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Method and apparatus for performing flow control in a wireless communications system

  • US 6,192,029 B1
  • Filed: 01/29/1998
  • Issued: 02/20/2001
  • Est. Priority Date: 01/29/1998
  • Status: Expired due to Term
First Claim
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1. A method of performing flow control in a wireless communications system while transmitting data from a server router to a client router, the client router transmitting data synchronously at an outbound rate and having an outbound queue having a queue depth, the server router receiving data units from a data source, the method comprising:

  • filling the client router'"'"'s outbound queue;

    calculating a RATE variable, having an integer portion and a fractional portion, having a value equal to the outbound rate of the client router;

    adding the value of the RATE variable to a COUNT variable, the COUNT variable having an integer portion and a fractional portion, performed by the server router;

    transmitting, to the client router from the server router, an asynchronous data burst having a number of data units equal to the integer portion of the COUNT variable upon the expiration of a send interval timer, and decrementing the COUNT variable by 1 for every data unit so transmitted;

    accumulating the fractional portion of the COUNT variable in the COUNT variable; and

    repeating the steps of adding, transmitting, and accumulating.

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