomposition temperature lower than a thermal decomposition temperature of the first precursor gas to the substrate; and (a-3) supplying a nitriding gas to the substrate; and (b) oxidizing the nitride film formed in (a) and modifying the nitride film into an oxide film containing the predetermined element by supplying an oxidizing gas to the substrate.Type: ApplicationFiled: January 14, 2022Publication date: September 22, 2022Applicant: Kokusai Electric CorporationInventors: Takafumi NITTA, Kiyohisa ISHIBASHI, Tsukasa KAMAKURA
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Publication number: 20220122833Abstract: A film where a first layer and a second layer are laminated is formed on a substrate by performing: forming the first layer by performing a first cycle a predetermined number of times, the first cycle including non-simultaneously performing: supplying a source to the substrate, and supplying a reactant to the substrate, under a first temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively; and forming the second layer by performing a second cycle a predetermined number of times, the second cycle including non-simultaneously performing: supplying the source to the substrate, and supplying the reactant to the substrate, under a second temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively, the second temperature being different from the first temperature.Type: ApplicationFiled: January 4, 2022Publication date: April 21, 2022Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Tsukasa KAMAKURA, Takaaki NODA, Yoshiro HIROSE
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Patent number: 11251038Abstract: A film where a first layer and a second layer are laminated is formed on a substrate by performing: forming the first layer by performing a first cycle a predetermined number of times, the first cycle including non-simultaneously performing: supplying a source to the substrate, and supplying a reactant to the substrate, under a first temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively; and forming the second layer by performing a second cycle a predetermined number of times, the second cycle including non-simultaneously performing: supplying the source to the substrate, and supplying the reactant to the substrate, under a second temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively, the second temperature being different from the first temperature.Type: GrantFiled: April 10, 2020Date of Patent: February 15, 2022Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Tsukasa Kamakura, Takaaki Noda, Yoshiro Hirose
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Patent number: 11251039Abstract: A film where a first layer and a second layer are laminated is formed on a substrate by performing: forming the first layer by performing a first cycle a predetermined number of times, the first cycle including non-simultaneously performing: supplying a source to the substrate, and supplying a reactant to the substrate, under a first temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively; and forming the second layer by performing a second cycle a predetermined number of times, the second cycle including non-simultaneously performing: supplying the source to the substrate, and supplying the reactant to the substrate, under a second temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively, the second temperature being different from the first temperature.Type: GrantFiled: April 10, 2020Date of Patent: February 15, 2022Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Tsukasa Kamakura, Takaaki Noda, Yoshiro Hirose
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Publication number: 20210398864Abstract: Described herein is a technique capable of coping with change in the environment for each of the substrate placing surfaces. According to one aspect thereof, there is provided a method of manufacturing a semiconductor device, including: (a) supplying a gas to a process vessel through branch pipes while substrates are placed on substrate placing surfaces arranged in the process vessel, respectively; (b) detecting at least one among: information of a component corresponding to each of the substrate placing surfaces; and an amount of the gas supplied to each of the branch pipes; (c) determining a state level of each of the substrate placing surfaces based on the detected information; and (d) selecting a substrate placing surface among the substrate placing surfaces to which a substrate subsequently loaded into the process vessel is to be transferred next according to the state level of each of the substrate placing surfaces.Type: ApplicationFiled: June 16, 2021Publication date: December 23, 2021Inventor: Tsukasa KAMAKURA
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Publication number: 20210305044Abstract: There is provided a technique that includes: forming a first film to have a first predetermined film thickness over a substrate by performing a first cycle a first predetermined number of times, the first cycle including non-simultaneously performing: (a1) forming an oxynitride film by supplying a first film-forming gas to the substrate; and (a2) changing the oxynitride film into a first oxide film by supplying a first oxidizing gas to the substrate to oxidize the oxynitride film.Type: ApplicationFiled: March 12, 2021Publication date: September 30, 2021Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Kiyohisa ISHIBASHI, Tsukasa KAMAKURA
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Publication number: 20210217608Abstract: There is provided a technique that includes: forming an oxide film having a predetermined thickness on a surface of a substrate by performing a cycle a plurality of times, the cycle including non-simultaneously performing: (a) forming a nitride film by supplying a film-forming gas to the substrate; and (b) oxidizing and changing the nitride film into a first oxide film by supplying an oxidizing gas to the substrate, wherein a maximum distance from an interface between the nitride film formed in (a) and a base of the nitride film to a surface of the nitride film is set to 2 nm or more and 4 nm or less.Type: ApplicationFiled: January 8, 2021Publication date: July 15, 2021Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Tsukasa KAMAKURA, Kiyohisa ISHIBASHI, Ryota KATAOKA
