Patents by Inventor Akihiro Bungo

Akihiro Bungo 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).

  • Patent number: 9325064
    Abstract: A mobile terminal that includes a first antenna element disposed in proximity to a first side of the mobile terminal, a second antenna element disposed in proximity to a second side of the mobile terminal, and a third antenna element disposed in proximity to a third side of the mobile terminal. The mobile terminal further including a switching mechanism that switches between a first connection mode in which the first and second antenna elements are feed elements and the third antenna element is a parasitic element, and a second connection mode in which the first and third antenna elements are feed elements, and a control unit that controls the switching mechanism to switch between the first connection mode and the second connection mode in accordance with a predetermined condition.
    Type: Grant
    Filed: July 9, 2012
    Date of Patent: April 26, 2016
    Assignees: Sony Corporation, Sony Mobile Communications Inc.
    Inventors: Kenichiro Kodama, Aiko Yoshida, Akihiro Bungo
  • Patent number: 9306280
    Abstract: A mobile terminal that includes a first antenna element disposed in proximity to a first side of the mobile terminal, a second antenna element disposed in proximity to a second side of the mobile terminal, and a third antenna element disposed in proximity to a third side of the mobile terminal. The mobile terminal further including a switching mechanism that switches between a first connection mode in which the first and second antenna elements are feed elements and the third antenna element is a parasitic element, and a second connection mode in which the first and third antenna elements are feed elements, and a control unit that controls the switching mechanism to switch between the first connection mode and the second connection mode in accordance with a predetermined condition.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: April 5, 2016
    Assignees: Sony Corporation, Sony Mobile Communications Inc.
    Inventors: Kenichiro Kodama, Aiko Yoshida, Akihiro Bungo
  • Patent number: 9287618
    Abstract: A mobile terminal that includes a first antenna element disposed in proximity to a first side of the mobile terminal, a second antenna element disposed in proximity to a second side of the mobile terminal, and a third antenna element disposed in proximity to a third side of the mobile terminal. The mobile terminal further including a switching mechanism that switches between a first connection mode in which the first and second antenna elements are feed elements and the third antenna element is a parasitic element, and a second connection mode in which the first and third antenna elements are feed elements, and a control unit that controls the switching mechanism to switch between the first connection mode and the second connection mode in accordance with a predetermined condition.
    Type: Grant
    Filed: January 12, 2015
    Date of Patent: March 15, 2016
    Assignees: Sony Corporation, Sony Mobile Communications Inc.
    Inventors: Kenichiro Kodama, Aiko Yoshida, Akihiro Bungo
  • Patent number: 9112280
    Abstract: An antenna apparatus may include a conductor layer having an aperture and a slit that adjoins the aperture; and a resonance tuning component including a first element, a second element, and a third element coupled with the first and second elements. The slit may have an opening at a periphery of the conductor layer. A first gap may be arranged between the first element and the conductor layer. At least a part of the first element may be coupled with the conductor layer. A second gap may be arranged between the second element and the conductor layer. The antenna apparatus may include a capacitor and an inductor. The capacitor may be connected with the inductor in parallel between the first element and the conductor layer. The terminal device may include the antenna apparatus.
    Type: Grant
    Filed: July 10, 2012
    Date of Patent: August 18, 2015
    Assignees: Sony Corporation, Sony Mobile Communications Inc.
    Inventor: Akihiro Bungo
  • Publication number: 20150207225
    Abstract: A mobile terminal that includes a first antenna element disposed in proximity to a first side of the mobile terminal, a second antenna element disposed in proximity to a second side of the mobile terminal, and a third antenna element disposed in proximity to a third side of the mobile terminal. The mobile terminal further including a switching mechanism that switches between a first connection mode in which the first and second antenna elements are feed elements and the third antenna element is a parasitic element, and a second connection mode in which the first and third antenna elements are feed elements, and a control unit that controls the switching mechanism to switch between the first connection mode and the second connection mode in accordance with a predetermined condition.
    Type: Application
    Filed: January 12, 2015
    Publication date: July 23, 2015
    Applicant: SONY MOBILE COMMUNICATIONS, INC.
    Inventors: Kenichiro Kodama, Aiko Yoshida, Akihiro Bungo
  • Patent number: 9088069
    Abstract: A wireless communication apparatus that includes a first antenna section having a first power feed point; a second antenna section having a second power feed point; a first electrically conductive plate extending between the first antenna section and the second antenna section; a second electrically conductive plate disposed substantially in parallel with the first electrically conductive plate and extending between the first antenna section and the second antenna section; and a short-circuiting member that electrically short-circuits the first electrically conductive plate and the second electrically conductive plate to each other such that a slit is formed by a part of a periphery of the first electrically conductive plate and a part of a periphery of the second electrically conductive plate.
    Type: Grant
    Filed: July 3, 2012
    Date of Patent: July 21, 2015
    Assignees: Sony Corporation, Sony Mobile Communications Inc.
