Patents Assigned to Centra Software Inc.
  • Patent number: 7240094
    Abstract: It is an object of the present invention to provide a synchronized program delivery of training and self-paced learning a communication network. It is another object of the invention to create a virtual classroom available to clients over a distributed network, thus decreasing the cost of education by eliminating travel costs. The invention provides a delivery environment simulating a classroom including functions for synchronized viewing of multimedia content and shared multimedia objects. A system and method is provided for synchronizing and serving multimedia content in a distributed network. In one aspect there is a synchronization server, a content server, and at least one client. The synchronization server provides indication of an update to a multimedia resource to the client. The content server provides content information to the client based upon the indication provided by the synchronization server.
    Type: Grant
    Filed: August 27, 2001
    Date of Patent: July 3, 2007
    Assignee: Centra Software Inc.
    Inventors: Michael L. J. Hackney, Edward J. Burke, Daniel L. Maxwell, Robert H. Miner, Ronald Thomson
  • Publication number: 20020065926
    Abstract: It is an object of the present invention to provide a synchronized program delivery of training and self-paced learning a communication network. It is another object of the invention to create a virtual classroom available to clients over a distributed network, thus decreasing the cost of education by eliminating travel costs. The invention provides a delivery environment simulating a classroom including functions for synchronized viewing of multimedia content and shared multimedia objects. A system and method is provided for synchronizing and serving multimedia content in a distributed network. In one aspect there is a synchronization server, a content server, and at least one client. The synchronization server provides indication of an update to a multimedia resource to the client. The content server provides content information to the client based upon the indication provided by the synchronization server.
    Type: Application
    Filed: August 27, 2001
    Publication date: May 30, 2002
    Applicant: Centra Software, Inc.
    Inventors: Michael L.J. Hackney, Edward J. Burke, Daniel L. Maxwell, Robert H. Miner, Ronald Thomson