Patents by Inventor Ross Ruthenberg

Ross Ruthenberg 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).

  • Method and apparatus for sharing radio frequency spectrum in a radio frequency communication system
    Patent number: 5475734
    Abstract: A radio frequency communication system is coupled to a telephone network having automatic number identification (ANI) capabilities for communication thereover. The radio frequency communication system includes at least one relocateable base station (115) which shares a radio frequency channel with stationary communication devices for communicating over predetermined geographic areas. The radio frequency communication system further includes a service center (125) which, in response to a call from a base station (115), receives from the telephone network information indicative of at least a portion of a telephone number from which the base station (115) is calling. The service center (125) determines therefrom whether the base station (115) is located within any of the predetermined geographic areas.
    Type: Grant
    Filed: January 12, 1995
    Date of Patent: December 12, 1995
    Assignee: Motorola, Inc.
    Inventors: James A. McDonald, Ross Ruthenberg
  • Method and apparatus for sharing radio frequency spectrum in a radio frequency communication system
    Patent number: 5422930
    Abstract: A radio frequency communication system is coupled to a telephone network (130) having automatic number identification (ANI) capabilities for communication thereover. The radio frequency communication system includes at least one relocateable base station (115) which shares a radio frequency channel with stationary communication devices (105) for communicating over predetermined geographic areas (110). The radio frequency communication system further includes a service center (125) which, in response to a call from a base station (115), receives from the telephone network (130) information indicative of at least a portion of a telephone number from which the base station (115) is calling. The service center (125) determines therefrom whether the base station (115) is located within any of the predetermined geographic areas (110).
    Type: Grant
    Filed: May 20, 1993
    Date of Patent: June 6, 1995
    Assignee: Motorola, Inc.
    Inventors: James A. McDonald, Ross Ruthenberg