Patents by Inventor Joon-hyung Hwangbo

Joon-hyung Hwangbo 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).

  • Image forming apparatus and control method with error detecting and line switching function
    Patent number: 8934105
    Abstract: An image forming apparatus and a control method thereof, the control method of an image forming apparatus which transmits and receives facsimiles through a first line and a second line including detecting a facsimile transmitting and receiving error of a first facsimile unit and a second facsimile unit which are respectively matched to the first line and the second line; and switching the first line to be matched to the second facsimile unit if the facsimile transmitting and receiving error is detected in the first facsimile unit. With this, if an error happens to one of a plurality of facsimile cards, a telephone number matched to the facsimile card having the error is automatically switched to a facsimile card normally operating, thereby normally performing a facsimile function.
    Type: Grant
    Filed: July 29, 2009
    Date of Patent: January 13, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Joon-hyung Hwangbo
  • IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF
    Publication number: 20100103443
    Abstract: An image forming apparatus and a control method thereof, the control method of an image forming apparatus which transmits and receives facsimiles through a first line and a second line including detecting a facsimile transmitting and receiving error of a first facsimile unit and a second facsimile unit which are respectively matched to the first line and the second line; and switching the first line to be matched to the second facsimile unit if the facsimile transmitting and receiving error is detected in the first facsimile unit. With this, if an error happens to one of a plurality of facsimile cards, a telephone number matched to the facsimile card having the error is automatically switched to a facsimile card normally operating, thereby normally performing a facsimile function.
    Type: Application
    Filed: July 29, 2009
    Publication date: April 29, 2010
    Applicant: Samsung Electronics Co., Ltd.
    Inventor: Joon-hyung Hwangbo