Patents by Inventor Daniel Robert Crupi

Daniel Robert Crupi 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).

  • Automatic detection of phone system settings for dial-up modem connections
    Patent number: 6546091
    Abstract: A method and apparatus for automatically establishing a data connection includes a telephone line interface circuit coupled to a subscriber telephone line, and a modulator and demodulator circuit coupled to the telephone line interface circuit. A control circuit is coupled to the modulator and demodulator circuit and conditions the modulator and demodulator circuit to establish a connection to the subscriber telephone line and comprises circuitry to determine whether a central office to which the subscriber telephone line is connected is a tone-dial central office or a pulse-dial-only central office, whether a dialing prefix is necessary to access the subscriber telephone line, and whether the call waiting feature is activated on the subscriber telephone line.
    Type: Grant
    Filed: August 28, 1998
    Date of Patent: April 8, 2003
    Assignee: Thomson Licensing S.A.
    Inventors: Keith Reynolds Wehmeyer, Daniel Robert Crupi, Hugh Boyd Morrison