Adaptive Network Scanning for Mobile Handsets
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Solution Overview
Problem
Current mobile handsets inefficiently scan for communications networks, failing to adapt to changing conditions such as user behavior, device status, and signal strength, leading to suboptimal battery usage and connectivity.
Innovation Solution
A communications device that detects changes in conditions and adjusts its scanning frequency based on user behavior, device status, and signal strength, allowing for adaptive scanning of networks and access points.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If mobile handsets scan for networks at static intervals (e.g., once every minute), then battery power consumption is reduced, but the handset may remain unconnected to a network for a longer period before detecting an available network
Solution Approach 1:
The patent implements dynamic scanning intervals that adjust based on detected conditions such as signal strength, mobility status, and network availability. Instead of fixed static intervals, the system continuously adapts the scanning frequency to current operational conditions, allowing longer intervals when conditions are stable and shorter intervals when conditions change, thus resolving the contradiction between energy conservation and connectivity reliability
Solution Approach 2:
The system incorporates feedback mechanisms that monitor network conditions, signal quality, and device status to dynamically adjust scanning behavior. By continuously feedback loop between detected conditions and scanning interval adjustments, the system optimizes the balance between power consumption and connectivity assurance based on real-time operational context
2Loss of information
If mobile handsets scan for networks more frequently, then access to up to date network information is improved, but battery power consumption and bandwidth usage increase
Solution Approach 1:
The patent employs dynamic adjustment of scanning intervals based on detected conditions including signal strength variations, mobility detection, and network availability changes. This dynamic approach ensures network information remains fresh by increasing scan frequency only when conditions warrant it, rather than using constant high-frequency scanning, thus maintaining information freshness while conserving battery power
Solution Approach 2:
The system changes the scanning interval parameter dynamically based on detected operational conditions. By adjusting this key parameter according to signal quality, mobility status, and network context, the system optimizes the trade-off between information freshness and energy consumption, scanning more frequently only when necessary
3Use of energy by moving object
If mobile handsets scan for networks less frequently, then battery power consumption is reduced, but the handset remains unconnected to a network for a longer period of time
Solution Approach 1:
The patent implements dynamic scanning intervals that respond to detected conditions such as signal strength, mobility status, and network availability. By adaptively adjusting the scanning frequency based on current operational context, the system minimizes time to detect available networks when conditions suggest networks are available while consuming less power during stable conditions, resolving the contradiction between power consumption and detection time
Data Source
AI summary
Systems and methods are provided for adaptive control of scanning by a communications device, such as a mobile handset, for an available communication network based on a status of the communications device, user behavior, and signal status. A new time interval used for scanning for communications networks and access points is calculated responsive to a detected change in condition.