Patents by Inventor Andrew McEwan

Andrew McEwan 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 providing mobile VoIP
    Publication number: 20050286466
    Abstract: A system for providing handoff for a mobile devices comprising a mobile phone programmed to automatically handover between differing data bearers and to optimally detect those bearers in a roaming environment keeping power consumption to a minimum. Repeating means for these mobile devices to extend the range of coverage and the protocol for that coverage.
    Type: Application
    Filed: May 12, 2005
    Publication date: December 29, 2005
    Inventors: James Tagg, Andrew McEwan