Data communication network switching unit having a systolic ring structure
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United States of America Patent
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Issued Date -
Jun 20, 2002
app pub date -
Sep 28, 2001
filing date -
Oct 4, 2000
priority date (Note) -
Abandoned
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Abstract
A switching unit and a method for operating the same as well as a device for use in the switching unit, where the switching unit comprises a ring-shaped bus for transporting the data packets and a daisy-chain type bus for transporting controlling device information for use in a later switching routing. The two busses are driven synchronously. This systolic nature of the busses ensures optimal bandwidth of the switching.
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