Cloud-to-Enterprise Voice Gateway Call Routing

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Solution Overview

Problem

Existing technologies lack the ability to efficiently route calls between internal and external endpoint devices within an organization without relying on external internet service providers and voice carrier providers, limiting network communication efficiency and flexibility.

Innovation Solution

The implementation of a cloud-to-enterprise gateway device that acts as middleware between the internal network infrastructure of an organization and the public network, enabling the routing of calls between internal and external endpoint devices using the internal network infrastructure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If external internet service providers and voice carrier providers are used to route calls, then call routing is enabled, but network communication efficiency deteriorates and flexibility is reduced

Engineering Contradiction:
Improvecall routing efficiencyVSAvoidflexibility in choosing service providers
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The cloud-to-enterprise gateway device serves as an intermediary component between the cloud service provider and the enterprise's internal network infrastructure. It receives call requests from the cloud service provider and routes them through the enterprise's internal network to internal endpoint devices, eliminating the need to use external internet service providers and voice carrier providers for internal call routing.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If external service providers are used for call routing, then call connectivity is achieved, but network communication efficiency deteriorates

Engineering Contradiction:
Improvecall connectivityVSAvoidnetwork communication efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The gateway device acts as a mediator that intercepts call requests from external cloud services and redirects them through the enterprise's internal network infrastructure. This ensures call connectivity is maintained while significantly improving network communication efficiency by utilizing the organization's own network resources rather than external providers.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If cloud service provider's external infrastructure is used, then call routing is possible, but control over service selection is lost

Engineering Contradiction:
Improvecall routing capabilityVSAvoidcontrol over service provider selection
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The gateway device provides the organization with control over service provider selection by acting as an intermediary layer. It receives calls from the cloud service provider and can selectively route them through internal network infrastructure, giving the organization flexibility to choose which external and internal service providers to use for different call scenarios.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12289352B2System and method for implementing a cloud-to- enterprise voice application gateway
Publication Date: 2025.04.29 BANK OF AMERICA CORP
  • US12289352B2 patent drawing
  • US12289352B2 patent drawing
  • US12289352B2 patent drawing

AI summary

A system for establishing a network communication between two or more users receives a request to establish a call between an endpoint device associated with a user and user equipment (UE) associated with a client. The system determines that the endpoint device is available for a call by querying a network node configured to route calls to the endpoint device. The system routes a first call to the endpoint device. The system routes a second call to the UE. The system establishes a call between the user and the client by merging the first call and the second call.