POTS Gateway Routing With Backup Power for IP Network Bottlenecks

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Solution Overview

Problem

Existing solutions for integrating old telephone service devices with IP networks are costly and complicated, and they do not address issues with network bandwidth issues and network bottlenecks, and they do not provide a secure fail-safe system for network bandwidth issues and network bandwidth issues.

Innovation Solution

The system integrates POTS devices with IP networks using a customer appliance with multiple ports, a power source, a SIM card, an electronic control unit, and a processor to convert and route analog and digital signals over IP networks, ensuring quality of service and cost-effectiveness.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If hardware nodes are deployed to convert POTS signals to IP packets, then POTS device connectivity over IP networks is enabled, but device complexity and cost increase due to additional equipment at user side and operator side

Engineering Contradiction:

ImprovePOTS device connectivity over IP networksVSAvoidequipment at user side and operator side

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines the POTS interface, signal conversion, and IP packetization functions into a single integrated gateway device. This merging eliminates the need for separate hardware nodes at both user and operator sides, reducing overall system complexity while maintaining POTS over IP connectivity.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The gateway device is designed to perform multiple functions: interfacing with POTS devices, converting analog signals to digital, packetizing data into IP packets, and managing call routing. This multi-functionality replaces what would otherwise require multiple separate devices, reducing complexity and cost.

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If existing POTS support solutions are implemented, then POTS devices can communicate over IP networks, but network bandwidth slowdown and bottleneck issues occur

Engineering Contradiction:

ImprovePOTS device communication over IP networksVSAvoidnetwork transmission rate

Core Design Contradiction:

Adaptability or versatilityVSSpeed

Solution Approach 1:

The gateway acts as an intermediary that optimizes the conversion process between POTS signals and IP packets. By implementing efficient packetization and depacketization algorithms, the gateway reduces processing delays and bandwidth consumption, preventing network bottlenecks while enabling POTS communication over IP networks.

Inventive Principle:

Principle #24Intermediary (Mediator)

3Loss of energy

If SIP trunks are used to replace analog copper lines, then cost is reduced, but reliability fails during power outages since SIP equipment requires electricity

Engineering Contradiction:

Improvecost reductionVSAvoidservice availability during power failure

Core Design Contradiction:

Loss of energyVSReliability

Solution Approach 1:

The gateway device is equipped with an internal power source that provides backup power capability. This beforehand cushioning ensures that the POTS interface remains operational during external power failures, maintaining reliability for life safety applications while still using cost-effective IP network infrastructure instead of expensive analog copper lines.

Inventive Principle:

Principle #11Beforehand cushioning (Prior cushioning)

4Adaptability or versatility

If mobile stations with UMA technology are deployed to support POTS equivalent services, then POTS services can be provided remotely, but device complexity and cost increase significantly

Engineering Contradiction:

Improveremote POTS service supportVSAvoidmobile station complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent extracts the complex UMA mobile station requirements and replaces them with a simplified gateway-based solution. By taking out the need for sophisticated mobile stations and implementing the POTS over IP functionality in a standard gateway device, the system achieves remote POTS service support with dramatically reduced complexity and cost.

Inventive Principle:

Principle #2Taking out (Extraction)

Data Source

PatentUS12634789B2Analog and digital communication system for interfacing plain old telephone service devices with a network

Publication Date: 2026.05.19 GRANITE TELECOMMUNICATIONS LLC

AI summary

An analog and digital communication system establishes a connection between a plain old telephone service (POTS) device and a destination device. The system includes a customer appliance that includes multiple ports, an internal power source device, a subscriber identification module (SIM) card, an electronic control unit, an analog to digital convertor, and a processor device. At least one of the ports are operably connected to the POTS device. A controller communicates remotely with the customer appliance via the network to provide routing of the telephone call between the POTS device and the destination device. The controller is configured to at least one of transmit the telephone call or receive the telephone call via a closest public switched telephone network (PSTN) handoff or via an internal customer appliance network establishing a connection between the customer appliance and a second customer appliance.