Patents by Inventor Takeo Hanashima

Takeo Hanashima 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: 20160155634
    Abstract: A method of manufacturing a semiconductor device includes forming a thin film having excellent etching resistance and a low dielectric constant on a substrate, removing first impurities containing H2O and Cl from the thin film by heating the thin film at a first temperature higher than a temperature of the substrate in the forming of the thin film, and removing second impurities containing a hydrocarbon compound (CxHy-based impurities) from the thin film in which heat treatment is performed at the first temperature by heating the thin film at a second temperature equal to or higher than the first temperature.
    Type: Application
    Filed: February 2, 2016
    Publication date: June 2, 2016
    Inventors: Satoshi SHIMAMOTO, Takaaki NODA, Takeo HANASHIMA, Yoshiro HIROSE, Hiroshi ASHIHARA, Tsukasa KAMAKURA, Shingo NOHARA
  • Publication number: 20160155627
    Abstract: A method of manufacturing a semiconductor device is disclosed. The method includes forming a film on a substrate by performing a cycle a predetermined number of times, wherein the cycle includes non-simultaneously performing: supplying a precursor gas to the substrate in a process chamber; exhausting the precursor gas in the process chamber through an exhaust system; confining a reaction gas, which differs in chemical structure from the precursor gas, in the process chamber by supplying the reaction gas to the substrate in the process chamber while the exhaust system is closed; and exhausting the reaction gas in the process chamber through the exhaust system while the exhaust system is opened.
    Type: Application
    Filed: January 29, 2016
    Publication date: June 2, 2016
    Applicant: HITACHI KOKUSAI ELECTRIC INC
    Inventors: Takeo HANASHIMA, Hiroshi ASHIHARA
  • Patent number: 9349586
    Abstract: A thin film having excellent etching resistance and a low dielectric constant is described. A method of manufacturing a semiconductor device includes forming a thin film on a substrate, removing first impurities containing H2O and Cl from the thin film by heating the thin film at a first temperature higher than a temperature of the substrate in the forming of the thin film, and removing second impurities containing a hydrocarbon compound (CxHy-based impurities) from the thin film in which heat treatment is performed at the first temperature by heating the thin film at a second temperature equal to or higher than the first temperature.
    Type: Grant
    Filed: March 19, 2014
    Date of Patent: May 24, 2016
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Satoshi Shimamoto, Takaaki Noda, Takeo Hanashima, Yoshiro Hirose, Hiroshi Ashihara, Tsukasa Kamakura, Shingo Nohara
  • Publication number: 20150303054
    Abstract: There is provided a method for manufacturing a semiconductor device, including: forming a film on a substrate by performing a cycle a prescribed number of times, the cycle including: (a) supplying a source gas to the substrate in a process chamber; (b) exhausting the source gas remained in the process chamber; (c) supplying a reactive gas to the substrate in the process chamber; and (d) exhausting the reactive gas remained in the process chamber, wherein in (a), the source gas is supplied into the process chamber in a state that exhaust of the process chamber is substantially stopped, and thereafter an inert gas is supplied into the process chamber in a state that exhaust of the process chamber and supply of the source gas are substantially stopped.
    Type: Application
    Filed: November 11, 2013
    Publication date: October 22, 2015
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Takeo HANASHIMA, Jie WANG, Takaaki NODA
  • Publication number: 20150228474
    Abstract: A method of manufacturing a semiconductor device is disclosed. The method includes forming a film on a substrate by performing a cycle a predetermined number of times, wherein the cycle includes non-simultaneously performing: supplying a precursor gas to the substrate in a process chamber; exhausting the precursor gas in the process chamber through an exhaust system; confining a reaction gas, which differs in chemical structure from the precursor gas, in the process chamber by supplying the reaction gas to the substrate in the process chamber while the exhaust system is closed; and exhausting the reaction gas in the process chamber through the exhaust system while the exhaust system is opened.
    Type: Application
    Filed: February 11, 2015
    Publication date: August 13, 2015
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Takeo HANASHIMA, Hiroshi ASHIHARA
  • Publication number: 20150044880
    Abstract: A method of manufacturing a semiconductor device is provided, which enables the film quality to be improved when the film is formed on a substrate at a low temperature, thus forming fine patterns. The method of manufacturing a semiconductor device includes: forming the film on a substrate by alternately supplying at least a source gas and a reactive gas to the substrate while maintaining the substrate at a first temperature by heating; and modifying the film by supplying a modification gas excited by plasma to the substrate with the film formed thereon while naturally cooling the substrate with the film formed thereon to a second temperature without heating the substrate, the second temperature being lower than the first temperature.
