Patents by Inventor Yugo ORIHASHI

Yugo ORIHASHI 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).

  • Publication number: 20160365243
    Abstract: A method of manufacturing a semiconductor device for forming a thin film having low permittivity, high etching resistance and high leak resistance is provided. The method includes: forming a film containing a predetermined element, oxygen, carbon and nitrogen on a substrate by performing a cycle a predetermined number of times. The cycle includes: (a) supplying a source gas containing the predetermined element and a halogen element to the substrate; (b) supplying a first reactive gas containing the three elements including carbon, nitrogen and hydrogen wherein a number of carbon atoms in each molecule of the first reactive gas is greater than that of nitrogen atoms in each molecule of the first reactive gas to the substrate; (c) supplying a nitriding gas as a second reactive gas to the substrate; and (d) supplying an oxidizing gas as a third reactive gas to the substrate, wherein (a) through (d) are non-simultaneously performed.
    Type: Application
    Filed: August 26, 2016
    Publication date: December 15, 2016
    Inventors: Yoshiro HIROSE, Atsushi SANO, Yugo Orihashi, Yoshitomo HASHIMOTO, Satoshi SHIMAMOTO
  • Patent number: 9520282
    Abstract: A method of manufacturing a semiconductor device is provided. The method includes treating a surface of an insulating film formed on a substrate by supplying a first gas containing a halogen group to the substrate, and forming a thin film containing a predetermined element on the treated surface of the insulating film by performing a cycle a predetermined number of times. The cycle includes supplying a second gas containing the predetermined element and a halogen group to the substrate, and supplying a third gas to the substrate.
    Type: Grant
    Filed: May 21, 2015
    Date of Patent: December 13, 2016
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Katsuyoshi Harada, Yoshiro Hirose, Tsukasa Kamakura, Atsushi Sano, Yugo Orihashi
  • Patent number: 9508543
    Abstract: A thin film having a low dielectric constant and a high resistance to HF at a low temperature range is formed with high productivity. A film containing a predetermined element, oxygen and at least one of carbon and nitrogen is formed on a substrate by performing, a predetermined number of times, a cycle comprising: (a) supplying a source gas containing the predetermined element to the substrate; and (b) supplying a reaction gas containing nitrogen, carbon and oxygen to the substrate.
    Type: Grant
    Filed: June 27, 2014
    Date of Patent: November 29, 2016
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Yugo Orihashi, Yoshiro Hirose
  • Publication number: 20160305023
    Abstract: A method of manufacturing a semiconductor device includes alternately performing supplying a first process gas containing silicon and a halogen element to a substrate having a surface on which monocrystalline silicon and an insulation film are exposed and supplying a second process gas containing silicon and not containing a halogen element to the substrate, and supplying a third process gas containing silicon to the substrate, whereby a first silicon film is homo-epitaxially grown on the monocrystalline silicon and a second silicon film differing in crystal structure from the first silicon film is grown on the insulation film.
    Type: Application
    Filed: June 23, 2016
    Publication date: October 20, 2016
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Atsushi MORIYA, Naoharu NAKAISO, Yugo ORIHASHI, Kotaro MURAKAMI
  • Patent number: 9460911
    Abstract: A method of manufacturing a semiconductor device for forming a thin film having characteristics of low permittivity, high etching resistance and high leak resistance is provided. The method includes: forming a film containing a predetermined element, oxygen, carbon and nitrogen on a substrate by performing a cycle a predetermined number of times. The cycle includes: (a) supplying a source gas containing the predetermined element and a halogen element to the substrate; (b) supplying a first reactive gas containing three elements including carbon, nitrogen and hydrogen wherein a number of carbon atoms in each molecule of the first reactive gas is greater than that of nitrogen atoms in each molecule of the first reactive gas to the substrate; (c) supplying a nitriding gas as a second reactive gas to the substrate; and (d) supplying an oxidizing gas as a third reactive gas to the substrate, wherein (a) through (d) are non-simultaneously performed.
