Patents by Inventor John Ngan

John Ngan 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).

  • Patent number: 7260383
    Abstract: A method and system are provided for serving multimedia messages to a cellular wireless communications device through an alternative route. According to an embodiment, the wireless device is locally coupled with a computer such as a PC. When a message notification arrives at the wireless device through a cellular air interface, the wireless device passes an indication of the notification to the local computer. The local computer then requests the message from a message server and the message delivered through a high-bandwidth wired pathway. Finally, the message is rendered for output at a terminal.
    Type: Grant
    Filed: February 20, 2004
    Date of Patent: August 21, 2007
    Assignee: Sprint Spectrum L.P.
    Inventor: John Ngan
  • Patent number: 7099695
    Abstract: A method and system of selecting antennas and/or equipment for use within a wireless communication system is disclosed. A cell site may have one antenna-arrangement shared between multiple groups of radio equipment that are each operated by respective wireless service providers at the cell site. The cell site may also have a base station controller that may select from the shared antenna-arrangement an antenna for radiating signals from the groups of radio equipment. The base station controller may also select from the multiple groups of radio equipment a group of radio equipment for processing signals received at the shared antenna-arrangement.
    Type: Grant
    Filed: May 24, 2002
    Date of Patent: August 29, 2006
    Assignee: Sprint Spectrum L.P.
    Inventor: John Ngan