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Patent number: 10978310Abstract: Described herein is a technique capable of improving a quality of a substrate processing. According to one aspect of the technique described herein, there is provided a method of manufacturing a semiconductor device including: (a) receiving substrate data including at least one of a stacked number of layers of a device formed on a substrate and a structure of the device; (b) setting an apparatus parameter corresponding to the substrate data; (c) supporting the substrate corresponding to the substrate data above a substrate support; (d) elevating a temperature of the substrate based on the apparatus parameter while the substrate is separated from a surface of the substrate support; (e) placing the substrate on the substrate support after (d); and (f) processing the substrate in a process chamber.Type: GrantFiled: March 6, 2019Date of Patent: April 13, 2021Assignee: Kokusai Electric CorporationInventors: Tsukasa Kamakura, Mitsuro Tanabe, Naofumi Ohashi, Eisuke Nishitani, Tadashi Takasaki, Shun Matsui
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Patent number: 10847392Abstract: Described herein is a technique capable of forming a film with uniform characteristics from an upper portion to a lower portion of a deep concave structure whose aspect ratio is high. According to one aspect of the technique of the present disclosure, there is provided a method of manufacturing a semiconductor device including: (a) placing a substrate comprising a deep concave structure constituted by at least an upper portion and a lower portion on a substrate support provided in a process chamber; (b) supplying a process gas into the process chamber to form a layer on an inner surface of the deep concave structure; and (c) discharging by-products generated in an inner space of the deep concave structure in (b) by setting a pressure of a process space defined by the process chamber to be lower than a pressure of the inner space of the deep concave structure.Type: GrantFiled: September 4, 2019Date of Patent: November 24, 2020Assignee: KOKUSAI ELECTRIC CORPORATIONInventor: Tsukasa Kamakura
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Patent number: 10808318Abstract: There is provided a technique that includes: a process chamber accommodating a substrate support supporting substrates in multiple stages to process the substrates; a supply buffer part adjacent the process chamber; a first gas supply part installed in the supply buffer part; a second gas supply part installed in the supply buffer part; an inner wall installed between the supply buffer part and the process chamber, on which a plurality of slits are formed to correspond to the substrates; and a maintenance port disposed at a lower end of the inner wall, wherein the first gas supply part includes a first gas nozzle having a supply hole that supplies first gas into the supply buffer part.Type: GrantFiled: September 19, 2018Date of Patent: October 20, 2020Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Takeo Hanashima, Tsukasa Kamakura, Takafumi Sasaki, Hidenari Yoshida
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Patent number: 10784116Abstract: There is provided a technique that includes: (a) providing a substrate having a film containing a predetermined element, oxygen and carbon formed on a surface of the substrate; and (b) modifying at least a surface of the film by supplying a carbon-free fluorine-based gas to the substrate under a condition in which etching of the film does not occur.Type: GrantFiled: March 15, 2018Date of Patent: September 22, 2020Assignee: KOKUSAI ELECTRIC CORPORATIONInventors: Tsukasa Kamakura, Koei Kuribayashi, Daigo Yamaguchi
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Publication number: 20200257269Abstract: There is provided a substrate processing system, including: a plurality of substrate processing apparatuses; a first control part installed in each of the plurality of substrate processing apparatuses and configured to transmit a first apparatus data from each of the plurality of substrate processing apparatuses; a second control part configured to receive the first apparatus data from each of the plurality of substrate processing apparatuses, generate a priority data of each of the plurality of substrate processing apparatuses based on the first apparatus data, and transmit the priority data to the first control part; and a display part configured to display the priority data thereon.Type: ApplicationFiled: April 30, 2020Publication date: August 13, 2020Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Masanori NAKAYAMA, Tsukasa KAMAKURA
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Publication number: 20200243324Abstract: A film where a first layer and a second layer are laminated is formed on a substrate by performing: forming the first layer by performing a first cycle a predetermined number of times, the first cycle including non-simultaneously performing: supplying a source to the substrate, and supplying a reactant to the substrate, under a first temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively; and forming the second layer by performing a second cycle a predetermined number of times, the second cycle including non-simultaneously performing: supplying the source to the substrate, and supplying the reactant to the substrate, under a second temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively, the second temperature being different from the first temperature.Type: ApplicationFiled: April 10, 2020Publication date: July 30, 2020Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Tsukasa KAMAKURA, Takaaki NODA, Yoshiro HIROSE
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Publication number: 20200243325Abstract: A film where a first layer and a second layer are laminated is formed on a substrate by performing: forming the first layer by performing a first cycle a predetermined number of times, the first cycle including non-simultaneously performing: supplying a source to the substrate, and supplying a reactant to the substrate, under a first temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively; and forming the second layer by performing a second cycle a predetermined number of times, the second cycle including non-simultaneously performing: supplying the source to the substrate, and supplying the reactant to the substrate, under a second temperature at which neither the source nor the reactant is thermally decomposed when the source and the reactant are present alone, respectively, the second temperature being different from the first temperature.Type: ApplicationFiled: April 10, 2020Publication date: July 30, 2020Applicant: KOKUSAI ELECTRIC CORPORATIONInventors: Tsukasa KAMAKURA, Takaaki NODA, Yoshiro HIROSE