Patents by Inventor Udi Dahan

Udi Dahan 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).

  • Modem relay over packed based network
    Publication number: 20090028168
    Abstract: A method of performing a negotiation session on a modem connection. The method includes receiving a plurality of negotiation signals from the source modem, by a first gateway, forwarding at least some of the received negotiation signals from the first gateway to a second gateway, over a packet based network, receiving, by the first gateway, responses to the forwarded negotiation signals from the second gateway, forwarding the responses from the second gateway to the source modem, by the first gateway, and transmitting from the first gateway to the source modem, response signals to at least some of the received negotiation signals, without receiving a response to the at least some of the signals from the second gateway.
    Type: Application
    Filed: July 30, 2008
    Publication date: January 29, 2009
    Applicant: Surf Communication Solutions Ltd.
    Inventors: Oren Somekh, Abraham Fisher, Udi Dahan, Gil Graiber
  • Modem relay over packet based network
    Patent number: 7420960
    Abstract: A method of performing a negotiation session on a modem connection. The method includes receiving a plurality of negotiation signals from the source modem, by a first gateway, forwarding at least some of the received negotiation signals from the first gateway to a second gateway, over a packet based network, receiving, by the first gateway, responses to the forwarded negotiation signals from the second gateway, forwarding the responses from the second gateway to the source modem, by the first gateway, and transmitting from the first gateway to the source modem, response signals to at least some of the received negotiation signals, without receiving a response to the at least some of the signals from the second gateway.
    Type: Grant
    Filed: May 21, 2001
    Date of Patent: September 2, 2008
    Inventors: Oren Somekh, Abraham Fisher, Udi Dahan, Gil Graiber
  • Distributed gateway for combined communication services
    Publication number: 20040196833
    Abstract: A method of converting voice signals into voice packets. The method includes providing one or more of voice or fax digital signals, at a first location, processing the provided digital signals at the first location, transmitting the processed digital signals to a second location, adding at least one header to the processed digital signals transmitted to the second location, at the second location and transmitting the processed digital signals with the added header on a communication network.
    Type: Application
    Filed: February 27, 2004
    Publication date: October 7, 2004
    Inventors: Udi Dahan, Abraham Fisher
  • Modem relay over packet based network
    Publication number: 20030123466
    Abstract: A method of performing a negotiation session on a modem connection. The method includes receiving a plurality of negotiation signals from the source modem, by a first gateway, forwarding at least some of the received negotiation signals from the first gateway to a second gateway, over a packet based network, receiving, by the first gateway, responses to the forwarded negotiation signals from the second gateway, forwarding the responses from the second gateway to the source modem, by the first gateway, and transmitting from the first gateway to the source modem, response signals to at least some of the received negotiation signals, without receiving a response to the at least some of the signals from the second gateway.
    Type: Application
    Filed: November 20, 2002
    Publication date: July 3, 2003
    Inventors: Oren Somekh, Abraham Fisher, Udi Dahan, Gil Graiber