Cloud Call Processing System for Inter-System Voice Connectivity
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Solution Overview
Problem
Current communication systems, such as Land Mobile Radio (LMR) and Long-Term Evolution (LTE) systems, face challenges in inter-system call connectivity due to latency delays and resource inefficiencies, leading to issues like missed calls and suboptimal resource utilization during voice call transitions.
Innovation Solution
A cloud-based Call Processing System that includes RAN Adapters and Multi-Tenant Call Processing Services, enabling seamless voice call processing across multiple communication systems by providing a fallback solution for standalone operation, managing resources, and maintaining real-time databases for mobility and access permissions, thus supporting multi-technology and multi-tenant voice call processing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a completely operational communication system is deployed for each system (LMR or LTE), then system reliability is improved, but device complexity and financial cost increase significantly
Solution Approach 1:
The patent merges multiple communication systems (LMR and LTE) into a unified cloud-based communication platform. The cloud infrastructure consolidates call processing, mobility management, and database services that previously required separate operational systems, thereby reducing overall system complexity and financial outlays while maintaining inter-system call capabilities.
Solution Approach 2:
The cloud-based communication system provides universal services across multiple communication systems. A single cloud infrastructure handles call processing, mobility management, and database operations for both LMR and LTE systems, eliminating the need for separate dedicated systems and reducing complexity.
2Adaptability or versatility
If inter-system calls are placed between separate communication systems, then connectivity versatility is improved, but latency delays increase causing missed calls
Solution Approach 1:
The cloud-based communication system acts as an intermediary between LMR and LTE systems. It provides a centralized platform that mediates inter-system calls, managing call setup, mobility, and resource allocation in real-time. This intermediary approach eliminates the latency delays associated with direct inter-system communication while maintaining connectivity versatility.
3Ease of operation
If separate communication systems operate independently, then system autonomy is maintained, but resource utilization becomes suboptimal
Solution Approach 1:
The patent combines resource management functions into a unified cloud-based platform that serves multiple communication systems. The cloud infrastructure consolidates computing resources, database storage, and call processing capabilities, enabling optimal resource allocation across LMR and LTE systems while maintaining their operational independence through virtualization and service-based architecture.
Data Source
AI summary
A method and system for completing a voice call in a cloud-based communication system is provided. A cloud-based group voice call service receives a group voice call initiation request from a first mobile device located at a first communication system. The group voice call initiation request is a request to complete a group voice call with a second mobile device located at a second communication system. The cloud-based group voice call service allocates resources at the first communication system and the second communication system. The cloud-based group voice call service issues a call grant to the first mobile device located at the first communication system and also issues a call response to the second mobile device located at the second communication system in order to complete the voice call.


