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1. (WO1999009715) DATA SWITCHING APPARATUS

Pub. No.:    WO/1999/009715    International Application No.:    PCT/GB1998/002138
Publication Date: Fri Feb 26 00:59:59 CET 1999 International Filing Date: Sat Jul 18 01:59:59 CEST 1998
IPC: H04L 12/937
H04L 12/931
H04L 12/935
Applicants: POWER X LIMITED
JOHNSON, Ian, David
COLLINS, Michael
HOWARTH, Paul
Inventors: JOHNSON, Ian, David
COLLINS, Michael
HOWARTH, Paul
Title: DATA SWITCHING APPARATUS
Abstract:
Data switching apparatus for a digital data transmission system includes user interface means (12) operable to connect external users (11) to the apparatus. Routing means (13) is operable to determine, from control information received with data from a source user, the destination to which the data should be sent. The routing means (13) includes means for separating the control information from the data. A switching matrix (17) is operable to set up connection between the source user and the destination user and master control means (18) operable to control the operation of the switching matrix (17).