Patents by Inventor Chieh-Lin Tseng

Chieh-Lin Tseng 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).

  • Planer inverted-F antenna device
    Publication number: 20080094303
    Abstract: Planer inverted-F antennas are easily assembled into one device without diversity. The device diminishes interferences and polarization of the antenna to obtain high gain.
    Type: Application
    Filed: October 19, 2006
    Publication date: April 24, 2008
    Applicant: SPEED TECH CORP.
    Inventors: Chieh-Lin Tseng, Tz-Chang Liao, Robert Chiang, Jamie Yang
  • Antenna
    Patent number: 6947002
    Abstract: An antenna includes an electrically insulative narrow elongated bracket, a coiled resonant conductor sleeved onto the bracket, a coaxial cable signal line extended out of one end of the bracket, a first metal conducting connecting member fastened to the bracket and connected to one end of the coiled resonant conductor, and a second metal conducting connecting member fastened to outer insulative layer and a tubular braided conducting layer of the signal line to secure the signal line to the bracket and to let the center conductor of the signal line be electrically connected to the first metal conducting connecting member and the resonant conductor.
    Type: Grant
    Filed: October 27, 2004
    Date of Patent: September 20, 2005
    Assignee: Speed Tech Corp.
    Inventors: Li-Sen Chen, Chieh-Lin Tseng, Lun-Ting Liu, Yen-Jang Liao, Wen-Tsung Hsiao