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Method for data flow control between layers of a layered communication protocol

  • US 6,614,807 B1
  • Filed: 09/08/1998
  • Issued: 09/02/2003
  • Est. Priority Date: 03/25/1996
  • Status: Expired due to Term
First Claim
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1. A method for data flow control in a device using a layered communication protocol, in which the method, comprises the steps of transmitting data units asynchronously between two successive layers;

  • and adjusting a data transmission rate by controlling the transmission of data units, wherein a “

    sliding window”

    method is applied in the method, whereby a serial number is assigned to each data unit to be transmitted, and a transmitting layer maintains a transmission window consisting of a variable group of serial numbers and transmits the data unit to be transmitted only if the serial number of a particular data unit is a part of said group.

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