Patent ID: 6272131
Filing Date: 2001-08-07
Classification: H04J,H04L

Abstract:
A system for transferring packet data from at least one source to at least one destination wherein the transfer of the data packet is provided during respective ones of a plurality of predefined time intervals, wherein each of the predefined time intervals is comprised of a plurality of predefined time frames, comprising:a virtual pipe comprising at least two switches interconnected via communication links, each of the switches having a plurality of input ports and output ports, each with a unique address for receiving the data packets;a routing controller for mapping each of the data packets that arrives at each one of the input ports to a respective one of the output ports;a common time reference signal coupled to each of the switches;a packet scheduling and rescheduling controller, wherein for each switch there is a first scheduled time within a first predefined time frame within which a respective packet is scheduled to be transferred out of the respective switch determined by said packet scheduling and rescheduling controller;wherein the time frames and the first scheduled time frame are determined responsive to the common time reference; andwherein the position of a data packet in a time fame is arbitrary.