Patents by Inventor Hyang Sig Kim

Hyang Sig Kim 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).

  • System for extending wireless internet coverage
    Patent number: 9136919
    Abstract: A system for extending coverage of a wireless Internet service by using a mobile communication network is provided. The system includes a wireless access point, a combiner, and a distributor. The combiner is connected to the wireless access point. The combiner includes a filter that isolates a signal band of a wireless Internet signal corresponding to the wireless access point and a signal band of a mobile communication signal corresponding to the mobile communication network. After isolation, the combiner outputs the wireless Internet signal or the mobile communication signal. The distributor is connected to the combiner and at least one antenna. The distributor receives the wireless Internet signal from the combiner and outputs the received wireless Internet signal via the antenna.
    Type: Grant
    Filed: December 7, 2012
    Date of Patent: September 15, 2015
    Assignee: KT CORPORATION
    Inventors: Jung Ho Lee, Young Rae Kim, Yong Bum Kim, Hyang Sig Kim