    Inventor: Akihiro Bungo
  • Patent number: 9059520
    Abstract: A communication terminal apparatus and wireless communication device include comprising a first antenna having a first feed point, and a second antenna including a slit antenna and having a second feed point, the second antenna being spaced apart from the first antenna. The slit antenna includes a first conductive plate, a second conductive plate disposed substantially parallel to the first conductive plate, and a short-circuiting structure electrically connected between the first conductive plate and the second conductive plate so as to electrically short the first conductive plate to the second conductive plate.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: June 16, 2015
    Assignees: Sony Corporation, Sony Mobile Communications Inc.
    Inventor: Akihiro Bungo
  • Publication number: 20150123859
    Abstract: A mobile terminal that includes a first antenna element disposed in proximity to a first side of the mobile terminal, a second antenna element disposed in proximity to a second side of the mobile terminal, and a third antenna element disposed in proximity to a third side of the mobile terminal. The mobile terminal further including a switching mechanism that switches between a first connection mode in which the first and second antenna elements are feed elements and the third antenna element is a parasitic element, and a second connection mode in which the first and third antenna elements are feed elements, and a control unit that controls the switching mechanism to switch between the first connection mode and the second connection mode in accordance with a predetermined condition.
    Type: Application
    Filed: January 12, 2015
    Publication date: May 7, 2015
    Applicants: SONY CORPORATION, SONY MOBILE COMMUNICATIONS, INC.
    Inventors: Kenichiro KODAMA, Aiko Yoshida, Akihiro Bungo
  • Patent number: 8947318
    Abstract: An antenna apparatus that includes a first antenna having a first feed point, a second antenna having a second feed point, and a first non-feed element grounded at a first ground point disposed at a first predetermined distance from the first feed point and the second feed point.
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: February 3, 2015
    Assignee: Sony Mobile Communications Inc.
    Inventor: Akihiro Bungo
  • Patent number: 8698677
    Abstract: A mobile wireless terminal includes a housing, a cover removably attached to the housing, and an antenna device disposed inside the housing. The antenna device includes a first antenna element that is disposed inside the housing and serves as a feed element, a plate that provides a ground plane for the first antenna element, and a second antenna element that is formed on one surface of the cover so as to face the first antenna element with the cover being attached to the housing and capacitively couple to the first antenna element and that serves as a parasitic element.
    Type: Grant
    Filed: March 23, 2011
    Date of Patent: April 15, 2014
    Assignees: Sony Corporation, Sony Mobile Communications AB
    Inventors: Akihiro Bungo, Toshiya Kusama
  • Publication number: 20140015724
    Abstract: An antenna apparatus may include a conductor layer having an aperture and a slit that adjoins the aperture; and a resonance tuning component including a first element, a second element, and a third element coupled with the first and second elements. The slit may have an opening at a periphery of the conductor layer. A first gap may be arranged between the first element and the conductor layer. At least a part of the first element may be coupled with the conductor layer. A second gap may be arranged between the second element and the conductor layer. The antenna apparatus may include a capacitor and an inductor. The capacitor may be connected with the inductor in parallel between the first element and the conductor layer. The terminal device may include the antenna apparatus.
    Type: Application
    Filed: July 10, 2012
    Publication date: January 16, 2014
    Applicant: SONY MOBILE COMMUNICATIONS JAPAN, INC.
    Inventor: Akihiro Bungo
  • Publication number: 20130176189
    Abstract: A mobile terminal that includes a first antenna element disposed in proximity to a first side of the mobile terminal, a second antenna element disposed in proximity to a second side of the mobile terminal, and a third antenna element disposed in proximity to a third side of the mobile terminal. The mobile terminal further including a switching mechanism that switches between a first connection mode in which the first and second antenna elements are feed elements and the third antenna element is a parasitic element, and a second connection mode in which the first and third antenna elements are feed elements, and a control unit that controls the switching mechanism to switch between the first connection mode and the second connection mode in accordance with a predetermined condition.
    Type: Application
    Filed: July 9, 2012
    Publication date: July 11, 2013
    Applicant: Sony Mobile Communications Japan, Inc.
    Inventors: Kenichiro KODAMA, Aiko YOSHIDA, Akihiro BUNGO
  • Publication number: 20130069836
    Abstract: A wireless communication apparatus that includes a first antenna section having a first power feed point; a second antenna section having a second power feed point; a first electrically conductive plate extending between the first antenna section and the second antenna section; a second electrically conductive plate disposed substantially in parallel with the first electrically conductive plate and extending between the first antenna section and the second antenna section; and a short-circuiting member that electrically short-circuits the first electrically conductive plate and the second electrically conductive plate to each other such that a slit is formed by a part of a periphery of the first electrically conductive plate and a part of a periphery of the second electrically conductive plate.
    Type: Application
    Filed: July 3, 2012
    Publication date: March 21, 2013
    Applicant: Sony Mobile Communications Japan, Inc.
    Inventor: Akihiro BUNGO
  • Publication number: 20120268345
    Abstract: An antenna apparatus that includes a first antenna having a first feed point, a second antenna having a second feed point, and a first non-feed element grounded at a first ground point disposed at a first predetermined distance from the first feed point and the second feed point.
    Type: Application
    Filed: January 25, 2012
    Publication date: October 25, 2012
    Applicant: SONY ERICSSON MOBILE COMMUNICATIONS JAPAN, INC.
