Network Failover via Location Routing Number Alteration

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Solution Overview

Problem

Market entry for telecommunications companies without Public Switched Telephone Network (PSTN) facilities is hindered due to restricted access to legacy networks and regulations, making it difficult for non-traditional carriers to manage phone numbers and route calls efficiently.

Innovation Solution

A system utilizing IP policies and databases to balance network loads and switch networks in case of failure, determining the properties of available networks and altering location routing numbers to optimize call routing without the need for leasing PSTN facilities, thereby increasing efficiency, reducing costs, and enhancing call reliability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If non-traditional carriers lease facilities from public telephone operators to access legacy networks, then network access and call routing capability are improved, but operational costs and device complexity increase

Engineering Contradiction:
Improvenetwork access capabilityVSAvoidfacility leasing requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a gateway as an intermediary component that enables non-traditional carriers to access legacy networks without directly leasing facilities from public telephone operators. The gateway acts as a mediator between the IP-based network and the legacy PSTN infrastructure, translating and routing calls through alternative pathways that bypass the need for direct facility leasing while maintaining reliable network access.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If non-traditional carriers lease facilities from public telephone operators, then call routing capability is improved, but operational costs increase

Engineering Contradiction:
Improvecall routing capabilityVSAvoidoperational cost
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The patent implements a virtualization approach where call routing functionality is copied and virtualized through software-based gateways rather than requiring physical facility leasing. Multiple virtual routing paths can be created and managed through database-driven logic, allowing non-traditional carriers to achieve call routing capability through software intelligence rather than expensive physical infrastructure leasing.

Inventive Principle:
Principle #26Copying

3Object-affected harmful factors

If direct access to telephone numbers and telecom databases is restricted by regulations, then network security and control are improved, but market entry difficulty increases

Engineering Contradiction:
Improvenetwork control securityVSAvoidmarket entry ease
Core Design Contradiction:
Object-affected harmful factorsVSEase of manufacture

Solution Approach 1:

The patent introduces a gateway as an intermediary that mediates access to telecom databases and telephone number information. Rather than requiring direct regulatory-approved access, the gateway acts as a controlled interface that interacts with legacy networks and databases through established protocols, allowing non-traditional carriers to obtain necessary routing information while maintaining compliance with regulatory controls through the gateway's managed access mechanisms.

Inventive Principle:
Principle #24Intermediary (Mediator)

4Adaptability or versatility

If companies invest in or lease PSTN facilities for direct control over phone numbers, then control over communication activities is improved, but device complexity and investment requirements increase

Engineering Contradiction:
Improvecontrol over communication activitiesVSAvoidPSTN facility requirements
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent replaces the mechanical/physical PSTN facility infrastructure with an IP-based virtualized system. Instead of requiring physical switching equipment and legacy telephony hardware, the solution uses software-based gateways, databases, and IP networking to achieve equivalent control over communication activities. This substitution of mechanical systems with information-based systems reduces device complexity while maintaining adaptability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS11171870B2Communication failover and load balancing method
Publication Date: 2021.11.09 BCM ONE CLOUD COMMUNICATIONS LLC
  • US11171870B2 patent drawing
  • US11171870B2 patent drawing
  • US11171870B2 patent drawing

AI summary

A system comprising a communication activity detecting device, a network selector, and a network control memory structure that operate to detect anomalous communication activity and, in response, send a routing control to a location routing number control memory structure to alter a location routing number, which results in communication activity switching from a first network to a second network. A method including receiving a network switch control to switch communication activity from a first network to a second network, selecting the second network from one or more networks to route the communication activity, and sending a routing control to a location routing number control memory structure. The routing control may include instructions to alter a first location routing number to a second location routing number associated with the second network.