Private Packet Network Backbone Exchange Variable Call Termination
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Solution Overview
Problem
Current communication networks face excessive costs and increased time in delivering calls to variable locations due to the need for multiple network connections and complex agreements between service providers, as well as additional queries to determine the current location of the called party.
Innovation Solution
A private packet network backbone exchange (PPNBE) with a logical call control entity, a single logical routing database, and a private packet network that allows direct querying of a location data source to determine the current call termination location, enabling one-hop communication sessions without traversing other exchanges.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If calls are routed through multiple switches and network elements owned by multiple service providers, then call termination to variable locations is achieved, but costs increase and delivery time increases
Solution Approach 1:
The patent merges the functions of multiple network elements (home switch, visiting switch, routing databases, location data sources) into a single integrated private packet network backbone exchange. This consolidation eliminates the need for calls to traverse multiple switches and network elements owned by different service providers, thereby reducing call delivery time while maintaining the ability to terminate calls to variable locations.
Solution Approach 2:
The private packet network backbone exchange acts as an intermediary that directly queries location data sources and routes calls without requiring intermediate routing through multiple service provider networks. This intermediary approach eliminates the sequential routing delays inherent in traditional multi-switch architectures.
2Adaptability or versatility
If multiple network connections and complex agreements are established between service providers, then variable call termination location capability is achieved, but costs increase
Solution Approach 1:
The patent combines multiple network connections and complex inter-provider agreements into a single private packet network backbone exchange. This unified architecture eliminates redundant network connections and reduces operational costs by consolidating what would otherwise require multiple separate service provider infrastructures.
3Measurement precision
If multiple queries are performed to determine current location of called party, then accurate call termination is achieved, but time consumption increases
Solution Approach 1:
The patent performs location determination actions in advance by pre-establishing direct queries to location data sources within the integrated backbone exchange. This preliminary configuration allows the system to quickly retrieve current location information without requiring multiple sequential queries during call setup, thereby reducing time consumption while maintaining location determination accuracy.
Data Source
AI summary
A private packet network backbone exchange (PPNBE) may include a capability for determining a variable call termination location corresponding to a called party. The PPNBE may directly query one or more data sources administered by a communications service provider other than the provider of the PPNBE to determine a current location to which an originating call is to be terminated, and the PPNBE may provide a “one-hop” call connection between the originating entity and the terminating entity of the call without traversing or communicating with any other exchanges. The PPNBE may re-direct established calls by directly querying the one or more data sources. Multiple data sources administered by one or more other communications service provider may be directly accessed by the PPNBE for call termination and/or re-direction purposes.