    Inventor: Akihiro BUNGO
  • Patent number: 8212731
    Abstract: There is provided an antenna device including a substrate, an earth section which is disposed on a portion of the substrate, a feed point which is disposed on the substrate, a loading section disposed on the substrate and constructed with a line-shaped conductor pattern which is formed in a longitudinal direction of an elementary body made of a dielectric material, an inductor section which connects one end of the conductor pattern to the earth section, and a feed point which feeds a current to a connection point of the one end of the conductor pattern and the inductor section, wherein a longitudinal direction of the loading section is arranged to be parallel to an edge side of the earth section.
    Type: Grant
    Filed: May 26, 2010
    Date of Patent: July 3, 2012
    Assignee: Mitsubishi Materials Corporation
    Inventors: Akihiro Bungo, Takao Yokoshima, Shinsuke Yukimoto, Toshiaki Edamatsu
  • Patent number: 8086268
    Abstract: A mobile communication terminal includes: a signal transmission section having a predetermined default value for a transmission characteristic; an antenna to be used at least by the signal transmission section; a separate circuit section sharing ground with the signal transmission section and the antenna, and being different from the signal transmission section; a monitoring section monitoring a change in a use state of the terminal related to the separate circuit section; and when the signal transmission section transmits a signal using the antenna, if the monitoring section detects a change in the use state of the terminal, a transmission-characteristic adjusting section adjusting a transmission characteristic of the signal transmission section from the default value to a characteristic optimized for the use state.
    Type: Grant
    Filed: March 27, 2009
    Date of Patent: December 27, 2011
    Assignee: Sony Ericsson Mobile Communications Japan, Inc.
    Inventors: Yusuke Naganuma, Kazuki Nagashima, Go Sakamoto, Hiroyuki Matsumoto, Akihiro Bungo, Tatsuhiro Kodama, Tetsuo Umeda, Takahiro Sato, Yoshitaka Onuma
  • Publication number: 20110248895
    Abstract: A mobile wireless terminal includes a housing, a cover removably attached to the housing, and an antenna device disposed inside the housing. The antenna device includes a first antenna element that is disposed inside the housing and serves as a feed element, a plate that provides a ground plane for the first antenna element, and a second antenna element that is formed on one surface of the cover so as to face the first antenna element with the cover being attached to the housing and capacitively couple to the first antenna element and that serves as a parasitic element.
    Type: Application
    Filed: March 23, 2011
    Publication date: October 13, 2011
    Applicant: SONY ERICSSON MOBILE COMMUNICATIONS AB
    Inventors: Akihiro BUNGO, Toshiya Kusama
  • Publication number: 20110221642
    Abstract: There is provided an antenna device including a substrate, an earth section which is disposed on a portion of the substrate, a feed point which is disposed on the substrate, a loading section disposed on the substrate and constructed with a line-shaped conductor pattern which is formed in a longitudinal direction of an elementary body made of a dielectric material, an inductor section which connects one end of the conductor pattern to the earth section, and a feed point which feeds a current to a connection point of the one end of the conductor pattern and the inductor section, wherein a longitudinal direction of the loading section is arranged to be parallel to an edge side of the earth section.
    Type: Application
    Filed: May 26, 2010
    Publication date: September 15, 2011
    Applicant: Mitsubishi Materials Corporation
    Inventors: Akihiro Bungo, Takao Yokoshima, Shinsuke Yukimoto, Toshiaki Edamatsu
  • Patent number: 7859471
    Abstract: There is provided an antenna device including a substrate, an earth section which is disposed on a portion of the substrate, a feed point which is disposed on the substrate, a loading section disposed on the substrate and constructed with a line-shaped conductor pattern which is formed in a longitudinal direction of an elementary body made of a dielectric material, an inductor section which connects one end of the conductor pattern to the earth section, and a feed point which feeds a current to a connection point of the one end of the conductor pattern and the inductor section, wherein a longitudinal direction of the loading section is arranged to be parallel to an edge side of the earth section.
    Type: Grant
    Filed: May 27, 2010
    Date of Patent: December 28, 2010
    Assignee: Mitsubishi Materials Corporation
    Inventors: Akihiro Bungo, Takao Yokoshima, Shinsuke Yukimoto, Toshiaki Edamatsu
  • Publication number: 20100289708
    Abstract: There is provided an antenna device including a substrate, an earth section which is disposed on a portion of the substrate, a feed point which is disposed on the substrate, a loading section disposed on the substrate and constructed with a line-shaped conductor pattern which is formed in a longitudinal direction of an elementary body made of a dielectric material, an inductor section which connects one end of the conductor pattern to the earth section, and a feed point which feeds a current to a connection point of the one end of the conductor pattern and the inductor section, wherein a longitudinal direction of the loading section is arranged to be parallel to an edge side of the earth section.
    Type: Application
    Filed: May 27, 2010
    Publication date: November 18, 2010
    Applicant: Mitsubishi Materials Corporation
    Inventors: Akihiro Bungo, Takao Yokoshima, Shinsuke Yukimoto, Toshiaki Edamatsu