Patents by Inventor KE-KUN CHANG

KE-KUN CHANG 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).

  • DUAL-BAND ANTENNA AND WIRELESS COMMUNICATION DEVICE USING THE SAME
    Publication number: 20110043415
    Abstract: A dual-band antenna used in a wireless communication device includes a radiating body, a grounding portion, and feeding portion. The radiating body includes a first radiating portion and a second radiating portion connected to the first radiating portion. The grounding portion is connected to the first radiating portion. The feeding portion is also connected to the first radiating portion, and parallel to the grounding portion. The first radiating portion receives/sends wireless signals at a first frequency band. The second radiating portion receives/sends wireless signals at a second frequency band.
    Type: Application
    Filed: November 13, 2009
    Publication date: February 24, 2011
    Applicant: CHI MEI COMMUNICATION SYSTEMS, INC.
    Inventor: KE-KUN CHANG