×

Method and system for confirming receipt of data opportunistically broadcast to client computer systems

  • US 6,002,852 A
  • Filed: 06/30/1998
  • Issued: 12/14/1999
  • Est. Priority Date: 07/14/1995
  • Status: Expired due to Term
First Claim
Patent Images

1. A method in a client computer system for confirming receipt of data broadcast by a server computer system, the broadcasted data being broadcasted using a broadcast transmission mechanism for transmitting data unidirectionally from the server computer system to the client computer systems, the method comprising:

  • when the client computer system does not have a connection established with the server computer system,receiving the broadcasted data; and

    storing an indication that the broadcasted data has been received; and

    when the client computer system later establishes a connection with the server computer system,checking for presence of the stored indication that the broadcasted data has been received; and

    when the stored indication is present, sending a confirmation that the client computer system received the broadcasted data to the server computer system using the established connectionso that the server computer system can track those client computer systems that have sent confirmations and can send the broadcasted data to those client computer systems that have not sent confirmations.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×