Process and apparatus for downloading data from a server computer to a client computer

  • US 6,049,892 A
  • Filed: 02/24/1997
  • Issued: 04/11/2000
  • Est. Priority Date: 02/24/1997
  • Status: Expired due to Fees
First Claim
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1. A process for downloading a data file from a server computer to a client computer, wherein the data file is stored on a computer readable medium connected to the server computer, wherein the process has application protocol for sending data as a stream of data using a transport protocol over a computer network connecting the client computer to the server computer, comprising the steps, performed by the client computer, of:

  • initiating a download of the data file as a stream of data by sending a message to the server computer using a second application protocol requesting an indication of a port for a server process for performing the download;

    receiving the indicator of the port;

    sending a message to the server process using the first application protocol at the indicated port, requesting the data file from the server computer over the computer network;

    monitoring data successfully received by the client computer from the server computer, in response to the request;

    storing said data successfully received by the client computer;

    detecting a termination of the stream of data being downloaded, where the termination may occur anywhere within said stream of data; and

    in response to the termination of the download of the data file, automatically restarting the download of the data file by initiating a second download of the data file bysending, using the first application protocol, a second request for the data file to the server computer, wherein the request specifies the amount of data successfully received.

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