Patents Assigned to Innochips Technology
  • Patent number: 8186027
    Abstract: Piezoelectric vibrators may be fabricated by forming a piezoelectric body of piezoelectric sheets, of which thickness is controlled, and simultaneously sintering the sheets along with cover layers, on which grooves are formed, and may be fabricated by laminating the piezoelectric sheets, of which the thickness is controlled, providing internal electrodes between the sheets, and forming external electrodes insulated from the internal electrodes.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: May 29, 2012
    Assignee: Innochips Technology
    Inventors: In Kil Park, Duk Hee Kim
  • Patent number: 7786655
    Abstract: The present invention relates to piezoelectric vibrators such as a resonator used as a timing element, discriminator, filter or the like, and fabricating methods thereof. The piezoelectric vibrators of the present invention may be fabricated by forming a piezoelectric body of piezoelectric sheets, of which the thickness is controlled, and simultaneously sintering the sheets along with cover layers, on which grooves are formed. Also, the piezoelectric vibrator of the present invention is fabricated by laminating the piezoelectric sheets, of which the thickness is controlled, providing internal electrodes between the sheets, and forming external electrodes insulated from the internal electrodes.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: August 31, 2010
    Assignee: INNOCHIPS TECHNOLOGY
    Inventors: In Kil Park, Duk Hee Kim
  • Publication number: 20080313874
    Abstract: The present invention relates to piezoelectric vibrators such as a resonator used as a timing element, discriminator, filter or the like, and fabricating methods thereof. The piezoelectric vibrators of the present invention may be fabricated by forming a piezoelectric body of piezoelectric sheets, of which the thickness is controlled, and simultaneously sintering the sheets along with cover layers, on which grooves are formed. Also, the piezoelectric vibrator of the present invention is fabricated by laminating the piezoelectric sheets, of which the thickness is controlled, providing internal electrodes between the sheets, and forming external electrodes insulated from the internal electrodes.
    Type: Application
    Filed: August 14, 2008
    Publication date: December 25, 2008
    Applicant: INNOCHIPS TECHNOLOGY
    Inventors: In Kil Park, Duk Hee KIM
  • Publication number: 20080297007
    Abstract: The present invention relates to piezoelectric vibrators such as a resonator used as a timing element, discriminator, filter or the like, and fabricating methods thereof. The piezoelectric vibrators of the present invention may be fabricated by forming a piezoelectric body of piezoelectric sheets, of which the thickness is controlled, and simultaneously sintering the sheets along with cover layers, on which grooves are formed. Also, the piezoelectric vibrator of the present invention is fabricated by laminating the piezoelectric sheets, of which the thickness is controlled, providing internal electrodes between the sheets, and forming external electrodes insulated from the internal electrodes.
    Type: Application
    Filed: August 14, 2008
    Publication date: December 4, 2008
    Applicant: INNOCHIPS TECHNOLOGY
    Inventors: In Kil PARK, Duk Hee KIM
  • Patent number: 7429816
    Abstract: The present invention relates to piezoelectric vibrators such as a resonator used as a timing element, discriminator, filter or the like, and fabricating methods thereof. The piezoelectric vibrators of the present invention may be fabricated by forming a piezoelectric body of piezoelectric sheets, of which the thickness is controlled, and simultaneously sintering the sheets along with cover layers, on which grooves are formed. Also, the piezoelectric vibrator of the present invention is fabricated by laminating the piezoelectric sheets, of which the thickness is controlled, providing internal electrodes between the sheets, and forming external electrodes insulated from the internal electrodes.
    Type: Grant
    Filed: September 26, 2003
    Date of Patent: September 30, 2008
    Assignee: Innochips Technology
    Inventors: In-Kil Park, Duk Hee Kim
  • Patent number: 6570477
    Abstract: The invention relates to a low inductance multilayer chip and a method for fabricating the same, the multilayer chip including a plurality of internal electrode layers where the internal electrodes of the predetermined layers are electrically connected to reverse the current directions flowing in the internal electrodes of neighboring layers to thereby offset inductance and performing stable operations at high frequency.
    Type: Grant
    Filed: May 2, 2001
    Date of Patent: May 27, 2003
    Assignee: Innochips Technology
    Inventors: In-Kil Park, Duk-Hee Kim
  • Publication number: 20020005541
    Abstract: The invention relates to a low inductance multilayer chip and a method for fabricating the same, the multilayer chip including a plurality of internal electrode layers where the internal electrodes of the predetermined layers are electrically connected to reverse the current directions flowing in the internal electrodes of neighboring layers to thereby offset inductance and performing stable operations at high frequency.
    Type: Application
    Filed: May 2, 2001
    Publication date: January 17, 2002
    Applicant: Innochips Technology
    Inventors: In-Kil Park, Duk-Hee Kim