Patents by Inventor Hyeon Goo Yoon

Hyeon Goo Yoon 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).

  • Earphone for placement in an ear
    Patent number: 8139806
    Abstract: An earphone which fits into an ear is disclosed. The earphone includes an electroacoustic transducer for converting an audio signal into sound and a housing for holding the electroacoustic transducer. The housing includes a sound output unit for introducing the sound produced by the electroacoustic transducer into the ear canal of an ear when the housing is placed in the ear. The electroacoustic transducer is oriented so that it the sound in a direction which is transverse to the ear canal of the ear.
    Type: Grant
    Filed: February 27, 2007
    Date of Patent: March 20, 2012
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Akihiko Hosaka, Hyeon-goo Yoon
  • Speaker system having a front speaker integrated with a reflection-type surround speaker
    Patent number: 7362874
    Abstract: A surround speaker system according to the present invention includes an integral speaker in which a surround speaker is integrally formed with a front speaker, a canceling device for canceling a directly propagating sound of the surround speaker, and a reflective device for reflecting the output sound of the surround speaker.
    Type: Grant
    Filed: December 21, 2003
    Date of Patent: April 22, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jin Sub Lee, Takashi Ohyaba, Masao Gibo, Hyeon Goo Yoon
  • Earphone for placement in an ear
    Publication number: 20080013774
    Abstract: An earphone which fits into an ear is disclosed. The earphone includes an electroacoustic transducer for converting an audio signal into sound and a housing for holding the electroacoustic transducer. The housing includes a sound output unit for introducing the sound produced by the electroacoustic transducer into the ear canal of an ear when the housing is placed in the ear. The electroacoustic transducer is oriented so that it the sound in a direction which is transverse to the ear canal of the ear.
    Type: Application
    Filed: February 27, 2007
    Publication date: January 17, 2008
    Inventors: Akihiko Hosaka, Hyeon-goo Yoon
  • Speaker system having a front speaker integrated with a reflection-type surround speaker
    Publication number: 20040136553
    Abstract: A surround speaker system according to the present invention includes an integral speaker in which a surround speaker is integrally formed with a front speaker, a canceling device for canceling a directly propagating sound of the surround speaker, and a reflective device for reflecting the output sound of the surround speaker.
    Type: Application
    Filed: December 21, 2003
    Publication date: July 15, 2004
    Applicant: Bluetek Co., Ltd.
    Inventors: Jin Sub Lee, Takashi Ohyaba, Masao Gibo, Hyeon Goo Yoon