Patents by Inventor Daniel T. Ryan

Daniel T. Ryan 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: 6816463
    Abstract: A method includes constructing a data pattern for generating a reference signal to measure a specific channel characteristic, inserting the data pattern in an Internet Control Message Protocol echo request, transmitting an Internet Control Message Protocol echo request from a primary station across a shared physical medium to a secondary station, receiving the echo request at the secondary station, transmitting an Internet Control Message Protocol echo reply in response to the echo request across the shared physical medium to the primary station, receiving the echo reply at the primary station, measuring a bit slicer error of the Internet Control Message Protocol echo reply, and characterizing the channel quality of the communications channel as a function of the bit slicer error.
    Type: Grant
    Filed: November 8, 2001
    Date of Patent: November 9, 2004
    Assignee: Motorola, INC
    Inventors: Michael J. Cooper, Daniel T. Ryan
  • Publication number: 20020044531
    Abstract: A method includes constructing a data pattern for generating a reference signal to measure a specific channel characteristic, inserting the data pattern in an Internet Control Message Protocol echo request, transmitting an Internet Control Message Protocol echo request from a primary station across a shared physical medium to a secondary station, receiving the echo request at the secondary station, transmitting an Internet Control Message Protocol echo reply in response to the echo request across the shared physical medium to the primary station, receiving the echo reply at the primary station, measuring a bit slicer error of the Internet Control Message Protocol echo reply, and characterizing the channel quality of the communications channel as a function of the bit slicer error.
    Type: Application
    Filed: November 8, 2001
    Publication date: April 18, 2002
    Inventors: Michael J. Cooper, Daniel T. Ryan