    Type: Grant
    Filed: May 7, 2015
    Date of Patent: October 4, 2016
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Yoshiro Hirose, Atsushi Sano, Yugo Orihashi, Yoshitomo Hashimoto, Satoshi Shimamoto
  • Patent number: 9460916
    Abstract: An object of the present invention is to form a good thin film while suppressing generation of foreign substances in a low temperature region. Provided is a method of manufacturing a semiconductor device, including: (a) forming a thin film containing at least a predetermined element and carbon on a substrate by performing a cycle a predetermined number of times, the cycle including: (a-1) supplying a source gas containing the predetermined element and a halogen element to the substrate in a process container; and (a-2) supplying a reaction gas composed of carbon, nitrogen, and hydrogen to the substrate in the process container; and (b) modifying byproduct adhered to an inside of the process container by supplying a nitriding gas into the process container after (a).
    Type: Grant
    Filed: November 12, 2015
    Date of Patent: October 4, 2016
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Satoshi Shimamoto, Yugo Orihashi, Yoshitomo Hashimoto, Yoshiro Hirose
  • Patent number: 9412587
    Abstract: A method of manufacturing a semiconductor device includes alternately performing supplying a first process gas containing silicon and a halogen element to a substrate having a surface on which monocrystalline silicon and an insulation film are exposed and supplying a second process gas containing silicon and not containing a halogen element to the substrate, and supplying a third process gas containing silicon to the substrate, whereby a first silicon film is homo-epitaxially grown on the monocrystalline silicon and a second silicon film differing in crystal structure from the first silicon film is grown on the insulation film.
    Type: Grant
    Filed: November 2, 2015
    Date of Patent: August 9, 2016
    Assignee: HITACHI KOKUSAI ELECTRIC, INC.
    Inventors: Atsushi Moriya, Naoharu Nakaiso, Yugo Orihashi, Kotaro Murakami
  • Publication number: 20160141173
    Abstract: A method of manufacturing a semiconductor device includes alternately performing supplying a first process gas containing silicon and a halogen element to a substrate having a surface on which monocrystalline silicon and an insulation film are exposed and supplying a second process gas containing silicon and not containing a halogen element to the substrate, and supplying a third process gas containing silicon to the substrate, whereby a first silicon film is homo-epitaxially grown on the monocrystalline silicon and a second silicon film differing in crystal structure from the first silicon film is grown on the insulation film.
    Type: Application
    Filed: November 2, 2015
    Publication date: May 19, 2016
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Atsushi MORIYA, Naoharu NAKAISO, Yugo ORIHASHI, Kotaro MURAKAMI
  • Publication number: 20160071721
    Abstract: An object of the present invention is to form a good thin film while suppressing generation of foreign substances in a low temperature region. Provided is a method of manufacturing a semiconductor device, including: (a) forming a thin film containing at least a predetermined element and carbon on a substrate by performing a cycle a predetermined number of times, the cycle including: (a-1) supplying a source gas containing the predetermined element and a halogen element to the substrate in a process container; and (a-2) supplying a reaction gas composed of carbon, nitrogen, and hydrogen to the substrate in the process container; and (b) modifying byproduct adhered to an inside of the process container by supplying a nitriding gas into the process container after (a).
    Type: Application
    Filed: November 12, 2015
    Publication date: March 10, 2016
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Satoshi SHIMAMOTO, Yugo ORIHASHI, Yoshitomo HASHIMOTO, Yoshiro HIROSE
  • Patent number: 9218959
    Abstract: An object of the present invention is to form a good thin film while suppressing generation of foreign substances in a low temperature region. Provided is a method of manufacturing a semiconductor device, including: (a) forming a thin film containing at least a predetermined element and carbon on a substrate by performing a cycle a predetermined number of times, the cycle including: supplying a source gas containing the predetermined element and a halogen element to the substrate in a process container; and supplying an amine-based gas to the substrate in the process container; and (b) modifying byproducts adhered to an inside of the process container by supplying a nitriding gas into the process container after forming the thin film.
