Patents by Inventor Ye-jung Jung

Ye-jung Jung 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: 8709832
    Abstract: A chip on film (COF) package and a method for manufacturing same are provided. The COF package comprises a base film, a semiconductor chip mounted on the base film, a signal-inputting portion mounted on the base film, a first passive element mounted on the base film and comprising first and second terminals and a first signal line formed on the base film and connecting the first passive element to the semiconductor chip, wherein the first signal line comprises a connection pad connected to the first terminal of the first passive element and a first test line connected to the signal-inputting portion.
    Type: Grant
    Filed: August 18, 2011
    Date of Patent: April 29, 2014
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyoung-ho Kim, Ye-jung Jung
  • Publication number: 20120061669
    Abstract: A chip on film (COF) package and a method for manufacturing same are provided. The COF package comprises a base film, a semiconductor chip mounted on the base film, a signal-inputting portion mounted on the base film, a first passive element mounted on the base film and comprising first and second terminals and a first signal line formed on the base film and connecting the first passive element to the semiconductor chip, wherein the first signal line comprises a connection pad connected to the first terminal of the first passive element and a first test line connected to the signal-inputting portion.
    Type: Application
    Filed: August 18, 2011
    Publication date: March 15, 2012
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyoung-ho Kim, Ye-jung Jung
  • Publication number: 20090050887
    Abstract: A chip on film (COF) package comprising a test pad for testing the electrical function of a semiconductor chip and a method for manufacturing same are provided. The COF package comprises a semiconductor chip mounted on a base film, a signal-input portion for receiving data and control signals and transmitting the data and control signals to the semiconductor chip, a plurality of passive elements connected to terminals of the semiconductor chip, and a plurality of test pads for testing one or more terminals of the semiconductor chip that are not connected to the signal-input portion. The test pads of the COF package are capable of testing a plurality of internal terminals which are integrated into one terminal and do not connected to the signal-input portion, thereby easily testing the electrical function of the chip.
    Type: Application
    Filed: October 20, 2008
    Publication date: February 26, 2009
    Inventors: Hyoung-ho Kim, Ye-jung Jung
  • Patent number: 7442968
    Abstract: A chip on film (COF) package comprising a test pad for testing the electrical function of a semiconductor chip and a method for manufacturing same are provided. The COF package comprises a semiconductor chip mounted on a base film, a signal-input portion for receiving data and control signals and transmitting the data and control signals to the semiconductor chip, a plurality of passive elements connected to terminals of the semiconductor chip, and a plurality of test pads for testing one or more terminals of the semiconductor chip that are not connected to the signal-input portion. The test pads of the COF package are capable of testing a plurality of internal terminals which are integrated into one terminal and do not connected to the signal-input portion, thereby easily testing the electrical function of the chip.
    Type: Grant
    Filed: February 1, 2002
    Date of Patent: October 28, 2008
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyoung-ho Kim, Ye-jung Jung
  • Publication number: 20020139567
    Abstract: A chip on film (COF) package comprising a test pad for testing the electrical function of a semiconductor chip and a method for manufacturing same are provided. The COF package comprises a semiconductor chip mounted on a base film, a signal-input portion for receiving data and control signals and transmitting the data and control signals to the semiconductor chip, a plurality of passive elements connected to terminals of the semiconductor chip, and a plurality of test pads for testing one or more terminals of the semiconductor chip that are not connected to the signal-input portion. The test pads of the COF package are capable of testing a plurality of internal terminals which are integrated into one terminal and do not connected to the signal-input portion, thereby easily testing the electrical function of the chip.
    Type: Application
    Filed: February 1, 2002
    Publication date: October 3, 2002
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyoung-ho Kim, Ye-jung Jung