Patent ID: 6674850
Filing Date: 2004-01-06
Classification: H04Q

Abstract:
A switching system for receiving a digit stream of a call transmitted by a subscriber and operable to provide digit recognition of the digit stream, said switching system comprising:a first table including a plurality of records respectively associated with a prefix of the digit stream, each record including an index to a second table; and the second table including a second plurality of records each respectively associated with a call termination type, at least one of the records of the second table capable of being referenced by a plurality of the indices of the first table, at least one index in the first table operable to reference a plurality of records in the second table, the switching system interrogating the first table using the received digit stream and obtaining an index of a record from the second table therefrom, the switching system selecting a record from the second table associated with the obtained index and processing the call in response to the selected record.