    Type: Grant
    Filed: March 19, 2013
    Date of Patent: December 22, 2015
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Satoshi Shimamoto, Yugo Orihashi, Yoshitomo Hashimoto, Yoshiro Hirose
  • Patent number: 9190298
    Abstract: A method of manufacturing a semiconductor device is provided. The method includes treating a surface of an insulating film formed on a substrate by supplying a first precursor including a predetermined element and a halogen group to the substrate, and forming a thin film including the predetermined element on the treated surface of the insulating film by performing a cycle a predetermined number of times. The cycle includes supplying a second precursor including the predetermined element and the halogen group to the substrate, and supplying a third precursor to the substrate.
    Type: Grant
    Filed: March 3, 2014
    Date of Patent: November 17, 2015
    Assignee: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Katsuyoshi Harada, Yoshiro Hirose, Tsukasa Kamakura, Atsushi Sano, Yugo Orihashi
  • Publication number: 20150255269
    Abstract: A method of manufacturing a semiconductor device is provided. The method includes treating a surface of an insulating film formed on a substrate by supplying a first gas containing a halogen group to the substrate, and forming a thin film containing a predetermined element on the treated surface of the insulating film by performing a cycle a predetermined number of times. The cycle includes supplying a second gas containing the predetermined element and a halogen group to the substrate, and supplying a third gas to the substrate.
    Type: Application
    Filed: May 21, 2015
    Publication date: September 10, 2015
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Katsuyoshi HARADA, Yoshiro HIROSE, Tsukasa KAMAKURA, Atsushi SANO, Yugo ORIHASHI
  • Publication number: 20150243498
    Abstract: A method of manufacturing a semiconductor device for forming a thin film having characteristics of low permittivity, high etching resistance and high leak resistance is provided. The method includes: forming a film containing a predetermined element, oxygen, carbon and nitrogen on a substrate by performing a cycle a predetermined number of times. The cycle includes: (a) supplying a source gas containing the predetermined element and a halogen element to the substrate; (b) supplying a first reactive gas containing three elements including carbon, nitrogen and hydrogen wherein a number of carbon atoms in each molecule of the first reactive gas is greater than that of nitrogen atoms in each molecule of the first reactive gas to the substrate; (c) supplying a nitriding gas as a second reactive gas to the substrate; and (d) supplying an oxidizing gas as a third reactive gas to the substrate, wherein (a) through (d) are non-simultaneously performed.
    Type: Application
    Filed: May 7, 2015
    Publication date: August 27, 2015
    Inventors: Yoshiro HIROSE, Atsushi SANO, Yugo Orihashi, Yoshitomo HASHIMOTO, Satoshi SHIMAMOTO
  • Publication number: 20150214030
    Abstract: A method of manufacturing a semiconductor device, includes: forming a film on a substrate by performing a cycle a predetermined number of times, the cycle including: supplying a raw material gas to a substrate in a process chamber, exhausting the raw material gas remaining in the process chamber through an exhaust line, supplying an amine-based gas; and exhausting the amine-based gas through the exhaust line with the supply of the amine-based gas stopped. A degree of valve opening of an exhaust valve disposed in the exhaust line is changed in multiple steps in the process of exhausting the amine-based gas.