    Type: Application
    Filed: March 25, 2013
    Publication date: February 12, 2015
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Takaaki Noda, Takeo Hanashima
  • Publication number: 20140287595
    Abstract: A thin film having excellent etching resistance and a low dielectric constant is described. A method of manufacturing a semiconductor device includes forming a thin film on a substrate, removing first impurities containing H2O and Cl from the thin film by heating the thin film at a first temperature higher than a temperature of the substrate in the forming of the thin film, and removing second impurities containing a hydrocarbon compound (CxHy-based impurities) from the thin film in which heat treatment is performed at the first temperature by heating the thin film at a second temperature equal to or higher than the first temperature.
    Type: Application
    Filed: March 19, 2014
    Publication date: September 25, 2014
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Satoshi Shimamoto, Takaaki Noda, Takeo Hanashima, Yoshiro Hirose, Hiroshi Ashihara, Tsukasa Kamakura, Shingo Nohara
  • Patent number: 8507296
    Abstract: A substrate processing method in a processing chamber, has: accommodating a substrate into a processing chamber; and processing the substrate in the processing chamber on the basis of a correlation of a preset temperature of a heating device, a flow rate of fluid supplied by a cooling device and a temperature deviation between the center side of the substrate accommodated in the processing chamber and the outer peripheral side of the substrate while the substrate accommodated in the processing chamber is optically heated from an outer periphery side of the substrate at a corrected preset temperature by the heating device and the fluid is supplied to the outside of the processing chamber at the flow rate based on the correlation concerned to cool the outer peripheral side of the substrate by the cooling device.
    Type: Grant
    Filed: March 13, 2009
    Date of Patent: August 13, 2013
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Masaaki Ueno, Masakazu Shimada, Takeo Hanashima, Haruo Morikawa, Akira Hayashida
  • Patent number: 8501599
    Abstract: A substrate processing apparatus has: a process chamber in which a substrate is processed; a heating device that optically heats the substrate accommodated in the process chamber from an outer periphery side of the substrate; a cooling device that cools the outer periphery side of the substrate by flowing a fluid in a vicinity of an outer periphery of the substrate optically heated by the heating device; a temperature detection portion that detects a temperature inside the process chamber; and a heating control portion that controls the heating device and the cooling device in such a manner so as to provide a temperature difference between a center portion of the substrate and an end portion of the substrate while maintaining a temperature at the center portion at a pre-determined temperature according to the temperature detected by the temperature detection portion.
    Type: Grant
    Filed: February 21, 2007
    Date of Patent: August 6, 2013
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Masaaki Ueno, Masakazu Shimada, Takeo Hanashima, Haruo Morikawa, Akira Hayashida
  • Patent number: 8367530
    Abstract: A substrate processing apparatus, including: a reaction container in which a substrate is processed; a seal cap, brought into contact with one end in an opening side of the reaction container via a first sealing member and a second sealing member so as to seal the opening of the reaction container air-tightly; a first gas channel, formed in a region between the first sealing member and the second sealing member in a state where the seal cap is in contact with the reaction container; a second gas channel, provided to the seal cap and through which the first gas channel is in communication with an inside of the reaction container; a first gas supply port that is provided to the reaction container and supplies a first gas to the first gas channel; and a second gas supply port that is provided to the reaction container and supplies a second gas into the reaction container, wherein a front end opening of the first gas supply port opening to the first gas channel, and a base opening of the second gas channel openin
    Type: Grant
    Filed: March 26, 2010
    Date of Patent: February 5, 2013
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Kiyohiko Maeda, Takeo Hanashima, Masanao Osanai
  • Publication number: 20110104879
    Abstract: Provided are a method of manufacturing a semiconductor device and a substrate processing apparatus, which can improve the surface roughness of an amorphous silicon film. The method of manufacturing a semiconductor device comprises: in a process of forming an amorphous silicon film on a substrate, setting, in an initial stage of the process, an in-furnace pressure to a first pressure to supply SiH4; and setting, in a stage after the initial stage, the in-furnace pressure to a second pressure lower than the first pressure to supply SiH4.
    Type: Application
    Filed: October 4, 2010
    Publication date: May 5, 2011
    Applicant: HITACHI-KOKUSAI ELECTRIC INC.
