Patents by Inventor Ren Yu-Jiun

Ren Yu-Jiun 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).

  • Compact multi-band antenna for worldwide mobile handset applications
    Patent number: 9000987
    Abstract: A multi-band antenna component is provided. The multi-band antenna component comprises a carrier, a first antenna array, and a second antenna array. The carrier is composed of a ceramic material characterized by a permittivity of at least about 6, said carrier having a first region and a second region distinct from the first region. The first antenna array is disposed on the first region and comprises one or more antennas selected from the group consisting of a first antenna adapted for about 2.4 GHz wireless communication, a second antenna adapted for about 5 GHz wireless communication, and a third antenna adapted for wireless communication for a global positioning system. The second antenna array is disposed on the second region and comprises at least one of a fourth antenna adapted for about 850 MHz wireless communication or a fifth antenna adapted for about 1800/1900 MHz wireless communication.
    Type: Grant
    Filed: May 18, 2012
    Date of Patent: April 7, 2015
    Assignee: BlackBerry Limited
    Inventors: Ren Yu-Jiun, Seong Heon Jeong, James Paul Warden, Philip Mac Walker
  • Compact Multi-Band Antenna for Worldwide Mobile Handset Applications
    Publication number: 20130307751
    Abstract: A multi-band antenna component is provided. The multi-band antenna component comprises a carrier, a first antenna array, and a second antenna array. The carrier is composed of a ceramic material characterized by a permittivity of at least about 6, said carrier having a first region and a second region distinct from the first region. The first antenna array is disposed on the first region and comprises one or more antennas selected from the group consisting of a first antenna adapted for about 2.4 GHz wireless communication, a second antenna adapted for about 5 GHz wireless communication, and a third antenna adapted for wireless communication for a global positioning system. The second antenna array is disposed on the second region and comprises at least one of a fourth antenna adapted for about 850 MHz wireless communication or a fifth antenna adapted for about 1800/1900 MHz wireless communication.
    Type: Application
    Filed: May 18, 2012
    Publication date: November 21, 2013
    Applicant: Research In Motion Limited
    Inventors: Ren Yu-Jiun, Seong Heon Jeong, James Paul Warden, Philip Mac Walker