    Type: Application
    Filed: February 4, 2015
    Publication date: July 30, 2015
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Kaori KIRIKIHIRA, Yugo ORIHASHI, Satoshi SHIMAMOTO
  • Patent number: 9054046
    Abstract: A thin film including characteristics of low permittivity, high etching resistance and high leak resistance is to be formed. A method of manufacturing a semiconductor device includes forming a thin film containing a predetermined element on a substrate by performing a cycle a predetermined number of times, the cycle including: forming a first layer containing the predetermined element, nitrogen and carbon by alternately performing supplying a source gas containing the predetermined element and a halogen element to the substrate and supplying a first reactive gas containing three elements including the carbon, the nitrogen and hydrogen and having a composition wherein a number of carbon atoms is greater than that of nitrogen atoms to the substrate a predetermined number of times; and forming a second layer by supplying a second reactive gas different from the source gas and the first reactive gas to the substrate to modify the first layer.
    Type: Grant
    Filed: December 8, 2012
    Date of Patent: June 9, 2015
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Yoshiro Hirose, Atsushi Sano, Yugo Orihashi, Yoshitomo Hashimoto, Satoshi Shimamoto
  • Patent number: 8987146
    Abstract: A method of manufacturing a semiconductor device, includes: forming a film on a substrate by performing a cycle a predetermined number of times, the cycle including: supplying a raw material gas to a substrate in a process chamber, exhausting the raw material gas remaining in the process chamber through an exhaust line, supplying an amine-based gas; and exhausting the amine-based gas through the exhaust line with the supply of the amine-based gas stopped. A degree of valve opening of an exhaust valve disposed in the exhaust line is changed in multiple steps in the process of exhausting the amine-based gas.
    Type: Grant
    Filed: March 7, 2013
    Date of Patent: March 24, 2015
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Kaori Kirikihira, Yugo Orihashi, Satoshi Shimamoto
  • Publication number: 20150004804
    Abstract: A thin film having a low dielectric constant and a high resistance to HF at a low temperature range is formed with high productivity. A film containing a predetermined element, oxygen and at least one of carbon and nitrogen is formed on a substrate by performing, a predetermined number of times, a cycle comprising: (a) supplying a source gas containing the predetermined element to the substrate; and (b) supplying a reaction gas containing nitrogen, carbon and oxygen to the substrate.
    Type: Application
    Filed: June 27, 2014
    Publication date: January 1, 2015
    Inventors: Yugo ORIHASHI, Yoshiro HIROSE
  • Publication number: 20140256156
    Abstract: A method of manufacturing a semiconductor device, includes treating a surface of an insulating film formed on a substrate by supplying a first precursor including a predetermined element and a halogen group to the substrate; and forming a thin film including the predetermined element on the treated surface of the insulating film by performing a cycle a predetermined number of times, the cycle comprising: supplying a second precursor including the predetermined element and the halogen group to the substrate; and supplying a third precursor to the substrate.
    Type: Application
    Filed: March 3, 2014
    Publication date: September 11, 2014
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Katsuyoshi HARADA, Yoshiro HIROSE, Tsukasa KAMAKURA, Atsushi SANO, Yugo ORIHASHI
  • Publication number: 20130252435
    Abstract: An object of the present invention is to form a good thin film while suppressing generation of foreign substances in a low temperature region.
    Type: Application
    Filed: March 19, 2013
    Publication date: September 26, 2013
    Applicant: Hitachi Kokusai Electric Inc.
    Inventors: Satoshi SHIMAMOTO, Yugo ORIHASHI, Yoshitomo HASHIMOTO, Yoshiro HIROSE
  • Publication number: 20130237064
    Abstract: A method of manufacturing a semiconductor device, includes: forming a film on a substrate by performing a cycle a predetermined number of times, the cycle including: supplying a raw material gas to a substrate in a process chamber, exhausting the raw material gas remaining in the process chamber through an exhaust line, supplying an amine-based gas; and exhausting the amine-based gas through the exhaust line with the supply of the amine-based gas stopped. A degree of valve opening of an exhaust valve disposed in the exhaust line is changed in multiple steps in the process of exhausting the amine-based gas.
    Type: Application
    Filed: March 7, 2013
    Publication date: September 12, 2013
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Kaori KIRIKIHIRA, Yugo ORIHASHI, Satoshi SHIMAMOTO