    Inventor: Takeo HANASHIMA
  • Patent number: 7795143
    Abstract: A substrate processing apparatus, including: a reaction container in which a substrate is processed; a seal cap, brought into contact with one end in an opening side of the reaction container via a first sealing member and a second sealing member so as to seal the opening of the reaction container air-tightly; a first gas channel, formed in a region between the first sealing member and the second sealing member in a state where the seal cap is in contact with the reaction container; a second gas channel, provided to the seal cap and through which the first gas channel is in communication with an inside of the reaction container; a first gas supply port that is provided to the reaction container and supplies a first gas to the first gas channel; and a second gas supply port that is provided to the reaction container and supplies a second gas into the reaction container, wherein a front end opening of the first gas supply port opening to the first gas channel, and a base opening of the second gas channel openin
    Type: Grant
    Filed: August 9, 2007
    Date of Patent: September 14, 2010
    Assignee: Hitachi Kokusai Electric Inc.
    Inventors: Kiyohiko Maeda, Takeo Hanashima, Masanao Osanai
  • Publication number: 20100190355
    Abstract: A substrate processing apparatus, including: a reaction container in which a substrate is processed; a seal cap, brought into contact with one end in an opening side of the reaction container via a first sealing member and a second sealing member so as to seal the opening of the reaction container air-tightly; a first gas channel, formed in a region between the first sealing member and the second sealing member in a state where the seal cap is in contact with the reaction container; a second gas channel, provided to the seal cap and through which the first gas channel is in communication with an inside of the reaction container; a first gas supply port that is provided to the reaction container and supplies a first gas to the first gas channel; and a second gas supply port that is provided to the reaction container and supplies a second gas into the reaction container, wherein a front end opening of the first gas supply port opening to the first gas channel, and a base opening of the second gas channel openin
    Type: Application
    Filed: March 26, 2010
    Publication date: July 29, 2010
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Kiyohiko Maeda, Takeo Hanashima, Masanao Osanai
  • Publication number: 20090197352
    Abstract: A substrate processing method in a processing chamber, has: accommodating a substrate into a processing chamber; and processing the substrate in the processing chamber on the basis of a correlation of a preset temperature of a heating device, a flow rate of fluid supplied by a cooling device and a temperature deviation between the center side of the substrate accommodated in the processing chamber and the outer peripheral side of the substrate while the substrate accommodated in the processing chamber is optically heated from an outer periphery side of the substrate at a corrected preset temperature by the heating device and the fluid is supplied to the outside of the processing chamber at the flow rate based on the correlation concerned to cool the outer peripheral side of the substrate by the cooling device.
    Type: Application
    Filed: March 13, 2009
    Publication date: August 6, 2009
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Masaaki Ueno, Masakazu Shimada, Takeo Hanashima, Haruo Morikawa, Akira Hayashida
  • Publication number: 20090163040
    Abstract: A substrate processing apparatus, including: a reaction container in which a substrate is processed; a seal cap, brought into contact with one end in an opening side of the reaction container via a first sealing member and a second sealing member so as to seal the opening of the reaction container air-tightly; a first gas channel, formed in a region between the first sealing member and the second sealing member in a state where the seal cap is in contact with the reaction container; a second gas channel, provided to the seal cap and through which the first gas channel is in communication with an inside of the reaction container; a first gas supply port that is provided to the reaction container and supplies a first gas to the first gas channel; and a second gas supply port that is provided to the reaction container and supplies a second gas into the reaction container, wherein a front end opening of the first gas supply port opening to the first gas channel, and a base opening of the second gas channel openin
    Type: Application
    Filed: August 9, 2007
    Publication date: June 25, 2009
    Applicant: Hitachi Kokusai Electric Inc.
    Inventors: Kiyohiko Maeda, Takeo Hanashima, Masanao Osanai
  • Publication number: 20090029486
    Abstract: A substrate processing apparatus has: a process chamber in which a substrate is processed; a heating device that optically heats the substrate accommodated in the process chamber from an outer periphery side of the substrate; a cooling device that cools the outer periphery side of the substrate by flowing a fluid in a vicinity of an outer periphery of the substrate optically heated by the heating device; a temperature detection portion that detects a temperature inside the process chamber; and a heating control portion that controls the heating device and the cooling device in such a manner so as to provide a temperature difference between a center portion of the substrate and an end portion of the substrate while maintaining a temperature at the center portion at a pre-determined temperature according to the temperature detected by the temperature detection portion.
    Type: Application
    Filed: February 21, 2007
    Publication date: January 29, 2009
    Applicant: HITACHI KOKUSAI ELECTRIC INC.
    Inventors: Masaaki Ueno, Masakazu Shimada, Takeo Hanashima, Haruo Morikawa, Akira Hayashida