Dynamic Routing for Multi-Network Wireless Devices
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Solution Overview
Problem
Current routing systems are limited by their ability to route calls based on a single type of network protocol, which restricts the availability of networks for call processing and can lead to decreased performance due to overuse of specific networks, especially in areas with high call volumes.
Innovation Solution
A dynamic routing system that can route calls across multiple communication networks implementing different protocols, such as CDMA and GSM, by selecting the network with the best signal strength and network characteristics, such as throughput and latency, to optimize call quality and availability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a routing system uses a single network protocol, then the system complexity is reduced, but the network availability and call quality deteriorate due to limited network options and overuse of specific networks
Solution Approach 1:
The routing system is designed to support multiple network protocols (CDMA, GSM, and others) simultaneously, enabling it to route calls across diverse network types. This multi-functionality allows the system to select from multiple network options based on real-time conditions, thereby improving network availability and call quality without requiring separate specialized systems for each protocol
Solution Approach 2:
The routing system dynamically selects network protocols and routes based on real-time signal strength, network characteristics, and call volume conditions. This dynamic adaptation allows the system to respond to changing network conditions, ensuring optimal call routing while managing complexity through centralized intelligent control rather than static multi-protocol support
2Ease of operation
If calls are routed through a limited set of networks, then the routing system is simpler to manage, but call quality and signal strength deteriorate due to network overuse and congestion
Solution Approach 1:
The routing system continuously monitors network conditions including signal strength, network characteristics, and call volumes across multiple networks. This feedback mechanism enables the system to identify congested networks and dynamically redirect calls to underutilized networks with better signal quality, maintaining high call quality while simplifying management through automated real-time adjustments
Solution Approach 2:
The system changes routing parameters dynamically based on real-time network conditions, selecting different network protocols and routes according to signal strength and network characteristics. This parameter-based routing allows flexible adaptation to changing conditions while maintaining manageable system operation through centralized control logic
3Reliability
If the routing system monitors multiple network protocols, then network availability improves, but the system complexity and computational requirements increase
Solution Approach 1:
The routing system acts as an intermediary layer between multiple network protocols and the calling devices. This intermediary approach allows the system to manage multiple protocols through a unified routing logic and decision-making framework, improving network availability while containing complexity within the routing layer rather than requiring complex protocol handling throughout the entire system
Data Source
AI summary
A wireless device capable of using multiple SIM cards to simultaneously communicate with multiple cellular networks is presented. The wireless device is a dual-SIM dual-data active device that is capable of receiving and transmitting data packets over multiple cellular networks simultaneously or at substantially the same time. The wireless device may include a second set of antennas and internal hardware, including a second model and processor enabling the wireless device to communicate with at least two cellular networks. The wireless device may select a cellular network to perform a task, such as complete a call or download a video based on a difference in signal strength between the two or more cellular networks supported by the wireless device.